/* ==========================================================================
   DYE WHORL — DESIGN SYSTEM & PORTFOLIO THEME
   Themed after 21st.dev Dye Whorl Navier-Stokes Fluid Background
   ========================================================================== */

:root {
    /* Samurai Fluid Theme: Dark Mode (The Night Shinobi & Blade Steel) */
    --background: #090a0f;
    --surface-1: rgba(14, 16, 24, 0.88);
    --surface-2: rgba(22, 25, 38, 0.94);
    --foreground: #f4f4f7;
    --muted: #9ba1b0;
    --border: rgba(217, 56, 58, 0.22);
    --border-hover: rgba(217, 56, 58, 0.65);
    --accent: #d9383a;
    /* Traditional Vermilion Seal Red (Shu-iro) */
    --accent-fg: #ffffff;
    --accent-glow: rgba(217, 56, 58, 0.35);
    --accent-hover: #ef4444;
    --gold: #c59b27;
    /* Kin-cha Tsuba Gold */
    --scrim: linear-gradient(180deg, rgba(9, 10, 15, 0) 0%, rgba(9, 10, 15, 0.96) 100%);
    --card-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.65), 0 0 1px rgba(217, 56, 58, 0.2);
    --text-halo: 0 4px 32px #090a0f, 0 2px 14px #090a0f, 0 0 6px #090a0f;
    --sub-halo: 0 2px 18px #090a0f, 0 1px 8px #090a0f;
    --kicker-halo: 0 2px 12px #090a0f, 0 0 6px #090a0f;

    /* Legacy aliases for compatibility */
    --bg-color: var(--background);
    --text-color: var(--foreground);
    --accent-color: var(--accent);
    --glass-bg: var(--surface-1);
    --glass-border: var(--border);

    /* Typography System - Unified & Consistent */
    --font-heading: 'Shippori Mincho', 'Cinzel', Georgia, serif;
    --font-serif: 'Cinzel', 'Shippori Mincho', Georgia, serif;
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-main: var(--font-sans);
    --font-body: var(--font-sans);
    --font-mono: 'Fira Code', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    --font-kanji: 'Shippori Mincho', serif;

    /* Katana Saya / Sheath Lacquer Gradient & Trims (Dark Mode: Obsidian Gloss) */
    --saya-grad-0: #1e2229;
    --saya-grad-1: #2a303c;
    --saya-grad-2: #12151a;
    --saya-grad-3: #3b1d22;
    --saya-grad-4: #090a0d;
    --saya-body-stroke: #27272a;
    --saya-rail-bg: rgba(10, 12, 18, 0.94);
    --saya-rail-border: rgba(217, 56, 58, 0.32);
    --saya-rail-shadow: -8px 0 35px rgba(0, 0, 0, 0.75), -1px 0 16px rgba(217, 56, 58, 0.16);

    /* Metrics & Layout */
    --header-height: 80px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --cursor-size: 24px;
}

[data-theme="light"] {
    /* Samurai Fluid Theme: Light Mode (Washi Paper & Flowing Sumi-e Black Ink) */
    --background: #fbfaf6;
    --surface-1: rgba(255, 255, 255, 0.9);
    --surface-2: rgba(246, 244, 238, 0.96);
    --foreground: #11141a;
    --muted: #575a66;
    --border: rgba(17, 20, 26, 0.12);
    --border-hover: rgba(185, 28, 28, 0.45);
    --accent: #b91c1c;
    /* Traditional Hanko Vermilion Wax Red */
    --accent-fg: #ffffff;
    --accent-glow: rgba(185, 28, 28, 0.22);
    --accent-hover: #991b1b;
    --gold: #a17c18;
    --scrim: linear-gradient(180deg, rgba(251, 250, 246, 0) 0%, rgba(251, 250, 246, 0.96) 100%);
    --card-shadow: 0 12px 32px -6px rgba(17, 20, 26, 0.08), 0 1px 3px rgba(17, 20, 26, 0.05);
    --text-halo: 0 0 32px #fbfaf6, 0 0 16px #fbfaf6, 0 0 8px #fbfaf6;
    --sub-halo: 0 0 24px #fbfaf6, 0 0 12px #fbfaf6, 0 0 6px #fbfaf6;
    --kicker-halo: 0 0 16px #fbfaf6, 0 0 8px #fbfaf6;

    --bg-color: var(--background);
    --text-color: var(--foreground);
    --accent-color: var(--accent);
    --glass-bg: var(--surface-1);
    --glass-border: var(--border);

    /* Katana Saya / Sheath Pearl White Lacquer (Light Mode: Shirasaya / Pure Pearl) */
    --saya-grad-0: #f1f5f9;
    --saya-grad-1: #ffffff;
    --saya-grad-2: #f8fafc;
    --saya-grad-3: #e2e8f0;
    --saya-grad-4: #cbd5e1;
    --saya-body-stroke: #94a3b8;
    --saya-rail-bg: rgba(255, 255, 255, 0.94);
    --saya-rail-border: rgba(185, 28, 28, 0.22);
    --saya-rail-shadow: -8px 0 35px rgba(17, 20, 26, 0.08), -1px 0 16px rgba(185, 28, 28, 0.06);
}

/* ==========================================================================
   Base & Resets
   ========================================================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    background-color: var(--background);
    color: var(--foreground);
    scroll-behavior: smooth;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.5s cubic-bezier(0.16, 1, 0.3, 1), color 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

body {
    font-family: var(--font-main);
    background: transparent;
    color: var(--foreground);
    line-height: 1.65;
    min-height: 100dvh;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

::selection {
    background: var(--accent-glow);
    color: var(--foreground);
}

/* Custom Interactive Cursor (Fine pointer only) */
@media (pointer: fine) {

    body,
    a,
    button {
        cursor: none !important;
    }
}

.cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--cursor-size);
    height: var(--cursor-size);
    border: 1.5px solid var(--accent);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 10002;
    transition: width 0.2s cubic-bezier(0.16, 1, 0.3, 1),
        height 0.2s cubic-bezier(0.16, 1, 0.3, 1),
        background-color 0.2s ease,
        border-color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cursor-blade-hanko {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 6px var(--accent-glow);
}

.cursor.hovered {
    width: 48px;
    height: 48px;
    background: var(--accent-glow);
    border-color: var(--accent-hover);
    mix-blend-mode: screen;
}

[data-theme="light"] .cursor.hovered {
    background: rgba(185, 28, 28, 0.08);
    border-color: var(--accent);
    mix-blend-mode: multiply;
}

/* Noise Texture Overlay */
.noise {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.035;
    background: url('data:image/svg+xml;utf8,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
}

/* ==========================================================================
   21st.dev Dye Whorl Fluid Background Canvas
   ========================================================================== */

.dye-whorl-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    background: var(--background);
    transition: background 0.5s ease;
}

#dye-whorl-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
    pointer-events: none;
}

.particles-fallback {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    pointer-events: none;
    display: none;
}

/* ==========================================================================
   Intro Screen / Preloader Animation
   ========================================================================== */

.intro-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    width: 100dvw;
    height: 100vh;
    height: 100dvh;
    max-height: 100vh;
    z-index: 10000;
    background: var(--background);
    padding: 0;
    overflow: hidden;
    box-sizing: border-box;
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.8s;
}

.intro-screen.screen-katana-recoil {
    animation: katanaRecoilShake 0.4s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

.intro-screen.intro-fade-out {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Pre-slash Live Stage */
.intro-live-stage {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    box-sizing: border-box;
    z-index: 10;
}

/* Katana Cleave Sliced Halves */
.intro-slice-half {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: none;
    background-color: var(--background);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 20;
    overflow: hidden;
    will-change: transform, opacity;
    box-sizing: border-box;
    pointer-events: none;
}

