/* ANRDI - Design System Unifié */
:root {
  --c-primary: #2563EB;
  --c-primary-hover: #1D4ED8;
  --c-navy: #0A1628;
  --c-white: #FFFFFF;
  --c-bg: #F8FAFC;
  --c-gray-100: #F1F5F9;
  --c-gray-200: #E2E8F0;
  --c-gray-50: #F8FAFC;
  --c-text: #0F172A;
  --c-text-light: #475569;
  --c-border: #E2E8F0;
  --r-md: 12px;
  --r-lg: 16px;
  --sh-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* { box-sizing: border-box; }

body {
  font-family: 'Satoshi', 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--c-bg);
  color: var(--c-text);
  margin: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Topbar */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--c-border);
}

.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  width: 44px; height: 44px; background: var(--c-navy); color: #fff;
  display: grid; place-items: center; font-weight: 900; border-radius: 10px;
  font-size: 18px; letter-spacing: -1px;
}
.brand-copy strong { display: block; font-size: 20px; font-weight: 800; color: var(--c-navy); letter-spacing: -0.5px; }
.brand-copy span { font-size: 12px; color: var(--c-text-light); }

.admin-link {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px; border-radius: 99px; background: #fff;
  border: 1px solid var(--c-border); font-weight: 600; color: var(--c-text);
  transition: all 0.2s;
}
.admin-link:hover { border-color: var(--c-primary); color: var(--c-primary); box-shadow: var(--sh-xl); }

/* Hero */
.hero {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px;
  padding: 80px 0; align-items: center;
}
.hero-compact { padding: 56px 0 40px; }
.eyebrow {
  display: inline-block; padding: 6px 14px; background: #eff6ff;
  color: var(--c-primary); border-radius: 99px; font-size: 13px;
  font-weight: 800; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 24px;
}
.hero h1 {
  font-size: 54px; line-height: 1.1; font-weight: 900;
  letter-spacing: -2px; color: var(--c-navy); margin: 0 0 24px;
}
.hero p { font-size: 18px; color: var(--c-text-light); margin-bottom: 32px; max-width: 580px; }

.hero-side {
  background: #fff; padding: 32px; border-radius: 24px;
  border: 1px solid var(--c-border); box-shadow: var(--sh-xl);
}
.hero-side h2 { font-size: 22px; font-weight: 800; margin-top: 0; color: var(--c-navy); }
.side-list { display: grid; gap: 16px; margin-top: 24px; }
.side-item { display: flex; align-items: center; gap: 12px; font-weight: 600; color: var(--c-text-light); }
.side-item::before { content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900; color: var(--c-primary); }

/* Buttons */
.hero-actions { display: flex; gap: 16px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 12px; font-weight: 700; transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer; text-decoration: none; border: none;
}
.btn-primary { 
  background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%); 
  color: #fff; 
  box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.2), 0 2px 4px -2px rgba(37, 99, 235, 0.1);
}
.btn-primary:hover { 
  background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%); 
  transform: translateY(-2px); 
  box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.3); 
}
.btn-secondary { background: #fff; color: var(--c-text); border: 1px solid var(--c-border); }
.btn-secondary:hover { background: #f8fafc; border-color: #cbd5e1; transform: translateY(-1px); }

.btn-download {
  background: #0f172a; color: #fff;
  padding: 12px 24px; font-size: 14px;
}
.btn-download:hover { background: #1e293b; box-shadow: 0 4px 12px rgba(0,0,0,0.15); }

/* Grids */
.section { padding: 100px 0; }
.section-head { text-align: center; max-width: 700px; margin: 0 auto 56px; }
.section-head h2 { font-size: 38px; font-weight: 900; letter-spacing: -1px; color: var(--c-navy); }

.stack-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.stack-card {
  background: #fff; padding: 40px; border-radius: 24px;
  border: 1px solid var(--c-border); transition: all 0.3s;
}
.stack-card:hover { transform: translateY(-8px); box-shadow: var(--sh-xl); border-color: var(--c-primary); }
.stack-kicker { font-size: 12px; font-weight: 800; text-transform: uppercase; color: var(--c-primary); letter-spacing: 1.5px; margin-bottom: 14px; }
.stack-card h3 { font-size: 24px; font-weight: 800; margin-bottom: 12px; color: var(--c-navy); }
.stack-card p { font-size: 15px; color: var(--c-text-light); margin-bottom: 24px; }

.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.cta-card {
  padding: 48px; border-radius: 24px; background: var(--c-navy); color: #fff;
  box-shadow: var(--sh-xl);
}
.cta-card h3 { font-size: 28px; font-weight: 800; margin-top: 0; }
.cta-card p { opacity: 0.8; font-size: 16px; margin-bottom: 32px; }

