:root {
  --color-bg: #fff8f6;
  --color-bg-alt: #fff1ee;
  --color-dark: #241016;
  --color-dark-alt: #331821;
  --color-primary: #c9184a;
  --color-primary-dark: #a01238;
  --color-text: #2b1a1e;
  --color-text-muted: #6b5a5e;
  --color-text-light: #f6e9ec;
  --color-border: #f0d9db;
  --font-body: 'Noto Sans Thai', system-ui, sans-serif;
  --font-heading: 'Prompt', 'Noto Sans Thai', system-ui, sans-serif;
  --radius: 14px;
  --max-width: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--font-heading); line-height: 1.3; margin: 0 0 .6em; }
p { margin: 0 0 1em; }
a { color: var(--color-primary); }

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  border: none;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease;
  padding: 12px 26px;
  font-size: 1rem;
}
.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  box-shadow: 0 8px 20px rgba(201, 24, 74, .3);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 24px rgba(201, 24, 74, .38); }
.btn--primary:disabled {
  opacity: .55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn--lg { padding: 16px 36px; font-size: 1.15rem; }
.btn--sm { padding: 8px 18px; font-size: .9rem; }

.badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.badge--18 {
  background: var(--color-dark);
  color: #fff;
}

/* ---------- Age Gate ---------- */
.age-gate {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(20, 8, 12, .96);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.age-gate[hidden] { display: none; }
.age-gate__box {
  max-width: 420px;
  text-align: center;
  color: var(--color-text-light);
}
.age-gate__icon { width: 72px; margin: 0 auto 18px; }
.age-gate__box h2 { color: #fff; }
.age-gate__box p { color: #d9c3c8; }
.age-gate__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}
.age-gate__actions .btn--ghost { color: #d9c3c8; border-color: rgba(255,255,255,.25); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 248, 246, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
}
.brand {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  color: var(--color-dark);
  text-decoration: none;
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
.site-nav a:not(.btn) {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}
.site-nav a:not(.btn):hover { color: var(--color-primary); }

/* ---------- Hero ---------- */
.hero { padding: 64px 0; overflow: hidden; }
.hero__inner {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}
.hero h1 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
.hero__lead { color: var(--color-text-muted); font-size: 1.05rem; }
.hero__media img {
  border-radius: var(--radius);
  box-shadow: 0 24px 48px rgba(43, 26, 30, .18);
  transform: rotate(2deg);
}

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section--alt { background: var(--color-bg-alt); }
.section--dark { background: var(--color-dark); color: var(--color-text-light); }
.section--dark p { color: #dcc7cc; }
.section__title {
  text-align: center;
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
  margin-bottom: 40px;
}
.section__title--light { color: #fff; }

.agitation { max-width: 760px; text-align: center; margin: 0 auto; }
.agitation__img { border-radius: var(--radius); margin: 0 auto 28px; max-width: 480px; }
.agitation h2 { font-size: clamp(1.3rem, 2.6vw, 1.7rem); }

/* ---------- Card grid ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px;
}
.card h3 { color: var(--color-primary); font-size: 1.1rem; }
.card p { color: var(--color-text-muted); margin: 0; }

.section__hint {
  text-align: center;
  color: var(--color-text-muted);
  font-size: .92rem;
  margin-top: -24px;
  margin-bottom: 32px;
}

/* ---------- Sample slider ---------- */
.sample-slider {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 460px;
  margin: 0 auto;
}
.sample-slider__track {
  position: relative;
  flex: 1;
  min-height: 480px;
}
.sample-slide {
  display: none;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 26px;
}
.sample-slide.is-active { display: block; animation: fade .35s ease; }
.sample-slide h3 { color: var(--color-primary); font-size: 1.1rem; }
.sample-slide p { color: var(--color-text-muted); margin: 0; }

.sample-slider__arrow {
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--color-border);
  background: #fff;
  color: var(--color-primary);
  font-size: 1.1rem;
  cursor: pointer;
  transition: background .15s ease, transform .15s ease;
}
.sample-slider__arrow:hover { background: var(--color-bg-alt); transform: scale(1.06); }

