/* ============================================================
   PORTFOLIO — style.css
   Dark, editorial, restrained. Inter + JetBrains Mono.
   ============================================================ */

:root {
    /* Surface */
    --bg:            #0a0b0d;
    --bg-elev:       #0f1115;
    --bg-elev-2:     #14171c;
    --bg-hover:      #191d23;

    /* Lines */
    --line:          #1a1d22;
    --line-mid:      #24282f;
    --line-hi:       #333941;

    /* Text */
    --text:          #e6e8ec;
    --text-mid:      #9096a0;
    --text-dim:      #5a616b;
    --text-faint:    #3a4048;

    /* Accent */
    --accent:        #4d8bf5;
    --accent-hi:     #6ba0ff;
    --accent-dim:    rgba(77, 139, 245, 0.1);
    --accent-glow:   rgba(77, 139, 245, 0.28);
    --green:         #3fca7d;

    /* Fonts */
    --font-sans:     'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono:     'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

    /* Layout */
    --max:           1200px;
    --pad:           48px;
    --nav-h:         64px;

    /* Motion */
    --ease-out:      cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out:   cubic-bezier(0.65, 0, 0.35, 1);
    --dur-fast:      0.15s;
    --dur:           0.3s;
    --dur-slow:      0.6s;
}

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

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
    background: var(--bg);
}

body {
    font-family: var(--font-sans);
    font-size: 15px;
    line-height: 1.6;
    font-weight: 400;
    color: var(--text);
    background: var(--bg);
    overflow-x: hidden;
    letter-spacing: -0.011em;
    font-feature-settings: "cv11", "ss01";
}

::selection {
    background: var(--accent);
    color: #fff;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

ul, ol { list-style: none; }

img, svg, canvas { display: block; max-width: 100%; }

/* ------------------------------------------------------------
   Custom scrollbar
   ------------------------------------------------------------ */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg);
}
::-webkit-scrollbar-thumb {
    background: var(--line-mid);
    border: 3px solid var(--bg);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--line-hi);
}

/* ------------------------------------------------------------
   Layout
   ------------------------------------------------------------ */
.container {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 var(--pad);
}

/* ------------------------------------------------------------
   3D Canvas
   ------------------------------------------------------------ */
#scene {
    position: fixed;
    inset: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    display: block;
}

/* Grain overlay for depth */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.85' numOctaves='3' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.18'/%3E%3C/svg%3E");
    mix-blend-mode: overlay;
}

/* ------------------------------------------------------------
   NAV
   ------------------------------------------------------------ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    border-bottom: 1px solid transparent;
    transition:
        background 0.35s var(--ease-out),
        border-color 0.35s var(--ease-out),
        backdrop-filter 0.35s var(--ease-out);
}
.nav.scrolled {
    background: rgba(10, 11, 13, 0.72);
    border-bottom-color: var(--line);
    backdrop-filter: blur(16px) saturate(1.4);
    -webkit-backdrop-filter: blur(16px) saturate(1.4);
}

.nav-inner {
    width: 100%;
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 var(--pad);
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: opacity 0.2s var(--ease-out);
}
.nav-brand:hover { opacity: 0.75; }

.nav-brand-mark {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--text);
    color: var(--bg);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0;
}

.nav-brand-name {
    color: var(--text);
}

.nav-links {
    display: flex;
    gap: 4px;
    margin-left: auto;
}

.nav-link {
    position: relative;
    padding: 8px 14px;
    font-size: 13px;
    color: var(--text-mid);
    border-radius: 6px;
    transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}
.nav-link:hover {
    color: var(--text);
    background: var(--bg-elev);
}
.nav-link.active {
    color: var(--text);
}
.nav-link.active::after {
    content: '';
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 2px;
    height: 1px;
    background: var(--accent);
}

.nav-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    border: 1px solid var(--line);
    border-radius: 100px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-mid);
    letter-spacing: 0.02em;
}
.nav-status-dot {
    width: 6px;
    height: 6px;
    background: var(--green);
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(63, 202, 125, 0.5);
    animation: navPulse 2.4s var(--ease-in-out) infinite;
}
@keyframes navPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(63, 202, 125, 0.5); }
    50%      { box-shadow: 0 0 0 6px rgba(63, 202, 125, 0); }
}

/* ------------------------------------------------------------
   SECTIONS
   ------------------------------------------------------------ */
.section {
    position: relative;
    z-index: 2;
    padding: 140px 0;
    border-top: 1px solid var(--line);
}
.section-hero {
    border-top: none;
    padding: calc(var(--nav-h) + 100px) 0 120px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.section-head {
    display: grid;
    grid-template-columns: 60px 1fr auto;
    align-items: baseline;
    gap: 24px;
    padding-bottom: 28px;
    margin-bottom: 72px;
    border-bottom: 1px solid var(--line);
}
.section-num {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.04em;
}
.section-title {
    font-size: 30px;
    font-weight: 500;
    letter-spacing: -0.025em;
    color: var(--text);
}
.section-tag {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ------------------------------------------------------------
   HERO
   ------------------------------------------------------------ */
.hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 100px;
    align-items: center;
}

.hero-left { max-width: 640px; }

.eyebrow {
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-mid);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    margin-bottom: 36px;
}
.eyebrow-line {
    width: 32px;
    height: 1px;
    background: var(--accent);
    flex-shrink: 0;
}

.hero-title {
    font-size: clamp(52px, 7.5vw, 96px);
    font-weight: 500;
    line-height: 0.98;
    letter-spacing: -0.045em;
    color: var(--text);
    margin-bottom: 32px;
}
.hero-title-accent {
    color: var(--text-mid);
    font-weight: 400;
}

