/* ═══════════════════════════════════════════════════════════
   Dr. Imen Azabou — Shared Styles
   Tokens · Reset · Typography · Buttons · Nav · Drawer · Footer · Dark Mode
   ═══════════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────── */
:root {
  --cream:        #FAF7F2;
  --champ-light:  #E8D5B0;
  --champ:        #C9AA7C;
  --rg:           #B87B72;
  --rg-light:     #D4A89F;
  --rg-dark:      #8C5350;
  --ink:          #1C1410;
  --ink-mid:      #5C4A43;
  --ink-faint:    #A08880;
  --white:        #FFFFFF;
  --border:       rgba(184,123,114,.18);
  --border-dark:  rgba(255,255,255,.07);

  --f-serif: 'Cormorant Garamond', Georgia, serif;
  --f-sans:  'Raleway', sans-serif;

  --ease-out: cubic-bezier(.22,1,.36,1);
}

/* ─── RESET ──────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--f-sans);
  background: var(--cream);
  color: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img, svg { display: block; }

/* ─── SCROLL REVEAL ──────────────────────────── */
.sr  { opacity: 0; transform: translateY(28px);  transition: opacity .85s var(--ease-out), transform .85s var(--ease-out); }
.sr-l{ opacity: 0; transform: translateX(-36px); transition: opacity .9s  var(--ease-out), transform .9s  var(--ease-out); }
.sr-r{ opacity: 0; transform: translateX(36px);  transition: opacity .9s  var(--ease-out), transform .9s  var(--ease-out); }
.sr.in, .sr-l.in, .sr-r.in { opacity: 1; transform: none; }
.d1 { transition-delay: .1s; }
.d2 { transition-delay: .2s; }
.d3 { transition-delay: .32s; }
.d4 { transition-delay: .44s; }
.d5 { transition-delay: .56s; }

/* ─── TYPOGRAPHY ─────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--f-serif); font-weight: 400; line-height: 1.12; }
h1 { font-size: clamp(3.2rem, 5.5vw, 5.8rem); letter-spacing: -.01em; }
h2 { font-size: clamp(2.2rem, 3.8vw, 4rem); }
h3 { font-size: clamp(1.5rem, 2.2vw, 2.2rem); }
p  { line-height: 1.8; font-weight: 300; }

.label {
  font-size: .78rem; font-weight: 600;
  letter-spacing: .26em; text-transform: uppercase;
  color: var(--rg);
}

/* ─── BUTTONS ────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--f-sans); font-size: .82rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  padding: .85rem 2.2rem; border: 1px solid var(--rg);
  cursor: pointer; transition: background .3s, color .3s, transform .25s var(--ease-out);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-fill  { background: var(--rg); color: var(--white); }
.btn-fill:hover  { background: var(--rg-dark); border-color: var(--rg-dark); }
.btn-ghost { background: transparent; color: var(--rg); }
.btn-ghost:hover { background: var(--rg); color: var(--white); }
.btn-fill-dark { background: var(--rg); color: var(--white); border-color: var(--rg); }
.btn-fill-dark:hover { background: var(--rg-dark); border-color: var(--rg-dark); }

/* ─── NAV ────────────────────────────────────── */
#nav {
  position: fixed; inset: 0 0 auto; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 2rem 5vw;
  transition: padding .45s var(--ease-out), background .45s, box-shadow .45s;
}
#nav.scrolled {
  padding: 1.1rem 5vw;
  background: rgba(250,247,242,.88);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  box-shadow: 0 1px 0 var(--border);
}
.nav-wordmark {
  font-family: var(--f-serif); font-size: 1.65rem;
  font-weight: 500; letter-spacing: .04em; color: var(--ink);
}
.nav-wordmark span { color: var(--rg); }
.nav-links { display: flex; list-style: none; gap: 2.8rem; }
.nav-links a {
  font-size: .8rem; font-weight: 500; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink-mid); position: relative;
  transition: color .28s;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: -3px; left: 0;
  width: 0; height: 1px; background: var(--rg);
  transition: width .32s var(--ease-out);
}
.nav-links a:hover,
.nav-links a.active { color: var(--rg); }
.nav-links a:hover::after,
.nav-links a.active::after { width: 100%; }
.nav-right { display: flex; align-items: center; gap: 1.4rem; }
.lang-btn {
  font-family: var(--f-sans); font-size: .78rem; font-weight: 600;
  letter-spacing: .12em; text-transform: uppercase;
  background: none; border: 1px solid var(--border); color: var(--ink-faint);
  padding: .4rem .85rem; cursor: pointer;
  transition: color .3s, border-color .3s; border-radius: 2px;
}
.lang-btn:hover { color: var(--rg); border-color: var(--rg); }

