/* ============================================================
   BERGAMINI SIMONE – PORTFOLIO CSS
   Design System: Blue Glassmorphism
   Font: Inter (Google Fonts)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ─── CSS Custom Properties ─────────────────────────────── */
:root {
  --bg-deep:      #05071a;
  --bg-dark:      #0a0e27;
  --bg-card:      rgba(15, 20, 55, 0.6);
  --blue-deep:    #1b2cc1;
  --blue-mid:     #2d4de0;
  --blue-light:   #4a90e2;
  --blue-glow:    #5b9cf6;
  --cyan:         #7ec8e3;
  --cyan-light:   #a8dff0;
  --white:        #ffffff;
  --white-60:     rgba(255,255,255,0.6);
  --white-20:     rgba(255,255,255,0.08);
  --border:       rgba(78, 144, 226, 0.25);
  --border-hover: rgba(126, 200, 227, 0.5);
  --glass-bg:     rgba(11, 16, 45, 0.55);
  --glass-blur:   blur(18px);
  --shadow-blue:  0 8px 32px rgba(27, 44, 193, 0.35);
  --shadow-card:  0 4px 24px rgba(0, 0, 0, 0.4);
  --radius:       16px;
  --radius-sm:    10px;
  --transition:   0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --font:         'Inter', system-ui, sans-serif;
  --nav-h:        72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  min-height: 100vh;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font); }
ul { list-style: none; }

/* ─── Scrollbar ─────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--blue-mid); border-radius: 3px; }

/* ─── Utility classes ───────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 100px 0;
  position: relative;
}
.section-sm { padding: 60px 0; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
}
.section-label::before {
  content: '';
  width: 28px; height: 2px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.15;
  background: linear-gradient(135deg, #fff 0%, var(--cyan-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--white-60);
  max-width: 560px;
}

.text-center { text-align: center; }
.text-center .section-subtitle { margin: 0 auto; }

/* ─── Glass Card ─────────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.glass-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-mid), var(--blue-light));
  color: var(--white);
  box-shadow: 0 4px 20px rgba(45, 77, 224, 0.45);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(45, 77, 224, 0.65);
}

.btn-outline {
  background: var(--white-20);
  color: var(--white);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

/* ─── Navigation ─────────────────────────────────────────── */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(5,7,26,0.15);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}
#navbar.scrolled {
  background: rgba(5,7,26,0.88);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.5);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 900;
  background: linear-gradient(135deg, #fff, var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}
.nav-logo span { color: var(--cyan-light); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--white-60);
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 16px; right: 16px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-light), var(--cyan));
  border-radius: 1px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,0.05);
}
.nav-links a:hover::after, .nav-links a.active::after {
  transform: scaleX(1);
}

/* Language Switcher */
.lang-switcher {
  position: relative;
  margin-left: 16px;
}
.lang-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white);
  backdrop-filter: blur(8px);
  transition: all var(--transition);
  cursor: pointer;
}
.lang-btn:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.12); }
.lang-btn .arrow {
  font-size: 0.6rem;
  transition: transform var(--transition);
}
.lang-switcher.open .lang-btn .arrow { transform: rotate(180deg); }

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: rgba(10,14,39,0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  min-width: 140px;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  box-shadow: var(--shadow-card);
}
.lang-switcher.open .lang-dropdown {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.lang-dropdown a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--white-60);
  transition: all var(--transition);
}
.lang-dropdown a:hover, .lang-dropdown a.active { color: var(--white); background: var(--white-20); }

/* Burger Menu */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  padding: 8px;
  border-radius: 8px;
  background: var(--white-20);
  border: 1px solid var(--border);
  transition: background var(--transition);
  z-index: 1001;
  flex-shrink: 0;
}
.burger:hover { background: rgba(255,255,255,0.12); }
.burger span {
  display: block;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1), opacity 0.25s ease;
  transform-origin: center;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 999;
  background: rgba(5,7,26,0.97);
  backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.mobile-menu.open { opacity: 1; pointer-events: all; }

