:root {
  --cream:      #FDFBF7;
  --paper:      #F4F1EA;
  --linen:      #EDE8DE;
  --white:      #FFFFFF;
  --ink:        #2A1B0F;
  --ink-soft:   #3A3530;
  --charcoal:   #2D2A26;
  --stone:      #6B6560;
  --mist:       #A09A93;
  --gold:       #D4A574;
  --gold-dim:   rgba(212,165,116,0.22);
  --gold-faint: rgba(212,165,116,0.06);
  --rule:       rgba(0,0,0,0.06);
  --rule-dark:  rgba(255,255,255,0.06);
  --ease:       cubic-bezier(0.22, 0.61, 0.36, 1);
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--ink-soft); background: var(--cream);
  line-height: 1.8; -webkit-font-smoothing: antialiased; font-weight: 400;
  font-size: 15px; letter-spacing: 0.01em;
}
.serif { font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 60px; }
.container-narrow { max-width: 860px; }

/* ═══ NAV ═══ */
nav {
  position: sticky; top: 0; z-index: 100; padding: 18px 0;
  background: rgba(249,246,240,0.94); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--rule);
}
nav .container { display:flex; align-items:center; justify-content:space-between; }
.nav-right { display:flex; align-items:center; gap:28px; }
nav .logo { line-height: 1; }
.nav-links { display:flex; gap: 32px; align-items:center; }
.nav-links a {
  text-decoration:none; color: var(--mist); font-size:11px; font-weight:500;
  letter-spacing:1.8px; text-transform:uppercase; transition:color 0.3s; position: relative;
}
.nav-links a::after {
  content:''; position:absolute; bottom:-4px; left:0; width:0; height:1px;
  background:var(--gold); transition:width 0.3s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a:hover::after { width:100%; }
.nav-links a.active::after { width:100%; }
.cart-icon { position:relative; cursor:pointer; display:flex; align-items:center; color:var(--ink); transition:color 0.2s; padding:4px; }
.cart-icon:hover { color:var(--gold); }
.cart-icon svg { width:20px; height:20px; }
.cart-badge { position:absolute; top:-2px; right:-8px; min-width:18px; height:18px; border-radius:9px; background:var(--gold); color:#fff; font-size:10px; font-weight:500; display:flex; align-items:center; justify-content:center; padding:0 5px; }

/* ═══ ABOUT HERO ═══ */
.about-hero {
  text-align: center; padding: 100px 0 80px;
  background: linear-gradient(180deg, var(--cream) 0%, var(--paper) 100%);
  border-bottom: 1px solid var(--rule);
}
.about-hero .tag-line {
  font-size:10px; letter-spacing:2.5px; text-transform:uppercase;
  color:var(--gold); margin-bottom:16px;
}
.about-hero h1 {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:clamp(42px,6vw,72px);
  font-weight:500; color:var(--ink); line-height:1.15; margin-bottom:16px;
}
.about-hero p {
  max-width:600px; margin:0 auto; font-size:16px; color:var(--stone);
}

/* ═══ ANCHOR NAV (IN-PAGE) ═══ */
.anchor-nav {
  position: sticky; top: 74px; z-index: 50;
  background: rgba(244,241,234,0.95); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule); padding: 14px 0;
}
.anchor-nav .container { display:flex; justify-content:center; gap:36px; flex-wrap:wrap; }
.anchor-nav a {
  font-size:11px; font-weight:500; letter-spacing:1.5px; text-transform:uppercase;
  color:var(--stone); text-decoration:none; transition:color 0.3s; position:relative;
}
.anchor-nav a:hover, .anchor-nav a.active { color:var(--ink); }
.anchor-nav a::after {
  content:''; position:absolute; bottom:-4px; left:0; width:0; height:1px;
  background:var(--gold); transition:width 0.3s var(--ease);
}
.anchor-nav a:hover::after { width:100%; }

/* ═══ SECTION ═══ */
.about-section {
  padding: 90px 0;
  border-bottom: 1px solid var(--rule);
}
.about-section:nth-child(even) { background: var(--paper); }
.about-section:nth-child(odd) { background: var(--cream); }
.section-label {
  font-size:10px; letter-spacing:2.5px; text-transform:uppercase;
  color:var(--gold); margin-bottom:12px;
}
.section-title {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:clamp(32px,4.5vw,54px);
  font-weight:500; color:var(--ink); line-height:1.2; margin-bottom:12px;
}
.section-subtitle {
  font-size:14px; color:var(--mist); margin-bottom:40px; font-style:italic;
}
.section-body {
  max-width:800px;
}
.section-body p {
  font-size:15px; color:var(--stone); line-height:1.9; margin-bottom:20px;
}
.section-body p.lead {
  font-size:18px; color:var(--ink-soft); font-weight:300;
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; line-height:1.6;
}
.blockquote {
  border-left: 2px solid var(--gold); padding: 12px 0 12px 28px;
  margin: 32px 0;
}
.blockquote p {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:20px;
  color:var(--ink-soft); font-style:italic; line-height:1.5; margin-bottom:6px;
}
.blockquote footer {
  font-size:12px; color:var(--mist); letter-spacing:1px; text-transform:uppercase;
  font-family:'Inter',sans-serif; font-style:normal;
}

/* ═══ GRID LAYOUT ═══ */
.two-col {
  display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center;
}
.two-col .text-col h3 {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:28px; font-weight:500;
  color:var(--ink); margin-bottom:16px;
}
.two-col .text-col p { font-size:14px; color:var(--stone); line-height:1.9; margin-bottom:12px; }
.img-placeholder {
  width:100%; aspect-ratio:4/3; background:var(--linen);
  display:flex; align-items:center; justify-content:center;
  border-radius: 2px; border: 1px solid var(--rule);
  color:var(--mist); font-size:13px; letter-spacing:1px;
}

