:root {
  --bg: #e6f3dd;
  --panel: #ffffff;
  --border: #e5e7eb;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #111827;
  --accent: #dbeafe;
  --accent-dark: #93c5fd;
  --radius: 16px;
  --shadow-soft: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-card: 0 10px 30px rgba(15, 23, 42, 0.06);
  --logo-size: 160px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Prompt", system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.45s ease, color 0.45s ease;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px;
}

.hero {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg) 0%, #ffffff 60%);
  transition: background 0.6s ease, color 0.4s ease;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  align-items: center;
  padding: 40px 0;
}

.hero-3col {
  display: grid;
  grid-template-columns: 220px 1fr 1.2fr;
  gap: 40px;
  align-items: center;
}

.tag {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-soft);
  font-size: 500;
}

.dark .tag {
  background: #1e293b;
  color: #e2e8f0;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.45);
}

h1 {
  margin: 12px 0;
  font-size: clamp(28px, 4.6vw, 46px);
  font-weight: 800;
  line-height: 1.15;
}

.lead {
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: 18px;
}

/* CTA group */
.cta {
  display: flex;
  gap: 12px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: var(--shadow-soft);
  transition: transform 0.18s ease, background 0.18s;
  color: var(--text);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: #0f172a;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.hero-img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: visible;
  aspect-ratio: 4 / 3;
  padding: 0;
}

.slider {
  position: relative;
  width: 100%;
  height: 340px;
  border-radius: 22px;
}

.slide-viewport {
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 22px;
}

.slides {
  display: flex;
  height: 100%;
  transition: transform 0.45s ease;
}

.slides img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  flex-shrink: 0;
}

.slide-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(6px);
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 50;
}
.slide-btn.prev {
  left: -16px;
}
.slide-btn.next {
  right: -16px;
}

.section {
  padding: 24px 0;
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.svc {
  padding: 16px;
}
.svc h3 {
  margin: 0 0 6px;
  font-weight: 700;
}
.svc p {
  margin: 0;
  color: var(--muted);
}
.price {
  margin-top: 10px;
  font-weight: 800;
  font-size: 1.1rem;
}

.cal-wrap {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 20px;
}

.calendar {
  padding: 20px;
}

.cal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.cal-head .btn {
  padding: 8px 12px;
  border-radius: 12px;
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
}
.dow {
  text-align: center;
  color: var(--muted);
  font-weight: 600;
  padding: 6px 0;
}

.day {
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease;
}
.day.muted {
  opacity: 0.35;
}

.day.today {
  background: var(--accent);
  border-color: var(--accent-dark);
}

.day.available {
  cursor: pointer;
  position: relative;
}
.day.available:hover {
  background: var(--accent);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
}

.day.available::after {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2563eb;
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
}

.dark .day.available::after {
  background: #22d3ee;
  box-shadow: 0 0 6px rgba(34, 211, 238, 0.9);
}

.day.selected {
  background: var(--bg);
  color: #0f172a;
  border-color: var(--bg);
}

.dark .day.selected {
  background: #e5e7eb;
  color: #0f172a;
}

.side {
  padding: 20px;
  position: sticky;
  top: 20px;
}

.times {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip {
  padding: 10px 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s ease, transform 0.12s;
}
.chip:hover {
  background: var(--accent);
  transform: translateY(-2px);
}
.chip.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.form label {
  display: block;
  margin: 10px 0 6px;
  font-weight: 600;
}
.form input,
.form textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.form input:focus,
.form textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(147, 197, 253, 0.4);
}
textarea {
  resize: vertical;
}
.spacer {
  height: 10px;
}

.legend {
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 8px;
}

.legend .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2563eb;
}

.dark .legend .dot {
  background: #22d3ee;
  box-shadow: 0 0 6px rgba(34, 211, 238, 0.8);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  padding: 12px 18px;
  border-radius: 14px;
  display: none;
  box-shadow: var(--shadow-card);
}
.toast.show {
  display: block;
}