.intro-slice-half-inner {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    box-sizing: border-box;
    pointer-events: none;
}

/* Diagonal Katana Cut (Angle matches classic Iaido strike: 38% right to 62% left) */
.intro-slice-top {
    clip-path: polygon(0 0, 100% 0, 100% 38%, 0 62%);
}

.intro-slice-bottom {
    clip-path: polygon(0 62%, 100% 38%, 100% 100%, 0 100%);
}

/* Incandescent blade highlight along the cut edges */
.intro-slice-top::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(195deg, transparent 96.5%, #ffffff 98%, #ff2a2d 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.intro-slice-bottom::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(15deg, transparent 96.5%, #ffffff 98%, #ff2a2d 100%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.intro-slice-top.sheared::after,
.intro-slice-bottom.sheared::after,
.intro-slice-top.parted::after,
.intro-slice-bottom.parted::after {
    opacity: 1;
}

/* Phase 1: Cut Shear - The severed halves offset cleanly so you can distinctly see the sliced text and logo! */
.intro-slice-top.sheared {
    transform: translate(-28px, -16px);
    transition: transform 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.25);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.85);
}

.intro-slice-bottom.sheared {
    transform: translate(28px, 16px);
    transition: transform 0.22s cubic-bezier(0.2, 0.9, 0.3, 1.25);
    box-shadow: 0 -12px 35px rgba(0, 0, 0, 0.85);
}

/* Phase 2: Full Cleave Parting - The halves slide completely off screen to unveil the portfolio */
.intro-slice-top.parted {
    transform: translate(-125vw, -55vh) rotate(-5.5deg);
    opacity: 0;
    transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.intro-slice-bottom.parted {
    transform: translate(125vw, 55vh) rotate(5.5deg);
    opacity: 0;
    transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Precision Katana Slash SVG Container */
.intro-slash-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 25;
    overflow: visible;
    opacity: 0;
    mix-blend-mode: screen;
}

.intro-slash-svg.slashing {
    opacity: 1;
}

/* Wide outer katana crimson energy wake */
.slash-energy-wake {
    fill: none;
    stroke: #ff1e38;
    stroke-width: 28;
    stroke-linecap: round;
    opacity: 0;
    filter: url(#bladeGlow);
}

.intro-slash-svg.slashing .slash-energy-wake {
    animation: slashWakeAnim 0.36s cubic-bezier(0.1, 0.9, 0.2, 1) forwards;
}

/* Glowing blade body */
.slash-energy-arc {
    fill: none;
    stroke: url(#slashEnergyGrad);
    stroke-width: 12;
    stroke-linecap: round;
    stroke-dasharray: 1400;
    stroke-dashoffset: 1400;
    filter: drop-shadow(0 0 12px #ffffff) drop-shadow(0 0 28px #ff2a2d);
}

.intro-slash-svg.slashing .slash-energy-arc {
    animation: slashArcAnim 0.32s cubic-bezier(0.12, 0.95, 0.25, 1) forwards;
}

/* Razor white-hot steel blade core */
.slash-blade-line {
    fill: none;
    stroke: #ffffff;
    stroke-width: 3.5;
    stroke-linecap: round;
    stroke-dasharray: 1400;
    stroke-dashoffset: 1400;
    filter: drop-shadow(0 0 6px #ffffff) drop-shadow(0 0 16px #ff2a2d);
}

.intro-slash-svg.slashing .slash-blade-line {
    animation: slashBladeAnim 0.28s cubic-bezier(0.12, 0.95, 0.25, 1) forwards;
}

/* Incandescent fissure cut seam */
.slash-cut-seam {
    stroke: #ffffff;
    stroke-width: 3;
    stroke-linecap: round;
    opacity: 0;
    filter: drop-shadow(0 0 6px #ffffff) drop-shadow(0 0 16px #ff2a2d) drop-shadow(0 0 30px rgba(255, 42, 45, 0.95));
}

.intro-slash-svg.sheared .slash-cut-seam {
    opacity: 1;
    animation: cutSeamGlow 0.52s ease-out forwards;
}

@keyframes slashArcAnim {
    0% {
        stroke-dashoffset: 1400;
        opacity: 0;
    }
    15% {
        opacity: 1;
    }
    60% {
        stroke-dashoffset: 0;
        opacity: 1;
    }
    100% {
        stroke-dashoffset: -300;
        opacity: 0;
    }
}

@keyframes slashBladeAnim {
    0% {
        stroke-dashoffset: 1400;
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    65% {
        stroke-dashoffset: 0;
        opacity: 1;
    }
    100% {
        stroke-dashoffset: -350;
        opacity: 0;
    }
}

@keyframes slashWakeAnim {
    0% {
        opacity: 0;
        transform: scale(0.96);
    }
    30% {
        opacity: 0.9;
        transform: scale(1.02);
    }
    100% {
        opacity: 0;
        transform: scale(1.06);
    }
}

@keyframes cutSeamGlow {
    0% {
        opacity: 1;
        stroke: #ffffff;
    }
    35% {
        opacity: 1;
        stroke: #ff2a2d;
    }
    100% {
        opacity: 0;
        stroke: #ff2a2d;
    }
}

/* Dynamic Katana Sparks Burst Container */
.intro-slash-sparks {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 27;
    overflow: hidden;
}

.slash-spark-particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #ffffff;
    border-radius: 50%;
    box-shadow: 0 0 8px #ffffff, 0 0 16px #ff2a2d, 0 0 24px rgba(255, 42, 45, 0.9);
    pointer-events: none;
    animation: sparkFlyAnim 0.48s cubic-bezier(0.12, 0.85, 0.28, 1) forwards;
}

@keyframes sparkFlyAnim {
    0% {
        opacity: 1;
        transform: translate(0, 0) scale(1.4);
    }
    100% {
        opacity: 0;
        transform: translate(var(--tx), var(--ty)) scale(0.2);
    }
}

/* Blinding Slash Flash */
.intro-slash-flash {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.98) 0%, rgba(255, 42, 45, 0.5) 50%, transparent 100%);
    pointer-events: none;
    z-index: 29;
    opacity: 0;
}

.intro-slash-flash.flashing {
    animation: introSlashFlashAnim 0.38s ease-out forwards;
}

@keyframes introSlashFlashAnim {
    0% { opacity: 0; }
    18% { opacity: 0.95; }
    100% { opacity: 0; }
}

.intro-shader-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.85;
}

.intro-shader-vignette {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 35%, var(--background) 95%);
    pointer-events: none;
}

.intro-loader-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 440px;
    width: 100%;
}

.loader-chip {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.16em;
    color: var(--accent);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.loader-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.85rem;
    margin-bottom: 2rem;
}

.loader-kanji {
    font-family: var(--font-kanji);
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    text-shadow: 0 0 16px var(--accent-glow);
}

.loader-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    color: var(--foreground);
}

.loader-bar-track {
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 1rem;
    position: relative;
}

.loader-bar {
    height: 100%;
    width: 0%;
    background: var(--accent);
    border-radius: 99px;
    box-shadow: 0 0 12px var(--accent);
    transition: width 0.15s ease-out;
}

.loader-footer {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
}

.loader-skip {
    position: absolute;
    bottom: 2.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    padding: 0.6rem 1.4rem;
    border-radius: 99px;
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
    cursor: pointer;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

.loader-skip:hover {
    color: var(--foreground);
    border-color: var(--accent);
    background: var(--accent-glow);
}

/* ==========================================================================
   Portfolio Layout (Full Cinematic Flow + Floating Katana Unsheathing Rail)
   ========================================================================== */

header,
main,
footer,
aside {
    position: relative;
    z-index: 2;
}

.portfolio-container {
    width: 100%;
    max-width: 100%;
    min-height: 100vh;
    min-height: 100dvh;
    position: relative;
    z-index: 2;
    padding-top: 76px;
    box-sizing: border-box;
}