/* Line reveal effect */
.reveal-line {
    display: block;
    overflow: hidden;
    padding-bottom: 0.05em;
}
.reveal-line > span {
    display: inline-block;
    transform: translateY(110%);
    transition: transform 0.9s var(--ease-out);
}
.hero.is-ready .reveal-line > span { transform: translateY(0); }
.hero.is-ready .reveal-line:nth-child(2) > span { transition-delay: 0.08s; }

.hero-desc {
    font-size: 17px;
    line-height: 1.65;
    color: var(--text-mid);
    max-width: 500px;
    margin-bottom: 44px;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.8s var(--ease-out) 0.3s, transform 0.8s var(--ease-out) 0.3s;
}
.hero.is-ready .hero-desc { opacity: 1; transform: translateY(0); }

.hero-actions {
    display: flex;
    gap: 10px;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.8s var(--ease-out) 0.45s, transform 0.8s var(--ease-out) 0.45s;
}
.hero.is-ready .hero-actions { opacity: 1; transform: translateY(0); }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 22px;
    font-size: 13px;
    font-weight: 500;
    border-radius: 8px;
    letter-spacing: -0.005em;
    border: 1px solid transparent;
    transition:
        background var(--dur-fast) var(--ease-out),
        border-color var(--dur-fast) var(--ease-out),
        color var(--dur-fast) var(--ease-out),
        transform var(--dur-fast) var(--ease-out);
}
.btn-primary {
    background: var(--accent);
    color: #fff;
}
.btn-primary:hover {
    background: var(--accent-hi);
    transform: translateY(-1px);
}
.btn-primary .btn-arrow {
    transition: transform var(--dur) var(--ease-out);
}
.btn-primary:hover .btn-arrow { transform: translateX(3px); }

.btn-ghost {
    border-color: var(--line-mid);
    color: var(--text);
}
.btn-ghost:hover {
    background: var(--bg-elev);
    border-color: var(--line-hi);
}

/* Hero panel */
.hero-panel {
    background: var(--bg-elev);
    border: 1px solid var(--line);
    border-radius: 12px;
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 1s var(--ease-out) 0.35s, transform 1s var(--ease-out) 0.35s;
}
.hero.is-ready .hero-panel { opacity: 1; transform: translateY(0); }

.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--line);
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.panel-head-time {
    color: var(--text-mid);
    font-variant-numeric: tabular-nums;
}

.panel-list { padding: 4px 0; }
.panel-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 20px;
    border-bottom: 1px solid var(--line);
}
.panel-row:last-child { border-bottom: none; }

.panel-row-key {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}
.panel-row-val {
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    letter-spacing: -0.005em;
}

.panel-foot {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-top: 1px solid var(--line);
    background: rgba(77, 139, 245, 0.03);
    font-size: 12px;
    color: var(--text-mid);
}
.panel-foot-dot {
    width: 6px;
    height: 6px;
    background: var(--green);
    border-radius: 50%;
}

.hero-scroll {
    position: absolute;
    left: var(--pad);
    bottom: 40px;
    display: flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0;
    animation: fadeIn 1s var(--ease-out) 0.9s forwards;
}
@keyframes fadeIn {
    to { opacity: 1; }
}
.hero-scroll-line {
    position: relative;
    width: 40px;
    height: 1px;
    background: var(--line-hi);
    overflow: hidden;
}
.hero-scroll-line::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    transform-origin: left;
    animation: scrollTick 2.4s var(--ease-in-out) infinite;
}
@keyframes scrollTick {
    0%      { transform: scaleX(0); }
    50%     { transform: scaleX(1); }
    100%    { transform: translateX(100%) scaleX(0.01); }
}

/* ------------------------------------------------------------
   ABOUT
   ------------------------------------------------------------ */
.about-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 100px;
}

.about-body p {
    font-size: 16px;
    line-height: 1.75;
    color: var(--text-mid);
    margin-bottom: 22px;
    max-width: 620px;
}
.about-lead {
    font-size: 22px !important;
    line-height: 1.5 !important;
    color: var(--text) !important;
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 32px !important;
}

.about-facts {
    margin-top: 52px;
    border-top: 1px solid var(--line);
}
.fact {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 24px;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
    align-items: baseline;
}
.fact-key {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.fact-val { color: var(--text); }

.about-side {
    display: flex;
    flex-direction: column;
    gap: 48px;
}
.side-block-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding-bottom: 14px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--line);
}
.side-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.side-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-mid);
}
.side-dot {
    width: 5px;
    height: 5px;
    background: var(--accent);
    border-radius: 50%;
    flex-shrink: 0;
}
.side-list-plain li {
    padding-left: 16px;
    position: relative;
}
.side-list-plain li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 6px;
    height: 1px;
    background: var(--text-dim);
}

/* ------------------------------------------------------------
   WORK ROWS
   ------------------------------------------------------------ */
.work-list {
    border-top: 1px solid var(--line);
}

