/* ═══════════════════════════════════════════════════
   SARFRAZ RASHEED — PORTFOLIO STYLES
   ═══════════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #101018;
    --bg-card: #14141e;
    --bg-card-hover: #1a1a28;
    --accent: #00e5a0;
    --accent-dim: rgba(0, 229, 160, 0.12);
    --accent-glow: rgba(0, 229, 160, 0.4);
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --text-muted: #555570;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(0, 229, 160, 0.25);
    --gradient-1: linear-gradient(135deg, #00e5a0 0%, #00b4d8 100%);
    --shadow-glow: 0 0 60px rgba(0, 229, 160, 0.08);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 100px;
}

/* ─── LIGHT THEME ─── */
[data-theme="light"] {
    --bg-primary: #f5f5f8;
    --bg-secondary: #eeeef2;
    --bg-card: #ffffff;
    --bg-card-hover: #f0f0f5;
    --accent: #00b882;
    --accent-dim: rgba(0, 184, 130, 0.1);
    --accent-glow: rgba(0, 184, 130, 0.3);
    --text-primary: #1a1a2e;
    --text-secondary: #5a5a72;
    --text-muted: #8888a0;
    --border: rgba(0, 0, 0, 0.08);
    --border-hover: rgba(0, 184, 130, 0.3);
    --gradient-1: linear-gradient(135deg, #00b882 0%, #0099cc 100%);
    --shadow-glow: 0 0 60px rgba(0, 184, 130, 0.06);
}
[data-theme="light"] .hero-bg-grid {
    background-image:
        linear-gradient(rgba(0,0,0,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,0,0,0.04) 1px, transparent 1px);
}
[data-theme="light"] .navbar-custom.scrolled {
    background: rgba(245, 245, 248, 0.9);
}
[data-theme="light"] .hero-glow {
    background: radial-gradient(circle, rgba(0, 184, 130, 0.2) 0%, transparent 70%);
}
[data-theme="light"] .hero-glow-2 {
    background: radial-gradient(circle, rgba(0, 153, 204, 0.15) 0%, transparent 70%);
}
[data-theme="light"] .hero-image {
    border-color: var(--bg-card);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .floating-shape {
    background: var(--bg-card);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .marquee-section {
    background: var(--bg-card);
}
[data-theme="light"] .exp-ring {
    background: var(--bg-card);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .service-number {
    color: rgba(0, 0, 0, 0.04);
}
[data-theme="light"] .project-thumb-icon {
    color: rgba(255, 255, 255, 0.15);
}
[data-theme="light"] .cursor-dot {
    mix-blend-mode: normal;
    background: var(--accent);
}
[data-theme="light"] .loader {
    background: var(--bg-primary);
}
[data-theme="light"] .loader-text {
    color: var(--text-primary);
}
[data-theme="light"] .nav-links.mobile-open {
    background: rgba(245, 245, 248, 0.97);
}
[data-theme="light"] .menu-toggle span {
    background: var(--text-primary);
}
[data-theme="light"] .particle {
    background: var(--accent);
    opacity: 0;
}
[data-theme="light"] .skill-tag {
    background: rgba(0, 0, 0, 0.03);
}
[data-theme="light"] .about-image-overlay {
    background: linear-gradient(180deg, transparent 50%, rgba(245,245,248,0.8) 100%);
}

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

::selection { background: var(--accent); color: var(--bg-primary); }

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--accent) var(--bg-secondary);
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

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

/* ─── CUSTOM CURSOR ─── */
.cursor-dot {
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 99999;
    transition: transform 0.15s;
    mix-blend-mode: difference;
}
.cursor-ring {
    width: 40px; height: 40px;
    border: 1.5px solid var(--accent);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 99998;
    transition: all 0.2s ease-out;
    opacity: 0.4;
}
.cursor-ring.hover {
    transform: scale(1.6);
    opacity: 0.2;
    border-color: var(--accent);
}

/* ─── LOADING SCREEN ─── */
.loader {
    position: fixed; inset: 0;
    background: var(--bg-primary);
    z-index: 10000;
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.7s ease, visibility 0.7s ease;
}
.loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-text {
    font-family: 'Syne', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.04em;
}
.loader-text span { color: var(--accent); }
.loader-bar {
    width: 180px; height: 2px;
    background: var(--border);
    margin: 1.5rem auto 0;
    border-radius: 2px;
    overflow: hidden;
}
.loader-bar-fill {
    width: 0; height: 100%;
    background: var(--gradient-1);
    animation: loadFill 1.8s ease-in-out forwards;
}
.loader-tagline {
    margin-top: 1rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}
@keyframes loadFill { to { width: 100%; } }

