/* ================================================================
   style-new.css — GreenNest Realty | Design Premium Global
   Auteur : HOUETO Fabrice | 2026
   Description : Variables, reset, composants partagés, header,
                 footer, dark mode, animations, responsive.
================================================================ */

/* ================================================================
   1. VARIABLES & TOKENS DE DESIGN
================================================================ */
:root {
  /* Palette principale */
  --forest:      #0d3d1f;      /* Vert forêt profond */
  --emerald:     #1a6b35;      /* Vert émeraude */
  --jade:        #22c55e;      /* Vert jade vif (accent) */
  --jade-light:  #bbf7d0;      /* Jade pâle */
  --gold:        #c9a84c;      /* Or chaud (luxe) */
  --gold-light:  #f3e8c4;      /* Or clair */

  /* Neutres clairs (mode jour) */
  --bg:          #f8f6f1;      /* Fond crème doux */
  --bg-alt:      #ffffff;      /* Fond blanc pur */
  --bg-card:     #ffffff;
  --surface:     #f0ede5;      /* Surface légèrement beige */

  /* Texte */
  --text:        #141414;      /* Texte principal */
  --text-muted:  #6b7280;      /* Texte secondaire */
  --text-light:  #9ca3af;      /* Texte léger */

  /* Borders */
  --border:      rgba(0,0,0,0.08);
  --border-light: rgba(0,0,0,0.05);

  /* Glassmorphism */
  --glass:       rgba(255,255,255,0.7);
  --glass-border: rgba(255,255,255,0.4);

  /* Ombres */
  --shadow-sm:   0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:   0 8px 24px rgba(0,0,0,0.1);
  --shadow-lg:   0 20px 50px rgba(0,0,0,0.14);
  --shadow-xl:   0 40px 80px rgba(0,0,0,0.18);

  /* Transitions */
  --ease:        cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --duration:    0.35s;
  --duration-lg: 0.65s;

  /* Typographie */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;

  /* Radius */
  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-xl:   36px;
  --radius-full: 999px;

  /* Layout */
  --max-w:       1280px;
  --header-h:    76px;
}

/* ================================================================
   MODE SOMBRE
================================================================ */
body.dark-mode {
  --bg:          #0a1a10;
  --bg-alt:      #0f2318;
  --bg-card:     #112a1b;
  --surface:     #152e1e;
  --text:        #f0f0ec;
  --text-muted:  #9db8a4;
  --text-light:  #6b8f77;
  --border:      rgba(255,255,255,0.08);
  --border-light: rgba(255,255,255,0.04);
  --glass:       rgba(15,35,24,0.8);
  --glass-border: rgba(255,255,255,0.1);
  --shadow-sm:   0 2px 8px rgba(0,0,0,0.3);
  --shadow-md:   0 8px 24px rgba(0,0,0,0.4);
  --shadow-lg:   0 20px 50px rgba(0,0,0,0.5);
}

/* ================================================================
   2. RESET & BASE
================================================================ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

ul { list-style: none; }

/* ================================================================
   3. TYPOGRAPHIE PREMIUM
================================================================ */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.15;
  color: var(--text);
}

h1 { font-size: clamp(2.4rem, 5vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.5vw, 3rem); font-weight: 600; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 600; }

em {
  font-style: italic;
  color: var(--jade);
}

p { font-weight: 300; }

/* ================================================================
   4. LAYOUT HELPERS
================================================================ */
.section-wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}

/* Eyebrow label au-dessus des titres */
.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--jade);
  margin-bottom: 0.75rem;
}

/* Titre de section */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3vw, 3rem);
  font-weight: 600;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

/* Header de section centré */
.section-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 4rem;
}

/* Header de section avec ligne + bouton à droite */
.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

/* ================================================================
   5. BOUTONS GLOBAUX
================================================================ */
.btn-primary-green {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background: var(--jade);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: all var(--duration) var(--ease);
  position: relative;
  overflow: hidden;
}

.btn-primary-green::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--emerald), var(--jade));
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.btn-primary-green:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(34,197,94,0.4);
}

.btn-ghost-green {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border: 2px solid var(--border);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  border-radius: var(--radius-full);
  transition: all var(--duration) var(--ease);
}

.btn-ghost-green:hover {
  border-color: var(--jade);
  color: var(--jade);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border: 2px solid var(--border);
  color: var(--text-muted);
  font-weight: 500;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.btn-outline:hover {
  border-color: var(--jade);
  color: var(--jade);
}

