/* ===== NAJI Casa — warm, international wholesale theme ===== */
:root{
  --c-primary:#C2622F;        /* terracotta orange */
  --c-primary-dark:#9E4E25;
  --c-accent:#E8A87C;         /* soft peach */
  --c-gold:#E0A458;           /* warm gold */
  --c-cream:#FBF5EC;          /* page bg */
  --c-surface:#FFFFFF;
  --c-surface-2:#F6ECDF;
  --c-ink:#2B2622;            /* warm near-black */
  --c-muted:#8A8079;
  --c-line:#ECDFce;
  --shadow-sm:0 2px 8px rgba(120,80,40,.08);
  --shadow:0 10px 30px rgba(120,80,40,.12);
  --radius:16px;
  --radius-sm:10px;
  --maxw:1160px;
  --font:'Inter','Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--c-ink);
  background:var(--c-cream);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3,h4{line-height:1.2;font-weight:700;letter-spacing:-.01em}
em{font-style:normal}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:15px;
  cursor:pointer;border:1.5px solid transparent;transition:.2s ease;white-space:nowrap;
}
.btn-primary{background:var(--c-primary);color:#fff;box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:var(--c-primary-dark);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--c-ink);border-color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:var(--c-cream)}
.btn.full{width:100%}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(251,245,236,.82);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid var(--c-line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{flex:0 0 auto}
.brand-name{font-weight:800;font-size:19px;letter-spacing:.02em}
.brand-name em{color:var(--c-primary);font-weight:700}
.nav{display:flex;gap:30px}
.nav a{font-size:15px;font-weight:500;color:var(--c-ink);position:relative;padding:6px 0}
.nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--c-primary);transition:.2s}
.nav a:hover::after,.nav a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang-toggle{
  display:flex;align-items:center;gap:5px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:999px;padding:7px 13px;
  font-size:13px;font-weight:600;cursor:pointer;color:var(--c-muted);transition:.2s;
}
.lang-toggle:hover{border-color:var(--c-primary);color:var(--c-ink)}
.lang-toggle .lang-en{color:var(--c-primary)}
.lang-toggle.is-zh .lang-zh{color:var(--c-primary)}
.lang-toggle.is-zh .lang-en{color:var(--c-muted)}
.nav-burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-burger span{width:24px;height:2px;background:var(--c-ink);border-radius:2px;transition:.2s}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:84px 0 96px}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(900px 460px at 82% -8%, rgba(224,164,88,.30), transparent 60%),
    radial-gradient(760px 420px at 8% 110%, rgba(194,98,47,.18), transparent 60%),
    linear-gradient(180deg,#fdf8f0,#fbf1e4);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(158,78,37,.07) 1.4px, transparent 1.4px);
  background-size:26px 26px;opacity:.6;
}
.hero-inner{position:relative;z-index:1;max-width:760px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--c-primary);background:rgba(194,98,47,.10);
  padding:6px 14px;border-radius:999px;margin-bottom:20px}
.hero-title{font-size:clamp(38px,6vw,64px);line-height:1.05;margin-bottom:18px}
.hero-sub{font-size:clamp(16px,2vw,19px);color:var(--c-muted);max-width:620px;margin-bottom:30px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{display:flex;gap:38px;list-style:none;margin-top:48px;flex-wrap:wrap}
.hero-stats li{display:flex;flex-direction:column}
.hero-stats strong{font-size:30px;color:var(--c-primary);font-weight:800}
.hero-stats span{font-size:14px;color:var(--c-muted)}

/* ===== Sections ===== */
.section{padding:76px 0}
.section-eyebrow{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  color:var(--c-primary);margin-bottom:10px}
.section-eyebrow.center,.center{text-align:center}
.section h2{font-size:clamp(28px,4vw,40px);margin-bottom:14px}
.section-sub{color:var(--c-muted);max-width:640px;margin:0 auto 14px}

/* two column */
.two-col{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.two-col.reverse .col-art{order:-1}
.lead{font-size:18px;color:var(--c-ink);margin-bottom:14px;font-weight:500}
.col-text p{color:var(--c-muted);margin-bottom:12px}

/* brand art card */
.art-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);position:relative}
.art-flag{position:absolute;top:-14px;left:28px;background:var(--c-primary);color:#fff;
  font-size:12px;font-weight:700;padding:6px 14px;border-radius:999px;letter-spacing:.04em}
.art-row{display:flex;justify-content:space-between;padding:16px 0;border-bottom:1px dashed var(--c-line)}
.art-row:last-child{border-bottom:0}
.art-row span{color:var(--c-muted);font-size:15px}
.art-row strong{font-weight:700}

