/* ============================================================
   HANDY.DEV — DESIGN SYSTEM PREMIUM v2
   ============================================================ */

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

/* ── Variables ────────────────────────────────────────────── */
:root {
  --bg-deep:       #07090F;
  --bg-primary:    #0C1220;
  --bg-card:       #111827;
  --bg-card-hover: #141e30;
  --bg-surface:    #1a2540;
  --accent:        #3ecf8e;
  --accent-dim:    #2a9a6b;
  --accent-glow:   rgba(62, 207, 142, 0.10);
  --accent-border: rgba(62, 207, 142, 0.22);
  --text-primary:  #f1f5f9;
  --text-secondary:#94a3b8;
  --text-muted:    #4b5e7a;
  --border:        rgba(255,255,255,0.06);
  --border-hover:  rgba(255,255,255,0.13);
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --section-pad: 110px;
  --nav-h: 64px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font-sans);
  background-color: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent); color: #000; }
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--bg-surface); border-radius: 3px; }
.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 10000;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--accent);
  color: #020617;
  font-weight: 800;
  transform: translateY(-140%);
  transition: transform 0.2s var(--ease-out);
}
.skip-link:focus {
  transform: translateY(0);
}
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ── Cursor — editor focus ────────────────────────────────── */
.cursor-dot {
  position: fixed;
  width: 2px;
  height: 16px;
  background: var(--accent);
  border-radius: 999px;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  box-shadow: 0 0 18px rgba(62,207,142,0.58);
  transition: opacity 0.3s, width 0.2s, height 0.2s, transform 0.2s, background 0.2s;
}
.cursor-dot.hover {
  width: 18px;
  height: 2px;
  background: rgba(62,207,142,0.82);
}

.cursor-ring {
  position: fixed;
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 8px;
  background:
    linear-gradient(var(--accent), var(--accent)) left top / 9px 1px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left top / 1px 9px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 9px 1px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right top / 1px 9px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left bottom / 9px 1px no-repeat,
    linear-gradient(var(--accent), var(--accent)) left bottom / 1px 9px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right bottom / 9px 1px no-repeat,
    linear-gradient(var(--accent), var(--accent)) right bottom / 1px 9px no-repeat;
  opacity: 0.62;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition:
    width 0.35s var(--ease-out),
    height 0.35s var(--ease-out),
    opacity 0.25s,
    transform 0.35s var(--ease-out);
}
.cursor-ring.hover {
  width: 46px;
  height: 30px;
  opacity: 0.9;
  transform: translate(-50%, -50%) scale(1.04);
}

/* ── Navbar ───────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(7,9,15,0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s, background 0.4s;
  display: flex;
  align-items: center;
  padding: 0 2rem;
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  background: rgba(7,9,15,0.96);
}
.nav-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity 0.2s;
}
.nav-logo span { color: var(--accent); }
.nav-logo:hover { opacity: 0.8; text-decoration: none; color: var(--text-primary); }

/* Desktop nav links */
.nav-links-desktop {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  list-style: none;
}
.nav-links-desktop li a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 0.5rem 0.875rem;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.nav-links-desktop li a:hover,
.nav-links-desktop li a.active {
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
}
.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--accent-border) !important;
  background: var(--accent-glow) !important;
}
.nav-cta:hover {
  background: rgba(62,207,142,0.18) !important;
}
.nav-lang-switch {
  margin-left: 0.25rem;
}

/* Mobile toggle — toujours caché sur desktop */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 1100;
  position: relative;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile nav overlay — élément SÉPARÉ, hors du nav ──────
   Évite le bug backdrop-filter qui piège les fixed children   */
.mobile-nav-overlay {
  display: none; /* caché par défaut partout */
}

@media (max-width: 768px) {
  /* Cacher les liens desktop */
  .nav-links-desktop { display: none; }

  /* Afficher le toggle */
  .nav-toggle { display: flex; }

  /* Overlay mobile */
  .mobile-nav-overlay {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(7, 9, 15, 0.98);
    z-index: 999;
    overflow-y: auto;
    padding: 2rem 1.5rem 3rem;
    border-top: 1px solid var(--border);
    /* Caché par défaut */
    pointer-events: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.28s var(--ease-out), transform 0.28s var(--ease-out);
  }
  .mobile-nav-overlay.open {
    pointer-events: all;
    opacity: 1;
    transform: translateY(0);
    display: block;
  }
  .mobile-nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
  }
  .mobile-nav-links li a {
    display: flex;
    align-items: center;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 1rem 1.25rem;
    border-radius: 14px;
    border: 1px solid transparent;
    transition: color 0.2s, background 0.2s, border-color 0.2s;
    letter-spacing: -0.01em;
  }
  .mobile-lang-switch {
    width: 100%;
    height: 46px;
    justify-content: center;
    margin-top: 0.5rem;
    font-size: 0.9rem;
  }
  .mobile-nav-links li a:hover,
  .mobile-nav-links li a.active {
    color: var(--text-primary);
    background: rgba(255,255,255,0.05);
    border-color: var(--border);
  }
  .mobile-nav-links li:last-child a {
    color: var(--accent);
    background: var(--accent-glow);
    border-color: var(--accent-border);
    margin-top: 0.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-dot-grid {
    opacity: 0.38;
  }
}

