/* ============================================================
   KILLIAN LUCBERT — PORTFOLIO
   Design System: Dark Theme + Glassmorphism + Violet/Cyan
   ============================================================ */

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

/* --- CSS Variables --- */
:root {
  --bg-0:        #06060e;
  --bg-1:        #0d0d1a;
  --bg-2:        #12121f;
  --bg-card:     rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --border:      rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.16);

  --accent:      #7c3aed;
  --accent-2:    #06b6d4;
  --accent-3:    #f472b6;
  --gradient:    linear-gradient(135deg, #7c3aed, #06b6d4);
  --gradient-alt: linear-gradient(135deg, #7c3aed, #f472b6);

  --text-1:      #f8fafc;
  --text-2:      #cbd5e1;
  --text-3:      #64748b;

  --font-head:   'Space Grotesk', sans-serif;
  --font-body:   'Inter', sans-serif;

  --radius-sm:   8px;
  --radius-md:   14px;
  --radius-lg:   24px;
  --radius-xl:   32px;

  --shadow-card: 0 8px 32px rgba(0,0,0,0.4);
  --transition:  0.3s cubic-bezier(0.4,0,0.2,1);

  --nav-h:       70px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg-0);
  color: var(--text-2);
  line-height: 1.65;
  overflow-x: hidden;
}

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

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }
::selection { background: rgba(124,58,237,0.35); color: var(--text-1); }

/* ============================================================
   LAYOUT
   ============================================================ */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 100px 0; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
.section-label {
  font-family: var(--font-head);
  font-size: 11px; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 12px; display: block;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(32px,5vw,52px); font-weight: 700;
  color: var(--text-1); line-height: 1.1;
}

.section-subtitle {
  font-size: 17px; color: var(--text-3);
  max-width: 560px; margin-top: 14px; line-height: 1.7;
}

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

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px;
  font-family: var(--font-head); font-size: 14px; font-weight: 600;
  border-radius: var(--radius-sm); cursor: pointer;
  border: none; transition: var(--transition); white-space: nowrap;
}

.btn-primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 20px rgba(124,58,237,0.4);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(124,58,237,0.55); }

.btn-ghost {
  background: var(--bg-card); color: var(--text-2);
  border: 1px solid var(--border); backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: var(--bg-card-hover); border-color: var(--border-hover); color: var(--text-1); transform: translateY(-2px); }

.btn-outline {
  background: transparent; color: var(--accent);
  border: 1.5px solid rgba(124,58,237,0.5);
}
.btn-outline:hover { background: rgba(124,58,237,0.1); transform: translateY(-2px); }

.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* ============================================================
   CARD
   ============================================================ */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); backdrop-filter: blur(12px);
  transition: var(--transition); overflow: hidden;
}
.card:hover {
  background: var(--bg-card-hover); border-color: var(--border-hover);
  box-shadow: var(--shadow-card); transform: translateY(-4px);
}

/* ============================================================
   TAGS
   ============================================================ */
.tag {
  padding: 6px 14px; background: var(--bg-card);
  border: 1px solid var(--border); border-radius: 100px;
  font-size: 13px; font-weight: 500; color: var(--text-2);
  transition: var(--transition); display: inline-block;
}
.tag:hover { border-color: rgba(124,58,237,0.4); color: var(--accent-2); background: rgba(124,58,237,0.08); }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--nav-h); display: flex; align-items: center;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(6,6,14,0.88); backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--border);
}

.nav-inner {
  width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-weight: 700; font-size: 16px;
  color: var(--text-1); transition: var(--transition);
}
.nav-logo:hover { color: var(--accent-2); }
.nav-logo-mark {
  width: 36px; height: 36px; background: var(--gradient);
  border-radius: 10px; display: flex; align-items: center;
  justify-content: center; font-size: 13px; font-weight: 700;
  color: #fff; flex-shrink: 0;
}

.nav-links { display: flex; align-items: center; gap: 2px; }

.nav-link {
  font-family: var(--font-head); font-size: 14px; font-weight: 500;
  color: var(--text-3); padding: 8px 14px; border-radius: var(--radius-sm);
  transition: var(--transition); position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--text-1); background: var(--bg-card); }

