/* ===================================================================
   Gradeni Star Delice — colorful wholesale site
   Structure modeled on andromeda-trade.com, indigo→violet palette
   =================================================================== */

:root {
  /* palette */
  --indigo-700:#4338ca;
  --indigo-600:#4f46e5;
  --indigo-500:#6366f1;
  --violet-600:#7c3aed;
  --violet-500:#8b5cf6;
  --fuchsia-500:#d946ef;

  --ink:#17181f;
  --ink-soft:#3c3d49;
  --muted:#6b6c7a;
  --line:#e8e8f0;

  --bg:#ffffff;
  --bg-soft:#f6f6fc;
  --footer:#17142f;
  --dark:#1b1740;

  --grad: linear-gradient(135deg, #4f46e5 0%, #7c3aed 52%, #d946ef 100%);
  --grad-soft: linear-gradient(135deg, #6366f1, #8b5cf6);

  --radius-card:20px;
  --radius-pill:999px;
  --shadow-sm:0 2px 10px rgba(23,20,47,.06);
  --shadow-md:0 18px 40px -18px rgba(79,70,229,.45);
  --shadow-lg:0 30px 60px -24px rgba(79,70,229,.5);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1200px;
}

* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body {
  font-family:"Open Sans", system-ui, sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3 { font-family:"Poppins", sans-serif; line-height:1.1; font-weight:700; color:var(--ink); }
a { color:inherit; text-decoration:none; }
img,svg { display:block; max-width:100%; }

.container { width:100%; max-width:var(--container); margin-inline:auto; padding-inline:24px; }

/* ---------- Buttons ---------- */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  font-family:"Poppins", sans-serif; font-weight:600; font-size:15px;
  padding:13px 26px; border-radius:var(--radius-pill);
  border:1.5px solid transparent; cursor:pointer; transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
  white-space:nowrap;
}
.btn-lg { padding:16px 34px; font-size:16px; }
.btn-sm { padding:10px 20px; font-size:14px; }
.btn-block { width:100%; }
.btn-grad { background:var(--grad); color:#fff; box-shadow:var(--shadow-md); }
.btn-grad:hover { transform:translateY(-2px); box-shadow:var(--shadow-lg); }
.btn-light { background:#fff; color:var(--indigo-700); box-shadow:0 14px 30px -12px rgba(0,0,0,.35); }
.btn-light:hover { transform:translateY(-2px); }
.btn-outline-light { background:rgba(255,255,255,.08); color:#fff; border-color:rgba(255,255,255,.6); }
.btn-outline-light:hover { background:rgba(255,255,255,.16); transform:translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position:fixed; inset:0 0 auto 0; z-index:50;
  padding:14px 0; transition:background .3s, box-shadow .3s, padding .3s;
}
.site-header.scrolled {
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  box-shadow:var(--shadow-sm);
  padding:8px 0;
}
.header-inner { display:flex; align-items:center; justify-content:space-between; gap:20px; }
.brand { display:flex; align-items:center; gap:10px; font-family:"Poppins",sans-serif; font-weight:700; font-size:20px; color:#fff; transition:color .3s; }
.site-header.scrolled .brand { color:var(--ink); }
.brand-mark { display:grid; place-items:center; filter:drop-shadow(0 6px 14px rgba(124,58,237,.5)); }
.brand-accent { background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.site-header:not(.scrolled) .brand-accent { background:none; color:#fff; -webkit-text-fill-color:#fff; }

.nav { display:flex; align-items:center; gap:28px; }
.nav a { font-size:15px; font-weight:600; color:rgba(255,255,255,.92); transition:color .25s; position:relative; }
.nav a:not(.nav-cta)::after { content:""; position:absolute; left:0; bottom:-6px; height:2px; width:0; background:var(--grad); transition:width .25s var(--ease); border-radius:2px; }
.nav a:not(.nav-cta):hover::after { width:100%; }
.site-header.scrolled .nav a { color:var(--ink-soft); }
.nav-cta { color:#fff !important; }

.nav-toggle { display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:8px; }
.nav-toggle span { width:26px; height:2.5px; border-radius:2px; background:#fff; transition:.3s; }
.site-header.scrolled .nav-toggle span { background:var(--ink); }

