/* ============================================================
   Sections — Hero, About, Timeline, Education, Work,
   Projects, Toolkit, GitHub, Languages, Contact, Footer
   ============================================================ */

.section { padding: 90px 0; }

/* ===== COSMIC BACKGROUND ===== */
.cosmic-bg {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.star {
    position: absolute;
    width: 2px; height: 2px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0;
    animation: starAppear 0.5s ease forwards, twinkle 4s infinite ease-in-out;
}
.nebula {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.05;
    animation: nebulaFloat 20s infinite ease-in-out;
}
.nebula-1 { width: 600px; height: 600px; background: var(--primary); top: -200px; right: -100px; }
.nebula-2 { width: 500px; height: 500px; background: var(--accent); bottom: -150px; left: -100px; animation-delay: -5s; }
.nebula-3 { width: 400px; height: 400px; background: var(--violet); top: 40%; left: 60%; animation-delay: -10s; opacity: 0.04; }
.grid-overlay {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(110, 164, 212, 0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(110, 164, 212, 0.018) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

/* ===== HERO ===== */
.hero {
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 140px 0 100px;
    position: relative;
}
.hero-content { max-width: 780px; }
.hero-avatar {
    width: 100px; height: 100px;
    margin: 0 auto 28px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.avatar-core {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 20px;
    color: #fff;
    box-shadow: 0 0 30px rgba(110, 164, 212, 0.45),
                inset 0 0 12px rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 3;
    font-family: var(--font-mono);
}
.orbit-ring {
    position: absolute;
    border: 1.5px solid rgba(158, 200, 232, 0.25);
    border-radius: 50%;
    animation: orbitSpin linear infinite;
}
.orbit-ring::before {
    content: '';
    position: absolute;
    width: 6px; height: 6px;
    border-radius: 50%;
}
.hero-avatar .orbit-ring:nth-child(1) {
    width: 100px; height: 100px;
    animation-duration: 20s;
    border-color: rgba(255, 42, 109, 0.35);
    box-shadow: 0 0 20px rgba(255, 42, 109, 0.15),
                inset 0 0 10px rgba(255, 42, 109, 0.05);
}
.hero-avatar .orbit-ring:nth-child(1)::before {
    top: -3px; left: 50%; transform: translateX(-50%);
    background: var(--orbit-red);
    box-shadow: 0 0 10px var(--orbit-red), 0 0 20px var(--orbit-red);
}
.hero-avatar .orbit-ring:nth-child(2) {
    width: 80px; height: 80px;
    animation-duration: 14s;
    border-color: rgba(5, 217, 232, 0.35);
    box-shadow: 0 0 20px rgba(5, 217, 232, 0.15),
                inset 0 0 10px rgba(5, 217, 232, 0.05);
}
.hero-avatar .orbit-ring:nth-child(2)::before {
    bottom: -3px; left: 50%; transform: translateX(-50%);
    background: var(--orbit-blue);
    box-shadow: 0 0 10px var(--orbit-blue), 0 0 20px var(--orbit-blue);
}
.hero-avatar .orbit-ring:nth-child(3) {
    width: 64px; height: 64px;
    animation-duration: 8s;
    border-color: rgba(212, 212, 216, 0.4);
    box-shadow: 0 0 20px rgba(212, 212, 216, 0.15),
                inset 0 0 10px rgba(212, 212, 216, 0.05);
}
.hero-avatar .orbit-ring:nth-child(3)::before {
    top: 50%; right: -3px; transform: translateY(-50%);
    background: var(--orbit-silver);
    box-shadow: 0 0 10px #fff, 0 0 20px rgba(255, 255, 255, 0.6);
}

.hero-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(110, 164, 212, 0.08);
    border: 1px solid rgba(110, 164, 212, 0.18);
    border-radius: var(--radius-full);
    font-size: 13px;
    color: var(--accent);
    margin-bottom: 16px;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.hero-channel {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.22);
    border-radius: var(--radius-full);
    font-size: 14px;
    color: var(--info);
    margin-bottom: 32px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition);
}
.hero-channel:hover {
    background: rgba(56, 189, 248, 0.16);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(56, 189, 248, 0.18);
}
.pulse-dot {
    width: 8px; height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}
.hero-channel .pulse-dot { background: var(--info); }

