/* ============================
   AWS出海云服务 — 全局样式
   ============================ */

:root {
  /* 配色 */
  --aws-orange: #FF9900;
  --aws-orange-hover: #ec8e00;
  --aws-dark: #0f1b2d;
  --aws-dark-2: #1a2740;
  --aws-dark-3: #24344e;
  --aws-blue: #232f3e;
  --aws-light-blue: #2d3f56;
  --text-primary: #ffffff;
  --text-secondary: rgba(255,255,255,0.75);
  --text-muted: rgba(255,255,255,0.5);
  --card-bg: rgba(255,255,255,0.06);
  --card-border: rgba(255,255,255,0.1);
  --card-hover-border: rgba(255,153,0,0.4);
  --glow-orange: rgba(255,153,0,0.25);
  --surface-soft: rgba(255,255,255,0.08);
  --surface-strong: rgba(255,255,255,0.12);

  /* 间距 */
  --section-py: 100px;
  --container-max: 1200px;

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  /* 过渡 */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s ease;
  --transition-slow: 0.6s ease;
}

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

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

body {
  font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--aws-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul { list-style: none; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

section[id],
.lead-card[id] {
  scroll-margin-top: 110px;
}

/* ============================
   导航栏
   ============================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition-normal), box-shadow var(--transition-normal), padding var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(15, 27, 45, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 2px 32px rgba(0,0,0,0.3);
  padding: 10px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.aws-logo {
  height: 52px;
  width: auto;
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.25));
}

.nav-logo:hover .aws-logo {
  filter: drop-shadow(0 12px 28px rgba(255, 153, 0, 0.14));
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--aws-orange);
  transition: width var(--transition-normal);
}

.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  display: inline-block;
  padding: 8px 24px;
  border: 2px solid var(--aws-orange);
  border-radius: 100px;
  color: var(--aws-orange);
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition-fast);
}

.nav-cta:hover {
  background: var(--aws-orange);
  color: var(--aws-dark);
}

.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(--text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* ============================
   Hero 区
   ============================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 80px;
  background:
    radial-gradient(circle at 18% 20%, rgba(31, 94, 195, 0.22), transparent 24%),
    radial-gradient(circle at 78% 18%, rgba(255, 153, 0, 0.12), transparent 20%),
    radial-gradient(circle at 52% 82%, rgba(18, 78, 160, 0.18), transparent 30%),
    linear-gradient(180deg, #06101f 0%, #07172d 44%, #071a34 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 17% 30%, rgba(76, 160, 255, 0.2), transparent 20%),
    radial-gradient(circle at 83% 24%, rgba(255, 179, 71, 0.12), transparent 18%),
    radial-gradient(circle at 50% 42%, rgba(7, 18, 36, 0.28), transparent 20%),
    linear-gradient(180deg, rgba(7, 22, 45, 0.12), rgba(7, 21, 43, 0.32)),
    url('assets/hero-bg-pro.svg') center/cover no-repeat;
  background-blend-mode: screen, screen, multiply, normal;
  opacity: 0.86;
  filter: brightness(1.08) saturate(1.14) contrast(1.1);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 48%, rgba(96, 182, 255, 0.16), transparent 22%),
    radial-gradient(circle at 82% 26%, rgba(255, 184, 77, 0.08), transparent 18%),
    radial-gradient(circle at center, rgba(112, 196, 255, 0.08), transparent 24%),
    linear-gradient(90deg, rgba(5, 16, 32, 0.24), transparent 20%, transparent 78%, rgba(5, 16, 32, 0.18));
  mix-blend-mode: screen;
  opacity: 0.92;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 181, 69, 0.06) 0%, transparent 24%),
    radial-gradient(circle at 18% 62%, rgba(255, 184, 77, 0.07), transparent 16%),
    radial-gradient(circle at 86% 22%, rgba(255, 184, 77, 0.08), transparent 14%);
  opacity: 0.78;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(145deg,
      rgba(4, 12, 25, 0.78) 0%,
      rgba(5, 20, 40, 0.38) 44%,
      rgba(5, 17, 33, 0.76) 100%),
    linear-gradient(90deg,
      rgba(4, 12, 25, 0.28) 0%,
      rgba(4, 12, 25, 0.12) 18%,
      rgba(4, 12, 25, 0.34) 36%,
      rgba(4, 12, 25, 0.08) 50%,
      rgba(4, 12, 25, 0.16) 66%,
      rgba(4, 12, 25, 0.28) 100%),
    radial-gradient(circle at 50% 44%, rgba(4, 12, 25, 0.04) 0%, rgba(4, 12, 25, 0.08) 18%, rgba(4, 12, 25, 0.18) 58%, rgba(4, 12, 25, 0.36) 100%);
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 60px;
  padding: 40px 24px;
}