.mobile-menu a {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white-60);
  padding: 12px 40px;
  border-radius: 12px;
  transition: color var(--transition), background var(--transition);
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.35s ease;
}
.mobile-menu.open a {
  transform: translateY(0);
  opacity: 1;
}
.mobile-menu a:hover { color: var(--cyan); }
.mobile-menu .mobile-lang {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}
.mobile-menu .mobile-lang a {
  font-size: 1rem;
  font-weight: 600;
  padding: 10px 24px;
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: 50px;
  color: var(--white);
}
.mobile-menu .mobile-lang a.active {
  background: var(--blue-mid);
  border-color: var(--blue-light);
  color: var(--white);
}

/* ─── Canvas Wrapper ─────────────────────────────────────── */
#canvas-bg {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ─── Page Wrapper ─────────────────────────────────────────*/
.page-content {
  position: relative;
  z-index: 1;
}

/* ─── Hero Section ───────────────────────────────────────── */
#hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(45, 77, 224, 0.15);
  border: 1px solid rgba(45, 77, 224, 0.35);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 24px;
}
.hero-badge::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse 2s ease-in-out infinite;
}

.hero-greeting {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--white-60);
  margin-bottom: 8px;
}
.hero-name {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.05;
  background: linear-gradient(135deg, #ffffff 30%, var(--cyan-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}
.hero-role {
  font-size: 1.05rem;
  color: var(--white-60);
  margin-bottom: 36px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.hero-role .dot {
  width: 4px; height: 4px;
  background: var(--cyan);
  border-radius: 50%;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-meta {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.hero-meta-item strong {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #fff, var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-meta-item span {
  font-size: 0.75rem;
  color: var(--white-60);
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* Hero visual - 3D rotating card */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  perspective: 800px;
}
.hero-card {
  width: 100%;
  max-width: 400px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 40px;
  box-shadow: var(--shadow-blue);
  animation: floatCard 6s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(91, 156, 246, 0.18) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-card-avatar {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-mid), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(45,77,224,0.4);
}
.hero-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.hero-card p {
  font-size: 0.85rem;
  color: var(--white-60);
  margin-bottom: 20px;
}
.hero-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.hcs {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  text-align: center;
}
.hcs strong {
  display: block;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--cyan);
}
.hcs span {
  font-size: 0.72rem;
  color: var(--white-60);
  font-weight: 500;
}

/* Glow orb backgrounds */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}
.glow-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(27,44,193,0.3) 0%, transparent 70%);
  top: -100px; left: -150px;
}
.glow-orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(126,200,227,0.12) 0%, transparent 70%);
  bottom: -80px; right: -100px;
}

/* ─── About ──────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}
.about-avatar-wrap {
  position: relative;
}
.about-avatar {
  width: 100%;
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--bg-card), rgba(45,77,224,0.1));
  border: 1px solid var(--border);
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  overflow: hidden;
  box-shadow: var(--shadow-blue);
}
.about-badge {
  position: absolute;
  bottom: -16px; right: -16px;
  background: linear-gradient(135deg, var(--blue-mid), var(--cyan));
  border-radius: 14px;
  padding: 16px;
  box-shadow: 0 8px 24px rgba(45,77,224,0.5);
}
.about-badge strong { display: block; font-size: 1.4rem; font-weight: 900; }
.about-badge span { font-size: 0.7rem; opacity: 0.8; }

.about-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
}
.about-info-item {
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px;
}
.about-info-item label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.about-info-item p { font-size: 0.9rem; font-weight: 500; }

