/* ============================================================
   SAGI SCHOOL — site vitrine
   Palette : turquoise #00d4aa sur bleu nuit #0d1526
   ============================================================ */

:root {
  --bg:        #0d1526;
  --bg-soft:   #131b2e;
  --bg-card:   #18223a;
  --border:    rgba(148, 163, 184, 0.14);
  --accent:    #00d4aa;
  --accent-2:  #00b894;
  --accent-soft: rgba(0, 212, 170, 0.10);
  --text:      #e8edf5;
  --text-dim:  #94a3b8;
  --gold:      #f0b429;
  --radius:    14px;
  --maxw:      1120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; vertical-align: middle; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

section { padding: 88px 0; }

.section-head { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-head h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); line-height: 1.25; margin-bottom: 14px; }
.section-head p { color: var(--text-dim); font-size: 1.06rem; }
.kicker {
  display: inline-block; font-size: 0.78rem; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 26px; border-radius: 10px; font-weight: 600; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer; transition: all .18s ease;
  text-decoration: none !important;
}
.btn-primary { background: var(--accent); color: #06251e; }
.btn-primary:hover { background: #00e8bb; transform: translateY(-1px); }
.btn-ghost { border-color: rgba(148,163,184,.35); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 16px 32px; font-size: 1.07rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(13, 21, 38, 0.85); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 1.12rem; color: var(--text); text-decoration: none !important; }
.brand small { display: block; font-size: .62rem; font-weight: 600; letter-spacing: 1.6px; color: var(--text-dim); text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 26px; list-style: none; }
.nav-links a { color: var(--text-dim); font-weight: 500; font-size: .95rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-cta { margin-left: 6px; }

.nav-toggle {
  display: none; background: none; border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-size: 1.3rem; padding: 4px 12px; cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  padding: 96px 0 80px;
  background:
    radial-gradient(ellipse 60% 50% at 80% -10%, rgba(0, 212, 170, 0.13), transparent),
    radial-gradient(ellipse 50% 40% at 10% 110%, rgba(0, 212, 170, 0.07), transparent);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.1rem, 4.6vw, 3.2rem); line-height: 1.16; letter-spacing: -0.5px; margin: 18px 0; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-sub { color: var(--text-dim); font-size: 1.13rem; max-width: 46ch; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero-note { margin-top: 18px; font-size: .88rem; color: var(--text-dim); }
.badge-sn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent-soft); border: 1px solid rgba(0,212,170,.25);
  color: var(--accent); border-radius: 100px; padding: 6px 16px;
  font-size: .82rem; font-weight: 600;
}

/* Mockup fenêtre app */
.app-mock {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 16px;
  box-shadow: 0 30px 80px rgba(0,0,0,.45); overflow: hidden; font-size: .78rem;
}
.app-mock-bar {
  display: flex; align-items: center; gap: 7px; padding: 11px 16px;
  background: #0a111f; border-bottom: 1px solid var(--border);
}
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot-r { background: #ff5f57; } .dot-y { background: #febc2e; } .dot-g { background: #28c840; }
.app-mock-title { margin-left: 10px; color: var(--text-dim); font-size: .74rem; }
.app-mock-body { display: grid; grid-template-columns: 138px 1fr; min-height: 300px; }
.app-mock-nav { background: #0a111f; padding: 14px 10px; border-right: 1px solid var(--border); }
.app-mock-nav div { padding: 7px 10px; border-radius: 7px; color: var(--text-dim); margin-bottom: 3px; white-space: nowrap; }
.app-mock-nav div.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.app-mock-main { padding: 18px; }
.mock-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 14px; }
.mock-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 12px; }
.mock-card b { display: block; font-size: 1.05rem; color: var(--text); margin-top: 2px; }
.mock-card span { color: var(--text-dim); font-size: .68rem; }
.mock-chart { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 14px; }
.mock-bars { display: flex; align-items: flex-end; gap: 8px; height: 90px; margin-top: 10px; }
.mock-bars i { flex: 1; background: linear-gradient(180deg, var(--accent), rgba(0,212,170,.25)); border-radius: 4px 4px 0 0; opacity: .9; }

/* ---------- Fonctionnalités ---------- */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px 22px; transition: border-color .18s ease, transform .18s ease;
}
.feature:hover { border-color: rgba(0,212,170,.4); transform: translateY(-3px); }
.feature .ico {
  width: 46px; height: 46px; display: grid; place-items: center; font-size: 1.35rem;
  background: var(--accent-soft); border-radius: 11px; margin-bottom: 16px;
}
.feature h3 { font-size: 1.02rem; margin-bottom: 8px; }
.feature p { color: var(--text-dim); font-size: .9rem; }
.feature .tag {
  display: inline-block; margin-top: 10px; font-size: .68rem; font-weight: 700;
  letter-spacing: .8px; text-transform: uppercase; color: var(--gold);
  background: rgba(240,180,41,.1); border-radius: 5px; padding: 2px 8px;
}

/* ---------- Modes local / cloud ---------- */
.modes { background: var(--bg-soft); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.modes-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.mode {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 34px 30px;
}
.mode h3 { font-size: 1.25rem; margin: 14px 0 10px; }
.mode > p { color: var(--text-dim); font-size: .96rem; }
.mode ul { list-style: none; margin-top: 18px; }
.mode li { padding: 6px 0 6px 28px; position: relative; color: var(--text-dim); font-size: .93rem; }
.mode li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.mode .ico-big { font-size: 2rem; }