.work-row {
    width: 100%;
    display: grid;
    grid-template-columns: 60px 1fr 180px;
    gap: 32px;
    align-items: center;
    padding: 32px 0;
    border-bottom: 1px solid var(--line);
    text-align: left;
    position: relative;
    transition: padding var(--dur) var(--ease-out);
    opacity: 0;
    transform: translateY(16px);
}
.work-row.revealed {
    opacity: 1;
    transform: translateY(0);
    transition:
        opacity 0.7s var(--ease-out),
        transform 0.7s var(--ease-out),
        padding var(--dur) var(--ease-out);
}
/* ─── Work rows ─── */
.work-row {
    width: 100%;
    display: grid;
    grid-template-columns: 60px 1fr 180px;
    gap: 32px;
    align-items: center;
    padding: 32px 0;
    border-bottom: 1px solid var(--line);
    text-align: left;
    position: relative;
    background: none;
    transition:
        padding-left 0.35s var(--ease-out),
        padding-right 0.35s var(--ease-out);
}
.work-row::before {
    content: '';
    position: absolute;
    left: -24px;
    right: -24px;
    top: -1px;
    bottom: -1px;
    background: linear-gradient(90deg,
        rgba(77, 139, 245, 0.05) 0%,
        rgba(77, 139, 245, 0.02) 50%,
        transparent 100%);
    border-left: 2px solid var(--accent);
    opacity: 0;
    transition: opacity 0.3s var(--ease-out);
    pointer-events: none;
}
.work-row:hover::before { opacity: 1; }
.work-row:hover {
    padding-left: 16px;
    padding-right: 16px;
}

.work-num {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 0.06em;
    transition: color 0.25s var(--ease-out);
}
.work-row:hover .work-num { color: var(--accent); }

.work-name {
    font-size: 21px;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 6px;
    transition: color 0.25s var(--ease-out), transform 0.35s var(--ease-out);
    transform-origin: left center;
}
.work-row:hover .work-name {
    color: var(--text);
    transform: translateX(2px);
}

.work-brief {
    font-size: 14px;
    color: var(--text-mid);
    max-width: 560px;
    transition: color 0.25s var(--ease-out);
}
.work-row:hover .work-brief { color: var(--text-dim); }

.work-meta {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 24px;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}
.work-year { font-variant-numeric: tabular-nums; }
.work-arrow {
    font-size: 16px;
    color: var(--text-dim);
    transition:
        transform 0.35s var(--ease-out),
        color 0.25s var(--ease-out);
}
.work-row:hover .work-arrow {
    transform: translateX(8px);
    color: var(--accent);
}

/* ─── Lab cards ─── */
.lab-card {
    padding: 40px 36px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    text-align: left;
    position: relative;
    background: none;
    transition: background 0.35s var(--ease-out);
    overflow: hidden;
    cursor: pointer;
}
.lab-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.4s var(--ease-out);
}
.lab-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        circle at 30% 20%,
        rgba(77, 139, 245, 0.07) 0%,
        transparent 60%
    );
    opacity: 0;
    transition: opacity 0.4s var(--ease-out);
    pointer-events: none;
}
.lab-card:hover { background: rgba(255, 255, 255, 0.015); }
.lab-card:hover::before { transform: scaleY(1); }
.lab-card:hover::after { opacity: 1; }

.lab-card-head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--line);
    position: relative;
    z-index: 1;
}
.lab-card-num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.06em;
}
.lab-card-name {
    font-size: 18px;
    font-weight: 500;
    letter-spacing: -0.015em;
    color: var(--text);
    transition: transform 0.35s var(--ease-out);
    transform-origin: left center;
}
.lab-card:hover .lab-card-name {
    transform: translateX(2px);
}
.lab-card-arrow {
    margin-left: auto;
    font-size: 14px;
    color: var(--text-dim);
    transition:
        transform 0.35s var(--ease-out),
        color 0.25s var(--ease-out);
}
.lab-card:hover .lab-card-arrow {
    transform: translate(4px, -4px);
    color: var(--accent);
}

.lab-card-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    position: relative;
    z-index: 1;
}
.lab-card-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text);
    position: relative;
    transition: color 0.25s var(--ease-out), padding-left 0.3s var(--ease-out);
}
.lab-card-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 0;
    height: 1px;
    background: var(--accent);
    transform: translateY(-50%);
    transition: width 0.3s var(--ease-out);
}
.lab-card:hover .lab-card-list li {
    padding-left: 12px;
    color: var(--text);
}
.lab-card:hover .lab-card-list li::before {
    width: 6px;
}

.lab-list-note {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}

/* ------------------------------------------------------------
   LAB GRID
   ------------------------------------------------------------ */
.lab-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}

.lab-card {
    padding: 40px 36px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    text-align: left;
    position: relative;
    transition: background var(--dur) var(--ease-out);
    opacity: 0;
    transform: translateY(16px);
    cursor: pointer;
}
.lab-card.revealed {
    opacity: 1;
    transform: translateY(0);
    transition:
        opacity 0.7s var(--ease-out),
        transform 0.7s var(--ease-out),
        background var(--dur) var(--ease-out);
}
.lab-card:hover { background: var(--bg-elev); }

.lab-card-head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--line);
}
.lab-card-num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.06em;
}
.lab-card-name {
    font-size: 18px;
    font-weight: 500;
    letter-spacing: -0.015em;
    color: var(--text);
}
.lab-card-arrow {
    margin-left: auto;
    font-size: 14px;
    color: var(--text-dim);
    transition: transform var(--dur) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.lab-card:hover .lab-card-arrow {
    transform: translate(3px, -3px);
    color: var(--accent);
}

.lab-card-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.lab-card-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    font-size: 14px;
    color: var(--text);
    border-bottom: 1px dashed transparent;
    transition: border-color var(--dur-fast) var(--ease-out);
}
.lab-card-list li:hover {
    border-bottom-color: var(--line-mid);
}
.lab-card-list .lab-list-note {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}