.theme-toggle {
  position: fixed;
  top: 16px;
  right: 20px;
  padding: 10px 14px;
  border-radius: 14px;
  background: #fff;
  color: #1e293b;
  border: 1px solid #e2e8f0;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  cursor: pointer;
  z-index: 999;
}
.theme-toggle:hover {
  transform: translateY(-2px);
}

.small {
  font-size: 0.9rem;
}

.salon-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: rgba(238, 243, 235, 0.95);
  padding: 20px 24px;
  border-radius: 18px;
  max-width: 380px;
  margin: 24px 32px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
  border: 1px solid #e2f1e2;
}
.salon-logo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #e2e2e2;
}
.salon-name {
  font-size: 20px;
  font-weight: 700;
  color: #2a3d2a;
  margin: 0;
}
.salon-subtitle {
  font-size: 15px;
  color: #526552;
  margin: 0;
}
.salon-desc {
  font-size: 14px;
  line-height: 1.55;
  color: #3d4f3d;
  margin-top: 4px;
}

.dark {
  --bg: #0b1220;
  --panel: #111827;
  --border: #2d3648;
  --text: #f1f5f9;
  --muted: #9ca3af;
  --primary: #f8fafc;
  --accent: #1e293b;
  --accent-dark: #334155;
}
.dark .hero {
  background: linear-gradient(180deg, #0d1523 0%, #0b1220 70%);
}
.dark .btn {
  background: #1e293b;
  border-color: #334155;
  color: var(--primary);
}
.dark .btn-primary {
  background: #1e293b;
  border-color: #334155;
  color: var(--primary);
}
.dark .hero-img {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  filter: brightness(0.9) contrast(1.05);
}
.dark .slide-btn {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
}
.dark .salon-card {
  background: #1f1f1f;
  border-color: #333;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}
.dark .salon-name {
  color: #e9e9e9;
}
.dark .salon-subtitle,
.dark .salon-desc {
  color: #cfcfcf;
}

@media (max-width: 980px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .grid3 {
    grid-template-columns: 1fr;
  }
  .cal-wrap {
    grid-template-columns: 1fr;
  }
}

.upload-wrap {
  margin: 10px 0 6px;
}

.attach-btn {
  background: #ffffff;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 14px;
  font-weight: 600;
}

.attach-btn:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.img-preview img {
  margin-top: 12px;
  max-width: 100%;
  border-radius: 14px;
  box-shadow: var(--shadow-card);
}

/* Dark mode */
.dark .attach-btn {
  background: #1e293b;
  border-color: #334155;
  color: #fff;
}

/* ===================== POPUP BOOKING ===================== */

.modal {
  position: fixed;
  inset: 0;
  display: none;
  justify-content: center;
  align-items: center;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(3px);
  z-index: 3000;
  padding: 16px;
}

.modal.show {
  display: flex;
}

.modal-box {
  background: var(--panel);
  color: var(--text);
  width: min(460px, 92%);
  max-height: 88vh;
  overflow-y: auto;
  border-radius: 22px;
  padding: 22px 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
  animation: fadeUp 0.25s ease;
}

/* animation */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================== HEADER ===================== */

.modal-box h2 {
  margin: 0 0 14px;
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.2;
}

/* ===================== SECTION ===================== */

.modal .section {
  margin: 16px 0;
}

.modal .section h3 {
  margin-bottom: 8px;
  font-size: 0.95rem;
  font-weight: 700;
}

/* ===================== TIME & SERVICE ===================== */

.popup-times,
.popup-services {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.popup-times button,
.popup-services button {
  padding: 8px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  transition: 0.2s ease;
}

.popup-times button:hover,
.popup-services button:hover {
  background: var(--accent);
}

.popup-times button.active,
.popup-services button.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ===================== FORM ===================== */

.popup-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.popup-form label {
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.popup-form input,
.popup-form textarea {
  width: 100%;
  padding: 9px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size: 0.9rem;
  background: #fff;
}

