/* ─── CSS Variables ─────────────────────────────────────────────────────── */
:root {
  --bg: #070914;
  --bg-2: #0c1020;
  --bg-3: #12182a;
  --surface: rgba(255,255,255,0.055);
  --surface-hover: rgba(255,255,255,0.085);
  --border: rgba(202,211,255,0.12);
  --border-glow: rgba(139,92,246,0.38);

  --text: #f7f8fc;
  --text-dim: #aab1c5;
  --text-muted: #737e96;

  --violet: #8b5cf6;
  --violet-light: #a78bfa;
  --indigo: #4ea0f1;
  --action-primary: #7c3aed;
  --cyan: #2dd4bf;
  --cyan-dim: rgba(45,212,191,0.16);
  --pink: #f472b6;

  --grad-hero: linear-gradient(135deg, #8b5cf6 0%, #6f78f4 52%, #4ea0f1 100%);
  --grad-action: linear-gradient(135deg, #7c3aed 0%, #2563eb 100%);
  --grad-card: linear-gradient(135deg, rgba(139,92,246,0.11) 0%, rgba(78,160,241,0.07) 100%);
  --grad-glow: none;

  --section-bg: rgba(7,9,20,0.78);
  --section-bg-alt: rgba(12,16,32,0.84);
  --network-node-rgb: 139, 92, 246;
  --network-link-rgb: 78, 160, 241;
  --floating-bg: rgba(13,18,37,0.9);
  --floating-text: #f7f8fc;
  --success: #4ade80;
  --success-soft: rgba(34,197,94,0.1);
  --success-border: rgba(34,197,94,0.2);

  --font-main: 'Noto Sans', system-ui, sans-serif;
  --font-display: 'Noto Sans Display', 'Noto Sans', system-ui, sans-serif;

  --radius-sm: 6px;
  --radius: 8px;
  --radius-lg: 8px;
  --radius-xl: 8px;

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4), 0 1px 0 rgba(255,255,255,0.04) inset;
  --shadow-glow: 0 18px 45px rgba(139,92,246,0.16);
  --shadow-btn: 0 8px 24px rgba(139,92,246,0.26);
  --shadow-nav: 0 4px 40px rgba(0,0,0,0.5);
  --nav-bg: rgba(7,9,20,0.9);
  --mobile-nav-bg: rgba(7,9,20,0.98);
  --overlay-bg: rgba(7,9,20,0.86);
  --soft-bg: rgba(255,255,255,0.04);
  --input-bg: rgba(255,255,255,0.03);
  --input-focus-bg: rgba(139,92,246,0.06);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f8fc;
  --bg-2: #eef2f8;
  --bg-3: #ffffff;
  --surface: rgba(255,255,255,0.82);
  --surface-hover: #ffffff;
  --border: rgba(39,50,78,0.12);
  --border-glow: rgba(109,63,227,0.32);

  --text: #171a2b;
  --text-dim: #4e5871;
  --text-muted: #6f7890;

  --violet: #6d3fe3;
  --violet-light: #7954df;
  --indigo: #2577c9;
  --action-primary: #6d3fe3;
  --cyan: #0f766e;
  --cyan-dim: rgba(15,118,110,0.12);
  --pink: #be3f7c;

  --grad-hero: linear-gradient(135deg, #6d3fe3 0%, #5968df 52%, #2577c9 100%);
  --grad-action: linear-gradient(135deg, #6d28d9 0%, #1d4ed8 100%);
  --grad-card: linear-gradient(135deg, rgba(109,63,227,0.08) 0%, rgba(37,119,201,0.06) 100%);
  --grad-glow: none;

  --section-bg: rgba(247,248,252,0.8);
  --section-bg-alt: rgba(238,242,248,0.86);
  --network-node-rgb: 109, 63, 227;
  --network-link-rgb: 37, 119, 201;
  --floating-bg: rgba(255,255,255,0.92);
  --floating-text: #252b42;
  --success: #15803d;
  --success-soft: rgba(21,128,61,0.09);
  --success-border: rgba(21,128,61,0.2);