/* ─── PARTICLES ─── */
.particles-container {
    position: fixed; inset: 0;
    z-index: 0; pointer-events: none;
}
.particle {
    position: absolute;
    width: 2px; height: 2px;
    background: var(--accent);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat 8s infinite;
}
@keyframes particleFloat {
    0%   { opacity: 0; transform: translateY(0) scale(0); }
    15%  { opacity: 0.5; }
    85%  { opacity: 0.08; }
    100% { opacity: 0; transform: translateY(-100vh) scale(1); }
}

/* ─── NAVIGATION ─── */
.navbar-custom {
    position: fixed; top: 0; width: 100%;
    z-index: 1000;
    padding: 1.2rem 0;
    background: transparent;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.navbar-custom.scrolled {
    background: rgba(10, 10, 15, 0.88);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    padding: 0.7rem 0;
}
.nav-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-brand {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-primary);
    letter-spacing: -0.03em;
}
.nav-brand span { color: var(--accent); }

.nav-links {
    list-style: none;
    display: flex;
    gap: 2.2rem;
    margin: 0; padding: 0;
    align-items: center;
}
.nav-links a {
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    transition: color 0.3s;
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 1.5px;
    background: var(--accent);
    transition: width 0.3s;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
    background: transparent !important;
    border: 1px solid var(--accent) !important;
    color: var(--accent) !important;
    padding: 0.5rem 1.5rem !important;
    border-radius: var(--radius-full) !important;
    font-size: 0.78rem !important;
    font-weight: 600 !important;
    transition: all 0.3s !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
    background: var(--accent) !important;
    color: var(--bg-primary) !important;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 1002;
    padding: 5px;
}
.menu-toggle span {
    width: 28px; height: 2px;
    background: var(--text-primary);
    transition: all 0.3s;
    display: block;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* Nav Right Container */
.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    z-index: 1002;
    outline: none;
}
.theme-toggle-track {
    width: 52px;
    height: 28px;
    border-radius: 100px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 7px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}
.theme-toggle-track:hover {
    border-color: var(--border-hover);
}
.theme-toggle-thumb {
    position: absolute;
    left: 3px;
    top: 50%;
    transform: translateY(-50%);
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--accent);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px var(--accent-glow);
}
.theme-icon-dark,
.theme-icon-light {
    font-size: 0.65rem;
    z-index: 1;
    transition: all 0.3s;
}
.theme-icon-dark {
    color: var(--text-secondary);
}
.theme-icon-light {
    color: var(--text-muted);
}

/* Light theme toggle state */
[data-theme="light"] .theme-toggle-thumb {
    left: calc(100% - 25px);
}
[data-theme="light"] .theme-icon-dark {
    color: var(--text-muted);
}
[data-theme="light"] .theme-icon-light {
    color: #f59e0b;
}
[data-theme="light"] .theme-toggle-track {
    background: var(--bg-card);
    border-color: var(--border);
}

/* ─── HERO ─── */
.hero {
    min-height: 100vh;
    display: flex; align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
}
.hero-bg-grid {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 70%);
}
.hero-glow {
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    top: 10%; right: -10%;
    opacity: 0.25;
    filter: blur(80px);
    animation: floatGlow 8s ease-in-out infinite;
}
.hero-glow-2 {
    position: absolute;
    width: 400px; height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 180, 216, 0.25) 0%, transparent 70%);
    bottom: 5%; left: -5%;
    opacity: 0.2;
    filter: blur(80px);
    animation: floatGlow 10s ease-in-out infinite reverse;
}
@keyframes floatGlow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -40px) scale(1.1); }
}

/* Hero Content */
.hero-badge {
    display: inline-flex; align-items: center; gap: 0.5rem;
    background: var(--accent-dim);
    border: 1px solid rgba(0, 229, 160, 0.2);
    padding: 0.4rem 1.2rem;
    border-radius: var(--radius-full);
    font-size: 0.78rem; font-weight: 500;
    color: var(--accent);
    letter-spacing: 0.04em;
    margin-bottom: 1.8rem;
    opacity: 0; transform: translateY(20px);
    animation: fadeUp 0.8s 2.2s forwards;
}
.pulse {
    width: 6px; height: 6px;
    background: var(--accent);
    border-radius: 50%;
    animation: pulseAnim 2s infinite;
}
@keyframes pulseAnim {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--accent-glow); }
    50% { opacity: 0.6; box-shadow: 0 0 0 8px transparent; }
}

