/* ============================================================
   Gozpie — outils production audiovisuelle
   Static, no dependency. Dark, modern.
   ============================================================ */
:root{
  --bg:#0a0a12;
  --bg-2:#0f0f1c;
  --card:#14142400;
  --surface:rgba(255,255,255,.04);
  --surface-2:rgba(255,255,255,.06);
  --border:rgba(255,255,255,.09);
  --text:#eef0f7;
  --muted:#9aa0b5;
  --violet:#7c6bff;
  --cyan:#22d3ee;
  --ok:#4ade80;
  --wait:#fbbf24;
  --radius:18px;
  --max:1120px;
  --grad:linear-gradient(120deg,#7c6bff 0%,#22d3ee 100%);
  --nav-bg:rgba(10,10,18,.72);
  --menu-bg:rgba(15,15,28,.97);
  --hero-glow:.9;
}

/* ---------- Thème clair ---------- */
:root[data-theme="light"]{
  --bg:#ffffff;
  --bg-2:#f4f5fb;
  --surface:rgba(18,20,42,.035);
  --surface-2:rgba(18,20,42,.06);
  --border:rgba(18,20,42,.12);
  --text:#12142a;
  --muted:#565c73;
  --cyan:#0e8ea8;              /* teal lisible sur blanc (accents texte uniquement) */
  --nav-bg:rgba(255,255,255,.78);
  --menu-bg:rgba(255,255,255,.98);
  --hero-glow:.5;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;font-weight:700}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:14px;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 24px;border-radius:999px;font-weight:600;font-size:.96rem;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s;
  cursor:pointer;border:1px solid transparent;white-space:nowrap;
}
.btn--primary{background:var(--grad);color:#06060c;box-shadow:0 10px 30px -10px rgba(124,107,255,.6)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(124,107,255,.75)}
.btn--ghost{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn--ghost:hover{background:var(--surface-2);transform:translateY(-2px)}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:20px;
  padding:16px clamp(18px,5vw,44px);
  background:var(--nav-bg);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:10px;margin-right:auto}
.brand__name{font-weight:700;font-size:1.18rem;letter-spacing:-.02em}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a{color:var(--muted);font-size:.95rem;font-weight:500;transition:color .15s}
.nav__links a:hover{color:var(--text)}
.nav__cta{
  color:var(--text)!important;padding:9px 18px;border-radius:999px;
  border:1px solid var(--border);background:var(--surface);
}
.nav__cta:hover{background:var(--surface-2)}
.theme-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:999px;
  background:var(--surface);border:1px solid var(--border);color:var(--text);
  cursor:pointer;transition:background .15s,transform .15s;
}
.theme-toggle:hover{background:var(--surface-2);transform:translateY(-1px)}
.theme-toggle .ic-sun{display:none}
.theme-toggle .ic-moon{display:block}
:root[data-theme="light"] .theme-toggle .ic-sun{display:block}
:root[data-theme="light"] .theme-toggle .ic-moon{display:none}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav__burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:.25s}
.nav__burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__burger.is-open span:nth-child(2){opacity:0}
.nav__burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-menu[hidden]{display:none}
.mobile-menu{
  position:sticky;top:65px;z-index:49;display:flex;flex-direction:column;
  background:var(--menu-bg);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);padding:8px clamp(18px,5vw,44px) 18px;
}
.mobile-menu a{padding:12px 4px;color:var(--muted);border-bottom:1px solid var(--border);font-weight:500}
.mobile-menu a:last-child{border-bottom:0}

/* ---------- Hero ---------- */
.hero{position:relative;padding:clamp(70px,12vw,140px) clamp(18px,5vw,44px) clamp(60px,9vw,110px);overflow:hidden}
.hero__glow{
  position:absolute;inset:-20% 10% auto -10%;height:520px;
  background:radial-gradient(60% 60% at 30% 30%,rgba(124,107,255,.35),transparent 70%),
             radial-gradient(50% 50% at 80% 20%,rgba(34,211,238,.22),transparent 70%);
  filter:blur(30px);z-index:0;pointer-events:none;opacity:var(--hero-glow);
}
.hero__inner{position:relative;z-index:1;max-width:var(--max);margin:0 auto;text-align:center}
.hero__title{font-size:clamp(2.1rem,6vw,4.1rem);margin:6px 0 22px}
.hero__lead{max-width:640px;margin:0 auto;color:var(--muted);font-size:clamp(1rem,2.2vw,1.18rem)}
.hero__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.hero__sign{margin-top:30px;color:var(--muted);font-size:.9rem;letter-spacing:.04em}
.hero__sign strong{color:var(--text)}

/* ---------- Sections ---------- */
.section{max-width:var(--max);margin:0 auto;padding:clamp(56px,9vw,100px) clamp(18px,5vw,44px)}
.section__head{max-width:640px;margin-bottom:44px}
.section__head h2{font-size:clamp(1.7rem,4vw,2.6rem);margin-bottom:12px}
.section__head p{color:var(--muted);font-size:1.05rem}

/* ---------- Feature (Validz) ---------- */
.feature{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center;
  background:linear-gradient(180deg,var(--surface),rgba(255,255,255,.015));
  border:1px solid var(--border);border-radius:26px;
  padding:clamp(26px,4vw,52px);
}
.feature__body .badge{
  display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:#06060c;background:var(--grad);padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.feature__body h2{font-size:clamp(2rem,5vw,3.1rem);margin-bottom:8px}
.feature__tag{font-size:1.12rem;color:var(--text);font-weight:600;margin-bottom:14px}
.feature__body p{color:var(--muted)}
.ticks{list-style:none;margin:20px 0 26px;display:grid;gap:11px}
.ticks li{position:relative;padding-left:30px;color:var(--text)}
.ticks li::before{
  content:"✓";position:absolute;left:0;top:0;width:20px;height:20px;border-radius:6px;
  background:var(--grad);color:#06060c;font-size:.72rem;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}

