/* ═══════════════════════════════════════════════════════════════
   ETERA ELYSIUM v3 — Cinematic Garden Scroll
   Luxury perfume boutique aesthetic · Cream + Gold + Botanical
   ═══════════════════════════════════════════════════════════════ */

:root {
  --cream: #F5F1E8;
  --cream-warm: #EDE4D3;
  --cream-dark: #E0D5C0;
  --ivory: #FAF8F4;
  --sand: #D4C9B5;
  --gold: #A8842F;
  --gold-light: #C9A85C;
  --gold-pale: #D4BF80;
  --gold-bright: #E8C84A;
  --onyx: #1A1612;
  --onyx-soft: #2A2520;
  --green-botanical: #4A6741;
  --green-sage: #8FA88A;

  --font-display: 'Cormorant Garamond', 'Times New Roman', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  --ms-0: 0.75rem; --ms-1: 0.875rem; --ms-2: 1rem;
  --ms-3: 1.25rem; --ms-4: 1.618rem; --ms-5: 2rem;
  --ms-6: 2.618rem; --ms-7: 3.25rem; --ms-8: 4.236rem;
  --ms-9: 5.5rem; --ms-10: 7rem;

  --nav-h: 5rem;
  --ease-out-expo: cubic-bezier(0.19,1,0.22,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-snap-type:y proximity}
body{
  font-family:var(--font-body);background:var(--cream);
  color:var(--onyx);line-height:1.6;font-weight:300;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::after{
  content:'';position:fixed;inset:0;z-index:9999;pointer-events:none;opacity:0.015;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ── Nav ───────────────────────────────────────────────── */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);
  background:rgba(245,241,232,0.85);backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(168,132,47,0.12);
  transition:background 0.4s,box-shadow 0.4s;
}
.nav.scrolled{box-shadow:0 1px 20px rgba(0,0,0,0.04);}
.nav-inner{
  max-width:1300px;margin:0 auto;padding:0 clamp(1.5rem,4vw,3rem);
  height:100%;display:flex;align-items:center;justify-content:space-between;
}
.nav-logo img{height:2.5rem;width:auto;}
.nav-links{display:flex;gap:2.5rem;list-style:none;align-items:center;}
.nav-links a{
  font-size:var(--ms-1);font-weight:300;color:var(--onyx-soft);
  text-decoration:none;letter-spacing:0.08em;text-transform:uppercase;
  transition:color 0.3s;
}
.nav-links a:hover{color:var(--gold);}
.lang-switch{display:flex;gap:0.4rem;align-items:center;margin-left:1rem;}
.lang-btn{
  font-size:var(--ms-0);font-weight:400;color:var(--sand);background:none;
  border:none;cursor:pointer;text-transform:uppercase;letter-spacing:0.1em;
  padding:0.2rem 0.4rem;transition:color 0.3s;
}
.lang-btn:hover{color:var(--onyx-soft);}
.lang-btn.active{color:var(--gold);}
.lang-divider{color:var(--sand);font-size:var(--ms-0);}

/* ── Loading ──────────────────────────────────────────── */
#loader{
  position:fixed;inset:0;z-index:10000;background:var(--cream);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  transition:opacity 0.8s var(--ease-out-expo),visibility 0.8s;
}
#loader.hidden{opacity:0;visibility:hidden;pointer-events:none;}
.loader-ring{
  width:80px;height:80px;border:1px solid var(--gold);
  border-radius:50%;animation:ringPulse 2s ease-in-out infinite;
}
.loader-ring::after{
  content:'';position:absolute;inset:15px;border:1px solid var(--gold-pale);
  border-radius:50%;animation:ringPulse 2s 0.3s ease-in-out infinite;
}
.loader-text{
  font-family:var(--font-display);font-size:var(--ms-4);color:var(--gold);
  margin-top:2rem;letter-spacing:0.12em;opacity:0;
  animation:fadeUp 0.8s 0.6s var(--ease-out-expo) forwards;
}
@keyframes ringPulse{0%,100%{transform:scale(1);opacity:0.6}50%{transform:scale(1.1);opacity:1}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* ── Typography ───────────────────────────────────────── */
.display{font-family:var(--font-display);font-size:clamp(var(--ms-7),8vw,var(--ms-10));font-weight:300;line-height:1.04;letter-spacing:-0.01em}
.display-sm{font-family:var(--font-display);font-size:clamp(var(--ms-5),5vw,var(--ms-8));font-weight:300;line-height:1.08}
.h2{font-family:var(--font-display);font-size:var(--ms-6);font-weight:400;line-height:1.15}
.h3{font-family:var(--font-display);font-size:var(--ms-4);font-weight:500;line-height:1.2}
.body-lg{font-size:var(--ms-3);font-weight:300;line-height:1.7;color:var(--onyx-soft)}
.label{font-size:var(--ms-0);font-weight:400;text-transform:uppercase;letter-spacing:0.2em;color:var(--gold-light)}

/* ── Sections ─────────────────────────────────────────── */
.section{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
  scroll-snap-align:start;
}
.section-inner{
  max-width:1200px;width:100%;margin:0 auto;padding:6rem clamp(1.5rem,4vw,3rem);
  display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center;
  position:relative;z-index:2;
}
@media(max-width:768px){.section-inner{grid-template-columns:1fr;gap:2rem;text-align:center}}

/* ── Hero ─────────────────────────────────────────────── */
.hero{background:var(--ivory);}
.hero-content{max-width:620px}

