/* ============================================
   ROOT VARIABLES & RESET
   ============================================ */
:root {
    --bg: #0a0a0f;
    --bg-secondary: #0f0f17;
    --surface: rgba(20, 20, 30, 0.6);
    --surface-hover: rgba(30, 30, 45, 0.8);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --text: #e8e8f0;
    --text-dim: #8888a0;
    --text-faint: #555568;
    --accent: #6c5ce7;
    --accent-light: #a29bfe;
    --accent-glow: rgba(108, 92, 231, 0.4);
    --accent-2: #00d4ff;
    --accent-2-glow: rgba(0, 212, 255, 0.3);
    --accent-3: #fd79a8;
    --gradient: linear-gradient(135deg, #6c5ce7, #00d4ff);
    --gradient-text: linear-gradient(135deg, #a29bfe, #00d4ff, #fd79a8);
    --font-main: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 16px;
    --radius-sm: 10px;
    --transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.15);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

@media (max-width: 768px) {
    body { cursor: auto; }
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; }

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

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }

/* ============================================
   CUSTOM CURSOR
   ============================================ */
.cursor-dot, .cursor-ring {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.15s ease, opacity 0.3s ease;
    will-change: transform;
}

.cursor-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-light);
    transform: translate(-50%, -50%);
}

.cursor-ring {
    width: 36px;
    height: 36px;
    border: 1.5px solid var(--accent);
    transform: translate(-50%, -50%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), width 0.3s, height 0.3s, border-color 0.3s, opacity 0.3s;
}

.cursor-ring.hover {
    width: 60px;
    height: 60px;
    border-color: var(--accent-2);
    background: rgba(0, 212, 255, 0.05);
}

@media (max-width: 768px) {
    .cursor-dot, .cursor-ring { display: none; }
}

/* ============================================
   PARTICLE CANVAS
   ============================================ */
#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.5;
}

/* ============================================
   LOADER
   ============================================ */
.loader {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 24px;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-text {
    font-family: var(--font-mono);
    font-size: 1.8rem;
    font-weight: 700;
    display: flex;
    gap: 4px;
}

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

.loader-name {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.loader-bar {
    width: 200px;
    height: 2px;
    background: var(--border);
    border-radius: 1px;
    overflow: hidden;
}

.loader-progress {
    width: 0%;
    height: 100%;
    background: var(--gradient);
    border-radius: 1px;
    transition: width 0.1s ease;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all var(--transition);
    padding: 20px 0;
}

.nav.scrolled {
    padding: 12px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -1px;
}

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

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

.nav-link {
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-dim);
    border-radius: 8px;
    transition: all var(--transition);
    position: relative;
}

.nav-link:hover { color: var(--text); }

.nav-link.active {
    color: var(--accent-light);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: none;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 1px;
    transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
    .nav-toggle { display: flex; cursor: pointer; }
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        flex-direction: column;
        background: rgba(15, 15, 23, 0.98);
        backdrop-filter: blur(20px);
        padding: 100px 32px 32px;
        gap: 8px;
        transition: right var(--transition);
    }
    .nav-links.open { right: 0; }
    .nav-link { padding: 14px 16px; font-size: 1rem; }
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 32px 60px;
}

.hero-bg-glow {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.15), transparent 60%);
    filter: blur(60px);
    pointer-events: none;
}

.hero-bg-banner {
    position: absolute;
    inset: 0;
    background: url('../assets/linkedin_banner.jpg') center/cover no-repeat;
    opacity: 0.12;
    filter: grayscale(40%) contrast(1.1);
    pointer-events: none;
    z-index: 0;
}

@media (max-width: 768px) {
    .hero-bg-banner { opacity: 0.08; }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 60px;
    align-items: center;
}

@media (max-width: 900px) {
    .hero-content { grid-template-columns: 1fr; gap: 32px; text-align: center; }
}

.hero-left { display: flex; flex-direction: column; align-items: flex-start; }
@media (max-width: 900px) { .hero-left { align-items: center; } }