.portfolio-main {
    width: 100%;
    max-width: 1380px;
    margin: 0 auto;
    min-width: 0;
    padding: 0 6.5rem 4rem 3.5rem;
    box-sizing: border-box;
}

@media (max-width: 1280px) {
    .portfolio-main {
        padding: 0 5.5rem 3.5rem 2.5rem;
    }
}

@media (max-width: 1023px) {
    .portfolio-main {
        padding: 0 1.25rem 2.5rem 1.25rem;
    }
}

/* ==========================================================================
   Master Floating Header Navigation
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    z-index: 1000;
    background: var(--surface-1);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

@media (min-width: 1024px) {
    .site-header {
        right: 78px;
        border-right: 1px solid var(--border);
    }
}

.site-header-inner {
    max-width: 1440px;
    height: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    box-sizing: border-box;
}

/* Brand Link */
.brand-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--foreground);
    min-width: 0;
    flex-shrink: 0;
}

.logo-kamon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--accent) 0%, #991b1b 100%);
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    box-shadow: 0 0 16px var(--accent-glow);
    flex-shrink: 0;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.brand-titles {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--foreground);
    line-height: 1.15;
}

.brand-spec {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    font-weight: 600;
    opacity: 0.9;
}

/* Header Status Pill */
.header-status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.28rem 0.65rem;
    border-radius: var(--radius-sm);
    background: rgba(217, 56, 58, 0.08);
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.64rem;
    letter-spacing: 0.06em;
    color: var(--muted);
    font-weight: 500;
    flex-shrink: 0;
}

/* Central Nav Links (Desktop) */
.header-nav {
    display: flex;
    align-items: center;
}

.header-nav-list {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.75rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--muted);
    font-family: var(--font-main);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    border: 1px solid transparent;
    transition: all 0.25s ease;
    cursor: pointer;
}

.nav-item-link .nav-num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--accent);
    opacity: 0.75;
}

.nav-item-link .nav-kanji {
    font-family: var(--font-kanji);
    font-size: 0.75rem;
    opacity: 0.6;
    margin-left: 0.15rem;
}

.nav-item-link:hover {
    color: var(--foreground);
    background: var(--surface-2);
    border-color: var(--border);
}

.nav-item-link.active {
    color: var(--foreground);
    background: var(--surface-2);
    border-color: var(--accent);
    box-shadow: 0 0 14px var(--accent-glow);
}

.nav-item-link.active .nav-kanji {
    color: var(--accent);
    opacity: 1;
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex-shrink: 0;
}

.header-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.42rem 0.75rem;
    min-height: 40px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: all 0.25s ease;
    box-sizing: border-box;
}

.header-btn:hover {
    border-color: var(--accent);
    background: var(--surface-1);
    box-shadow: 0 0 14px var(--accent-glow);
    color: var(--foreground);
}

.theme-toggle-btn {
    font-family: var(--font-mono);
    font-size: 0.72rem;
}

.header-socials {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.header-socials .social-icon-btn {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--muted);
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    box-sizing: border-box;
}

.header-socials .social-icon-btn:hover {
    color: var(--foreground);
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
}

/* Mobile Hamburger Button */
.mobile-hamburger-btn {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.mobile-hamburger-btn:hover {
    border-color: var(--accent);
}

.hamburger-line {
    width: 20px;
    height: 2px;
    background: var(--foreground);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

/* Mobile Mini Katana Unsheathing Progress Strip */
.mobile-katana-progress-strip {
    display: none;
    position: absolute;
    bottom: -3px;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.08);
    overflow: visible;
}

.mobile-katana-blade-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #94a3b8 0%, #ffffff 50%, var(--accent) 100%);
    box-shadow: 0 0 10px var(--accent);
    transition: width 0.1s linear;
    position: relative;
}

.mobile-katana-blade-fill::after {
    content: '';
    position: absolute;
    right: -3px;
    top: -2px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 0 8px #ffffff, 0 0 14px var(--accent);
}

.mobile-katana-pct {
    position: absolute;
    right: 12px;
    top: -18px;
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--accent);
    font-weight: 700;
}

/* ==========================================================================
   Mobile Nav Drawer
   ========================================================================== */

.mobile-nav-drawer {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: none;
}

.mobile-nav-drawer.active {
    display: block;
}

.mobile-drawer-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.mobile-drawer-content {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 86vw);
    background: var(--surface-1);
    border-left: 1px solid var(--border);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    box-sizing: border-box;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.6);
    transform: translateX(100%);
    animation: drawerSlideIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes drawerSlideIn {
    to { transform: translateX(0); }
}

.mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-drawer-brand {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 0.06em;
}

.mobile-drawer-close-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
}

.mobile-drawer-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.65rem;
    border-radius: var(--radius-sm);
    background: rgba(217, 56, 58, 0.08);
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
}

.mobile-drawer-links {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    min-height: 44px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    text-decoration: none;
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 600;
    box-sizing: border-box;
}

.mobile-nav-link .m-num {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent);
}

.mobile-nav-link .m-kanji {
    font-family: var(--font-kanji);
    font-size: 0.82rem;
    opacity: 0.7;
}

.mobile-nav-link.active {
    border-color: var(--accent);
    box-shadow: 0 0 14px var(--accent-glow);
}

.mobile-drawer-actions {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.drawer-action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    min-height: 44px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 600;
    cursor: pointer;
    box-sizing: border-box;
}

.mobile-drawer-socials {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* ==========================================================================
   Desktop Pinned Katana Scrolling Unsheathing Rail (Full-Height Docked)
   ========================================================================== */

.katana-rail {
    position: fixed;
    right: 0;
    top: 0;
    bottom: 0;
    height: 100vh;
    height: 100dvh;
    width: 78px;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: auto;
    margin: 0;
    padding: 0;
    transform: none;
}

.katana-rail-card {
    background: var(--saya-rail-bg, rgba(10, 12, 18, 0.94));
    border-left: 1px solid var(--saya-rail-border, rgba(217, 56, 58, 0.32));
    border-right: none;
    border-top: none;
    border-bottom: none;
    border-radius: 0;
    backdrop-filter: blur(28px) saturate(200%);
    -webkit-backdrop-filter: blur(28px) saturate(200%);
    box-shadow: var(--saya-rail-shadow, -8px 0 35px rgba(0, 0, 0, 0.75));
    padding: 0.65rem 0.35rem 0.55rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
    transition: background 0.4s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    user-select: none;
}

.katana-rail-card:hover {
    border-left-color: var(--accent);
    box-shadow: -10px 0 45px rgba(0, 0, 0, 0.85), -2px 0 24px var(--accent-glow);
}

[data-theme="light"] .katana-rail-card {
    background: rgba(255, 255, 255, 0.94);
    border-left: 1px solid rgba(185, 28, 28, 0.22);
    box-shadow: -8px 0 35px rgba(17, 20, 26, 0.08), -1px 0 16px rgba(185, 28, 28, 0.06);
}

[data-theme="light"] .katana-rail-card:hover {
    border-left-color: var(--accent);
    box-shadow: -10px 0 45px rgba(17, 20, 26, 0.12), -2px 0 24px var(--accent-glow);
}

/* Katana HUD Top */
.katana-hud {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.katana-hud-header {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-family: var(--font-mono);
    font-size: 0.58rem;
    color: var(--muted);
    letter-spacing: 0.06em;
}

.katana-hud-kanji {
    font-family: var(--font-kanji);
    color: var(--accent);
    font-weight: 700;
}