  --shadow-card: 0 10px 35px rgba(15,23,42,0.09), 0 1px 0 rgba(255,255,255,0.8) inset;
  --shadow-glow: 0 18px 45px rgba(109,63,227,0.13);
  --shadow-btn: 0 8px 24px rgba(109,63,227,0.2);
  --shadow-nav: 0 8px 35px rgba(15,23,42,0.08);
  --nav-bg: rgba(255,255,255,0.86);
  --mobile-nav-bg: rgba(247,248,252,0.98);
  --overlay-bg: rgba(15,23,42,0.78);
  --soft-bg: rgba(15,23,42,0.04);
  --input-bg: rgba(255,255,255,0.72);
  --input-focus-bg: rgba(109,63,227,0.06);
}

/* ─── Reset & Base ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

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

body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

#ambient-network {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: 0.78;
  pointer-events: none;
}

:root[data-theme="light"] #ambient-network { opacity: 0.55; }

#portfolio-root {
  position: relative;
  z-index: 1;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

/* ─── Scrollbar ─────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(139,92,246,0.4); border-radius: 10px; }

/* ─── Loading Screen ────────────────────────────────────────────────────── */
#loading-screen {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s;
}

#loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.loader-logo {
  width: 58px;
  max-width: 58px;
  aspect-ratio: 817 / 714;
  object-fit: contain;
  filter: drop-shadow(0 10px 28px rgba(78, 160, 241, 0.24));
}

.loader-bar {
  width: 120px;
  height: 2px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  overflow: hidden;
}

.loader-fill {
  height: 100%;
  background: var(--grad-hero);
  border-radius: 10px;
  animation: loadFill 1.2s ease-in-out forwards;
}

@keyframes loadFill {
  from { width: 0; }
  to { width: 100%; }
}

/* ─── Container ─────────────────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ─── Navbar ─────────────────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.2rem 0;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0.8rem 0;
  box-shadow: var(--shadow-nav);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.site-logo {
  display: block;
  width: auto;
  height: auto;
}

.site-logo-header {
  width: 68px;
  aspect-ratio: 817 / 714;
  object-fit: contain;
  filter: drop-shadow(0 6px 18px rgba(78, 160, 241, 0.2));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  padding: 0.5rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dim);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--violet);
  border-radius: 50%;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  gap: 0.25rem;
  background: var(--soft-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px;
}

.theme-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--soft-bg);
  color: var(--text-dim);
  transition: var(--transition);
}

.theme-toggle:hover {
  border-color: var(--violet);
  color: var(--text);
  transform: translateY(-1px);
}

.theme-icon {
  position: absolute;
  width: 18px;
  height: 18px;
  opacity: 0;
  transform: scale(0.78) rotate(-15deg);
  transition: var(--transition);
}

:root[data-theme="dark"] .theme-icon-moon,
:root[data-theme="light"] .theme-icon-sun {
  opacity: 1;
  transform: scale(1) rotate(0);
}

.lang-btn {
  padding: 0.3rem 0.6rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-dim);
  border-radius: 5px;
  transition: var(--transition);
  letter-spacing: 0;
}

.lang-btn:hover { color: var(--text); }
.lang-btn.active {
  background: var(--action-primary);
  color: white;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

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

/* ─── Sections ──────────────────────────────────────────────────────────── */
.section {
  padding: 6rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--violet-light);
  margin-bottom: 1rem;
  position: relative;
  padding: 0 1.5rem;
}

.section-label::before, .section-label::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40px;
  height: 1px;
  background: var(--violet);
  opacity: 0.5;
}

.section-label::before { right: 100%; margin-right: -1.2rem; }
.section-label::after { left: 100%; margin-left: -1.2rem; }

.section-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  letter-spacing: 0;
}

.section-title .accent {
  background: var(--grad-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Reveal Animation ──────────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ─── Hero Section ──────────────────────────────────────────────────────── */
.hero-section {
  min-height: 90vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 7rem 2rem 4rem;
}