.nav-dropdown { position: relative; }
.nav-dropdown-menu {
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%) translateY(-4px);
  min-width: 190px;
  background: rgba(13,13,26,0.97); backdrop-filter: blur(20px);
  border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 12px 8px 8px; opacity: 0; pointer-events: none;
  transition: var(--transition); box-shadow: 0 16px 48px rgba(0,0,0,0.6);
  /* pont invisible qui comble l'espace entre le lien et le menu */
  margin-top: 0;
}
.nav-dropdown-menu::before {
  content: '';
  position: absolute;
  top: -12px; left: 0; right: 0;
  height: 12px;
}
.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1; pointer-events: all; transform: translateX(-50%) translateY(0);
}
.nav-dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500; color: var(--text-2);
  transition: var(--transition);
}
.nav-dropdown-item:hover { background: var(--bg-card-hover); color: var(--text-1); }
.nav-dropdown-item svg { width: 15px; height: 15px; color: var(--accent-2); flex-shrink: 0; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--text-2); border-radius: 2px; transition: var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none; position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: rgba(6,6,14,0.98); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px 24px; z-index: 999;
}
.nav-mobile.open { display: block; }
.nav-mobile-link {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 0; font-family: var(--font-head);
  font-size: 15px; font-weight: 500; color: var(--text-2);
  border-bottom: 1px solid var(--border); transition: var(--transition);
}
.nav-mobile-link:hover { color: var(--text-1); }
.nav-mobile-link:last-child { border-bottom: none; }
.nav-mobile-sub { padding-left: 20px; }
.nav-mobile-sub .nav-mobile-link { font-size: 14px; color: var(--text-3); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; overflow: hidden; padding-top: var(--nav-h);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 40%, rgba(124,58,237,0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 90% 20%, rgba(6,182,212,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 60% 80%, rgba(244,114,182,0.06) 0%, transparent 60%);
  z-index: 0;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 30%, transparent 100%);
  z-index: 0;
}
.hero-content { position: relative; z-index: 1; max-width: 760px; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.28);
  border-radius: 100px; padding: 6px 16px;
  font-size: 11px; font-weight: 600; color: var(--accent-2);
  letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 28px;
}
.hero-badge::before {
  content: ''; width: 6px; height: 6px;
  background: var(--accent-2); border-radius: 50%;
  animation: blink 2s infinite;
}
@keyframes blink {
  0%,100% { opacity:1; } 50% { opacity:0.3; }
}

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(44px, 7.5vw, 92px); font-weight: 700;
  color: var(--text-1); line-height: 1.02; letter-spacing: -2.5px;
  margin-bottom: 24px;
}
.hero-title .name {
  background: var(--gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 18px; color: var(--text-3); max-width: 520px;
  line-height: 1.7; margin-bottom: 40px;
}
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; margin-bottom: 72px; }

.hero-stats { display: flex; gap: 48px; flex-wrap: wrap; }
.hero-stat-value {
  font-family: var(--font-head); font-size: 30px; font-weight: 700;
  color: var(--text-1); line-height: 1; margin-bottom: 4px;
}
.hero-stat-value span { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-stat-label { font-size: 12px; color: var(--text-3); font-weight: 500; }

.hero-scroll {
  position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
  z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-3); font-size: 10px; letter-spacing: 2px;
  text-transform: uppercase; font-family: var(--font-head); font-weight: 500;
}
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown {
  0%   { transform: scaleY(0); transform-origin: top;    opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top;    opacity: 1; }
  51%  { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding: calc(var(--nav-h) + 80px) 0 72px;
  position: relative; overflow: hidden;
}
.page-hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 70% 70% at 0% 60%, rgba(124,58,237,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 100% 0%, rgba(6,182,212,0.07) 0%, transparent 60%);
  z-index: 0;
}
.page-hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 100% 100% at 50% 0%, black 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 100% 100% at 50% 0%, black 40%, transparent 100%);
  z-index: 0;
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.25);
  border-radius: 100px; padding: 5px 14px;
  font-size: 11px; font-weight: 600; color: var(--accent);
  letter-spacing: 2px; text-transform: uppercase; margin-bottom: 20px;
}
.page-hero-title {
  font-family: var(--font-head);
  font-size: clamp(36px,5vw,64px); font-weight: 700;
  color: var(--text-1); line-height: 1.08; letter-spacing: -1.5px; margin-bottom: 16px;
}
.page-hero-desc { font-size: 16px; color: var(--text-3); max-width: 500px; line-height: 1.7; }