/* ═══ KILNS GRID ═══ */
.kilns-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px;
  margin-top:24px;
}
.kiln-card {
  background:var(--white); border:1px solid var(--rule); border-radius:2px;
  padding:32px 24px; text-align:center; transition:box-shadow 0.3s;
}
.kiln-card:hover { box-shadow:0 8px 24px rgba(0,0,0,0.06); }
.kiln-card .kiln-name {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:20px; font-weight:500;
  color:var(--ink); margin-bottom:8px;
}
.kiln-card .kiln-location {
  font-size:11px; color:var(--gold); letter-spacing:1.5px; text-transform:uppercase; margin-bottom:12px;
}
.kiln-card .kiln-desc {
  font-size:13px; color:var(--stone); line-height:1.7;
}

/* ═══ PROCESS STEPS ═══ */
.process-steps {
  display:grid; grid-template-columns:repeat(3,1fr); gap:32px; margin-top:32px;
}
.process-step {
  text-align:center; padding:32px 20px;
  background:var(--white); border:1px solid var(--rule); border-radius:2px;
}
.process-step .step-num {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:48px; font-weight:300;
  color:var(--gold); line-height:1; margin-bottom:12px;
}
.process-step h4 {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:20px; font-weight:500;
  color:var(--ink); margin-bottom:10px;
}
.process-step p { font-size:13px; color:var(--stone); line-height:1.7; }

/* ═══ MASTERS ═══ */
.masters-grid {
  display:grid; grid-template-columns:repeat(3,1fr); gap:32px; margin-top:32px;
}
.master-card {
  background:var(--white); border:1px solid var(--rule); border-radius:2px;
  overflow:hidden;
}
.master-card .master-img {
  width:100%; aspect-ratio:3/4; background:var(--linen);
  display:flex; align-items:center; justify-content:center;
  color:var(--mist); font-size:12px;
}
.master-card .master-info { padding:24px; }
.master-card h4 {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:20px; font-weight:500;
  color:var(--ink); margin-bottom:4px;
}
.master-card .master-kiln {
  font-size:11px; color:var(--gold); letter-spacing:1.5px; text-transform:uppercase; margin-bottom:10px;
}
.master-card p { font-size:13px; color:var(--stone); line-height:1.7; }

/* ═══ FOOTER ═══ */
footer {
  background:var(--ink); color:var(--cream); padding:64px 0 0;
  border-top:1px solid var(--rule-dark);
}
footer .container { max-width:1200px; }
.footer-grid {
  display:grid; grid-template-columns:1.5fr 1fr 1fr 1fr; gap:48px;
  padding-bottom:48px; border-bottom:1px solid var(--rule-dark);
}
footer .logo {
  font-family:'Inter','Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif; font-size:20px; font-weight:600;
  letter-spacing:1.5px; color:var(--cream); margin-bottom:16px;
}
footer .logo em { font-style:italic; font-weight:400; color:var(--gold); }
footer .footer-brand p { color:rgba(249,246,240,0.55); font-size:13px; margin-bottom:0; }
footer h4 {
  color:var(--cream); font-size:13px; font-weight:600; letter-spacing:1.5px;
  text-transform:uppercase; margin-bottom:16px; font-family:'Inter',sans-serif;
}
footer .footer-col a {
  display:block; color:rgba(249,246,240,0.5); font-size:13px;
  margin-bottom:8px; transition:color 0.25s;
}
footer .footer-col a:hover { color:var(--gold); }
.footer-bottom {
  display:flex; align-items:center; justify-content:space-between;
  padding:24px 0; flex-wrap:wrap; gap:16px;
}
.footer-bottom span { color:rgba(249,246,240,0.35); font-size:12px; }
.footer-social { display:flex; gap:24px; }
.footer-social a { color:rgba(249,246,240,0.45); font-size:12px; transition:color 0.25s; }
.footer-social a:hover { color:var(--gold); }

/* ═══ RESPONSIVE ═══ */
@media(max-width:1024px) {
  .two-col { grid-template-columns:1fr; gap:32px; }
  .kilns-grid { grid-template-columns:repeat(2,1fr); }
  .process-steps { grid-template-columns:repeat(2,1fr); }
  .masters-grid { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; gap:32px; }
  .anchor-nav .container { gap:20px; }
}
@media(max-width:768px) {
  .container { padding:0 24px; }
  .nav-links { display:none; }
  .nav-links.open { display:flex; flex-direction:column; gap:16px; position:absolute; top:100%; left:0; right:0; background:rgba(249,246,240,0.98); backdrop-filter:blur(12px); padding:20px 24px; border-bottom:1px solid var(--rule); z-index:1000; }
  .hamburger { display:flex!important; flex-direction:column; justify-content:center; gap:5px; width:36px; height:36px; background:none; border:none; cursor:pointer; padding:6px; }
  .hamburger span { display:block; width:100%; height:2px; background:var(--ink); transition:all 0.3s var(--ease); }
  .hamburger.open span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity:0; }
  .hamburger.open span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }
  .about-hero { padding:60px 0 50px; }
  .about-section { padding:60px 0; }
  .kilns-grid { grid-template-columns:1fr; }
  .process-steps { grid-template-columns:1fr; }
  .masters-grid { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; }
  .footer-bottom { flex-direction:column; text-align:center; }
  .anchor-nav .container { gap:12px; }
  .anchor-nav a { font-size:10px; letter-spacing:1px; }
}