.hero-glow-1 {
  position: absolute;
  top: 20%;
  left: -10%;
  width: 600px;
  height: 600px;
  display: none;
  pointer-events: none;
  z-index: 0;
}

.hero-glow-2 {
  position: absolute;
  bottom: 0;
  right: -5%;
  width: 500px;
  height: 500px;
  display: none;
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  flex: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(139,92,246,0.12);
  border: 1px solid rgba(139,92,246,0.25);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--violet-light);
  margin-bottom: 1.5rem;
  letter-spacing: 0;
  animation: fadeInDown 0.8s ease forwards;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--violet-light);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero-name {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: 0;
  margin-bottom: 1rem;
  animation: fadeInUp 0.9s ease 0.1s both;
}

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

.hero-role {
  font-size: 1.5rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.9s ease 0.2s both;
}

.typing-text {
  color: var(--cyan);
  font-weight: 500;
}

.typing-cursor {
  color: var(--violet-light);
  animation: blink 1s infinite;
  font-weight: 300;
}

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

.hero-description {
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.9s ease 0.3s both;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.9s ease 0.4s both;
}

/* ─── Buttons ───────────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: var(--grad-action);
  color: white;
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius);
  letter-spacing: 0;
  transition: var(--transition);
  box-shadow: var(--shadow-btn);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
  opacity: 0;
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(139,92,246,0.5);
}

.btn-primary:hover::before { opacity: 1; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  letter-spacing: 0;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  border-color: var(--violet);
  background: rgba(139,92,246,0.1);
  transform: translateY(-2px);
}

/* Hero Socials */
.hero-socials {
  display: flex;
  gap: 0.75rem;
  animation: fadeInUp 0.9s ease 0.5s both;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  transition: var(--transition);
}

.social-link svg { width: 18px; height: 18px; }

.social-link:hover {
  border-color: var(--violet);
  color: var(--violet-light);
  background: rgba(139,92,246,0.1);
  transform: translateY(-2px);
}

/* ─── Hero Visual ────────────────────────────────────────────────────────── */
.hero-visual {
  position: relative;
  z-index: 2;
  flex-shrink: 0;
  display: flex;
  justify-content: center;
  animation: fadeInRight 1s ease 0.3s both;
}

.profile-card {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.profile-img-wrap {
  position: relative;
  width: 260px;
  height: 260px;
}

.profile-img-placeholder {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--bg-3);
  border: 2px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.profile-img-placeholder svg {
  position: absolute;
  width: 100%;
  height: 100%;
}

.hero-logo {
  position: relative;
  z-index: 1;
  width: 124px;
  aspect-ratio: 817 / 714;
  object-fit: contain;
  filter: drop-shadow(0 16px 40px rgba(78, 160, 241, 0.18));
}

.profile-ring {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(var(--bg), var(--bg)) padding-box,
              var(--grad-hero) border-box;
  animation: spin 8s linear infinite;
}

.profile-ring-2 {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: linear-gradient(var(--bg), var(--bg)) padding-box,
              linear-gradient(135deg, transparent 30%, rgba(45,212,191,0.3), transparent 70%) border-box;
  animation: spin 14s linear infinite reverse;
}

@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.profile-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--success-soft);
  border: 1px solid var(--success-border);
  border-radius: 50px;
  font-size: 0.8rem;
  color: var(--success);
  font-weight: 500;
}

.status-dot {
  width: 7px;
  height: 7px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

/* Floating badges */
.floating-badge {
  position: absolute;
  background: var(--floating-bg);
  border: 1px solid var(--border-glow);
  color: var(--floating-text);
  backdrop-filter: blur(10px);
  border-radius: var(--radius);
  padding: 0.5rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.badge-1 { top: 5%; right: -20%; animation: float 5s ease-in-out infinite; }
.badge-2 { bottom: 15%; left: -20%; animation: float 5s ease-in-out infinite 1.5s; }
.badge-3 { top: 35%; right: -25%; animation: float 5s ease-in-out infinite 3s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0;
  text-transform: uppercase;
  z-index: 2;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--violet), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: top; }
}