/* ── Scroll reveal ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-left  { opacity:0; transform:translateX(-24px); transition:opacity 0.65s var(--ease-out),transform 0.65s var(--ease-out); }
.reveal-left.visible  { opacity:1; transform:translateX(0); }
.reveal-right { opacity:0; transform:translateX(24px); transition:opacity 0.65s var(--ease-out),transform 0.65s var(--ease-out); }
.reveal-right.visible { opacity:1; transform:translateX(0); }

/* ── Section base ─────────────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.section-label::before {
  content: '';
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--accent);
}
.section-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.section-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 520px;
  line-height: 1.75;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1.6rem;
  background: var(--accent);
  color: #000;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
  background: #4de39a;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(62,207,142,0.3);
  color: #000; text-decoration: none;
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1.6rem;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid var(--border-hover);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}
.btn-secondary:hover {
  border-color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  transform: translateY(-2px);
  color: var(--text-primary); text-decoration: none;
}
.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.65rem 1.4rem;
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  width: fit-content;
  cursor: pointer;
}
.btn-accent:hover {
  background: rgba(62,207,142,0.18);
  color: var(--accent);
  transform: translateY(-2px);
  text-decoration: none;
}

/* ── HERO ─────────────────────────────────────────────────── */
#about {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--nav-h) + 60px) 2rem 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg { position:absolute; inset:0; z-index:0; overflow:hidden; pointer-events:none; }
.hero-dot-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.68;
  mask-image: linear-gradient(90deg, rgba(0,0,0,0.95), rgba(0,0,0,0.68) 58%, rgba(0,0,0,0.25));
  -webkit-mask-image: linear-gradient(90deg, rgba(0,0,0,0.95), rgba(0,0,0,0.68) 58%, rgba(0,0,0,0.25));
}
.hero-dot-grid__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.hero-orb { position:absolute; border-radius:50%; filter:blur(80px); }
.hero-orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(62,207,142,0.11) 0%, transparent 70%);
  top: -80px; right: -80px;
  animation: floatOrb 9s ease-in-out infinite;
}
.hero-orb-2 {
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(28,58,110,0.28) 0%, transparent 70%);
  bottom: 60px; left: -60px;
  animation: floatOrb 7s ease-in-out infinite reverse;
}
@keyframes floatOrb {
  0%,100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-28px) scale(1.04); }
}

.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: center;
}

/* Hero left */
/* ── Hero status — style unique "terminal status bar" ────── */
.hero-topline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.5rem;
}
.hero-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  padding-left: 14px;
  border-left: 2px solid var(--accent);
  width: fit-content;
  letter-spacing: 0.03em;
}
.lang-switch,
.meet-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  height: 30px;
  padding: 0 0.7rem;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s, transform 0.2s;
}
.lang-switch:hover,
.meet-chip:hover {
  color: var(--accent);
  background: var(--accent-glow);
  border-color: var(--accent-border);
  transform: translateY(-1px);
}
.meet-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4285f4;
  box-shadow:
    7px 0 0 #ea4335,
    0 7px 0 #fbbc05,
    7px 7px 0 #34a853;
  transform: scale(0.72);
  transform-origin: left top;
}
.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(62,207,142,0.6);
  animation: pulseDot 2.4s ease-in-out infinite;
}
@keyframes pulseDot {
  0%,100% { opacity:1; box-shadow: 0 0 8px rgba(62,207,142,0.6); }
  50% { opacity:0.55; box-shadow: 0 0 3px rgba(62,207,142,0.2); }
}
.status-text {
  color: var(--accent);
  font-weight: 600;
}
.status-cursor {
  animation: blink 1s step-end infinite;
  color: var(--accent);
  font-weight: 300;
}
.hero-greeting {
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}
.hero-name {
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: var(--text-primary);
  margin-bottom: 1rem;
}
.hero-name .accent-text { color: var(--accent); }
.hero-role {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-family: var(--font-mono);
  min-height: 1.8em;
}
.typed-cursor { color: var(--accent); animation: blink 1s step-end infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }
.hero-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.78;
  margin-bottom: 2.25rem;
}
.hero-actions { display:flex; gap:0.875rem; flex-wrap:wrap; }

.hero-stats {
  display: flex;
  gap: 2.25rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.hero-stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.04em;
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 5px;
  font-weight: 500;
}

