/* ========================================
   漢森民俗調理整復中心 - Style Sheet
   ======================================== */

/* --- CSS Variables --- */
:root {
  --color-primary: #2E5A3C;
  --color-primary-dark: #1A3D28;
  --color-primary-light: #3D7A50;
  --color-secondary: #8B6F4E;
  --color-accent: #C8956C;
  --color-accent-light: #D4A97E;
  --color-bg: #F7F3EE;
  --color-bg-alt: #EDE8E1;
  --color-dark: #1A2E23;
  --color-text: #2C2C2C;
  --color-text-light: #666666;
  --color-white: #FFFFFF;
  --color-line: #06C755;
  --color-star: #F5A623;

  --font-main: 'Noto Sans TC', sans-serif;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

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

/* --- Utilities --- */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 3px;
  color: var(--color-accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.section-divider {
  width: 60px;
  height: 3px;
  background: var(--color-accent);
  margin: 0 auto 20px;
  border-radius: 2px;
}

.section-desc {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto;
}

/* --- Image Placeholders --- */
.image-placeholder {
  width: 100%;
  height: 100%;
  min-height: 300px;
  background: linear-gradient(135deg, var(--color-bg-alt), #d5cec5);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  color: var(--color-text-light);
  font-size: 14px;
  letter-spacing: 1px;
  border: 2px dashed #c5bdb3;
}

.image-placeholder--cert {
  min-height: 220px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}

.image-placeholder--cert:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(200, 149, 108, 0.4);
}

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

.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
}

.btn-line {
  background: var(--color-line);
  color: var(--color-white);
  border-color: var(--color-line);
  padding: 10px 24px;
  font-size: 14px;
}

.btn-line:hover {
  opacity: 0.9;
  transform: translateY(-2px);
}

.btn-phone {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  padding: 10px 24px;
  font-size: 14px;
}

.btn-phone:hover {
  background: var(--color-primary-light);
  transform: translateY(-2px);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 2px;
  transition: color var(--transition);
}

.navbar.scrolled .nav-logo {
  color: var(--color-primary-dark);
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 4px;
}

.nav-link {
  display: block;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav-link:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-link {
  color: var(--color-text);
}

.navbar.scrolled .nav-link:hover {
  color: var(--color-primary);
  background: rgba(46, 90, 60, 0.08);
}

.nav-cta {
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  margin-left: 8px;
  padding: 8px 20px;
}

.nav-cta:hover {
  background: var(--color-accent-light) !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.navbar.scrolled .nav-toggle span {
  background: var(--color-text);
}

/* ========================================
   Hero
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
}

.hero-content {
  position: relative;
  text-align: center;
  padding: 0 24px;
}

.hero-title {
  font-size: 48px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 6px;
  margin-bottom: 20px;
  line-height: 1.3;
}

.hero-subtitle {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.85);
  letter-spacing: 3px;
  margin-bottom: 40px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   About
   ======================================== */
.about {
  background: var(--color-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-text h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.about-text p {
  color: var(--color-text-light);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--color-bg-alt);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
}

.stat-unit {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-primary);
}

.stat-label {
  display: block;
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 4px;
}

/* ========================================
   Services
   ======================================== */
.services {
  background: var(--color-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(200, 149, 108, 0.2);
}

.service-icon {
  width: 56px;
  height: 56px;
  color: var(--color-accent);
  margin-bottom: 24px;
}

.service-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.service-desc {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--color-bg-alt);
}

.service-duration {
  font-size: 13px;
  color: var(--color-text-light);
  letter-spacing: 0.5px;
}

.service-price {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-accent);
}

/* ========================================
   Certificates
   ======================================== */
.certificates {
  background: var(--color-white);
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ========================================
   Lightbox
   ======================================== */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.85);
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.lightbox.active {
  display: flex;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 40px;
  cursor: pointer;
  line-height: 1;
  transition: opacity var(--transition);
}

.lightbox-close:hover {
  opacity: 0.7;
}

.lightbox-img {
  max-width: 90%;
  max-height: 85vh;
  border-radius: var(--radius);
  object-fit: contain;
}