.katana-hud-title {
    font-size: 0.52rem;
    opacity: 0.8;
}

.katana-hud-metric {
    margin: 0.15rem 0;
}

.katana-depth-num {
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: -0.02em;
    text-shadow: 0 0 12px var(--accent-glow);
}

.katana-hud-stance {
    font-family: var(--font-mono);
    font-size: 0.52rem;
    color: var(--muted);
    background: var(--surface-2);
    border: 1px solid var(--border);
    padding: 0.12rem 0.35rem;
    border-radius: 99px;
    white-space: nowrap;
    letter-spacing: 0.04em;
    transition: all 0.25s ease;
}

[data-theme="light"] .katana-hud-stance {
    background: rgba(243, 244, 246, 0.95);
    color: var(--foreground);
    border-color: rgba(17, 20, 26, 0.15);
}

/* Katana Chassis & Track */
.katana-track-chassis {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    flex: 1;
    min-height: 0;
    height: 100%;
    cursor: grab;
    padding: 0.3rem 0;
    overflow: visible;
}

/* Waypoints along blade */
.katana-waypoint-nodes {
    position: absolute;
    left: 2px;
    top: 20px;
    bottom: 20px;
    width: 18px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    pointer-events: auto;
    z-index: 10;
}

.katana-waypoint-node {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    text-decoration: none;
    color: var(--muted);
    position: relative;
    cursor: pointer;
    min-width: 28px;
    min-height: 28px;
    box-sizing: border-box;
}

.katana-waypoint-node .wp-num {
    font-family: var(--font-mono);
    font-size: 0.55rem;
    font-weight: 700;
    color: var(--muted);
    transition: all 0.2s ease;
}

.katana-waypoint-node .wp-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--border);
    border: 1px solid var(--muted);
    transition: all 0.25s ease;
    flex-shrink: 0;
}

.katana-waypoint-node .wp-label {
    position: absolute;
    right: 28px;
    top: 50%;
    transform: translateY(-50%) translateX(6px);
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.3rem 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--foreground);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.55);
}

[data-theme="light"] .katana-waypoint-node .wp-label {
    background: rgba(255, 255, 255, 0.95);
    color: var(--foreground);
    border-color: rgba(17, 20, 26, 0.15);
    box-shadow: 0 4px 18px rgba(17, 20, 26, 0.08);
}

.katana-waypoint-node:hover .wp-label {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

.katana-waypoint-node.active .wp-num {
    color: var(--accent);
}

.katana-waypoint-node.active .wp-dot {
    background: var(--accent);
    border-color: #ffffff;
    box-shadow: 0 0 10px var(--accent);
    transform: scale(1.3);
}

/* Master SVG Katana Stage */
.katana-svg-stage {
    position: relative;
    width: 56px;
    height: 100%;
    max-height: calc(100vh - 175px);
    max-height: calc(100dvh - 175px);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.45));
    cursor: grab;
    touch-action: none;
}

[data-theme="light"] .katana-svg-stage {
    filter: drop-shadow(0 4px 12px rgba(17, 20, 26, 0.12));
}

.katana-svg {
    height: 100%;
    width: 100%;
    max-height: 100%;
    overflow: visible;
    user-select: none;
    object-fit: contain;
}

/* Scabbard / Saya Dynamic Motion & Dragging */
.katana-saya-sheath {
    will-change: transform;
    transition: transform 0.08s ease-out;
    cursor: grab;
}

body.sheath-dragging,
body.sheath-dragging * {
    cursor: grabbing !important;
    user-select: none !important;
}

.katana-saya-sheath.is-dragging {
    filter: drop-shadow(0 0 10px rgba(217, 56, 58, 0.95)) drop-shadow(0 0 4px #ffd700);
    transition: none !important;
}

/* Saya Gradient Stops and Sheath Body in Light & Dark Mode */
.saya-stop-0 { stop-color: var(--saya-grad-0); transition: stop-color 0.4s ease; }
.saya-stop-1 { stop-color: var(--saya-grad-1); transition: stop-color 0.4s ease; }
.saya-stop-2 { stop-color: var(--saya-grad-2); transition: stop-color 0.4s ease; }
.saya-stop-3 { stop-color: var(--saya-grad-3); transition: stop-color 0.4s ease; }
.saya-stop-4 { stop-color: var(--saya-grad-4); transition: stop-color 0.4s ease; }

[data-theme="light"] .saya-stop-0 { stop-color: #f1f5f9; }
[data-theme="light"] .saya-stop-1 { stop-color: #ffffff; }
[data-theme="light"] .saya-stop-2 { stop-color: #f8fafc; }
[data-theme="light"] .saya-stop-3 { stop-color: #e2e8f0; }
[data-theme="light"] .saya-stop-4 { stop-color: #cbd5e1; }

.katana-saya-body {
    fill: url(#sayaLacquerGrad);
    stroke: var(--saya-body-stroke, #27272a);
    transition: stroke 0.4s ease;
}

[data-theme="light"] .katana-saya-body {
    stroke: #94a3b8;
}

/* Katana Blade Shimmer on Hover */
.katana-svg-stage:hover #katana-blade-glint {
    opacity: 1;
    animation: bladeGlintSweep 1.2s infinite ease-in-out;
}

@keyframes bladeGlintSweep {
    0% {
        cy: 90;
        opacity: 0;
        r: 2;
    }
    30% {
        opacity: 1;
        r: 3.5;
    }
    70% {
        opacity: 0.9;
        r: 3.5;
    }
    100% {
        cy: 550;
        opacity: 0;
        r: 2;
    }
}

/* Spark at Sheath Mouth */
.katana-saya-sheath.sheath-moving #katana-sheath-spark {
    opacity: 1;
    animation: sheathFriction 0.3s ease-out;
}

@keyframes sheathFriction {
    0% { opacity: 0; transform: scale(0.6); }
    50% { opacity: 1; transform: scale(1.5); }
    100% { opacity: 0; transform: scale(0.8); }
}

/* Bottom Strike Trigger Button */
.katana-strike-trigger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.16rem;
    width: 100%;
    padding: 0.45rem 0.2rem;
    min-height: 48px;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    cursor: pointer;
    transition: all 0.25s ease;
    box-sizing: border-box;
    text-align: center;
    overflow: hidden;
}

.katana-strike-trigger:hover {
    border-color: var(--accent);
    background: rgba(217, 56, 58, 0.16);
    box-shadow: 0 0 16px var(--accent-glow);
    color: var(--foreground);
}

[data-theme="light"] .katana-strike-trigger {
    background: rgba(243, 244, 246, 0.95);
    border-color: rgba(17, 20, 26, 0.15);
    color: var(--foreground);
}

[data-theme="light"] .katana-strike-trigger:hover {
    background: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
}

.strike-trigger-icon {
    font-size: 0.92rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
}

.strike-trigger-icon svg {
    display: block;
    width: 20px;
    height: 20px;
    transition: transform 0.25s ease;
}

.katana-strike-trigger:hover .strike-trigger-icon svg {
    transform: scale(1.15) rotate(5deg);
}

.strike-trigger-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.15;
    width: 100%;
}

.strike-text {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--foreground);
    text-transform: uppercase;
    white-space: nowrap;
}

.strike-kanji {
    font-family: var(--font-kanji);
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    font-weight: 700;
    opacity: 0.95;
    white-space: nowrap;
}

/* ==========================================================================
   Katana Blade Strike Interactive FX
   ========================================================================== */

/* Full-Screen Katana Blade Strike Overlay */
.katana-strike-overlay {
    position: fixed;
    inset: 0;
    z-index: 99999;
    pointer-events: none;
    display: none;
    overflow: hidden;
}