/* Hero avatar */
.hero-avatar-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-avatar-bg {
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(62,207,142,0.14) 0%, transparent 70%);
  animation: floatOrb 6s ease-in-out infinite;
}
.hero-avatar-ring {
  position: absolute;
  width: 298px; height: 298px;
  border-radius: 50%;
  border: 1px solid rgba(62,207,142,0.2);
  animation: rotateRing 22s linear infinite;
}
.hero-avatar-ring::before {
  content: '';
  position: absolute;
  width: 9px; height: 9px;
  background: var(--accent);
  border-radius: 50%;
  top: -4.5px; left: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 14px var(--accent);
}
@keyframes rotateRing { from{transform:rotate(0)} to{transform:rotate(360deg)} }
.hero-avatar-img {
  width: 268px; height: 268px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 62%;
  border: 3px solid var(--bg-surface);
  position: relative;
  z-index: 1;
}

/* ── SKILLS ── NOUVEAU DESIGN ─────────────────────────────── */
.skills-section {
  padding: 0 2rem var(--section-pad);
  max-width: 1200px;
  margin: 0 auto;
}

.skills-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: end;
  margin-bottom: 3rem;
}

/* Featured skills — 4 cards row 1 */
.skills-featured {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1rem;
}

.skill-featured-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
  cursor: default;
  position: relative;
  overflow: hidden;
  transition: border-color 0.25s, transform 0.25s var(--ease-out), box-shadow 0.25s;
}
.skill-featured-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--skill-glow, transparent);
  opacity: 0;
  transition: opacity 0.3s;
  border-radius: inherit;
  pointer-events: none;
}
.skill-featured-card:hover {
  border-color: var(--skill-color, var(--accent-border));
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.4);
}
.skill-featured-card:hover::after { opacity: 1; }

.skill-icon-wrap {
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s;
  flex-shrink: 0;
}
.skill-featured-card:hover .skill-icon-wrap {
  background: color-mix(in srgb, var(--skill-color-raw, var(--accent)) 12%, transparent);
}
.skill-icon-wrap svg, .skill-icon-wrap img {
  width: 26px; height: 26px;
  object-fit: contain;
}

.skill-featured-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}
.skill-featured-desc {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.4;
  font-family: var(--font-mono);
}

/* Supporting skills — chips row 2 */
.skills-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.skill-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
  cursor: default;
}
.skill-chip:hover {
  border-color: var(--accent-border);
  color: var(--text-primary);
  background: var(--accent-glow);
  transform: translateY(-2px);
}
.skill-chip svg {
  width: 14px; height: 14px;
  opacity: 0.7;
}

/* ── PROJECTS ─────────────────────────────────────────────── */
.section-projects-wrap {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-primary) 15%, var(--bg-primary) 85%, var(--bg-deep) 100%);
  padding: var(--section-pad) 0;
}
.projects-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s var(--ease-out);
}
.project-card:hover {
  border-color: var(--accent-border);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transform: translateY(-6px);
}
.project-img-wrap {
  position: relative;
  overflow: hidden;
  height: 195px;
  background:
    radial-gradient(circle at 50% 18%, rgba(62,207,142,0.12), transparent 36%),
    linear-gradient(180deg, rgba(7,9,15,0.96) 0%, rgba(12,17,28,0.94) 100%);
}
.project-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s var(--ease-out);
}
.project-card:hover .project-img-wrap img {
  transform: scale(1.03);
}
.project-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(7,9,15,0.78) 100%);
  opacity: 0;
  transition: opacity 0.3s;
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}
.project-card:hover .project-img-overlay { opacity: 1; }
.project-overlay-btn {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  background: rgba(0,0,0,0.55);
  border: 1px solid var(--accent-border);
  border-radius: 8px;
  padding: 6px 13px;
  display: flex;
  align-items: center;
  gap: 5px;
  backdrop-filter: blur(6px);
  cursor: pointer;
}
.project-body {
  padding: 1.4rem;
}
.project-tags { display:flex; gap:0.35rem; flex-wrap:wrap; margin-bottom:0.65rem; }
.project-tag {
  font-size: 0.67rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 7px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s, border-color 0.2s;
}
.project-card:hover .project-tag { color: var(--accent); border-color: var(--accent-border); }
.project-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
  letter-spacing: -0.01em;
}
.project-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.1rem;
}
.project-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border);
}
.project-demo-btn {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-primary);
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-hover);
  border-radius: 8px;
  padding: 6px 14px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  text-decoration: none;
}
.project-demo-btn:hover {
  background: var(--accent-glow);
  border-color: var(--accent-border);
  color: var(--accent);
}
.project-gh-link {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
  cursor: pointer;
  background: none;
  border: none;
}
.project-gh-link:hover { color: var(--text-primary); }
.project-gh-link svg { width: 15px; height: 15px; }