.sample-slider__dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
}
.sample-slider__dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: var(--color-border);
  cursor: pointer;
  padding: 0;
}
.sample-slider__dots button.is-active { background: var(--color-primary); }

@media (max-width: 560px) {
  .sample-slider { gap: 8px; }
  .sample-slider__arrow { width: 36px; height: 36px; font-size: .95rem; }
  .sample-slider__track { min-height: 520px; }
}

.card__thumb-btn {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  cursor: zoom-in;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 16px;
  position: relative;
}
.card__thumb {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  transition: transform .25s ease;
}
.card__thumb-btn:hover .card__thumb { transform: scale(1.04); }
.card__thumb-btn::after {
  content: "🔍 ดูขนาดเต็ม";
  position: absolute;
  inset: auto 0 0 0;
  padding: 8px;
  font-size: .8rem;
  color: #fff;
  background: linear-gradient(to top, rgba(36,16,22,.75), transparent);
  opacity: 0;
  transition: opacity .2s ease;
}
.card__thumb-btn:hover::after,
.card__thumb-btn:focus-visible::after { opacity: 1; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 998;
  background: rgba(20, 8, 12, .92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.lightbox[hidden] { display: none; }
.lightbox__img {
  max-width: min(600px, 100%);
  max-height: 90vh;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
}

/* ---------- Quote slider ---------- */
.quote-slider { max-width: 760px; margin: 0 auto; }
.quote-slider__track {
  position: relative;
  min-height: 220px;
}
.quote-slide {
  display: none;
  margin: 0;
  padding: 0 12px;
  text-align: center;
}
.quote-slide.is-active { display: block; animation: fade .4s ease; }
.quote-slide p {
  font-size: 1.15rem;
  color: #fff;
  font-style: italic;
}
.quote-slide cite {
  display: block;
  margin-top: 16px;
  font-style: normal;
  color: var(--color-primary);
  font-weight: 600;
}
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.quote-slider__dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}
.quote-slider__dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: #5c3d45;
  cursor: pointer;
  padding: 0;
}
.quote-slider__dots button.is-active { background: var(--color-primary); }

/* ---------- Reviews ---------- */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.review-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
  text-align: center;
}
.review-card__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 14px;
}
.review-card__stars { color: #f5a623; letter-spacing: 2px; margin-bottom: 10px; }
.review-card p { color: var(--color-text-muted); font-size: .95rem; }
.review-card__name { font-weight: 600; }

/* ---------- Order ---------- */
.order {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 48px;
  align-items: center;
}
.order__cover {
  border-radius: var(--radius);
  box-shadow: 0 24px 48px rgba(0,0,0,.35);
  max-width: 320px;
  margin: 0 auto;
}
.order__copy h2 { color: #fff; font-size: clamp(1.4rem, 2.8vw, 2rem); }

.countdown {
  display: flex;
  gap: 14px;
  margin-bottom: 24px;
}
.countdown__unit {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 10px;
  padding: 12px 14px;
  text-align: center;
  min-width: 64px;
}
.countdown__unit span {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
}
.countdown__unit small {
  display: block;
  font-size: .7rem;
  color: #cbb1b6;
  margin-top: 2px;
}

/* ---------- Contact ---------- */
.contact { max-width: 560px; }
.contact__lead { color: var(--color-text-muted); text-align: center; }
.contact-form__row { margin-bottom: 16px; display: flex; flex-direction: column; gap: 6px; }
.contact-form label { font-weight: 600; font-size: .92rem; }
.req { color: var(--color-primary); margin-left: 2px; }
.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 11px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
  background: #fff;
  resize: vertical;
}
.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.contact-form__note {
  margin-top: 12px;
  font-size: .85rem;
  color: var(--color-text-muted);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-dark);
  color: #cbb1b6;
  padding: 32px 0;
  text-align: center;
}
.site-footer .btn--ghost {
  color: #cbb1b6;
  border-color: rgba(255,255,255,.2);
  margin-bottom: 14px;
}
.site-footer p { margin: 0; font-size: .85rem; }