/* ================================================================
   6. CURSEUR PERSONNALISÉ (desktop uniquement)
================================================================ */
@media (hover: hover) and (pointer: fine) {
  body { cursor: none; }

  .cursor {
    position: fixed;
    width: 10px;
    height: 10px;
    background: #22c55e;
    border-radius: 50%;
    pointer-events: none;
    z-index: 999999;
    transform: translate(-50%, -50%);
    transition: transform 0.15s, opacity 0.3s;
    will-change: transform;
    /* Outline blanc : visible sur fonds sombres ET clairs */
    box-shadow: 0 0 0 2px rgba(255,255,255,0.8), 0 0 8px rgba(34,197,94,0.4);
  }

  .cursor-follower {
    position: fixed;
    width: 36px;
    height: 36px;
    border: 2px solid #22c55e;
    border-radius: 50%;
    pointer-events: none;
    z-index: 999998;
    transform: translate(-50%, -50%);
    /* transition sur transform uniquement pour fluidité */
    transition: transform 0.25s cubic-bezier(0.16,1,0.3,1), opacity 0.3s;
    opacity: 0.5;
    will-change: transform;
  }

  /* Scale du curseur géré uniquement en JS (la règle CSS ~ ne fonctionne pas ici) */
}

/* ================================================================
   7. PAGE LOADER
================================================================ */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--forest);
  z-index: 100000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  color: white;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  letter-spacing: 0.05em;
}

.loader-leaf {
  font-size: 2.5rem;
  animation: loaderFloat 1.5s ease-in-out infinite;
}

@keyframes loaderFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.loader-bar {
  width: 200px;
  height: 2px;
  background: rgba(255,255,255,0.15);
  border-radius: 2px;
  overflow: hidden;
}

.loader-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--jade), #86efac);
  animation: loaderFill 1.8s var(--ease-out) forwards;
}

@keyframes loaderFill {
  from { width: 0%; }
  to { width: 100%; }
}

/* ================================================================
   8. BOUTON THEME TOGGLE
================================================================ */
.theme-toggle {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-muted);
  z-index: 9000;
  transition: all var(--duration) var(--ease);
}

.theme-toggle:hover {
  transform: scale(1.1);
  color: var(--jade);
  box-shadow: var(--shadow-lg);
}

/* ================================================================
   9. HEADER
================================================================ */
#mainHeader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 5000;
  height: var(--header-h);
  transition: background var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

/* Header transparent sur hero */
#mainHeader.transparent {
  background: transparent;
}

/* Header avec fond (après scroll) */
#mainHeader.scrolled {
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border-light), var(--shadow-sm);
}

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 4vw, 3rem);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  /* Isolation : évite que le backdrop-filter du header flou ses enfants */
  isolation: isolate;
}

/* --- Logo --- */
.logo-link { display: flex; align-items: center; }

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-icon {
  font-size: 1.6rem;
  line-height: 1;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-main {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--forest);
  letter-spacing: -0.01em;
}

/* En mode transparent (sur hero) logo blanc */
#mainHeader.transparent .logo-main { color: #fff; }
#mainHeader.transparent .logo-sub { color: rgba(255,255,255,0.7); }
#mainHeader.transparent .nav-link { color: rgba(255,255,255,0.85); }
#mainHeader.transparent .nav-link:hover { color: #fff; }
#mainHeader.transparent .hamburger span { background: #fff; }

.logo-sub {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--jade);
}

/* --- Nav desktop --- */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-full);
  transition: all var(--duration) var(--ease);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: rgba(34,197,94,0.08);
}

.nav-link.active { color: var(--jade); }

/* --- Actions header --- */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  background: var(--jade);
  color: #fff;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-full);
  transition: all var(--duration) var(--ease);
}

.btn-cta:hover {
  background: var(--emerald);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(34,197,94,0.35);
}

/* Bouton déconnexion — style distinct, sans glassmorphism */
.btn-logout-clean {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  background: rgba(239,68,68,0.12);
  color: #ef4444;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(239,68,68,0.35);
  transition: all var(--duration) var(--ease);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.btn-logout-clean:hover {
  background: #ef4444;
  color: #fff;
  border-color: #ef4444;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(239,68,68,0.3);
}