.katana-strike-overlay.active {
    display: block;
}

.katana-slash-blade {
    position: absolute;
    top: -20%;
    right: -20%;
    width: 180%;
    height: 6px;
    background: linear-gradient(90deg, transparent 0%, #ffffff 25%, #d9383a 50%, #ffffff 75%, transparent 100%);
    box-shadow: 0 0 25px #d9383a, 0 0 50px #ffffff, 0 0 90px #d9383a;
    transform: rotate(-35deg) scaleX(0);
    transform-origin: top right;
    opacity: 0;
}

.katana-strike-overlay.active .katana-slash-blade {
    animation: bladeStrikeSlash 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes bladeStrikeSlash {
    0% {
        transform: rotate(-35deg) scaleX(0);
        opacity: 0;
    }
    15% {
        opacity: 1;
        transform: rotate(-35deg) scaleX(1);
    }
    65% {
        opacity: 0.9;
        transform: rotate(-35deg) scaleX(1) translateY(4px);
    }
    100% {
        opacity: 0;
        transform: rotate(-35deg) scaleX(1) translateY(8px);
    }
}

.katana-kanji-seal {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    text-shadow: 0 0 35px rgba(217, 56, 58, 0.9), 0 0 70px rgba(217, 56, 58, 0.5);
}

.katana-strike-overlay.active .katana-kanji-seal {
    animation: sealBattoujutsu 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes sealBattoujutsu {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.65);
        filter: blur(8px);
    }
    25% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.08);
        filter: blur(0px);
    }
    75% {
        opacity: 0.95;
        transform: translate(-50%, -50%) scale(1);
        filter: blur(0px);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.15);
        filter: blur(12px);
    }
}

.seal-kanji {
    font-family: var(--font-heading);
    font-size: clamp(3rem, 7.5vw, 6rem);
    font-weight: 900;
    letter-spacing: 0.22em;
    color: #ffffff;
    background: linear-gradient(180deg, #ffffff 15%, #d9383a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.seal-sub {
    font-family: var(--font-mono);
    font-size: clamp(0.7rem, 2vw, 0.95rem);
    letter-spacing: 0.28em;
    color: #d9383a;
    margin-top: 0.5rem;
    font-weight: 700;
}

/* Screen Recoil Shake */
body.screen-katana-recoil {
    animation: screenShake 0.32s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes screenShake {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    20% { transform: translate(-4px, 3px) rotate(-0.25deg); }
    40% { transform: translate(4px, -3px) rotate(0.25deg); }
    60% { transform: translate(-3px, 2px) rotate(-0.15deg); }
    80% { transform: translate(2px, -1px) rotate(0.1deg); }
}

/* Interactive Ink Toast Notification */
.ink-toast {
    position: fixed;
    top: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    z-index: 100000;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem 1.25rem;
    border-radius: 99px;
    background: var(--surface-1);
    border: 1px solid var(--accent);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.55), 0 0 20px var(--accent-glow);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    color: var(--foreground);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    opacity: 0;
    pointer-events: none;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
    max-width: 90vw;
    box-sizing: border-box;
}

.ink-toast.active {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.ink-toast-icon {
    font-size: 1rem;
}

.ink-toast-text {
    font-weight: 600;
}

/* ==========================================================================
   Mobile Top Bar (Shown < 1024px)
   ========================================================================== */

.mobile-top-bar {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    z-index: 999;
    background: var(--surface-1);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0 1.25rem;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
}

.mobile-brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--foreground);
}

.mobile-brand-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
}

.mobile-actions {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.mobile-icon-btn {
    width: 44px;
    height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--foreground);
    cursor: pointer;
    font-size: 1rem;
    transition: all 0.2s ease;
}

.mobile-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    padding: 10px;
}

.hamburger-bar {
    width: 20px;
    height: 2px;
    background: var(--foreground);
    border-radius: 2px;
    transition: all 0.25s ease;
}

.sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.sidebar-backdrop.active {
    opacity: 1;
    pointer-events: auto;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

/* Section Scroll Offset for Fixed Header & Katana Rail Waypoint Navigation */
section[id] {
    scroll-margin-top: 92px;
}

.hero,
.hero-section {
    min-height: 100dvh;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 3rem 1.5rem;
    box-sizing: border-box;
}

.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem 1.5rem;
    max-width: 960px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

.hero-kicker-row {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.hanko-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 2px solid var(--accent);
    color: var(--accent);
    font-family: var(--font-kanji);
    font-weight: 800;
    font-size: 0.95rem;
    line-height: 1;
    letter-spacing: -0.05em;
    background: rgba(217, 56, 58, 0.08);
    box-shadow: inset 0 0 6px var(--accent-glow), 0 0 12px var(--accent-glow);
    border-radius: 3px;
    user-select: none;
    margin-right: 0.85rem;
}

.kicker {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--accent);
    text-transform: uppercase;
    text-shadow: var(--kicker-halo);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.4rem, 5.2vw, 4.8rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.15;
    color: var(--foreground);
    margin-bottom: 1.75rem;
    max-width: 920px;
    user-select: none;
    text-shadow: var(--text-halo);
}

.hero-subtitle {
    font-size: clamp(1.05rem, 1.8vw, 1.25rem);
    color: var(--muted);
    max-width: 68ch;
    margin-bottom: 2.5rem;
    line-height: 1.7;
    text-shadow: var(--sub-halo);
}

.hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    justify-content: center;
    margin-bottom: 3.5rem;
}

.btn-primary {
    background: var(--accent);
    color: var(--accent-fg);
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 0.95rem 2rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    border: none;
    box-shadow: 0 4px 20px var(--accent-glow);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 28px var(--accent-glow);
}

.btn-secondary {
    background: var(--surface-1);
    color: var(--foreground);
    font-family: var(--font-main);
    font-size: 0.88rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    padding: 0.95rem 2rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    cursor: pointer;
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.btn-secondary:hover {
    border-color: var(--accent);
    background: var(--surface-2);
    transform: translateY(-2px);
    box-shadow: 0 0 16px var(--accent-glow);
}

.hero-status-bar {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--muted);
    letter-spacing: 0.08em;
    padding: 0.4rem 1.2rem;
    border-radius: 99px;
    background: var(--surface-1);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    margin-bottom: 2rem;
}

.pulse-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
    animation: pulseGlow 2s infinite ease-in-out;
}

@keyframes pulseGlow {

    0%,
    100% {
        opacity: 0.6;
        transform: scale(0.9);
    }

    50% {
        opacity: 1;
        transform: scale(1.2);
    }
}

.status-sep {
    opacity: 0.4;
}

.scroll-indicator {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.scroll-arrow {
    color: var(--accent);
    animation: bounceDown 2s infinite ease-in-out;
}

@keyframes bounceDown {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(4px);
    }
}

/* ==========================================================================
   Section Components & Glass Cards
   ========================================================================== */

.section {
    padding: 4.5rem 2rem 3rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.katana-divider {
    width: 100%;
    max-width: 260px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--accent) 30%, var(--foreground) 50%, var(--accent) 70%, transparent 100%);
    margin: 1.25rem 0 2.5rem 0;
    opacity: 0.8;
    position: relative;
}

.katana-divider::after {
    content: '';
    position: absolute;
    top: -3px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 8px;
    height: 8px;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
}

.section-kicker {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--accent);
    margin-bottom: 0.6rem;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 3.8vw, 3.2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    color: var(--foreground);
    margin-bottom: 0.5rem;
    max-width: 850px;
    text-shadow: var(--text-halo);
}

.glass,
.card.glass {
    background: var(--surface-1);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-radius: var(--radius-md);
    padding: 2.5rem;
    box-shadow: 0 12px 36px -8px rgba(0, 0, 0, 0.45);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.35s ease,
        box-shadow 0.35s ease,
        background-color 0.35s ease;
}

.hover-lift:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: 0 16px 48px -12px rgba(0, 0, 0, 0.6), 0 0 20px var(--accent-glow);
}