/* ── EDUCATION ────────────────────────────────────────────── */
.section-edu-wrap {
  background: var(--bg-deep);
  padding: var(--section-pad) 0;
}
.edu-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}
.edu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3.5rem;
}
.edu-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.75rem;
  position: relative;
  transition: border-color 0.3s, transform 0.3s var(--ease-out);
  overflow: hidden;
}
.edu-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.edu-card:hover { border-color: var(--accent-border); transform: translateY(-4px); }
.edu-card:hover::before { opacity: 1; }
.edu-logo {
  width: 48px; height: 48px;
  object-fit: contain;
  border-radius: 10px;
  background: rgba(255,255,255,0.05);
  padding: 6px;
  margin-bottom: 1rem;
}
.edu-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.4;
  margin-bottom: 0.5rem;
}
.edu-badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.68rem;
  font-weight: 700;
  border-radius: 100px;
  padding: 3px 10px;
  margin-bottom: 0.9rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.edu-badge-amber { background:rgba(245,158,11,0.12); color:#f59e0b; border:1px solid rgba(245,158,11,0.25); }
.edu-badge-purple { background:rgba(139,92,246,0.12); color:#a78bfa; border:1px solid rgba(139,92,246,0.25); }
.edu-badge-green  { background:var(--accent-glow); color:var(--accent); border:1px solid var(--accent-border); }
.edu-desc { font-size:0.85rem; color:var(--text-secondary); line-height:1.72; }
.edu-desc strong { color:var(--text-primary); font-weight:600; }
.edu-cert-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 0.85rem;
}
.edu-cert-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0.34rem 0.72rem;
  border: 1px solid rgba(148,163,184,0.16);
  border-radius: 999px;
  background: rgba(15,23,42,0.34);
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 600;
}

/* ── CONTACT ──────────────────────────────────────────────── */
.section-contact-wrap {
  background: linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-primary) 50%, var(--bg-deep) 100%);
  padding: var(--section-pad) 0;
}
.contact-inner {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}
.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 2.75rem;
  margin-top: 2.75rem;
  position: relative;
  overflow: hidden;
}
.contact-card::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 180px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.contact-form { display:flex; flex-direction:column; gap:0.9rem; }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:0.9rem; }
.form-group { display:flex; flex-direction:column; gap:0.35rem; text-align:left; }
.form-label { font-size:0.72rem; font-weight:700; color:var(--text-secondary); letter-spacing:0.07em; text-transform:uppercase; }
.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 0.95rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus, .form-textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-textarea { resize:vertical; min-height:130px; line-height:1.6; }
.btn-submit {
  width: 100%; padding: 0.875rem;
  background: var(--accent); color: #000;
  font-size: 0.9rem; font-weight: 700;
  border: none; border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  letter-spacing: 0.02em; margin-top: 0.25rem;
}
.btn-submit:hover {
  background: #4de39a;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(62,207,142,0.3);
}
.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.btn-submit.sending {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ── TOAST NOTIFICATION (contact form) ───────────────────── */
.form-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border-radius: 12px;
  font-size: 0.88rem;
  font-weight: 600;
  border: 1px solid transparent;
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.45);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1), opacity 0.35s ease;
  white-space: nowrap;
}
.form-toast.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.form-toast.success {
  background: rgba(22, 50, 35, 0.95);
  color: #5ef5a6;
  border-color: rgba(62,207,142,0.35);
}
.form-toast.error {
  background: rgba(50, 18, 18, 0.95);
  color: #f87171;
  border-color: rgba(248,113,113,0.3);
}
.swal-site-popup {
  border: 1px solid var(--border-hover);
  border-radius: 18px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.55);
  font-family: var(--font-sans);
}
.swal-site-title {
  color: var(--text-primary);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.swal-site-text {
  color: var(--text-secondary);
  font-size: 0.92rem;
}
.swal-site-confirm {
  padding: 0.75rem 1.25rem;
  color: #06110b;
  background: var(--accent);
  border: 0;
  border-radius: 10px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.swal-site-confirm:hover {
  background: #4de39a;
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(62,207,142,0.28);
}
.swal2-icon.swal2-success [class^='swal2-success-line'] {
  background-color: var(--accent) !important;
}
.swal2-icon.swal2-success .swal2-success-ring {
  border-color: var(--accent-border) !important;
}
.swal2-icon.swal2-error {
  border-color: #f87171 !important;
  color: #f87171 !important;
}

.contact-social { display:flex; justify-content:center; gap:0.75rem; margin-top:1.75rem; }
.social-link {
  width: 42px; height: 42px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items:center; justify-content:center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
  cursor: pointer;
}
.social-link:hover { border-color:var(--accent-border); color:var(--accent); transform:translateY(-3px); }
.social-link svg { width:17px; height:17px; fill:currentColor; }