/* ---------- Tarifs ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
.plan {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 24px; display: flex; flex-direction: column; position: relative;
}
.plan.highlight { border-color: var(--accent); background: linear-gradient(180deg, rgba(0,212,170,.07), var(--bg-soft) 45%); }
.plan .pop {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: #06251e; font-size: .72rem; font-weight: 700;
  padding: 4px 14px; border-radius: 100px; letter-spacing: .5px; white-space: nowrap;
}
.plan.daara { border-color: rgba(240,180,41,.45); }
.plan h3 { font-size: 1.08rem; }
.plan .who { color: var(--text-dim); font-size: .82rem; margin: 4px 0 18px; min-height: 2.4em; }
.price { font-size: 2rem; font-weight: 800; letter-spacing: -1px; }
.price small { font-size: .85rem; font-weight: 500; color: var(--text-dim); letter-spacing: 0; }
.price-year { color: var(--text-dim); font-size: .8rem; margin-bottom: 20px; }
.plan ul { list-style: none; margin: 4px 0 26px; flex: 1; }
.plan li { padding: 5px 0 5px 26px; position: relative; font-size: .88rem; color: var(--text-dim); }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.plan li.plus { color: var(--text); font-weight: 600; }
.plan .btn { justify-content: center; }
.pricing-notes { text-align: center; color: var(--text-dim); font-size: .9rem; margin-top: 30px; }
.pricing-notes b { color: var(--accent); }

/* ---------- Taxawu Daara teaser ---------- */
.daara-band {
  background:
    radial-gradient(ellipse 50% 80% at 90% 50%, rgba(240,180,41,.10), transparent),
    var(--bg-soft);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.daara-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.daara-grid h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 12px 0 16px; }
.daara-grid .kicker { color: var(--gold); }
.daara-grid p { color: var(--text-dim); }
.daara-points { list-style: none; margin: 22px 0 30px; }
.daara-points li { padding: 7px 0 7px 30px; position: relative; color: var(--text-dim); }
.daara-points li::before { content: "◆"; position: absolute; left: 0; color: var(--gold); font-size: .8rem; top: 10px; }
.daara-visual {
  background: var(--bg); border: 1px solid rgba(240,180,41,.3); border-radius: var(--radius);
  padding: 34px; text-align: center;
}
.daara-visual .big-ar { font-size: 2.6rem; margin-bottom: 8px; }
.daara-visual .stat { font-size: 2.6rem; font-weight: 800; color: var(--gold); }
.daara-visual p { color: var(--text-dim); font-size: .92rem; }

/* ---------- Téléchargement ---------- */
.download-box {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: 18px;
  padding: 52px 40px; text-align: center; max-width: 720px; margin: 0 auto;
}
.download-box h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 12px; }
.download-box p { color: var(--text-dim); margin-bottom: 26px; }
.dl-meta { margin-top: 18px; color: var(--text-dim); font-size: .84rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 880px; margin: 0 auto; }
.contact-card {
  background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 24px; text-align: center;
}
.contact-card .ico { font-size: 1.8rem; margin-bottom: 12px; }
.contact-card h3 { font-size: 1rem; margin-bottom: 8px; }
.contact-card a { font-size: .95rem; display: block; margin-top: 4px; }
.contact-card p { color: var(--text-dim); font-size: .85rem; }

/* ---------- CTA final ---------- */
.final-cta { text-align: center; background: linear-gradient(180deg, var(--bg), rgba(0,212,170,.06)); }
.final-cta h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin-bottom: 14px; }
.final-cta p { color: var(--text-dim); margin-bottom: 30px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 44px 0 36px; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 26px; align-items: flex-start; }
.footer-brand p { color: var(--text-dim); font-size: .86rem; max-width: 34ch; margin-top: 10px; }
.footer-col h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: 1.2px; color: var(--text-dim); margin-bottom: 12px; }
.footer-col a { display: block; color: var(--text-dim); font-size: .9rem; padding: 3px 0; }
.footer-col a:hover { color: var(--accent); text-decoration: none; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--border); color: var(--text-dim); font-size: .82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- Page Taxawu Daara ---------- */
.page-hero { padding: 80px 0 60px; text-align: center;
  background: radial-gradient(ellipse 55% 60% at 50% -20%, rgba(240,180,41,.12), transparent); }
.page-hero h1 { font-size: clamp(2rem, 4.4vw, 3rem); line-height: 1.18; margin: 16px 0; }
.page-hero h1 em { font-style: normal; color: var(--gold); }
.page-hero p { color: var(--text-dim); max-width: 60ch; margin: 0 auto; font-size: 1.1rem; }
.ar-line { font-size: 1.5rem; color: var(--gold); margin-top: 18px; direction: rtl; }

.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px; }
.step .num {
  width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%;
  background: rgba(240,180,41,.12); color: var(--gold); font-weight: 800; margin-bottom: 16px;
}
.step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step p { color: var(--text-dim); font-size: .9rem; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  section { padding: 64px 0; }
  .hero-grid, .daara-grid, .modes-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero { padding: 64px 0; }
  .app-mock { display: none; }

  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--bg-soft); border-bottom: 1px solid var(--border); padding: 12px 24px 20px;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 11px 0; font-size: 1.02rem; }
  .nav-cta { margin: 10px 0 0; }
}

@media (max-width: 560px) {
  .features-grid, .pricing-grid { grid-template-columns: 1fr; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
}