.timeline {
  position: relative;
  padding-left: 24px;
  margin-top: 20px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--blue-mid), var(--cyan), transparent);
}
.timeline-item {
  position: relative;
  margin-bottom: 28px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -29px; top: 6px;
  width: 10px; height: 10px;
  background: var(--cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--cyan);
}
.timeline-item .date {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.timeline-item h4 { font-size: 1rem; font-weight: 700; margin-bottom: 2px; }
.timeline-item p { font-size: 0.87rem; color: var(--white-60); }

/* Awards */
.award-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  margin-bottom: 12px;
}
.award-card:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.06); }
.award-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(45,77,224,0.15);
  border-radius: 12px;
}
.award-info h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 2px; }
.award-info p { font-size: 0.8rem; color: var(--white-60); }

/* ─── Skills ──────────────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.skill-bar-item { margin-bottom: 22px; }
.skill-bar-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}
.skill-bar-header .name { font-size: 0.9rem; font-weight: 600; }
.skill-bar-header .pct { font-size: 0.85rem; color: var(--cyan); font-weight: 700; }
.skill-track {
  height: 6px;
  background: rgba(255,255,255,0.07);
  border-radius: 3px;
  overflow: hidden;
}
.skill-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--blue-mid), var(--cyan));
  box-shadow: 0 0 10px rgba(91,156,246,0.5);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1s cubic-bezier(0.4,0,0.2,1);
}
.skill-fill.animated { transform: scaleX(1); }

.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 10px;
}
.cert-card {
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: all var(--transition);
}
.cert-card:hover { border-color: var(--border-hover); transform: translateY(-3px); }
.cert-icon { font-size: 1.6rem; flex-shrink: 0; }
.cert-info h4 { font-size: 0.9rem; font-weight: 700; margin-bottom: 3px; }
.cert-info p { font-size: 0.76rem; color: var(--white-60); }

.lang-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.lang-card {
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
  transition: all var(--transition);
}
.lang-card:hover { border-color: var(--border-hover); transform: translateY(-3px); }
.lang-card .flag { font-size: 2rem; margin-bottom: 10px; }
.lang-card .lang-name { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.lang-card .lang-level {
  display: inline-block;
  padding: 3px 12px;
  background: rgba(45,77,224,0.2);
  border: 1px solid rgba(45,77,224,0.3);
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 0.5px;
}

.soft-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.soft-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.87rem;
  font-weight: 500;
  transition: all var(--transition);
}
.soft-item:hover { border-color: var(--border-hover); transform: translateX(4px); }
.soft-item .si { font-size: 1.1rem; }

/* ─── Portfolio ───────────────────────────────────────────── */
.portfolio-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 8px 22px;
  border-radius: 50px;
  font-size: 0.83rem;
  font-weight: 600;
  background: var(--white-20);
  border: 1px solid var(--border);
  color: var(--white-60);
  transition: all var(--transition);
}
.filter-btn.active, .filter-btn:hover {
  background: var(--blue-mid);
  border-color: var(--blue-light);
  color: var(--white);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.portfolio-card {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.portfolio-card:hover { border-color: var(--border-hover); transform: translateY(-6px); box-shadow: var(--shadow-blue); }
.portfolio-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, rgba(27,44,193,0.2), rgba(45,77,224,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.portfolio-thumb::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent, rgba(5,7,26,0.5));
}
.portfolio-category-tag {
  position: absolute;
  top: 12px; left: 12px;
  padding: 4px 12px;
  background: rgba(45,77,224,0.7);
  border-radius: 50px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--white);
  backdrop-filter: blur(8px);
}
.portfolio-body {
  padding: 24px;
}
.portfolio-body h3 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.portfolio-body p { font-size: 0.83rem; color: var(--white-60); line-height: 1.6; margin-bottom: 16px; }

