/* ============================================
   企业官网 — 全局样式
   适配电脑端 + 手机H5端
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600;700;900&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
  --color-primary: #2c4a1e;
  --color-primary-light: #3d6b2a;
  --color-primary-dark: #1a2e12;
  --color-accent: #c49a2b;
  --color-accent-light: #d4af4e;
  --color-accent-dark: #a07d1e;
  --color-bg: #faf7f0;
  --color-bg-alt: #f0ede4;
  --color-bg-card: #ffffff;
  --color-text: #1d1d1d;
  --color-text-light: #5a5a5a;
  --color-text-muted: #8a8a8a;
  --color-border: #e0ddd4;
  --color-white: #ffffff;
  --color-error: #c0392b;
  --color-success: #27ae60;

  --font-display: 'Noto Serif SC', 'Songti SC', 'STSong', serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.15);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary-dark);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   Header & Navigation
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(250, 247, 240, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.2rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.main-nav a {
  padding: 8px 16px;
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  position: relative;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  background: rgba(44, 74, 30, 0.06);
}

.main-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 1px;
}

.nav-cta {
  margin-left: 12px;
  padding: 10px 22px !important;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light)) !important;
  color: var(--color-white) !important;
  border-radius: var(--radius-xl) !important;
  font-weight: 600 !important;
  box-shadow: 0 2px 12px rgba(196, 154, 43, 0.3);
  transition: all var(--transition) !important;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(196, 154, 43, 0.4) !important;
  background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent)) !important;
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg,
    var(--color-primary-dark) 0%,
    var(--color-primary) 40%,
    var(--color-primary-light) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(196, 154, 43, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 40%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image:
    repeating-linear-gradient(45deg, transparent, transparent 40px, rgba(255,255,255,0.5) 40px, rgba(255,255,255,0.5) 41px);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 120px 0 80px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.hero h1 .accent {
  color: var(--color-accent-light);
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 520px;
}

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

.hero-float {
  position: absolute;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196, 154, 43, 0.2) 0%, transparent 70%);
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-float-inner {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  text-align: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(196, 154, 43, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(196, 154, 43, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

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

.btn-large {
  padding: 16px 40px;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* ============================================
   Section Styles
   ============================================ */
.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-dark {
  background: var(--color-primary-dark);
  color: var(--color-white);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 2.4rem;
  margin-bottom: 16px;
  position: relative;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

.section-divider {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-light));
  margin: 20px auto 0;
  border-radius: 2px;
}

/* ============================================
   Feature Cards
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(44, 74, 30, 0.08), rgba(44, 74, 30, 0.03));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  font-family: var(--font-body);
  font-weight: 700;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ============================================
   Product Cards
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.product-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

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

.product-img {
  height: 280px;
  background: linear-gradient(135deg, var(--color-bg-alt), var(--color-border));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  position: relative;
  overflow: hidden;
}

.product-img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to top, var(--color-bg-card), transparent);
}

.product-info {
  padding: 28px 32px 32px;
}

.product-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(44, 74, 30, 0.08);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-xl);
  margin-bottom: 12px;
}

.product-info h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.product-info p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 20px;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item {
  padding: 32px 16px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--color-accent-light);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
}

/* ============================================
   News Cards
   ============================================ */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.news-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

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

.news-thumb {
  height: 200px;
  background: linear-gradient(135deg, var(--color-bg-alt), var(--color-border));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}

.news-body {
  padding: 24px;
}

.news-date {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.news-body h3 {
  font-size: 1.1rem;
  font-family: var(--font-body);
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.news-link:hover { color: var(--color-accent); }

/* ============================================
   Redeem CTA Banner
   ============================================ */
.redeem-banner {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border-radius: var(--radius-xl);
  padding: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
}

.redeem-banner::before {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(196, 154, 43, 0.15);
}

.redeem-banner-text h2 {
  font-size: 2rem;
  color: var(--color-white);
  margin-bottom: 12px;
}

.redeem-banner-text p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  max-width: 500px;
}

/* ============================================
   Redeem Page Styles
   ============================================ */
.redeem-page {
  min-height: 100vh;
  padding-top: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

.redeem-wrapper {
  width: 100%;
  max-width: 520px;
  padding: 20px;
}

.redeem-card {
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.redeem-header {
  text-align: center;
  margin-bottom: 36px;
}

.redeem-header .redeem-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, rgba(44, 74, 30, 0.1), rgba(196, 154, 43, 0.1));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
}

.redeem-header h1 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.redeem-header p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-primary);
  background: var(--color-white);
  box-shadow: 0 0 0 3px rgba(44, 74, 30, 0.1);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-input.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.1);
}

