/* ==========================================================================
   SURIMA — Surabaya Riichi Mahjong Community
   Shared design system, extracted from the existing brand decks/guidebook.
   ========================================================================== */

:root {
  --green-900: #173f30;
  --green-800: #214f3c;
  --green-700: #30634d;
  --green-600: #245642;
  --red-700: #a43b32;
  --red-600: #b64035;
  --gold-500: #d3a23b;
  --cream: #f7f3eb;
  --card: #fffdf8;
  --ink: #1e2a24;
  --ink-soft: #55645c;
  --line: #b9c8bf;

  --font: "Segoe UI", Arial, "Helvetica Neue", sans-serif;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 10px 30px rgba(23, 63, 48, 0.08);
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3, h4 {
  margin: 0 0 12px;
  line-height: 1.15;
  color: var(--green-800);
}

h1 { font-size: clamp(1.9rem, 1.4rem + 2vw, 3rem); }
h2 { font-size: clamp(1.4rem, 1.2rem + 1vw, 2rem); }
h3 { font-size: 1.15rem; color: var(--green-600); }

p { margin: 0 0 14px; color: var(--ink); }
p.lead { font-size: 1.1rem; color: var(--ink-soft); max-width: 640px; }

section { padding: 64px 0; }
section.tight { padding: 40px 0; }

/* ---------------------------------- Nav ---------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 235, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  max-width: var(--container);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--green-800);
  font-weight: 800;
  letter-spacing: 0.3px;
}

.brand img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.brand span {
  font-size: 1.05rem;
}

.brand small {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: var(--ink-soft);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--ink);
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: var(--green-700);
  color: white;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: var(--radius-sm);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  background: var(--green-800);
  position: relative;
}

.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }

@media (max-width: 760px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--cream);
    border-bottom: 1px solid var(--line);
    padding: 8px 20px 16px;
    gap: 2px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 10px 12px; }
}

/* --------------------------------- Buttons -------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--red-600);
  color: white;
}
.btn-primary:hover { background: var(--red-700); }

.btn-outline {
  background: transparent;
  border-color: var(--green-700);
  color: var(--green-700);
}
.btn-outline:hover { background: var(--green-700); color: white; }

.btn-ghost {
  background: var(--card);
  border-color: var(--line);
  color: var(--ink-soft);
  cursor: default;
}

.btn[disabled],
.btn-ghost {
  opacity: 0.85;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* ---------------------------------- Tags ---------------------------------- */

.tag {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--green-700);
  color: white;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tag.red { background: var(--red-600); }
.tag.gold { background: var(--gold-500); color: #2a2410; }
.tag.outline { background: transparent; border: 1px solid var(--line); color: var(--ink-soft); }

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.chip {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--card);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--green-700);
}

/* ---------------------------------- Cards ---------------------------------- */

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.card h3 { margin-top: 0; }

.card.accent-top { border-top: 4px solid var(--green-700); }
.card.accent-top.red { border-top-color: var(--red-600); }
.card.accent-top.gold { border-top-color: var(--gold-500); }

/* -------------------------------- Callouts --------------------------------- */

.callout {
  padding: 16px 20px;
  border-left: 5px solid var(--red-600);
  background: #f3e5df;
  border-radius: var(--radius-sm);
  margin: 20px 0;
}

.callout.green { border-color: var(--green-700); background: #e5eee8; }
.callout.gold { border-color: var(--gold-500); background: #fbf3d9; }
.callout p:last-child { margin-bottom: 0; }
.callout strong { color: var(--green-800); }

/* ---------------------------------- Grids ---------------------------------- */

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

@media (max-width: 860px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------------------------------- Hero ---------------------------------- */

.hero {
  padding: 56px 0 64px;
  background:
    radial-gradient(circle at 88% -10%, rgba(48, 99, 77, 0.10), transparent 55%),
    var(--cream);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero-logo {
  justify-self: end;
  width: 220px;
}

