/* ========================================
   MyWork Portfolio - Glassmorphism Style
   ======================================== */

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

:root {
  --bg-dark: #0a0a1a;
  --bg-card: rgba(255, 255, 255, 0.05);
  --bg-card-hover: rgba(255, 255, 255, 0.1);
  --border-glass: rgba(255, 255, 255, 0.12);
  --text-primary: #f0f0f5;
  --text-secondary: rgba(240, 240, 245, 0.65);
  --accent-1: #7c3aed;
  --accent-2: #06b6d4;
  --accent-3: #8b5cf6;
  --gradient-accent: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  --blur: 16px;
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --max-width: 1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Animated Background ---------- */
.bg-blobs {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--bg-dark);
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  animation: blobFloat 20s ease-in-out infinite alternate;
}

.blob-1 {
  width: 600px; height: 600px;
  background: var(--accent-1);
  top: -10%; left: -10%;
  animation-duration: 22s;
}

.blob-2 {
  width: 500px; height: 500px;
  background: var(--accent-2);
  bottom: -10%; right: -10%;
  animation-duration: 18s;
  animation-delay: -5s;
}

.blob-3 {
  width: 400px; height: 400px;
  background: #ec4899;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation-duration: 25s;
  animation-delay: -10s;
}

@keyframes blobFloat {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(60px, -40px) scale(1.1); }
  66%  { transform: translate(-40px, 60px) scale(0.9); }
  100% { transform: translate(30px, -30px) scale(1.05); }
}

/* ---------- Glass Card ---------- */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--border-glass);
  border-radius: var(--radius);
}

.glass-hover {
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.glass-hover:hover {
  transform: translateY(-4px) scale(1.01);
  background: var(--bg-card-hover);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.15), 0 0 0 1px rgba(124, 58, 237, 0.1);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background var(--transition), backdrop-filter var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 10, 26, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.nav-logo {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.nav-logo.visible {
  opacity: 1;
  pointer-events: auto;
}

.nav-logo-img {
  height: 36px;
  width: auto;
}

.nav-spacer {
  width: 120px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

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

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

/* Language Toggle */
.lang-toggle {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  overflow: hidden;
}

.lang-toggle button {
  background: none;
  border: none;
  color: var(--text-secondary);
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font);
}

.lang-toggle button.active {
  background: var(--gradient-accent);
  color: #fff;
}

/* Mobile Menu */
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 4px;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
}

.hero-content { max-width: 720px; }

.hero-logo {
  height: 110px;
  width: auto;
  margin: 0 auto 24px;
  transition: opacity 0.3s ease;
}

.hero-logo.hidden {
  opacity: 0;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1.5px;
}

.hero h1 .gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.typing-cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--accent-2);
  margin-left: 4px;
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  50% { opacity: 0; }
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient-accent);
  border: none;
  border-radius: 50px;
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  font-family: var(--font);
}

.hero-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.4);
}

.hero-cta svg {
  width: 18px; height: 18px;
  transition: transform var(--transition);
}

.hero-cta:hover svg { transform: translateX(4px); }

/* ---------- Section ---------- */
.section {
  padding: 100px 0;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 48px;
  max-width: 560px;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Project Grid ---------- */
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.project-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition);
}

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

.project-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
}

.project-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  flex: 1;
}

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

.tag {
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 50px;
  background: rgba(124, 58, 237, 0.15);
  color: var(--accent-3);
  border: 1px solid rgba(124, 58, 237, 0.2);
}

.tag.cyan {
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-2);
  border-color: rgba(6, 182, 212, 0.2);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent-2);
  transition: gap var(--transition);
}

.project-link:hover { gap: 10px; }

.project-link svg { width: 16px; height: 16px; }

/* ---------- About Section ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-avatar {
  width: 200px; height: 200px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: 900;
  margin: 0 auto 24px;
  border: 3px solid var(--border-glass);
}

.about-text h3 {
  font-size: 1.3rem;
  margin-bottom: 16px;
  font-weight: 700;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.about-links {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}

.about-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 12px;
  transition: all var(--transition);
}

.about-links a:hover {
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

/* ---------- Footer ---------- */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-glass);
  text-align: center;
}

.footer p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--text-primary); }

/* ---------- Scroll Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

/* ========================================
   Gigamix Showcase Page
   ======================================== */

/* ---------- Page Header ---------- */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
}

.page-header h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.page-header .subtitle {
  color: var(--text-secondary);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 24px;
}

