/* ===========================================
   Modern Thai Blessing — Pink + Gold + White
   หว่านการบุญ : Whan The Event
   =========================================== */

:root {
  --pink-50:  #fff5f8;
  --pink-100: #ffe4ec;
  --pink-200: #fbc8d8;
  --pink-300: #f4a3bd;
  --pink-400: #e87a9d;
  --pink-500: #d65a82;
  --pink-600: #b8456a;
  --gold-100: #fdf6e3;
  --gold-300: #e9d28a;
  --gold-500: #c9a14b;
  --gold-600: #b08838;
  --gold-700: #8e6d28;
  --ivory:    #fffdf8;
  --cream:    #fcf6ec;
  --ink-900:  #2a1a23;
  --ink-700:  #4a2f3d;
  --ink-500:  #6f5160;
  --ink-300:  #a08c97;
  --shadow-soft: 0 8px 24px rgba(214, 90, 130, 0.08);
  --shadow-med:  0 12px 36px rgba(214, 90, 130, 0.14);
  --shadow-gold: 0 6px 22px rgba(201, 161, 75, 0.22);
  --radius-sm: 12px;
  --radius:    18px;
  --radius-lg: 28px;
  --font-thai: "Sarabun", "Prompt", "Noto Sans Thai", system-ui, -apple-system, sans-serif;
  --font-display: "Prompt", "Sarabun", "Noto Sans Thai", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-thai);
  color: var(--ink-900);
  background:
    radial-gradient(at top right, rgba(255, 228, 236, 0.6), transparent 50%),
    radial-gradient(at bottom left, rgba(253, 246, 227, 0.55), transparent 55%),
    linear-gradient(180deg, var(--ivory) 0%, #fffafd 100%);
  background-attachment: fixed;
  line-height: 1.75;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--pink-600); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold-600); }

/* ========== Header / Nav ========== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 253, 248, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--pink-100);
  box-shadow: 0 2px 12px rgba(214, 90, 130, 0.05);
}
.nav {
  max-width: 1180px; margin: 0 auto;
  padding: 14px 22px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display);
  font-weight: 700; font-size: 18px;
  color: var(--ink-900);
}
.brand img { width: 48px; height: 48px; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { color: var(--pink-600); font-size: 17px; }
.brand-text small { color: var(--gold-600); font-size: 12px; font-weight: 500; letter-spacing: 0.5px; }

.nav-links { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.nav-links a {
  padding: 8px 14px; border-radius: 999px;
  font-size: 14px; color: var(--ink-700); font-weight: 500;
}
.nav-links a:hover { background: var(--pink-50); color: var(--pink-600); }
.nav-cta {
  background: linear-gradient(135deg, var(--pink-500), var(--pink-400));
  color: white !important;
  padding: 10px 18px !important;
  box-shadow: var(--shadow-soft);
  font-weight: 600 !important;
}
.nav-cta:hover { background: linear-gradient(135deg, var(--gold-500), var(--gold-600)); color: white !important; }

/* ========== Hero ========== */
.hero {
  padding: 70px 22px 50px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 200, 216, 0.4), transparent 45%),
    radial-gradient(circle at 85% 70%, rgba(233, 210, 138, 0.35), transparent 50%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 920px; margin: 0 auto; }
.hero .eyebrow {
  display: inline-block;
  padding: 6px 16px;
  background: linear-gradient(135deg, var(--gold-100), var(--pink-100));
  border: 1px solid var(--gold-300);
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  color: var(--gold-700); letter-spacing: 1px;
  margin-bottom: 20px;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 46px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink-900);
  margin-bottom: 18px;
}
.hero h1 .accent {
  background: linear-gradient(135deg, var(--pink-500), var(--gold-500));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p.lead {
  font-size: 18px; color: var(--ink-700); max-width: 720px; margin: 0 auto 28px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 999px;
  font-weight: 600; font-size: 15px;
  text-decoration: none;
  transition: transform .15s, box-shadow .2s;
  border: none; cursor: pointer;
  font-family: var(--font-thai);
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--pink-500), var(--pink-400));
  color: white;
  box-shadow: var(--shadow-soft);
}
.btn-primary:hover { color: white; box-shadow: var(--shadow-med); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold-500), var(--gold-600));
  color: white;
  box-shadow: var(--shadow-gold);
}
.btn-gold:hover { color: white; }
.btn-outline {
  background: white;
  color: var(--pink-600);
  border: 2px solid var(--pink-200);
}
.btn-outline:hover { border-color: var(--pink-400); }
.btn-line {
  background: #06c755; color: white;
}
.btn-line:hover { color: white; background: #05a847; }

