/* ══════════════════════════════════════════
   Portfolio — Main Stylesheet
   ══════════════════════════════════════════
   1. Reset & Variables
   2. Landing (Title, Folders, Dots, Blobs, Scroll Hint)
   3. Gallery (Panels, Bento Video)
   4. About (Bento Grid)
   5. Contact Modal
   6. Dock (Top Navigation)
   7. Custom Cursor
   8. Marquee
   9. Responsive
   ══════════════════════════════════════════ */

/* ═══════════════════════════════════════
   1. Reset & Variables
   ═══════════════════════════════════════ */

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

html.lenis, html.lenis body {
    height: auto;
}
.lenis.lenis-smooth {
    scroll-behavior: auto !important;
    overflow: auto;
}
.lenis.lenis-smooth [data-lenis-prevent] {
    overscroll-behavior: contain;
}
.lenis.lenis-stopped {
    overflow: hidden !important;
}

:root {
    --bg: #f5f5f7;
    --text-primary: #1d1d1f;
    --text-secondary: #86868b;
    --text-tertiary: #ababaf;
    --border: rgba(0,0,0,0.06);
    --radius: 20px;
    --radius-sm: 12px;
    --motion-fast: 180ms;
    --motion-base: 280ms;
    --motion-slow: 420ms;
    --ease-standard: cubic-bezier(0.2, 0, 0.2, 1);
    --ease-emphasis: cubic-bezier(0.23, 1, 0.32, 1);
}

html, body {
    width: 100%;
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    -webkit-font-smoothing: antialiased;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

body {
    overflow-x: hidden;
    overflow-x: clip;
    position: relative;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar { width: 0; height: 0; }


/* ═══════════════════════════════════════
   2. Landing Section
   ═══════════════════════════════════════ */

.section-landing {
    height: 100vh;
    height: 100dvh;
    position: relative;
    overflow: hidden;
    perspective: 1200px;
    background:
        radial-gradient(circle, rgba(0,0,0,0.06) 1px, transparent 1px) 0 0 / 24px 24px,
        linear-gradient(to bottom, #48dbbd 0%, #9ce6d8 25%, #f0f0f2 60%, #f5f5f7 100%);
}

.landing-content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform-style: preserve-3d;
}

.landing-text-wrapper {
    position: relative;
    z-index: 10;
    text-align: center;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ── 2a. Accent Dots Grid ── */

.accent-dots-grid {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: grid;
    grid-template-columns: repeat(4, 8px);
    grid-template-rows: repeat(3, 8px);
    column-gap: 252px;
    row-gap: 194px;
    z-index: 1;
    pointer-events: none;
}

.accent-dot {
    width: 8px;
    height: 8px;
    background: #48dbbd;
    border-radius: 0;
    display: block;
}

/* ── 2b. Title ── */

.title-container {
    position: relative;
    width: clamp(300px, 50vw, 678px);
    z-index: 2;
}

.title-shadow-svg {
    position: absolute;
    top: -1.9%;
    left: -0.6%;
    width: 101.2%;
    height: auto;
    display: block;
    user-select: none;
    -webkit-user-drag: none;
    pointer-events: none;
    z-index: 1;
}

.title-svg {
    position: relative;
    width: 100%;
    height: auto;
    display: block;
    user-select: none;
    -webkit-user-drag: none;
    z-index: 2;
}

.title-glow-pill {
    position: absolute;
    top: 43.5%;
    left: 20.8%;
    width: 15.8%;
    height: 21%;
    border-radius: 50px;
    z-index: 3;
    will-change: transform;
    transform: translateZ(0);
    backdrop-filter: blur(18px) saturate(1.8) brightness(1.08);
    -webkit-backdrop-filter: blur(18px) saturate(1.8) brightness(1.08);
    background: linear-gradient(135deg,
        rgba(255,255,255,0.28) 0%,
        rgba(255,255,255,0.12) 40%,
        rgba(255,255,255,0.05) 100%
    );
    box-shadow: 0 6px 30px rgba(0,0,0,0.08);
    overflow: hidden;
}

.title-glow-pill::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow:
        inset 0 1px 1px rgba(255,255,255,0.6),
        inset 0 -1px 1px rgba(0,0,0,0.04),
        inset 0 0 20px -6px rgba(255,255,255,0.5);
    border: 1px solid rgba(255,255,255,0.3);
    pointer-events: none;
}

.title-author {
    position: absolute;
    top: 11%;
    left: 53%;
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    font-size: clamp(14px, 1.8vw, 24px);
    line-height: 26px;
    letter-spacing: -2px;
    color: #777;
    white-space: nowrap;
    text-align: left;
    text-transform: capitalize;
    z-index: 3;
}

