@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;1,500&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg: oklch(98% 0.01 80);
  --ink: oklch(25% 0.03 220);
  --ink-soft: oklch(45% 0.02 220);
  --teal-900: oklch(20% 0.05 220);
  --teal-700: oklch(30% 0.07 210);
  --teal-500: oklch(45% 0.08 205);
  --gold: oklch(72% 0.11 75);
  --line: oklch(88% 0.01 80);
  --white: oklch(100% 0 0);
  --danger: oklch(55% 0.18 25);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
}

.serif { font-family: 'Playfair Display', serif; }

a { color: inherit; }

/* ---------- Écran de connexion ---------- */

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: linear-gradient(160deg, var(--teal-700), var(--teal-900));
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--white);
  border-radius: 8px;
  padding: 44px 36px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.35);
  animation: fadeUp 0.6s ease-out both;
}

.login-card img.logo {
  width: 96px;
  display: block;
  margin: 0 auto 18px;
  border-radius: 6px;
}

.login-title {
  text-align: center;
  font-size: 22px;
  font-weight: 600;
  color: var(--teal-700);
}

.login-sub {
  text-align: center;
  font-size: 13px;
  color: var(--ink-soft);
  margin-top: 4px;
  margin-bottom: 28px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.field-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  display: block;
  margin-bottom: 6px;
}

.code-input {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 15px;
  font-family: 'Inter', sans-serif;
  margin-bottom: 18px;
}

.code-input:focus {
  outline: 2px solid var(--teal-500);
  outline-offset: 1px;
}

.login-btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 4px;
  background: var(--teal-700);
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s ease;
}

.login-btn:hover { background: var(--teal-900); }
.login-btn:disabled { opacity: 0.6; cursor: wait; }

.error-msg {
  color: var(--danger);
  font-size: 13px;
  text-align: center;
  margin-bottom: 14px;
  min-height: 16px;
}

@keyframes fadeUp {
  0% { opacity: 0; transform: translateY(16px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* ---------- Interfaces internes ---------- */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.app-header .brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-header .brand img {
  width: 34px;
  border-radius: 4px;
}

.app-header .brand-name {
  font-family: 'Playfair Display', serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--teal-900);
}

.app-header .domain-tag {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.logout-btn {
  border: 1px solid var(--line);
  background: transparent;
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
  color: var(--ink-soft);
}

.logout-btn:hover { border-color: var(--teal-500); color: var(--teal-700); }

.app-hero {
  position: relative;
  height: 220px;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
}

.app-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1), rgba(0,0,0,0.55));
}

.app-hero-title {
  position: relative;
  z-index: 1;
  padding: 28px 32px;
  color: var(--white);
}

.app-hero-title .eyebrow {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.85;
}

.app-hero-title h1 {
  font-family: 'Playfair Display', serif;
  font-size: 30px;
  margin: 4px 0 0;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
  padding: 32px;
}

.kpi-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px 22px;
}

.kpi-card .kpi-label {
  font-size: 12px;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.kpi-card .kpi-value {
  font-size: 28px;
  font-weight: 600;
  color: var(--teal-900);
  margin-top: 6px;
}

.panel {
  margin: 0 32px 32px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px 28px;
}

.panel h2 {
  font-family: 'Playfair Display', serif;
  font-size: 19px;
  margin: 0 0 14px;
  color: var(--teal-900);
}

.panel p {
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.6;
}