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 80px; align-items: center; }

.about-img-wrap { position: relative; }
.about-img {
  width: 100%; aspect-ratio: 3/4; object-fit: cover;
  border-radius: var(--radius-lg); position: relative; z-index: 1;
}
.about-img-frame {
  position: absolute; inset: 18px -18px -18px 18px;
  border: 1.5px solid rgba(124,58,237,0.28); border-radius: var(--radius-lg);
  z-index: 0; background: linear-gradient(135deg, rgba(124,58,237,0.05), transparent);
}
.about-badge {
  position: absolute; bottom: 28px; right: -14px; z-index: 2;
  background: rgba(13,13,26,0.9); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 14px 20px;
  backdrop-filter: blur(12px); text-align: center;
  min-width: 110px;
}
.about-badge-num {
  font-family: var(--font-head); font-size: 26px; font-weight: 700;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent; background-clip: text;
  line-height: 1; margin-bottom: 4px;
}
.about-badge-label { font-size: 11px; color: var(--text-3); font-weight: 500; }

.about-body { display: flex; flex-direction: column; gap: 20px; }
.about-text { font-size: 16px; line-height: 1.85; color: var(--text-2); }
.about-tags { display: flex; flex-wrap: wrap; gap: 10px; }

/* ============================================================
   SKILLS CARDS
   ============================================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px,1fr));
  gap: 16px;
}
.skill-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 24px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.skill-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 2px; background: var(--gradient); opacity: 0; transition: var(--transition);
}
.skill-card:hover { border-color: var(--border-hover); transform: translateY(-3px); }
.skill-card:hover::before { opacity: 1; }
.skill-icon { width: 48px; height: 48px; margin-bottom: 14px; display: block; }
.skill-name { font-family: var(--font-head); font-size: 15px; font-weight: 600; color: var(--text-1); margin-bottom: 5px; }
.skill-level { font-size: 12px; color: var(--text-3); margin-bottom: 12px; }
.skill-bar { height: 3px; background: rgba(255,255,255,0.06); border-radius: 2px; overflow: hidden; }
.skill-fill { height: 100%; background: var(--gradient); border-radius: 2px; width: 0; transition: width 1s 0.3s cubic-bezier(0.4,0,0.2,1); }
.skill-card.visible .skill-fill { width: var(--pct); }

/* ============================================================
   FEATURED WORK
   ============================================================ */
.work-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.work-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition);
  position: relative;
}
.work-card:hover {
  border-color: rgba(124,58,237,0.25); transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}
.work-card-img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover;
  display: block; transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
.work-card:hover .work-card-img { transform: scale(1.04); }
.work-card-body { padding: 24px; }
.work-card-cat { font-size: 11px; font-weight: 600; color: var(--accent-2); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.work-card-title { font-family: var(--font-head); font-size: 18px; font-weight: 600; color: var(--text-1); margin-bottom: 8px; }
.work-card-desc { font-size: 14px; color: var(--text-3); line-height: 1.6; margin-bottom: 16px; }
.work-card-link {
  font-size: 13px; font-weight: 600; color: var(--accent-2);
  display: inline-flex; align-items: center; gap: 6px; transition: var(--transition);
}
.work-card-link:hover { gap: 10px; }
.work-card-link svg { width: 16px; height: 16px; }

/* ============================================================
   VIDEO WRAP
   ============================================================ */
.video-wrap {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow-card);
}
.video-wrap video { width: 100%; display: block; }

/* ============================================================
   CV PAGE
   ============================================================ */
.info-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr));
  gap: 14px; margin-bottom: 64px;
}
.info-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 18px 20px;
  display: flex; align-items: flex-start; gap: 14px; transition: var(--transition);
}
.info-card:hover { border-color: var(--border-hover); }
.info-icon { width: 38px; height: 38px; background: rgba(124,58,237,0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 17px; }
.info-label { font-size: 11px; color: var(--text-3); font-weight: 600; letter-spacing: 0.5px; margin-bottom: 4px; }
.info-value { font-family: var(--font-head); font-size: 13px; font-weight: 600; color: var(--text-1); word-break: break-word; }
.info-value a { color: var(--accent-2); transition: var(--transition); }
.info-value a:hover { color: var(--text-1); }

