/* SMMTT Jeunes — hand-written charter CSS, no framework (D-07). */

:root {
  /* Colors — sampled from logo_smm.png, per 01-UI-SPEC.md */
  --color-bg: #FFFFFF;
  --color-surface: #EEF1F8;
  --color-accent: #2A3A85;
  --color-error: #C0392B;
  --color-success-border: #2E7D32;
  --color-success-bg: #E8F5E9;
  --color-brand-yellow: #FDEB04;

  /* Spacing scale — multiples of 4, per 01-UI-SPEC.md Spacing Scale */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--color-bg);
  color: #1A1A1A;
}

/* Typography utility classes — 01-UI-SPEC.md Typography table */
.text-body {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
}

.text-label {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.5;
}

.text-heading {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.2;
}

.text-display {
  font-size: 28px;
  font-weight: 600;
  line-height: 1.2;
}

/* Header / brand lockup */
.site-header {
  padding: var(--space-lg) var(--space-lg) 0 var(--space-lg);
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.brand-logo {
  height: 40px;
  width: auto;
}

.brand-wordmark {
  color: var(--color-accent);
}

/* Decorative-only brand highlight (never on interactive elements — UI-SPEC) */
.brand-underline {
  height: 3px;
  width: 64px;
  margin-top: var(--space-sm);
  background-color: var(--color-brand-yellow);
}

main {
  padding: var(--space-xl) var(--space-lg);
}

/* Login card (D-07: sober, centered, minimal) */
.login-card {
  max-width: 360px;
  margin: var(--space-2xl) auto 0 auto;
  padding: var(--space-lg);
  background-color: var(--color-bg);
  border: 1px solid var(--color-surface);
  border-radius: 8px;
}

.login-card .text-display {
  color: var(--color-accent);
  margin: 0 0 var(--space-lg) 0;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

/* Mobile-first tap-target exception — 01-UI-SPEC.md Spacing Scale exceptions */
input[type="password"],
input[type="text"],
input[type="file"],
button {
  min-height: 44px;
}

input[type="password"],
input[type="text"] {
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-surface);
  border-radius: 4px;
  font-size: 16px;
}

input[type="password"]:focus,
input[type="text"]:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.btn {
  min-height: 44px;
  padding: 12px var(--space-md);
  border: none;
  border-radius: 4px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-bg);
}

.btn-secondary {
  background-color: var(--color-bg);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.error-message {
  color: var(--color-error);
  margin-top: var(--space-md);
}

/* Dashboard */
.dashboard-section,
.upload-section {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.empty-state {
  background-color: var(--color-surface);
  padding: var(--space-lg);
  border-radius: 8px;
}

.empty-state a {
  color: var(--color-accent);
}

.success-banner {
  border: 1px solid var(--color-success-border);
  background-color: var(--color-success-bg);
  padding: var(--space-md);
  border-radius: 4px;
}