/* ===== Self-hosted Fonts ===== */
@font-face {
    font-family: 'Inter';
    src: url('fonts/Inter-Variable.woff2') format('woff2');
    font-weight: 100 900;
    font-display: swap;
    font-style: normal;
}

@font-face {
    font-family: 'JetBrains Mono';
    src: url('fonts/JetBrainsMono-Variable.woff2') format('woff2');
    font-weight: 100 800;
    font-display: swap;
    font-style: normal;
}

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

:root {
    --bg: #f5f5f7;
    --card: rgba(255, 255, 255, 0.92);
    --card-border: rgba(255, 255, 255, 0.6);
    --text: #1d1d1f;
    --text-2: #6e6e73;
    --text-3: #86868b;
    --accent: #06b6d4;
    --accent-2: #6366f1;
    --accent-rgb: 6, 182, 212;
    --accent-2-rgb: 99, 102, 241;
    --accent-glow: rgba(6, 182, 212, 0.15);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --mono: 'JetBrains Mono', 'Fira Code', monospace;
    --radius: 20px;
    --radius-sm: 12px;
    --nav-h: 64px;
}

/* ===== Shared Tag / Chip ===== */
.project-tech span,
.exp-tags span,
.blog-post-tags span,
.article-tags span {
    padding: 3px 10px;
    background: rgba(var(--accent-rgb), 0.08);
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
}

/* ===== Gradient Text ===== */
.blog-header h1 {
    background: linear-gradient(135deg, var(--text) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-name {
    background: linear-gradient(135deg, var(--accent), var(--accent-2), #a855f7, var(--accent));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: heroGradient 6s ease infinite;
}

@keyframes heroGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ===== Background Blobs ===== */
.bg-blobs {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    opacity: 0.5;
    will-change: transform;
    animation: blobFloat 20s ease-in-out infinite;
}

.blob-1 {
    width: 600px; height: 600px;
    background: radial-gradient(circle, #a5f3fc 0%, rgba(6, 182, 212, 0.4) 40%, transparent 70%);
    top: -200px; left: -100px;
    animation-delay: 0s;
}

.blob-2 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #67e8f9 0%, rgba(34, 211, 238, 0.35) 40%, transparent 70%);
    top: 40%; right: -150px;
    animation-delay: -7s;
}

.blob-3 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, #a5b4fc 0%, rgba(99, 102, 241, 0.4) 40%, transparent 70%);
    bottom: -100px; left: 30%;
    animation-delay: -14s;
}

@keyframes blobFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(50px, -60px) scale(1.05); }
    50% { transform: translate(-30px, 40px) scale(0.95); }
    75% { transform: translate(40px, 20px) scale(1.02); }
}

@media (prefers-reduced-motion: reduce) {
    .blob,
    .orbit-ring,
    .orbit-tag,
    .status-dot,
    .ai-pulse,
    .ai-cursor,
    .hero-name { animation: none; }
}

/* ===== Nav ===== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    background: rgba(245, 245, 247, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    z-index: 100;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--mono);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
}

.logo-bracket { color: var(--accent); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 28px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-2);
    font-size: 0.88rem;
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s;
}

.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    display: block;
    width: 22px; height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s;
}

/* ===== Bento Grid ===== */
.bento-wrapper {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: calc(var(--nav-h) + 24px) 24px 24px;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

/* ===== Card Base ===== */
.card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 28px;
    overflow: hidden;
    /* Scroll-triggered card reveal */
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

.card.card-visible {
    opacity: 1;
    transform: translateY(0);
}

.card.card-visible:hover {
    border-color: rgba(var(--accent-rgb), 0.25);
    box-shadow:
        0 20px 60px rgba(0,0,0,0.06),
        0 0 0 1px rgba(var(--accent-rgb), 0.15),
        0 0 30px -5px rgba(var(--accent-rgb), 0.12),
        0 0 60px -10px rgba(var(--accent-2-rgb), 0.08);
}

