/* ============================================
   K-인사이트 커뮤니티 — 落地页样式
   配色: 日落珊瑚 #FF6B6B / #FFB6B9 / 深海军蓝 #2C3E50
   字体: Noto Sans KR
   ============================================ */

:root {
  --coral: #FF6B6B;
  --coral-soft: #FFB6B9;
  --coral-dark: #E54E58;
  --navy: #2C3E50;
  --navy-soft: #3A506B;
  --ink: #1A1F2C;
  --ink-2: #4A5568;
  --ink-3: #718096;
  --bg: #FFF9F8;
  --bg-2: #FFEFEC;
  --white: #FFFFFF;
  --border: rgba(44, 62, 80, 0.08);
  --shadow-sm: 0 4px 12px rgba(44, 62, 80, 0.06);
  --shadow-md: 0 10px 30px rgba(44, 62, 80, 0.08);
  --shadow-lg: 0 24px 60px rgba(255, 107, 107, 0.18);
  --shadow-xl: 0 30px 80px rgba(44, 62, 80, 0.18);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --grad-coral: linear-gradient(135deg, #FF6B6B 0%, #FF8B82 50%, #FFB6B9 100%);
  --grad-bg: linear-gradient(180deg, #FFF9F8 0%, #FFEFEC 100%);
  --grad-navy: linear-gradient(135deg, #2C3E50 0%, #3A506B 100%);
}

/* ===== Reset ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: 110px; /* leave room for floating CTA */
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
em { font-style: normal; }

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
  transition: all .25s ease;
  white-space: nowrap;
}
.btn-icon-img {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  flex-shrink: 0;
  object-fit: contain;
}
.btn-primary {
  background: var(--grad-coral);
  color: white;
  box-shadow: 0 10px 24px rgba(255, 107, 107, 0.35), inset 0 1px 0 rgba(255,255,255,0.2);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(255, 107, 107, 0.45), inset 0 1px 0 rgba(255,255,255,0.2);
}
.btn-primary:active { transform: translateY(0); }
.btn-arrow { font-size: 14px; transition: transform .25s ease; }
.btn-primary:hover .btn-arrow { transform: translateX(4px); }
.btn-lg { padding: 18px 34px; font-size: 17px; }
.btn-xl { padding: 22px 44px; font-size: 19px; }
.btn-mini {
  padding: 8px 16px;
  font-size: 13px;
  background: var(--grad-coral);
  color: white;
  box-shadow: 0 6px 14px rgba(255,107,107,0.28);
}
.btn-mini .btn-icon-img { width: 16px; height: 16px; }
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--navy);
  font-weight: 600;
  padding: 14px 18px;
  font-size: 15px;
  transition: color .2s;
}
.btn-link:hover { color: var(--coral); }

/* ===== Logo (footer 内仍在使用) ===== */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  color: var(--navy);
}
.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--grad-coral);
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  box-shadow: 0 6px 16px rgba(255,107,107,0.35);
}
.logo-text { font-size: 18px; letter-spacing: -0.02em; }

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 56px 0 110px;
  background: var(--grad-bg);
  overflow: hidden;
}
.hero-bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .6;
  pointer-events: none;
}
.shape-a {
  width: 480px;
  height: 480px;
  background: var(--coral-soft);
  top: -120px;
  right: -120px;
}
.shape-b {
  width: 380px;
  height: 380px;
  background: rgba(44, 62, 80, 0.12);
  bottom: -60px;
  left: -100px;
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(44,62,80,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,62,80,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(180deg, transparent, black 40%, black 60%, transparent);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 600;
  color: var(--navy);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}
.hero-badge-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.18);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(255,107,107,0.18); }
  50% { box-shadow: 0 0 0 8px rgba(255,107,107,0.05); }
}

