/* ============================================
   ZARA OSEI — UI DESIGNER PORTFOLIO
   Design System: Noir + Acid Green
   Fonts: Syne (display) + DM Sans (body)
   ============================================ */

/* --- CSS Variables --- */
:root {
  --bg: #0A0A0A;
  --bg-2: #111111;
  --bg-3: #1A1A1A;
  --surface: #161616;
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(180,255,60,0.3);

  --text-primary: #F0EDE8;
  --text-secondary: #888880;
  --text-muted: #555550;

  --accent: #B4FF3C;
  --accent-dim: rgba(180,255,60,0.12);
  --accent-glow: rgba(180,255,60,0.25);

  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  --transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);

  --max-width: 1280px;
  --nav-height: 72px;
}

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

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

body {
  background-color: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

img {
  display: block;
  max-width: 100%;
  height: 100%;
  object-fit: cover;
}

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

ul { list-style: none; }

/* --- Custom Cursor --- */
.cursor {
  position: fixed;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
  mix-blend-mode: difference;
}

.cursor-follower {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1.5px solid rgba(180,255,60,0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.12s ease, width 0.3s, height 0.3s, border-color 0.3s;
}

body.cursor-hover .cursor {
  width: 16px;
  height: 16px;
}

body.cursor-hover .cursor-follower {
  width: 56px;
  height: 56px;
  border-color: var(--accent);
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  z-index: 1000;
  transition: background var(--transition), backdrop-filter var(--transition);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: 40px;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

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

.nav-link:hover::after {
  width: 100%;
}

.nav-cta {
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 10px 22px;
  background: var(--accent);
  color: #0A0A0A;
  border-radius: 100px;
  letter-spacing: 0.01em;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px var(--accent-glow);
}

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

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* --- Mobile Menu --- */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 32px;
  text-align: center;
}

.mobile-link {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

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

/* --- Accent Color --- */
.accent { color: var(--accent); }

/* --- Section Tag --- */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
  background: var(--accent-dim);
}

/* --- Section Header --- */
.section-header {
  margin-bottom: 64px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

/* --- Reveal Animations --- */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-height) + 60px) 48px 60px;
  position: relative;
  overflow: hidden;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-bg-text {
  position: absolute;
  top: 50%;
  right: -2%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(200px, 28vw, 380px);
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.04);
  letter-spacing: -0.05em;
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
  letter-spacing: 0.04em;
}

.hero-tag::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 8.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin-bottom: 48px;
}

.hero-title .line {
  display: block;
}

.hero-title .line-accent {
  color: var(--accent);
}

.hero-title .line-outline {
  color: transparent;
  -webkit-text-stroke: 2px var(--text-primary);
}

.hero-title em {
  font-style: italic;
  font-weight: 300;
}

.hero-bottom {
  display: flex;
  align-items: flex-end;
  gap: 80px;
  max-width: 900px;
}

.hero-desc {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 380px;
  flex-shrink: 0;
}

.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

/* --- Buttons --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--accent);
  color: #0A0A0A;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 100px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px var(--accent-glow);
}

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

.btn-primary:hover .btn-arrow {
  transform: translateY(3px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 28px;
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 400;
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: color var(--transition), border-color var(--transition);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: rgba(255,255,255,0.2);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  color: var(--text-primary);
  font-size: 0.9375rem;
  font-weight: 500;
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* --- Hero Scroll Indicator --- */
.hero-scroll-indicator {
  position: absolute;
  bottom: 48px;
  right: 48px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* --- Hero Stats --- */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

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

.stat-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ============================================
   MARQUEE
   ============================================ */
.marquee-section {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
  background: var(--bg-2);
}

.marquee-track {
  display: flex;
  gap: 32px;
  align-items: center;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  width: max-content;
}

.marquee-track span {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.marquee-track .dot {
  color: var(--accent);
  font-size: 0.75rem;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================
   WORK SECTION
   ============================================ */
.work {
  padding: 120px 48px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.project-card {
  grid-column: span 6;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition);
  position: relative;
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.project-large {
  grid-column: span 7;
}

.project-wide {
  grid-column: span 12;
}

.project-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
}

.project-large .project-image {
  aspect-ratio: 4/3;
}

.project-wide .project-image {
  aspect-ratio: 21/8;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,10,10,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-link-btn {
  padding: 14px 28px;
  background: var(--accent);
  color: #0A0A0A;
  font-weight: 500;
  font-size: 0.875rem;
  border-radius: 100px;
  transform: translateY(12px);
  transition: transform var(--transition);
}

