/* =================================================================
   BTS CIEL — La Providence Amiens
   Thème "hacker" : dark mode + néons cyan/vert
   ================================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* Couleurs de fond */
  --bg:        #070b12;
  --bg-elev:   #0b111c;
  --bg-card:   #0f1825;
  --bg-card-2: #131e2e;

  /* Bordures & lignes */
  --border:    rgba(120, 160, 200, 0.14);
  --border-2:  rgba(120, 160, 200, 0.26);

  /* Texte */
  --text:      #e8eef7;
  --text-dim:  #9fb0c5;
  --text-faint:#647689;

  /* Néons */
  --cyan:   #2bd4ff;
  --green:  #00ff9c;
  --purple: #b388ff;
  --pink:   #ff5d9e;
  --warn:   #ffcf4a;

  --brand-grad: linear-gradient(120deg, var(--cyan), var(--green));
  --brand-grad-soft: linear-gradient(120deg, rgba(43,212,255,.16), rgba(0,255,156,.16));

  /* Glow */
  --glow-cyan:  0 0 0 1px rgba(43,212,255,.4), 0 0 24px -4px rgba(43,212,255,.5);
  --glow-green: 0 0 0 1px rgba(0,255,156,.35), 0 0 24px -4px rgba(0,255,156,.45);

  /* Typo */
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body:    "Inter", system-ui, -apple-system, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;

  /* Layout */
  --container: 1180px;
  --radius:    16px;
  --radius-sm: 10px;
  --header-h:  68px;

  --ease: cubic-bezier(.22, 1, .36, 1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; }

.mono { font-family: var(--font-mono); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 40px);
}

.grad {
  background: var(--brand-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Accessibilité ---------- */
.skip-link {
  position: absolute; left: 12px; top: -60px;
  background: var(--cyan); color: #04121a; padding: 10px 16px;
  border-radius: 8px; font-weight: 600; z-index: 2000;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Barre de progression ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: var(--brand-grad);
  z-index: 1500;
  box-shadow: 0 0 12px rgba(43,212,255,.6);
}

/* ===================== HEADER / NAV ===================== */
.site-header {
  position: fixed; inset: 0 0 auto 0;
  height: var(--header-h);
  z-index: 1000;
  display: flex; align-items: center;
  background: rgba(7, 11, 18, 0.55);
  border-bottom: 1px solid transparent;
  transition: background .3s var(--ease), border-color .3s var(--ease), backdrop-filter .3s;
}
.site-header.scrolled {
  background: rgba(7, 11, 18, 0.82);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border-bottom-color: var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }

.brand { display: inline-flex; align-items: center; gap: 12px; font-family: var(--font-display); font-weight: 700; }
.brand-mark {
  font-family: var(--font-mono); font-weight: 700;
  color: var(--bg);
  background: var(--brand-grad);
  padding: 4px 8px; border-radius: 8px;
  font-size: .85rem; letter-spacing: -1px;
  box-shadow: 0 0 18px -4px rgba(0,255,156,.5);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.05; font-size: 1.05rem; letter-spacing: .5px; }
.brand-sub { font-family: var(--font-mono); font-size: .6rem; font-weight: 400; color: var(--text-faint); letter-spacing: 0; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  padding: 8px 14px; border-radius: 8px;
  font-size: .92rem; font-weight: 500; color: var(--text-dim);
  transition: color .2s var(--ease), background .2s var(--ease);
  position: relative;
}
.main-nav a:hover { color: var(--text); background: rgba(255,255,255,.04); }
.main-nav a.active { color: var(--cyan); }
.main-nav a.active::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 2px; height: 2px;
  background: var(--brand-grad); border-radius: 2px;
}
.nav-cta {
  background: var(--brand-grad-soft);
  border: 1px solid var(--border-2);
  color: var(--text) !important;
  margin-left: 8px;
}
.nav-cta:hover { box-shadow: var(--glow-cyan); border-color: transparent; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: 1px solid var(--border); border-radius: 8px;
  padding: 9px 10px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===================== BOUTONS ===================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: 10px;
  font-weight: 600; font-size: .96rem;
  border: 1px solid transparent;
  transition: transform .2s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s;
  white-space: nowrap;
}
.btn-primary {
  background: var(--brand-grad); color: #04121a;
  box-shadow: 0 8px 30px -10px rgba(0,255,156,.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 38px -10px rgba(0,255,156,.7); }
.btn-ghost { background: rgba(255,255,255,.03); border-color: var(--border-2); color: var(--text); }
.btn-ghost:hover { transform: translateY(-2px); border-color: var(--cyan); color: var(--cyan); box-shadow: var(--glow-cyan); }