/* ------------------------------------------------------------
   CONTACT
   ------------------------------------------------------------ */
.section-contact { padding-bottom: 160px; }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
}
.contact-title {
    font-size: clamp(36px, 4.5vw, 54px);
    font-weight: 500;
    line-height: 1.08;
    letter-spacing: -0.035em;
    color: var(--text);
    margin-bottom: 24px;
}
.contact-desc {
    font-size: 16px;
    line-height: 1.65;
    color: var(--text-mid);
    max-width: 420px;
}

.contact-right {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.contact-btn {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
    padding: 24px 26px;
    background: var(--bg-elev);
    border: 1px solid var(--line);
    border-radius: 12px;
    text-align: left;
    transition:
        border-color var(--dur) var(--ease-out),
        background var(--dur) var(--ease-out),
        transform var(--dur) var(--ease-out);
}
.contact-btn:hover {
    border-color: var(--accent);
    background: var(--bg-elev-2);
    transform: translateY(-2px);
}
.contact-btn.copied {
    border-color: var(--green);
}
.contact-btn-label {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.contact-btn-value {
    font-size: 15px;
    font-weight: 500;
    color: var(--text);
    letter-spacing: -0.005em;
}
.contact-btn-icon {
    font-size: 18px;
    color: var(--text-mid);
    transition: transform var(--dur) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.contact-btn:hover .contact-btn-icon {
    transform: translate(3px, -3px);
    color: var(--accent);
}

.contact-note {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.06em;
    padding-left: 6px;
}

/* ------------------------------------------------------------
   FOOTER
   ------------------------------------------------------------ */
.footer {
    border-top: 1px solid var(--line);
    padding: 32px 0;
    position: relative;
    z-index: 2;
}
.footer-inner {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 40px;
    font-size: 12px;
    color: var(--text-dim);
}
.footer-left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.footer-mark {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elev);
    border: 1px solid var(--line);
    border-radius: 5px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent);
    font-weight: 600;
}
.footer-center { text-align: center; }
.footer-mono {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    color: var(--text-dim);
}
.footer-right { text-align: right; }

/* ------------------------------------------------------------
   STATUS BAR (fixed, bottom)
   ------------------------------------------------------------ */
.status-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 90;
    background: rgba(10, 11, 13, 0.85);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(16px) saturate(1.4);
    -webkit-backdrop-filter: blur(16px) saturate(1.4);
    padding: 8px 0;
}
.status-inner {
    max-width: var(--max);
    margin: 0 auto;
    padding: 0 var(--pad);
    display: flex;
    align-items: center;
    gap: 32px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.04em;
}
.status-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.status-item-right {
    margin-left: auto;
}
.status-dot {
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: navPulse 2.4s var(--ease-in-out) infinite;
}
.status-label {
    text-transform: uppercase;
    color: var(--text-faint);
    letter-spacing: 0.12em;
}
.status-value {
    color: var(--text-mid);
    font-variant-numeric: tabular-nums;
}

/* Body padding for fixed status bar */
body {
    padding-bottom: 34px;
}

/* ------------------------------------------------------------
   MODALS
   ------------------------------------------------------------ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 24px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.32s var(--ease-out);
}
.modal.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(4, 5, 7, 0.72);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.modal-inner {
    position: relative;
    width: 100%;
    max-width: 720px;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg-elev);
    border: 1px solid var(--line-mid);
    border-radius: 16px;
    padding: 44px;
    transform: translateY(16px) scale(0.985);
    transition: transform 0.4s var(--ease-out);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.03) inset,
        0 40px 100px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.02);
}
.modal-inner-lg { max-width: 780px; }
.modal-inner-xl { max-width: 980px; }
.modal.active .modal-inner {
    transform: translateY(0) scale(1);
}

.modal-close {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-elev-2);
    border: 1px solid var(--line);
    border-radius: 8px;
    color: var(--text-mid);
    font-size: 12px;
    transition: all var(--dur-fast) var(--ease-out);
}
.modal-close:hover {
    background: var(--accent-dim);
    border-color: var(--accent);
    color: var(--accent);
}

.modal-head {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 24px;
    align-items: start;
    padding-bottom: 28px;
    margin-bottom: 28px;
    border-bottom: 1px solid var(--line);
}
.modal-head-num {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent);
    letter-spacing: 0.06em;
    padding-top: 10px;
}
.modal-head-body { padding-right: 40px; }

.modal-title {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: -0.025em;
    color: var(--text);
    margin-bottom: 12px;
    line-height: 1.15;
}
.modal-meta {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.modal-status,
.modal-status-alt {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-mid);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 4px 10px;
    border: 1px solid var(--line-mid);
    border-radius: 100px;
}
.modal-status { color: var(--accent); border-color: var(--accent-dim); }

.modal-preview {
    margin-bottom: 32px;
    border: 1px solid var(--line-mid);
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg);
    min-height: 320px;
    position: relative;
}

.modal-desc {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-mid);
    margin-bottom: 32px;
    letter-spacing: -0.005em;
}

.modal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding-bottom: 32px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--line);
}
.modal-col-head {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 18px;
}
.modal-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.modal-list li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    line-height: 1.55;
    color: var(--text-mid);
}
.modal-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 9px;
    width: 8px;
    height: 1px;
    background: var(--accent);
}
.modal-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.modal-chips span {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 5px 11px;
    background: var(--bg-elev-2);
    border: 1px solid var(--line);
    border-radius: 6px;
    color: var(--text-mid);
    letter-spacing: 0.02em;
}