/* ─── About Section ─────────────────────────────────────────────────────── */
.about-section { background: var(--section-bg-alt); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.about-text p {
  color: var(--text-dim);
  margin-bottom: 1.25rem;
  line-height: 1.8;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.tag {
  padding: 0.35rem 0.9rem;
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--violet-light);
  letter-spacing: 0;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--grad-hero);
  opacity: 0;
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--border-glow);
  background: var(--surface-hover);
  transform: translateY(-4px);
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--grad-hero);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.825rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* ─── Skills Section ─────────────────────────────────────────────────────── */
.skills-section { background: var(--section-bg); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.skill-category {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
}

.skill-category:hover {
  border-color: var(--border-glow);
  background: var(--surface-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.skill-cat-icon {
  width: 40px;
  height: 40px;
  background: rgba(139,92,246,0.15);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.skill-cat-icon svg {
  width: 20px;
  height: 20px;
  color: var(--violet-light);
}

.skill-cat-header h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  padding: 0.35rem 0.8rem;
  background: rgba(78,160,241,0.08);
  border: 1px solid rgba(78,160,241,0.15);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: var(--transition);
  cursor: default;
}

.pill:hover {
  background: rgba(139,92,246,0.15);
  border-color: rgba(139,92,246,0.3);
  color: var(--violet-light);
  transform: translateY(-1px);
}

/* ─── Portfolio Section ─────────────────────────────────────────────────── */
.portfolio-section { background: var(--section-bg-alt); }

.filter-tabs {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-btn {
  padding: 0.5rem 1.3rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: var(--transition);
  letter-spacing: 0;
}

.filter-btn:hover { border-color: var(--violet); color: var(--text); }
.filter-btn.active {
  background: var(--action-primary);
  border-color: var(--action-primary);
  color: white;
  box-shadow: 0 4px 16px rgba(139,92,246,0.35);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.75rem;
}

.project-card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  isolation: isolate;
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.3s ease,
              box-shadow 0.3s ease;
}

.project-card:hover {
  border-color: var(--border-glow);
  transform: translateZ(0);
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.project-img {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  isolation: isolate;
  background: var(--bg-3);
  contain: paint;
}

.project-img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.project-screenshot {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  background: var(--bg-3);
  backface-visibility: hidden;
  transform: translateZ(0) scale(1.012);
  transform-origin: center center;
  will-change: transform;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-screenshot {
  transform: translateZ(0) scale(1.04);
}

.gradient-1 { background: linear-gradient(135deg, #171030 0%, #222b5a 55%, #123b5e 100%); }
.gradient-2 { background: linear-gradient(135deg, #0d2840 0%, #174a6f 55%, #173c35 100%); }
.gradient-3 { background: linear-gradient(135deg, #301433 0%, #55234f 55%, #1f3158 100%); }
.gradient-4 { background: linear-gradient(135deg, #141c3c 0%, #243e72 55%, #154052 100%); }
.gradient-5 { background: linear-gradient(135deg, #20153d 0%, #3d2766 55%, #154b55 100%); }
.gradient-6 { background: linear-gradient(135deg, #102b45 0%, #203f6a 50%, #4a2041 100%); }

.project-overlay {
  position: absolute;
  inset: 0;
  padding: 1rem;
  background: linear-gradient(to top, rgba(7,9,20,0.92) 0%, rgba(7,9,20,0.52) 46%, rgba(7,9,20,0) 82%);
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  gap: 1rem;
  opacity: 0;
  pointer-events: none;
  z-index: 1;
  border: 0;
  outline: 0;
  backface-visibility: hidden;
  transform: translateZ(0);
  will-change: opacity;
  transition: opacity 0.2s ease;
}

.project-card:hover .project-overlay,
.project-card:focus-within .project-overlay {
  opacity: 1;
  pointer-events: auto;
}