.title-year {
    position: absolute;
    top: 0;
    right: 1.2%;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: clamp(14px, 1.8vw, 24px);
    line-height: 26px;
    letter-spacing: -2px;
    color: #777;
    white-space: nowrap;
    z-index: 3;
}

.year-indent { padding-left: 0.6em; }

.landing-subtitle {
    margin-top: 28px;
    font-family: 'Outfit', sans-serif;
    font-size: 24px;
    font-weight: 500;
    color: #86868b;
    text-transform: capitalize;
    text-align: center;
    line-height: 1.3;
}

.landing-note {
    position: absolute;
    z-index: 2;
    color: #bcbcbc;
    font-family: 'Outfit', sans-serif;
    font-size: clamp(13px, 0.95vw, 20px);
    font-weight: 400;
    line-height: 1.28;
    letter-spacing: -0.02em;
    text-transform: capitalize;
    max-width: 31ch;
    pointer-events: none;
}

.landing-note-left {
    left: clamp(24px, 9vw, 176px);
    bottom: clamp(112px, 9.7vh, 148px);
}

.landing-note-right {
    right: clamp(24px, 3.4vw, 65px);
    top: clamp(170px, 23vh, 279px);
    max-width: 42ch;
}

/* ── 2c. macOS Folder Cards ── */

.floating-scene {
    position: absolute;
    inset: 0;
    pointer-events: none;
    transform-style: preserve-3d;
    z-index: 5;
}

.folder-card {
    position: absolute;
    width: clamp(260px, 17.2vw, 332px);
    aspect-ratio: 330.9 / 280.6;
    cursor: pointer;
    pointer-events: auto;
    z-index: 8;
    will-change: transform, opacity;
    transform: translateZ(0);
}

.folder-3d {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    perspective: 700px;
}

.folder-back {
    position: absolute;
    left: 14%;
    top: 22%;
    width: 66%;
    height: 64.3%;
    object-fit: fill;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    z-index: 1;
}

.folder-photos {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
}

.folder-photo {
    position: absolute;
    width: 33%;
    aspect-ratio: 1;
    border: max(4px, 0.52vw) solid #fdfdfd;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 7px 16px rgba(0,0,0,0.12);
}

.folder-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    display: block;
    user-select: none;
    pointer-events: none;
    -webkit-user-drag: none;
}

.photo-left   { left: 3%;  top: 30%;    transform: rotate(-15deg); z-index: 1; }
.photo-center { left: 34%; top: 19.25%; transform: rotate(0deg);   z-index: 2; }
.photo-right  { left: 55%; top: 28.8%;  transform: rotate(15deg);  z-index: 3; }

.folder-flap {
    position: absolute;
    inset: 0;
    transform-origin: bottom center;
    transform-style: preserve-3d;
    will-change: transform;
    pointer-events: none;
    z-index: 10;
}

.folder-flap::before {
    content: '';
    position: absolute;
    left: 1%;
    top: 26%;
    width: 85%;
    height: 76%;
    backdrop-filter: blur(12px) saturate(1.5) brightness(1.05);
    -webkit-backdrop-filter: blur(12px) saturate(1.5) brightness(1.05);
    background: rgba(255,255,255,0.12);
    clip-path: url(#folderFrontClip);
    z-index: 0;
    pointer-events: none;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
}

.folder-front {
    position: absolute;
    left: 1%;
    top: 26%;
    width: 85%;
    height: 76%;
    object-fit: fill;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    z-index: 1;
}

.folder-sticker {
    position: absolute;
    width: 52.58%;
    height: auto;
    object-fit: contain;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    z-index: 2;
}

.folder-label {
    position: absolute;
    font-family: 'Pacifico', cursive;
    font-size: 24px;
    font-weight: 400;
    color: #000;
    white-space: nowrap;
    transform: rotate(-10.88deg);
    letter-spacing: 0.42px;
    text-shadow:
        -1px -1px 0 #fff,
         1px -1px 0 #fff,
        -1px  1px 0 #fff,
         1px  1px 0 #fff,
         0    2px 0 #fff,
         0   -2px 0 #fff;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    z-index: 3;
}

/* Per-card rotation & content placement */
.folder-card--banner { transform: rotate(-5deg); }
.folder-card--banner .folder-sticker { left: 7.2%; top: 27.1%; width: 53.4%; }
.folder-card--banner .folder-label   { left: 50.2%; top: 66.2%; }
.folder-card--banner .folder-front   { filter: brightness(1.05) saturate(1.04); }