/* ========== Sections ========== */
.section { padding: 64px 22px; }
.section-inner { max-width: 1180px; margin: 0 auto; }
.section-title {
  text-align: center; margin-bottom: 36px;
}
.section-title h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3.6vw, 34px);
  color: var(--ink-900); font-weight: 700;
  margin-bottom: 10px;
}
.section-title .underline {
  display: inline-block; width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--pink-400), var(--gold-500));
  border-radius: 3px; margin-bottom: 12px;
}
.section-title p { color: var(--ink-500); max-width: 640px; margin: 0 auto; }

/* ========== Article ========== */
.article-hero {
  padding: 50px 22px 30px;
  background: linear-gradient(135deg, var(--pink-50) 0%, var(--gold-100) 100%);
  border-bottom: 1px solid var(--pink-100);
}
.breadcrumb {
  max-width: 920px; margin: 0 auto 16px;
  font-size: 14px; color: var(--ink-500);
}
.breadcrumb a { color: var(--pink-600); }
.breadcrumb span { color: var(--gold-600); margin: 0 6px; }

.article-hero h1 {
  max-width: 920px; margin: 0 auto;
  font-family: var(--font-display);
  font-size: clamp(24px, 4vw, 36px);
  color: var(--ink-900);
  font-weight: 700;
  line-height: 1.3;
}
.article-meta {
  max-width: 920px; margin: 14px auto 0;
  display: flex; flex-wrap: wrap; gap: 14px;
  font-size: 14px; color: var(--ink-500);
}
.article-meta span { display: inline-flex; align-items: center; gap: 5px; }
.tag {
  background: white;
  border: 1px solid var(--pink-200);
  color: var(--pink-600);
  padding: 3px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 600;
}

.article {
  max-width: 920px; margin: 0 auto;
  padding: 40px 22px 60px;
}
.article h2 {
  font-family: var(--font-display);
  font-size: 24px; color: var(--ink-900); font-weight: 700;
  margin: 36px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--pink-400);
}
.article h3 {
  font-family: var(--font-display);
  font-size: 19px; color: var(--gold-700); font-weight: 600;
  margin: 24px 0 10px;
}
.article p { margin-bottom: 14px; color: var(--ink-700); }
.article ul, .article ol { margin: 0 0 16px 22px; }
.article li { margin-bottom: 7px; color: var(--ink-700); }
.article ul li::marker { color: var(--pink-500); }
.article ol li::marker { color: var(--gold-600); font-weight: 700; }
.article img.in-content {
  width: 100%; border-radius: var(--radius);
  margin: 22px 0;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--pink-100);
}
.figure { margin: 24px 0; }
.figure figcaption {
  text-align: center; font-size: 14px; color: var(--ink-500);
  margin-top: 8px; font-style: italic;
}

/* Highlight callout */
.callout {
  background: linear-gradient(135deg, var(--pink-50), var(--gold-100));
  border-left: 4px solid var(--gold-500);
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  margin: 22px 0;
  color: var(--ink-700);
}
.callout strong { color: var(--pink-600); }