.page-header .project-tags {
  justify-content: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 24px;
  transition: color var(--transition), gap var(--transition);
}

.back-link:hover { color: var(--text-primary); gap: 10px; }

.back-link svg { width: 16px; height: 16px; }

/* ---------- Tech Stack Grid ---------- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.tech-card {
  padding: 24px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.tech-card .tech-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
}

.tech-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
}

.tech-card p {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ---------- Feature Showcase (Paired Site + Admin) ---------- */
.showcase-feature {
  margin-bottom: 80px;
}

.showcase-feature:last-child { margin-bottom: 0; }

.showcase-intro {
  max-width: 700px;
  margin: 0 auto 32px;
  text-align: center;
}

.showcase-intro h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.showcase-intro p {
  color: var(--text-secondary);
  font-size: 1rem;
}

.showcase-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.showcase-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.showcase-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.showcase-label.site-label { color: var(--accent-2); }
.showcase-label.admin-label { color: var(--accent-3); }

.showcase-label-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
}

.site-label .showcase-label-dot { background: var(--accent-2); }
.admin-label .showcase-label-dot { background: var(--accent-3); }

.showcase-arrow {
  display: none;
  justify-content: center;
  padding: 8px 0;
  color: var(--text-secondary);
}

.showcase-caption {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding: 0 4px;
}

/* Feature Mockup - Browser Frame with Screenshot */
.feature-mockup {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-glass);
  overflow: hidden;
  background: rgba(0, 0, 0, 0.3);
  transition: box-shadow var(--transition), transform var(--transition);
}

.feature-mockup:hover {
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.15);
  transform: translateY(-2px);
}

.mockup-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--border-glass);
}

.mockup-bar-url {
  margin-left: 12px;
  padding: 3px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.7rem;
  color: var(--text-secondary);
  font-family: monospace;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}

.mockup-dot:nth-child(1) { background: #ef4444; }
.mockup-dot:nth-child(2) { background: #eab308; }
.mockup-dot:nth-child(3) { background: #22c55e; }

/* Screenshot image inside frame */
.mockup-screenshot {
  max-height: 420px;
  overflow: hidden;
  position: relative;
}

.mockup-screenshot img {
  width: 100%;
  display: block;
  object-fit: cover;
  object-position: top;
}

.mockup-screenshot.tall img {
  object-fit: cover;
  height: 420px;
}

/* Fade-out at bottom to indicate scrollable content */
.mockup-screenshot::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 60px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.7), transparent);
  pointer-events: none;
}

.mockup-screenshot.no-fade::after {
  display: none;
}

.mockup-body {
  padding: 16px;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mockup-line {
  height: 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
}

.mockup-line.short { width: 60%; }
.mockup-line.medium { width: 80%; }
.mockup-line.accent {
  background: rgba(124, 58, 237, 0.2);
  width: 40%;
  height: 14px;
}

.mockup-grid-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 4px;
}

.mockup-grid-item {
  aspect-ratio: 1;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
}

.mockup-row {
  display: flex;
  gap: 10px;
  align-items: center;
}

.mockup-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(124, 58, 237, 0.2);
  flex-shrink: 0;
}

.mockup-stat-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.mockup-stat {
  padding: 12px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
}

.mockup-stat .mockup-line { height: 8px; margin-bottom: 6px; }
.mockup-stat .mockup-line.accent { height: 18px; width: 50%; }

/* Admin mockup specific */
.mockup-sidebar {
  display: flex;
  gap: 0;
  height: 100%;
}

.mockup-sidebar-nav {
  width: 48px;
  background: rgba(255, 255, 255, 0.03);
  border-right: 1px solid var(--border-glass);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 10px 0;
  gap: 10px;
  flex-shrink: 0;
}

.mockup-sidebar-icon {
  width: 28px; height: 28px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
}

.mockup-sidebar-icon.active {
  background: rgba(124, 58, 237, 0.25);
}

.mockup-main {
  flex: 1;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 0;
}

/* Form mockup elements */
.mockup-form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mockup-label {
  height: 6px;
  width: 60px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.12);
}

.mockup-input {
  height: 28px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
}

.mockup-input.textarea {
  height: 50px;
}

.mockup-btn {
  display: inline-block;
  height: 26px;
  width: 70px;
  border-radius: 6px;
  background: rgba(124, 58, 237, 0.3);
}