/* Validz mock visual */
.feature__media{display:flex;justify-content:center}
.mock{
  width:100%;max-width:420px;background:linear-gradient(160deg,#12122a,#0c0c18);
  border:1px solid var(--border);border-radius:20px;padding:18px;
  box-shadow:0 40px 80px -30px rgba(0,0,0,.7);
}
.mock__bar{display:flex;gap:7px;margin-bottom:16px}
.mock__bar span{width:11px;height:11px;border-radius:50%;background:rgba(255,255,255,.16)}
.mock__bar span:first-child{background:#ff5f57}
.mock__bar span:nth-child(2){background:#febc2e}
.mock__bar span:nth-child(3){background:#28c840}
.mock__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.mock__tile{aspect-ratio:16/10;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--border);position:relative;overflow:hidden}
.mock__tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
/* Voile léger : les tuiles sont des captures déjà sombres, un voile appuyé les
   noierait. Il ne sert qu'à asseoir le liseré d'état et le glyphe. */
.mock__tile::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(9,11,18,0),rgba(9,11,18,.32))}
.mock__tile em{position:absolute;top:6px;right:8px;z-index:2;font-style:normal;font-size:.85rem;text-shadow:0 1px 3px rgba(0,0,0,.9)}
.mock__tile.is-ok{border-color:rgba(74,222,128,.55)}
.mock__tile.is-ok::before{background:linear-gradient(180deg,rgba(74,222,128,.10),rgba(9,11,18,.34))}
.mock__tile.is-wait{border-color:rgba(251,191,36,.55)}
.mock__tile.is-wait::before{background:linear-gradient(180deg,rgba(251,191,36,.12),rgba(9,11,18,.34))}
.mock__row{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:.86rem}
.mock__row .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(74,222,128,.18)}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:28px 26px;transition:transform .2s ease,border-color .2s ease,background .2s;
}
.card:hover{transform:translateY(-4px);border-color:rgba(124,107,255,.5);background:var(--surface-2)}
.card__icon{font-size:1.7rem;margin-bottom:14px}
.card h3{font-size:1.35rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.97rem;margin-bottom:16px}
.card__link{color:var(--cyan);font-weight:600;font-size:.9rem}
.card__link:hover{text-decoration:underline}

/* ---------- Split (approche) ---------- */
.section--split{}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,60px);align-items:center}
.split__left h2{font-size:clamp(1.7rem,4vw,2.5rem);margin-bottom:14px}
.split__left p{color:var(--muted);font-size:1.05rem}
.split__right{display:grid;gap:14px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 20px}
.stat strong{display:block;font-size:1.05rem;margin-bottom:3px}
.stat span{color:var(--muted);font-size:.94rem}

/* ---------- Contact ---------- */
.contact{
  background:linear-gradient(180deg,var(--surface),rgba(255,255,255,.015));
  border:1px solid var(--border);border-radius:26px;padding:clamp(28px,4vw,52px);
}
.contact__head{max-width:560px;margin-bottom:28px}
.contact__head h2{font-size:clamp(1.7rem,4vw,2.5rem);margin-bottom:10px}
.contact__head p{color:var(--muted)}
.contact__form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field--full{grid-column:1/-1}
.field label{font-size:.85rem;color:var(--muted);font-weight:500}
.field input,.field textarea{
  background:var(--bg-2);border:1px solid var(--border);border-radius:12px;
  padding:12px 14px;color:var(--text);font-size:.96rem;font-family:inherit;transition:border-color .15s;
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--violet)}
.field textarea{resize:vertical}
.field--full .btn{width:auto}
.contact__mail{color:var(--muted);margin-left:14px;font-size:.92rem}
.contact__mail:hover{color:var(--text)}
.form__note{margin-top:12px;font-size:.92rem;color:var(--ok)}
.form__note.err{color:#f87171}

/* ---------- Footer ---------- */
.footer{
  border-top:1px solid var(--border);text-align:center;
  padding:44px clamp(18px,5vw,44px);display:grid;gap:8px;justify-items:center;
}
.footer p{color:var(--muted);font-size:.92rem}
.footer__meta a{color:var(--cyan)}
.footer__meta a:hover{text-decoration:underline}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .nav__links{display:none}
  .nav__burger{display:flex}
  .feature{grid-template-columns:1fr}
  .feature__media{order:-1}
  .cards{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .contact__form{grid-template-columns:1fr}
}
@media (max-width:520px){
  .hero__cta{flex-direction:column}
  .hero__cta .btn{width:100%}
  .contact__mail{display:block;margin:12px 0 0}
}

/* ---------- Bloc install extension ---------- */
.install{margin-top:.7rem;font-size:.82rem}
.install summary{cursor:pointer;color:var(--cyan);font-weight:600;list-style:none;user-select:none}
.install summary::-webkit-details-marker{display:none}
.install summary:hover{text-decoration:underline}
.install[open] summary{margin-bottom:.5rem}
.install ol{margin:0;padding-left:1.2rem;display:flex;flex-direction:column;gap:.4rem;color:var(--text)}
.install ol li{line-height:1.4}
.install code{background:var(--surface);padding:.05rem .35rem;border-radius:5px;font-size:.9em}
.install__note{margin-top:.6rem;font-size:.76rem;opacity:.6}
.install a{color:var(--cyan)}