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 7px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.78rem;
    color: var(--text-dim);
    backdrop-filter: blur(10px);
    margin-bottom: 20px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #2ecc71;
    box-shadow: 0 0 10px #2ecc71;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-name {
    font-size: clamp(2.5rem, 8vw, 5.5rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -2px;
    margin-bottom: 16px;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-role {
    font-family: var(--font-mono);
    font-size: clamp(1rem, 2.5vw, 1.35rem);
    color: var(--text-dim);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.role-prefix { color: var(--accent); }
.cursor-blink {
    animation: blink 1s step-end infinite;
    color: var(--accent-2);
}
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
    font-size: 1.02rem;
    color: var(--text-dim);
    max-width: 520px;
    margin-bottom: 28px;
    line-height: 1.65;
}

@media (max-width: 900px) {
    .hero-desc { max-width: 100%; }
}

.hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 26px;
    font-family: var(--font-main);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: none;
}

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

.btn-primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 40px var(--accent-glow);
}

.btn-ghost {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    border-color: var(--accent);
    background: var(--surface-hover);
    transform: translateY(-3px);
}

.btn-full { width: 100%; justify-content: center; }

.btn-arrow {
    transition: transform var(--transition);
}

.btn:hover .btn-arrow {
    transform: translateX(5px);
}

/* Hero Photo (Right Side) */
.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-photo-frame {
    width: 100%;
    max-width: 280px;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-hover);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 60px var(--accent-glow);
    position: relative;
    aspect-ratio: 3 / 4;
    background: var(--bg-secondary);
    transition: all var(--transition);
}

.hero-photo-frame:hover {
    transform: translateY(-4px);
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.6), 0 0 80px var(--accent-glow);
    border-color: var(--accent);
}

.hero-photo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

@media (max-width: 900px) {
    .hero-photo-frame { max-width: 220px; }
}

.hero-contact-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 18px;
}

.hero-phone {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--text-dim);
    padding: 8px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 100px;
    transition: all var(--transition);
    backdrop-filter: blur(10px);
}

.hero-phone:hover {
    border-color: var(--accent);
    color: var(--text);
}

.phone-icon {
    color: var(--accent-light);
    font-size: 0.9rem;
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.75rem;
    color: var(--text-faint);
    font-family: var(--font-mono);
    z-index: 2;
}

.scroll-mouse {
    width: 20px;
    height: 32px;
    border: 2px solid var(--text-faint);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    padding-top: 5px;
}

.scroll-wheel {
    width: 3px;
    height: 7px;
    background: var(--text-dim);
    border-radius: 2px;
    animation: scrollWheel 1.8s ease infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}


/* ============================================
   SECTIONS
   ============================================ */
.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 70px 32px;
    position: relative;
    z-index: 1;
}

.section-header {
    margin-bottom: 36px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.section-num {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent);
    font-weight: 500;
}

.section-num::after {
    content: '';
    display: inline-block;
    width: 40px;
    height: 1px;
    background: var(--accent);
    margin-left: 12px;
    vertical-align: middle;
}

.section-title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 700;
    letter-spacing: -1px;
}

/* ============================================
   SPOTLIGHT — TALKS & FEATURES
   ============================================ */
.spotlight-intro {
    color: var(--text-dim);
    font-size: 0.95rem;
    margin: -20px 0 32px;
}

.spotlight-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

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

.spotlight-card {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.spotlight-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 22px 20px;
}

.spotlight-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    border-bottom: 1px solid var(--border);
}

/* Full-width feature cards — Suvojit presenting on stage */
.spotlight-feature {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    margin-bottom: 18px;
}

.spotlight-feature-img {
    position: relative;
    min-height: 280px;
    overflow: hidden;
}

.spotlight-feature-img img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition);
}

.spotlight-feature:hover .spotlight-feature-img img {
    transform: scale(1.04);
}

.spotlight-feature .spotlight-body {
    justify-content: center;
    padding: 28px 26px;
}

