/* ============================================================
   Kopi Rimba — earthy print-catalogue styling
   ============================================================ */

:root {
  --paper: #f4ede0;
  --paper-alt: #ece1cd;
  --ink: #2b2117;
  --ink-soft: #5c503f;
  --ink-faint: #8a7b64;
  --rust: #b04f2c;
  --rust-dark: #8f3f22;
  --gold: #9c7b2e;
  --olive: #5f6438;
  --line: #d9cab0;
  --line-dark: #c3b294;
  --white: #fffdf8;

  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "URW Palladio L", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --max: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--ink);
  font-weight: 400;
  margin: 0;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--rust-dark); }
a:hover { color: var(--rust); }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

.section {
  padding: 96px 0;
  border-bottom: 1px solid var(--line);
}

.section:nth-of-type(even) {
  background: var(--paper-alt);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 20px;
}

.section-num {
  font-family: var(--serif);
  font-size: 15px;
  color: var(--rust);
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--rust);
  padding-bottom: 2px;
}

.section-head h2 {
  font-size: clamp(28px, 3.5vw, 38px);
}

.section-intro {
  max-width: 640px;
  color: var(--ink-soft);
  font-size: 17px;
  margin-bottom: 48px;
}

.kicker {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12.5px;
  color: var(--rust-dark);
  font-weight: 600;
  margin: 0 0 20px;
}

.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  padding: 13px 26px;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
  background: var(--rust);
  color: var(--white);
  border-color: var(--rust);
}
.btn-primary:hover {
  background: var(--rust-dark);
  border-color: var(--rust-dark);
  color: var(--white);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-dark);
}
.btn-ghost:hover {
  border-color: var(--ink);
  color: var(--ink);
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 237, 224, 0.94);
  backdrop-filter: saturate(140%) blur(4px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 21px;
}
.logo-mark { color: var(--rust); flex-shrink: 0; }

.site-nav {
  display: flex;
  gap: 32px;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14.5px;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
}
.site-nav a:hover { color: var(--rust-dark); }

.nav-num {
  font-family: var(--serif);
  font-size: 12px;
  color: var(--ink-faint);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line-dark);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 13.5px;
  padding: 8px 16px;
  border-radius: 2px;
  cursor: pointer;
}

/* ---------- hero ---------- */

.hero {
  padding: 120px 0 100px;
  background:
    radial-gradient(ellipse at 15% -10%, rgba(176, 79, 44, 0.10), transparent 55%),
    radial-gradient(ellipse at 100% 10%, rgba(95, 100, 56, 0.10), transparent 50%),
    var(--paper);
  border-bottom: 1px solid var(--line);
}

.hero-inner { max-width: 760px; }

.hero h1 {
  font-size: clamp(36px, 5.6vw, 58px);
  line-height: 1.12;
  margin-bottom: 22px;
}

.hero-sub {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 560px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- story ---------- */

.story-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 64px;
  align-items: start;
}

.story-text p { font-size: 16.5px; color: var(--ink-soft); }
.story-text p + p { margin-top: 1.2em; }

.pull-quote {
  margin: 0;
  padding: 28px 0 0 28px;
  border-left: 2px solid var(--rust);
}

.pull-quote p {
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
  color: var(--ink);
  line-height: 1.5;
}

.pull-quote cite {
  display: block;
  margin-top: 14px;
  font-style: normal;
  font-size: 13.5px;
  color: var(--ink-faint);
  letter-spacing: 0.02em;
}

/* ---------- origins ---------- */

.origin-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.origin-card {
  background: var(--white);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.origin-index {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--rust);
  letter-spacing: 0.1em;
}

.origin-body h3 {
  font-size: 24px;
  margin-bottom: 14px;
}

.origin-region {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink-faint);
  font-weight: 400;
}

.origin-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 20px;
  margin: 0 0 16px;
}

.origin-meta div { display: flex; flex-direction: column; gap: 2px; }

.origin-meta dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}

.origin-meta dd {
  margin: 0;
  font-size: 14.5px;
  color: var(--ink-soft);
}

.tasting-notes {
  font-family: var(--serif);
  font-style: italic;
  font-size: 17px;
  color: var(--ink);
  margin: 0;
}

.origin-price {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed var(--line-dark);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.origin-price span {
  font-family: var(--serif);
  font-size: 22px;
  color: var(--rust-dark);
}

.origin-price small {
  color: var(--ink-faint);
  font-size: 13px;
}

/* ---------- wholesale steps ---------- */

.steps {
  list-style: none;
  margin: 0 0 64px;
  padding: 0;
  border-top: 1px solid var(--line-dark);
}

.steps li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line-dark);
}

.step-num {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--rust);
}

.steps h3 {
  font-size: 18px;
  margin-bottom: 6px;
}

.steps p {
  color: var(--ink-soft);
  font-size: 15px;
  max-width: 620px;
}

/* ---------- calculator + faq ---------- */

.wholesale-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 56px;
  align-items: start;
}