/* Card glow on hover */
.card-glow {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
    background: radial-gradient(600px circle at var(--glow-x, 50%) var(--glow-y, 50%),
        rgba(var(--accent-rgb), 0.1), rgba(var(--accent-2-rgb), 0.04) 40%, transparent 60%);
}

.card:hover .card-glow { opacity: 1; }

.card-title {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
    color: var(--text);
}

/* ===== Hero Card ===== */
.card-hero {
    grid-column: span 2;
    padding: 40px 36px;
}

.hero-inner {
    display: flex;
    align-items: center;
    gap: 36px;
}

.hero-text {
    flex: 1;
    min-width: 0;
}

.hero-headshot {
    flex-shrink: 0;
}

.hero-headshot img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(var(--accent-rgb), 0.15);
    box-shadow: 0 8px 32px rgba(var(--accent-rgb), 0.12);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-headshot img:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(var(--accent-rgb), 0.2);
}

@media (max-width: 640px) {
    .hero-inner {
        flex-direction: column-reverse;
        text-align: center;
    }

    .hero-headshot img {
        width: 120px;
        height: 120px;
    }

    .hero-actions {
        justify-content: center;
    }
}

.hero-greeting {
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 8px;
}

.hero-name {
    font-size: clamp(2.2rem, 5vw, 3.2rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    margin-bottom: 6px;
}

.hero-title {
    font-size: 1.1rem;
    color: var(--text-2);
    font-weight: 400;
    margin-bottom: 16px;
}

.hero-desc {
    font-size: 0.95rem;
    color: var(--text-3);
    max-width: 520px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.25s;
    cursor: pointer;
    border: none;
    font-family: var(--font);
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.3);
}

.btn-primary:hover {
    box-shadow: 0 8px 24px rgba(var(--accent-rgb), 0.4);
}

.btn-ghost {
    background: rgba(0,0,0,0.04);
    color: var(--text);
    border: 1px solid rgba(0,0,0,0.08);
}

.btn-ghost:hover {
    background: rgba(0,0,0,0.08);
}

/* ===== Stats Card ===== */
.card-stats {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-number::after { content: '+'; }

.stat-label {
    font-size: 0.78rem;
    color: var(--text-3);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 2px;
    display: block;
}

/* ===== Project Cards ===== */
.card-project-featured {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(236,254,255,0.92));
    border-color: rgba(var(--accent-rgb), 0.12);
}

.card-project-featured .card-glow {
    background: radial-gradient(600px circle at var(--glow-x, 50%) var(--glow-y, 50%),
        rgba(var(--accent-rgb), 0.12), transparent 40%);
}

.project-badge {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: rgba(var(--accent-rgb), 0.08);
    padding: 4px 10px;
    border-radius: 6px;
    margin-bottom: 16px;
}

.project-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.project-icon {
    width: 52px; height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    flex-shrink: 0;
}

.project-icon-steamforge {
    background: #1a2332;
}

.project-icon-steamforge img {
    border-radius: 0;
    object-fit: contain;
}

.project-name {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.project-tagline {
    font-size: 0.82rem;
    color: var(--text-3);
    margin-top: 1px;
}

.project-screenshot {
    width: 100%;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
}

.project-desc {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.6;
    margin-bottom: 16px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 18px;
}

.project-links {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--text-2);
    background: rgba(0,0,0,0.04);
    border: 1px solid rgba(0,0,0,0.06);
    transition: all 0.25s;
}

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

.project-link-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}

.project-link-primary:hover {
    background: var(--accent-2);
    border-color: var(--accent-2);
    color: #fff;
    box-shadow: 0 4px 16px rgba(var(--accent-2-rgb), 0.3);
}

.project-link-primary svg {
    stroke: #fff;
}

/* ===== ratkill.gg Card ===== */
.card-ratkill {
    background: linear-gradient(145deg, #080533 0%, #0d0a3a 60%, #120e40 100%);
    border-color: rgba(72, 224, 171, 0.15);
    color: #e2e8f0;
    display: flex;
    flex-direction: column;
    padding: 0;
}