/* ---------- Hero ---------- */
.hero { position:relative; min-height:100vh; display:flex; align-items:center; color:#fff; overflow:hidden; }
.hero-bg { position:absolute; inset:0; z-index:0;
  background:
    linear-gradient(130deg, rgba(79,70,229,.90) 0%, rgba(109,40,217,.82) 50%, rgba(217,70,239,.74) 100%),
    url('assets/hero.jpg') center/cover no-repeat;
}
.hero-bg .blob { position:absolute; border-radius:50%; filter:blur(60px); opacity:.55; mix-blend-mode:screen; }
.blob-1 { width:520px; height:520px; background:#a855f7; top:-120px; right:-80px; animation:float1 14s ease-in-out infinite; }
.blob-2 { width:460px; height:460px; background:#22d3ee; bottom:-140px; left:-100px; animation:float2 16s ease-in-out infinite; }
.blob-3 { width:380px; height:380px; background:#f472b6; top:30%; left:40%; animation:float1 18s ease-in-out infinite reverse; }
.grid-overlay {
  position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);
  background-size:54px 54px;
  mask-image:radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.hero-inner { position:relative; z-index:1; padding-top:90px; max-width:860px; }
.eyebrow { font-size:14px; font-weight:600; letter-spacing:.04em; text-transform:uppercase; color:rgba(255,255,255,.85); margin-bottom:18px; display:inline-flex; align-items:center; gap:10px; }
.eyebrow::before { content:""; width:28px; height:2px; background:#fff; border-radius:2px; opacity:.7; }
.hero-title { font-size:clamp(44px, 7vw, 78px); font-weight:800; letter-spacing:-.02em; margin-bottom:20px; }
.hero-sub { font-size:clamp(17px, 2.2vw, 21px); color:rgba(255,255,255,.92); max-width:620px; margin-bottom:34px; }
.hero-actions { display:flex; flex-wrap:wrap; gap:14px; }

.scroll-cue { position:absolute; bottom:28px; left:50%; transform:translateX(-50%); z-index:1; width:26px; height:42px; border:2px solid rgba(255,255,255,.6); border-radius:14px; display:grid; place-items:start center; padding-top:8px; }
.scroll-cue span { width:4px; height:8px; background:#fff; border-radius:2px; animation:scrollCue 1.6s infinite; }

@keyframes float1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-30px,40px)} }
@keyframes float2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(40px,-30px)} }
@keyframes scrollCue { 0%{opacity:0;transform:translateY(0)} 40%{opacity:1} 100%{opacity:0;transform:translateY(14px)} }

/* ---------- Section heads ---------- */
.section-head { max-width:640px; margin-bottom:48px; }
.section-head.center { margin-inline:auto; text-align:center; }
.kicker { display:inline-block; font-family:"Poppins",sans-serif; font-weight:600; font-size:13px; letter-spacing:.08em; text-transform:uppercase; color:var(--violet-600); margin-bottom:14px; }
.kicker.light { color:#c4b5fd; }
.section-head h2 { font-size:clamp(28px, 4vw, 44px); letter-spacing:-.02em; }
h2.on-dark, .on-dark { color:#fff; }

/* ---------- Categories ---------- */
.categories { padding:100px 0; background:var(--bg-soft); }
.cat-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.cat-card {
  background:#fff; border:1px solid var(--line); border-radius:var(--radius-card);
  overflow:hidden; box-shadow:var(--shadow-sm); transition:transform .3s var(--ease), box-shadow .3s;
}
.cat-card:hover { transform:translateY(-8px); box-shadow:var(--shadow-md); }
.cat-media { line-height:0; border-bottom:1px solid var(--line); overflow:hidden; }
.cat-media img { width:100%; height:200px; object-fit:cover; display:block; transition:transform .45s var(--ease); }
.cat-card:hover .cat-media img { transform:scale(1.06); }
.cat-body { padding:22px 24px 26px; }
.cat-card h3 { font-size:19px; margin-bottom:10px; }
.cat-card p { font-size:15px; color:var(--muted); }