/* 头像区 */
.hero-profile {
  flex-shrink: 0;
  text-align: center;
}

.profile-img-wrapper {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto 20px;
}

.profile-img {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--aws-orange);
  box-shadow: 0 0 40px var(--glow-orange);
  position: relative;
  z-index: 1;
}

.profile-glow {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--glow-orange) 0%, transparent 70%);
  animation: glow-pulse 3s ease-in-out infinite;
  z-index: 0;
}

@keyframes glow-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.profile-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 260px;
}

.profile-desc strong {
  color: var(--aws-orange);
  font-size: 16px;
}

/* 主内容 */
.hero-content {
  flex: 1;
}

.hero-title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-title-highlight {
  background: linear-gradient(135deg, var(--aws-orange) 0%, #ffb84d 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title-sub {
  color: var(--text-primary);
  font-size: clamp(24px, 3.5vw, 42px);
  font-weight: 700;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 480px;
}

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

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--aws-orange);
  color: var(--aws-dark);
}

.btn-primary:hover {
  background: var(--aws-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--glow-orange);
}

.btn-outline {
  border-color: rgba(255,255,255,0.3);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--aws-orange);
  color: var(--aws-orange);
  transform: translateY(-2px);
}

/* ============================
   通用 Section
   ============================ */
.section {
  padding: var(--section-py) 0;
  position: relative;
}

.section-title {
  text-align: center;
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.section-kicker {
  width: fit-content;
  margin: 0 auto 16px;
  padding: 7px 16px;
  border-radius: 999px;
  background: rgba(255, 153, 0, 0.12);
  border: 1px solid rgba(255, 153, 0, 0.22);
  color: #ffd08a;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-desc {
  text-align: center;
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 56px;
}

/* ============================
   核心服务
   ============================ */
.section-services {
  background: linear-gradient(180deg, var(--aws-dark) 0%, var(--aws-dark-2) 100%);
}

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

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 40px 28px;
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--aws-orange), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-8px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  background: rgba(255,255,255,0.08);
}

.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  color: var(--aws-orange);
}

.service-icon svg {
  width: 100%;
  height: 100%;
}

.service-name {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-detail {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================
   目标客户 — 标签墙
   ============================ */
.section-customers {
  background: var(--aws-dark-2);
}

.tags-wall {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 12px 28px;
  border: 1px solid var(--card-border);
  border-radius: 100px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--card-bg);
  backdrop-filter: blur(8px);
  transition: all var(--transition-normal);
  cursor: default;
}

.tag:hover {
  border-color: var(--aws-orange);
  color: var(--aws-orange);
  background: rgba(255,153,0,0.08);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(255,153,0,0.15);
}

/* ============================
   合作亮点
   ============================ */
.section-why {
  background: linear-gradient(180deg, var(--aws-dark-2) 0%, var(--aws-dark) 100%);
}

.highlights-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.highlight-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  text-align: center;
  transition: all var(--transition-normal);
}

.highlight-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
  background: rgba(255,255,255,0.08);
}

.highlight-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  color: var(--aws-orange);
  border-radius: 18px;
  background: rgba(255, 153, 0, 0.1);
  border: 1px solid rgba(255, 153, 0, 0.18);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
}

.highlight-icon svg {
  width: 30px;
  height: 30px;
}

.highlight-card:hover .highlight-icon {
  background: rgba(255, 153, 0, 0.16);
  border-color: rgba(255, 153, 0, 0.34);
}