.card-ratkill .card-glow {
    background: radial-gradient(600px circle at var(--glow-x, 50%) var(--glow-y, 50%),
        rgba(72, 224, 171, 0.12), transparent 40%);
    z-index: 3;
}

.ratkill-bg-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.15;
}

.ratkill-bg-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(145deg, rgba(8, 5, 51, 0.8) 0%, rgba(13, 10, 58, 0.7) 60%, rgba(18, 14, 64, 0.8) 100%);
}

.ratkill-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 28px;
}

@media (prefers-reduced-motion: reduce) {
    .ratkill-bg-video {
        display: none;
    }
}

.ratkill-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.ratkill-mascot {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    object-fit: cover;
    flex-shrink: 0;
}

.ratkill-name {
    font-size: 1.2rem;
    font-weight: 700;
    font-family: var(--mono);
    color: #48e0ab;
    letter-spacing: -0.02em;
}

.ratkill-subtitle {
    font-size: 0.78rem;
    color: #8888a0;
    font-weight: 500;
    margin-top: 1px;
}

.ratkill-projects {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 18px;
    flex: 1;
}

.ratkill-project-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    transition: background 0.2s, border-color 0.2s;
}

.ratkill-project-item:hover {
    background: rgba(72, 224, 171, 0.06);
    border-color: rgba(72, 224, 171, 0.15);
}

.ratkill-project-item svg {
    flex-shrink: 0;
}

.ratkill-project-item div {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.ratkill-project-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #e2e8f0;
}

.ratkill-project-desc {
    font-size: 0.72rem;
    color: #8888a0;
}

.ratkill-badge-soon {
    margin-left: auto;
    padding: 2px 8px;
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #080533;
    background: #FABD15;
    border-radius: 4px;
    flex-shrink: 0;
}

.ratkill-link-primary {
    background: #48e0ab;
    color: #080533;
    border-color: #48e0ab;
    font-weight: 700;
}

.ratkill-link-primary:hover {
    background: #5ff4c0;
    border-color: #5ff4c0;
    color: #080533;
    box-shadow: 0 4px 16px rgba(72, 224, 171, 0.35);
}

.ratkill-link-primary svg {
    stroke: #080533;
}

.card-ratkill.card-visible:hover {
    box-shadow: 0 20px 60px rgba(72, 224, 171, 0.1), 0 0 0 1px rgba(72, 224, 171, 0.2);
}

/* ===== Status Card ===== */
.card-status {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
    animation: statusPulse 2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes statusPulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2); }
    50% { box-shadow: 0 0 0 6px rgba(34, 197, 94, 0.1); }
}

.status-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: #22c55e;
}

.status-focus {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.status-label {
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.status-value {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
}

/* ===== AI Card ===== */
.card-ai {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 27, 75, 0.95));
    border-color: rgba(var(--accent-2-rgb), 0.2);
    color: #e2e8f0;
}

.card-ai .card-glow {
    background: radial-gradient(600px circle at var(--glow-x, 50%) var(--glow-y, 50%),
        rgba(var(--accent-2-rgb), 0.15), transparent 40%);
}

.ai-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.ai-icon {
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #a78bfa;
}

.ai-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: rgba(167, 139, 250, 0.15);
    animation: aiPulse 3s ease-in-out infinite;
}

@keyframes aiPulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.3); opacity: 0; }
}

.card-ai .card-title {
    color: #e2e8f0;
    margin-bottom: 0;
}

.ai-stream {
    font-family: var(--mono);
    font-size: 0.82rem;
    line-height: 1.7;
    color: #94a3b8;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    min-height: 48px;
}

.ai-line {
    display: flex;
    align-items: center;
}

.ai-prompt {
    color: #a78bfa;
    font-weight: 700;
    margin-right: 8px;
    flex-shrink: 0;
}