/* ========== Price Calculator ========== */
.calculator {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-med);
  border: 1px solid var(--pink-100);
  margin: 40px 0;
}
.calculator h3 {
  font-family: var(--font-display);
  font-size: 22px; color: var(--pink-600); font-weight: 700;
  margin-bottom: 6px;
  border-left: none; padding-left: 0;
}
.calculator .sub {
  color: var(--ink-500); margin-bottom: 22px; font-size: 14px;
}
.calc-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
@media (max-width: 600px) { .calc-grid { grid-template-columns: 1fr; } }
.calc-field { display: flex; flex-direction: column; gap: 6px; }
.calc-field label {
  font-size: 14px; font-weight: 600; color: var(--ink-700);
}
.calc-field select, .calc-field input {
  padding: 12px 14px;
  border: 1.5px solid var(--pink-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-thai);
  font-size: 15px;
  background: var(--ivory);
  color: var(--ink-900);
  transition: border .2s;
}
.calc-field select:focus, .calc-field input:focus {
  outline: none; border-color: var(--pink-400);
  box-shadow: 0 0 0 3px rgba(244, 163, 189, 0.25);
}
.calc-result {
  margin-top: 24px;
  background: linear-gradient(135deg, var(--pink-50), var(--gold-100));
  border: 1px dashed var(--gold-500);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
}
.calc-result .total-label { font-size: 14px; color: var(--ink-500); margin-bottom: 6px; }
.calc-result .total {
  font-family: var(--font-display);
  font-size: 36px; font-weight: 700;
  background: linear-gradient(135deg, var(--pink-600), var(--gold-600));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.calc-result .breakdown {
  margin-top: 12px; font-size: 13px; color: var(--ink-500);
  text-align: left; display: inline-block;
}
.calc-result .breakdown div { margin: 3px 0; }
.calc-cta { margin-top: 16px; display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }

/* ========== FAQ ========== */
.faq { margin-top: 40px; }
.faq h2 { margin-bottom: 18px; }
.faq-item {
  background: white;
  border: 1px solid var(--pink-100);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow .2s;
}
.faq-item:hover { box-shadow: var(--shadow-soft); }
.faq-item summary {
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 600; color: var(--ink-900);
  list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  color: var(--pink-500); font-size: 22px; font-weight: 700;
  transition: transform .2s;
}
.faq-item[open] summary::after { content: "−"; }
.faq-item[open] summary { color: var(--pink-600); background: var(--pink-50); }
.faq-answer {
  padding: 0 22px 18px;
  color: var(--ink-700);
}

/* ========== CTA Block ========== */
.cta-block {
  margin: 40px 0;
  background: linear-gradient(135deg, var(--pink-500), var(--gold-500));
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  color: white;
  box-shadow: var(--shadow-med);
}
.cta-block h3 {
  font-family: var(--font-display);
  font-size: 24px; color: white; font-weight: 700; margin-bottom: 8px;
  border: none; padding: 0;
}
.cta-block p { color: rgba(255, 255, 255, 0.9); margin-bottom: 20px; }
.cta-block .btns { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.cta-block .btn-primary {
  background: white; color: var(--pink-600);
}
.cta-block .btn-line, .cta-block .btn-outline {
  background: rgba(255, 255, 255, 0.15);
  color: white; border: 2px solid white;
  backdrop-filter: blur(4px);
}
.cta-block .btn-line { background: #06c755; border-color: #06c755; }

/* ========== Internal Link Card ========== */
.internal-card {
  background: white;
  border: 2px solid var(--gold-300);
  border-radius: var(--radius);
  padding: 22px;
  margin: 30px 0;
  display: flex; gap: 18px; align-items: center;
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  transition: transform .15s, box-shadow .2s;
}
.internal-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-med); }
.internal-card .icon {
  font-size: 38px; width: 62px; height: 62px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--pink-100), var(--gold-100));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.internal-card .text strong { display: block; font-size: 17px; color: var(--pink-600); margin-bottom: 4px; }
.internal-card .text span { color: var(--ink-500); font-size: 14px; }
.internal-card .arrow { margin-left: auto; color: var(--gold-600); font-size: 24px; }

/* ========== Index Page ========== */
.toc-search {
  max-width: 620px; margin: 0 auto 36px;
  position: relative;
}
.toc-search input {
  width: 100%;
  padding: 16px 22px 16px 52px;
  border: 2px solid var(--pink-200);
  border-radius: 999px;
  font-size: 16px; font-family: var(--font-thai);
  background: white;
  box-shadow: var(--shadow-soft);
}
.toc-search input:focus {
  outline: none; border-color: var(--pink-400);
  box-shadow: 0 0 0 4px rgba(244, 163, 189, 0.2);
}
.toc-search::before {
  content: "🔍"; position: absolute; left: 22px; top: 50%;
  transform: translateY(-50%); font-size: 18px;
}