/* ── Perfume Sections ─────────────────────────────────── */
.sec-brumalis{background:linear-gradient(135deg,var(--cream) 0%,#E8EFF5 50%,var(--cream) 100%)}
.sec-imber{background:linear-gradient(135deg,var(--cream) 0%,#E8EEF2 50%,var(--cream) 100%)}
.sec-lux{background:linear-gradient(135deg,var(--cream) 0%,#F5EDE0 50%,var(--cream) 100%)}
.sec-ros-oriens{background:linear-gradient(135deg,var(--cream) 0%,#F2E8E0 50%,var(--cream) 100%)}
.sec-fulminare{background:linear-gradient(135deg,var(--cream) 0%,#E8E8EE 50%,var(--cream) 100%)}
.sec-ros-mane{background:linear-gradient(135deg,var(--cream) 0%,#F0EDE8 50%,var(--cream) 100%)}

.perfume-visual{
  display:flex;align-items:center;justify-content:center;
  position:relative;min-height:400px;
}
.perfume-visual img{
  max-height:70vh;max-width:100%;width:auto;height:auto;
  object-fit:contain;
  filter:drop-shadow(0 20px 40px rgba(0,0,0,0.08));
  transition:transform 0.6s var(--ease-out-expo);
}
.perfume-visual:hover img{transform:scale(1.04) translateY(-4px)}
.perfume-glow{
  position:absolute;width:250px;height:250px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,168,92,0.1) 0%,transparent 70%);
  pointer-events:none;
}
.perfume-name{font-family:var(--font-display);font-size:var(--ms-7);font-weight:300;line-height:1.1;margin-bottom:0.5rem}
.perfume-latin{font-family:var(--font-display);font-size:var(--ms-4);font-style:italic;color:var(--gold);margin-bottom:1.5rem}
.perfume-desc{font-size:var(--ms-2);line-height:1.7;color:var(--onyx-soft);margin-bottom:2rem;max-width:480px}

.notes-row{display:flex;gap:1.5rem;flex-wrap:wrap;margin-bottom:2rem}
.note-chip{
  padding:0.5rem 1.25rem;border:1px solid rgba(168,132,47,0.3);
  border-radius:100px;font-size:var(--ms-1);color:var(--onyx-soft);
  background:rgba(168,132,47,0.04);transition:all 0.3s;
}
.note-chip:hover{background:rgba(168,132,47,0.1);border-color:var(--gold)}
.note-label{font-size:var(--ms-0);color:var(--gold);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:0.35rem;font-weight:400}

/* ── Botanical Parallax Layers ────────────────────────── */
.para-layer{
  position:absolute;inset:0;pointer-events:none;z-index:1;
  background-size:contain;background-repeat:no-repeat;background-position:center;
  opacity:0.04;transition:transform 0.1s linear;
}
/* Vines/leaves/branches — each section gets unique botanical SVG */
.para-vines{background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 400 600' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M50 600C80 500 40 400 120 300C200 200 150 100 100 50' fill='none' stroke='%23666' stroke-width='2'/%3E%3Cpath d='M120 300C160 320 180 280 200 300' fill='none' stroke='%23666' stroke-width='1.5'/%3E%3Cpath d='M350 600C320 450 380 350 300 250C220 150 280 80 350 20' fill='none' stroke='%23666' stroke-width='1.5'/%3E%3Ccircle cx='100' cy='50' r='8' fill='%23999'/%3E%3Ccircle cx='350' cy='20' r='6' fill='%23999'/%3E%3Ccircle cx='200' cy='300' r='5' fill='%23999'/%3E%3C/svg%3E");opacity:0.03}

/* ── Footer ───────────────────────────────────────────── */
.footer{
  background:var(--onyx);color:var(--cream);padding:5rem clamp(1.5rem,4vw,3rem) 2rem;
  text-align:center;scroll-snap-align:start;
}
.footer-logo img{height:3rem;width:auto;margin-bottom:1rem}
.footer-brand{font-family:var(--font-display);font-size:var(--ms-5);font-weight:300;margin-bottom:0.5rem;color:var(--gold-light)}
.footer-email{color:var(--cream-dark);font-size:var(--ms-1);text-decoration:none;transition:color 0.3s}
.footer-email:hover{color:var(--gold-light)}
.footer-bottom{margin-top:3rem;font-size:var(--ms-0);color:rgba(240,235,225,0.3)}

/* ── Scroll indicator ─────────────────────────────────── */
.scroll-hint{
  position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:0.5rem;
  animation:float 2s ease-in-out infinite;z-index:2;
}
.scroll-hint span{font-size:var(--ms-0);color:var(--sand);letter-spacing:0.15em;text-transform:uppercase}
.scroll-hint svg{width:20px;height:20px;color:var(--sand)}
@keyframes float{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(8px)}}

/* ── Canvas ───────────────────────────────────────────── */
#particle-canvas{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:0.4}

/* ── Reveal ───────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(30px);transition:all 0.8s var(--ease-out-expo)}
.reveal.visible{opacity:1;transform:translateY(0)}

@media(max-width:768px){
  .nav-links{display:none}
  .nav-logo img{height:2rem}
  .perfume-name{font-size:var(--ms-5)}
  .notes-row{gap:0.5rem}
  .note-chip{padding:0.35rem 0.9rem;font-size:var(--ms-0)}
}