.hero-title {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2.8rem, 6vw, 5.2rem);
    font-weight: 800;
    line-height: 1.06;
    letter-spacing: -0.04em;
    margin-bottom: 1.5rem;
    opacity: 0; transform: translateY(30px);
    animation: fadeUp 0.8s 2.4s forwards;
}
.hero-title .line { display: block; }
.hero-title .highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    line-height: 1.75;
    margin-bottom: 2.5rem;
    opacity: 0; transform: translateY(30px);
    animation: fadeUp 0.8s 2.6s forwards;
}

.hero-actions {
    display: flex; gap: 1rem; flex-wrap: wrap;
    opacity: 0; transform: translateY(30px);
    animation: fadeUp 0.8s 2.8s forwards;
}

.hero-stats {
    display: flex; gap: 3rem;
    margin-top: 3.5rem;
    opacity: 0; transform: translateY(30px);
    animation: fadeUp 0.8s 3s forwards;
}
.hero-stat h3 {
    font-family: 'Syne', sans-serif;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}
.hero-stat p {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.3rem;
}

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Image */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    animation: fadeUp 1s 2.6s forwards;
}
.hero-image-wrapper {
    position: relative;
    width: 340px; height: 340px;
}
.hero-image {
    width: 100%; height: 100%;
    object-fit: cover;
    border-radius: 50%;
    position: relative;
    z-index: 2;
    border: 3px solid var(--bg-card);
}
.hero-image-border {
    position: absolute; inset: -8px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    opacity: 0.3;
    animation: rotateBorder 12s linear infinite;
    border-top-color: transparent;
    border-left-color: transparent;
}
@keyframes rotateBorder { to { transform: rotate(360deg); } }

.hero-image-badge {
    position: absolute;
    bottom: 15px; right: 15px;
    background: var(--accent);
    color: var(--bg-primary);
    padding: 0.4rem 0.9rem;
    border-radius: var(--radius-full);
    font-size: 0.72rem;
    font-weight: 700;
    display: flex; align-items: center; gap: 0.3rem;
    z-index: 3;
    letter-spacing: 0.04em;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.hero-image-badge i { font-size: 0.7rem; }

.hero-floating-shapes { position: absolute; inset: 0; z-index: 1; }
.floating-shape {
    position: absolute;
    width: 48px; height: 48px;
    border-radius: var(--radius-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    font-size: 1.1rem;
    animation: floatShape 6s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.shape-1 { top: 5%; left: -10%; animation-delay: 0s; }
.shape-2 { top: 60%; right: -15%; animation-delay: 2s; }
.shape-3 { bottom: -5%; left: 15%; animation-delay: 4s; }
@keyframes floatShape {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

/* ─── BUTTONS ─── */
.btn-primary-custom {
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    padding: 0.85rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.88rem;
    letter-spacing: 0.03em;
    transition: all 0.3s;
    display: inline-flex; align-items: center; gap: 0.5rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}
.btn-primary-custom::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, transparent, rgba(255,255,255,0.15), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s;
}
.btn-primary-custom:hover::before { transform: translateX(100%); }
.btn-primary-custom:hover {
    box-shadow: 0 0 30px var(--accent-glow);
    transform: translateY(-2px);
    color: var(--bg-primary);
}

.btn-outline-custom {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 0.85rem 2rem;
    border-radius: var(--radius-full);
    font-weight: 500;
    font-size: 0.88rem;
    transition: all 0.3s;
    display: inline-flex; align-items: center; gap: 0.5rem;
    cursor: pointer;
}
.btn-outline-custom:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* ─── MARQUEE ─── */
.marquee-section {
    padding: 1.5rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}
.marquee-track {
    display: flex; gap: 3rem;
    animation: marquee 35s linear infinite;
    width: max-content;
}
.marquee-item {
    font-family: 'Syne', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-muted);
    white-space: nowrap;
    display: flex; align-items: center; gap: 3rem;
}
.marquee-item .dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ─── SECTION COMMON ─── */
.section-label {
    display: inline-flex; align-items: center; gap: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-bottom: 0.8rem;
}
.section-label::before {
    content: '';
    width: 30px; height: 1px;
    background: var(--accent);
}
.section-label.center { justify-content: center; }
.section-label.center::before { display: none; }