/* ---------- About ---------- */
.about { padding:110px 0; }
.about-inner { display:grid; grid-template-columns:1.1fr .9fr; gap:60px; align-items:center; }
.about-text h2 { margin-bottom:20px; }
.about-text > p { color:var(--ink-soft); font-size:17px; margin-bottom:26px; max-width:520px; }
.about-list { list-style:none; display:grid; gap:12px; margin-bottom:32px; }
.about-list li { position:relative; padding-left:32px; color:var(--ink-soft); font-size:15.5px; }
.about-list li::before {
  content:""; position:absolute; left:0; top:4px; width:18px; height:18px; border-radius:6px;
  background:var(--grad-soft); box-shadow:0 4px 10px -3px var(--violet-500);
}
.about-list li::after { content:""; position:absolute; left:6px; top:8px; width:5px; height:9px; border-right:2px solid #fff; border-bottom:2px solid #fff; transform:rotate(45deg); }

.about-visual { position:relative; min-height:340px; }
.about-img { width:100%; height:auto; border-radius:24px; box-shadow:var(--shadow-lg); }
.about-card-stack { position:relative; height:360px; }
.about-card-stack .ac { position:absolute; border-radius:24px; box-shadow:var(--shadow-lg); }
.ac-1 { inset:0 40px 60px 0; background:var(--grad); }
.ac-2 { width:150px; height:150px; right:0; top:30px; background:linear-gradient(135deg,#22d3ee,#6366f1); }
.ac-3 { width:120px; height:120px; right:60px; bottom:0; background:linear-gradient(135deg,#f472b6,#d946ef); }
.about-visual .ac { animation:bob 6s ease-in-out infinite; }
.ac-2 { animation-delay:.6s; } .ac-3 { animation-delay:1.2s; }
@keyframes bob { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }

/* ---------- Stats ---------- */
.stats { padding:40px 0 100px; }
.stats-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:20px;
  background:var(--grad); border-radius:28px; padding:46px 30px; box-shadow:var(--shadow-md);
}
.stat { text-align:center; color:#fff; }
.stat-num { display:block; font-family:"Poppins",sans-serif; font-weight:800; font-size:clamp(36px,5vw,52px); line-height:1; }
.stat-label { display:block; margin-top:8px; font-size:14px; color:rgba(255,255,255,.88); }

/* ---------- Services (dark) ---------- */
.services { position:relative; padding:110px 0; background:var(--dark); overflow:hidden; }
.services-bg { position:absolute; inset:0; opacity:.6;
  background:
    radial-gradient(600px 300px at 15% 10%, rgba(124,58,237,.5), transparent 60%),
    radial-gradient(500px 300px at 85% 90%, rgba(217,70,239,.35), transparent 60%);
}
.services .container { position:relative; z-index:1; }
.svc-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.svc-card {
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1); border-radius:18px;
  padding:28px 26px; transition:transform .3s var(--ease), background .3s, border-color .3s;
}
.svc-card:hover { transform:translateY(-6px); background:rgba(255,255,255,.08); border-color:rgba(196,181,253,.5); }
.svc-card h3 { color:#fff; font-size:19px; margin-bottom:10px; }
.svc-card p { color:rgba(255,255,255,.72); font-size:15px; }

/* ---------- Contact ---------- */
.contact { padding:110px 0; background:var(--footer); }
.contact-inner { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:start; }
.contact-lead { color:rgba(255,255,255,.72); font-size:17px; margin-bottom:30px; max-width:420px; }
.contact-list { list-style:none; display:grid; gap:22px; }
.contact-list li { display:flex; flex-direction:column; gap:4px; }
.ci-label { font-family:"Poppins",sans-serif; font-size:12px; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:#c4b5fd; }
.contact-list a, .contact-list span:not(.ci-label) { color:#fff; font-size:17px; }
.contact-list a:hover { color:#e9d5ff; }

.contact-form { background:rgba(255,255,255,.05); border:1px solid rgba(255,255,255,.1); border-radius:24px; padding:32px; display:grid; gap:18px; }
.field { display:grid; gap:7px; }
.field label { font-family:"Poppins",sans-serif; font-size:13px; font-weight:600; color:rgba(255,255,255,.8); }
.field input, .field textarea {
  width:100%; background:rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.16); border-radius:12px;
  padding:13px 15px; color:#fff; font-family:inherit; font-size:15px; transition:border-color .25s, background .25s;
}
.field input::placeholder, .field textarea::placeholder { color:rgba(255,255,255,.4); }
.field input:focus, .field textarea:focus { outline:none; border-color:var(--violet-500); background:rgba(255,255,255,.1); }
.field textarea { resize:vertical; }
.form-note { color:#c4b5fd; font-size:14px; text-align:center; }

