/* ═══════════════════════════════════════════════════════════════
   PerfShop.io — Thème centralisé
   Importé par toutes les pages
═══════════════════════════════════════════════════════════════ */

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

:root {
  --bg:       #0d0d14;
  --surface:  #13131e;
  --surface2: #1c1c2e;
  --border:   #2a2a40;
  --accent:   #667eea;
  --electric: #00d4ff;
  --teal:     #4ecdc4;
  --purple:   #a855f7;
  --cyan:     #06b6d4;
  --danger:   #ff4757;
  --warning:  #ffa502;
  --success:  #2ed573;
  --text:     #e8e8f0;
  --text2:    #7878a0;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; overflow-x:hidden; }
body { font-family:'DM Sans',sans-serif; background:var(--bg); color:var(--text); line-height:1.6; overflow-x:hidden; min-width:320px; }

/* ── Typographie ── */
h1,h2,h3,h4 { letter-spacing:-.02em; }
/* Syne utilisé uniquement dans index.html via ses styles inline */
img { max-width:100%; height:auto; display:block; }

/* ── Boutons ── */
.btn        { display:inline-flex; align-items:center; gap:7px; padding:10px 22px; border-radius:8px; font-family:'DM Sans',sans-serif; font-size:.88rem; font-weight:600; cursor:pointer; transition:all .2s; text-decoration:none; border:none; }
.btn-primary{ background:var(--accent); color:#fff; box-shadow:0 0 20px rgba(102,126,234,.35); }
.btn-primary:hover { background:#7b8ff0; box-shadow:0 0 32px rgba(102,126,234,.55); transform:translateY(-1px); }
.btn-electric { background:linear-gradient(135deg,var(--electric),#0099cc); color:#000; font-weight:700; box-shadow:0 0 20px rgba(0,212,255,.25); }
.btn-electric:hover { box-shadow:0 0 36px rgba(0,212,255,.45); transform:translateY(-1px); }
.btn-ghost  { background:transparent; color:var(--text); border:1px solid var(--border); }
.btn-ghost:hover { border-color:var(--text2); transform:translateY(-1px); }
.btn-purple { background:var(--purple); color:#fff; box-shadow:0 0 20px rgba(168,85,247,.3); }
.btn-purple:hover { background:#b56cf5; }
.btn-lg { padding:13px 28px; font-size:.95rem; border-radius:9px; }
.btn-sm { padding:6px 14px; font-size:.8rem; border-radius:6px; }

/* ── Nav ── */
nav {
  position:fixed; top:0; left:0; right:0; z-index:200;
  display:flex; align-items:center; justify-content:space-between;
  padding:0 40px; height:64px;
  background:rgba(13,13,20,.88); backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  box-sizing:border-box; width:100%;
}
.nav-logo { display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--text); font-weight:700; font-size:1.1rem; }
.logo-icon { width:32px; height:32px; border-radius:8px; background:linear-gradient(135deg,var(--accent),var(--purple)); display:flex; align-items:center; justify-content:center; font-size:1rem; flex-shrink:0; }
.nav-links { display:flex; align-items:center; gap:26px; }
.nav-links a { color:var(--text2); text-decoration:none; font-size:.875rem; font-weight:500; transition:color .2s; }
.nav-links a:hover, .nav-links a.active { color:var(--text); }
.nav-right { display:flex; align-items:center; gap:10px; }
.lang-btn { background:var(--surface2); border:1px solid var(--border); color:var(--text2); padding:5px 10px; border-radius:6px; font-family:'DM Mono',monospace; font-size:.75rem; cursor:pointer; transition:all .2s; }
.lang-btn:hover { border-color:var(--accent); color:var(--text); }

/* ── Layout sections ── */
.section-wrap { padding:96px 40px; max-width:1200px; margin:0 auto; box-sizing:border-box; width:100%; }
.section-wrap.narrow { max-width:860px; }
.page-hero { padding:140px 40px 80px; max-width:1200px; margin:0 auto; box-sizing:border-box; width:100%; }
.full-divider { border:none; border-top:1px solid var(--border); margin:0; }