.mockup-btn.sm {
  height: 22px;
  width: 50px;
}

.mockup-btn.success {
  background: rgba(34, 197, 94, 0.25);
}

.mockup-btn.danger {
  background: rgba(239, 68, 68, 0.2);
  width: 24px;
}

.mockup-table-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.mockup-table-row + .mockup-table-row { margin-top: 4px; }

.mockup-img-placeholder {
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.7rem;
  flex-shrink: 0;
}

/* Banner mockup specifics */
.mockup-banner {
  height: 70px;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.15), rgba(6, 182, 212, 0.15));
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 12px;
  position: relative;
  overflow: hidden;
}

.mockup-banner::after {
  content: '';
  position: absolute;
  right: 16px;
  width: 50px; height: 50px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

.mockup-banner-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* Nav dots for banner slider */
.mockup-nav-dots {
  display: flex;
  gap: 6px;
  justify-content: center;
  margin-top: 6px;
}

.mockup-nav-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

.mockup-nav-dot.active {
  background: var(--accent-2);
}

/* Product card mockup */
.mockup-product-card {
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  overflow: hidden;
}

.mockup-product-img {
  height: 48px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.1), rgba(6, 182, 212, 0.08));
}

.mockup-product-info {
  padding: 8px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

/* Toggle / Switch */
.mockup-toggle {
  width: 30px; height: 16px;
  border-radius: 8px;
  background: rgba(34, 197, 94, 0.3);
  position: relative;
  flex-shrink: 0;
}

.mockup-toggle::after {
  content: '';
  position: absolute;
  right: 2px; top: 2px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.6);
}

.mockup-toggle.off {
  background: rgba(255, 255, 255, 0.1);
}

.mockup-toggle.off::after {
  right: auto; left: 2px;
  background: rgba(255, 255, 255, 0.3);
}

/* Tabs mockup */
.mockup-tabs {
  display: flex;
  gap: 2px;
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 0;
}

.mockup-tab {
  padding: 6px 12px;
  font-size: 0.65rem;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.mockup-tab.active {
  color: var(--accent-2);
  border-bottom-color: var(--accent-2);
}

/* Upload area */
.mockup-upload {
  height: 50px;
  border-radius: 8px;
  border: 2px dashed var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 0.7rem;
}

/* Rich text editor mockup */
.mockup-editor-toolbar {
  display: flex;
  gap: 3px;
  padding: 6px 8px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-glass);
  border-radius: 6px 6px 0 0;
  flex-wrap: wrap;
}

.mockup-editor-btn {
  width: 22px; height: 22px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.06);
  flex-shrink: 0;
}

.mockup-editor-body {
  min-height: 60px;
  padding: 10px;
  border: 1px solid var(--border-glass);
  border-top: none;
  border-radius: 0 0 6px 6px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ---------- Architecture Diagram ---------- */
.arch-diagram {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
}

.arch-layer {
  padding: 24px;
  text-align: center;
}

.arch-layer h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 16px;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.arch-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.arch-item {
  padding: 8px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.arch-connector {
  display: none;
}

/* Full-width architecture */
.arch-full {
  grid-column: 1 / -1;
}

/* ---------- Data Models ---------- */
.models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.model-card {
  padding: 20px;
}

.model-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.model-card h4::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gradient-accent);
  flex-shrink: 0;
}

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

.model-field {
  font-size: 0.78rem;
  color: var(--text-secondary);
  padding: 3px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.model-field:last-child { border-bottom: none; }

.model-rel {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border-glass);
  font-size: 0.75rem;
  color: var(--accent-2);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(10, 10, 26, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-glass);
  }
  .nav-hamburger { display: block; }
  .nav-spacer { display: none; }

  .hero { padding: 100px 24px 60px; }

  .project-grid { grid-template-columns: 1fr; }

  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-links { justify-content: center; }

  .tech-grid { grid-template-columns: repeat(2, 1fr); }

  .showcase-pair { grid-template-columns: 1fr; }

  .showcase-arrow { display: flex; }

  .arch-diagram { grid-template-columns: 1fr; }

  .models-grid { grid-template-columns: 1fr; }

  .section { padding: 60px 0; }

  .showcase-feature { margin-bottom: 56px; }

  .mockup-sidebar-nav { width: 36px; }
}

@media (max-width: 480px) {
  .tech-grid { grid-template-columns: 1fr 1fr; }
  .mockup-grid-items { grid-template-columns: repeat(2, 1fr); }
  .mockup-stat-cards { grid-template-columns: 1fr; }
  .mockup-tabs { overflow-x: auto; }
}