/* ── FOOTER ───────────────────────────────────────────────── */
footer { border-top:1px solid var(--border); padding:1.75rem 2rem; }
.footer-inner {
  max-width: 1200px; margin:0 auto;
  display:flex; align-items:center; justify-content:space-between;
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size:0.9rem;
  font-weight:700;
  color:var(--text-secondary);
  text-decoration:none;
}
.footer-logo span { color:var(--accent); }
.footer-copy { font-size:0.75rem; color:var(--text-muted); }

/* ── MODAL GÉNÉRIQUE (projets) ────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(7,9,15,0.88);
  backdrop-filter: blur(14px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
}
.modal-overlay.open { opacity:1; pointer-events:all; }
.modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-hover);
  border-radius: 20px;
  width: min(100%, 860px);
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.96) translateY(14px);
  transition: transform 0.3s var(--ease-out);
}
.modal-overlay.open .modal-box { transform: scale(1) translateY(0); }
.modal-header {
  display: flex; align-items:center; justify-content:space-between;
  gap: 1rem;
  padding: 1.4rem 1.75rem;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; background: var(--bg-card); z-index: 1;
}
.modal-title { min-width:0; font-size:1.05rem; font-weight:700; color:var(--text-primary); overflow-wrap:anywhere; }
.modal-close {
  width: 34px; height: 34px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  cursor: pointer;
  display: flex; align-items:center; justify-content:center;
  font-size: 1rem;
  transition: background 0.2s, color 0.2s;
}
.modal-close:hover { background:rgba(255,255,255,0.09); color:var(--text-primary); }
.modal-body { padding: 1.75rem; }
.carousel-wrap { position:relative; border-radius:12px; overflow:hidden; background:var(--bg-deep); }
.carousel-wrap img { width:100%; height:auto; display:block; }
.carousel-wrap video { width:100%; height:auto; display:block; }
.carousel-ctrl {
  position: absolute; top:50%; transform:translateY(-50%);
  width: 34px; height: 34px;
  background: rgba(7,9,15,0.8);
  border: 1px solid var(--border-hover);
  border-radius: 8px;
  color: var(--text-primary);
  cursor: pointer;
  display: flex; align-items:center; justify-content:center;
  font-size: 1rem;
  backdrop-filter: blur(6px);
  transition: background 0.2s;
  z-index: 10;
}
.carousel-ctrl:hover { background:rgba(62,207,142,0.18); }
.carousel-ctrl.prev { left:0.75rem; }
.carousel-ctrl.next { right:0.75rem; }
.carousel-caption-text { padding:0.875rem 0; font-size:0.82rem; color:var(--text-secondary); text-align:center; }
.carousel-dots { display:flex; justify-content:center; gap:5px; padding:0.5rem 0; }
.carousel-dot {
  width: 6px; height: 6px;
  background: var(--border-hover);
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  border: none;
}
.carousel-dot.active { background:var(--accent); transform:scale(1.35); }
.modal-footer {
  display: flex; align-items:center; justify-content:flex-end;
  gap: 0.875rem;
  padding: 1.25rem 1.75rem;
  border-top: 1px solid var(--border);
}

/* ── IFRAME / PREVIEW MODAL ───────────────────────────────── */
.preview-modal-overlay {
  position: fixed; inset: 0;
  background: rgba(7,9,15,0.92);
  backdrop-filter: blur(16px);
  z-index: 2100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s;
}
.preview-modal-overlay.open { opacity:1; pointer-events:all; }
.preview-modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-hover);
  border-radius: 20px;
  width: min(100%, 960px);
  height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: scale(0.96) translateY(14px);
  transition: transform 0.3s var(--ease-out);
}
.preview-modal-overlay.open .preview-modal-box { transform:scale(1) translateY(0); }
.preview-modal-header {
  display: flex; align-items:center; justify-content:space-between;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.preview-modal-title {
  min-width: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  overflow-wrap: anywhere;
}
.preview-modal-title .pill {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
  border-radius: 100px;
  padding: 2px 9px;
  letter-spacing: 0.05em;
}
.preview-modal-actions { display:flex; align-items:center; gap:0.6rem; }
.preview-modal-body { flex:1; min-height:0; position:relative; overflow:hidden; }
.preview-modal-body iframe {
  width: 100%; height: 100%;
  border: none;
  background: #fff;
}

