/* ========================================
   海螺房产自助交易平台 · Design System
   Crystal Luxe · 暗晶设计语言
   ======================================== */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Brand Colors */
  --color-trust-blue:       #1a6fb5;
  --color-trust-blue-dark:  #0f4c7a;
  --color-trust-blue-light: #e8f4fd;
  --color-value-gold:       #d4a853;
  --color-value-gold-dark:  #a07d2e;
  --color-safe-green:       #16a34a;
  --color-safe-green-light: #dcfce7;
  --color-alert-red:        #e74c3c;

  /* Crystal Luxe Palette */
  --crys-deep:    #0c1322;
  --crys-mid:     #162240;
  --crys-surface: #1a2a4a;
  --crys-border:  rgba(255,255,255,0.08);
  --crys-text:    #e8ecf2;
  --crys-muted:   #8a94a6;

  /* Neutral */
  --gray-50:  #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Typography */
  --font-primary: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', 'Monaco', monospace;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:  cubic-bezier(0.7, 0, 0.84, 0);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* Layout */
  --content-max: 1200px;
  --nav-height: 68px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--gray-800);
  background: var(--gray-50);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* --- Utility Classes --- */
.container {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* ========================================
   NAVIGATION · Crystal Luxe
   ======================================== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: linear-gradient(160deg, var(--crys-deep), var(--crys-mid), var(--crys-surface));
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--crys-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--color-value-gold), #f0d078);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  line-height: 1;
  box-shadow: 0 2px 8px rgba(212,168,83,0.35);
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
}

.nav-logo-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: 1px;
}

.nav-logo-sub {
  font-size: 10px;
  color: var(--crys-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: linear-gradient(135deg, var(--color-safe-green), #22c55e);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  animation: badgePulse 3s ease-in-out infinite;
}

@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(22,163,74,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(22,163,74,0); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  padding: var(--space-2) var(--space-4);
  color: var(--crys-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out);
}

.nav-link:hover {
  color: #fff;
  background: rgba(255,255,255,0.06);
}

.nav-cta {
  padding: var(--space-2) var(--space-5);
  background: linear-gradient(135deg, var(--color-value-gold), #c4953a);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 2px 8px rgba(212,168,83,0.3);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(212,168,83,0.45);
}

.nav-cta:active {
  transform: scale(0.97);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  background: linear-gradient(170deg, var(--crys-mid) 0%, var(--crys-deep) 40%, #0a1628 100%);
  padding: var(--space-20) 0 var(--space-16);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(26,111,181,0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212,168,83,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

.hero-content {
  flex: 1;
  max-width: 580px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: rgba(22,163,74,0.15);
  border: 1px solid rgba(22,163,74,0.3);
  border-radius: var(--radius-full);
  color: var(--color-safe-green);
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-6);
  letter-spacing: 0.5px;
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  background: var(--color-safe-green);
  border-radius: 50%;
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  color: #fff;
  letter-spacing: -1px;
  margin-bottom: var(--space-6);
}

.hero-title-accent {
  display: inline-block;
  background: linear-gradient(135deg, var(--color-value-gold), #f0d078);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--text-lg);
  color: var(--crys-muted);
  line-height: 1.7;
  margin-bottom: var(--space-8);
  max-width: 480px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  background: linear-gradient(135deg, var(--color-value-gold), #c4953a);
  color: #fff;
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 4px 16px rgba(212,168,83,0.35);
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(212,168,83,0.5);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-size: var(--text-base);
  font-weight: 500;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.25);
}

/* Hero Calculator */
.hero-calc {
  flex: 0 0 420px;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(20px);
  border: 1px solid var(--crys-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.hero-calc-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}

.hero-calc-sub {
  font-size: var(--text-sm);
  color: var(--crys-muted);
  margin-bottom: var(--space-6);
}

.hero-calc-input-group {
  margin-bottom: var(--space-5);
}

.hero-calc-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--crys-muted);
  margin-bottom: var(--space-2);
}

.hero-calc-input-wrap {
  position: relative;
}

.hero-calc-prefix {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--crys-muted);
  font-size: var(--text-lg);
  font-weight: 600;
}

.hero-calc-input {
  width: 100%;
  padding: var(--space-4) var(--space-4) var(--space-4) var(--space-10);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  color: #fff;
  font-size: var(--text-2xl);
  font-weight: 700;
  transition: all var(--duration-fast);
  outline: none;
}

.hero-calc-input:focus {
  border-color: var(--color-value-gold);
  background: rgba(255,255,255,0.1);
  box-shadow: 0 0 0 3px rgba(212,168,83,0.15);
}

.hero-calc-unit {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--crys-muted);
  font-size: var(--text-sm);
}

.hero-calc-result {
  padding: var(--space-5);
  background: linear-gradient(135deg, rgba(22,163,74,0.1), rgba(22,163,74,0.05));
  border: 1px solid rgba(22,163,74,0.2);
  border-radius: var(--radius-md);
  margin-top: var(--space-4);
}