/* ===================== HERO ===================== */
.hero {
  position: relative;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 40px;
  display: flex; flex-direction: column; justify-content: center;
  overflow: hidden;
  isolation: isolate;
}
/* width/height 100% obligatoires : un <canvas> est un élément remplacé,
   inset:0 seul ne le contraint pas (il garderait sa taille intrinsèque). */
.hero-rain { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -3; opacity: .28; }
.hero-grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(120,160,200,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,160,200,.05) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 35%, #000 40%, transparent 100%);
}
.hero-glow {
  position: absolute; z-index: -1; inset: 0;
  background:
    radial-gradient(60% 50% at 18% 20%, rgba(43,212,255,.16), transparent 60%),
    radial-gradient(55% 45% at 85% 75%, rgba(0,255,156,.13), transparent 60%);
}

.hero-inner {
  display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center;
  flex: 1;
}
.hero-copy { max-width: 640px; }

.eyebrow {
  font-family: var(--font-mono); font-size: .8rem; color: var(--green);
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 18px;
  display: inline-flex; align-items: center; gap: 8px;
}
.blink { animation: blink 1.1s steps(2) infinite; color: var(--green); }
@keyframes blink { 50% { opacity: 0; } }

.hero-title { font-family: var(--font-display); line-height: .9; margin-bottom: 6px; }
.glitch {
  font-size: clamp(4.5rem, 16vw, 11rem);
  font-weight: 700; letter-spacing: -2px;
  background: var(--brand-grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  position: relative; display: inline-block;
}
.glitch::before, .glitch::after {
  content: attr(data-text); position: absolute; inset: 0;
  -webkit-background-clip: text; background-clip: text;
}
.glitch::before { color: var(--pink); z-index: -1; animation: glitch1 4s infinite steps(2); }
.glitch::after  { color: var(--cyan); z-index: -2; animation: glitch2 5s infinite steps(2); }
@keyframes glitch1 { 0%,92%,100%{transform:translate(0)} 93%{transform:translate(-3px,1px)} 96%{transform:translate(2px,-2px)} }
@keyframes glitch2 { 0%,90%,100%{transform:translate(0)} 92%{transform:translate(3px,-1px)} 97%{transform:translate(-2px,2px)} }

.hero-expand {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(1.1rem, 2.6vw, 1.6rem);
  color: var(--text); margin-bottom: 22px; letter-spacing: .3px;
}
.hero-expand strong { color: var(--cyan); }

.hero-terminal {
  display: inline-flex; align-items: center; gap: 10px; flex-wrap: wrap;
  background: rgba(0,0,0,.35); border: 1px solid var(--border);
  border-radius: 8px; padding: 9px 14px; margin-bottom: 22px;
  font-size: .92rem;
}
.hero-terminal .prompt { color: var(--green); }
.hero-terminal .typed { color: var(--text); }
.caret { color: var(--cyan); animation: blink 1s steps(2) infinite; }