.folder-card--motion { transform: rotate(6deg); }
.folder-card--motion .folder-sticker { left: 34.2%; top: 33.9%; width: 54%; }
.folder-card--motion .folder-label   { left: 15.6%; top: 39.8%; }

.folder-card--ai { transform: rotate(3deg); }
.folder-card--ai .folder-sticker     { left: 21.63%; top: 35.98%; width: 47.85%; }
.folder-card--ai .folder-label       { left: 16.8%; top: 40.8%; font-size: 22px; }

.folder-card--visual { transform: rotate(-7deg); }
.folder-card--visual .folder-sticker { left: 10.46%; top: 31.08%; width: 48.71%; }
.folder-card--visual .folder-label   { left: 52.44%; top: 56.75%; }

.folder-cn {
    position: absolute;
    bottom: 2px;
    left: 0;
    right: 0;
    text-align: center;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.06em;
    pointer-events: none;
}

/* ── 2d. Decorative Blob ── */

.landing-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.25;
    pointer-events: none;
}

.blob-1 {
    width: 560px;
    height: 560px;
    background: radial-gradient(circle, rgba(105,221,199,0.32), rgba(128,226,207,0.08) 48%, transparent 72%);
    right: -160px;
    bottom: -220px;
}

/* ── 2e. Scroll Hint ── */

.scroll-hint {
    position: absolute;
    bottom: 110px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 10;
    opacity: 0;
}

.scroll-hint span {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.scroll-arrow {
    width: 18px;
    height: 18px;
    border-right: 2px solid var(--text-secondary);
    border-bottom: 2px solid var(--text-secondary);
    transform: rotate(45deg);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); opacity: 1; }
    50%      { transform: rotate(45deg) translateY(6px); opacity: 0.4; }
}

@keyframes shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}


/* ═══════════════════════════════════════
   3. Gallery Section
   ═══════════════════════════════════════ */

/* Gradient utility classes (panels, thumbnails) */
.grad-1 { background: linear-gradient(145deg, #667eea, #764ba2) !important; }
.grad-2 { background: linear-gradient(145deg, #f093fb, #f5576c) !important; }
.grad-3 { background: linear-gradient(145deg, #4facfe, #00f2fe) !important; }
.grad-4 { background: linear-gradient(145deg, #43e97b, #38f9d7) !important; }
.grad-5 { background: linear-gradient(145deg, #fa709a, #fee140) !important; }

.project-article {
    display: flex;
    flex-direction: column;
    scroll-margin-top: 128px;
}

.project-hero {
    border-radius: 28px;
    border: 1px solid rgba(0,0,0,0.04);
    box-shadow: 0 6px 24px rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
    background: #eee;
    background-image: linear-gradient(90deg, #eee 0%, #f5f5f5 40%, #eee 80%);
    background-size: 200% 100%;
    animation: shimmer 1.6s ease-in-out infinite;
}

.project-hero img,
.project-hero video {
    display: block;
    width: 100%;
    height: auto;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.project-hero.media-loaded {
    animation: none;
    background-image: none;
}

.project-hero img.loaded,
.project-hero video.loaded {
    opacity: 1;
}

/* ── 3c-2. Bento Video Layout ── */

.project-bento-layout {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.bento-section {
    display: grid;
    grid-template-columns: repeat(var(--bento-cols, 2), minmax(0, 1fr));
    gap: 14px;
}

.bento-cell {
    border-radius: 12px;
    overflow: hidden;
    background: #1a1a1a;
    background-image: linear-gradient(90deg, #1a1a1a 0%, #2a2a2a 40%, #1a1a1a 80%);
    background-size: 200% 100%;
    animation: shimmer 1.6s ease-in-out infinite;
    border: 1px solid rgba(255,255,255,0.85);
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    aspect-ratio: var(--cell-ratio, 16 / 9);
    transition: transform 0.32s cubic-bezier(0.23,1,0.32,1),
                box-shadow 0.32s cubic-bezier(0.23,1,0.32,1);
}

.bento-cell:hover {
    transform: scale(1.015);
    box-shadow: 0 8px 28px rgba(0,0,0,0.10);
    z-index: 2;
}

.bento-cell video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.bento-cell.media-loaded {
    animation: none;
    background-image: none;
}

.bento-cell video.loaded {
    opacity: 1;
}

.bento-fit-top .bento-cell video {
    object-position: center top;
}


/* ═══════════════════════════════════════
   4. About Section (Bento Grid)
   ═══════════════════════════════════════ */

.section-about {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 46px 12px 120px;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle, rgba(0,0,0,0.06) 1px, transparent 1px) 0 0 / 24px 24px,
        var(--bg);
}