/* ── Tags ── */
.section-tag { display:inline-flex; align-items:center; gap:6px; font-family:'DM Mono',monospace; font-size:.72rem; font-weight:500; letter-spacing:.08em; text-transform:uppercase; padding:4px 12px; border-radius:20px; margin-bottom:16px; }
.tag-accent { background:rgba(102,126,234,.1); color:var(--accent);   border:1px solid rgba(102,126,234,.2); }
.tag-teal   { background:rgba(78,205,196,.1);  color:var(--teal);     border:1px solid rgba(78,205,196,.2); }
.tag-purple { background:rgba(168,85,247,.1);  color:var(--purple);   border:1px solid rgba(168,85,247,.2); }
.tag-warn   { background:rgba(255,165,2,.1);   color:var(--warning);  border:1px solid rgba(255,165,2,.2); }
.tag-elec   { background:rgba(0,212,255,.08);  color:var(--electric); border:1px solid rgba(0,212,255,.2); }
.tag-danger { background:rgba(255,71,87,.08);  color:var(--danger);   border:1px solid rgba(255,71,87,.2); }
.tag-cyan   { background:rgba(6,182,212,.08);    color:var(--cyan);     border:1px solid rgba(6,182,212,.2); }

h2.section-title { font-family:'DM Sans',sans-serif; font-size:clamp(1.6rem,2.5vw,2.2rem); font-weight:700; line-height:1.2; margin-bottom:12px; letter-spacing:-.02em; }
p.section-sub { color:var(--text2); font-size:1rem; max-width:560px; line-height:1.7; margin-bottom:52px; }

/* ── Cards ── */
.card { background:var(--surface); border:1px solid var(--border); border-radius:12px; padding:24px; transition:border-color .2s, transform .2s, box-shadow .2s; }
.card:hover { transform:translateY(-3px); }
.card.c-accent:hover { border-color:rgba(102,126,234,.4); box-shadow:0 8px 32px rgba(102,126,234,.1); }
.card.c-teal:hover   { border-color:rgba(78,205,196,.4);  box-shadow:0 8px 32px rgba(78,205,196,.1); }
.card.c-purple:hover { border-color:rgba(168,85,247,.4);  box-shadow:0 8px 32px rgba(168,85,247,.1); }
.card.c-warn:hover   { border-color:rgba(255,165,2,.4);   box-shadow:0 8px 32px rgba(255,165,2,.1); }
.card.c-cyan:hover   { border-color:rgba(6,182,212,.4);   box-shadow:0 8px 32px rgba(6,182,212,.1); }
.card.c-danger:hover { border-color:rgba(255,71,87,.4);   box-shadow:0 8px 32px rgba(255,71,87,.1); }

/* ── Footer ── */
footer { border-top:1px solid var(--border); background:var(--surface); padding:48px 40px 32px; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; max-width:1200px; margin:0 auto 40px; }
.footer-brand p { color:var(--text2); font-size:.82rem; line-height:1.6; margin-top:10px; max-width:240px; }
.footer-col h4  { font-size:.78rem; font-weight:600; color:var(--text2); text-transform:uppercase; letter-spacing:.05em; margin-bottom:14px; font-family:'DM Mono',monospace; }
.footer-col a   { display:block; color:var(--text2); text-decoration:none; font-size:.83rem; margin-bottom:8px; transition:color .2s; }
.footer-col a:hover { color:var(--text); }
.footer-bottom { max-width:1200px; margin:0 auto; border-top:1px solid var(--border); padding-top:24px; display:flex; align-items:center; justify-content:space-between; font-size:.75rem; color:var(--text2); flex-wrap:wrap; gap:12px; }
.footer-bottom a { color:var(--text2); text-decoration:none; }
.footer-bottom a:hover { color:var(--text); }

/* ── Animations ── */
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.3} }
.dot-live { width:6px; height:6px; border-radius:50%; background:var(--success); animation:blink 1.5s infinite; display:inline-block; }

/* ── Forms ── */
.form-group { margin-bottom:18px; }
.form-label { display:block; font-size:.78rem; color:var(--text2); font-family:'DM Mono',monospace; margin-bottom:7px; text-transform:uppercase; letter-spacing:.05em; }
.form-input, .form-select, .form-textarea {
  width:100%; background:var(--surface2); border:1px solid var(--border);
  border-radius:8px; padding:11px 14px; color:var(--text);
  font-family:'DM Sans',sans-serif; font-size:.9rem; outline:none; transition:border-color .2s;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color:var(--accent); }
.form-textarea { resize:vertical; min-height:120px; line-height:1.6; }
.form-select { cursor:pointer; }

/* ── Code block ── */
.code-block { display:inline-block; background:var(--surface); border:1px solid var(--border); border-radius:8px; padding:14px 22px; font-family:'DM Mono',monospace; font-size:.8rem; color:var(--teal); line-height:1.9; text-align:left; }

/* ── Responsive ── */
@media(max-width:900px) {
  nav { padding:0 20px; }
  .nav-links { display:none; }
  .section-wrap { padding:64px 20px; }
  .page-hero { padding:100px 20px 60px; }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media(max-width:600px) {
  .footer-grid { grid-template-columns:1fr; }
}