/* GitHub profile card */
.gh-profile-card {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  height: 100%;
  min-width: 0;
  overflow-y: auto;
  overflow-x: hidden;
}
.gh-avatar {
  width: 100px; height: 100px;
  border-radius: 50%;
  border: 3px solid var(--accent-border);
}
.gh-name { font-size:1.4rem; font-weight:800; color:var(--text-primary); }
.gh-bio { font-size:0.9rem; color:var(--text-secondary); text-align:center; max-width:400px; line-height:1.6; overflow-wrap:anywhere; }
.gh-repo-hero {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-align: left;
}
.gh-repo-mark {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
  border-radius: 14px;
}
.gh-repo-mark svg {
  width: 24px;
  height: 24px;
}
.gh-repo-owner {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.gh-stats {
  display: flex; gap:2rem;
  padding: 1rem 2rem;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.gh-stat-val { font-size:1.4rem; font-weight:800; color:var(--text-primary); text-align:center; }
.gh-stat-lbl { font-size:0.72rem; color:var(--text-muted); text-align:center; margin-top:2px; }
.gh-repos-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  width: 100%;
  max-width: 680px;
}
.gh-repo-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  transition: border-color 0.2s;
}
.gh-repo-card:hover { border-color: var(--accent-border); }
.gh-repo-name { font-size:0.85rem; font-weight:700; color:var(--accent); margin-bottom:4px; }
.gh-repo-desc { font-size:0.78rem; color:var(--text-muted); line-height:1.5; }
.gh-repo-lang {
  display: inline-flex; align-items:center; gap:5px;
  margin-top:6px;
  font-size:0.72rem; color:var(--text-secondary);
}
.gh-repo-lang::before {
  content:'';
  width:8px; height:8px;
  border-radius:50%;
  background: var(--lang-color, var(--accent));
}
.gh-repo-languages {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  max-width: 520px;
}
.gh-repo-lang-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.65rem;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
}
.gh-repo-lang-chip::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lang-color, var(--accent));
}
.repo-browser-shell {
  width: min(840px, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.repo-browser-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.repo-branch-control {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
.repo-branch-select {
  min-width: 170px;
  max-width: 240px;
  padding: 0.55rem 2rem 0.55rem 0.75rem;
  color: var(--text-primary);
  background: var(--bg-surface);
  border: 1px solid var(--border-hover);
  border-radius: 9px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  outline: none;
}
.repo-branch-select:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.repo-branch-select:disabled {
  opacity: 0.65;
  cursor: wait;
}
.repo-browser {
  width: 100%;
  min-height: 430px;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  background: rgba(7,9,15,0.42);
}
.repo-meta-grid {
  width: min(760px, 100%);
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 0.9rem;
}
.repo-info-panel {
  min-width: 0;
  text-align: left;
  background: rgba(7,9,15,0.42);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
}
.repo-panel-title {
  padding: 0.7rem 0.85rem;
  background: rgba(17,24,39,0.96);
  border-bottom: 1px solid var(--border);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.repo-branches {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0.85rem;
}
.repo-branch-chip {
  max-width: 100%;
  padding: 0.32rem 0.55rem;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  overflow-wrap: anywhere;
}
.repo-branch-chip.is-default {
  color: var(--accent);
  background: var(--accent-glow);
  border-color: var(--accent-border);
}
.repo-browser-sidebar {
  min-width: 0;
  border-right: 1px solid var(--border);
  background: rgba(7,9,15,0.38);
}
.repo-browser-panel-title {
  height: 42px;
  display: flex;
  align-items: center;
  padding: 0 0.85rem;
  background: rgba(17,24,39,0.96);
  border-bottom: 1px solid var(--border);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.repo-browser-main {
  min-width: 0;
  overflow: hidden;
}
.repo-tree {
  height: 388px;
  overflow: auto;
  padding: 0.65rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
.repo-tree-row {
  display: flex;
  align-items: center;
  gap: 0.42rem;
  min-width: max-content;
  padding: 0.16rem 0.3rem 0.16rem calc(0.25rem + var(--depth, 0) * 0.92rem);
  color: var(--text-secondary);
  white-space: nowrap;
  border-radius: 6px;
}
.repo-tree-row.is-file {
  color: var(--text-muted);
}
.repo-tree-row:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.04);
}
.repo-tree-icon {
  color: var(--accent);
  font-size: 0.65rem;
}
.repo-tree-name {
  overflow: hidden;
  text-overflow: ellipsis;
}
.repo-empty-line {
  padding: 0.85rem;
  color: var(--text-muted);
  font-size: 0.78rem;
}
.repo-readme {
  height: 100%;
  overflow: auto;
  text-align: left;
}
.repo-readme-title {
  position: sticky;
  top: 0;
  height: 42px;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  background: rgba(17,24,39,0.96);
  border-bottom: 1px solid var(--border);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  z-index: 1;
}
.repo-readme-content {
  padding: 1rem;
  color: var(--text-secondary);
  font-size: 0.84rem;
  line-height: 1.7;
  overflow-wrap: anywhere;
}
.repo-readme-content img,
.repo-readme-content video {
  max-width: 100%;
  height: auto;
}
.repo-readme-content table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
}
.repo-readme-content h3,
.repo-readme-content h4,
.repo-readme-content h5 {
  margin: 1rem 0 0.45rem;
  color: var(--text-primary);
  line-height: 1.25;
}
.repo-readme-content h3:first-child,
.repo-readme-content h4:first-child,
.repo-readme-content h5:first-child {
  margin-top: 0;
}
.repo-readme-content p,
.repo-readme-content ul,
.repo-readme-content pre {
  margin-bottom: 0.85rem;
}
.repo-readme-content ul {
  padding-left: 1.2rem;
}
.repo-readme-content a {
  color: var(--accent);
}
.repo-readme-content code {
  color: var(--text-primary);
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.08rem 0.28rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.repo-readme-content pre {
  overflow-x: auto;
  padding: 0.8rem;
  background: rgba(0,0,0,0.28);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.repo-readme-content pre code {
  padding: 0;
  background: none;
  border: 0;
}
.external-preview-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.15rem;
  padding: 2rem;
  text-align: center;
  overflow-y: auto;
  overflow-x: hidden;
}
.external-preview-icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  background: var(--accent-glow);
  border: 1px solid var(--accent-border);
  border-radius: 16px;
  font-size: 1.5rem;
}
.external-preview-url {
  max-width: min(520px, 100%);
  padding: 0.55rem 0.8rem;
  color: var(--text-muted);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}
.calendar-preview-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  padding: 2rem;
  text-align: center;
  background:
    radial-gradient(circle at 50% 38%, rgba(62,207,142,0.09), transparent 32%),
    var(--bg-card);
  overflow-y: auto;
  overflow-x: hidden;
}
.calendar-preview-icon {
  width: 64px;
  height: 64px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 5px;
  padding: 13px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 18px;
}
.calendar-preview-icon span {
  border-radius: 5px;
}
.calendar-preview-icon span:nth-child(1) { background:#4285f4; }
.calendar-preview-icon span:nth-child(2) { background:#ea4335; }
.calendar-preview-icon span:nth-child(3) { background:#fbbc05; }
.calendar-preview-icon span:nth-child(4) { background:#34a853; }
.calendar-preview-note {
  max-width: 420px;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-family: var(--font-mono);
}
.calendar-availability {
  width: min(560px, 100%);
  padding: 1.1rem;
  background:
    linear-gradient(135deg, rgba(62,207,142,0.12), rgba(255,255,255,0.035)),
    rgba(255,255,255,0.04);
  border: 1px solid var(--accent-border);
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(0,0,0,0.22);
}
.calendar-availability-label {
  margin-bottom: 0.35rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.calendar-availability-value {
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.calendar-slots {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.9rem;
}
.calendar-slot {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.75rem;
  color: var(--text-secondary);
  background: rgba(7,9,15,0.35);
  border: 1px solid var(--border);
  border-radius: 11px;
  font-size: 0.86rem;
  text-align: left;
}
.calendar-slot-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(62,207,142,0.52);
  flex-shrink: 0;
}
.external-readme-target {
  width: min(760px, 100%);
}
.external-architecture-target {
  width: min(760px, 100%);
}
.external-readme-btn:disabled {
  opacity: 0.65;
  cursor: wait;
}
.readme-empty {
  padding: 0.9rem 1rem;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: 0.85rem;
}
.gh-loading {
  display: flex; flex-direction:column; align-items:center; justify-content:center;
  height: 100%; gap: 1rem; color:var(--text-secondary);
}
.gh-spinner {
  width: 36px; height: 36px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform:rotate(360deg); } }
.gh-open-btn {
  margin-top: 0.5rem;
  display: inline-flex; align-items:center; gap:8px;
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-dot-grid { display:none; }
  .hero-inner { grid-template-columns:1fr; }
  .hero-avatar-wrap { display:none; }
  .skills-header { grid-template-columns:1fr; gap:1.5rem; }
  .skills-featured { grid-template-columns:repeat(2, 1fr); }
  .projects-grid { grid-template-columns:repeat(2, 1fr); }
  .edu-grid { grid-template-columns:repeat(2, 1fr); }
  .gh-repos-grid { grid-template-columns:1fr; }
}