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; text-align: left; }
  .hero-logo { justify-self: start; width: 150px; }
}

.page-hero {
  padding: 48px 0;
  background: var(--green-800);
  color: white;
  border-bottom: 4px solid var(--gold-500);
}

.page-hero h1, .page-hero p { color: white; }
.page-hero .eyebrow { color: #cfe3d7; }

.eyebrow {
  display: block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--red-600);
  margin-bottom: 10px;
}

/* --------------------------------- Sections -------------------------------- */

.section-cream { background: var(--cream); }
.section-tinted { background: #eef3ef; }
.section-dark {
  background: var(--green-900);
  color: white;
}
.section-dark h2, .section-dark h3 { color: white; }
.section-dark p { color: #d9e6df; }

.section-head {
  max-width: 680px;
  margin: 0 auto 36px;
  text-align: center;
}

.section-head.left {
  margin: 0 0 30px;
  text-align: left;
}

/* --------------------------------- Tables ---------------------------------- */

table.info-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
}

.info-table th, .info-table td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--line);
  font-size: 0.93rem;
}

.info-table th {
  width: 40%;
  color: var(--green-700);
  font-weight: 700;
}

/* --------------------------------- Tiles ----------------------------------- */

.tile-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0;
}

.tile-row img {
  width: 52px;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 3px 8px rgba(0,0,0,0.15);
}

.riichi-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  width: 70px;
  gap: 10px;
}

.riichi-tile .tile-sideways {
  transform: rotate(90deg);
  margin: 9px 0;
}

.tenbou-stick {
  position: relative;
  width: 62px;
  height: 10px;
  background: #f8f4e8;
  border-radius: 5px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.18);
}

.tenbou-stick::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 10px;
  transform: translateX(-50%);
  background: var(--red-600);
}

/* --------------------------------- Gallery ---------------------------------- */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-grid figure {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
}

.gallery-grid img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  object-position: top;
}

.gallery-grid figcaption {
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

@media (max-width: 860px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

/* ------------------------------- Contact chips ------------------------------ */

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.contact-card {
  text-align: center;
  padding: 26px 18px;
  text-decoration: none;
  display: block;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

a.contact-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(23, 63, 48, 0.14);
}

.contact-card.soon {
  cursor: default;
  opacity: 0.75;
}

.contact-card .icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: var(--green-700);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.contact-card.soon .icon { background: var(--line); color: var(--ink-soft); }
.contact-card .status { display: block; margin-top: 6px; font-size: 0.78rem; color: var(--ink-soft); }

@media (max-width: 760px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* --------------------------------- Footer ---------------------------------- */

.site-footer {
  background: var(--green-900);
  color: #d9e6df;
  padding: 44px 0 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 28px;
}

.footer-grid h4 {
  color: white;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 12px;
}

.footer-grid a {
  display: block;
  color: #cfe3d7;
  text-decoration: none;
  font-size: 0.92rem;
  margin-bottom: 8px;
}

.footer-grid a:hover { color: white; }

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.footer-brand img { width: 40px; height: 40px; }
.footer-brand strong { color: white; font-size: 1.05rem; }

.footer-note {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 18px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.82rem;
  color: #a9bfb2;
}

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------------------------------- Misc ---------------------------------- */

.stripe {
  display: grid;
  grid-template-columns: 2fr 1fr 2fr;
  gap: 4px;
  margin: 24px 0;
}
.stripe i { display: block; height: 5px; border-radius: 2px; }
.stripe i:nth-child(1) { background: var(--green-700); }
.stripe i:nth-child(2) { background: var(--gold-500); }
.stripe i:nth-child(3) { background: var(--red-600); }

.center { text-align: center; }

.cta-banner {
  background: var(--green-700);
  color: white;
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.cta-banner h2, .cta-banner p { color: white; margin: 0; }
.cta-banner p { color: #dcece2; margin-top: 4px; }