.ai-typed {
    color: #e2e8f0;
}

.ai-cursor {
    color: #a78bfa;
    animation: aiCursorBlink 1s step-end infinite;
    margin-left: 1px;
}

@keyframes aiCursorBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.ai-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.ai-tools span {
    padding: 4px 10px;
    background: rgba(167, 139, 250, 0.12);
    color: #a78bfa;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
    border: 1px solid rgba(167, 139, 250, 0.15);
}

/* ===== Experience Cards ===== */
.card-exp {
    cursor: default;
}

.exp-duration {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 8px;
    letter-spacing: 0.02em;
}

.exp-role {
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 2px;
}

.exp-company {
    font-size: 0.85rem;
    color: var(--text-3);
    margin-bottom: 6px;
}

.exp-impact {
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 14px;
    line-height: 1.4;
}

.exp-bar {
    height: 4px;
    background: rgba(0,0,0,0.06);
    border-radius: 4px;
    margin-bottom: 14px;
    overflow: hidden;
}

.exp-bar-fill {
    height: 100%;
    width: 0;
    border-radius: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    transition: width 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.exp-bar-fill.animate {
    width: var(--fill);
}

.exp-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

/* ===== Brands Card ===== */
.brands-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.brand-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 12px 14px;
    background: rgba(0,0,0,0.02);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(0,0,0,0.04);
    transition: border-color 0.2s;
}

.brand-item:hover {
    border-color: rgba(var(--accent-rgb), 0.2);
}

.brand-name {
    font-size: 0.92rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
}

.brand-desc {
    font-size: 0.72rem;
    color: var(--text-3);
    line-height: 1.3;
}

[data-theme="dark"] .brand-item {
    background: rgba(255,255,255,0.03);
    border-color: rgba(255,255,255,0.06);
}

[data-theme="dark"] .brand-item:hover {
    border-color: rgba(var(--accent-rgb), 0.25);
}

/* ===== Timeline Card ===== */
.card-timeline {
    grid-column: span 2;
}

.timeline {
    position: relative;
    padding-left: 24px;
    list-style: none;
    mask-image: linear-gradient(to bottom, #000 0%, #000 70%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 70%, transparent 100%);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 5px; top: 6px; bottom: 6px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-2), rgba(0,0,0,0.06));
    border-radius: 2px;
}

.tl-item {
    position: relative;
    margin-bottom: 20px;
}

.tl-item:last-child { margin-bottom: 0; }

.tl-dot {
    position: absolute;
    left: -24px; top: 6px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--bg);
    border: 2.5px solid var(--accent);
}

.tl-dot-active {
    background: var(--accent);
    box-shadow: 0 0 0 4px var(--accent-glow);
}

.tl-content {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.5;
}

.tl-date {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--text-3);
    margin-bottom: 2px;
}

.tl-content strong {
    color: var(--text);
    font-weight: 600;
}

.tl-content p {
    margin-top: 4px;
    font-size: 0.82rem;
    color: var(--text-3);
    line-height: 1.5;
}

.tl-concurrent {
    font-family: var(--font);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ===== Skills Card ===== */
.skills-orbit {
    position: relative;
    width: 180px; height: 180px;
    margin: 0 auto 20px;
}

.orbit-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 64px; height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    text-align: center;
    line-height: 1.2;
    z-index: 2;
}

.orbit-ring {
    position: absolute;
    top: 50%; left: 50%;
    border: 1px dashed rgba(var(--accent-rgb), 0.15);
    border-radius: 50%;
    animation: orbitSpin var(--speed) linear infinite;
    transform-origin: center center;
    will-change: transform;
}

.orbit-tag {
    position: absolute;
    padding: 3px 8px;
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
    font-size: 0.65rem;
    font-weight: 600;
    border-radius: 6px;
    white-space: nowrap;
    animation: counterSpin var(--speed) linear infinite;
    will-change: transform;
}