.calculator, .faq {
  background: var(--white);
  border: 1px solid var(--line-dark);
  padding: 32px;
}

.calculator h3, .faq h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.calc-note {
  color: var(--ink-faint);
  font-size: 13.5px;
  margin-bottom: 22px;
}

.calc-table {
  display: flex;
  flex-direction: column;
  margin-bottom: 22px;
}

.calc-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.1fr;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 14.5px;
}

.calc-row-head {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-faint);
  border-bottom: 1px solid var(--line-dark);
}

.calc-name { font-family: var(--serif); font-size: 16px; }
.calc-unit { color: var(--ink-soft); }

.calc-qty {
  width: 100%;
  font-family: var(--sans);
  font-size: 14.5px;
  padding: 7px 8px;
  border: 1px solid var(--line-dark);
  border-radius: 2px;
  background: var(--paper);
  color: var(--ink);
}

.calc-subtotal { color: var(--ink); font-weight: 600; }

.calc-row-total {
  border-bottom: none;
  border-top: 2px solid var(--ink);
  margin-top: 4px;
  padding-top: 14px;
  font-family: var(--serif);
  font-size: 18px;
  color: var(--rust-dark);
}

#calcSend { width: 100%; text-align: center; }

.calc-hint {
  margin-top: 12px;
  font-size: 13px;
  color: var(--olive);
  min-height: 18px;
}

/* accordion */

.accordion-item {
  border-bottom: 1px solid var(--line);
}
.accordion-item:first-child { border-top: 1px solid var(--line-dark); }

.accordion-item h4 { margin: 0; }

.accordion-trigger {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 16px 0;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.accordion-icon {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--rust);
  flex-shrink: 0;
  transition: transform 0.15s ease;
}

.accordion-trigger[aria-expanded="true"] .accordion-icon {
  transform: rotate(45deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.22s ease;
}

.accordion-panel p {
  padding: 0 0 18px;
  color: var(--ink-soft);
  font-size: 14.5px;
  max-width: 480px;
}

/* ---------- contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
}

.contact-details h3, .contact-form h3 {
  font-size: 20px;
  margin-bottom: 20px;
}

address {
  font-style: normal;
  color: var(--ink-soft);
  margin-bottom: 28px;
  line-height: 1.7;
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 0;
}

.contact-list div {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.contact-list dt {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin-bottom: 4px;
}

.contact-list dd {
  margin: 0;
  font-size: 15px;
}

.contact-list a { text-decoration: none; }
.contact-list a:hover { text-decoration: underline; }

.contact-form {
  background: var(--white);
  border: 1px solid var(--line-dark);
  padding: 32px;
}

.form-row {
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-row label {
  font-size: 13px;
  color: var(--ink-soft);
  font-weight: 600;
}

.form-row input,
.form-row select,
.form-row textarea {
  font-family: var(--sans);
  font-size: 15px;
  padding: 10px 12px;
  border: 1px solid var(--line-dark);
  border-radius: 2px;
  background: var(--paper);
  color: var(--ink);
  resize: vertical;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: 2px solid var(--rust);
  outline-offset: 1px;
}

.form-hint {
  margin-top: 14px;
  font-size: 12.5px;
  color: var(--ink-faint);
}

/* ---------- footer ---------- */

.site-footer {
  padding: 40px 0;
  background: var(--ink);
  color: var(--paper-alt);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13.5px;
}

.footer-inner p { margin: 0; opacity: 0.8; }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .story-grid,
  .wholesale-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .origin-list { grid-template-columns: 1fr; }
  .pull-quote { padding-top: 0; }
}

@media (max-width: 700px) {
  .section { padding: 64px 0; }
  .hero { padding: 88px 0 64px; }
  .header-inner { padding: 16px 20px; }
  .wrap { padding: 0 20px; }

  .nav-toggle { display: inline-block; }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    padding: 8px 20px 16px;
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 10px 0; border-bottom: 1px solid var(--line); }
  .site-nav a:last-child { border-bottom: none; }

  .steps li { grid-template-columns: 40px 1fr; }
  .calc-row { grid-template-columns: 1fr 1fr; row-gap: 6px; }
  .calc-row-head span:nth-child(3),
  .calc-row-head span:nth-child(4) { display: none; }
  .calc-unit { grid-column: 1 / 2; }
  .calc-qty { grid-column: 2 / 3; }
  .calc-subtotal { grid-column: 1 / 3; text-align: right; }
  .calc-row-total { grid-template-columns: 1fr 1fr; }
  #calcTotalKg { grid-column: 1/2; }
  #calcTotal { grid-column: 2/3; text-align: right; }
}