.modal-foot { padding-top: 6px; }
.modal-foot-note {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ------------------------------------------------------------
   LAB MODAL — code editor + output
   ------------------------------------------------------------ */
.lab-editor,
.lab-output {
    border: 1px solid var(--line-mid);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
    background: #050608;
}

.lab-editor-bar,
.lab-output-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-elev-2);
    border-bottom: 1px solid var(--line);
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-dim);
    letter-spacing: 0.06em;
}
.lab-editor-bar {
    position: sticky;
    top: 0;
    z-index: 2;
}

.lab-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--line-mid);
}
.lab-dot:nth-child(1) { background: #3a2a2e; }
.lab-dot:nth-child(2) { background: #3a3526; }
.lab-dot:nth-child(3) { background: #263a2d; }

.lab-editor-file {
    margin-left: 12px;
    color: var(--text-mid);
}

.lab-run-btn {
    margin-left: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: var(--accent);
    color: #fff;
    border-radius: 6px;
    font-family: var(--font-sans);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: -0.005em;
    transition: all var(--dur-fast) var(--ease-out);
}
.lab-run-btn:hover {
    background: var(--accent-hi);
    transform: translateY(-1px);
}
.lab-run-btn:disabled {
    background: var(--bg-elev);
    color: var(--text-dim);
    cursor: not-allowed;
    transform: none;
}
.lab-run-btn.running {
    background: var(--bg-elev);
    color: var(--accent);
    border: 1px solid var(--accent);
}
.lab-run-icon {
    font-size: 9px;
    line-height: 1;
}

.lab-editor-body {
    display: grid;
    grid-template-columns: auto 1fr;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.7;
    padding: 16px 0;
    overflow-x: auto;
}

.lab-gutter {
    padding: 0 16px 0 18px;
    text-align: right;
    color: var(--text-faint);
    user-select: none;
    border-right: 1px solid var(--line);
    white-space: pre;
}

.lab-code {
    padding: 0 22px 0 22px;
    color: var(--text);
    white-space: pre;
    min-height: 100px;
}

/* Syntax highlight tokens */
.tk-kw   { color: #c4a8ff; }
.tk-str  { color: #a8e8a4; }
.tk-fn   { color: #7fb8ff; }
.tk-num  { color: #ffb88c; }
.tk-cmt  { color: #4a525c; font-style: italic; }
.tk-op   { color: #9096a0; }
.tk-cls  { color: #6ba0ff; }
.tk-self { color: #d17aa3; }

.lab-cursor {
    display: inline-block;
    width: 8px;
    height: 1.1em;
    background: var(--accent);
    vertical-align: -0.15em;
    margin-left: 1px;
    animation: blink 1s steps(2, start) infinite;
}
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.lab-output-bar {
    justify-content: space-between;
}
.lab-output-status {
    color: var(--accent);
    text-transform: uppercase;
}

.lab-output-body {
    padding: 18px 22px;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.7;
    color: var(--text);
    min-height: 100px;
    max-height: 240px;
    overflow-y: auto;
    white-space: pre-wrap;
}

.lab-output-line {
    display: block;
    animation: outputLine 0.32s var(--ease-out) both;
}
@keyframes outputLine {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}
.lab-output-line.out-dim  { color: var(--text-dim); }
.lab-output-line.out-ok   { color: var(--green); }
.lab-output-line.out-warn { color: #ffbe5c; }
.lab-output-line.out-err  { color: #ff7b7b; }
.lab-output-line.out-info { color: var(--accent); }

.lab-output-idle {
    color: var(--text-faint);
    font-style: italic;
}

.lab-prompt {
    color: var(--accent);
    user-select: none;
    margin-right: 8px;
}

/* ------------------------------------------------------------
   PROJECT MOCKUP PREVIEWS (in project modal)
   ------------------------------------------------------------ */
.mock {
    width: 100%;
    min-height: 320px;
    background: #050608;
    color: #d0d4dc;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.7;
    display: flex;
    flex-direction: column;
}

.mock-chrome {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: #0c0e12;
    border-bottom: 1px solid #191c22;
    font-size: 11px;
    color: #666c78;
}
.mock-chrome-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #21242b;
}
.mock-chrome-title {
    margin-left: 12px;
    color: #666c78;
    letter-spacing: 0.04em;
}
.mock-chrome-spacer { flex: 1; }
.mock-chrome-status {
    color: #3fca7d;
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.mock-chrome-status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #3fca7d;
}

.mock-body {
    padding: 24px;
    flex: 1;
}

/* --- Mockup 01: AAUP — split panel --- */
.mock-aaup {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 24px;
}
.mock-aaup-side {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding-right: 24px;
    border-right: 1px solid #191c22;
}
.mock-aaup-side-title {
    font-size: 10px;
    color: #4a525c;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    margin-bottom: 12px;
}
.mock-aaup-node {
    padding: 8px 12px;
    border: 1px solid #21242b;
    border-radius: 6px;
    font-size: 12px;
    color: #9096a0;
    display: flex;
    align-items: center;
    gap: 8px;
}
.mock-aaup-node.done { color: #d0d4dc; }
.mock-aaup-node.done::before {
    content: '✓';
    color: #3fca7d;
    font-size: 10px;
}
.mock-aaup-node.active {
    color: #fff;
    background: rgba(77, 139, 245, 0.08);
    border-color: #4d8bf5;
}
.mock-aaup-node.active::before {
    content: '▶';
    color: #4d8bf5;
    font-size: 8px;
}
.mock-aaup-node.locked { color: #3a4048; }
.mock-aaup-node.locked::before {
    content: '·';
    color: #3a4048;
}