.hero-desc { color: var(--text-dim); font-size: 1.08rem; max-width: 560px; margin-bottom: 30px; }
.hero-desc strong { color: var(--text); }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* Terminal décoratif */
.terminal-card {
  background: linear-gradient(180deg, var(--bg-card-2), var(--bg-card));
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  box-shadow: 0 30px 80px -30px rgba(0,0,0,.8), var(--glow-cyan);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-7deg) rotateX(2deg);
  transition: transform .5s var(--ease);
}
.terminal-card:hover { transform: perspective(1000px) rotateY(-3deg) rotateX(1deg); }
.terminal-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 11px 14px; background: rgba(0,0,0,.3);
  border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.red { background: #ff5f57; } .dot.yellow { background: #febc2e; } .dot.green { background: #28c840; }
.terminal-title { margin-left: 8px; font-size: .74rem; color: var(--text-faint); }
.terminal-body { padding: 18px 20px; font-size: .82rem; line-height: 1.85; white-space: pre-wrap; }
.c-com { color: var(--text-faint); }
.c-key { color: var(--green); }
.c-out { color: var(--text-dim); }
.c-str { color: var(--cyan); }
.c-ok  { color: var(--green); }

/* Stats */
.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
  margin-top: 56px; padding-top: 30px; border-top: 1px solid var(--border);
}
.hero-stats li { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat-label { font-size: .82rem; color: var(--text-dim); }

/* ===================== SECTIONS ===================== */
.section { padding: clamp(70px, 11vh, 130px) 0; position: relative; }
.section-alt { background: var(--bg-elev); border-block: 1px solid var(--border); }

.section-head { max-width: 760px; margin-bottom: 56px; }
.section-tag { color: var(--cyan); font-size: .82rem; letter-spacing: 1px; margin-bottom: 14px; }
.section-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.9rem, 4.5vw, 3rem); line-height: 1.08; letter-spacing: -1px;
  margin-bottom: 18px;
}
.section-lead { color: var(--text-dim); font-size: 1.1rem; }
.section-lead strong, .hero-expand strong { color: var(--text); }

/* ---------- Cartes "objectifs" ---------- */
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px;
}
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-4px); border-color: var(--border-2); box-shadow: 0 20px 40px -24px rgba(0,0,0,.7); }
.card-icon {
  width: 48px; height: 48px; border-radius: 12px; margin-bottom: 16px;
  display: grid; place-items: center; font-size: 1.3rem;
  background: var(--brand-grad-soft); border: 1px solid var(--border-2);
  font-family: var(--font-mono); color: var(--cyan);
}
.card h3 { font-family: var(--font-display); font-size: 1.15rem; margin-bottom: 8px; }
.card p { color: var(--text-dim); font-size: .95rem; }

/* ---------- Atouts (différenciateurs) ---------- */
.atouts-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px;
}
.atout {
  position: relative;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 26px;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
  overflow: hidden;
}
.atout::before {
  content: ""; position: absolute; inset: 0; padding: 1px; border-radius: inherit;
  pointer-events: none; /* décoratif : ne doit pas bloquer les clics (ex. lien "Voir les applis") */
  background: var(--brand-grad); opacity: 0;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  transition: opacity .3s;
}
.atout:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -30px rgba(0,255,156,.4); }
.atout:hover::before { opacity: .7; }
.atout-icon { font-size: 1.7rem; margin-bottom: 14px; }
.atout h3 { font-family: var(--font-display); font-size: 1.12rem; margin-bottom: 8px; line-height: 1.25; }
.atout p { color: var(--text-dim); font-size: .94rem; }

.atout-feature {
  grid-column: span 2;
  background:
    radial-gradient(120% 120% at 0% 0%, rgba(43,212,255,.1), transparent 50%),
    var(--bg-card-2);
  border-color: var(--border-2);
}
.atout-badge {
  position: absolute; top: 18px; right: 18px;
  font-size: .64rem; text-transform: uppercase; letter-spacing: 1px;
  color: var(--green); border: 1px solid rgba(0,255,156,.4);
  padding: 3px 9px; border-radius: 20px; background: rgba(0,255,156,.08);
}
.atout-feature h3 { font-size: 1.35rem; max-width: 80%; }
.atout-link {
  display: inline-block; margin-top: 14px; color: var(--cyan);
  font-weight: 600; font-size: .92rem; border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.atout-link:hover { border-bottom-color: var(--cyan); }