/* ===== Highlights ===== */
.highlights{background:var(--c-surface-2)}
.hl-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:38px}
.hl-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);transition:.2s}
.hl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.hl-ico{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(194,98,47,.12);margin-bottom:16px}
.hl-ico svg{width:24px;height:24px}
.hl-card h3{font-size:17px;margin-bottom:8px}
.hl-card p{font-size:14.5px;color:var(--c-muted)}

/* ===== Products ===== */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin:34px 0 34px}
.filter-btn{padding:9px 18px;border-radius:999px;border:1px solid var(--c-line);background:var(--c-surface);
  font-size:14px;font-weight:600;color:var(--c-muted);cursor:pointer;transition:.2s}
.filter-btn:hover{border-color:var(--c-primary);color:var(--c-ink)}
.filter-btn.active{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.empty-state{grid-column:1/-1;text-align:center;padding:54px 20px;color:var(--c-text-soft);
  background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--radius);font-size:1.02rem}
.prod-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:.2s;cursor:pointer}
.prod-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.prod-thumb{aspect-ratio:4/3;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;background:linear-gradient(150deg,#fbf1e4,#f6e3cf)}
.prod-thumb img{width:100%;height:100%;object-fit:cover;transition:.3s}
.prod-card:hover .prod-thumb img{transform:scale(1.04)}
.prod-thumb svg{width:62%;height:62%}
.prod-view{position:absolute;left:50%;bottom:14px;transform:translate(-50%,8px);opacity:0;
  background:rgba(43,38,34,.86);color:#fff;font-size:12.5px;font-weight:600;padding:7px 16px;border-radius:999px;
  transition:.2s;pointer-events:none;white-space:nowrap}
.prod-card:hover .prod-view{opacity:1;transform:translate(-50%,0)}
.prod-body{padding:18px 18px 20px;display:flex;flex-direction:column;flex:1}
.prod-cat{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--c-primary)}
.prod-name{font-size:17px;font-weight:700;margin:6px 0 8px}
.prod-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.prod-tag{font-size:12px;background:var(--c-surface-2);color:var(--c-muted);
  padding:4px 10px;border-radius:999px;border:1px solid var(--c-line)}
.prod-desc{font-size:13.5px;color:var(--c-muted);flex:1;margin-bottom:14px}
.prod-foot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.prod-price{font-size:14px;font-weight:700;color:var(--c-ink)}
.prod-price small{display:block;font-weight:500;color:var(--c-muted);font-size:11.5px}
.prod-inquire{font-size:13px;font-weight:700;color:var(--c-primary);border:1px solid var(--c-primary);
  background:transparent;border-radius:999px;padding:8px 14px;cursor:pointer;transition:.2s;white-space:nowrap}
.prod-inquire:hover{background:var(--c-primary);color:#fff}

/* ===== About ===== */
.about-art{position:relative;border-radius:var(--radius);min-height:340px;
  background:linear-gradient(150deg,var(--c-primary),var(--c-gold));
  display:flex;align-items:flex-end;padding:26px;box-shadow:var(--shadow);overflow:hidden}
.about-art::before{content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.18) 1.6px,transparent 1.6px);background-size:22px 22px}
.about-badge{position:relative;background:rgba(255,255,255,.92);color:var(--c-primary-dark);
  font-weight:800;padding:10px 18px;border-radius:999px;font-size:15px}

/* check list */
.check-list{list-style:none;margin-top:8px}
.check-list li{position:relative;padding-left:30px;margin-bottom:12px;color:var(--c-ink);font-size:15px}
.check-list li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;
  background:rgba(194,98,47,.14) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23C2622F' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/12px no-repeat}

/* ===== Inquiry ===== */
.inquiry{background:var(--c-surface-2)}
.inquiry-form{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:14px;font-weight:600}
.field input,.field textarea{font-family:inherit;font-size:15px;padding:12px 14px;border:1.5px solid var(--c-line);
  border-radius:var(--radius-sm);background:var(--c-cream);color:var(--c-ink);transition:.2s;resize:vertical}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--c-primary);background:#fff}
.field .err{color:#c0392b;font-size:12.5px;display:none}
.field.invalid input,.field.invalid textarea{border-color:#c0392b}
.field.invalid .err{display:block}
.form-note{font-size:12.5px;color:var(--c-muted);text-align:center}
.form-success{background:rgba(46,160,67,.12);border:1px solid rgba(46,160,67,.4);color:#237a35;
  border-radius:var(--radius-sm);padding:16px;text-align:center;display:flex;flex-direction:column;gap:4px}
.form-success strong{font-size:16px}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:34px;margin-top:38px;align-items:stretch}
.contact-info{display:flex;flex-direction:column;gap:18px}
.info-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius-sm);padding:16px 18px}
.info-label{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--c-primary)}
.info-item p{margin-top:4px;font-size:15px}
.info-item a{color:var(--c-primary);font-weight:600}
.contact-map{position:relative;border-radius:var(--radius);overflow:hidden;min-height:300px;border:1px solid var(--c-line)}
.map-svg{width:100%;height:100%;display:block}
.map-pin-label{position:absolute;left:18px;bottom:16px;background:#fff;color:var(--c-primary-dark);
  font-weight:700;font-size:13px;padding:8px 14px;border-radius:999px;box-shadow:var(--shadow-sm)}