.hero-calc-result-label {
  font-size: var(--text-xs);
  color: var(--crys-muted);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-calc-result-amount {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-value-gold);
  line-height: 1.2;
}

.hero-calc-compare {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: var(--text-xs);
  color: var(--crys-muted);
}

.hero-calc-compare span:last-child {
  color: var(--color-safe-green);
  font-weight: 600;
}

/* ========================================
   TRUST STRIP
   ======================================== */
.trust-strip {
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-10) 0 var(--space-6);
}

.trust-strip-inner {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.trust-item-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.trust-item-icon.green { background: var(--color-safe-green-light); color: var(--color-safe-green); }
.trust-item-icon.blue  { background: var(--color-trust-blue-light); color: var(--color-trust-blue); }
.trust-item-icon.gold  { background: #fef9e7; color: var(--color-value-gold); }

.trust-item-text {
  display: flex;
  flex-direction: column;
}

.trust-item-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--gray-800);
}

.trust-item-desc {
  font-size: var(--text-xs);
  color: var(--gray-500);
}

/* ========================================
   SECTION COMMON
   ======================================== */
.section {
  padding: var(--space-20) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section-label {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-trust-blue-light);
  color: var(--color-trust-blue);
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.5px;
  margin-bottom: var(--space-3);
}

.section-desc {
  font-size: var(--text-lg);
  color: var(--gray-500);
  max-width: 560px;
  margin: 0 auto;
}

/* ========================================
   SEARCH BAR
   ======================================== */
/* Floating Search Bar — straddles hero bottom & content area */
.hero-search {
  position: relative;
  z-index: 10;
  margin-top: var(--space-8);
  margin-bottom: -42px;
  padding-bottom: 0;
}

.search-bar {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  max-width: 800px;
  margin: 0 auto;
}

.search-bar-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: var(--text-base);
  color: var(--gray-800);
  padding: var(--space-2) 0;
  min-width: 0;
}

.search-bar-input::placeholder {
  color: var(--gray-400);
}

.search-bar-divider {
  width: 1px;
  height: 28px;
  background: var(--gray-200);
}

.search-bar-select {
  border: none;
  outline: none;
  font-size: var(--text-sm);
  color: var(--gray-600);
  background: transparent;
  cursor: pointer;
  padding: var(--space-2) var(--space-1);
}

.search-bar-btn {
  padding: var(--space-3) var(--space-6);
  background: linear-gradient(135deg, var(--color-trust-blue), var(--color-trust-blue-dark));
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--duration-fast);
  white-space: nowrap;
}

.search-bar-btn:hover {
  box-shadow: 0 4px 12px rgba(26,111,181,0.35);
}

/* ========================================
   PROPERTY CARDS GRID
   ======================================== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-10);
}

.property-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-100);
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.property-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--gray-200);
}

.property-card-image {
  position: relative;
  height: 220px;
  overflow: hidden;
  background: var(--gray-100);
}

.property-card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--gray-300);
}

.property-card-badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: linear-gradient(135deg, var(--color-safe-green), #22c55e);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  z-index: 2;
}

.property-card-fee {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}

.property-card-body {
  padding: var(--space-5);
}

.property-card-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-2);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.property-card-meta {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--gray-500);
  margin-bottom: var(--space-4);
}

.property-card-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.property-card-tags {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}

.tag {
  padding: 2px 10px;
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-full);
}

.tag-green {
  background: var(--color-safe-green-light);
  color: var(--color-safe-green);
}

.tag-blue {
  background: var(--color-trust-blue-light);
  color: var(--color-trust-blue);
}

.tag-gold {
  background: #fef9e7;
  color: var(--color-value-gold-dark);
}

.property-card-footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--gray-100);
}

.property-card-price {
  display: flex;
  flex-direction: column;
}

.property-card-price-amount {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-alert-red);
  line-height: 1.1;
}

.property-card-price-unit {
  font-size: var(--text-sm);
  color: var(--gray-500);
}

.property-card-save {
  text-align: right;
}

.property-card-save-label {
  font-size: var(--text-xs);
  color: var(--gray-500);
}

.property-card-save-amount {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-safe-green);
}

/* ========================================
   FIVE GUARANTEES
   ======================================== */
.guarantees-section {
  background: var(--crys-deep);
  padding: var(--space-20) 0;
}

.guarantees-section .section-title {
  color: #fff;
}

.guarantees-section .section-desc {
  color: var(--crys-muted);
}

.guarantees-section .section-label {
  background: rgba(212,168,83,0.15);
  color: var(--color-value-gold);
}

.guarantees-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-6);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.guarantee-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--crys-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  transition: all var(--duration-normal) var(--ease-out);
}

.guarantee-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.15);
  transform: translateY(-4px);
}

.guarantee-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-5);
  font-size: 24px;
}