.mock-aaup-main {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.mock-aaup-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding-bottom: 12px;
    border-bottom: 1px solid #191c22;
}
.mock-aaup-title {
    font-size: 13px;
    color: #d0d4dc;
    font-family: var(--font-sans);
    font-weight: 500;
    letter-spacing: -0.01em;
}
.mock-aaup-count {
    font-size: 10px;
    color: #4a525c;
    letter-spacing: 0.06em;
}
.mock-aaup-courses {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.mock-aaup-course {
    padding: 12px 14px;
    background: #0c0e12;
    border: 1px solid #191c22;
    border-radius: 8px;
}
.mock-aaup-course-code {
    font-size: 10px;
    color: #4d8bf5;
    letter-spacing: 0.06em;
    margin-bottom: 4px;
}
.mock-aaup-course-name {
    font-size: 12px;
    color: #d0d4dc;
    font-family: var(--font-sans);
    margin-bottom: 10px;
}
.mock-aaup-bar {
    height: 3px;
    background: #191c22;
    border-radius: 3px;
    overflow: hidden;
}
.mock-aaup-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #4d8bf5, #6ba0ff);
    border-radius: 3px;
    animation: barGrow 1.2s var(--ease-out) both;
}
@keyframes barGrow {
    from { transform: scaleX(0); transform-origin: left; }
    to   { transform: scaleX(1); transform-origin: left; }
}

/* --- Mockup 02: Construction — phone UI --- */
.mock-phone-wrap {
    display: flex;
    justify-content: center;
    padding: 12px 0;
}
.mock-phone {
    width: 300px;
    background: #0c0e12;
    border: 1px solid #21242b;
    border-radius: 20px;
    overflow: hidden;
    padding: 16px 14px;
}
.mock-phone-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 10px;
    color: #666c78;
    padding-bottom: 12px;
    border-bottom: 1px solid #191c22;
    margin-bottom: 12px;
    letter-spacing: 0.06em;
}
.mock-phone-live {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #3fca7d;
}
.mock-phone-live::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #3fca7d;
    animation: liveBlink 1.6s ease-in-out infinite;
}
@keyframes liveBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.mock-phone-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 4px;
    margin-bottom: 14px;
}
.mock-phone-tab {
    padding: 8px 6px;
    text-align: center;
    font-size: 10px;
    color: #666c78;
    background: #12151a;
    border: 1px solid #191c22;
    border-radius: 6px;
    letter-spacing: 0.04em;
}
.mock-phone-tab.active {
    color: #fff;
    background: rgba(77, 139, 245, 0.1);
    border-color: #4d8bf5;
}

.mock-phone-rows {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 14px;
}
.mock-phone-row {
    display: grid;
    grid-template-columns: 24px 1fr auto;
    gap: 10px;
    align-items: center;
    padding: 8px 10px;
    background: #12151a;
    border: 1px solid #191c22;
    border-radius: 8px;
    font-size: 11px;
    color: #9096a0;
}
.mock-phone-avatar {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #191c22;
    font-size: 10px;
    color: #6ba0ff;
    font-family: var(--font-sans);
    font-weight: 500;
}
.mock-phone-status {
    font-size: 9px;
    padding: 2px 7px;
    border-radius: 100px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}
.mock-phone-status.here {
    color: #3fca7d;
    background: rgba(63, 202, 125, 0.1);
}
.mock-phone-status.late {
    color: #ffbe5c;
    background: rgba(255, 190, 92, 0.1);
}
.mock-phone-status.off {
    color: #5a616b;
    background: #191c22;
}

.mock-phone-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    background: rgba(77, 139, 245, 0.08);
    border: 1px solid rgba(77, 139, 245, 0.2);
    border-radius: 8px;
    font-size: 11px;
    color: #9096a0;
}
.mock-phone-total-val {
    font-size: 15px;
    color: #fff;
    font-family: var(--font-mono);
}

/* --- Mockup 03: RL-Scientist — dashboard --- */
.mock-rls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.mock-rls-card {
    padding: 18px;
    background: #0c0e12;
    border: 1px solid #191c22;
    border-radius: 10px;
}
.mock-rls-card-title {
    font-size: 10px;
    color: #4a525c;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 1px solid #191c22;
}
.mock-rls-stat {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 11px;
}
.mock-rls-stat span:first-child { color: #4a525c; }
.mock-rls-stat span:last-child  { color: #6ba0ff; font-weight: 500; }

.mock-rls-chart {
    width: 100%;
    height: 90px;
    margin-top: 6px;
}
.mock-rls-chart path {
    stroke-dasharray: 400;
    stroke-dashoffset: 400;
    animation: chartDraw 2s var(--ease-out) 0.2s forwards;
}
@keyframes chartDraw {
    to { stroke-dashoffset: 0; }
}

.mock-rls-log {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid #191c22;
}
.mock-rls-log-entry {
    display: flex;
    gap: 10px;
    font-size: 10.5px;
    color: #9096a0;
}
.mock-rls-log-time { color: #4d8bf5; }