.section-title {
    font-family: 'Syne', sans-serif;
    font-size: clamp(1.8rem, 3.5vw, 3rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    margin-bottom: 0.8rem;
}
.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    max-width: 560px;
    line-height: 1.7;
}
.text-center .section-subtitle { margin: 0 auto; }

/* ─── SCROLL REVEAL ─── */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ─── ABOUT ─── */
#about { padding: 7rem 0; position: relative; }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.about-image-wrapper { position: relative; }
.about-image-frame {
    width: 100%; max-width: 400px;
    aspect-ratio: 3/4;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border);
}
.about-image {
    width: 100%; height: 100%;
    object-fit: cover;
}
.about-image-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(10,10,15,0.8) 100%);
}

.about-exp-badge {
    position: absolute;
    bottom: 30px; right: -20px;
    z-index: 2;
}
.exp-ring {
    width: 100px; height: 100px;
    position: relative;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.exp-ring svg {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    transform: rotate(-90deg);
}
.exp-ring-text {
    text-align: center;
    z-index: 1;
}
.exp-ring-text strong {
    display: block;
    font-family: 'Syne', sans-serif;
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}
.exp-ring-text span {
    font-size: 0.6rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.2em;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
    line-height: 1.8;
}
.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.8rem;
    margin-top: 1.8rem;
}
.about-highlight {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all 0.3s;
}
.about-highlight:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}
.about-highlight i { color: var(--accent); font-size: 0.9rem; width: 18px; flex-shrink: 0; }
.about-highlight span { font-size: 0.78rem; color: var(--text-secondary); white-space: nowrap; }

/* ─── SKILLS ─── */
#skills {
    padding: 7rem 0;
    background: var(--bg-secondary);
    position: relative;
}
#skills::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-hover), transparent);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.2rem;
    margin-top: 2.5rem;
}
.skill-category {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.8rem;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
}
.skill-category::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s;
}
.skill-category:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}
.skill-category:hover::before { transform: scaleX(1); }

.skill-cat-icon {
    width: 44px; height: 44px;
    border-radius: var(--radius-sm);
    background: var(--accent-dim);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1rem;
}
.skill-cat-icon i { font-size: 1.1rem; color: var(--accent); }
.skill-category h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.9rem;
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.skill-tag {
    padding: 0.3rem 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    color: var(--text-secondary);
    transition: all 0.3s;
}
.skill-tag:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
}

/* ─── SERVICES ─── */
#services { padding: 7rem 0; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2.5rem;
}
.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: all 0.4s;
    position: relative;
    overflow: hidden;
    cursor: default;
}
.service-card::after {
    content: '';
    position: absolute;
    top: -50%; left: -50%;
    width: 200%; height: 200%;
    background: radial-gradient(
        circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        var(--accent-dim) 0%, transparent 50%
    );
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}
.service-card:hover::after { opacity: 1; }
.service-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.service-number {
    font-family: 'Syne', sans-serif;
    font-size: 3.5rem;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.025);
    position: absolute;
    top: 0.8rem; right: 1.2rem;
    line-height: 1;
}
.service-icon {
    width: 52px; height: 52px;
    border-radius: var(--radius-md);
    background: var(--accent-dim);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1.5rem;
    position: relative; z-index: 1;
}
.service-icon i { font-size: 1.3rem; color: var(--accent); }
.service-card h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.7rem;
    position: relative; z-index: 1;
}
.service-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.7;
    position: relative; z-index: 1;
}
.service-arrow {
    margin-top: 1.5rem;
    color: var(--accent);
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s;
    position: relative; z-index: 1;
}
.service-card:hover .service-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ─── PROJECTS ─── */
#projects {
    padding: 7rem 0;
    background: var(--bg-secondary);
}
.projects-filter {
    display: flex; gap: 0.5rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}
.filter-btn {
    padding: 0.45rem 1.3rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
    font-family: 'DM Sans', sans-serif;
}
.filter-btn.active, .filter-btn:hover {
    background: var(--accent);
    color: var(--bg-primary);
    border-color: var(--accent);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 1rem;
}
.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s;
}
.project-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}
.project-thumb {
    width: 100%; height: 200px;
    position: relative;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
}
.project-thumb-icon {
    font-size: 3.5rem;
    color: rgba(255,255,255,0.08);
}
.project-thumb-overlay {
    position: absolute; inset: 0;
    background: rgba(0, 229, 160, 0.06);
    display: flex; align-items: center; justify-content: center;
    opacity: 0;
    transition: opacity 0.4s;
}
.project-card:hover .project-thumb-overlay { opacity: 1; }
.project-link-btn {
    width: 48px; height: 48px;
    border-radius: 50%;
    background: var(--accent);
    display: flex; align-items: center; justify-content: center;
    color: var(--bg-primary);
    font-size: 1rem;
    transform: scale(0.7);
    transition: transform 0.3s;
}
.project-card:hover .project-link-btn { transform: scale(1); }