/* ---------- Showcase applis ---------- */
.showcase { display: flex; flex-direction: column; gap: 70px; }
.showcase-row { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.showcase-row.reverse .showcase-media { order: 2; }
.showcase-media {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border-2);
  box-shadow: 0 30px 70px -30px rgba(0,0,0,.85);
  position: relative;
}
.showcase-media::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.05);
  border-radius: inherit;
}
.showcase-media img { width: 100%; transition: transform .6s var(--ease); }
.showcase-media:hover img { transform: scale(1.03); }
.app-kicker { color: var(--green); font-size: .82rem; letter-spacing: 1px; margin-bottom: 12px; }
.showcase-copy h3 { font-family: var(--font-display); font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: 14px; }
.showcase-copy > p { color: var(--text-dim); margin-bottom: 18px; }

.check-list { display: flex; flex-direction: column; gap: 10px; }
.check-list li { position: relative; padding-left: 30px; color: var(--text-dim); }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  color: var(--green); font-weight: 700;
  width: 20px; height: 20px; border-radius: 6px;
  background: rgba(0,255,156,.1); display: grid; place-items: center; font-size: .8rem;
}

/* ---------- Compétences / technos ---------- */
.techno-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.techno-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  transition: border-color .3s, transform .3s var(--ease);
}
.techno-card:hover { border-color: var(--border-2); transform: translateY(-3px); }
.techno-card h3 { font-family: var(--font-display); font-size: 1.15rem; margin-bottom: 10px; display: flex; align-items: baseline; gap: 12px; }
.techno-no { color: var(--cyan); font-size: .9rem; opacity: .8; }
.techno-card > p { color: var(--text-dim); font-size: .93rem; margin-bottom: 18px; }
.techno-tools { background: var(--brand-grad-soft); border-color: var(--border-2); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li {
  font-family: var(--font-mono); font-size: .78rem;
  padding: 5px 11px; border-radius: 7px;
  background: rgba(120,160,200,.08); border: 1px solid var(--border);
  color: var(--text-dim);
  transition: color .2s, border-color .2s, background .2s;
}
.chips li:hover { color: var(--cyan); border-color: var(--cyan); background: rgba(43,212,255,.08); }

/* ---------- Blocs référentiel ---------- */
.blocs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.bloc {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  border-top: 3px solid transparent;
  border-image: var(--brand-grad) 1; border-image-slice: 1;
  position: relative;
}
.bloc { border-image: none; }
.bloc::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--brand-grad); border-radius: var(--radius) var(--radius) 0 0;
}
.bloc-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.bloc-no { color: var(--green); font-weight: 700; font-size: .95rem; }
.bloc-unit {
  font-size: .72rem; color: var(--cyan); padding: 2px 10px;
  border: 1px solid var(--border-2); border-radius: 20px; background: rgba(43,212,255,.07);
}
.bloc h3 { font-family: var(--font-display); font-size: 1.18rem; margin-bottom: 16px; line-height: 1.3; }
.bloc-list { display: flex; flex-direction: column; gap: 9px; }
.bloc-list li { position: relative; padding-left: 22px; color: var(--text-dim); font-size: .94rem; }
.bloc-list li::before { content: "▹"; position: absolute; left: 0; color: var(--cyan); }

/* ---------- Organisation : tables ---------- */
.org-layout { display: grid; grid-template-columns: 1.6fr .8fr; gap: 22px; margin-bottom: 22px; }
/* min-width:0 : empêche une table large de gonfler la grille au-delà du viewport */
.org-block { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; min-width: 0; }
.org-h { font-family: var(--font-display); font-size: 1.15rem; margin-bottom: 18px; color: var(--text); }

