/* =============================================
   Paniscope Signature - Styles
   Couleurs : Bleu nuit #0f172a, Gold #c9a961
   ============================================= */

:root {
  /* Couleurs Paniscope (Charte stricte) */
  --color-navy: #0B1B2B;        /* Bleu Paniscope Officiel */
  --color-navy-light: #162a40;  /* Variante plus claire pour les cards */
  --color-navy-dark: #050d14;   /* Variante plus foncée pour les dégradés */
  
  --color-gold: #D9AC5F;        /* Or Paniscope Officiel */
  --color-gold-light: #eecf90;  /* Variante claire */
  --color-gold-dark: #b88d3d;   /* Variante foncée */

  /* Couleurs utilitaires */
  --color-white: #ffffff;
  --color-gray-100: #f8fafc;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-400: #94a3b8;
  --color-gray-500: #64748b;
  --color-success: #10b981;
  --color-error: #ef4444;

  /* Typographie */
  --font-family:
    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Espacements */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Bordures */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Ombres */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md:
    0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg:
    0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl:
    0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
}

/* Reset et base */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background: linear-gradient(
    135deg,
    var(--color-navy) 0%,
    var(--color-navy-dark) 100%
  );
  color: var(--color-white);
  min-height: 100vh;
  line-height: 1.6;
}

/* Container principal */
.container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: var(--spacing-lg);
  max-width: 600px;
  margin: 0 auto;
}

/* Header */
.header {
  text-align: center;
  padding: var(--spacing-md) 0;
}

.logo {
  max-width: 280px;
  height: auto;
}

/* Main */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Steps */
.step {
  display: none;
  animation: fadeIn 0.3s ease;
}

.step.active {
  display: block;
}

/* Éléments cachés */
[hidden] {
  display: none !important;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Card */
.card {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-xl);
}

.card-success {
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.05);
}

.card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-lg);
  padding: var(--spacing-md);
  background: rgba(201, 169, 97, 0.15);
  border-radius: 50%;
  color: var(--color-gold);
}

.card-icon.success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
}

.card-icon.large {
  width: 80px;
  height: 80px;
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.card-subtitle {
  font-size: 0.9rem;
  text-align: center;
  color: var(--color-gray-400);
  margin-bottom: var(--spacing-lg);
}

/* User info */
.user-info {
  text-align: center;
  padding: var(--spacing-md);
  background: rgba(201, 169, 97, 0.1);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
  color: var(--color-gold);
  font-weight: 500;
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-300);
}

.form-group input {
  padding: var(--spacing-md) var(--spacing-lg);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  color: var(--color-white);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-group input::placeholder {
  color: var(--color-gray-500);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-gold);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.2);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--color-gold) 0%,
    var(--color-gold-dark) 100%
  );
  color: var(--color-navy-dark);
  box-shadow: 0 4px 14px rgba(201, 169, 97, 0.4);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(201, 169, 97, 0.5);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--color-gold);
  color: var(--color-gold);
}

.btn-secondary:hover {
  background: rgba(201, 169, 97, 0.1);
}

.btn-sign {
  width: 100%;
  padding: var(--spacing-lg);
  font-size: 1.1rem;
  margin-top: var(--spacing-lg);
}

.btn-icon {
  width: 20px;
  height: 20px;
}

.btn-loader {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.spinner {
  width: 20px;
  height: 20px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* PDF Link */
.pdf-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  color: var(--color-white);
  text-decoration: none;
  transition: all 0.2s ease;
  margin-bottom: var(--spacing-lg);
}

.pdf-link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-gold);
}

.pdf-link.consulted {
  border-color: var(--color-success);
  background: rgba(16, 185, 129, 0.05);
}

.pdf-link.consulted span::after {
  content: " (Consulté ✓)";
  color: var(--color-success);
  font-size: 0.8rem;
  font-weight: bold;
}

.pdf-icon {
  width: 32px;
  height: 32px;
  color: #ef4444;
  flex-shrink: 0;
}

.pdf-link span {
  flex: 1;
  font-weight: 500;
}

.external-icon {
  width: 16px;
  height: 16px;
  color: var(--color-gray-400);
}

/* Checkbox */
.consent-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
}

.consent-checkbox:hover {
  background: rgba(255, 255, 255, 0.06);
}

.consent-checkbox input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.checkbox-custom {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border: 2px solid var(--color-gray-400);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.consent-checkbox input:checked + .checkbox-custom {
  background: var(--color-gold);
  border-color: var(--color-gold);
}

.consent-checkbox input:checked + .checkbox-custom::after {
  content: "";
  width: 8px;
  height: 12px;
  border: solid var(--color-navy-dark);
  border-width: 0 3px 3px 0;
  transform: rotate(45deg);
  margin-top: -2px;
}

.checkbox-text {
  color: var(--color-gray-300);
  font-size: 0.95rem;
  line-height: 1.5;
}

.checkbox-text strong {
  color: var(--color-gold);
}

/* Messages */
.success-message,
.error-message {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--spacing-lg);
}

.success-message {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--color-success);
}

.error-message {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--color-error);
}

.success-message svg,
.error-message svg {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}

.success-message strong,
.error-message strong {
  display: block;
  margin-bottom: var(--spacing-xs);
}

.success-message p,
.error-message span {
  font-size: 0.9rem;
  opacity: 0.9;
}

/* Signature details */
.signature-details {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.detail-row:last-child {
  border-bottom: none;
}

.detail-label {
  color: var(--color-gray-400);
  font-size: 0.875rem;
}

.detail-value {
  color: var(--color-white);
  font-weight: 500;
}

.detail-value.mono {
  font-family: "Courier New", monospace;
  font-size: 0.85rem;
}

.confirmation-text {
  text-align: center;
  color: var(--color-gray-400);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-xl);
}

/* Footer */
.footer {
  text-align: center;
  padding: var(--spacing-xl) 0 var(--spacing-md);
  color: var(--color-gray-500);
  font-size: 0.8rem;
}

.footer-legal {
  margin-top: var(--spacing-sm);
  font-size: 0.75rem;
  opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: var(--spacing-sm);
  }
  
  .card {
    padding: var(--spacing-lg);
  }
  
  .card-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-md);
  }
  
  .card-title {
    font-size: 1.25rem;
  }
  
  .logo {
    max-width: 200px;
  }
  
  .form-group input {
    padding: var(--spacing-sm) var(--spacing-md);
  }
}

@media (max-height: 700px) {
  .header {
    padding: var(--spacing-sm) 0;
  }
  
  .logo {
    max-width: 180px;
  }
  
  .card {
    padding: var(--spacing-md);
  }
  
  .card-icon {
    display: none;
  }
  
  .footer {
    padding: var(--spacing-sm) 0;
  }
}