.highlight-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.highlight-detail {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================
   数据/战绩
   ============================ */
.section-stats {
  background: var(--aws-dark);
  position: relative;
}

.section-stats::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--card-border), transparent);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.stat-card {
  background: linear-gradient(145deg, rgba(255,153,0,0.06) 0%, rgba(255,255,255,0.03) 100%);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.stat-card:hover {
  border-color: var(--card-hover-border);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.stat-trend {
  width: 88px;
  height: 56px;
  margin: 0 auto 16px;
  color: var(--aws-orange);
}

.stat-trend svg {
  width: 100%;
  height: 100%;
  margin-bottom: 12px;
}

.stat-number {
  display: inline;
  font-size: clamp(42px, 5vw, 56px);
  font-weight: 900;
  color: var(--aws-orange);
  line-height: 1;
}

.stat-unit {
  display: inline;
  font-size: 28px;
  font-weight: 700;
  color: var(--aws-orange);
}

.stat-label {
  font-size: 15px;
  color: var(--text-secondary);
  margin-top: 10px;
  margin-bottom: 16px;
}

.stat-bar {
  height: 4px;
  background: rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--aws-orange), #ffb84d);
  border-radius: 2px;
  transition: width 1.5s ease;
}

/* ============================
   CTA 行动号召
   ============================ */
.section-cta {
  background:
    radial-gradient(circle at top center, rgba(255, 153, 0, 0.08), transparent 28%),
    linear-gradient(180deg, var(--aws-dark) 0%, var(--aws-dark-2) 100%);
  padding-bottom: 80px;
}

.cta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.cta-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  text-align: left;
  padding: 26px;
  border: 1px solid rgba(236, 196, 116, 0.45);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(7, 28, 56, 0.96), rgba(6, 19, 40, 0.98)),
    var(--card-bg);
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  box-shadow:
    inset 0 0 0 1px rgba(255, 230, 180, 0.08),
    0 22px 56px rgba(0,0,0,0.28);
}

.cta-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255, 214, 138, 0.14) 0%, transparent 42%);
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(255, 215, 140, 0.14);
  border-radius: 22px;
  pointer-events: none;
}

.cta-card:hover {
  border-color: rgba(255, 214, 138, 0.72);
  transform: translateY(-8px) scale(1.01);
  box-shadow:
    inset 0 0 0 1px rgba(255, 230, 180, 0.1),
    0 26px 70px rgba(0,0,0,0.36),
    0 0 0 1px rgba(255, 214, 138, 0.08);
}

.cta-card:hover::after { opacity: 1; }

.cta-card > * { position: relative; z-index: 1; }

.cta-urgent {
  border-color: rgba(255, 181, 138, 0.5);
}

.cta-urgent:hover {
  border-color: rgba(255, 199, 122, 0.8);
}

.cta-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 187, 82, 0.12);
  border: 1px solid rgba(255, 208, 138, 0.28);
  color: #ffd08a;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.cta-arrow {
  font-size: 13px;
  font-weight: 800;
  color: rgba(255, 227, 175, 0.55);
  letter-spacing: 0.14em;
}

.cta-emoji {
  font-size: 42px;
  margin-bottom: 14px;
  filter: drop-shadow(0 8px 24px rgba(255, 153, 0, 0.15));
}

.cta-name {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.35;
  min-height: 66px;
}

.cta-detail {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 26px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 58px;
  padding: 12px 28px;
  border: 2px solid rgba(222, 178, 95, 0.9);
  border-radius: 100px;
  background: linear-gradient(180deg, #fff0c9 0%, #f0c874 52%, #d29a3f 100%);
  color: #1a1f28;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: 0.02em;
  box-shadow:
    inset 0 2px 0 rgba(255,255,255,0.62),
    0 10px 24px rgba(182, 120, 22, 0.28);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.cta-card:hover .cta-btn {
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow:
    inset 0 2px 0 rgba(255,255,255,0.68),
    0 14px 28px rgba(182, 120, 22, 0.34);
}

/* ============================
   承接表单区
   ============================ */
.section-leads {
  background:
    radial-gradient(circle at top left, rgba(255, 153, 0, 0.12), transparent 30%),
    linear-gradient(180deg, var(--aws-dark-2) 0%, #101a2b 100%);
  padding-top: 0;
  padding-bottom: 120px;
}