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

.form-hint {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-top: 6px;
}

.form-error {
  font-size: 0.82rem;
  color: var(--color-error);
  margin-top: 6px;
  display: none;
}

.form-error.show { display: block; }

.form-step {
  display: none;
}
.form-step.active { display: block; }

.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
}

.step-dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.step-dot.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
}

.step-dot.done {
  border-color: var(--color-success);
  background: var(--color-success);
  color: var(--color-white);
}

.step-line {
  width: 48px;
  height: 2px;
  background: var(--color-border);
  border-radius: 1px;
  transition: background var(--transition);
}

.step-line.active {
  background: var(--color-primary);
}

.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: 1.05rem;
  margin-top: 8px;
}

/* Result States */
.redeem-result {
  text-align: center;
  padding: 20px 0;
  display: none;
}

.redeem-result.show { display: block; }

.result-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
}

.result-icon.success {
  background: rgba(39, 174, 96, 0.1);
}

.result-icon.fail {
  background: rgba(192, 57, 43, 0.1);
}

.redeem-result h3 {
  font-size: 1.4rem;
  margin-bottom: 10px;
}

.redeem-result p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

/* ============================================
   About / Timeline
   ============================================ */
.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-primary));
}

.timeline-item {
  position: relative;
  padding-bottom: 40px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -34px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-year {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 6px;
}

.timeline-item h3 {
  font-size: 1.1rem;
  font-family: var(--font-body);
  font-weight: 700;
  margin-bottom: 6px;
}

.timeline-item p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* ============================================
   Advantage Grid
   ============================================ */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.advantage-item {
  display: flex;
  gap: 16px;
  padding: 28px;
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}

.advantage-item:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.advantage-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.advantage-text h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.advantage-text p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

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

.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(44, 74, 30, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-info-item h4 {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.contact-info-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.contact-form { display: flex; flex-direction: column; gap: 16px; }

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo {
  color: var(--color-white);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-weight: 700;
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  padding: 5px 0;
  transition: color var(--transition);
}

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

.footer-bottom {
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* ============================================
   Page Hero (sub-pages)
   ============================================ */
.page-hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(196, 154, 43, 0.12) 0%, transparent 60%);
}

.page-hero h1 {
  font-size: 2.6rem;
  color: var(--color-white);
  margin-bottom: 12px;
  position: relative;
}

.page-hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.7);
  position: relative;
}

/* ============================================
   Scroll Animations
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ============================================
   Responsive — Tablet
   ============================================ */
@media (max-width: 1024px) {
  .hero h1 { font-size: 2.6rem; }
  .hero-float { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================
   Responsive — Mobile H5
   ============================================ */
@media (max-width: 768px) {
  html { font-size: 15px; }

  .container { padding: 0 16px; }

  .header-inner { height: 60px; }

  .logo { font-size: 1.15rem; }
  .logo-icon { width: 34px; height: 34px; font-size: 1rem; }

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    padding: 80px 24px 40px;
    gap: 4px;
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    overflow-y: auto;
  }

  .main-nav.open { right: 0; }

  .main-nav a {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: var(--radius-md);
  }

  .nav-cta {
    margin-left: 0 !important;
    margin-top: 12px;
    text-align: center;
  }

  .menu-toggle { display: flex; }

  .mobile-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
  }

  .mobile-overlay.show {
    opacity: 1;
    visibility: visible;
  }

  .hero {
    min-height: auto;
    padding: 0;
  }

  .hero-content {
    padding: 100px 0 60px;
  }

  .hero h1 {
    font-size: 2rem;
    line-height: 1.3;
  }

  .hero-desc {
    font-size: 1rem;
    margin-bottom: 28px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions .btn { width: 100%; justify-content: center; }

  .section { padding: 64px 0; }

  .section-header { margin-bottom: 40px; }
  .section-header h2 { font-size: 1.8rem; }

  .features-grid,
  .products-grid,
  .news-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .stat-number { font-size: 2rem; }

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

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .redeem-banner {
    flex-direction: column;
    text-align: center;
    padding: 40px 24px;
  }

  .redeem-card { padding: 32px 24px; }

  .page-hero {
    padding: 100px 0 52px;
  }

  .page-hero h1 { font-size: 1.9rem; }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .timeline { padding-left: 32px; }
}

@media (max-width: 380px) {
  .hero h1 { font-size: 1.7rem; }
  .section-header h2 { font-size: 1.5rem; }
  .redeem-card { padding: 24px 18px; }
}

/* ============================================
   Utility
   ============================================ */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.hidden { display: none !important; }