.mini-steps { display: grid; gap: 12px; }
.mini-step { padding: 12px 16px; background: rgba(255,255,255,0.05); border-radius: 10px; font-size: 14px; border-left: 3px solid var(--c-primary); }

.panel {
  background: #fff;
  padding: 32px;
  border-radius: 24px;
  border: 1px solid var(--c-border);
  box-shadow: var(--sh-xl);
}

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.field { display: grid; gap: 8px; }
.field label { font-weight: 700; color: var(--c-navy); }
.control {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--c-border);
  border-radius: 14px;
  background: #fff;
  color: var(--c-text);
  font: inherit;
}
.control:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(37,99,235,0.10);
}
.checks { display: grid; gap: 12px; }
.check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border: 1px solid var(--c-border);
  border-radius: 16px;
  background: var(--c-gray-50);
}
.check input { margin-top: 4px; }
.muted { color: var(--c-text-light); display: block; font-size: 14px; }
.actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 24px; }
.alert {
  padding: 14px 16px;
  border-radius: 14px;
  margin-bottom: 16px;
  border: 1px solid transparent;
}
.alert-success { background: #ECFDF5; color: #166534; border-color: #BBF7D0; }
.alert-danger { background: #FEF2F2; color: #991B1B; border-color: #FECACA; }
.stack {
  padding: 18px;
  border: 1px solid var(--c-border);
  border-radius: 18px;
  background: #fff;
}

.chip {
  display: inline-block; padding: 6px 12px; border-radius: 99px;
  font-size: 12px; font-weight: 800; text-transform: uppercase;
}
.chip-go { background: #E0F2FE; color: #0369A1; }
.chip-cs { background: #F0FDF4; color: #15803D; }
.chip-typescript { background: #EEF2FF; color: #4338CA; }

.verify-panel { margin-bottom: 72px; }
.verify-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: 20px;
  align-items: stretch;
}
.verify-form-card {
  padding: 24px;
  border: 1px solid var(--c-border);
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}
.verify-form-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 18px;
}
.verify-form-head h2 {
  margin: 6px 0 0;
  font-size: 28px;
  line-height: 1.15;
  color: var(--c-navy);
}
.verify-form-head p {
  max-width: 280px;
  margin: 0;
  color: var(--c-text-light);
  font-size: 14px;
}
.verify-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: end; }
.verify-actions { margin-top: 0; }
.control-strong {
  min-height: 58px;
  padding: 16px 18px;
  border-width: 1.5px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.verify-hint-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}
.verify-hint {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  background: #eef5ff;
  color: #1f3f75;
  font-size: 13px;
  font-weight: 600;
}
.verify-aside {
  display: grid;
  gap: 16px;
}
.verify-note {
  padding: 20px;
  border: 1px solid var(--c-border);
  border-radius: 22px;
  background: #fbfdff;
}
.verify-note p {
  margin: 0;
  color: var(--c-text-light);
  font-size: 15px;
}
.verify-result {
  margin-top: 24px;
  border: 1px solid var(--c-border);
  border-radius: 28px;
  padding: 28px;
  background: #fff;
  box-shadow: 0 20px 25px -5px rgba(0,0,0,0.05), 0 8px 10px -6px rgba(0,0,0,0.05);
  position: relative; overflow: hidden;
}
.verify-result::before {
  content: ""; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
  background: var(--c-primary);
}
.verify-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 24px;
}
.verify-header h2 {
  margin: 4px 0 0;
  font-size: 32px;
  line-height: 1.1;
  color: var(--c-navy);
}
.verify-summary {
  margin: 12px 0 0;
  max-width: 620px;
  color: var(--c-text-light);
  font-size: 16px;
}
.verify-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.info-card {
  padding: 18px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--c-border);
}
.info-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 800;
  color: var(--c-primary);
  margin-bottom: 8px;
}
.info-value { font-size: 18px; font-weight: 700; color: var(--c-navy); word-break: break-word; }
.verify-section { margin-top: 20px; }
.chips-row { display: flex; flex-wrap: wrap; gap: 10px; }
.status-pill {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.status-valid { background: #DCFCE7; color: #166534; }
.status-expired { background: #FEE2E2; color: #991B1B; }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .hero h1 { font-size: 38px; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .stack-grid, .cta-grid { grid-template-columns: 1fr; }
  .verify-shell, .verify-form-head { grid-template-columns: 1fr; display: grid; }
  .grid, .verify-grid, .verify-form { grid-template-columns: 1fr; }
  .verify-header { flex-direction: column; align-items: flex-start; text-align: left; }
  .panel { padding: 24px; }
  .verify-form-head p { max-width: none; }
}