.hero h1 {
    font-size: clamp(2.5rem, 5.5vw, 4.2rem);
    font-weight: 900;
    line-height: 1.08;
    margin-bottom: 20px;
    letter-spacing: -1.5px;
    background: linear-gradient(135deg, #fff 0%, var(--primary-light) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-tagline {
    font-size: clamp(1.1rem, 2vw, 1.35rem);
    color: var(--text-muted);
    margin-bottom: 16px;
    font-weight: 400;
    line-height: 1.6;
}
.hero-desc {
    font-size: 1rem;
    color: var(--text-dim);
    margin-bottom: 40px;
    max-width: 560px;
    margin-inline: auto;
    line-height: 1.7;
}
.hero-cta {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Quick stats */
.quick-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    margin-top: 60px;
    flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-bright);
    line-height: 1;
    margin-bottom: 6px;
    font-family: var(--font-mono);
}
.stat-label {
    font-size: 12px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 600;
}

/* ===== ABOUT ===== */
.about-content { max-width: 680px; margin: 0 auto; text-align: center; }
.about-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.9;
    margin-bottom: 24px;
}
.about-quote {
    font-style: italic;
    color: var(--text-dim);
    font-size: 1rem;
    border-left: 2px solid var(--primary);
    padding-left: 20px;
    text-align: left;
    display: inline-block;
}

/* ===== TIMELINE — Minimal Cosmic Roadmap ===== */
.timeline {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    padding: 16px 0;
}

/* The road — thin neon line down the center */
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 20px;
    bottom: 20px;
    width: 2px;
    transform: translateX(-50%);
    background: linear-gradient(to bottom,
        transparent 0%,
        rgba(110, 164, 212, 0.5) 8%,
        rgba(158, 200, 232, 0.6) 50%,
        rgba(167, 139, 250, 0.5) 92%,
        transparent 100%);
    border-radius: 2px;
}

.timeline-item {
    display: grid;
    grid-template-columns: 1fr 40px 1fr;
    align-items: center;
    margin-bottom: 28px;
    position: relative;
    min-height: 44px;
}
.timeline-item:last-child { margin-bottom: 0; }

/* Small neon planet — sits on the road */
.timeline-node {
    grid-column: 2;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    justify-self: center;
    position: relative;
}
.timeline-orb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--planet, var(--primary));
    box-shadow:
        0 0 8px var(--planet, var(--primary)),
        0 0 18px var(--planet-glow, rgba(110, 164, 212, 0.6)),
        0 0 30px var(--planet-glow, rgba(110, 164, 212, 0.3));
    transition: transform 0.4s var(--ease-spring), box-shadow 0.4s var(--ease-out);
    position: relative;
}
/* Subtle outer halo ring */
.timeline-ring {
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    border: 1px solid var(--planet, var(--primary));
    opacity: 0.3;
    pointer-events: none;
}

/* Planet glows brighter when scrolled into view */
.timeline-item.visible .timeline-orb {
    transform: scale(1.25);
    box-shadow:
        0 0 12px var(--planet, var(--primary)),
        0 0 26px var(--planet-glow, rgba(110, 164, 212, 0.8)),
        0 0 44px var(--planet-glow, rgba(110, 164, 212, 0.4));
}

/* Cards — minimal, snug beside the planets */
.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    transition: border-color var(--transition), transform var(--transition);
    position: relative;
}
.timeline-item:nth-child(odd) .timeline-card {
    grid-column: 1;
    text-align: end;
    margin-inline-end: 4px;
}
.timeline-item:nth-child(even) .timeline-card {
    grid-column: 3;
    text-align: start;
    margin-inline-start: 4px;
}
.timeline-card:hover {
    border-color: var(--planet, var(--border-hover));
    transform: translateY(-1px);
}
.timeline-title {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 3px;
    line-height: 1.35;
}
.timeline-desc {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.55;
}
.timeline-date {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--planet, var(--primary));
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 4px;
    display: block;
}