.popup-form textarea {
  min-height: 80px;
  resize: vertical;
}

/* ===================== ATTACH IMAGE ===================== */

.upload-wrap {
  margin-top: 4px;
}

.attach-btn {
  padding: 8px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s;
}

.attach-btn:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.img-preview img {
  margin-top: 6px;
  max-width: 100%;
  border-radius: 12px;
  box-shadow: var(--shadow-card);
}

/* ===== Attach row ===== */
.attach-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

/* ปุ่มรอง */
.btn-outline {
  background: #fff;
  border: 1px dashed var(--border);
  color: var(--text);
}

.btn-outline:hover {
  background: var(--accent);
}

/* ===== QR MODAL ===== */
.qr-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  z-index: 4000;
}

.qr-modal.show {
  display: flex;
}

.qr-box {
  background: var(--panel);
  border-radius: 20px;
  padding: 24px;
  width: min(320px, 90%);
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  animation: fadeUp 0.25s ease;
}

.qr-box h3 {
  margin-top: 0;
  font-size: 1.2rem;
  font-weight: 800;
}

.qr-box img {
  width: 350px;
  max-width: 100%;
  margin: 16px auto;
  border-radius: 14px;
  box-shadow: var(--shadow-card);
}

.qr-note {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 16px;
}

/* Dark mode */
.dark .btn-outline {
  background: #1e293b;
  border-color: #334155;
  color: #fff;
}

/* ===================== ACTIONS ===================== */
.actions {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

/* ===================== DARK MODE ===================== */

.dark .modal-box {
  background: var(--panel);
}

.dark .popup-times button,
.dark .popup-services button,
.dark .popup-form input,
.dark .popup-form textarea,
.dark .attach-btn {
  background: #1e293b;
  border-color: #334155;
  color: #f1f5f9;
}

.dark .popup-times button:hover,
.dark .popup-services button:hover,
.dark .attach-btn:hover {
  background: #334155;
}

.dark .popup-times button.active,
.dark .popup-services button.active {
  background: var(--primary);
  color: #0f172a;
}

.img-preview img {
  margin-top: 8px;
  max-width: 100%;
  border-radius: 12px;
}

.actions {
  margin-top: 25px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.booking-rules {
  font-size: 0.95rem;
  line-height: 1.6;
}

.booking-rules h3 {
  margin-top: 0;
  font-weight: 800;
}

.rules {
  padding-left: 18px;
  margin: 14px 0;
}

.rules li {
  margin-bottom: 8px;
  color: var(--muted);
}

.note {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--accent);
  border-radius: 14px;
  font-size: 0.9rem;
}

/* ================= กติกาการจอง ================= */

.booking-rules {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.rules-title {
  font-size: 1.25rem;
  font-weight: 800;
  margin: 0;
}

.rule-block {
  border-radius: 16px;
  padding: 14px 16px;
  background: #f8fafc;
  border: 1px solid var(--border);
}

.rule-block h4 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.rule-block ul {
  padding-left: 18px;
  margin: 0;
}

.rule-block li {
  margin-bottom: 6px;
  color: var(--text);
  font-size: 0.95rem;
}

/* สีแต่ละหมวด */
.rule-block.deposit {
  background: #f3e8ff;
  border-color: #e9d5ff;
}

.rule-block.late {
  background: #fff7ed;
  border-color: #fed7aa;
}

.rule-block.rebook {
  background: #ffe4e6;
  border-color: #fecdd3;
}

.rule-block.note {
  background: #d5e7ff;
  border-color: #d5e7ff;
}

/* mobile */
@media (max-width: 980px) {
  .booking-rules {
    position: static;
  }
}

/* ================= DARK MODE : BOOKING RULES (FONT ONLY) ================= */

.dark .booking-rules,
.dark .booking-rules * {
  color: #000000;
}

.dark .rules-title {
  color: #000000;
}

.dark .rule-block h4 {
  color: #000000;
}

.dark .rule-block li {
  color: #000000;
}

.dark .rule-note {
  color: #000000;
}

/* ================= TEXT OUTSIDE RULE BLOCK ================= */

/* Day mode (ปกติ) */
.booking-rules > *:not(.rule-block):not(.rule-note) {
  color: #0f172a; /* ดำ */
}