.spotlight-feature .spotlight-title {
    font-size: 1.3rem;
}

.spotlight-feature .spotlight-desc {
    font-size: 0.86rem;
    flex-grow: 0;
}

.spotlight-feature-reverse .spotlight-feature-img { order: 2; }
.spotlight-feature-reverse .spotlight-body { order: 1; }

/* Taller variant for square images where a short crop cuts the face */
.spotlight-feature-tall .spotlight-feature-img { min-height: 420px; }
.spotlight-feature-tall .spotlight-feature-img img { object-position: 50% 18%; }

@media (max-width: 768px) {
    .spotlight-feature { grid-template-columns: 1fr; }
    .spotlight-feature-img { min-height: 0; aspect-ratio: 16 / 9; position: relative; }
    .spotlight-feature-tall .spotlight-feature-img { min-height: 0; aspect-ratio: 1 / 1; }
    .spotlight-feature-reverse .spotlight-feature-img { order: 1; }
    .spotlight-feature-reverse .spotlight-body { order: 2; }
}

.spotlight-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, var(--accent-glow), transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.spotlight-card:hover::before { opacity: 0.3; }

.spotlight-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.spotlight-top {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.spotlight-icon {
    font-size: 1.4rem;
    line-height: 1;
}

.spotlight-badge {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--accent-light);
    background: rgba(108, 92, 231, 0.12);
    border: 1px solid rgba(108, 92, 231, 0.35);
    border-radius: 20px;
    padding: 3px 10px;
}

.spotlight-title {
    font-size: 1.02rem;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.spotlight-desc {
    font-size: 0.8rem;
    color: var(--text-dim);
    line-height: 1.55;
    margin-bottom: 16px;
    flex-grow: 1;
}

.spotlight-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    border-top: 1px solid var(--border);
    padding-top: 12px;
}

.spotlight-event {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-faint);
}

.spotlight-cta {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--accent-2);
    white-space: nowrap;
    transition: color var(--transition);
}

.spotlight-card:hover .spotlight-cta {
    color: var(--accent-light);
}

.spotlight-more {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}

/* ============================================
   IMPACT METRICS
   ============================================ */
.impact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-bottom: 36px;
}

@media (max-width: 1024px) {
    .impact-grid { grid-template-columns: repeat(2, 1fr); }
}

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

.impact-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px 20px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.impact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, var(--accent-glow), transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.impact-card:hover::before { opacity: 0.3; }

.impact-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.impact-icon {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.impact-num {
    font-size: 2.2rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
    margin-bottom: 8px;
}

.impact-label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
    line-height: 1.3;
}

.impact-sub {
    font-size: 0.75rem;
    color: var(--text-dim);
    line-height: 1.4;
}

.impact-savings {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    backdrop-filter: blur(10px);
}

.impact-savings-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
}

.impact-savings-sub {
    font-size: 0.82rem;
    color: var(--text-dim);
    margin-bottom: 20px;
}

.savings-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

@media (max-width: 1024px) {
    .savings-grid { grid-template-columns: repeat(2, 1fr); }
}

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

.savings-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 20px 16px;
    text-align: center;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.savings-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.savings-flag {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.savings-amount {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 6px;
    line-height: 1.1;
}

.savings-market {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent-light);
    margin-bottom: 4px;
    line-height: 1.3;
}

.savings-detail {
    font-size: 0.72rem;
    color: var(--text-dim);
    line-height: 1.4;
}

/* ============================================
   ABOUT
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 900px) {
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

.about-text p {
    font-size: 0.98rem;
    color: var(--text-dim);
    margin-bottom: 14px;
    line-height: 1.7;
}

.about-text strong {
    color: var(--accent-light);
    font-weight: 600;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 18px;
    text-align: center;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.stat-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.stat-num {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline;
}

.stat-plus {
    font-size: 1.25rem;
    color: var(--accent);
    display: inline;
    margin-left: 2px;
}

.stat-label {
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   SKILLS
   ============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-bottom: 36px;
}