/* Roadmap (future) — special destination */
.timeline-future .timeline-orb {
    background: var(--violet);
    box-shadow:
        0 0 10px var(--violet),
        0 0 22px rgba(167, 139, 250, 0.7),
        0 0 36px rgba(167, 139, 250, 0.35);
    animation: futurePulse 2.5s ease-in-out infinite;
}
@keyframes futurePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}
.timeline-future .timeline-ring {
    border-color: var(--violet);
    opacity: 0.4;
    border-style: dashed;
}
.timeline-future .timeline-date { color: var(--violet-light); }
.timeline-future .timeline-title { color: var(--violet-light); }
.timeline-future .timeline-card {
    border-color: rgba(167, 139, 250, 0.22);
}

/* Per-phase neon colors — cohesive with the site palette */
.timeline-item:nth-child(1) {
    --planet: #6BA4D4;
    --planet-glow: rgba(110, 164, 212, 0.65);
}
.timeline-item:nth-child(2) {
    --planet: #38bdf8;
    --planet-glow: rgba(56, 189, 248, 0.6);
}
.timeline-item:nth-child(3) {
    --planet: #4ade80;
    --planet-glow: rgba(74, 222, 128, 0.55);
}
.timeline-item:nth-child(4) {
    --planet: #fbbf24;
    --planet-glow: rgba(251, 191, 36, 0.6);
}

/* Mobile — single column with road on the start edge */
@media (max-width: 720px) {
    .timeline::before {
        left: 20px;
        transform: translateX(0);
    }
    .timeline-item {
        grid-template-columns: 40px 1fr;
        gap: 14px;
        align-items: flex-start;
    }
    .timeline-node {
        grid-column: 1;
        justify-self: start;
    }
    .timeline-item:nth-child(odd) .timeline-card,
    .timeline-item:nth-child(even) .timeline-card {
        grid-column: 2;
        text-align: start;
        margin-inline-start: 0;
        margin-inline-end: 0;
    }
}

/* ===== EDUCATION ===== */
.edu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 20px;
}
.edu-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 28px;
    transition: all var(--transition-slow);
}
.edu-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}
.edu-date {
    font-size: 12px;
    color: var(--primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}
.edu-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 8px;
    line-height: 1.4;
}
.edu-school { font-size: 14px; color: var(--text-muted); margin-bottom: 12px; }
.edu-detail { font-size: 14px; color: var(--text-dim); line-height: 1.7; }

/* ===== WORK HISTORY ===== */
.work-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    max-width: 720px;
    margin: 0 auto;
    transition: all var(--transition-slow);
}
.work-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}
.work-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 8px;
}
.work-title { font-size: 1.2rem; font-weight: 700; color: var(--text-bright); }
.work-meta { font-size: 13px; color: var(--text-dim); font-weight: 500; }
.work-desc { color: var(--text-muted); font-size: 15px; line-height: 1.8; margin-bottom: 16px; }
.work-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.work-tag {
    padding: 5px 12px;
    background: rgba(110, 164, 212, 0.08);
    border: 1px solid rgba(110, 164, 212, 0.18);
    border-radius: var(--radius-sm);
    font-size: 12px;
    color: var(--accent);
    font-weight: 600;
}

/* ===== PROJECTS ===== */
.project-featured { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 768px) { .project-featured { grid-template-columns: repeat(2, 1fr); } }