/* ===== Footer ===== */
.site-footer{background:var(--c-ink);color:#e9ddd0;padding:54px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
.footer-brand .brand-name{color:#fff;font-size:20px}
.footer-brand em{color:var(--c-accent)}
.footer-brand p{color:#b9a892;font-size:14px;margin-top:10px;max-width:280px}
.footer-col h4{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.04em}
.footer-col a,.footer-col p{display:block;color:#b9a892;font-size:14px;margin-bottom:9px;transition:.2s}
.footer-col a:hover{color:var(--c-accent)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;
  border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:20px;
  font-size:13px;color:#9c8c79}

/* ===== Responsive ===== */
@media (max-width:920px){
  .hl-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr;gap:30px}
  .two-col.reverse .col-art{order:0}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .nav{position:fixed;inset:68px 0 auto 0;flex-direction:column;gap:0;background:var(--c-cream);
    border-bottom:1px solid var(--c-line);padding:8px 22px 18px;transform:translateY(-120%);transition:.25s;box-shadow:var(--shadow)}
  .nav.open{transform:translateY(0)}
  .nav a{padding:14px 0;border-bottom:1px solid var(--c-line)}
  .nav a::after{display:none}
  .nav-burger{display:flex}
  .hl-grid,.prod-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-stats{gap:26px}
}

/* ===== Product Detail Modal ===== */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal.open{display:flex}
.modal-backdrop{position:absolute;inset:0;background:rgba(43,38,34,.55);backdrop-filter:blur(2px)}
.modal-panel{position:relative;background:var(--c-surface);border-radius:var(--radius);max-width:880px;width:100%;
  max-height:90vh;overflow:auto;box-shadow:0 30px 80px rgba(80,50,20,.3);animation:modalIn .25s ease}
@keyframes modalIn{from{opacity:0;transform:translateY(14px) scale(.98)}to{opacity:1;transform:none}}
.modal-close{position:absolute;top:12px;right:14px;z-index:2;width:38px;height:38px;border-radius:50%;
  border:0;background:rgba(255,255,255,.9);color:var(--c-ink);font-size:24px;line-height:1;cursor:pointer;box-shadow:var(--shadow-sm)}
.modal-close:hover{background:#fff;color:var(--c-primary)}
.modal-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.modal-gallery{background:var(--c-surface-2);padding:22px;display:flex;flex-direction:column;gap:12px}
.gallery-main{aspect-ratio:4/3;border-radius:var(--radius-sm);overflow:hidden;background:#fff;display:flex;align-items:center;justify-content:center}
.gallery-main img{width:100%;height:100%;object-fit:cover}
.gallery-main svg{width:60%;height:60%}
.gallery-thumbs{display:flex;gap:10px;flex-wrap:wrap}
.g-thumb{width:64px;height:64px;border-radius:10px;overflow:hidden;border:2px solid transparent;background:#fff;cursor:pointer;padding:0}
.g-thumb img{width:100%;height:100%;object-fit:cover}
.g-thumb.active{border-color:var(--c-primary)}
.modal-info{padding:28px 26px;display:flex;flex-direction:column}
.modal-info .prod-cat{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--c-primary)}
.modal-info h3{font-size:23px;margin:6px 0 8px}
.modal-price{font-size:17px;font-weight:700;margin:4px 0 12px}
.modal-desc{font-size:14.5px;color:var(--c-muted);margin-bottom:18px}
.spec-title{font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--c-muted);margin-bottom:8px}
.spec-table{width:100%;border-collapse:collapse;margin-bottom:20px}
.spec-table th,.spec-table td{text-align:left;padding:11px 12px;font-size:14px;border-bottom:1px solid var(--c-line);vertical-align:top}
.spec-table th{width:42%;color:var(--c-muted);font-weight:600;background:var(--c-surface-2)}
.spec-table td{font-weight:600}
.spec-empty{color:var(--c-muted);font-weight:500 !important}

/* ===== Feishu form embed ===== */
.feishu-form{width:100%;min-height:780px;border:0;border-radius:var(--radius);background:var(--c-surface);
  box-shadow:var(--shadow);display:block}

@media (max-width:720px){
  .modal-grid{grid-template-columns:1fr}
  .modal-panel{max-height:92vh}
}