@media (max-width: 768px) {
  :root { --section-pad: 80px; }
  #about { padding: calc(var(--nav-h) + 40px) 1.5rem 70px; }
  .skills-section { padding: 0 1.5rem 80px; }
  .projects-inner { padding: 0 1.5rem; }
  .edu-inner { padding: 0 1.5rem; }
  .contact-inner { padding: 0 1.5rem; }
  .skills-featured { grid-template-columns:repeat(2, 1fr); }
  .projects-grid { grid-template-columns:1fr; }
  .edu-grid { grid-template-columns:1fr; }
  .form-row { grid-template-columns:1fr; }
  .footer-inner { flex-direction:column; gap:0.75rem; text-align:center; }
  .hero-stats { gap:1.5rem; flex-wrap:wrap; }
  .contact-card { padding:2rem 1.5rem; }
  .hero-actions { flex-direction:column; gap:0.75rem; }
  .btn-primary, .btn-secondary { justify-content:center; }
  .preview-modal-box { height:95vh; border-radius:14px; }
  .gh-repos-grid { grid-template-columns:1fr; }
  .gh-stats { gap:1.25rem; padding:0.75rem 1.25rem; }
  .repo-browser-header { align-items:flex-start; flex-direction:column; }
  .repo-browser { grid-template-columns:1fr; }
  .repo-browser-sidebar { border-right:0; border-bottom:1px solid var(--border); }
  .repo-tree { height:220px; }
  .repo-readme { min-height:320px; }
}