/* --- Mockup 04: Listing Lab — split --- */
.mock-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.mock-split-col {
    padding: 18px;
    background: #0c0e12;
    border: 1px solid #191c22;
    border-radius: 10px;
}
.mock-split-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 10px;
    color: #4a525c;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    padding-bottom: 12px;
    margin-bottom: 14px;
    border-bottom: 1px solid #191c22;
}
.mock-input {
    margin-bottom: 12px;
}
.mock-input-label {
    display: block;
    font-size: 10px;
    color: #4a525c;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 6px;
}
.mock-input-val {
    padding: 9px 12px;
    background: #12151a;
    border: 1px solid #191c22;
    border-radius: 6px;
    font-size: 12px;
    color: #d0d4dc;
    display: flex;
    align-items: center;
}
.mock-input-val.typing {
    padding-right: 6px;
}
.mock-typed {
    display: inline-block;
    overflow: hidden;
    white-space: nowrap;
    vertical-align: middle;
    width: 0;
    animation: typeWidth 5s steps(24) infinite;
}
@keyframes typeWidth {
    0%, 8%    { width: 0; }
    50%, 92%  { width: 22ch; }
    100%      { width: 0; }
}
.mock-caret {
    display: inline-block;
    width: 7px;
    height: 1em;
    background: #4d8bf5;
    vertical-align: -0.15em;
    margin-left: 2px;
    animation: blink 1s steps(2, start) infinite;
}

.mock-generate {
    display: block;
    width: 100%;
    margin-top: 6px;
    padding: 9px;
    background: #12151a;
    border: 1px solid #191c22;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: #666c78;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.mock-generate::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(77, 139, 245, 0.15), transparent);
    transform: translateX(-100%);
    animation: genSweep 5s var(--ease-out) infinite;
}
@keyframes genSweep {
    0%, 46%   { transform: translateX(-100%); }
    56%, 100% { transform: translateX(100%); }
}

.mock-output {
    background: #12151a;
    border: 1px solid #191c22;
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 10px;
    opacity: 0;
    animation: mockOut 5s var(--ease-out) infinite;
}
.mock-output:nth-child(2) { animation-delay: 0.35s; }
.mock-output:nth-child(3) { animation-delay: 0.7s; }
@keyframes mockOut {
    0%, 48%   { opacity: 0; transform: translateY(6px); }
    56%, 94%  { opacity: 1; transform: translateY(0); }
    100%      { opacity: 0; }
}
.mock-output-title {
    font-size: 12px;
    color: #d0d4dc;
    margin-bottom: 4px;
}
.mock-output-desc {
    font-size: 10.5px;
    color: #666c78;
    line-height: 1.55;
}
.mock-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 8px;
}
.mock-tag {
    font-size: 9.5px;
    padding: 3px 8px;
    background: rgba(77, 139, 245, 0.1);
    border: 1px solid rgba(77, 139, 245, 0.24);
    border-radius: 100px;
    color: #6ba0ff;
    letter-spacing: 0.04em;
}
.mock-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    background: rgba(63, 202, 125, 0.06);
    border: 1px solid rgba(63, 202, 125, 0.2);
    border-radius: 8px;
    font-size: 11px;
    color: #9096a0;
    margin-top: 10px;
}
.mock-price-val {
    font-size: 14px;
    color: #3fca7d;
    font-family: var(--font-mono);
}

/* --- Mockup 05: AIMaze — grid --- */
.mock-maze-wrap {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}
.mock-maze-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 10px 14px;
    background: #0c0e12;
    border: 1px solid #191c22;
    border-radius: 8px;
    font-size: 10px;
    color: #4a525c;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.mock-maze-live {
    color: #3fca7d;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.mock-maze-live::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #3fca7d;
    animation: liveBlink 1.4s ease-in-out infinite;
}

.mock-maze {
    position: relative;
    display: grid;
    grid-template-columns: repeat(9, 24px);
    grid-template-rows: repeat(9, 24px);
    gap: 1px;
    padding: 8px;
    background: #0c0e12;
    border: 1px solid #191c22;
    border-radius: 8px;
}
.mock-cell {
    background: #10131a;
    border-radius: 2px;
}
.mock-cell.wall {
    background: #1e222a;
}
.mock-cell.goal {
    background: rgba(63, 202, 125, 0.35);
    border: 1px solid rgba(63, 202, 125, 0.6);
    box-shadow: 0 0 12px rgba(63, 202, 125, 0.4);
    animation: goalPulse 1.6s ease-in-out infinite;
}
@keyframes goalPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.55; }
}

.mock-agent {
    position: absolute;
    top: 8px;
    left: 8px;
    width: 24px;
    height: 24px;
    background: #4d8bf5;
    border-radius: 4px;
    box-shadow: 0 0 14px rgba(77, 139, 245, 0.5);
    animation: mazeWalk 12s ease-in-out infinite;
}
/* Path across the grid: 8 columns (right), 8 rows (down) = 24px steps */
@keyframes mazeWalk {
    0%   { transform: translate(0, 0); }
    8%   { transform: translate(48px, 0); }
    16%  { transform: translate(96px, 0); }
    24%  { transform: translate(96px, 48px); }
    32%  { transform: translate(96px, 96px); }
    40%  { transform: translate(144px, 96px); }
    48%  { transform: translate(144px, 144px); }
    56%  { transform: translate(96px, 144px); }
    64%  { transform: translate(96px, 192px); }
    72%  { transform: translate(144px, 192px); }
    80%  { transform: translate(192px, 192px); }
    88%  { transform: translate(144px, 192px); }
    96%  { transform: translate(192px, 192px); }
    100% { transform: translate(192px, 192px); }
}

.mock-maze-stats {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    width: 100%;
}
.mock-maze-stat {
    padding: 10px 12px;
    background: #0c0e12;
    border: 1px solid #191c22;
    border-radius: 8px;
    text-align: center;
}
.mock-maze-stat-label {
    display: block;
    font-size: 9px;
    color: #4a525c;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 4px;
}
.mock-maze-stat-value {
    font-size: 13px;
    color: #d0d4dc;
    font-family: var(--font-mono);
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */
@media (max-width: 1000px) {
    :root { --pad: 32px; }