/* ========================================
   Reviews
   ======================================== */
.reviews {
  background: var(--color-bg);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.review-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}

.review-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.review-stars {
  color: var(--color-star);
  font-size: 18px;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.review-text {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 20px;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.review-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 500;
}

.review-name {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
}

.review-date {
  font-size: 12px;
  color: var(--color-text-light);
}

/* ========================================
   Booking
   ======================================== */
.booking {
  background: var(--color-white);
}

.booking-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.booking-schedule h3,
.booking-methods h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 24px;
  letter-spacing: 1px;
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.schedule-table th {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 16px;
  text-align: center;
  font-weight: 500;
  letter-spacing: 1px;
}

.schedule-table th:first-child {
  border-radius: var(--radius-sm) 0 0 0;
}

.schedule-table th:last-child {
  border-radius: 0 var(--radius-sm) 0 0;
}

.schedule-table td {
  padding: 12px 16px;
  text-align: center;
  border-bottom: 1px solid var(--color-bg-alt);
  color: var(--color-text-light);
}

.schedule-table tr:last-child td {
  border-bottom: none;
}

.schedule-table tr:hover td {
  background: rgba(46, 90, 60, 0.04);
}

.schedule-table td:first-child {
  font-weight: 500;
  color: var(--color-text);
}

.schedule-table .closed {
  color: #C0392B;
  font-weight: 500;
}

/* Booking Methods */
.method-card {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--color-bg);
  border-radius: var(--radius);
  margin-bottom: 16px;
  align-items: flex-start;
}

.method-icon {
  width: 44px;
  height: 44px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.method-info h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 4px;
}

.method-info p {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.booking-note {
  margin-top: 20px;
  padding: 16px 20px;
  background: rgba(200, 149, 108, 0.1);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-accent);
}

.booking-note p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ========================================
   Contact
   ======================================== */
.contact {
  background: var(--color-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 28px;
  align-items: flex-start;
}

.contact-icon {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}

.contact-item p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.contact-item a {
  color: var(--color-primary);
  transition: color var(--transition);
}

.contact-item a:hover {
  color: var(--color-accent);
}

.contact-social {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

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

.contact-map {
  min-height: 400px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-map iframe {
  display: block;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px 0 24px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   Back to Top
   ======================================== */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  box-shadow: var(--shadow-md);
  z-index: 900;
}

.back-to-top svg {
  width: 24px;
  height: 24px;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-accent);
  transform: translateY(-3px);
}

/* ========================================
   Animations
   ======================================== */
.animate-fade-in {
  animation: fadeIn 1s ease forwards;
}

.animate-fade-in-up {
  animation: fadeInUp 1s ease forwards;
  animation-delay: 0.3s;
  opacity: 0;
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Responsive
   ======================================== */
@media (max-width: 1024px) {
  .section { padding: 80px 0; }
  .hero-title { font-size: 40px; letter-spacing: 4px; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  /* Navigation */
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 0;
    transition: right var(--transition);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
  }
  .nav-menu.open { right: 0; }
  .nav-link {
    color: var(--color-text) !important;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-bg-alt);
  }
  .nav-cta { margin-left: 0; margin-top: 16px; text-align: center; }

  /* Hero */
  .hero { min-height: 80vh; }
  .hero-title { font-size: 30px; letter-spacing: 3px; }
  .hero-subtitle { font-size: 16px; letter-spacing: 2px; }

  /* Layout */
  .section { padding: 64px 0; }
  .section-title { font-size: 26px; }
  .section-header { margin-bottom: 40px; }

  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-stats { gap: 24px; }
  .stat-number { font-size: 28px; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 28px 24px; }

  .cert-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }

  .reviews-grid { grid-template-columns: 1fr; }

  .booking-content { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-map { min-height: 300px; }

  .footer-content { flex-direction: column; gap: 24px; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 24px; letter-spacing: 2px; }
  .hero-subtitle { font-size: 14px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { width: 100%; max-width: 280px; }
  .about-stats { flex-direction: column; gap: 20px; }
  .cert-grid { grid-template-columns: 1fr; }
  .schedule-table { font-size: 13px; }
  .schedule-table th,
  .schedule-table td { padding: 10px 8px; }
}