/* ---------- Order Modal ---------- */
.order-modal {
  position: fixed;
  inset: 0;
  z-index: 997;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.order-modal[hidden] { display: none; }
.order-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(20, 8, 12, .82);
}
.order-modal__box {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px 28px;
}
.order-modal__close {
  position: absolute;
  top: 14px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--color-text-muted);
  cursor: pointer;
}
.order-modal__title {
  font-size: 1.3rem;
  text-align: center;
  margin-bottom: 24px;
  padding-right: 24px;
}
.order-modal__actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 20px;
}
.order-step[hidden] { display: none; }

.fulfillment-choice {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.fulfillment-choice__card {
  position: relative;
  text-align: left;
  background: var(--color-bg-alt);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  cursor: pointer;
  transition: border-color .15s ease, transform .15s ease;
}
.fulfillment-choice__card:hover { border-color: var(--color-primary); transform: translateY(-1px); }
.fulfillment-choice__card h3 { color: var(--color-primary); font-size: 1.05rem; margin-bottom: 4px; }
.fulfillment-choice__desc { color: var(--color-text-muted); font-size: .9rem; margin: 0 0 8px; }
.fulfillment-choice__price { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; margin: 0; display: flex; align-items: baseline; gap: 8px; }

.fulfillment-choice__card--best { border-color: var(--color-primary); background: #fff; box-shadow: 0 6px 18px rgba(201, 24, 74, .12); }
.fulfillment-choice__badge {
  position: absolute;
  top: -10px;
  right: 16px;
  background: var(--color-primary);
  color: #fff;
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 999px;
}
.fulfillment-choice__strike {
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: .9rem;
  text-decoration: line-through;
}

.order-form__row { margin-bottom: 14px; display: flex; flex-direction: column; gap: 6px; }
.order-form__row-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.order-form__row-group--3 { grid-template-columns: 1fr 1fr 1fr; }
.order-form label { font-weight: 600; font-size: .9rem; }
.order-form input {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 10px 13px;
  border: 1.5px solid var(--color-border);
  border-radius: 10px;
}
.order-form input:focus { outline: none; border-color: var(--color-primary); }
.order-form__error {
  color: var(--color-primary-dark);
  background: var(--color-bg-alt);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: .88rem;
  margin: 12px 0 0;
}
.order-form__hint {
  color: var(--color-text-muted);
  font-size: .85rem;
  text-align: center;
  margin-top: 10px;
}

.payment-method-choice {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}
.payment-method-choice__btn {
  flex: 1;
  padding: 10px;
  border-radius: 10px;
  border: 1.5px solid var(--color-border);
  background: #fff;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: .92rem;
}
.payment-method-choice__btn.is-active {
  border-color: var(--color-primary);
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-weight: 600;
}

.payment-panel[hidden] { display: none; }
.payment-panel__amount { text-align: center; font-size: 1.05rem; margin-bottom: 16px; }
.payment-panel__qr-wrap { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.payment-panel__qr-wrap img { width: 220px; height: 220px; border: 1px solid var(--color-border); border-radius: 10px; }
.payment-panel__hint {
  text-align: center;
  color: var(--color-text-muted);
  font-size: .9rem;
  margin-top: 14px;
}

#result-success, #result-failure { text-align: center; }
.result-icon { font-size: 2.4rem; margin: 0 0 8px; }
#result-success h3, #result-failure h3 { margin-bottom: 8px; }
#result-summary { color: var(--color-text-muted); margin-bottom: 20px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__media { order: -1; max-width: 320px; margin: 0 auto; }
  .order { grid-template-columns: 1fr; text-align: center; }
  .order__copy .countdown { justify-content: center; }
  .site-nav { gap: 14px; }
  .site-nav a:not(.btn) { display: none; }
}
@media (max-width: 480px) {
  .countdown { flex-wrap: wrap; justify-content: center; }
  .order-form__row-group,
  .order-form__row-group--3 { grid-template-columns: 1fr; }
  .order-modal__box { padding: 26px 18px; }
}