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius-sm); }
.data-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.data-table th, .data-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.data-table thead th {
  font-family: var(--font-mono); font-size: .76rem; text-transform: uppercase; letter-spacing: 1px;
  color: var(--text-faint); font-weight: 500;
}
.data-table th:not(:first-child), .data-table td:not(:first-child) { text-align: center; width: 90px; }
.data-table tbody tr { transition: background .2s; }
.data-table tbody tr:hover { background: rgba(120,160,200,.04); }
.data-table tfoot td { font-weight: 700; color: var(--text); border-top: 2px solid var(--border-2); border-bottom: none; }
.data-table tfoot td:not(:first-child) { color: var(--green); }

/* Table des épreuves : 3 colonnes (Épreuve large · Coeff. étroit · Modalité large) */
.exams { table-layout: fixed; }
.exams th:nth-child(1), .exams td:nth-child(1) { width: 45%; text-align: left; }
.exams th:nth-child(2), .exams td:nth-child(2) { width: 72px; text-align: center; }
.exams th:nth-child(3), .exams td:nth-child(3) { width: auto; text-align: left; }
.exams td:nth-child(3) { color: var(--text-dim); font-size: .88rem; }
.exams .coef {
  display: inline-grid; place-items: center; width: 30px; height: 30px;
  border-radius: 8px; background: rgba(120,160,200,.1); border: 1px solid var(--border);
  font-family: var(--font-mono); font-weight: 700; color: var(--cyan);
}
.exams .coef-hi { background: rgba(0,255,156,.12); border-color: rgba(0,255,156,.4); color: var(--green); box-shadow: 0 0 16px -6px var(--green); }
.table-note { color: var(--text-faint); font-size: .76rem; margin-top: 12px; }

.org-stage { display: flex; flex-direction: column; background: var(--brand-grad-soft); border-color: var(--border-2); }
.stage-big { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; line-height: 1; margin-bottom: 10px; }
.stage-big .mono { background: var(--brand-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.org-stage p { color: var(--text-dim); font-size: .94rem; }

/* ---------- Débouchés ---------- */
.debouches-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.deb-col { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.deb-h { font-family: var(--font-display); font-size: 1.2rem; margin-bottom: 18px; display: flex; align-items: center; gap: 10px; }
.deb-ic { font-size: 1.2rem; }
.arrow-list { display: flex; flex-direction: column; gap: 11px; }
.arrow-list li { position: relative; padding-left: 26px; color: var(--text-dim); }
.arrow-list li::before { content: "→"; position: absolute; left: 0; color: var(--green); font-weight: 700; }

/* ---------- Vie étudiante ---------- */
.vie-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.vie-copy .section-tag { margin-top: 0; }
.vie-copy .check-list { margin-top: 20px; }
.vie-media { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border-2); box-shadow: 0 30px 70px -30px rgba(0,0,0,.85); }
.vie-media img { width: 100%; }
.vie-media figcaption { padding: 12px 16px; font-size: .8rem; color: var(--text-faint); background: var(--bg-card); border-top: 1px solid var(--border); }

/* ---------- Projets ---------- */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.project-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.project-card:not(.is-placeholder):hover { transform: translateY(-5px); border-color: var(--border-2); box-shadow: 0 24px 50px -28px rgba(0,255,156,.4); }

.project-cover { aspect-ratio: 16 / 11; overflow: hidden; border-bottom: 1px solid var(--border); margin: 0; }
.project-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.project-card:hover .project-cover img { transform: scale(1.05); }
.project-cover-empty {
  display: grid; place-items: center; font-size: 2rem; color: var(--text-faint);
  background: linear-gradient(135deg, rgba(43,212,255,.06), rgba(0,255,156,.04));
  border-bottom: 1px dashed var(--border-2);
}