/* ─── YouTube ─────────────────────────────────────────────── */
.yt-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.yt-card {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}
.yt-card:hover { border-color: var(--border-hover); transform: translateY(-6px); box-shadow: var(--shadow-blue); }
.yt-thumb {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-dark);
}
.yt-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition); }
.yt-card:hover .yt-thumb img { transform: scale(1.05); }
.yt-play {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.3);
  opacity: 0;
  transition: opacity var(--transition);
}
.yt-card:hover .yt-play { opacity: 1; }
.yt-play-btn {
  width: 56px; height: 56px;
  background: rgba(255,0,0,0.85);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  backdrop-filter: blur(8px);
  box-shadow: 0 4px 20px rgba(255,0,0,0.4);
}
.yt-body { padding: 20px; }
.yt-body h3 { font-size: 0.95rem; font-weight: 700; margin-bottom: 6px; line-height: 1.4; }
.yt-body p { font-size: 0.8rem; color: var(--white-60); margin-bottom: 12px; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.yt-footer { display: flex; justify-content: space-between; align-items: center; }
.yt-cat-badge {
  padding: 3px 10px;
  background: rgba(45,77,224,0.2);
  border: 1px solid rgba(45,77,224,0.3);
  border-radius: 50px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--cyan);
  text-transform: capitalize;
}
.yt-date { font-size: 0.75rem; color: var(--white-60); }

.yt-subscribe-banner {
  margin-top: 60px;
  background: linear-gradient(135deg, rgba(255,0,0,0.1), rgba(45,77,224,0.15));
  border: 1px solid rgba(255,0,0,0.2);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
}
.yt-subscribe-banner h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 12px;
}
.yt-subscribe-banner p { color: var(--white-60); margin-bottom: 28px; }
.btn-yt {
  background: #ff0000;
  color: #fff;
  box-shadow: 0 4px 20px rgba(255,0,0,0.4);
  border-radius: 50px;
}
.btn-yt:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(255,0,0,0.55); }

/* Video Modal */
.modal-overlay {
  position: fixed; inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.88);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity var(--transition);
  padding: 24px;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal-box {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 900px;
  transform: scale(0.9);
  transition: transform var(--transition);
  overflow: hidden;
}
.modal-overlay.open .modal-box { transform: scale(1); }
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-header h4 { font-size: 1rem; font-weight: 700; }
.modal-close {
  width: 32px; height: 32px;
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  color: var(--white);
  transition: all var(--transition);
}
.modal-close:hover { background: rgba(255,255,255,0.12); }
.modal-video { aspect-ratio: 16/9; }
.modal-video iframe { width: 100%; height: 100%; border: none; }

/* ─── Contact ─────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 60px;
  align-items: start;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}
.contact-icon {
  width: 48px; height: 48px;
  background: rgba(45,77,224,0.15);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-info-item h4 { font-size: 0.8rem; font-weight: 700; color: var(--cyan); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 3px; }
.contact-info-item p a, .contact-info-item p { font-size: 0.92rem; color: var(--white-60); transition: color var(--transition); }
.contact-info-item p a:hover { color: var(--white); }

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 32px;
}
.social-link {
  width: 44px; height: 44px;
  background: var(--white-20);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: all var(--transition);
}
.social-link:hover { background: var(--blue-mid); border-color: var(--blue-light); transform: translateY(-3px); }

.contact-form .form-group { margin-bottom: 20px; }
.contact-form label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white-60);
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}
.contact-form input,
.contact-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.9rem;
  font-family: var(--font);
  color: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  resize: vertical;
  outline: none;
}
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--blue-light);
  box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(255,255,255,0.25); }
.contact-form textarea { min-height: 140px; }

.form-success {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  color: #86efac;
  font-size: 0.9rem;
  margin-top: 16px;
  display: none;
}