/* Philosophy Section */
.philosophy-card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.philosophy-lead {
    font-size: 1.35rem;
    font-weight: 500;
    line-height: 1.5;
    color: var(--foreground);
}

.philosophy-body {
    font-size: 1.05rem;
    color: var(--muted);
    max-width: 70ch;
    line-height: 1.7;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.metric-val {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.metric-lbl {
    font-size: 0.85rem;
    color: var(--muted);
    letter-spacing: 0.02em;
}

/* ==========================================================================
   Asymmetric Bento Grid (Selected Works)
   ========================================================================== */

.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1.75rem;
    width: 100%;
}

.bento-card {
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    padding: 0 !important;
    background: var(--surface-1);
    border: 1px solid var(--border);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-radius: var(--radius-md);
    box-shadow: 0 12px 36px -8px rgba(0, 0, 0, 0.45);
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
        border-color 0.35s ease,
        box-shadow 0.35s ease;
}

.bento-hero {
    grid-column: span 8;
}

.bento-tall {
    grid-column: span 4;
}

.bento-medium {
    grid-column: span 5;
}

.bento-wide {
    grid-column: span 7;
}

.bento-media {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: #090c12;
}

.bento-hero .bento-media {
    height: 340px;
}

.bento-tall .bento-media {
    height: 240px;
}

.bento-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.bento-card:hover .bento-media img {
    transform: scale(1.04);
}

.scrim-overlay {
    position: absolute;
    inset: 0;
    background: var(--scrim);
    pointer-events: none;
}

.bento-body {
    padding: 2rem 2.2rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    background: var(--surface-1);
    position: relative;
    z-index: 2;
}

.bento-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.badge-tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--accent);
    background: rgba(217, 56, 58, 0.1);
    border: 1px solid var(--border);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

[data-theme="light"] .badge-tag {
    color: var(--accent);
    background: rgba(185, 28, 28, 0.08);
    border-color: rgba(185, 28, 28, 0.22);
}

[data-theme="light"] .kicker,
[data-theme="light"] .section-kicker {
    color: var(--accent);
}

[data-theme="light"] .logo-spec {
    color: var(--accent);
}

[data-theme="light"] .cursor {
    border-color: var(--accent);
}

[data-theme="light"] .cursor.hovered {
    background: rgba(185, 28, 28, 0.08);
    border-color: var(--accent);
    mix-blend-mode: multiply;
}

[data-theme="light"] .bento-card,
[data-theme="light"] .card.glass,
[data-theme="light"] .glass {
    box-shadow: var(--card-shadow);
}

[data-theme="light"] .hover-lift:hover {
    box-shadow: 0 16px 40px -8px rgba(17, 20, 26, 0.12), 0 0 1px rgba(185, 28, 28, 0.25);
    border-color: var(--border-hover);
}

[data-theme="light"] .pulse-indicator {
    background: var(--accent);
    box-shadow: 0 0 8px rgba(185, 28, 28, 0.5);
}

[data-theme="light"] .live-dot,
[data-theme="light"] .btn-inline {
    color: var(--accent);
}

[data-theme="light"] .metric-val {
    color: var(--foreground);
}

[data-theme="light"] .nav-item:hover,
[data-theme="light"] .hover-glow:hover {
    color: var(--accent);
}

[data-theme="light"] .scroll-arrow {
    color: var(--accent);
}

[data-theme="light"] .btn-primary:hover {
    background: var(--accent-hover);
    color: var(--accent-fg);
}

.bento-title {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--foreground);
    margin-bottom: 0.75rem;
}

.media-kamon-stamp {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 34px;
    height: 34px;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(8px);
    color: #ffffff;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    z-index: 3;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.bento-desc {
    font-size: 0.95rem;
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex: 1;
}

.bento-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
}

.btn-inline {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.03em;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
}

.btn-inline:hover {
    color: var(--accent-hover);
    text-shadow: 0 0 8px var(--accent-glow);
}

.live-dot {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--accent);
    letter-spacing: 0.06em;
}

/* ==========================================================================
   Navigation Social Icons
   ========================================================================== */

.nav-socials {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.social-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    color: var(--muted);
    background: var(--surface-1);
    border: 1px solid var(--border);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
}

.social-icon-btn:hover {
    color: var(--foreground);
    border-color: var(--border-hover);
    background: var(--surface-2);
    transform: translateY(-2px);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* ==========================================================================
   Skills & Technologies: Interactive Bento Arsenal & Live Forge Inspector
   ========================================================================== */

.skills-section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.skills-header-copy {
    max-width: 680px;
}

/* Category Filter Bar */
.skills-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    background: var(--surface-1);
    padding: 0.35rem;
    border-radius: 9999px;
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.skills-filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.55rem 1.1rem;
    min-height: 40px;
    border-radius: 9999px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.skills-filter-btn:hover {
    color: var(--foreground);
    background: var(--surface-2);
}

.skills-filter-btn.active {
    background: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
}

.btn-kanji {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    line-height: 1;
    color: var(--accent);
    transition: color 0.2s ease;
}

.skills-filter-btn.active .btn-kanji {
    color: #ffffff;
}

/* Master Asymmetric Bento Grid */
.skills-bento-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.75rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.skills-bento-hero {
    grid-column: span 7;
    display: flex;
    flex-direction: column;
}

.skills-bento-inspector {
    grid-column: span 5;
    display: flex;
    flex-direction: column;
}

.skills-bento-disciplines {
    grid-column: span 6;
    display: flex;
    flex-direction: column;
}

.skills-bento-tools {
    grid-column: span 6;
    display: flex;
    flex-direction: column;
}

/* Bento Card Common Anatomy */
.bento-box-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.box-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.pulse-indicator {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
    animation: katana-subtle-pulse 2s infinite ease-in-out;
}

@keyframes katana-subtle-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.6; }
}

.box-kanji-watermark {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.12;
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

.bento-box-title {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--foreground);
    margin: 0 0 0.45rem 0;
    letter-spacing: -0.01em;
}

.bento-box-desc {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.55;
    margin-bottom: 1.5rem;
}

/* Zone A: Tech Weapon Tiles Grid - All 6 Skills Always Visible in Full Color */
.tech-weapons-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
    margin-top: 1.25rem;
}

.tech-weapon-tile {
    background: var(--surface-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.95rem 1.1rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
}

.tech-weapon-tile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: transparent;
    transition: background 0.25s ease;
}

.tech-weapon-tile:hover,
.tech-weapon-tile:focus-visible {
    border-color: var(--border-hover);
    background: var(--surface-2);
    transform: translateY(-3px);
    box-shadow: 0 10px 24px -6px rgba(0, 0, 0, 0.45), 0 0 16px var(--accent-glow);
    outline: none;
}

.tech-weapon-tile.active {
    border-color: var(--accent);
    background: rgba(217, 56, 58, 0.06);
    box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
}

.tech-weapon-tile.active::before {
    background: var(--accent);
}

[data-theme="light"] .tech-weapon-tile.active {
    background: rgba(217, 56, 58, 0.04);
}

.weapon-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.65rem;
}

.weapon-icon {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 800;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    border: 1px solid var(--border);
    line-height: 1;
}

.weapon-icon.js-brand {
    background: rgba(247, 223, 30, 0.15);
    color: #f7df1e;
    border-color: rgba(247, 223, 30, 0.4);
}

.weapon-icon.ts-brand {
    background: rgba(49, 120, 198, 0.15);
    color: #38bdf8;
    border-color: rgba(49, 120, 198, 0.4);
}

.weapon-icon.react-brand {
    background: rgba(97, 218, 251, 0.15);
    color: #61dafb;
    border-color: rgba(97, 218, 251, 0.4);
}