.project-category {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.25rem 0.55rem;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 4px;
  background: rgba(7,9,20,0.78);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  z-index: 2;
}

.proj-link {
  padding: 0.5rem 1.2rem;
  background: rgba(139,92,246,0.2);
  border: 1px solid rgba(167,139,250,0.48);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--violet-light);
  transition: var(--transition);
  position: relative;
  z-index: 2;
}

.proj-link:hover {
  background: var(--action-primary);
  color: white;
  border-color: var(--action-primary);
}

.project-body {
  padding: 1.5rem;
  min-height: 178px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.proj-tag {
  padding: 0.2rem 0.6rem;
  background: rgba(45,212,191,0.08);
  border: 1px solid rgba(45,212,191,0.15);
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.proj-tag-link {
  transition: var(--transition);
}

.proj-tag-link:hover {
  background: rgba(139,92,246,0.14);
  border-color: rgba(139,92,246,0.35);
  color: var(--violet-light);
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.project-title a:hover,
.project-title a:focus-visible {
  color: var(--violet-light);
}

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

/* ─── Experience Section ─────────────────────────────────────────────────── */
.experience-section { background: var(--section-bg); }

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--violet), var(--indigo), transparent);
  opacity: 0.4;
}

.timeline-item {
  position: relative;
  padding-left: 2.5rem;
  padding-bottom: 3.5rem;
}

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

.timeline-dot {
  position: absolute;
  left: -5px;
  top: 6px;
  width: 10px;
  height: 10px;
  background: var(--violet);
  border-radius: 50%;
  border: 2px solid var(--bg);
  box-shadow: 0 0 12px rgba(139,92,246,0.6);
}

.timeline-dot.edu {
  background: var(--cyan);
  box-shadow: 0 0 12px rgba(45,212,191,0.6);
}

.timeline-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: var(--border-glow);
  background: var(--surface-hover);
}

.timeline-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.timeline-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.timeline-badge {
  padding: 0.2rem 0.7rem;
  background: rgba(139,92,246,0.12);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--violet-light);
  letter-spacing: 0;
  text-transform: uppercase;
}

.timeline-badge.freelance {
  background: rgba(45,212,191,0.1);
  border-color: rgba(45,212,191,0.2);
  color: var(--cyan);
}

.timeline-badge.edu-badge {
  background: rgba(236,72,153,0.1);
  border-color: rgba(236,72,153,0.2);
  color: var(--pink);
}

.timeline-content h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.timeline-company {
  font-size: 0.875rem;
  color: var(--violet-light);
  font-weight: 500;
  display: block;
  margin-bottom: 0.75rem;
}

.timeline-content p {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.timeline-tags span {
  padding: 0.2rem 0.6rem;
  background: rgba(78,160,241,0.08);
  border-radius: 4px;
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* ─── Services Section ─────────────────────────────────────────────────── */
.services-section { background: var(--section-bg-alt); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-card);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

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

.service-icon {
  width: 50px;
  height: 50px;
  background: rgba(139,92,246,0.12);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: var(--transition);
  position: relative;
  z-index: 1;
}

.service-icon svg { width: 24px; height: 24px; color: var(--violet-light); }

.service-card:hover .service-icon {
  background: rgba(139,92,246,0.2);
  box-shadow: 0 0 20px rgba(139,92,246,0.3);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.service-card p {
  font-size: 0.875rem;
  color: var(--text-dim);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.service-number {
  position: absolute;
  bottom: 1.5rem;
  right: 1.75rem;
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255,255,255,0.03);
  line-height: 1;
  pointer-events: none;
  transition: var(--transition);
}

.service-card:hover .service-number { color: rgba(139,92,246,0.08); }

.author-role {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  transition: var(--transition);
}

.slider-btn svg { width: 18px; height: 18px; }

.slider-btn:hover {
  border-color: var(--violet);
  color: var(--violet-light);
  background: rgba(139,92,246,0.1);
}

.slider-dots {
  display: flex;
  gap: 0.5rem;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  transition: var(--transition);
  cursor: pointer;
}