.project-card:hover .project-link-btn {
  transform: translateY(0);
}

.project-info {
  padding: 28px 32px;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.project-num {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.project-tags {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

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

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.work-cta {
  text-align: center;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: 120px 48px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: var(--max-width);
  margin: 0 auto;
  align-items: start;
}

.about-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin-bottom: 40px;
}

.about-image-wrap {
  position: relative;
  display: inline-block;
}

.about-img {
  width: 100%;
  max-width: 420px;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-lg);
  filter: grayscale(20%);
  transition: filter var(--transition);
}

.about-img:hover {
  filter: grayscale(0%);
}

.about-img-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  width: 80px;
  height: 80px;
  background: var(--accent);
  color: #0A0A0A;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  text-align: center;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.about-text {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 24px;
}

.about-text strong {
  color: var(--text-primary);
  font-weight: 500;
}

.about-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}

.tool-tag {
  font-size: 0.8125rem;
  font-weight: 400;
  padding: 7px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  transition: border-color var(--transition), color var(--transition);
}

.tool-tag:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.about-awards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.award-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition);
}

.award-item:hover {
  border-color: var(--border-hover);
}

.award-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.award-item div {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.award-item strong {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
}

.award-item span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: 120px 48px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--accent-dim), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  background: var(--bg-3);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 48px;
  height: 48px;
  color: var(--accent);
  margin-bottom: 24px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.service-num {
  position: absolute;
  top: 24px;
  right: 28px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
  padding: 120px 48px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.testimonials .section-header {
  max-width: var(--max-width);
  margin: 0 auto 56px;
}

.testimonials-track {
  display: flex;
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  transition: transform var(--transition);
}

.testimonial-card {
  flex: 0 0 calc(100% - 0px);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px 56px;
  display: none;
}

.testimonial-card.active {
  display: block;
}

.testimonial-text {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: var(--text-primary);
  line-height: 1.65;
  font-weight: 300;
  font-style: italic;
  margin-bottom: 36px;
}

.testimonial-text::before {
  content: '"';
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--accent);
  line-height: 0;
  vertical-align: -1.5rem;
  margin-right: 4px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.testimonial-author img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
}

.testimonial-author strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-primary);
}

.testimonial-author span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.testimonial-dots {
  display: flex;
  gap: 10px;
  justify-content: center;
  margin-top: 36px;
}

.dot-btn {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  border: none;
  cursor: none;
  transition: background var(--transition), width var(--transition);
}

.dot-btn.active {
  background: var(--accent);
  width: 24px;
  border-radius: 4px;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: 140px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  max-width: var(--max-width);
  margin: 0 auto;
}

.contact-inner {
  position: relative;
  z-index: 2;
}

.contact-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.contact-sub {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: 48px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.contact-email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  margin-bottom: 40px;
  position: relative;
  transition: opacity var(--transition);
}

.contact-email::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.contact-email:hover::after {
  transform: scaleX(1);
}

.contact-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.contact-social {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.contact-social:hover {
  color: var(--accent);
}

.contact-bg-text {
  position: absolute;
  bottom: -5%;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: clamp(120px, 20vw, 260px);
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.03);
  letter-spacing: 0.1em;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 28px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-primary);
}

.footer-right {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .project-large {
    grid-column: span 12;
  }
  .project-card {
    grid-column: span 6;
  }
}

@media (max-width: 900px) {
  .nav { padding: 0 24px; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }

  .hero { padding: calc(var(--nav-height) + 40px) 24px 60px; }
  .hero-bottom { flex-direction: column; gap: 32px; }
  .hero-stats { gap: 24px; }
  .hero-scroll-indicator { display: none; }

  .work { padding: 80px 24px; }
  .projects-grid { grid-template-columns: 1fr; gap: 16px; }
  .project-card, .project-large, .project-wide { grid-column: span 1; }
  .project-wide .project-image { aspect-ratio: 16/9; }

  .about { padding: 80px 24px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }

  .services { padding: 80px 24px; }
  .services-grid { grid-template-columns: 1fr 1fr; }

  .testimonials { padding: 80px 24px; }
  .testimonial-card { padding: 32px 28px; }

  .contact { padding: 100px 24px; }
  .footer { padding: 24px; flex-direction: column; gap: 12px; text-align: center; }
}

@media (max-width: 600px) {
  .hero-title { font-size: clamp(2.8rem, 12vw, 4rem); }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 20px; }
  .stat-divider { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .about-img { max-width: 100%; }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* --- Selection --- */
::selection {
  background: var(--accent);
  color: #0A0A0A;
}