@keyframes orbitSpin { to { transform: rotate(360deg); } }
@keyframes counterSpin { to { transform: rotate(-360deg); } }

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.skill-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.skill-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.skill-items span {
    padding: 3px 8px;
    font-size: 0.72rem;
    font-weight: 500;
    border-radius: 6px;
    background: rgba(0,0,0,0.04);
    color: var(--text-2);
    transition: all 0.2s;
}

.skill-items span:hover {
    background: var(--accent);
    color: #fff;
}

.skill-row-secondary .skill-items span {
    opacity: 0.55;
}

.skill-row-secondary .skill-items span:hover {
    opacity: 1;
}

/* ===== Contact Card ===== */
.card-contact {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-desc {
    font-size: 0.88rem;
    color: var(--text-3);
    margin-bottom: 20px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    background: rgba(0,0,0,0.03);
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.25s;
}

.contact-btn:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    transform: translateX(4px);
    box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.3);
}

.contact-btn:hover svg { color: #fff; fill: #fff; stroke: #fff; }

.contact-email {
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.06), rgba(var(--accent-2-rgb), 0.06));
    border-color: rgba(var(--accent-rgb), 0.12);
}

.contact-footer {
    margin-top: auto;
    padding-top: 20px;
    text-align: center;
    color: var(--text-3);
    font-size: 0.75rem;
}

/* ===== Mobile ===== */
@media (max-width: 900px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .card-hero { grid-column: span 2; }
    .card-project-featured { grid-column: span 2; }
    .card-ai { grid-column: span 2; }
    .card-timeline { grid-column: span 2; }
    .card-skills { grid-column: span 1; }
    .card-contact { grid-column: span 1; }
}

@media (max-width: 640px) {
    .bento-grid {
        grid-template-columns: 1fr;
    }

    .card-hero,
    .card-project-featured,
    .card-ai,
    .card-timeline,
    .card-skills,
    .card-contact {
        grid-column: span 1;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: var(--nav-h);
        left: 0; right: 0;
        background: rgba(245, 245, 247, 0.98);
        flex-direction: column;
        padding: 12px 24px 16px;
        border-bottom: 1px solid rgba(0,0,0,0.06);
    }

    .nav-links.open { display: flex; }

    .nav-links li a {
        display: block;
        padding: 10px 0;
    }

    .nav-toggle { display: flex; }

    .nav-toggle.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .nav-toggle.open span:nth-child(2) { opacity: 0; }
    .nav-toggle.open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-name { font-size: 2rem; }
    .skills-orbit { width: 150px; height: 150px; }

    [data-theme="dark"] .nav-links {
        background: rgba(15, 23, 42, 0.95);
    }
}

/* ===== Theme Toggle ===== */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid rgba(0,0,0,0.08);
    background: rgba(0,0,0,0.04);
    cursor: pointer;
    transition: all 0.25s;
    margin-left: 8px;
}

.theme-toggle:hover {
    background: var(--accent);
    border-color: var(--accent);
}

.theme-toggle:hover .theme-icon { stroke: #fff; }

.theme-icon {
    transition: opacity 0.2s, transform 0.3s;
    stroke: var(--text);
}

/* Light mode: show sun, hide moon */
.theme-icon.moon { display: none; }
.theme-icon.sun { display: block; }

/* Dark mode: show moon, hide sun */
[data-theme="dark"] .theme-icon.moon { display: block; }
[data-theme="dark"] .theme-icon.sun { display: none; }

/* ===== Dark Mode ===== */
[data-theme="dark"] {
    --bg: #0f172a;
    --card: rgba(30, 41, 59, 0.92);
    --card-border: rgba(51, 65, 85, 0.6);
    --text: #e2e8f0;
    --text-2: #94a3b8;
    --text-3: #64748b;
    --accent: #22d3ee;
    --accent-2: #818cf8;
    --accent-rgb: 34, 211, 238;
    --accent-2-rgb: 129, 140, 248;
    --accent-glow: rgba(34, 211, 238, 0.25);
}