.bento-container {
    width: min(1381px, calc(100vw - 24px));
    display: flex;
    flex-direction: column;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.about-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.about-title-svg {
    width: 282px;
    height: auto;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
}

/* ── 4a. Bento Grid ── */

.bento-grid {
    position: relative;
    width: 100%;
    aspect-ratio: 1381 / 783;
}

.bento-item {
    position: absolute;
    background: white;
    border-radius: 24px;
    padding: 40px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.04);
    border: 1px solid rgba(0,0,0,0.03);
    transition: transform 0.35s cubic-bezier(0.23, 1, 0.32, 1),
                box-shadow 0.35s cubic-bezier(0.23, 1, 0.32, 1),
                border-color 0.35s ease;
    overflow: hidden;
    will-change: transform, opacity;
    transform: translateZ(0);
}

.bento-item:hover {
    transform: translateY(-6px) translateZ(0);
    box-shadow: 0 16px 48px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
    border-color: rgba(72,219,189,0.15);
}

/* ── 4b. Tag Badge ── */

.bento-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    color: #ababaf;
    letter-spacing: 1.12px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.item-stats .bento-tag {
    color: rgba(255,255,255,0.4);
}

/* ── 4c. Bio Card ── */

.item-bio {
    left: 0;
    top: 0.97%;
    width: 43.45%;
    height: 41.72%;
    display: flex;
    flex-direction: column;
    padding: 28px 36px 22px;
}

.bio-heading {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.bio-sub {
    font-size: 15px;
    line-height: 1.6;
    color: #86868b;
    font-weight: 350;
}

.bio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
    padding-top: 12px;
}

.skill-tag {
    display: inline-block;
    padding: 5px 12px;
    background: rgba(0,0,0,0.04);
    border: 1px solid rgba(0,0,0,0.04);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s cubic-bezier(0.23, 1, 0.32, 1);
}

.skill-tag:hover {
    background: rgba(72,219,189,0.12);
    border-color: rgba(72,219,189,0.15);
    color: #2a9d8f;
    transform: translateY(-1px);
}

/* ── 4d. Avatar Card ── */

.item-avatar {
    left: 44.53%;
    top: 0.97%;
    width: 27.15%;
    height: 41.64%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: #e6f6f4;
    border-color: rgba(0,0,0,0.03);
    padding: 38px 40px 40px;
}

.avatar-circle {
    width: 170px;
    height: 170px;
    border-radius: 50%;
    background: linear-gradient(135deg, #48dbbd, #38c9a8);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(72,219,189,0.3);
}

.avatar-text {
    font-size: 42px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
}

.avatar-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-top: 6px;
}

.avatar-info {
    font-size: 13px;
    color: #6e6e6e;
    margin-bottom: 4px;
}

.avatar-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

/* ── 4e. Stats Card (dark) ── */

.item-stats {
    left: 72.77%;
    top: 0.97%;
    width: 27.15%;
    height: 57.09%;
    background: linear-gradient(165deg, #1d1d1f, #2d2d30);
    border-color: rgba(255,255,255,0.08);
    color: #fff;
    padding: 38px 40px 40px;
}

.item-stats .stat-val     { color: #fff; }
.item-stats .stat-label   { color: rgba(255,255,255,0.5); }

.stats-list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: calc(100% - 36px);
}

.stat-row { text-align: center; }

.stat-val {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 48px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 13px;
    font-weight: 400;
    margin-top: 4px;
    display: block;
}

.stat-divider {
    height: 1px;
    width: 40px;
    background: rgba(255,255,255,0.1);
    margin: 18px auto;
}

/* ── 4f. Experience Card 1 (SeaArt) ── */

.item-exp1 {
    left: 0;
    top: 45.03%;
    width: 35.34%;
    height: 54.92%;
    display: flex;
    flex-direction: column;
    padding: 38px 40px 40px;
}

.exp-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 2px;
}

.exp-role {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

.exp-date {
    font-family: 'Outfit', sans-serif;
    font-size: 13px;
    font-weight: 700;
    color: #3dcfaf;
    flex-shrink: 0;
}

.exp-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.exp-company {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: -0.02em;
}

.exp-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    background: #f5f5f5;
    border: 1px solid #eee;
    border-radius: 80px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    letter-spacing: -0.02em;
}

.exp-divider {
    height: 1px;
    background: rgba(0,0,0,0.06);
    width: 100%;
    margin: 14px 0;
}

.exp-details {
    padding-left: 20px;
    font-size: 15px;
    line-height: 1.55;
    color: #606066;
    letter-spacing: -0.01em;
}

.exp-details li {
    margin-bottom: 4px;
}

.item-exp1 .exp-details,
.item-exp2 .exp-details {
    overflow: hidden;
    padding-right: 0;
}