.dot.active {
  background: var(--violet);
  transform: scale(1.3);
}

/* ─── Contact Section ───────────────────────────────────────────────────── */
.contact-section { background: var(--section-bg-alt); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info > p {
  color: var(--text-dim);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  width: 40px;
  height: 40px;
  background: rgba(139,92,246,0.1);
  border: 1px solid rgba(139,92,246,0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg { width: 18px; height: 18px; color: var(--violet-light); }

.contact-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0;
  font-weight: 600;
  margin-bottom: 0.2rem;
}

.contact-value {
  font-size: 0.9rem;
  color: var(--text);
  font-weight: 500;
}

.contact-socials {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.social-btn {
  padding: 0.5rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
  transition: var(--transition);
}

.social-btn:hover {
  border-color: var(--violet);
  color: var(--violet-light);
  background: rgba(139,92,246,0.08);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: 0;
}

.form-group input,
.form-group textarea {
  background: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.875rem 1.1rem;
  font-family: var(--font-main);
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
  transition: var(--transition);
  resize: none;
  width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(139,92,246,0.5);
  background: var(--input-focus-bg);
  box-shadow: 0 0 0 3px rgba(139,92,246,0.1);
}

.hp-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-group input.error,
.form-group textarea.error {
  border-color: rgba(239,68,68,0.5);
}

.form-error {
  font-size: 0.78rem;
  color: #ef4444;
  min-height: 1rem;
}

.form-submit {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2rem;
  width: 100%;
  cursor: pointer;
}

.form-submit svg { width: 16px; height: 16px; }
.form-submit:disabled { opacity: 0.6; cursor: not-allowed; }

.form-success {
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: var(--radius);
  color: #4ade80;
  font-size: 0.875rem;
  font-weight: 500;
}

.form-success.visible { display: flex; }
.form-success svg { width: 20px; height: 20px; flex-shrink: 0; }

/* ─── Footer ────────────────────────────────────────────────────────────── */
.footer {
  background: var(--section-bg);
  border-top: 1px solid var(--border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  margin-bottom: 0.75rem;
}

.site-logo-footer {
  width: 78px;
  aspect-ratio: 817 / 714;
  object-fit: contain;
  opacity: 0.96;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  max-width: 240px;
  line-height: 1.7;
}

.footer-socials { display: flex; gap: 0.75rem; }

.footer-social {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  transition: var(--transition);
}

.footer-social svg { width: 16px; height: 16px; }
.footer-social:hover {
  border-color: var(--violet);
  color: var(--violet-light);
  background: rgba(139,92,246,0.1);
}

.footer-nav h4, .footer-services h4 {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 1.25rem;
  letter-spacing: 0;
  text-transform: uppercase;
}

.footer-nav a, .footer-services span {
  display: block;
  font-size: 0.875rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
  transition: var(--transition);
  cursor: pointer;
}

.footer-nav a:hover { color: var(--violet-light); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ─── Scroll to Top ─────────────────────────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  background: var(--grad-action);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: var(--transition);
  box-shadow: var(--shadow-btn);
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(139,92,246,0.5); }
.scroll-top svg { width: 20px; height: 20px; }

/* ─── Multipage Additions ──────────────────────────────────────────────── */
.page-hero {
  position: relative;
  padding: 9rem 0 2rem;
  overflow: hidden;
}

.page-hero::before,
.page-hero::after {
  display: none;
}

.page-hero::before {
  width: 260px;
  height: 260px;
  background: rgba(139, 92, 246, 0.18);
  top: 3rem;
  left: 6%;
}

.page-hero::after {
  width: 220px;
  height: 220px;
  background: rgba(45, 212, 191, 0.14);
  right: 10%;
  top: 5rem;
}

.page-hero-card {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  padding: 2.4rem 0;
}

.page-title {
  max-width: 14ch;
  margin: 0 auto;
}

.section-actions {
  display: flex;
  justify-content: center;
  margin-top: 2.25rem;
}