[data-theme="dark"] .nav {
    background: rgba(15, 23, 42, 0.85);
    border-bottom-color: rgba(255,255,255,0.06);
}

[data-theme="dark"] .blob-1 {
    background: radial-gradient(circle, #164e63 0%, rgba(6, 182, 212, 0.25) 40%, transparent 70%);
    opacity: 0.3;
}

[data-theme="dark"] .blob-2 {
    background: radial-gradient(circle, #155e75 0%, rgba(34, 211, 238, 0.2) 40%, transparent 70%);
    opacity: 0.3;
}

[data-theme="dark"] .blob-3 {
    background: radial-gradient(circle, #312e81 0%, rgba(99, 102, 241, 0.25) 40%, transparent 70%);
    opacity: 0.3;
}

[data-theme="dark"] .btn-ghost {
    background: rgba(255,255,255,0.06);
    color: var(--text);
    border-color: rgba(255,255,255,0.1);
}

[data-theme="dark"] .btn-ghost:hover {
    background: rgba(255,255,255,0.12);
}

[data-theme="dark"] .card-project-featured {
    background: linear-gradient(135deg, rgba(30, 41, 59, 0.95), rgba(22, 78, 99, 0.4));
    border-color: rgba(var(--accent-rgb), 0.2);
}

[data-theme="dark"] .project-link {
    color: var(--text-2);
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.08);
}

[data-theme="dark"] .project-link:hover {
    color: var(--accent);
    border-color: var(--accent);
}

[data-theme="dark"] .exp-bar {
    background: rgba(255,255,255,0.08);
}

[data-theme="dark"] .skill-items span {
    background: rgba(255,255,255,0.06);
    color: var(--text-2);
}

[data-theme="dark"] .skill-items span:hover {
    background: var(--accent);
    color: #fff;
}

[data-theme="dark"] .contact-btn {
    background: rgba(255,255,255,0.04);
    border-color: rgba(255,255,255,0.08);
    color: var(--text);
}

[data-theme="dark"] .contact-email {
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.1), rgba(var(--accent-2-rgb), 0.1));
    border-color: rgba(var(--accent-rgb), 0.2);
}

[data-theme="dark"] .tl-dot {
    background: var(--bg);
}

[data-theme="dark"] .timeline::before {
    background: linear-gradient(to bottom, var(--accent), var(--accent-2), rgba(255,255,255,0.08));
}

[data-theme="dark"] .card.card-visible:hover {
    border-color: rgba(var(--accent-rgb), 0.2);
    box-shadow:
        0 20px 60px rgba(0,0,0,0.3),
        0 0 0 1px rgba(var(--accent-rgb), 0.1),
        0 0 30px -5px rgba(var(--accent-rgb), 0.15),
        0 0 60px -10px rgba(var(--accent-2-rgb), 0.1);
}

[data-theme="dark"] .theme-toggle {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.1);
}

[data-theme="dark"] .nav-toggle span {
    background: var(--text);
}

/* ===== Blog Listing ===== */
.blog-header {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px 36px 24px;
}

.blog-header h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.1;
    margin-bottom: 8px;
}

.blog-header p {
    font-size: 1rem;
    color: var(--text-3);
    max-width: 500px;
    margin: 0 auto;
}

.card-blog-post {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.card.card-blog-post:hover {
    box-shadow: 0 24px 60px rgba(0,0,0,0.1), 0 0 0 1px rgba(255,255,255,0.5);
}

.blog-post-date {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.02em;
    margin-bottom: 8px;
}

.blog-post-title {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
    color: var(--text);
    line-height: 1.3;
}

.blog-post-desc {
    font-size: 0.88rem;
    color: var(--text-2);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.blog-post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.blog-post-arrow {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 16px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    transition: gap 0.2s;
}