.weapon-icon.tw-brand {
    background: rgba(56, 189, 248, 0.15);
    color: #38bdf8;
    border-color: rgba(56, 189, 248, 0.4);
}

.weapon-icon.node-brand {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
    border-color: rgba(34, 197, 94, 0.4);
}

.weapon-icon.pg-brand {
    background: rgba(249, 115, 22, 0.15);
    color: #fb923c;
    border-color: rgba(249, 115, 22, 0.4);
}

.weapon-icon.html-brand {
    background: rgba(228, 77, 38, 0.15);
    color: #ff6a3d;
    border-color: rgba(228, 77, 38, 0.4);
}

.weapon-icon.webgl-brand {
    background: rgba(168, 85, 247, 0.15);
    color: #c084fc;
    border-color: rgba(168, 85, 247, 0.4);
}

.weapon-level {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.04em;
}

.weapon-name {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
    color: var(--foreground);
    margin-bottom: 0.2rem;
}

.weapon-archetype {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.03em;
    margin-bottom: 0.85rem;
}

.weapon-meter-track {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 9999px;
    overflow: hidden;
    margin-top: auto;
}

[data-theme="light"] .weapon-meter-track {
    background: rgba(17, 20, 26, 0.08);
}

.weapon-meter-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #ff6b6b);
    border-radius: 9999px;
    transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Zone B: Live Forge Inspector Terminal */
.inspector-terminal-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.terminal-dots {
    display: flex;
    align-items: center;
    gap: 6px;
}

.term-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.term-dot.red { background: #ef4444; }
.term-dot.yellow { background: #f59e0b; }
.term-dot.green { background: #10b981; }

.terminal-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--muted);
    letter-spacing: 0.08em;
}

.terminal-pulse {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 800;
    color: #4ade80;
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.3);
    padding: 0.2rem 0.55rem;
    border-radius: 9999px;
    letter-spacing: 0.06em;
}

.inspector-body {
    background: rgba(8, 10, 14, 0.5);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    height: 100%;
    box-sizing: border-box;
    transition: all 0.25s ease;
}

[data-theme="light"] .inspector-body {
    background: rgba(243, 244, 246, 0.6);
}

.inspector-header {
    display: flex;
    align-items: center;
    gap: 1.1rem;
}

.inspector-avatar {
    width: 52px;
    height: 52px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 1.15rem;
    font-weight: 900;
    flex-shrink: 0;
    border: 1px solid var(--border);
    background: rgba(217, 56, 58, 0.1);
    color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
    transition: all 0.3s ease;
}

.inspector-titles {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    min-width: 0;
}

.inspector-tag {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.inspector-tech-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--foreground);
    margin: 0;
    line-height: 1.2;
}

.inspector-kanji-badge {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--muted);
    letter-spacing: 0.04em;
}

.inspector-meta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
    padding: 0.85rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.inspector-meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.meta-label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.06em;
}

.meta-value {
    font-family: var(--font-body);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--foreground);
}

.meta-value.accent {
    color: var(--accent);
    font-family: var(--font-mono);
}

.inspector-spec-box {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    background: var(--surface-1);
    border-left: 2px solid var(--accent);
    padding: 1rem 1.15rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.spec-label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 0.06em;
}

.spec-desc {
    font-size: 0.88rem;
    color: var(--foreground);
    line-height: 1.6;
    margin: 0;
}

.spec-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 0.4rem;
}

.spec-pill {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.25rem 0.6rem;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--foreground);
}

.inspector-status-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: auto;
    padding-top: 0.75rem;
}

.status-indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
    flex-shrink: 0;
}

.status-terminal-text {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.05em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Zone C: Core Engineering Disciplines */
.discipline-meter-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.discipline-meter-item {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    transition: all 0.25s ease;
}

.discipline-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.discipline-name {
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--foreground);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.d-icon {
    font-size: 1rem;
    line-height: 1;
}

.discipline-pct {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent);
}

.segmented-track {
    width: 100%;
    height: 8px;
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.segmented-fill {
    height: 100%;
    width: var(--track-pct, 80%);
    background: linear-gradient(90deg, var(--accent), #ff6b6b);
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Zone D: Tactical Tooling & Ecosystem Cloud */
.tools-tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    align-content: flex-start;
}

.tool-badge-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 0.95rem;
    border-radius: 6px;
    background: var(--surface-1);
    border: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--foreground);
    cursor: default;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    user-select: none;
}

.tool-ico {
    font-size: 0.9rem;
    line-height: 1;
    color: var(--accent);
}

.tool-badge-chip:hover {
    border-color: var(--accent);
    background: var(--surface-2);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px -4px rgba(0, 0, 0, 0.4), 0 0 12px var(--accent-glow);
    color: var(--accent);
}

/* ==========================================================================
   Approach Section (3 Columns)
   ========================================================================== */

.approach-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.75rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.approach-card {
    padding: 2.4rem 2rem;
    display: flex;
    flex-direction: column;
    position: relative;
    border-radius: var(--radius-md);
    background: var(--surface-1);
    border: 1px solid var(--border);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}

.approach-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
}

.approach-number {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1.4rem;
    letter-spacing: 0.1em;
}

.approach-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.2rem;
}

.approach-kamon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 4px;
    background: rgba(217, 56, 58, 0.12);
    border: 1px solid var(--border);
    color: var(--accent);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
    box-shadow: 0 0 8px var(--accent-glow);
}

[data-theme="light"] .approach-kamon {
    background: rgba(185, 28, 28, 0.08);
    border-color: rgba(185, 28, 28, 0.25);
    color: var(--accent);
}

.approach-title {
    font-family: var(--font-heading);
    font-size: 1.22rem;
    font-weight: 700;
    color: var(--foreground);
    letter-spacing: -0.01em;
    line-height: 1.35;
    margin: 0;
}

.approach-body {
    font-size: 0.94rem;
    color: var(--muted);
    line-height: 1.65;
    margin: 0;
}

/* ==========================================================================
   Contact Section (Bento Layout & Form)
   ========================================================================== */

.contact-bento-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.contact-details-panel,
.contact-form-panel {
    padding: 2.8rem 2.4rem;
    border-radius: var(--radius-md);
    background: var(--surface-1);
    border: 1px solid var(--border);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}

.contact-details-panel:hover,
.contact-form-panel:hover {
    border-color: var(--border-hover);
    box-shadow: 0 16px 40px -10px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
}

.contact-hanko-seal {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 2px solid var(--accent);
    color: var(--accent);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    line-height: 1;
    background: rgba(217, 56, 58, 0.08);
    box-shadow: inset 0 0 8px var(--accent-glow), 0 0 16px var(--accent-glow);
    border-radius: 4px;
    margin-bottom: 1.25rem;
    user-select: none;
}

[data-theme="light"] .contact-hanko-seal {
    background: rgba(185, 28, 28, 0.06);
    box-shadow: inset 0 0 6px var(--accent-glow), 0 0 12px var(--accent-glow);
}

.panel-heading {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--foreground);
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

.panel-sub {
    font-size: 0.94rem;
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: 2rem;
}

.contact-links-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-link-row {
    display: flex;
    align-items: center;
    gap: 1.1rem;
    padding: 0.95rem 1.2rem;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: all 0.2s ease;
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
}

[data-theme="light"] .contact-link-row {
    background: rgba(17, 20, 26, 0.02);
}

.contact-link-row:hover {
    border-color: var(--border-hover);
    background: var(--surface-2);
    transform: translateX(4px);
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 8px;
    background: rgba(217, 56, 58, 0.1);
    color: var(--accent);
    flex-shrink: 0;
    border: 1px solid rgba(217, 56, 58, 0.2);
}

