:root {
  --contact-primary: #7f1d1d;
  --contact-secondary: #f59e0b;
  --contact-accent: #0f766e;
  --contact-text: #1f2937;
  --contact-muted: #6b7280;
  --contact-surface: rgba(255, 255, 255, 0.96);
  --contact-border: rgba(127, 29, 29, 0.12);
  --contact-shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
}

body {
  margin: 0;
}

/* โครงหน้าหลักของหน้าติดต่อ เว้นระยะด้านบนเพื่อไม่ให้ header ทับเนื้อหา */
.contact-page {
  padding: 168px 0 88px;
  background:
    radial-gradient(circle at top left, rgba(245, 158, 11, 0.16), transparent 32%),
    linear-gradient(180deg, #fff7ed 0%, #ffffff 42%, #fffaf5 100%);
}

/* กล่องหลักของหน้า ใช้ grid เพื่อให้ยืดหยุ่นทั้งเดสก์ท็อปและมือถือ */
.contact-layout {
  width: min(1180px, calc(100% - 28px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(320px, 1.05fr);
  gap: 28px;
  align-items: start;
}

/* การ์ดแต่ละฝั่งของหน้า */
.contact-card {
  padding: 28px;
  border-radius: 28px;
  background: var(--contact-surface);
  border: 1px solid var(--contact-border);
  box-shadow: var(--contact-shadow);
  backdrop-filter: blur(12px);
}

.contact-card--info {
  position: sticky;
  top: 24px;
}

.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.12);
  color: var(--contact-primary);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-card h1,
.contact-card h2 {
  margin: 16px 0 14px;
  color: var(--contact-primary);
  line-height: 1.2;
}

.contact-card h1 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
}

.contact-card h2 {
  font-size: clamp(1.45rem, 2.2vw, 2rem);
}

.contact-lead,
.contact-note,
.contact-detail,
.form-hint,
.contact-status {
  color: var(--contact-text);
  line-height: 1.8;
}

.contact-note {
  color: var(--contact-muted);
  margin-bottom: 22px;
}

/* รายการข้อมูลติดต่อ */
.contact-detail-list {
  display: grid;
  gap: 14px;
  margin: 22px 0;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(127, 29, 29, 0.04);
}

.contact-detail strong {
  display: block;
  margin-bottom: 2px;
  color: var(--contact-primary);
}

.contact-detail-icon {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.18);
  color: var(--contact-primary);
  font-size: 1.1rem;
}

/* ทำให้แผนที่ยืดหยุ่นกับทุกอุปกรณ์ */
.contact-map {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(127, 29, 29, 0.1);
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.08);
}

.contact-map iframe {
  display: block;
  width: 100%;
  min-height: 360px;
  border: 0;
}

/* จัดรูปแบบฟอร์มให้ใช้งานง่ายบนมือถือและเดสก์ท็อป */
.contact-form {
  display: grid;
  gap: 18px;
}

.contact-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-group {
  display: grid;
  gap: 8px;
}

.form-group--full {
  grid-column: 1 / -1;
}

.contact-form label {
  font-weight: 600;
  color: var(--contact-primary);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(127, 29, 29, 0.16);
  background: #fffdf9;
  color: var(--contact-text);
  font: inherit;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--contact-secondary);
  box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.16);
  background: #ffffff;
}

.contact-form textarea {
  min-height: 180px;
  resize: vertical;
}

.form-hint {
  margin: 0;
  font-size: 0.94rem;
  color: var(--contact-muted);
}

/* กล่องข้อความแจ้งสถานะการส่งฟอร์ม */
.contact-status {
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid transparent;
}

.contact-status--success {
  background: rgba(15, 118, 110, 0.1);
  border-color: rgba(15, 118, 110, 0.18);
  color: #115e59;
}

.contact-status--error {
  background: rgba(220, 38, 38, 0.08);
  border-color: rgba(220, 38, 38, 0.16);
  color: #991b1b;
}

/* ปุ่มส่งข้อความ */
.contact-submit {
  justify-self: start;
  min-width: 180px;
  padding: 13px 22px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--contact-accent), #14b8a6);
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
  box-shadow: 0 16px 28px rgba(15, 118, 110, 0.22);
}

.contact-submit:hover,
.contact-submit:focus-visible {
  transform: translateY(-1px);
  filter: brightness(1.02);
}

.contact-submit:focus-visible {
  outline: 3px solid rgba(20, 184, 166, 0.22);
  outline-offset: 2px;
}

/* ช่องหลอกสำหรับดักบอท ให้ซ่อนจากผู้ใช้จริง */
.contact-honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

/* Popup สำหรับแจ้งว่าส่งข้อมูลสำเร็จ */
.contact-popup {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.48);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  z-index: 1200;
}

.contact-popup.is-visible {
  opacity: 1;
  visibility: visible;
}

.contact-popup__dialog {
  width: min(420px, 100%);
  padding: 28px 24px;
  border-radius: 26px;
  background: #ffffff;
  text-align: center;
  box-shadow: 0 25px 50px rgba(15, 23, 42, 0.22);
}

.contact-popup__dialog h3 {
  margin: 0 0 10px;
  color: var(--contact-primary);
  font-size: 1.55rem;
}

.contact-popup__dialog p {
  margin: 0 0 18px;
  color: var(--contact-text);
  line-height: 1.7;
}

.contact-popup__close {
  min-width: 120px;
  padding: 11px 18px;
  border: 0;
  border-radius: 999px;
  background: var(--contact-primary);
  color: #ffffff;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

/* แท็บเล็ต */
@media (max-width: 991px) {
  .contact-page {
    padding-top: 154px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .contact-card--info {
    position: static;
  }
}

/* มือถือ */
@media (max-width: 640px) {
  .contact-page {
    padding: 188px 0 72px;
  }

  .contact-layout {
    width: min(100% - 18px, 1180px);
    gap: 18px;
  }

  .contact-card {
    padding: 22px 16px;
    border-radius: 22px;
  }

  .contact-form-grid {
    grid-template-columns: 1fr;
  }

  .contact-map iframe {
    min-height: 300px;
  }

  .contact-submit,
  .contact-popup__close {
    width: 100%;
  }
}