.card-blog-post:hover .blog-post-arrow {
    gap: 10px;
}

/* ===== Blog Article Page ===== */
.article-wrapper {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    padding: calc(var(--nav-h) + 32px) 24px 32px;
}

.article-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    margin-bottom: 20px;
    transition: gap 0.2s;
}

.article-back:hover {
    gap: 10px;
}

.article-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 40px 36px;
    overflow: hidden;
}

.article-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.article-date {
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--accent);
    font-weight: 500;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.article-title {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 28px;
    color: var(--text);
}

.article-body h2 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--text);
}

.article-body h3 {
    font-size: 1.08rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-top: 24px;
    margin-bottom: 8px;
    color: var(--text);
}

.article-body p {
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.75;
    margin-bottom: 16px;
}

.article-body ul,
.article-body ol {
    margin-bottom: 16px;
    padding-left: 24px;
}

.article-body li {
    font-size: 0.95rem;
    color: var(--text-2);
    line-height: 1.75;
    margin-bottom: 6px;
}

.article-body a {
    color: var(--accent);
    text-decoration: underline;
}

.article-body strong {
    color: var(--text);
    font-weight: 600;
}

.article-body code {
    font-family: var(--mono);
    font-size: 0.85rem;
    padding: 2px 7px;
    background: rgba(var(--accent-rgb), 0.08);
    color: var(--accent);
    border-radius: 5px;
}

.article-body pre {
    font-family: var(--mono);
    font-size: 0.82rem;
    line-height: 1.6;
    padding: 20px 24px;
    background: rgba(15, 23, 42, 0.95);
    color: #e2e8f0;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    overflow-x: auto;
}

.article-body pre code {
    background: none;
    color: inherit;
    padding: 0;
    font-size: inherit;
}

.article-body blockquote {
    border-left: 3px solid var(--accent);
    padding: 12px 20px;
    margin: 16px 0;
    background: rgba(var(--accent-rgb), 0.04);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.article-body blockquote p {
    margin-bottom: 0;
    font-style: italic;
    color: var(--text-2);
}

.article-body hr {
    border: none;
    height: 1px;
    background: var(--card-border);
    margin: 32px 0;
}

@media (max-width: 640px) {
    .article-card {
        padding: 28px 20px;
    }
}

[data-theme="dark"] .card-blog-post:hover {
    box-shadow: 0 24px 60px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.08);
}

[data-theme="dark"] .article-body pre {
    background: rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .article-body blockquote {
    background: rgba(var(--accent-rgb), 0.08);
}

/* ===== Site Footer ===== */
.site-footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 20px 24px 32px;
    color: var(--text-3);
    font-size: 0.78rem;
}

/* ===== Article Footer / Author ===== */
.article-footer {
    margin-top: 32px;
    padding-top: 20px;
    border-top: 1px solid var(--card-border);
}

.article-author {
    font-size: 0.85rem;
    color: var(--text-3);
    font-style: normal;
}

.article-author a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.article-author a:hover {
    text-decoration: underline;
}

/* ===== aria-current nav highlight ===== */
.nav-links a[aria-current="page"],
.nav-links a[aria-current="true"] {
    color: var(--accent);
}

.nav-links a[aria-current="page"]::after,
.nav-links a[aria-current="true"]::after {
    width: 100%;
}

/* ===== address in contact card ===== */
.contact-links {
    font-style: normal;
}

/* ===== Stealth Coming Soon Card ===== */

.card-stealth {
    display: flex;
    flex-direction: column;
    gap: 18px;
    background: linear-gradient(135deg, rgba(248, 252, 252, 0.94) 0%, rgba(235, 245, 245, 0.96) 100%);
    border-color: rgba(var(--accent-rgb), 0.18);
}

.stealth-scanline {
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.025) 0px,
        rgba(0, 0, 0, 0.025) 1px,
        transparent 1px,
        transparent 4px
    );
    pointer-events: none;
    animation: scanSweep 5s ease-in-out infinite;
    will-change: opacity;
}