.project-body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.project-tags li {
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .5px;
  padding: 3px 9px; border-radius: 6px; color: var(--cyan);
  background: rgba(43,212,255,.08); border: 1px solid var(--border);
}
.project-card h3 { font-family: var(--font-display); font-size: 1.18rem; margin-bottom: 8px; line-height: 1.25; }
.project-teaser { color: var(--text-dim); font-size: .93rem; margin-bottom: 16px; flex: 1; }
.project-open {
  align-self: flex-start; margin-top: auto;
  background: none; border: none; padding: 0; cursor: pointer;
  color: var(--cyan); font-weight: 600; font-size: .95rem; font-family: inherit;
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.project-open:hover { border-bottom-color: var(--cyan); }
.project-open::after { content: ""; position: absolute; inset: 0; } /* rend toute la carte cliquable */
.is-placeholder { opacity: .7; }
.is-placeholder .project-tags li { color: var(--warn); background: rgba(255,207,74,.07); border-color: rgba(255,207,74,.3); }

/* ---------- Modale projet ---------- */
.modal[hidden] { display: none; }
.modal {
  position: fixed; inset: 0; z-index: 2000;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(12px, 4vw, 40px);
}
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(4, 7, 12, .8);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  opacity: 0; transition: opacity .3s var(--ease);
}
.modal.open .modal-backdrop { opacity: 1; }
.modal-dialog {
  position: relative; z-index: 1;
  width: min(820px, 100%); max-height: 90vh; overflow-y: auto;
  background: linear-gradient(180deg, var(--bg-card-2), var(--bg-card));
  border: 1px solid var(--border-2); border-radius: 20px;
  box-shadow: 0 40px 100px -30px rgba(0,0,0,.9), var(--glow-cyan);
  padding: clamp(24px, 4vw, 44px);
  transform: translateY(20px) scale(.98); opacity: 0;
  transition: transform .35s var(--ease), opacity .35s var(--ease);
}
.modal.open .modal-dialog { transform: none; opacity: 1; }
.modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 2;
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(255,255,255,.05); border: 1px solid var(--border-2);
  color: var(--text); font-size: 1rem; line-height: 1;
  display: grid; place-items: center; transition: background .2s, color .2s, border-color .2s;
}
.modal-close:hover { background: rgba(255,93,158,.12); border-color: var(--pink); color: var(--pink); }

.modal-kicker { color: var(--green); font-size: .8rem; letter-spacing: 1px; margin-bottom: 12px; padding-right: 44px; }
.modal-title { font-family: var(--font-display); font-size: clamp(1.5rem, 4vw, 2.1rem); line-height: 1.15; margin-bottom: 16px; padding-right: 40px; }
.modal-content .project-tags { margin-bottom: 20px; }
.modal-content p { color: var(--text-dim); margin-bottom: 14px; }
.modal-subtitle { font-family: var(--font-display); font-size: 1.2rem; margin: 28px 0 14px; padding-top: 22px; border-top: 1px solid var(--border); }
.modal-content p strong { color: var(--text); }
.modal-gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-top: 24px; }
.modal-gallery figure { border-radius: 12px; overflow: hidden; border: 1px solid var(--border); background: var(--bg); margin: 0; }
.modal-gallery img { width: 100%; height: 200px; object-fit: cover; display: block; }
.modal-gallery figcaption { padding: 10px 12px; font-size: .8rem; color: var(--text-dim); border-top: 1px solid var(--border); }

.modal-figure { margin: 24px 0 0; border-radius: 12px; overflow: hidden; border: 1px solid var(--border); background: var(--bg); }
.modal-figure img { width: 100%; display: block; }
.modal-figure figcaption { padding: 11px 14px; font-size: .82rem; color: var(--text-dim); border-top: 1px solid var(--border); }