.lead-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.lead-card {
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(255,255,255,0.09), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: 0 24px 72px rgba(0,0,0,0.25);
  backdrop-filter: blur(16px);
}

.lead-card-urgent {
  border-color: rgba(255, 128, 92, 0.35);
  box-shadow: 0 24px 72px rgba(106, 24, 13, 0.18);
}

.lead-card-head {
  min-height: 190px;
}

.lead-card-head h3 {
  font-size: 26px;
  line-height: 1.25;
  margin-bottom: 10px;
}

.lead-card-head p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 24px;
}

.lead-badge {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255, 153, 0, 0.12);
  border: 1px solid rgba(255, 153, 0, 0.2);
  color: #ffd08a;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
  text-transform: uppercase;
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
}

.lead-form label {
  display: grid;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(7, 13, 23, 0.45);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.lead-form input::placeholder,
.lead-form textarea::placeholder {
  color: rgba(255,255,255,0.38);
}

.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  border-color: rgba(255, 153, 0, 0.5);
  box-shadow: 0 0 0 4px rgba(255, 153, 0, 0.12);
  background: rgba(7, 13, 23, 0.7);
}

.lead-form textarea {
  resize: vertical;
  min-height: 128px;
}

.range-value {
  color: var(--text-muted);
  font-size: 13px;
}

.range-value strong {
  color: #ffd08a;
  margin-right: 8px;
}

.calculator-result {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.calculator-result div {
  padding: 18px;
  border-radius: 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
}

.calculator-result span {
  display: block;
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 6px;
}

.calculator-result strong {
  font-size: 28px;
  line-height: 1;
  color: var(--aws-orange);
}

.form-submit {
  width: 100%;
  border: none;
  border-radius: 999px;
  padding: 14px 22px;
  background: linear-gradient(135deg, var(--aws-orange), #ffb84d);
  color: var(--aws-dark);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  margin-top: auto;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(255,153,0,0.25);
}

.form-submit-urgent {
  background: linear-gradient(135deg, #ff8f5c, #ff5d52);
  color: #fff;
}

.form-note {
  font-size: 13px;
  color: var(--text-muted);
  min-height: 52px;
}

/* ============================
   底部
   ============================ */
.footer {
  background: var(--aws-dark-2);
  border-top: 1px solid var(--card-border);
  padding: 56px 0 40px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.aws-logo-footer {
  opacity: 0.78;
}

.footer-panel {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 380px);
  gap: 40px;
  align-items: center;
  padding: 0;
}

.footer-summary {
  max-width: 720px;
}

.footer-brand-inline {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-brand-text {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: rgba(255,255,255,0.82);
}

.footer-kicker {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--aws-orange);
  background: rgba(255, 153, 0, 0.12);
  border: 1px solid rgba(255, 153, 0, 0.2);
}

.footer-summary h4 {
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.2;
  margin-bottom: 14px;
  max-width: 720px;
}

.footer-summary p {
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.7;
  max-width: 760px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.footer-links span {
  display: inline-flex;
  align-items: center;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.86);
  font-size: 13px;
  font-weight: 600;
}

.footer-contact {
  padding: 28px 30px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.1);
  text-align: left;
  box-shadow: 0 18px 48px rgba(0,0,0,0.2);
}

.footer-contact-label {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.56);
  margin-bottom: 14px;
}

.footer-contact-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 56px;
  padding: 14px 24px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--aws-orange), #ffb84d);
  color: var(--aws-dark);
  font-size: 16px;
  font-weight: 800;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.footer-contact-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(255,153,0,0.22);
}

.footer-contact-handle {
  margin-top: 18px;
  font-size: 28px;
  line-height: 1;
  font-weight: 900;
  color: #ffd08a;
}

.footer-contact-note {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

.footer-bottom {
  padding-top: 22px;
  border-top: 1px solid var(--card-border);
  width: 100%;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-muted);
}

/* ============================
   动画
   ============================ */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate="fade-right"] {
  transform: translateX(-40px);
}