    .hero-grid { grid-template-columns: 1fr; gap: 56px; }
    .hero-panel { max-width: 520px; }
    .hero-scroll { display: none; }

    .about-grid { grid-template-columns: 1fr; gap: 56px; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .lab-grid { grid-template-columns: 1fr; }

    .work-row { grid-template-columns: 48px 1fr auto; gap: 20px; padding: 26px 0; }
    .work-meta { gap: 14px; }

    .modal-inner { padding: 32px 24px; }
    .modal-grid { grid-template-columns: 1fr; gap: 28px; }

    .mock-aaup,
    .mock-split,
    .mock-rls { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    :root { --pad: 20px; --nav-h: 60px; }

    .nav-links { display: none; }
    .nav-status { margin-left: auto; }

    .section { padding: 90px 0; }
    .section-hero { padding: 120px 0 80px; }
    .section-head {
        grid-template-columns: 44px 1fr;
        gap: 16px;
        margin-bottom: 48px;
    }
    .section-tag { display: none; }

    .hero-title { font-size: 44px; letter-spacing: -0.04em; }
    .hero-desc { font-size: 15px; }

    .work-row { grid-template-columns: 40px 1fr auto; gap: 14px; padding: 22px 0; }
    .work-name { font-size: 17px; }
    .work-brief { font-size: 13px; }
    .work-year { display: none; }

    .footer-inner { grid-template-columns: 1fr; gap: 16px; text-align: center; }
    .footer-left, .footer-right { justify-content: center; text-align: center; }

    .status-bar { padding: 6px 0; }
    .status-inner { gap: 16px; font-size: 10px; }
    .status-item:not(:first-child):not(:last-child) { display: none; }
    body { padding-bottom: 30px; }

    .modal-inner { padding: 28px 20px; border-radius: 12px; }
    .modal-title { font-size: 22px; }
    .modal-head { gap: 16px; }

    .lab-editor-body,
    .lab-output-body { font-size: 12px; }
}

/* ------------------------------------------------------------
   Reduced motion
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
}
/* ============================================================
   REVEAL — only hide when JS is active
   ============================================================ */

/* Default: visible. Only hidden when .js is present on <html>. */
.js .work-row:not(.revealed) {
    opacity: 0;
    transform: translateY(16px);
}
.js .lab-card:not(.revealed) {
    opacity: 0;
    transform: translateY(16px);
}

/* When revealed, animate in */
.work-row.revealed,
.lab-card.revealed {
    animation: revealUp 0.7s var(--ease-out) both;
}
@keyframes revealUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Remove the old (broken) transition approach */
.work-row,
.lab-card {
    transition:
        background var(--dur) var(--ease-out),
        padding var(--dur) var(--ease-out);
}
/* ─── Maze mockup — brighter walls, clean grid ─── */
.mock-maze {
    position: relative;
    display: grid;
    grid-template-columns: repeat(9, 24px);
    grid-template-rows: repeat(9, 24px);
    gap: 2px;
    padding: 14px;
    background: #050608;
    border: 1px solid #1a1d22;
    border-radius: 10px;
    box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.7);
}
.mock-cell {
    background: #0d1016;
    border-radius: 3px;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}
.mock-cell.wall {
    background: linear-gradient(180deg, #2a3240 0%, #1a2029 100%);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
}
.mock-cell.goal {
    background: radial-gradient(circle, rgba(63, 202, 125, 0.4) 0%, rgba(63, 202, 125, 0.08) 80%);
    box-shadow:
        inset 0 0 0 1.5px #3fca7d,
        0 0 20px rgba(63, 202, 125, 0.55);
    animation: goalPulse 1.8s ease-in-out infinite;
}
.mock-agent {
    position: absolute;
    top: 14px;
    left: 14px;
    width: 24px;
    height: 24px;
    background: linear-gradient(180deg, #7cb0ff 0%, #4d8bf5 100%);
    border-radius: 4px;
    box-shadow:
        0 0 20px rgba(77, 139, 245, 0.8),
        inset 0 0 0 1px rgba(255, 255, 255, 0.3);
    z-index: 3;
    animation: mazeWalk 14s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

/* Real path through the maze — 17 cells, cell+gap = 26px */
@keyframes mazeWalk {
    0%     { transform: translate(0, 0); }
    6.25%  { transform: translate(26px, 0); }
    12.5%  { transform: translate(52px, 0); }
    18.75% { transform: translate(52px, 26px); }
    25%    { transform: translate(52px, 52px); }
    31.25% { transform: translate(78px, 52px); }
    37.5%  { transform: translate(104px, 52px); }
    43.75% { transform: translate(130px, 52px); }
    50%    { transform: translate(156px, 52px); }
    56.25% { transform: translate(156px, 78px); }
    62.5%  { transform: translate(156px, 104px); }
    68.75% { transform: translate(156px, 130px); }
    75%    { transform: translate(156px, 156px); }
    81.25% { transform: translate(156px, 182px); }
    87.5%  { transform: translate(156px, 208px); }
    93.75% { transform: translate(182px, 208px); }
    100%   { transform: translate(208px, 208px); }
}
/* ─── Guaranteed visible — override everything ─── */
.lab-card,
.js .lab-card,
.js .lab-card:not(.revealed) {
    opacity: 1 !important;
    transform: none !important;
}
.work-row,
.js .work-row,
.js .work-row:not(.revealed) {
    opacity: 1 !important;
    transform: none !important;
}