/* indice de zoom au survol des images agrandissables */
.modal-gallery img, .modal-figure img, .showcase-media img, .vie-media img { cursor: zoom-in; }

body.no-scroll { overflow: hidden; }

/* ---------- Zoom plein écran (lightbox) ---------- */
.lightbox[hidden] { display: none; }
.lightbox {
  position: fixed; inset: 0; z-index: 2100;
  display: flex; align-items: center; justify-content: center;
  padding: clamp(16px, 5vw, 60px);
  background: rgba(2, 4, 8, .92);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  opacity: 0; transition: opacity .25s var(--ease);
  cursor: zoom-out;
}
.lightbox.open { opacity: 1; }
.lightbox img {
  max-width: 100%; max-height: 100%;
  border-radius: 10px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.9);
  cursor: default;
}
.lightbox-close {
  position: absolute; top: 18px; right: 18px;
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255,255,255,.08); border: 1px solid var(--border-2);
  color: var(--text); font-size: 1.1rem; line-height: 1;
  display: grid; place-items: center; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.lightbox-close:hover { background: rgba(255,93,158,.14); border-color: var(--pink); color: var(--pink); }

/* ---------- Témoignages (placeholders) ---------- */
.quotes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; align-items: start; }
.quote-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; position: relative; display: flex; flex-direction: column; }
.quote-card::before { content: "\201C"; position: absolute; top: 6px; left: 18px; font-size: 4rem; font-family: var(--font-display); color: var(--border-2); line-height: 1; }
.quote-card blockquote {
  font-size: 1.02rem; color: var(--text); margin-bottom: 8px; position: relative; z-index: 1; padding-top: 14px;
  /* tronque les longs témoignages → cartes de hauteur homogène (le bouton « Lire la suite » est injecté en JS) */
  display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 10; overflow: hidden;
}
.quote-card.expanded blockquote { -webkit-line-clamp: unset; display: block; overflow: visible; }
.quote-toggle {
  align-self: flex-start; background: none; border: none; padding: 0; margin: 2px 0 0; cursor: pointer;
  color: var(--cyan); font-weight: 600; font-size: .9rem; font-family: inherit;
}
.quote-toggle:hover { text-decoration: underline; }
.quote-card figcaption { display: flex; flex-direction: column; gap: 3px; margin-top: auto; padding-top: 18px; }
.quote-name { font-weight: 600; }
.quote-meta { font-size: .78rem; color: var(--text-faint); }
.quote-links { display: flex; gap: 8px; margin-top: 10px; }
.quote-link {
  width: 34px; height: 34px; border-radius: 9px;
  display: grid; place-items: center; color: var(--text-dim);
  background: rgba(120,160,200,.07); border: 1px solid var(--border);
  transition: color .2s, border-color .2s, background .2s, transform .2s var(--ease);
}
.quote-link:hover { color: var(--cyan); border-color: var(--cyan); background: rgba(43,212,255,.08); transform: translateY(-2px); }
.quote-link svg { width: 18px; height: 18px; fill: currentColor; }

/* ---------- Contact ---------- */
.contact { padding-bottom: clamp(80px, 12vh, 150px); }
.contact-card {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, var(--bg-card-2), var(--bg-card));
  border: 1px solid var(--border-2); border-radius: 24px;
  padding: clamp(36px, 6vw, 70px);
  text-align: center;
}
.contact-glow {
  position: absolute; inset: -50% 20% auto 20%; height: 300px; z-index: 0;
  background: radial-gradient(circle, rgba(0,255,156,.16), transparent 65%);
  filter: blur(20px);
}
/* :not(.contact-glow) — sinon le halo (absolu) repasse en relatif et occupe ~300px dans le flux */
.contact-card > *:not(.contact-glow) { position: relative; z-index: 1; }
.contact-card .section-tag { display: block; }
.contact-title { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.8rem, 5vw, 3rem); line-height: 1.1; margin-bottom: 18px; }
.contact-lead { color: var(--text-dim); font-size: 1.1rem; max-width: 620px; margin: 0 auto 36px; }