/* ---------- Footer ---------- */
.site-footer { background:#0f0c24; padding:30px 0; }
.footer-inner { display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap; }
.footer-brand { display:flex; align-items:center; gap:10px; color:#fff; font-family:"Poppins",sans-serif; font-weight:600; }
.footer-legal { color:rgba(255,255,255,.55); font-size:13px; }

/* ---------- Language switch ---------- */
.lang-switch { display:inline-flex; border:1.5px solid rgba(255,255,255,.5); border-radius:var(--radius-pill); overflow:hidden; }
.site-header.scrolled .lang-switch { border-color:var(--line); }
.lang-switch button {
  font-family:"Poppins",sans-serif; font-weight:600; font-size:13px; letter-spacing:.03em;
  padding:6px 13px; background:transparent; border:0; cursor:pointer; color:rgba(255,255,255,.85); transition:.25s;
}
.site-header.scrolled .lang-switch button { color:var(--muted); }
.lang-switch button.active { background:var(--grad); color:#fff; }
.site-header.scrolled .lang-switch button.active { color:#fff; }

/* ---------- Help assistant ---------- */
.assistant { position:fixed; right:22px; bottom:22px; z-index:80; }
.assistant-launch {
  position:relative; width:60px; height:60px; border-radius:50%; border:0; cursor:pointer;
  background:var(--grad); color:#fff; display:grid; place-items:center;
  box-shadow:0 16px 34px -10px rgba(124,58,237,.6); transition:transform .25s var(--ease), box-shadow .25s;
}
.assistant-launch:hover { transform:translateY(-3px) scale(1.04); }
.assistant-launch .icn-chat { width:26px; height:26px; }
.assistant-launch::after {
  content:""; position:absolute; inset:0; border-radius:50%; border:2px solid rgba(124,58,237,.6);
  animation:ping 2.4s var(--ease) infinite;
}
.assistant-dot { position:absolute; top:6px; right:6px; width:12px; height:12px; border-radius:50%; background:#34d399; border:2px solid #fff; }
.assistant.open .assistant-launch { transform:scale(.9); opacity:0; pointer-events:none; }
@keyframes ping { 0%{transform:scale(1);opacity:.7} 80%,100%{transform:scale(1.5);opacity:0} }

.assistant-panel {
  position:absolute; right:0; bottom:0; width:min(360px, calc(100vw - 32px)); height:min(520px, calc(100vh - 110px));
  background:#fff; border-radius:22px; box-shadow:0 36px 80px -24px rgba(23,20,47,.5), 0 0 0 1px rgba(23,20,47,.05);
  display:flex; flex-direction:column; overflow:hidden; transform-origin:bottom right;
  animation:panelIn .32s var(--ease);
}
.assistant-panel[hidden] { display:none; }
@keyframes panelIn { from{opacity:0; transform:translateY(16px) scale(.96)} to{opacity:1; transform:none} }
.assistant-head { display:flex; align-items:center; justify-content:space-between; gap:10px; padding:14px 16px; background:var(--grad); color:#fff; }
.assistant-id { display:flex; align-items:center; gap:11px; }
.assistant-avatar { display:grid; place-items:center; filter:drop-shadow(0 4px 8px rgba(0,0,0,.25)); }
.assistant-meta { display:flex; flex-direction:column; line-height:1.25; }
.assistant-meta strong { font-family:"Poppins",sans-serif; font-size:15px; }
.assistant-meta small { font-size:12px; opacity:.85; }
.assistant-close { background:rgba(255,255,255,.18); border:0; width:30px; height:30px; border-radius:50%; color:#fff; cursor:pointer; display:grid; place-items:center; transition:.2s; }
.assistant-close:hover { background:rgba(255,255,255,.3); }
.assistant-close svg { width:16px; height:16px; }