[data-theme="light"] .contact-icon {
    background: rgba(185, 28, 28, 0.08);
    border-color: rgba(185, 28, 28, 0.2);
    color: var(--accent);
}

.contact-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    overflow: hidden;
    min-width: 0;
    flex: 1;
}

.contact-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.contact-value {
    font-size: 0.94rem;
    font-weight: 500;
    color: var(--foreground);
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    min-width: 0;
}

/* Form Styles */
.message-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.form-label {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--muted);
    letter-spacing: 0.06em;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.85rem 1.1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--foreground);
    font-family: var(--font-body);
    font-size: 0.92rem;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

[data-theme="light"] .form-input,
[data-theme="light"] .form-textarea {
    background: rgba(17, 20, 26, 0.03);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
    background: var(--surface-1);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 0.5rem;
}

.delivery-notice {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--muted);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.delivery-notice::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4ade80;
    box-shadow: 0 0 6px #4ade80;
}

/* ==========================================================================
   Footer - Ultra Compact & Samurai Aesthetic
   ========================================================================== */

.footer {
    padding: 2rem 1.5rem 1.5rem;
    border-top: 1px solid var(--border);
    margin-top: 2rem;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

[data-theme="light"] .footer {
    background: rgba(255, 255, 255, 0.55);
}

.footer-content {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 2.5rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border);
}

.footer-brand {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    max-width: 420px;
    flex: 1.2;
}

.logo-kamon-small {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 4px;
    background: var(--accent);
    color: var(--accent-fg);
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1;
    flex-shrink: 0;
    box-shadow: 0 0 10px var(--accent-glow);
}

.footer-name {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--foreground);
    letter-spacing: 0.03em;
    display: block;
    margin-bottom: 0.25rem;
}

.footer-desc {
    font-size: 0.82rem;
    color: var(--muted);
    line-height: 1.5;
    margin: 0;
}

.footer-nav-groups {
    display: flex;
    gap: 3rem;
    flex: 1;
    justify-content: flex-end;
}

.footer-nav-col {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-col-title {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--foreground);
    letter-spacing: 0.08em;
    margin-bottom: 0.2rem;
}

.footer-link {
    font-size: 0.82rem;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: var(--accent);
}

.footer-bottom-bar {
    max-width: 900px;
    margin: 1.15rem auto 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.03em;
}

.back-to-top-btn {
    color: var(--muted);
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.05em;
    transition: all 0.2s ease;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    min-height: 32px;
    font-size: 0.68rem;
    display: inline-flex;
    align-items: center;
    background: var(--surface-1);
}

.back-to-top-btn:hover {
    color: var(--foreground);
    border-color: var(--accent);
    background: var(--surface-2);
    box-shadow: 0 0 10px var(--accent-glow);
}

/* ==========================================================================
   Lovable-Style Scroll-Driven Reveal System
   ========================================================================== */

.reveal-on-scroll,
.observe {
    opacity: 0;
    transform: translateY(30px);
    filter: blur(4px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        filter 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform, filter;
}

.reveal-on-scroll.is-revealed,
.observe.visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* Stagger delays for child cards inside grids */
.stagger-parent .stagger-child:nth-child(1),
.skills-bento-grid .card:nth-child(1),
.approach-grid .card:nth-child(1) {
    transition-delay: 0.05s;
}

.stagger-parent .stagger-child:nth-child(2),
.skills-bento-grid .card:nth-child(2),
.approach-grid .card:nth-child(2) {
    transition-delay: 0.15s;
}

.stagger-parent .stagger-child:nth-child(3),
.skills-bento-grid .card:nth-child(3),
.approach-grid .card:nth-child(3) {
    transition-delay: 0.25s;
}

.stagger-parent .stagger-child:nth-child(4),
.skills-bento-grid .card:nth-child(4) {
    transition-delay: 0.35s;
}

.contact-bento-layout .card:nth-child(2) {
    transition-delay: 0.15s;
}

/* Katana divider expands across on scroll */
.katana-divider {
    transform-origin: left center;
    transform: scaleX(0);
    transition: transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-revealed .katana-divider,
.is-revealed.katana-divider,
.section.is-revealed .katana-divider {
    transform: scaleX(1);
}

@media (prefers-reduced-motion: reduce) {

    .reveal-on-scroll,
    .observe,
    .katana-divider {
        opacity: 1 !important;
        transform: none !important;
        filter: none !important;
        transition: none !important;
    }
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */

@media (max-width: 1023px) {
    .header-nav,
    .header-status-pill,
    .header-socials,
    .katana-rail {
        display: none !important;
    }

    .mobile-hamburger-btn {
        display: flex;
    }

    .mobile-katana-progress-strip {
        display: block;
    }

    .portfolio-container {
        padding-top: 72px;
        margin-left: 0;
        width: 100%;
        max-width: 100%;
    }

    .skills-bento-hero,
    .skills-bento-inspector,
    .skills-bento-disciplines,
    .skills-bento-tools {
        grid-column: span 12;
    }
}

@media (max-width: 767px) {
    .site-header-inner {
        padding: 0 1rem;
        gap: 0.5rem;
    }

    .header-btn {
        display: none !important;
    }

    .brand-spec {
        display: none !important;
    }

    .skills-section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.25rem;
    }

    .skills-filter-bar {
        width: 100%;
        border-radius: var(--radius-sm);
        padding: 0.5rem;
        gap: 0.35rem;
    }

    .skills-filter-btn {
        flex: 1 1 auto;
        justify-content: center;
        padding: 0.5rem 0.75rem;
        font-size: 0.72rem;
    }

    .tech-weapons-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .inspector-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .inspector-avatar {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }

    .approach-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .contact-bento-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 2.5rem;
    }

    .footer-brand {
        max-width: 100%;
    }

    .footer-nav-groups {
        gap: 3rem;
        width: 100%;
    }
}

.section {
    padding: 3.5rem 1rem;
    overflow-x: hidden;
    box-sizing: border-box;
    scroll-margin-top: 84px;
}

.hero-content {
    padding: 0.5rem 0.5rem 1.5rem;
    box-sizing: border-box;
}

.hero-kicker-row {
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    text-align: center;
}

.hero-kicker-row .hanko-seal {
    margin-right: 0;
}

.hero-title {
    font-size: 2.1rem;
    line-height: 1.18;
}

.hero-subtitle {
    font-size: 0.98rem;
    line-height: 1.6;
    padding: 0.75rem 1rem;
    background: var(--surface-1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-sizing: border-box;
}

.skill-category-card {
    padding: 1.6rem 1.15rem;
}

.approach-card {
    padding: 1.6rem 1.15rem;
}

.contact-details-panel,
.contact-form-panel {
    padding: 1.6rem 1.15rem;
}

.contact-link-row {
    padding: 0.75rem 0.85rem;
    gap: 0.75rem;
}

.contact-value {
    font-size: 0.86rem;
}

.form-row-2 {
    grid-template-columns: 1fr;
}

.footer {
    padding: 1.75rem 1rem 1.25rem;
    margin-top: 1.5rem;
    box-sizing: border-box;
}

.footer-nav-groups {
    gap: 2rem;
    flex-direction: column;
}

.footer-bottom-bar {
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-start;
}
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.85rem;
    }

    .hero-cta-group {
        flex-direction: column;
        width: 100%;
        gap: 0.85rem;
        box-sizing: border-box;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }

    .hero-status-bar {
        flex-direction: column;
        gap: 0.35rem;
        border-radius: var(--radius-sm);
        padding: 0.65rem 1rem;
        width: 100%;
        box-sizing: border-box;
    }

    .status-sep {
        display: none;
    }

    .skill-item-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .proficiency-tag {
        align-self: flex-start;
    }

    .form-submit-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.85rem;
    }

    .delivery-notice {
        justify-content: center;
    }
}