@keyframes scanSweep {
    0%, 100% { opacity: 0.4; }
    50%       { opacity: 0.9; }
}

.stealth-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(var(--accent-rgb), 0.09);
    border-radius: var(--radius-sm);
    color: var(--accent);
    flex-shrink: 0;
    transition: transform 0.3s ease, filter 0.3s ease;
}

.card-stealth:hover .stealth-icon {
    transform: scale(1.1);
    filter: drop-shadow(0 0 8px rgba(var(--accent-rgb), 0.45));
}

.stealth-header {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.stealth-label {
    font-family: var(--mono);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: #8888a0;
    line-height: 1.2;
}

.stealth-title {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin: 0;
    line-height: 1.3;
}

.stealth-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stealth-line {
    height: 11px;
    background: linear-gradient(90deg, #c4cde0 0%, #dde2ee 100%);
    border-radius: 6px;
    opacity: 0;
    transform: scaleX(0);
    transform-origin: left;
    animation: revealLine 0.5s ease-out forwards paused;
    will-change: opacity, transform;
}

.card-stealth.card-visible .stealth-line {
    animation-play-state: running;
}

.stealth-line:nth-child(1) { animation-delay: 0.4s; }
.stealth-line:nth-child(2) { animation-delay: 0.55s; }
.stealth-line:nth-child(3) { animation-delay: 0.7s; }

@keyframes revealLine {
    0%   { opacity: 0; transform: scaleX(0); }
    100% { opacity: 1; transform: scaleX(1); }
}

.stealth-desc {
    font-family: var(--mono);
    font-size: 0.78rem;
    color: var(--text-3);
    letter-spacing: 0.02em;
    line-height: 1.5;
    margin: 0;
}

.stealth-footer {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
}

.stealth-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #a78bfa;
    flex-shrink: 0;
    box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.2);
    animation: stealthPulse 2.5s ease-in-out infinite;
    will-change: box-shadow;
}

.card-stealth:hover .stealth-indicator {
    animation-duration: 1.4s;
}

@keyframes stealthPulse {
    0%, 100% {
        box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.2);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(167, 139, 250, 0.05);
        opacity: 0.75;
    }
}

.stealth-status-text {
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: #a78bfa;
}

/* Stealth Card — Dark Mode */
[data-theme="dark"] .card-stealth {
    background: linear-gradient(135deg, rgba(22, 32, 54, 0.97) 0%, rgba(18, 28, 50, 0.98) 100%);
    border-color: rgba(var(--accent-2-rgb), 0.3);
}

[data-theme="dark"] .stealth-scanline {
    background: repeating-linear-gradient(
        0deg,
        rgba(167, 139, 250, 0.035) 0px,
        rgba(167, 139, 250, 0.035) 1px,
        transparent 1px,
        transparent 4px
    );
}

[data-theme="dark"] .stealth-icon {
    background: rgba(var(--accent-2-rgb), 0.15);
    color: #a78bfa;
}

[data-theme="dark"] .card-stealth:hover .stealth-icon {
    filter: drop-shadow(0 0 10px rgba(167, 139, 250, 0.5));
}

[data-theme="dark"] .stealth-label {
    color: rgba(167, 139, 250, 0.7);
}

[data-theme="dark"] .stealth-title {
    color: #e2e8f0;
}

[data-theme="dark"] .stealth-line {
    background: linear-gradient(90deg, #2d3a52 0%, #3d4f6e 100%);
}

[data-theme="dark"] .stealth-desc {
    color: #94a3b8;
}

/* Stealth Card — Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .stealth-indicator { animation: none; }
    .stealth-scanline  { animation: none; opacity: 0.5; }
    .stealth-line {
        animation: none;
        opacity: 1;
        transform: scaleX(1);
    }
    .card-stealth:hover .stealth-icon { transform: none; }
}