[data-animate="fade-left"] {
  transform: translateX(40px);
}

[data-animate].visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* ============================
   响应式
   ============================ */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .lead-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --section-py: 64px;
  }

  .navbar {
    padding: 12px 0;
  }

  .nav-links, .nav-cta { display: none; }
  .nav-toggle {
    display: flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
  }

  /* Mobile nav */
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 10px);
    left: 18px;
    right: 18px;
    background: rgba(15,27,45,0.96);
    backdrop-filter: blur(16px);
    padding: 18px;
    gap: 10px;
    border: 1px solid var(--card-border);
    border-radius: 20px;
    box-shadow: 0 18px 40px rgba(0,0,0,0.22);
  }

  .nav-links.open a {
    display: block;
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255,255,255,0.02);
  }

  .hero-inner {
    flex-direction: column;
    text-align: center;
    gap: 24px;
    padding: 56px 24px 72px;
  }

  .hero {
    min-height: auto;
    padding-top: 72px;
  }

  .hero-bg {
    background-position: 24% center;
    opacity: 0.62;
    filter: brightness(0.92) saturate(1.04) contrast(1.02);
  }

  .hero-bg::before {
    opacity: 0.6;
  }

  .hero-bg::after {
    opacity: 0.44;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg,
        rgba(4, 12, 25, 0.72) 0%,
        rgba(4, 12, 25, 0.44) 34%,
        rgba(4, 12, 25, 0.82) 100%),
      linear-gradient(90deg,
        rgba(4, 12, 25, 0.4) 0%,
        rgba(4, 12, 25, 0.14) 100%);
  }

  .hero-content {
    order: 1;
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
    padding: 24px 18px;
    border-radius: 24px;
    background: linear-gradient(180deg, rgba(10, 24, 48, 0.72), rgba(7, 17, 34, 0.54));
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 18px 40px rgba(0,0,0,0.18);
    backdrop-filter: blur(10px);
  }

  .hero-profile {
    order: 2;
  }

  .hero-title {
    font-size: clamp(34px, 9vw, 48px);
    margin-bottom: 14px;
  }

  .hero-title-sub {
    font-size: clamp(24px, 7vw, 34px);
  }

  .hero-subtitle {
    margin: 0 auto 28px;
    font-size: 16px;
    max-width: 28rem;
  }

  .hero-buttons {
    justify-content: center;
    flex-direction: column;
    gap: 12px;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .profile-desc {
    margin: 0 auto;
    max-width: 280px;
  }

  .hero-particles {
    opacity: 0.5;
  }

  .services-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .highlights-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cta-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cta-card {
    padding: 22px 20px;
    border-radius: 24px;
  }

  .cta-name {
    font-size: 22px;
  }

  .cta-btn {
    min-height: 54px;
    font-size: 17px;
  }

  .calculator-result {
    grid-template-columns: 1fr;
  }

  .lead-card-head p {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .lead-form input,
  .lead-form select,
  .lead-form textarea {
    padding: 15px 16px;
  }

  .footer-panel {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-summary,
  .footer-contact {
    text-align: center;
  }

  .footer-brand-inline,
  .footer-links {
    justify-content: center;
  }

  [data-animate],
  [data-animate="fade-right"],
  [data-animate="fade-left"] {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 18px;
  }

  .hero-inner {
    padding: 42px 18px 60px;
  }

  .hero-content {
    padding: 20px 16px;
    border-radius: 22px;
  }

  .hero-title {
    font-size: 32px;
  }

  .hero-title-sub {
    font-size: 22px;
  }

  .hero-subtitle {
    font-size: 15px;
  }

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

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

  .profile-img-wrapper {
    width: 160px;
    height: 160px;
  }

  .profile-img {
    width: 160px;
    height: 160px;
  }

  .cta-name {
    min-height: 0;
    font-size: 21px;
  }

  .lead-card {
    padding: 24px 20px;
  }

  .lead-card-head {
    min-height: 0;
  }

  .footer-summary h4 {
    font-size: 30px;
  }

  .footer-summary p {
    font-size: 15px;
  }

  .footer-contact {
    padding: 22px 20px;
  }

  .footer-contact-handle {
    font-size: 24px;
  }
}