/* --- Hamburger --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  z-index: 5200;
  position: relative;
  background: transparent;
  /* will-change:transform crée un nouveau stacking context
     => le bouton échappe au backdrop-filter blur du header parent
     => plus de flou sur le hamburger */
  will-change: transform;
  transform: translateZ(0);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--duration) var(--ease);
  transform-origin: center;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Menu mobile --- */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100vh;
  background: var(--bg-card);
  box-shadow: var(--shadow-xl);
  z-index: 5050;
  transition: right var(--duration-lg) var(--ease-out);
  padding: calc(var(--header-h) + 1.5rem) 2rem 2rem;
  border-left: 1px solid var(--border);
  overflow-y: auto;
}

.mobile-menu.open { right: 0; }

/* Overlay sombre derrière le menu */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 5040;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration) var(--ease);
  /* backdrop-filter retiré : causait le flou sur le bouton hamburger */
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-link {
  display: block;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--duration) var(--ease);
}

.mobile-link:hover {
  color: var(--jade);
  background: rgba(34,197,94,0.06);
  padding-left: 1.5rem;
}

.mobile-cta {
  margin-top: 1rem;
  background: var(--jade);
  color: #fff !important;
  text-align: center;
  border-radius: var(--radius-full);
  font-weight: 600;
  border-bottom: none !important;
}

.mobile-cta:hover {
  background: var(--emerald) !important;
  padding-left: 1rem !important;
}

/* ================================================================
   10. ANIMATIONS D'APPARITION AU SCROLL
================================================================ */
.reveal-up,
.reveal-left,
.reveal-right {
  opacity: 0;
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
  transition-delay: var(--delay, 0s);
}

.reveal-up    { transform: translateY(40px); }
.reveal-left  { transform: translateX(-40px); }
.reveal-right { transform: translateX(40px); }

.reveal-up.visible,
.reveal-left.visible,
.reveal-right.visible {
  opacity: 1;
  transform: translate(0);
}

/* ================================================================
   11. TOAST NOTIFICATION
================================================================ */
#toast {
  position: fixed;
  bottom: 5.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--forest);
  color: #fff;
  padding: 0.875rem 1.5rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  z-index: 99000;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s var(--ease);
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
}

#toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ================================================================
   12. FOOTER PREMIUM
================================================================ */
.footer {
  background: var(--forest);
  color: rgba(255,255,255,0.75);
  margin-top: 0;
}

.footer-top {
  padding: 5rem 0 3rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: #fff;
  margin-bottom: 1rem;
  letter-spacing: 0.02em;
}

.footer-logo strong { color: var(--jade); }

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.social-btn {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--duration) var(--ease);
}

.social-btn:hover {
  background: var(--jade);
  border-color: var(--jade);
  color: #fff;
  transform: translateY(-3px);
}

.footer-col h5 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1.25rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col ul li a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--duration) var(--ease);
}

.footer-col ul li a:hover {
  color: var(--jade);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 0.875rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
}

.footer-contact-item i {
  color: var(--jade);
  margin-top: 3px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 1.5rem clamp(1.5rem, 5vw, 4rem);
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom strong { color: var(--jade); }

/* ================================================================
   13. SPINNER & LOADING
================================================================ */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ================================================================
   14. RESPONSIVE GLOBAL
================================================================ */
@media (max-width: 1024px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .footer-brand { grid-column: span 2; }
}

@media (max-width: 768px) {
  /* Cacher nav desktop, afficher hamburger */
  .nav-desktop { display: none; }
  .hamburger   { display: flex; }

  /* Hauteur header réduite */
  :root { --header-h: 64px; }

  /* Footer en colonne */
  .footer-inner        { grid-template-columns: 1fr; }
  .footer-brand        { grid-column: span 1; }
  .footer-bottom       { flex-direction: column; text-align: center; }
  .section-header-row  { flex-direction: column; align-items: flex-start; }

  /* Curseur custom désactivé sur mobile/touch */
  .cursor, .cursor-follower { display: none !important; }
  /* Rétablir le curseur normal sur touch */
  body { cursor: auto !important; }

  /* Bouton connexion dans le header : garder visible mais compact */
  .btn-cta {
    padding: 0.5rem 0.875rem;
    font-size: 0.8rem;
    gap: 0.4rem;
  }

  .theme-toggle { bottom: 1.25rem; right: 1.25rem; }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  /* Sur très petit écran : garder juste l'icône dans le header
     Le texte complet est dans le menu mobile */
  .header-actions .btn-cta span { display: none; }
  .header-actions .btn-cta      { padding: 0.5rem 0.7rem; min-width: 38px; justify-content: center; }
}