.cat-filter {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; margin-bottom: 34px;
}
.cat-btn {
  background: white;
  border: 1.5px solid var(--pink-200);
  color: var(--ink-700);
  padding: 8px 16px;
  border-radius: 999px;
  font-family: var(--font-thai); font-weight: 500;
  font-size: 14px; cursor: pointer;
  transition: all .2s;
}
.cat-btn:hover { border-color: var(--pink-400); }
.cat-btn.active {
  background: linear-gradient(135deg, var(--pink-500), var(--gold-500));
  color: white; border-color: transparent;
  box-shadow: var(--shadow-soft);
}

.cat-section { margin-bottom: 48px; }
.cat-header {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 2px dashed var(--gold-300);
}
.cat-header .cat-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--pink-100), var(--gold-100));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
}
.cat-header h3 {
  font-family: var(--font-display);
  font-size: 22px; color: var(--ink-900); font-weight: 700;
}
.cat-header .count {
  margin-left: auto;
  background: var(--pink-100); color: var(--pink-600);
  padding: 4px 12px; border-radius: 999px;
  font-size: 13px; font-weight: 600;
}

.topic-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.topic-link {
  background: white;
  border: 1px solid var(--pink-100);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
  color: var(--ink-700);
  font-size: 15px;
  transition: all .2s;
}
.topic-link:hover {
  border-color: var(--pink-300);
  background: var(--pink-50);
  color: var(--pink-600);
  transform: translateX(4px);
}
.topic-link .num {
  flex-shrink: 0;
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--pink-100), var(--gold-100));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700;
  color: var(--gold-700);
}
.topic-link:hover .num {
  background: linear-gradient(135deg, var(--pink-400), var(--gold-500));
  color: white;
}

/* feature cards on index */
.feature-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px; margin-top: 30px;
}
.feature-card {
  background: white;
  border: 1px solid var(--pink-100);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  transition: transform .2s, box-shadow .2s;
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-med); }
.feature-card .icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--pink-100), var(--gold-100));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin: 0 auto 14px;
}
.feature-card h4 {
  font-family: var(--font-display);
  font-size: 18px; color: var(--ink-900); margin-bottom: 8px;
}
.feature-card p { color: var(--ink-500); font-size: 14px; }

/* gallery */
.gallery-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 30px;
}
.gallery-strip img {
  width: 100%; aspect-ratio: 1; object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--pink-100);
  box-shadow: var(--shadow-soft);
  transition: transform .2s;
}
.gallery-strip img:hover { transform: scale(1.03); }

/* ========== Footer ========== */
.site-footer {
  margin-top: 60px;
  background: linear-gradient(180deg, var(--cream), var(--pink-50));
  border-top: 1px solid var(--pink-100);
  padding: 50px 22px 24px;
}
.footer-grid {
  max-width: 1180px; margin: 0 auto;
  display: grid; grid-template-columns: 1.5fr 1fr 1fr;
  gap: 32px;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-col h5 {
  font-family: var(--font-display);
  font-size: 16px; color: var(--pink-600); font-weight: 700;
  margin-bottom: 14px;
}
.footer-col p, .footer-col li {
  color: var(--ink-700); font-size: 14px; margin-bottom: 8px;
  list-style: none;
}
.footer-col a { color: var(--ink-700); }
.footer-col a:hover { color: var(--pink-600); }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.footer-brand img { width: 50px; height: 50px; }
.footer-brand strong { font-family: var(--font-display); font-size: 18px; color: var(--ink-900); }
.footer-bottom {
  max-width: 1180px; margin: 30px auto 0;
  padding-top: 18px;
  border-top: 1px solid var(--pink-200);
  text-align: center; color: var(--ink-500); font-size: 13px;
}

/* ========== Floating Buttons (mobile) ========== */
.float-buttons {
  position: fixed; bottom: 18px; right: 18px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 90;
}
.float-btn {
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: white;
  box-shadow: var(--shadow-med);
  text-decoration: none;
  transition: transform .15s;
}
.float-btn:hover { transform: scale(1.08); color: white; }
.float-phone { background: linear-gradient(135deg, var(--pink-500), var(--pink-400)); }
.float-line { background: #06c755; }

/* ========== Responsive ========== */
@media (max-width: 720px) {
  body { font-size: 16px; }
  .section { padding: 48px 18px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .calculator { padding: 22px; }
  .article { padding: 28px 18px 50px; }
  .article h2 { font-size: 20px; }
}

/* print */
@media print {
  .site-header, .site-footer, .float-buttons, .cta-block, .calculator { display: none; }
}