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 32px;
    transition: all var(--transition-slow);
    position: relative;
    overflow: hidden;
}
.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.project-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}
.project-card:hover::before { opacity: 1; }
.project-badge { margin-bottom: 16px; }
.project-icon {
    width: 48px; height: 48px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
    transition: all var(--transition);
}
.project-card:hover .project-icon {
    border-color: var(--border-hover);
    box-shadow: 0 0 20px var(--star-glow);
}
.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-bright);
    margin-bottom: 10px;
    line-height: 1.3;
}
.project-desc {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 16px;
}
.project-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}
.project-links { display: flex; gap: 10px; flex-wrap: wrap; }
.project-link {
    padding: 8px 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.project-link:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-1px);
}

.projects-compact {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
    margin-top: 20px;
}
.project-compact {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all var(--transition);
}
.project-compact:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
}
.project-compact .project-title { font-size: 1.05rem; margin-bottom: 8px; }
.project-compact .project-desc { font-size: 13px; margin-bottom: 12px; }
.project-compact .project-stack { margin-bottom: 12px; }
.project-compact .project-link { padding: 6px 12px; font-size: 12px; }

/* WIP badge for in-progress projects */
.badge-in-progress {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 9px;
    font-weight: 700;
    color: var(--violet-light);
    background: rgba(167, 139, 250, 0.15);
    border: 1px solid rgba(167, 139, 250, 0.35);
    border-radius: var(--radius-full);
    padding: 2px 8px;
    letter-spacing: 1px;
    text-transform: uppercase;
    vertical-align: middle;
    margin-inline-start: 4px;
}

/* More Projects card — special CTA style */
.project-more-card {
    border-color: rgba(167, 139, 250, 0.25);
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.06), rgba(110, 164, 212, 0.03));
}
.project-more-card:hover {
    border-color: rgba(167, 139, 250, 0.5);
    box-shadow: 0 0 30px rgba(167, 139, 250, 0.15);
}
.project-link-more {
    background: linear-gradient(135deg, var(--violet), #7c3aed) !important;
    color: #fff !important;
    border-color: transparent !important;
}
.project-link-more:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(167, 139, 250, 0.4);
}

/* ===== TOOLKIT — original 12-column bento grid ===== */
.toolkit-header { text-align: center; margin-bottom: 56px; }
.toolkit-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
    max-width: 1080px;
    margin: 0 auto;
}
.tk-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: all 0.35s var(--ease-out);
    position: relative;
    overflow: hidden;
}
.tk-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.tk-card:hover::before { opacity: 0.5; }
.tk-card:hover {
    box-shadow: 0 0 40px rgba(110, 164, 212, 0.2);
    border-color: rgba(110, 164, 212, 0.5);
    z-index: 2;
}

/* Spans that fill the 12-col grid:
   Row 1: AI(7) + Engineering(5)
   Row 2: AI cont.(7) + Cloud(5)
   Row 3: Hardware(6) + Workflow(6)
   Row 4: Also Worked With (12) full width */
.tk-ai { grid-column: span 7; grid-row: span 2; }
.tk-span-5 { grid-column: span 5; }
.tk-span-6 { grid-column: span 6; }
.tk-span-12 { grid-column: span 12; }

.tk-more {
    border-color: rgba(167, 139, 250, 0.25);
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.06), rgba(110, 164, 212, 0.04));
}
.tk-more .tk-icon { color: var(--violet); }
.tk-more .tk-title {
    background: linear-gradient(135deg, var(--violet-light), var(--violet));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.tk-more .tk-tag {
    background: rgba(167, 139, 250, 0.08);
    border-color: rgba(196, 181, 253, 0.25);
    color: var(--violet-light);
}
.tk-more:hover {
    border-color: rgba(167, 139, 250, 0.5);
    box-shadow: 0 0 50px rgba(167, 139, 250, 0.15);
}
.tk-more:hover .tk-tag {
    border-color: rgba(196, 181, 253, 0.45);
    color: var(--violet-light);
    background: rgba(167, 139, 250, 0.14);
}