.section-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius);
  border: 1px solid rgba(139,92,246,0.35);
  background: rgba(139,92,246,0.12);
  color: var(--violet-light);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0;
  transition: var(--transition);
}

.section-link:hover {
  background: rgba(139,92,246,0.22);
  border-color: rgba(139,92,246,0.5);
  color: var(--text);
  transform: translateY(-2px);
}

.contact-preview { background: var(--section-bg); }

.contact-preview-card {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid rgba(139, 92, 246, 0.22);
  border-bottom: 1px solid rgba(139, 92, 246, 0.22);
}

.contact-preview-card p {
  max-width: 680px;
  margin: 1.25rem auto 0;
  color: var(--text-dim);
}

.contact-preview-card .hero-cta {
  justify-content: center;
  margin-top: 2rem;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.pagination-pages {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pagination-btn {
  min-width: 44px;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-dim);
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.pagination-btn:hover:not(:disabled) {
  border-color: rgba(139,92,246,0.45);
  color: var(--text);
  transform: translateY(-1px);
}

.pagination-btn.active,
.pagination-btn:disabled.active {
  background: var(--action-primary);
  border-color: var(--action-primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(139,92,246,0.25);
}

.pagination-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.pagination-arrow {
  min-width: 112px;
}

/* ─── Keyframes ─────────────────────────────────────────────────────────── */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ─── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-section {
    flex-direction: column;
    text-align: center;
    justify-content: center;
    gap: 3rem;
    min-height: auto;
    padding: 9rem 2rem 5rem;
  }

  .hero-content { max-width: 100%; }
  .hero-name { font-size: 4rem; }
  .hero-role { font-size: 1.35rem; }
  .hero-cta { justify-content: center; }
  .hero-socials { justify-content: center; }
  .hero-role { justify-content: center; }
  .hero-description { margin: 0 auto 2.5rem; }

  .hero-visual { display: none; }
  .scroll-indicator { display: none; }
  .page-hero { padding-top: 8rem; }
  .page-hero-card { padding: 2.1rem 1.75rem; }

  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    inset: 0;
    top: 0;
    background: var(--mobile-nav-bg);
    backdrop-filter: blur(30px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    transform: translateY(-10px);
    z-index: 100;
  }

  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-link { font-size: 1.2rem; padding: 0.75rem 1.5rem; }

  .hamburger {
    display: flex;
    z-index: 101;
    position: relative;
  }

  .section { padding: 4rem 0; }
  .section-title { font-size: 1.8rem; }
  .hero-name { font-size: 3.4rem; }
  .hero-role { font-size: 1.2rem; }
  .page-hero { padding-top: 7.5rem; }
  .page-title { max-width: none; }

  .projects-grid { grid-template-columns: 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .contact-preview-card { padding: 2.5rem 1.5rem; }
  .pagination { gap: 0.6rem; }
  .pagination-arrow { min-width: auto; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 1.75rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }

  .timeline { padding-left: 1.5rem; }
  .timeline-item { padding-left: 2rem; }

  .badge-1, .badge-2, .badge-3 { display: none; }

}

@media (hover: none) {
  .project-overlay {
    opacity: 1;
    pointer-events: auto;
  }
}

@media (max-width: 480px) {
  .section-title { font-size: 1.5rem; }
  .hero-name { font-size: 2.5rem; }
  .container { padding: 0 1.25rem; }
  .page-hero-card { padding: 1.75rem 1.1rem; }
  .lang-switcher { gap: 2px; }
  .lang-btn { padding: 0.25rem 0.5rem; font-size: 0.7rem; }
  .theme-toggle { width: 36px; height: 36px; flex-basis: 36px; }
  .filter-tabs { gap: 0.4rem; }
  .filter-btn { padding: 0.4rem 1rem; font-size: 0.8rem; }
  .about-stats { grid-template-columns: 1fr; }
  .section-link, .pagination-arrow { width: 100%; }
  .pagination-pages { width: 100%; justify-content: center; }
}