.cv-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.cv-col-title { font-family: var(--font-head); font-size: 12px; font-weight: 600; color: var(--accent-2); letter-spacing: 2.5px; text-transform: uppercase; margin-bottom: 28px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }

.timeline { position: relative; }
.timeline::before {
  content: ''; position: absolute; left: 13px; top: 8px; bottom: 0;
  width: 1px; background: linear-gradient(to bottom, rgba(124,58,237,0.5), transparent);
}
.timeline-item { display: flex; gap: 22px; padding-bottom: 36px; position: relative; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  width: 28px; height: 28px; min-width: 28px;
  background: rgba(124,58,237,0.12); border: 1.5px solid rgba(124,58,237,0.35);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 12px; z-index: 1;
}
.timeline-date { font-size: 11px; font-weight: 600; color: var(--accent); letter-spacing: 0.8px; margin-bottom: 5px; }
.timeline-title { font-family: var(--font-head); font-size: 15px; font-weight: 600; color: var(--text-1); margin-bottom: 3px; }
.timeline-org { font-size: 13px; color: var(--accent-2); margin-bottom: 6px; }
.timeline-desc { font-size: 13px; color: var(--text-3); line-height: 1.6; }

.skills-cat-title { font-size: 12px; font-weight: 600; color: var(--text-3); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 12px; }
.skills-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.skill-tag {
  padding: 7px 16px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 100px; font-size: 13px; font-weight: 500; color: var(--text-2);
  transition: var(--transition);
}
.skill-tag:hover { border-color: rgba(124,58,237,0.4); color: var(--accent-2); background: rgba(124,58,237,0.08); }
.skill-tag.hi { border-color: rgba(6,182,212,0.3); color: var(--accent-2); background: rgba(6,182,212,0.06); }

.cv-download-banner {
  margin-top: 64px; padding: 40px 48px;
  background: linear-gradient(135deg, rgba(124,58,237,0.10), rgba(6,182,212,0.07));
  border: 1px solid rgba(124,58,237,0.22); border-radius: var(--radius-lg);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.cv-download-banner h3 { font-family: var(--font-head); font-size: 22px; font-weight: 700; color: var(--text-1); margin-bottom: 6px; }
.cv-download-banner p { color: var(--text-3); font-size: 14px; }

/* ============================================================
   PROJECT SHOWCASE (2D & 3D)
   ============================================================ */
.project-block {
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}
.project-block:last-child { border-bottom: none; }

.project-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.project-layout.reverse { direction: rtl; }
.project-layout.reverse > * { direction: ltr; }

.project-img-wrap {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border);
}
.project-img-wrap img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover;
  display: block; transition: transform 0.6s cubic-bezier(0.4,0,0.2,1);
}
.project-img-wrap:hover img { transform: scale(1.05); }
.project-img-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(124,58,237,0.18), transparent);
  opacity: 0; transition: var(--transition);
}
.project-img-wrap:hover .project-img-overlay { opacity: 1; }

.project-num {
  font-family: var(--font-head); font-size: 80px; font-weight: 800;
  color: rgba(255,255,255,0.025); line-height: 1; margin-bottom: -20px;
  user-select: none; display: block;
}
.project-cat { font-size: 11px; font-weight: 600; color: var(--accent-2); letter-spacing: 2.5px; text-transform: uppercase; margin-bottom: 12px; }
.project-title { font-family: var(--font-head); font-size: clamp(22px,3vw,34px); font-weight: 700; color: var(--text-1); line-height: 1.15; margin-bottom: 18px; }
.project-desc { font-size: 15px; color: var(--text-3); line-height: 1.82; margin-bottom: 24px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }

/* ============================================================
   CAROUSEL
   ============================================================ */
.carousel {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border);
}
.carousel-track-wrap { overflow: hidden; }
.carousel-track { display: flex; transition: transform 0.5s cubic-bezier(0.4,0,0.2,1); }
.carousel-slide { min-width: 100%; flex-shrink: 0; }
.carousel-slide img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.carousel-controls {
  position: absolute; top: 50%; left: 0; right: 0;
  transform: translateY(-50%); display: flex; justify-content: space-between;
  pointer-events: none; padding: 0 14px;
}
.carousel-btn {
  width: 44px; height: 44px; background: rgba(6,6,14,0.75);
  border: 1px solid var(--border); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; pointer-events: all; transition: var(--transition);
  backdrop-filter: blur(8px);
}
.carousel-btn:hover { background: rgba(124,58,237,0.3); border-color: var(--accent); }
.carousel-btn svg { width: 18px; height: 18px; color: var(--text-1); }
.carousel-dots { display: flex; justify-content: center; gap: 8px; padding: 12px; background: rgba(6,6,14,0.5); }
.carousel-dot { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,0.2); cursor: pointer; transition: var(--transition); border: none; }
.carousel-dot.active { background: var(--accent-2); transform: scale(1.4); }