.exp-details strong {
    font-weight: 700;
    color: #535358;
}

/* ── 4g. Experience Card 2 (AiPPT) ── */

.item-exp2 {
    left: 36.35%;
    top: 45.03%;
    width: 35.34%;
    height: 37%;
    display: flex;
    flex-direction: column;
    padding: 24px 36px 18px;
}

.item-exp2 .exp-divider {
    margin: 8px 0;
}

/* ── 4h. Tools Card (icon grid) ── */

.item-tools {
    left: 72.84%;
    top: 59.21%;
    width: 27.15%;
    height: 40.74%;
    background: #fafafa;
    display: flex;
    flex-direction: column;
    padding: 30px 40px;
}

.item-tools .bento-tag {
    color: #86868b;
    flex-shrink: 0;
}

.tools-icons {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: 100%;
}

.tools-icons img {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 77px;
    aspect-ratio: 1;
    border-radius: 14px;
    object-fit: cover;
    box-shadow:
        0 11px 7px rgba(32,0,43,0.06),
        0 6px 4px rgba(32,0,43,0.08),
        0 2px 2px rgba(32,0,43,0.10);
    transform: translate(-50%, -50%) translate(var(--tx, 0), var(--ty, 0)) rotate(var(--rot, 0deg));
    transition: transform 0.25s ease;
    animation: toolsDrop 0.85s cubic-bezier(0.2, 0.8, 0.2, 1.1) both;
    animation-delay: var(--delay, 0s);
}

.tools-icons img:hover {
    transform: translate(-50%, -50%) translate(var(--tx, 0), var(--ty, 0)) rotate(var(--rot, 0deg)) scale(1.08);
    z-index: 20;
}

.tools-icons img:nth-child(1) { --tx: -113px; --ty: 64px;  --rot: 0deg;    --delay: 0.00s; z-index: 8; }
.tools-icons img:nth-child(2) { --tx: -38px;  --ty: -72px; --rot: -6.62deg;--delay: 0.08s; z-index: 3; }
.tools-icons img:nth-child(3) { --tx: 42px;   --ty: -66px; --rot: -0.33deg;--delay: 0.16s; z-index: 4; }
.tools-icons img:nth-child(4) { --tx: 108px;  --ty: -54px; --rot: 0deg;    --delay: 0.24s; z-index: 6; }
.tools-icons img:nth-child(5) { --tx: -74px;  --ty: 6px;   --rot: 7.03deg; --delay: 0.30s; z-index: 10; }
.tools-icons img:nth-child(6) { --tx: -3px;   --ty: 0px;   --rot: 10.84deg;--delay: 0.36s; z-index: 12; }
.tools-icons img:nth-child(7) { --tx: 72px;   --ty: 2px;   --rot: -8.74deg;--delay: 0.44s; z-index: 11; }
.tools-icons img:nth-child(8) { --tx: -24px;  --ty: 72px;  --rot: 24.73deg;--delay: 0.52s; z-index: 7; }
.tools-icons img:nth-child(9) { --tx: 60px;   --ty: 74px;  --rot: -13.69deg;--delay: 0.60s; z-index: 9; }

@keyframes toolsDrop {
    0% {
        opacity: 0;
        transform: translate(-50%, -190%) rotate(0deg) scale(0.88);
    }
    72% {
        opacity: 1;
        transform: translate(-50%, -50%) translate(var(--tx, 0), calc(var(--ty, 0) + 10px)) rotate(var(--rot, 0deg)) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) translate(var(--tx, 0), var(--ty, 0)) rotate(var(--rot, 0deg)) scale(1);
    }
}

/* ── 4i. Intern Card ── */

.item-intern {
    left: 36.35%;
    top: 83%;
    width: 35.34%;
    height: 17%;
    padding: 18px 36px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.intern-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0;
    flex-wrap: wrap;
}

.intern-company {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.intern-role {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-tertiary);
    letter-spacing: -0.02em;
}

.item-intern .exp-divider {
    margin: 6px 0;
}

/* ── 4j. Narrow desktop fallback ── */

@media (max-width: 1280px) {
    .section-about {
        padding: 54px 10px 86px;
    }

    .bento-grid {
        max-height: none;
        aspect-ratio: auto;
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        gap: 12px;
    }

    .bento-item {
        position: relative;
        left: auto;
        top: auto;
        width: auto;
        height: auto;
        min-height: 0;
    }