.project-info { padding: 1.5rem; }
.project-info h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}
.project-info p {
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.65;
    margin-bottom: 1rem;
}
.project-tech { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.project-tech span {
    padding: 0.2rem 0.6rem;
    background: var(--accent-dim);
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    color: var(--accent);
    font-weight: 500;
}

/* ─── EXPERIENCE / EDUCATION ─── */
#experience { padding: 7rem 0; }

.timeline {
    position: relative;
    margin-top: 2.5rem;
    padding-left: 2rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--accent), var(--border));
}
.timeline-item {
    padding-left: 2rem;
    padding-bottom: 2.5rem;
    position: relative;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 6px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
    transform: translateX(-5px);
}
.timeline-dot::after {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    opacity: 0.25;
}
.timeline-date {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 0.4rem;
}
.timeline-item h3 {
    font-family: 'Syne', sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.2rem;
}
.timeline-item h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 0.6rem;
}
.timeline-item p {
    color: var(--text-muted);
    font-size: 0.85rem;
    line-height: 1.7;
}

/* ─── CONTACT ─── */
#contact {
    padding: 7rem 0;
    background: var(--bg-secondary);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    margin-top: 3rem;
}
.contact-info-card {
    display: flex; align-items: center; gap: 1rem;
    padding: 1rem 1.2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 0.8rem;
    transition: all 0.3s;
}
.contact-info-card:hover {
    border-color: var(--border-hover);
    transform: translateX(6px);
}
.contact-info-card .icon {
    width: 44px; height: 44px;
    border-radius: var(--radius-sm);
    background: var(--accent-dim);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.contact-info-card .icon i { color: var(--accent); font-size: 0.95rem; }
.contact-info-card h4 {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.15rem;
    font-weight: 500;
}
.contact-info-card p,
.contact-info-card a {
    font-size: 0.9rem;
    color: var(--text-primary);
    margin: 0;
}

.contact-form { display: flex; flex-direction: column; gap: 1rem; }
.form-row-custom { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group-custom { display: flex; flex-direction: column; }
.contact-form .form-label {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-bottom: 0.35rem;
    font-weight: 500;
}
.contact-form .form-control {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-size: 0.88rem;
    font-family: 'DM Sans', sans-serif;
    transition: all 0.3s;
}
.contact-form .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
    background: var(--bg-card-hover);
    outline: none;
}
.contact-form .form-control::placeholder { color: var(--text-muted); }
.contact-form textarea { resize: none; }

.btn-submit {
    width: 100%;
    justify-content: center;
    padding: 0.95rem;
    margin-top: 0.5rem;
}
.btn-submit .btn-icon { transition: transform 0.3s; }
.btn-submit:hover .btn-icon { transform: translateX(4px); }

/* ─── FOOTER ─── */
.footer {
    background: var(--bg-primary);
    border-top: 1px solid var(--border);
    padding: 4rem 0 0;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2.5rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--border);
}
.footer-brand p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.8rem;
    line-height: 1.6;
    max-width: 280px;
}
.footer-links-group h5 {
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}
.footer-links-group a {
    display: block;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    transition: color 0.3s;
}
.footer-links-group a:hover { color: var(--accent); }

.footer-socials { display: flex; gap: 0.6rem; }
.footer-socials a {
    width: 38px; height: 38px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-secondary);
    transition: all 0.3s;
    font-size: 0.9rem;
}
.footer-socials a:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
    transform: translateY(-3px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 0;
}
.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin: 0;
}

/* ─── SCROLL TOP ─── */
.scroll-top {
    position: fixed;
    bottom: 2rem; right: 2rem;
    width: 46px; height: 46px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    opacity: 0; visibility: hidden;
    transition: all 0.4s;
    z-index: 999;
    border: none;
    font-size: 1rem;
    box-shadow: 0 4px 20px var(--accent-glow);
}
.scroll-top.visible { opacity: 1; visibility: visible; }
.scroll-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px var(--accent-glow);
}