.tk-icon { width: 28px; height: 28px; color: var(--accent); margin-bottom: 14px; flex-shrink: 0; }
.tk-icon svg { width: 100%; height: 100%; stroke-width: 1.5; }
.tk-title { font-size: 1.15rem; font-weight: 700; color: var(--text-bright); margin-bottom: 10px; letter-spacing: -0.3px; }
.tk-narrative { font-size: 14px; color: var(--text-muted); line-height: 1.7; margin-bottom: 20px; }
.tk-stack-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-dim);
    margin-bottom: 12px;
    font-family: var(--font-mono);
}
.tk-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tk-card:hover .tk-tag {
    border-color: rgba(110, 164, 212, 0.4);
    color: var(--primary);
    background: rgba(110, 164, 212, 0.12);
    box-shadow: inset 0 0 16px rgba(158, 200, 232, 0.1), 0 0 20px rgba(110, 164, 212, 0.15);
}

/* ===== GITHUB ===== */
.github-section { text-align: center; }
.github-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    max-width: 600px;
    margin: 0 auto;
    transition: all var(--transition-slow);
}
.github-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
}
.github-icon { font-size: 48px; margin-bottom: 16px; }
.github-title { font-size: 1.3rem; font-weight: 700; color: var(--text-bright); margin-bottom: 8px; }
.github-desc { color: var(--text-muted); font-size: 15px; margin-bottom: 24px; line-height: 1.7; }
.github-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    background: var(--bg-elevated);
    border: 1.5px solid var(--border-strong);
    border-radius: var(--radius-md);
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition);
}
.github-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(110, 164, 212, 0.3);
}

/* ===== LANGUAGES ===== */
.languages-row { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.lang-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 18px 28px;
    transition: all var(--transition);
    min-width: 220px;
}
.lang-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-2px);
}
.lang-emoji { font-size: 32px; }
.lang-info { text-align: left; }
.lang-name { font-weight: 700; font-size: 15px; color: var(--text-bright); }
.lang-level { font-size: 13px; color: var(--text-dim); margin-top: 2px; }
.lang-card-small { min-width: 180px; padding: 14px 20px; }
.lang-card-small .lang-emoji { font-size: 24px; }
.lang-card-small .lang-name { font-size: 13px; }
.lang-card-small .lang-level { font-size: 11px; }

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    max-width: 800px;
    margin: 0 auto;
}
.contact-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    transition: all 0.35s var(--ease-out);
    text-decoration: none;
    color: var(--text);
}
.contact-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px var(--glow);
}
.contact-emoji { font-size: 28px; margin-bottom: 10px; transition: transform var(--transition); }
.contact-item:hover .contact-emoji { transform: scale(1.15); }
.contact-label {
    font-size: 12px;
    color: var(--text-dim);
    margin-bottom: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.contact-value { font-size: 14px; font-weight: 700; word-break: break-word; }

/* ===== FOOTER (sticky bottom) ===== */
.footer {
    padding: 50px 0 30px;
    text-align: center;
    border-top: 1px solid var(--border);
    margin-top: 60px;
    position: relative;
    flex-shrink: 0;
}
.footer::before {
    content: '';
    position: absolute;
    top: -120px; left: 0; right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--bg), transparent);
    pointer-events: none;
}
.footer-glow {
    position: absolute;
    top: -60px; left: 50%;
    transform: translateX(-50%);
    width: 300px; height: 60px;
    background: radial-gradient(ellipse at center, rgba(110, 164, 212, 0.15), transparent 70%);
    pointer-events: none;
}
.footer-text { color: var(--text-dim); font-size: 14px; margin-bottom: 16px; }
.footer-links { display: flex; justify-content: center; gap: 24px; flex-wrap: wrap; }
.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: color var(--transition);
}
.footer-link:hover { color: var(--accent); }
.footer-version {
    color: var(--text-dim);
    font-size: 11px;
    margin-top: 16px;
    font-family: var(--font-mono);
    opacity: 0.6;
}

/* ===== SCROLL REVEAL (no-JS fallback handled in responsive.css) ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: all 0.7s var(--ease-out); }
.reveal.visible { opacity: 1; transform: translateY(0); }