/* ─── Cookie Banner ───────────────────────────────────────── */
#cookie-banner {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
  width: calc(100% - 48px);
  max-width: 700px;
  background: rgba(10, 14, 39, 0.95);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
  transition: transform 0.45s cubic-bezier(0.4,0,0.2,1), opacity 0.4s ease;
}
#cookie-banner.hide {
  transform: translateX(-50%) translateY(120%);
  opacity: 0;
  pointer-events: none;
}
.cookie-text {
  flex: 1;
  font-size: 0.85rem;
  color: var(--white-60);
  min-width: 200px;
}
.cookie-text a { color: var(--cyan); text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; flex-shrink: 0; }
.btn-cookie-accept {
  padding: 9px 20px;
  background: linear-gradient(135deg, var(--blue-mid), var(--blue-light));
  color: #fff;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  transition: all var(--transition);
}
.btn-cookie-accept:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(45,77,224,0.5); }
.btn-cookie-decline {
  padding: 9px 16px;
  background: var(--white-20);
  border: 1px solid var(--border);
  color: var(--white-60);
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all var(--transition);
}
.btn-cookie-decline:hover { color: var(--white); border-color: var(--border-hover); }

/* ─── Footer ──────────────────────────────────────────────── */
footer {
  background: rgba(5,7,26,0.8);
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
  position: relative;
  z-index: 1;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .nav-logo { font-size: 1.6rem; margin-bottom: 12px; display: inline-block; }
.footer-brand p { font-size: 0.85rem; color: var(--white-60); max-width: 260px; line-height: 1.7; }
.footer-col h5 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--cyan);
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 0.87rem;
  color: var(--white-60);
  margin-bottom: 10px;
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; color: var(--white-60); }

/* ─── Page Header (inner pages) ────────────────────────────── */
.page-header {
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
}

/* ─── Section Divider ─────────────────────────────────────── */
.section-divider {
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--blue-mid), var(--cyan));
  border-radius: 2px;
  margin: 16px auto 40px;
}
.section-divider.left { margin-left: 0; }

/* ─── Reveal Animations ───────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}
.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; }

/* ─── ADMIN ───────────────────────────────────────────────── */
.admin-wrap {
  max-width: 680px; margin: 100px auto 60px; padding: 0 24px;
}
.admin-form .form-group { margin-bottom: 20px; }
.admin-form label {
  display: block; font-size: 0.82rem; font-weight: 600;
  color: var(--white-60); margin-bottom: 8px;
}
.admin-form input,
.admin-form select,
.admin-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--white);
  font-family: var(--font);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition);
}
.admin-form input:focus,
.admin-form select:focus,
.admin-form textarea:focus { border-color: var(--blue-light); }
.admin-form select option { background: var(--bg-dark); }
.admin-form textarea { min-height: 100px; resize: vertical; }
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ─── Responsive ──────────────────────────────────────────── */

/* Tablet */
@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: 1fr 1fr; }
  .hero-grid { gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .burger { display: flex; }
  .nav-links, .lang-switcher { display: none; }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-role { justify-content: center; }
  .hero-cta { justify-content: center; }
  .hero-meta { justify-content: center; }
  .hero-visual { display: none; }

  .section { padding: 70px 0; }

  .about-grid { grid-template-columns: 1fr; }
  .about-info-grid { grid-template-columns: 1fr; }
  .about-avatar { aspect-ratio: 1; max-width: 240px; margin: 0 auto; }

  .skills-grid { grid-template-columns: 1fr; }
  .lang-grid { grid-template-columns: 1fr; }

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

  .footer-grid { grid-template-columns: 1fr; gap: 32px; margin-bottom: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }

  #cookie-banner {
    bottom: 0; left: 0;
    transform: none;
    width: 100%;
    border-radius: var(--radius) var(--radius) 0 0;
    border-left: none; border-right: none; border-bottom: none;
  }
  #cookie-banner.hide { transform: translateY(120%); }

  .admin-grid { grid-template-columns: 1fr; }
  .page-header { padding: 120px 0 60px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-name { font-size: 2.4rem; }
  .section-title { font-size: 1.9rem; }
  .portfolio-grid, .yt-grid { grid-template-columns: 1fr; }
  .cookie-actions { width: 100%; justify-content: flex-end; }
}