@media (max-width: 900px) {
    .skills-grid { grid-template-columns: 1fr; }
}

.skill-category {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    backdrop-filter: blur(10px);
    transition: all var(--transition);
}

.skill-category:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

.skill-cat-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.cat-icon {
    color: var(--accent);
    font-size: 0.9rem;
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.skill-info span:first-child { color: var(--text); }
.skill-info span:last-child { color: var(--text-dim); font-family: var(--font-mono); font-size: 0.8rem; }

.skill-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    width: 0%;
    background: var(--gradient);
    border-radius: 3px;
    transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

.skill-fill::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s ease infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Tech Marquee */
.tech-marquee {
    overflow: hidden;
    padding: 20px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.marquee-track {
    display: flex;
    gap: 24px;
    white-space: nowrap;
    animation: marquee 30s linear infinite;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-dim);
}

.marquee-track span:nth-child(even) {
    color: var(--accent);
}

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

/* ============================================
   TIMELINE
   ============================================ */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline-line {
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-2), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 24px;
}

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

.timeline-dot {
    position: absolute;
    left: -40px;
    top: 8px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--accent);
    z-index: 1;
    transition: all var(--transition);
}

.timeline-item:hover .timeline-dot {
    background: var(--accent);
    box-shadow: 0 0 15px var(--accent-glow);
    transform: scale(1.2);
}

.timeline-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px 24px;
    backdrop-filter: blur(10px);
    transition: all var(--transition);
}

.timeline-content:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.timeline-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-2);
}

.timeline-role {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 6px 0 4px;
}

.timeline-sub {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--accent-2);
    font-family: var(--font-mono);
    margin-left: 4px;
}

.timeline-company {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.timeline-desc {
    color: var(--text-dim);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-tags span {
    font-size: 0.75rem;
    padding: 4px 12px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    color: var(--accent-light);
    border-radius: 100px;
    font-family: var(--font-mono);
}

/* ============================================
   PROJECTS
   ============================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

@media (max-width: 1024px) {
    .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

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

.project-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    backdrop-filter: blur(10px);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.project-glow {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--accent-glow), transparent 50%);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
}

.project-card:hover .project-glow { opacity: 0.5; }

.project-card:hover {
    border-color: var(--accent);
    transform: translateY(-6px);
}

.project-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.project-icon { font-size: 1.6rem; }

.project-type {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-2);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 4px 12px;
    background: rgba(0, 212, 255, 0.08);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 100px;
}

.project-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.project-desc {
    color: var(--text-dim);
    font-size: 0.82rem;
    line-height: 1.6;
    margin-bottom: 14px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 14px;
}

.project-tech span {
    font-size: 0.7rem;
    padding: 3px 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: var(--font-mono);
    color: var(--text-dim);
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.project-metric {
    font-size: 0.8rem;
    color: var(--accent-light);
    font-weight: 500;
}

.project-link {
    font-size: 0.85rem;
    color: var(--text);
    font-weight: 500;
    transition: all var(--transition);
}

.project-link:hover {
    color: var(--accent-2);
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 900px) {
    .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}

.contact-heading {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.contact-text {
    color: var(--text-dim);
    font-size: 0.98rem;
    line-height: 1.65;
    margin-bottom: 28px;
}

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

.contact-channel {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
    backdrop-filter: blur(10px);
}

.contact-channel:hover {
    border-color: var(--accent);
    transform: translateX(6px);
}

.channel-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 10px;
    font-family: var(--font-mono);
    font-size: 1.1rem;
    color: var(--accent-light);
    flex-shrink: 0;
}

.channel-label {
    display: block;
    font-size: 0.72rem;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.channel-value {
    display: block;
    font-size: 0.9rem;
    color: var(--text);
}

/* Contact Actions */
.contact-actions {
    display: flex;
    flex-direction: column;
    gap: 14px;
    position: relative;
}

/* Contact Languages */
.contact-langs {
    margin-top: 20px;
}

.contact-langs-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dim);
    margin-bottom: 10px;
}