    .item-bio { grid-column: 1 / 2; grid-row: 1 / 2; }
    .item-avatar { grid-column: 2 / 3; grid-row: 1 / 2; }
    .item-stats { grid-column: 2 / 3; grid-row: 2 / 4; }
    .item-exp1 { grid-column: 1 / 2; grid-row: 2 / 4; }
    .item-exp2 { grid-column: 1 / 2; grid-row: 4 / 5; }
    .item-intern { grid-column: 1 / 2; grid-row: 5 / 6; }
    .item-tools { grid-column: 2 / 3; grid-row: 4 / 6; }
}


/* ═══════════════════════════════════════
   5. Contact Modal
   ═══════════════════════════════════════ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 300;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-card {
    background: rgba(255,255,255,0.72);
    backdrop-filter: blur(28px) saturate(1.5);
    -webkit-backdrop-filter: blur(28px) saturate(1.5);
    border-radius: var(--radius);
    padding: 40px 36px 36px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 16px 64px rgba(0,0,0,0.15);
    border: 1px solid rgba(255,255,255,0.4);
    position: relative;
    transform: scale(0.92) translateY(20px);
    transition: transform 0.35s cubic-bezier(0.2, 0, 0.2, 1);
}

.modal-overlay.active .modal-card {
    transform: scale(1) translateY(0);
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: none;
    background: rgba(0,0,0,0.04);
    border-radius: 50%;
    font-size: 18px;
    line-height: 1;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.modal-close:hover { background: rgba(0,0,0,0.08); }

.modal-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.modal-subtitle {
    font-size: 14px;
    color: var(--text-secondary);
    margin-top: 6px;
    margin-bottom: 28px;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    background: rgba(0,0,0,0.02);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
    transition: background 0.2s ease, border-color 0.2s ease;
    position: relative;
}

.contact-item:hover {
    background: rgba(0,0,0,0.04);
    border-color: rgba(0,0,0,0.1);
}

.contact-item svg {
    stroke: var(--text-secondary);
    stroke-width: 1.8;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
    flex-shrink: 0;
}

.copy-hint {
    margin-left: auto;
    font-size: 11px;
    font-weight: 500;
    color: var(--text-tertiary);
    letter-spacing: 0.04em;
    transition: color 0.2s ease;
}

.copy-wechat.copied .copy-hint { color: #38d9a9; }


/* ═══════════════════════════════════════
   6. Dock (Top Navigation)
   ═══════════════════════════════════════ */

.dock-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 200;
    opacity: 0;
    height: 96px;
    pointer-events: none;
    overflow: visible;
}

/* ── 6. Background strip ── */

.dock-bg-strip {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: flex-start;
    pointer-events: none;
}

.dock-brand {
    border: none;
    background: transparent;
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    padding: 0;
    font: inherit;
    display: block;
    flex-shrink: 0;
    pointer-events: auto;
    transition: opacity 0.2s ease;
}

.dock-brand:hover {
    opacity: 0.7;
}

.dock-brand-logo {
    display: block;
    width: 219px;
    height: auto;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
}

.dock-strip-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    min-width: 0;
}

.dock-strip-top {
    height: 12px;
    background: white;
}

.dock-strip-corners {
    display: flex;
    justify-content: space-between;
}

.dock-corner-left,
.dock-corner-right {
    display: block;
    width: 24px;
    height: 22px;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
}


/* ── 6. Navigation pills ── */

.dock-pills {
    position: absolute;
    top: 24px;
    left: 236px;
    display: flex;
    align-items: center;
    gap: 17px;
    pointer-events: auto;
}

.dock {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 0 24px;
    height: 51px;
    background: rgba(255,255,255,0.8);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border-radius: 80px;
    pointer-events: auto;
}

.dock-item {
    border: none;
    background: transparent;
    font-family: 'Outfit', sans-serif;
    font-size: 20px;
    font-weight: 400;
    color: #000;
    cursor: pointer;
    white-space: nowrap;
    text-transform: uppercase;
    letter-spacing: -0.4px;
    transition: opacity 0.2s ease;
    padding: 0;
}

.dock-item:focus-visible {
    outline: none;
    opacity: 0.7;
}

.dock-item:hover {
    opacity: 0.6;
}

.dock-item.active {
    font-weight: 500;
}

/* ── 6a. Dock Responsive ── */

@media (max-width: 1024px) {
    .dock-bg-strip {
        display: none;
    }

    .dock-pills {
        position: relative;
        top: auto;
        left: auto;
        padding: 16px 20px;
        gap: 12px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .dock {
        height: 44px;
        padding: 0 16px;
        gap: 12px;
    }

    .dock-item {
        font-size: 16px;
    }
}


/* ═══════════════════════════════════════
   7. Custom Cursor
   ═══════════════════════════════════════ */

