/* website/style.css */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif:wght@400;600;700&family=Public+Sans:wght@400;500;600&display=swap');

/* CSS Variables - 配色方案 */
:root {
  --color-primary: #6c5b49;
  --color-primary-container: #f6dfc7;
  --color-background: #fff8f1;
  --color-text: #373226;
  --color-text-secondary: #655e50;
  --color-border: #ece1cf;
  --color-white: #ffffff;

  --font-headline: 'Noto Serif', serif;
  --font-label: 'Public Sans', sans-serif;
}

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

/* Base */
html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-headline);
  background-color: var(--color-background);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-logo {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 30px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-label);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px;
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-text);
}

/* Hero Section */
.hero {
  padding: 100px 0 60px;
  text-align: center;
  background: linear-gradient(180deg, var(--color-primary-container) 0%, var(--color-background) 100%);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 30px;
}

.hero-btn {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-label);
  font-size: 1rem;
  font-weight: 500;
  padding: 12px 30px;
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.2s;
}

.hero-btn:hover {
  background-color: #5a4a3a;
}

/* Section */
.section {
  padding: 60px 0;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 30px;
  text-align: center;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card {
  background-color: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(55, 50, 38, 0.1);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-body {
  padding: 20px;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
}

.card-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* Info Block */
.info-block {
  background-color: var(--color-primary-container);
  padding: 40px;
  border-radius: 12px;
  margin: 40px 0;
}

.info-block-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 15px;
}

.info-block-text {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
}

/* Qr Code Block */
.qr-block {
  text-align: center;
  padding: 40px 0;
}

.qr-image {
  width: 150px;
  height: 150px;
  border-radius: 8px;
  margin-bottom: 15px;
}

.qr-text {
  font-family: var(--font-label);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

/* Contact Info */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.contact-item {
  background-color: var(--color-white);
  padding: 25px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
}

.contact-label {
  font-family: var(--font-label);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 8px;
  display: block;
}

.contact-value {
  font-size: 1rem;
  color: var(--color-text);
}

/* Footer */
.footer {
  background-color: var(--color-primary-container);
  padding: 30px 0;
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.footer-company {
  font-size: 0.9rem;
  color: var(--color-text);
  margin-bottom: 10px;
}

.footer-icp {
  font-family: var(--font-label);
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

.footer-icp a {
  color: var(--color-text-secondary);
  text-decoration: none;
}

/* Wuxing Elements */
.wuxing-grid {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin: 40px 0;
}

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

.wuxing-circle {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin-bottom: 10px;
}

.wuxing-jin { background-color: #DAA520; }
.wuxing-mu { background-color: #228B22; }
.wuxing-shui { background-color: #4169E1; }
.wuxing-huo { background-color: #DC143C; }
.wuxing-tu { background-color: #8B4513; }

.wuxing-name {
  font-size: 1rem;
  color: var(--color-text);
}

/* Steps */
.steps-grid {
  display: flex;
  justify-content: center;
  gap: 50px;
  margin: 40px 0;
}

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

.step-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 10px;
}

.step-text {
  font-size: 1rem;
  color: var(--color-text);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    flex-direction: column;
    padding: 20px;
    gap: 20px;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero-title {
    font-size: 1.75rem;
  }

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

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

  .wuxing-grid {
    flex-wrap: wrap;
    gap: 20px;
  }

  .steps-grid {
    flex-direction: column;
    gap: 30px;
  }
}