.guarantee-card-icon.real  { background: rgba(22,163,74,0.15); color: var(--color-safe-green); }
.guarantee-card-icon.direct { background: rgba(26,111,181,0.15); color: #60a5fa; }
.guarantee-card-icon.zero  { background: rgba(212,168,83,0.15); color: var(--color-value-gold); }
.guarantee-card-icon.clear { background: rgba(139,92,246,0.15); color: #a78bfa; }
.guarantee-card-icon.safe  { background: rgba(239,68,68,0.15); color: #f87171; }

.guarantee-card-title {
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}

.guarantee-card-desc {
  font-size: var(--text-sm);
  color: var(--crys-muted);
  line-height: 1.6;
}

/* ========================================
   TRANSPARENCY CARD SECTION
   ======================================== */
.transparency-section {
  background: var(--gray-50);
}

.transparency-card {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: var(--space-10);
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--gray-200);
}

.transparency-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.transparency-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-1) var(--space-3);
  background: linear-gradient(135deg, var(--color-trust-blue-light), #dbeafe);
  color: var(--color-trust-blue);
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.transparency-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--gray-900);
}

.transparency-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
}

.transparency-table th,
.transparency-table td {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  font-size: var(--text-sm);
}

.transparency-table thead th {
  background: var(--gray-50);
  color: var(--gray-500);
  font-weight: 600;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.transparency-table thead th:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.transparency-table thead th:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.transparency-table tbody td {
  border-bottom: 1px solid var(--gray-100);
  color: var(--gray-700);
  font-weight: 500;
}

.transparency-table .hailuo-col {
  color: var(--color-safe-green);
  font-weight: 700;
}

.transparency-table .saving {
  color: var(--color-value-gold);
  font-weight: 800;
  font-size: var(--text-lg);
}

.transparency-badges {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

.badge-item.green {
  background: var(--color-safe-green-light);
  color: var(--color-safe-green);
}

.badge-item.blue {
  background: var(--color-trust-blue-light);
  color: var(--color-trust-blue);
}

.badge-item.gold {
  background: #fef9e7;
  color: var(--color-value-gold-dark);
}

/* ========================================
   STEPS SECTION
   ======================================== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-4);
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.step-card {
  text-align: center;
  padding: var(--space-6) var(--space-3);
  background: #fff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-normal);
  position: relative;
}

.step-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-trust-blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 700;
  margin: 0 auto var(--space-3);
}

.step-card-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: var(--space-1);
}

.step-card-desc {
  font-size: var(--text-xs);
  color: var(--gray-500);
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta-section {
  background: linear-gradient(160deg, var(--crys-mid), var(--crys-surface), var(--crys-deep));
  padding: var(--space-16) 0;
  text-align: center;
}

.cta-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--space-4);
  letter-spacing: -0.5px;
}

.cta-desc {
  font-size: var(--text-lg);
  color: var(--crys-muted);
  max-width: 500px;
  margin: 0 auto var(--space-8);
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-10);
  max-width: var(--content-max);
  margin: 0 auto var(--space-8);
  padding: 0 var(--space-6);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--color-value-gold), #f0d078);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  line-height: 1;
}

.footer-logo-text {
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
}

.footer-brand-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
}

.footer-col-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-4);
  letter-spacing: 0.5px;
}

.footer-link {
  display: block;
  padding: var(--space-1) 0;
  font-size: var(--text-sm);
  color: var(--gray-400);
  transition: color var(--duration-fast);
}

.footer-link:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: var(--space-6);
  text-align: center;
  font-size: var(--text-xs);
  color: var(--gray-500);
  max-width: var(--content-max);
  margin: 0 auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .hero-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-10);
  }
  .hero-desc { margin: 0 auto var(--space-8); }
  .hero-actions { justify-content: center; }
  .hero-calc { flex: 0 0 auto; width: 100%; max-width: 480px; }

  .guarantees-grid { grid-template-columns: repeat(2, 1fr); }
  .guarantees-grid .guarantee-card:last-child {
    grid-column: 1 / -1;
    max-width: 50%;
    margin: 0 auto;
  }

  .steps-grid { grid-template-columns: repeat(4, 1fr); }

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

@media (max-width: 768px) {
  .nav-links { display: none; }
  .trust-strip-inner {
    flex-wrap: wrap;
    gap: var(--space-4);
    justify-content: flex-start;
  }

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

  .guarantees-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  .guarantees-grid .guarantee-card:last-child {
    max-width: 100%;
  }

  .steps-grid { grid-template-columns: repeat(2, 1fr); }

  .search-bar {
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  .search-bar-divider { display: none; }

  .transparency-table { font-size: var(--text-xs); }

  .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

@media (max-width: 480px) {
  .hero { padding: var(--space-12) 0 var(--space-10); }
  .section { padding: var(--space-12) 0; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
}

/* ========================================
   SCROLL REVEAL ANIMATIONS
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ========================================
   MOBILE NAV TOGGLE
   ======================================== */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all var(--duration-fast);
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
}

/* ========================================
   SKELETON LOADING STATES
   ======================================== */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ========================================
   REDUCED MOTION
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}