/* ============================================================
   VIDEO SECTION BOX
   ============================================================ */
.video-box { background: var(--bg-1); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
.video-box video { width: 100%; display: block; }
.video-box-body { padding: 24px 28px; }
.video-box-title { font-family: var(--font-head); font-size: 17px; font-weight: 600; color: var(--text-1); margin-bottom: 6px; }
.video-box-desc { font-size: 14px; color: var(--text-3); line-height: 1.6; }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-layout { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; align-items: start; }
.contact-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 18px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-md); transition: var(--transition); margin-bottom: 12px;
}
.contact-item:hover { border-color: var(--border-hover); }
.contact-icon { width: 42px; height: 42px; background: rgba(124,58,237,0.1); border-radius: 11px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 19px; }
.contact-item-label { font-size: 11px; color: var(--text-3); font-weight: 600; letter-spacing: 0.8px; text-transform: uppercase; margin-bottom: 3px; }
.contact-item-value { font-family: var(--font-head); font-size: 14px; font-weight: 500; color: var(--text-1); }
.contact-item-value a { color: var(--accent-2); transition: var(--transition); }
.contact-item-value a:hover { color: var(--text-1); }

.form-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 40px; backdrop-filter: blur(12px); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 11px; font-weight: 600; color: var(--text-3); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 8px; }
.form-input, .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-family: var(--font-body); font-size: 14px; color: var(--text-1);
  transition: var(--transition); outline: none; resize: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-3); }
.form-input:focus, .form-textarea:focus {
  border-color: rgba(124,58,237,0.45); background: rgba(124,58,237,0.04);
  box-shadow: 0 0 0 3px rgba(124,58,237,0.1);
}
.form-textarea { min-height: 140px; }

/* ============================================================
   PDF
   ============================================================ */
.pdf-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
.pdf-toolbar { display: flex; align-items: center; justify-content: space-between; padding: 14px 22px; border-bottom: 1px solid var(--border); background: var(--bg-2); }
.pdf-toolbar-title { font-family: var(--font-head); font-size: 13px; font-weight: 600; color: var(--text-1); }
.pdf-viewer { width: 100%; height: 580px; border: none; display: block; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--bg-1); border-top: 1px solid var(--border); padding: 56px 0 28px; }
.footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--border); margin-bottom: 28px; }
.footer-logo-row { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 700; font-size: 15px; color: var(--text-1); margin-bottom: 12px; }
.footer-tagline { font-size: 13px; color: var(--text-3); max-width: 240px; line-height: 1.6; }
.footer-nav-title { font-size: 11px; font-weight: 600; color: var(--text-3); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-link { font-size: 13px; color: var(--text-3); transition: var(--transition); }
.footer-link:hover { color: var(--text-1); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-copy { font-size: 12px; color: var(--text-3); }
.footer-made { font-size: 12px; color: var(--text-3); }

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.fade-up { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up.d1 { transition-delay: 0.1s; }
.fade-up.d2 { transition-delay: 0.2s; }
.fade-up.d3 { transition-delay: 0.3s; }
.fade-up.d4 { transition-delay: 0.4s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr 1fr; gap: 48px; }
  .cv-columns { gap: 36px; }
  .project-layout { gap: 40px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }

  .about-grid, .work-grid, .cv-columns,
  .project-layout, .contact-layout,
  .footer-top { grid-template-columns: 1fr; gap: 28px; }

  .project-layout.reverse { direction: ltr; }
  .about-img-frame { display: none; }
  .about-badge { right: 12px; }
  .hero-title { letter-spacing: -1px; }
  .hero-stats { gap: 28px; }
  .section { padding: 64px 0; }
  .page-hero { padding: calc(var(--nav-h) + 48px) 0 48px; }
  .cv-download-banner { flex-direction: column; padding: 28px; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .form-card { padding: 24px; }
  .work-grid { grid-template-columns: 1fr; }
}