.custom-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--text-primary);
    border: none;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%) translateZ(0);
    transition: width 0.3s cubic-bezier(0.23, 1, 0.32, 1),
                height 0.3s cubic-bezier(0.23, 1, 0.32, 1),
                background 0.25s ease,
                border 0.25s ease,
                opacity 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    mix-blend-mode: difference;
    opacity: 0;
    will-change: left, top, width, height;
    contain: layout style;
}

.custom-cursor.visible {
    opacity: 1;
}

.custom-cursor.cursor-hover {
    width: 28px;
    height: 28px;
    background: rgba(56, 201, 168, 0.12);
    border: 1.5px solid rgba(56, 201, 168, 0.45);
    mix-blend-mode: normal;
}


body.cursor-active {
    cursor: none;
}
body.cursor-active a,
body.cursor-active button,
body.cursor-active [role="button"],
body.cursor-active input,
body.cursor-active .folder-card,
body.cursor-active .bento-item,
body.cursor-active .sc-project {
    cursor: none;
}

@media (hover: none) {
    .custom-cursor { display: none !important; }
}


/* ═══════════════════════════════════════
   8. Marquee
   ═══════════════════════════════════════ */

.section-marquee {
    position: relative;
    padding: 56px 0;
    overflow: hidden;
    background:
        radial-gradient(circle, rgba(0,0,0,0.06) 1px, transparent 1px) 0 0 / 24px 24px,
        var(--bg);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-marquee::before,
.section-marquee::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 120px;
    z-index: 2;
    pointer-events: none;
}
.section-marquee::before {
    left: 0;
    background: linear-gradient(to right, var(--bg), transparent);
}
.section-marquee::after {
    right: 0;
    background: linear-gradient(to left, var(--bg), transparent);
}

.marquee-track {
    overflow: hidden;
    white-space: nowrap;
}

.marquee-inner {
    display: inline-flex;
    align-items: center;
    gap: 40px;
    animation: marquee-scroll 25s linear infinite;
    will-change: transform;
    padding-right: 40px;
}

.marquee-item {
    font-family: 'Outfit', 'Noto Sans SC', sans-serif;
    font-size: clamp(28px, 3.5vw, 48px);
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    user-select: none;
    flex-shrink: 0;
}

.marquee-dot {
    font-size: 10px;
    color: #38c9a8;
    flex-shrink: 0;
    user-select: none;
}

@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.section-marquee.dragging .marquee-inner {
    animation-play-state: paused;
}


/* ═══════════════════════════════════════
   9. Responsive
   ═══════════════════════════════════════ */

/* ── 9a. Tablet & below (≤768px) ── */

@media (max-width: 768px) {

    /* — Landing — */
    .section-landing {
        padding: 0 env(safe-area-inset-right) 0 env(safe-area-inset-left);
    }

    .title-container   { width: clamp(240px, 72vw, 400px); }
    .landing-subtitle  { font-size: 15px; letter-spacing: 0.08em; margin-top: 18px; }
    .title-author,
    .title-year        { font-size: 12px; line-height: 18px; }

    .landing-blob      { display: none; }
    .accent-dots-grid  { display: none; }
    .title-glow-pill   { display: none; }
    .landing-note      { display: none; }

    .folder-card {
        width: clamp(120px, 34vw, 156px);
        opacity: 0.8;
    }
    .folder-card--banner {
        top: 6% !important;
        left: 2% !important;
        right: auto !important;
        bottom: auto !important;
    }
    .folder-card--motion {
        top: 3% !important;
        right: 0 !important;
        left: auto !important;
        bottom: auto !important;
    }
    .folder-card--ai {
        bottom: 20% !important;
        left: -2% !important;
        top: auto !important;
        right: auto !important;
    }
    .folder-card--visual {
        bottom: 16% !important;
        right: 0 !important;
        top: auto !important;
        left: auto !important;
    }
    .folder-photo  { border-width: 3px; border-radius: 8px; }
    .folder-label  { font-size: 16px; }
    .folder-cn     { font-size: 10px; }

    .scroll-hint   { bottom: 72px; }

    /* — Dock — */
    .dock-wrapper      { height: auto; }
    .dock-bg-strip     { display: none; }

    .dock-pills {
        position: relative;
        top: auto;
        left: auto;
        padding: 12px 16px;
        padding-top: calc(12px + env(safe-area-inset-top));
        gap: 8px;
        justify-content: center;
    }

    .dock {
        height: 40px;
        padding: 0 14px;
        gap: 10px;
    }

    .dock-item { font-size: 14px; }

    /* — About — */
    .section-about {
        height: auto;
        min-height: auto;
        padding: 40px 14px 64px;
    }

    .bento-container   { height: auto; max-height: none; }
    .about-title-svg   { width: 180px; }