/* align-items: flex-start — chaque bloc garde sa hauteur naturelle
   (sinon, en "stretch" par défaut, une adresse multi-lignes gonfle email & téléphone) */
.contact-info { display: flex; flex-wrap: wrap; justify-content: center; align-items: flex-start; gap: 14px; margin-bottom: 36px; }
.contact-item {
  display: inline-flex; align-items: center; gap: 12px; text-align: left;
  background: rgba(0,0,0,.25); border: 1px solid var(--border); border-radius: 12px;
  padding: 12px 18px; transition: border-color .25s, transform .25s var(--ease);
}
a.contact-item:hover { border-color: var(--cyan); transform: translateY(-2px); }
.ci-ic { font-size: 1.2rem; }
.ci-text { display: flex; flex-direction: column; line-height: 1.3; font-weight: 600; }
.ci-label { font-size: .68rem; color: var(--text-faint); font-weight: 400; text-transform: uppercase; letter-spacing: 1px; }
.contact-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-elev); padding: 48px 0 36px; }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-title { font-family: var(--font-display); font-weight: 600; }
.footer-sub { font-size: .74rem; color: var(--text-faint); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 6px 18px; justify-content: flex-end; }
.footer-nav a { color: var(--text-dim); font-size: .9rem; transition: color .2s; }
.footer-nav a:hover { color: var(--cyan); }
.footer-legal { grid-column: 1 / -1; border-top: 1px solid var(--border); padding-top: 20px; font-size: .76rem; color: var(--text-faint); }

/* ===================== ANIMATIONS AU SCROLL ===================== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal-stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal-stagger.in > * { opacity: 1; transform: none; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .terminal-card { transform: none; max-width: 460px; }
  .terminal-card:hover { transform: none; }
  .showcase-row, .showcase-row.reverse { grid-template-columns: 1fr; gap: 26px; }
  .showcase-row.reverse .showcase-media { order: 0; }
  .org-layout { grid-template-columns: 1fr; }
  .vie-layout { grid-template-columns: 1fr; gap: 30px; }
  .atout-feature { grid-column: span 1; }
  .atout-feature h3 { max-width: 100%; }
}

@media (max-width: 760px) {
  .main-nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 2px;
    background: rgba(7,11,18,.97); backdrop-filter: blur(16px);
    padding: 16px clamp(20px, 5vw, 40px) 24px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%); transition: transform .35s var(--ease);
    max-height: calc(100svh - var(--header-h)); overflow-y: auto;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: 13px 14px; font-size: 1rem; }
  .main-nav a.active::after { display: none; }
  .nav-cta { margin-left: 0; margin-top: 6px; text-align: center; }
  .nav-toggle { display: flex; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 22px 14px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }
}

/* Terminal du hero : sur petit écran, prompt + texte tapé empilés sur 2 lignes
   FIXES, pour que la boîte ne change jamais de hauteur pendant l'animation
   (sinon le texte qui passe sur 2 lignes décale tout le contenu en dessous). */
@media (max-width: 640px) {
  .hero-terminal {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    font-size: .82rem;
  }
  .hero-terminal .typed-line {
    max-width: 100%;
    white-space: nowrap;
    overflow: hidden;
  }

  /* Tables : reflow pour tenir dans l'écran (plus de scroll horizontal) */
  .data-table { font-size: .82rem; }
  .data-table th, .data-table td { padding: 10px 7px; }
  .data-table th:not(:first-child), .data-table td:not(:first-child) { width: 50px; }
  .exams th:nth-child(1), .exams td:nth-child(1) { width: 38%; }
  .exams th:nth-child(2), .exams td:nth-child(2) { width: 40px; }
  .exams th:nth-child(3), .exams td:nth-child(3) { width: auto; }
}

@media (max-width: 420px) {
  .hero-actions .btn, .contact-actions .btn { width: 100%; }
}

/* ===================== REDUCED MOTION ===================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .hero-rain { display: none; }
  .reveal, .reveal-stagger > * { opacity: 1 !important; transform: none !important; }
  .glitch::before, .glitch::after { display: none; }
}