/* Dark mode */
.dark .booking-rules > *:not(.rule-block):not(.rule-note) {
  color: #ffffff; /* ขาว */
}

/* ===================== POPUP SERVICES CLEAN ===================== */

.popup-services {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

/* หัวข้อหมวด */
.service-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-group-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1rem;
  color: var(--text);
}

/* grid ของการ์ดบริการ */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

/* การ์ดบริการ */
.service-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px 14px;
  text-align: left;
  cursor: pointer;
  transition: all 0.18s ease;
}

.service-card:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.service-card.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* ชื่อบริการ */
.service-name {
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

/* ราคา + เวลา */
.service-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--muted);
  flex-wrap: wrap;
}

.service-card.active .service-meta {
  color: #e5e7eb;
}

/* Dark mode */
.dark .service-card {
  background: #1e293b;
  border-color: #334155;
}

.dark .service-card:hover {
  background: #273449;
}

.dark .service-card.active {
  background: #f8fafc;
  color: #0f172a;
}

/* =====================================================
   🔥 HERO MOBILE FIX (CRITICAL)
===================================================== */
@media (max-width: 768px) {
  .hero {
    padding-top: 30px;
    padding-bottom: 30px;
  }

  .hero-inner,
  .hero-3col {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    gap: 22px !important;
    text-align: center !important;
  }

  /* logo */
  .hero-logo-col {
    order: 1;
  }

  .hero-logo-col img {
    width: 140px;
    height: 140px;
  }

  /* text */
  .hero-text-col {
    order: 2;
    max-width: 420px;
  }

  .hero-text-col h3 {
    font-size: 0.95rem;
    line-height: 1.6;
  }

  /* tag */
  .tag {
    margin-bottom: 8px;
  }

  /* CTA */
  .cta {
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
  }

  .cta .btn {
    width: 100%;
    max-width: 260px;
  }

  /* slider */
  .hero-slider-col {
    order: 3;
    width: 100%;
    max-width: 420px;
  }

  .slider {
    height: 220px;
  }
}

/* ===================== BOOKING SOCIAL ===================== */

.booking-social {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 18px;
}

/* กล่องแต่ละอัน */
.social-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border-radius: 999px;
  background: #f7fbf4;
  border: 2px solid #cfe4c9;
  text-decoration: none;
  font-weight: 700;
  color: #2f3e2f;
  transition: all 0.18s ease;
}

/* hover */
.social-card:hover {
  transform: translateY(-2px);
  background: #edf7e8;
}

/* icon */
.social-card img {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

/* text */
.social-card span {
  font-size: 0.95rem;
  letter-spacing: 0.3px;
}

/* ===== DARK MODE ===== */
.dark .social-card {
  background: #1e293b;
  border-color: #f6f8fa;
  color: #f1f5f9;
}

.dark .social-card:hover {
  background: #273449;
}

/* SVG ICON */
.social-card .icon {
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}

.dark .social-card.tiktok {
  color: #f8fafc;
}

.social-card.line {
  border-color: #f8fafc;
}

.social-card.line:hover {
  background: #06c75510;
}

.social-card.phone {
  border-color: #f8fafc;
}

.social-card.phone:hover {
  background: #2563eb10;
}

.icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.social-card svg {
  margin-right: 12px;
}

.dark .social-font {
  color: #f6f8fa;
}
.padding-0 {
  padding: 0 !important;
}

.popup-message {
  margin: 10px 0;
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 14px;
}

.popup-message.error {
  background: #fee2e2;
  color: #991b1b;
}

.popup-message.success {
  background: #dcfce7;
  color: #166534;
}

.popup-message.info {
  background: #dbeafe;
  color: #1e40af;
}

.popup-message.hidden {
  display: none !important;
}