.assistant-body { flex:1; overflow-y:auto; padding:16px; display:flex; flex-direction:column; gap:10px; background:var(--bg-soft); }
.msg { max-width:82%; padding:10px 14px; border-radius:16px; font-size:14.5px; line-height:1.5; animation:msgIn .3s var(--ease); }
@keyframes msgIn { from{opacity:0; transform:translateY(8px)} to{opacity:1; transform:none} }
.msg.bot { align-self:flex-start; background:#fff; color:var(--ink-soft); border:1px solid var(--line); border-bottom-left-radius:5px; }
.msg.user { align-self:flex-end; background:var(--grad); color:#fff; border-bottom-right-radius:5px; }
.msg.typing { display:inline-flex; gap:4px; align-self:flex-start; background:#fff; border:1px solid var(--line); }
.msg.typing span { width:7px; height:7px; border-radius:50%; background:var(--violet-500); animation:blink 1.2s infinite; }
.msg.typing span:nth-child(2){ animation-delay:.2s; } .msg.typing span:nth-child(3){ animation-delay:.4s; }
@keyframes blink { 0%,60%,100%{opacity:.25} 30%{opacity:1} }

.assistant-chips { display:flex; flex-wrap:wrap; gap:8px; padding:0 16px 10px; background:var(--bg-soft); }
.assistant-chips button {
  font-family:"Poppins",sans-serif; font-size:12.5px; font-weight:600; color:var(--violet-600);
  background:#fff; border:1px solid #e3deff; border-radius:var(--radius-pill); padding:7px 13px; cursor:pointer; transition:.2s;
}
.assistant-chips button:hover { background:#f3f0ff; border-color:var(--violet-500); }

.assistant-input { display:flex; gap:8px; padding:12px 14px; border-top:1px solid var(--line); background:#fff; }
.assistant-input input { flex:1; border:1px solid var(--line); border-radius:var(--radius-pill); padding:11px 16px; font-family:inherit; font-size:14px; transition:border-color .2s; }
.assistant-input input:focus { outline:none; border-color:var(--violet-500); }
.assistant-input button { width:44px; height:44px; flex:none; border:0; border-radius:50%; background:var(--grad); color:#fff; cursor:pointer; display:grid; place-items:center; transition:transform .2s; }
.assistant-input button:hover { transform:scale(1.07); }
.assistant-input button svg { width:19px; height:19px; }

@media (max-width:760px) {
  .lang-switch { align-self:flex-start; }
  .assistant { right:16px; bottom:16px; }
  .assistant-panel { width:calc(100vw - 32px); height:min(72vh, 540px); }
}

/* ---------- Reveal animation ---------- */
.reveal { opacity:0; transform:translateY(26px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity:1; transform:none; }

/* ---------- Responsive ---------- */
@media (max-width:980px) {
  .cat-grid { grid-template-columns:repeat(2,1fr); }
  .svc-grid { grid-template-columns:repeat(2,1fr); }
  .about-inner { grid-template-columns:1fr; gap:40px; }
  .about-visual { min-height:260px; order:-1; }
  .about-card-stack { height:260px; }
  .contact-inner { grid-template-columns:1fr; gap:40px; }
  .stats-grid { grid-template-columns:repeat(2,1fr); gap:30px 20px; }
}
@media (max-width:760px) {
  .nav { position:fixed; inset:0 0 0 auto; width:min(80vw,320px); flex-direction:column; align-items:flex-start;
    justify-content:center; gap:22px; background:#1b1740; padding:40px; transform:translateX(100%);
    transition:transform .35s var(--ease); box-shadow:-20px 0 60px rgba(0,0,0,.4); }
  .nav.open { transform:none; }
  .nav a { color:#fff !important; font-size:18px; }
  .site-header.scrolled .nav a { color:#fff !important; }
  .nav-toggle { display:flex; z-index:60; }
  .nav-toggle.open span:nth-child(1){ transform:translateY(7.5px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform:translateY(-7.5px) rotate(-45deg); }
  .site-header.scrolled .nav-toggle.open span { background:#fff; }
}
@media (max-width:540px) {
  .cat-grid { grid-template-columns:1fr; }
  .svc-grid { grid-template-columns:1fr; }
  .stats-grid { grid-template-columns:1fr 1fr; padding:36px 20px; }
  .contact-form { padding:24px; }
}
@media (prefers-reduced-motion:reduce) {
  .reveal { opacity:1; transform:none; transition:none; }
  .blob, .about-visual .ac, .about-img, .scroll-cue span { animation:none; }
  html { scroll-behavior:auto; }
}