    .bento-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .item-bio,
    .item-avatar,
    .item-stats,
    .item-exp1,
    .item-exp2,
    .item-tools,
    .item-intern {
        grid-column: auto;
        grid-row: auto;
    }

    .item-avatar { order: 1; }
    .item-bio    { order: 2; }
    .item-stats  { order: 3; }
    .item-exp1   { order: 4; }
    .item-exp2   { order: 5; }
    .item-intern { order: 6; }
    .item-tools  { order: 7; }

    .bento-item { padding: 20px; border-radius: 18px; }
    .bento-tag  { font-size: 12px; }

    .bio-heading { font-size: 16px; }
    .bio-sub     { font-size: 14px; }
    .skill-tag   { font-size: 11px; padding: 4px 10px; }

    .item-avatar { min-height: auto; padding: 28px 20px; }
    .avatar-circle { width: 100px; height: 100px; }
    .avatar-text   { font-size: 28px; }
    .avatar-name   { font-size: 16px; }
    .avatar-info   { font-size: 12px; }

    .item-stats { padding: 24px 20px; }
    .stat-val   { font-size: 32px; }
    .stat-label { font-size: 12px; }
    .stats-list { height: auto; }
    .stat-divider { margin: 12px auto; }

    .item-exp1 { padding: 20px; }
    .item-exp2 { padding: 20px; }
    .exp-role     { font-size: 16px; }
    .exp-date     { font-size: 12px; }
    .exp-company  { font-size: 14px; }
    .exp-badge    { font-size: 12px; padding: 2px 8px; }
    .exp-details  { font-size: 14px; line-height: 1.5; padding-left: 18px; }
    .exp-divider  { margin: 10px 0; }
    .item-exp2 .exp-details { font-size: 14px; }

    .intern-company { font-size: 16px; }
    .intern-role    { font-size: 12px; }

    .item-tools { padding: 20px; min-height: 200px; }
    .tools-icons {
        position: relative;
        width: 100%;
        height: auto;
        min-height: 0;
        display: grid;
        grid-template-columns: repeat(5, 1fr);
        gap: 10px;
        justify-items: center;
    }
    .tools-icons img {
        position: static;
        left: auto;
        top: auto;
        width: 100%;
        max-width: 56px;
        transform: none;
        animation: none;
        --tx: 0;
        --ty: 0;
        --rot: 0deg;
    }
    .tools-icons img:hover {
        transform: scale(1.06);
    }

    .item-intern { padding: 16px 20px; }
    .intern-company { font-size: 15px; }
    .intern-role    { font-size: 12px; }
    .item-intern .exp-date { font-size: 12px; }
    .item-intern .exp-divider { margin: 6px 0; }

    /* — Marquee — */
    .marquee-item    { font-size: 20px; }
    .section-marquee { padding: 24px 0; }

    /* — Gallery — */
    .project-article  { gap: 0; }
    .project-hero     { border-radius: 16px; }

    .project-bento-layout { gap: 12px; }
    .bento-section {
        --bento-cols: 2 !important;
        gap: 8px;
    }
    .bento-cell { border-radius: 8px; }

    /* — Contact Modal — */
    .modal-card { padding: 32px 24px 28px; }
    .modal-title { font-size: 20px; }

    /* — Cursor — */
    .custom-cursor { display: none; }
}

/* ── 9b. Small phone (≤480px) ── */

@media (max-width: 480px) {
    .title-container { width: clamp(200px, 80vw, 320px); }
    .landing-subtitle { font-size: 13px; }

    .folder-card { width: clamp(100px, 28vw, 120px); opacity: 0.7; }
    .folder-label { font-size: 13px; }

    .dock-pills { padding: 10px 12px; gap: 6px; }
    .dock { height: 38px; padding: 0 12px; gap: 8px; }
    .dock-item { font-size: 13px; }

    .bento-item { padding: 16px; border-radius: 14px; }
    .bio-heading { font-size: 15px; }
    .bio-sub { font-size: 13px; }
    .avatar-name { font-size: 15px; }
    .exp-role { font-size: 15px; }
    .exp-details { font-size: 13px; }
    .item-exp2 .exp-details { font-size: 13px; }
    .exp-company { font-size: 13px; }
    .intern-company { font-size: 15px; }

    .stat-val { font-size: 28px; }

    .tools-icons {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }
    .tools-icons img { max-width: 52px; }

    .exp-details { font-size: 12px; }

    .bento-section { --bento-cols: 1 !important; gap: 6px; }
    .bento-section[style*="3 / 4"] { --bento-cols: 2 !important; }

    .section-about { padding: 32px 10px 48px; }
}