.lang-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.lang-pill {
    font-size: 0.75rem;
    padding: 5px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text);
    font-family: var(--font-mono);
}

.lang-pill em {
    font-style: normal;
    color: var(--accent-light);
    margin-left: 4px;
}

/* Email Popup */
.email-popup {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(8px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.email-popup.show {
    opacity: 1;
    visibility: visible;
}

.email-popup-card {
    background: var(--bg-secondary);
    border: 1px solid var(--accent);
    border-radius: var(--radius);
    padding: 40px 48px;
    text-align: center;
    box-shadow: 0 0 60px var(--accent-glow), 0 20px 60px rgba(0,0,0,0.6);
    max-width: 420px;
    width: 90%;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.email-popup.show .email-popup-card {
    transform: scale(1);
}

.email-popup-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.email-popup-text {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-bottom: 8px;
}

.email-popup-mail {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent-light);
    margin-bottom: 16px;
    word-break: break-all;
}

.email-popup-hint {
    font-size: 0.8rem;
    color: var(--text-faint);
    margin-bottom: 16px;
}

.email-popup-bar {
    width: 100%;
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}

.email-popup-fill {
    height: 100%;
    width: 0%;
    background: var(--gradient);
    border-radius: 2px;
    transition: width 0.04s linear;
}


/* ============================================
   PUBLICATIONS
   ============================================ */
.pub-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pub-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    transition: all var(--transition);
}

.pub-item:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
    transform: translateX(6px);
}

.pub-date {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-2);
    white-space: nowrap;
    min-width: 70px;
}

.pub-content {
    flex: 1;
}

.pub-title {
    font-size: 0.92rem;
    font-weight: 600;
    margin-bottom: 3px;
    line-height: 1.35;
}

.pub-venue {
    font-size: 0.78rem;
    color: var(--text-dim);
}

.pub-type {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 4px 12px;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    color: var(--accent-light);
    border-radius: 100px;
    white-space: nowrap;
}

@media (max-width: 640px) {
    .pub-item { flex-direction: column; align-items: flex-start; gap: 12px; }
    .pub-type { align-self: flex-start; }
}

/* ============================================
   CERTIFICATIONS & AWARDS
   ============================================ */
.cert-awards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

@media (max-width: 900px) {
    .cert-awards-grid { grid-template-columns: 1fr; gap: 32px; }
}

.cert-column-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}

.cert-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cert-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    backdrop-filter: blur(10px);
    transition: all var(--transition);
}

.cert-item:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.cert-badge {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(108, 92, 231, 0.1);
    border: 1px solid rgba(108, 92, 231, 0.2);
    border-radius: 10px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--accent-light);
    flex-shrink: 0;
}

.cert-badge.award {
    background: rgba(253, 121, 168, 0.1);
    border-color: rgba(253, 121, 168, 0.2);
    color: var(--accent-3);
    font-size: 1rem;
}

.cert-name {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text);
    line-height: 1.35;
}

.cert-issuer {
    display: block;
    font-size: 0.72rem;
    color: var(--text-dim);
    margin-top: 2px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    border-top: 1px solid var(--border);
    padding: 28px 32px;
    position: relative;
    z-index: 1;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.footer-logo {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
}

.footer-left p, .footer-right p {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.footer-heart { color: var(--accent-3); }
.footer-year { font-family: var(--font-mono); }

/* ============================================
   SCROLL PROGRESS
   ============================================ */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient);
    z-index: 1001;
    transition: width 0.1s ease;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 1.2rem;
    cursor: none;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-top:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

@media (max-width: 768px) {
    .back-top { cursor: pointer; bottom: 20px; right: 20px; }
}

/* ============================================
   REVEAL ANIMATIONS
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--delay, 0s);
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .section { padding: 50px 24px; }
    .hero { padding: 90px 24px 50px; }
    .about-stats { grid-template-columns: 1fr 1fr; }
    .stat-num { font-size: 1.6rem; }
    .contact-actions { gap: 10px; }
    .email-popup-card { padding: 32px 28px; }
}