@media (max-width: 640px) {
  .modal-overlay,
  .preview-modal-overlay {
    align-items: stretch;
    padding: max(0.75rem, env(safe-area-inset-top)) 0.75rem max(0.75rem, env(safe-area-inset-bottom));
  }

  .modal-box,
  .preview-modal-box {
    width: 100%;
    max-width: none;
    height: auto;
    max-height: calc(100svh - 1.5rem);
    border-radius: 16px;
  }

  .preview-modal-box {
    height: calc(100svh - 1.5rem);
  }

  .modal-header,
  .preview-modal-header {
    align-items: flex-start;
    padding: 0.9rem 1rem;
  }

  .modal-title,
  .preview-modal-title {
    flex: 1 1 auto;
    flex-wrap: wrap;
    gap: 0.45rem;
    font-size: 0.94rem;
    line-height: 1.35;
  }

  .preview-modal-title .pill {
    font-size: 0.62rem;
    padding: 2px 8px;
  }

  .preview-modal-actions {
    flex: 0 0 auto;
    gap: 0.45rem;
  }

  .preview-modal-actions .btn-secondary,
  .modal-footer .btn-secondary {
    min-height: 38px;
    padding: 0.48rem 0.7rem !important;
    font-size: 0.74rem !important;
    white-space: normal;
    line-height: 1.2;
  }

  .modal-close {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
  }

  .modal-body {
    padding: 1rem;
  }

  .modal-footer {
    justify-content: stretch;
    padding: 0.9rem 1rem;
  }

  .modal-footer .btn-secondary {
    width: 100%;
  }

  .carousel-wrap {
    border-radius: 10px;
  }

  .carousel-ctrl {
    width: 32px;
    height: 32px;
  }

  .carousel-ctrl.prev { left:0.45rem; }
  .carousel-ctrl.next { right:0.45rem; }
  .carousel-caption-text { font-size:0.76rem; }

  .preview-modal-overlay[data-preview-type="pdf"] .preview-modal-body {
    overflow: auto;
    background: #fff;
  }

  .preview-modal-overlay[data-preview-type="pdf"] iframe {
    min-width: 100%;
  }

  .gh-profile-card,
  .calendar-preview-card,
  .external-preview-card {
    justify-content: flex-start;
    gap: 0.9rem;
    padding: 1rem;
  }

  .gh-avatar {
    width: 76px;
    height: 76px;
  }

  .gh-name {
    width: 100%;
    font-size: 1.05rem;
    line-height: 1.25;
    text-align: center;
    overflow-wrap: anywhere;
  }

  .gh-bio {
    max-width: 100%;
    font-size: 0.82rem;
  }

  .gh-stats {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.5rem;
    padding: 0.75rem;
  }

  .gh-stat-val {
    font-size: clamp(0.88rem, 4vw, 1.1rem);
    overflow-wrap: anywhere;
  }

  .gh-stat-lbl {
    font-size: 0.62rem;
  }

  .gh-repo-hero {
    width: 100%;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .gh-repo-mark {
    width: 42px;
    height: 42px;
    flex: 0 0 42px;
  }

  .repo-branch-control,
  .repo-branch-select {
    width: 100%;
  }

  .repo-browser {
    min-height: 0;
    border-radius: 12px;
  }

  .repo-tree {
    height: 180px;
    font-size: 0.68rem;
  }

  .repo-readme {
    max-height: 52svh;
    min-height: 260px;
  }

  .repo-readme-content {
    padding: 0.85rem;
    font-size: 0.78rem;
  }

  .repo-meta-grid {
    grid-template-columns: 1fr;
  }

  .calendar-preview-icon {
    width: 52px;
    height: 52px;
    padding: 10px;
  }

  .calendar-availability {
    padding: 0.85rem;
  }

  .calendar-availability-value {
    font-size: 0.92rem;
  }

  .calendar-slot {
    align-items: flex-start;
    padding: 0.62rem;
    font-size: 0.78rem;
  }

  .external-preview-icon {
    width: 50px;
    height: 50px;
  }

  .external-preview-url {
    width: 100%;
    font-size: 0.7rem;
  }

  .gh-open-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .skills-featured { grid-template-columns:repeat(2, 1fr); }
}