/* ============================================================
   CGP IMMO — Design System v2
   Direction artistique tirée du logo : bleu CGP + charbon chaud
   ============================================================ */

/* ---- Google Fonts ---- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700;900&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* ---- Tokens ---- */
:root {
  /* Couleurs — Palette Terroir Sombre */
  --color-charcoal:      #1A1815;   /* fond principal */
  --color-charcoal-mid:  #23211D;   /* fond section alternée */
  --color-charcoal-card: #2B2822;   /* surface des cartes */
  --color-charcoal-hover:#35312A;   /* hover sur cartes */

  /* Couleurs — Accent bleu logo CGP */
  --color-blue:          #008ECC;   /* bleu primaire logo */
  --color-blue-dark:     #006BB5;   /* bleu foncé logo (gradient) */
  --color-blue-light:    #73D2FF;   /* bleu vague logo */
  --color-blue-pale:     rgba(0, 142, 204, 0.18); /* teinture */

  /* Couleurs — Texte Haute Lisibilité */
  --color-cream:         #F8F3EC;   /* texte principal blanc cassé / crème */
  --color-muted:         #BFB5A7;   /* texte secondaire lisible */
  --color-faint:         #968D80;   /* texte discret */

  /* Couleurs — Séparateurs */
  --color-border:        rgba(248, 243, 236, 0.12);
  --color-border-accent: rgba(0, 142, 204, 0.35);

  /* Typographie */
  --font-editorial: 'Playfair Display', 'Georgia', serif;
  --font-ui:        'Outfit', 'Inter', sans-serif;

  /* Échelle typo */
  --text-hero:    clamp(3.25rem, 8vw, 6.75rem);
  --text-h2:      clamp(2rem, 4vw, 3rem);
  --text-h3:      clamp(1.25rem, 2vw, 1.5rem);
  --text-body:    1rem;
  --text-small:   0.875rem;
  --text-label:   0.6875rem;

  /* Espacement */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   2rem;
  --space-lg:   4rem;
  --space-xl:   6rem;
  --space-2xl:  10rem;

  /* Rayons */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;

  /* Transitions */
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --duration:    0.28s;

  /* Layout */
  --container-max: 1360px;
  --container-pad: clamp(1.25rem, 5vw, 4rem);
}

/* ---- Reset global ---- */
*, *::before, *::after { 
  box-sizing: border-box; 
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  background-color: var(--color-charcoal);
  color: var(--color-cream);
}

body {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
  font-family: var(--font-ui);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
}

/* ---- Utilitaires typo ---- */
.ds-eyebrow {
  font-family: var(--font-ui);
  font-size: var(--text-label);
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-blue-light);
}

.ds-title-hero {
  font-family: var(--font-editorial);
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.02em;
  color: var(--color-cream);
}

.ds-title-section {
  font-family: var(--font-editorial);
  font-size: var(--text-h2);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--color-cream);
}

.ds-title-card {
  font-family: var(--font-ui);
  font-size: var(--text-h3);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-cream);
}

.ds-text-muted {
  color: var(--color-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ---- Ligne décorative bleue ---- */
.ds-rule {
  display: block;
  width: 48px;
  height: 3px;
  background: var(--color-blue);
  border-radius: 2px;
  margin: var(--space-sm) 0;
}

/* ---- Container ---- */
.ds-container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ---- Boutons ---- */
.ds-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.75rem;
  cursor: pointer;
  transition: all var(--duration) var(--ease-smooth);
  border: 1.5px solid transparent;
  white-space: nowrap;
}

.ds-btn-primary {
  background: var(--color-blue);
  color: #fff;
  border-color: var(--color-blue);
}

.ds-btn-primary:hover {
  background: var(--color-blue-dark);
  border-color: var(--color-blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(0, 142, 204, 0.35);
}

.ds-btn-outline {
  background: transparent;
  color: var(--color-cream);
  border-color: rgba(248, 243, 236, 0.35);
}

.ds-btn-outline:hover {
  border-color: var(--color-blue-light);
  color: var(--color-blue-light);
}

/* ---- Badge pill ---- */
.ds-pill {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.85rem;
  border-radius: 4px;
  border: 1px solid var(--color-blue-light);
  background: rgba(0, 142, 204, 0.15);
  color: var(--color-blue-light);
}

/* ---- Séparateur horizontal ---- */
.ds-separator {
  width: 100%;
  height: 1px;
  background: var(--color-border);
}

/* ---- Section padding & background ---- */
.ds-section {
  padding-block: var(--space-xl);
  background-color: var(--color-charcoal);
}

.ds-section-alt {
  background-color: var(--color-charcoal-mid);
}

/* ---- Animations entrée ---- */
@keyframes ds-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.ds-animate {
  opacity: 0;
  animation: ds-fade-up 0.7s var(--ease-smooth) forwards;
}

.ds-delay-1 { animation-delay: 0.1s; }
.ds-delay-2 { animation-delay: 0.2s; }
.ds-delay-3 { animation-delay: 0.35s; }
.ds-delay-4 { animation-delay: 0.5s; }

/* ---- Accessibilité ---- */
:focus-visible {
  outline: 2px solid var(--color-blue);
  outline-offset: 3px;
}