/* ─── PUSH DRAWER ────────────────────────────── */
.site-wrap { transition: transform .48s var(--ease-out); min-height: 100vh; }
.site-wrap.drawer-open { transform: translateX(-320px); }
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; background: none; border: none; cursor: pointer;
  padding: .4rem; margin-left: .5rem;
}
.hamburger span {
  display: block; width: 22px; height: 1.5px; background: var(--ink);
  transition: transform .35s var(--ease-out), opacity .25s;
  transform-origin: center; transform: translateZ(0); flex-shrink: 0;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(4.7px, 4.7px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(4.7px, -4.7px); }
.nav-drawer {
  position: fixed; top: 0; right: 0; width: 320px; height: 100vh;
  background: var(--white); transform: translateX(100%);
  transition: transform .48s var(--ease-out); z-index: 500;
  display: flex; flex-direction: column; padding: 2rem 2.5rem 3rem; overflow-y: auto;
}
.nav-drawer.open { transform: translateX(0); }
.drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 3rem; }
.drawer-close {
  background: none; border: none; cursor: pointer; color: var(--ink-faint);
  padding: .3rem; transition: color .25s; display: flex;
}
.drawer-close svg { width: 22px; height: 22px; }
.drawer-close:hover { color: var(--rg); }
.drawer-nav { display: flex; flex-direction: column; gap: 0; flex: 1; }
.drawer-nav a {
  font-family: var(--f-serif); font-size: 2rem; font-weight: 400; color: var(--ink);
  text-decoration: none; padding: .7rem 0; border-bottom: 1px solid var(--border);
  transition: color .25s, padding-left .25s var(--ease-out); display: block;
}
.drawer-nav a:first-child { border-top: 1px solid var(--border); }
.drawer-nav a:hover { color: var(--rg); padding-left: .4rem; }
.drawer-actions { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 1rem; }
.drawer-lang { width: 100%; text-align: center; border-color: var(--border); }
.drawer-overlay {
  position: fixed; inset: 0; background: rgba(28,20,16,.45);
  opacity: 0; pointer-events: none; transition: opacity .48s; z-index: 499;
}
.drawer-overlay.open { opacity: 1; pointer-events: auto; }

/* ─── FOOTER ─────────────────────────────────── */
#footer { background: var(--ink); padding: 5rem 8vw 3rem; }
.footer-top {
  display: grid; grid-template-columns: 1.2fr 2fr 1fr; gap: 5vw;
  padding-bottom: 3.5rem; border-bottom: 1px solid var(--border-dark); align-items: start;
}
.footer-brand .nav-wordmark { margin-bottom: .8rem; color: var(--white); }
.footer-brand .nav-wordmark span { color: var(--rg-light); }
.footer-tagline { font-size: .85rem; color: var(--ink-faint); line-height: 1.8; }
.footer-legal { font-size: .82rem; color: rgba(255,255,255,.3); line-height: 1.85; }
.footer-legal p + p { margin-top: .9rem; }
.footer-right-col { display: flex; flex-direction: column; gap: 2rem; align-items: flex-end; }
.footer-links { display: flex; flex-direction: column; gap: .7rem; align-items: flex-end; }
.footer-links a {
  font-size: .79rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase;
  color: var(--rg-light); transition: color .25s;
}
.footer-links a:hover { color: var(--white); }
.palette-switcher { display: flex; flex-direction: column; gap: .5rem; align-items: flex-end; }
.palette-label { font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.25); }
.palette-select {
  font-family: var(--f-sans); font-size: .8rem; font-weight: 500; letter-spacing: .06em;
  background: rgba(255,255,255,.06); color: rgba(255,255,255,.6);
  border: 1px solid rgba(255,255,255,.12); padding: .5rem .9rem;
  cursor: pointer; outline: none; appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='rgba(255,255,255,0.3)'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right .8rem center; padding-right: 2.2rem;
  transition: border-color .25s, color .25s;
}
.palette-select:hover { border-color: rgba(255,255,255,.3); color: var(--white); }
.palette-select option { background: #1C1410; color: rgba(255,255,255,.85); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 2.5rem; }
.footer-bottom p { font-size: .77rem; color: rgba(255,255,255,.2); letter-spacing: .06em; }

/* ─── RESPONSIVE — SHARED ────────────────────── */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-links { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; align-items: flex-start; }
}
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-right  { display: none; }
  .hamburger  { display: flex; }
}
@media (max-width: 768px) {
  .footer-top { grid-template-columns: 1fr; gap: 2.5rem; }
  #footer     { padding: 4rem 6vw 2.5rem; }
}