.hero-title {
  font-size: clamp(36px, 5.4vw, 64px);
  font-weight: 900;
  line-height: 1.1;
  color: var(--navy);
  letter-spacing: -0.035em;
  margin-bottom: 24px;
}
.title-line {
  display: block;
}
.title-accent {
  background: var(--grad-coral);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  font-size: 17px;
  color: var(--ink-2);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 540px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 24px 28px;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  max-width: 540px;
}
.stat-num {
  font-size: 28px;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.stat-num span {
  font-size: 18px;
  color: var(--coral);
}
.stat-label {
  font-size: 13px;
  color: var(--ink-3);
  font-weight: 500;
  margin-top: 4px;
}

/* ===== Hero visual — 双三角组合 ===== */
.hero-visual { position: relative; perspective: 1200px; }

.tri-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1.05 / 1;
  border-radius: var(--radius-lg);
  transform-style: preserve-3d;
  /* 入场:整体由远到近 */
  animation: stageIn .9s cubic-bezier(.22,.61,.36,1) both;
}
@keyframes stageIn {
  from { opacity: 0; transform: scale(.94); }
  to   { opacity: 1; transform: scale(1); }
}

/* 单个三角形容器 */
.tri {
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  transition: transform .6s cubic-bezier(.22,.61,.36,1);
  will-change: transform;
}
/* 内部图层 — 给图片做反向偏移制造视差 */
.tri-img {
  position: absolute;
  inset: -4%;
  background-size: cover;
  background-position: center;
  transition: transform .8s cubic-bezier(.22,.61,.36,1);
}
.tri-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  mix-blend-mode: multiply;
  opacity: .35;
}

/* 左上三角 */
.tri-tl {
  clip-path: polygon(0 0, 100% 0, 0 100%);
  z-index: 2;
  animation: triSlideTL 1.1s cubic-bezier(.22,.61,.36,1) both;
}
.tri-overlay-tl {
  background: linear-gradient(135deg, rgba(255,107,107,0.18) 0%, transparent 60%);
  mix-blend-mode: screen;
  opacity: 1;
}

/* 右下三角 */
.tri-br {
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  z-index: 2;
  animation: triSlideBR 1.1s cubic-bezier(.22,.61,.36,1) both;
}
.tri-overlay-br {
  background: linear-gradient(135deg, transparent 40%, rgba(44,62,80,0.55) 100%);
  mix-blend-mode: multiply;
  opacity: 1;
}

@keyframes triSlideTL {
  0%   { transform: translate(-30%, -30%) rotate(-3deg); opacity: 0; }
  60%  { opacity: 1; }
  100% { transform: translate(0, 0) rotate(0); opacity: 1; }
}
@keyframes triSlideBR {
  0%   { transform: translate(30%, 30%) rotate(3deg); opacity: 0; }
  60%  { opacity: 1; }
  100% { transform: translate(0, 0) rotate(0); opacity: 1; }
}

/* 持续呼吸:入场后由 JS 加 .breathe 类 */
.tri-stage.breathe .tri-tl { animation: breatheTL 6s ease-in-out infinite; }
.tri-stage.breathe .tri-br { animation: breatheBR 6s ease-in-out infinite; }
@keyframes breatheTL {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(-1.2%, -1.2%); }
}
@keyframes breatheBR {
  0%, 100% { transform: translate(0, 0); }
  50%      { transform: translate(1.2%, 1.2%); }
}

/* Hover 时分离更明显 */
.tri-stage:hover .tri-tl { transform: translate(-2.6%, -2.6%); animation: none; }
.tri-stage:hover .tri-br { transform: translate(2.6%, 2.6%); animation: none; }
.tri-stage:hover .tri-tl .tri-img { transform: scale(1.06); }
.tri-stage:hover .tri-br .tri-img { transform: scale(1.06); }

/* 对角分隔线 + 流动光点 */
.tri-diagonal {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.tri-diagonal::before {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 160%;
  height: 2px;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(255,255,255,0.25) 20%,
    rgba(255,107,107,0.95) 50%,
    rgba(255,255,255,0.25) 80%,
    transparent 100%
  );
  transform: translate(-50%, -50%) rotate(-45deg);
  filter: drop-shadow(0 0 8px rgba(255,107,107,0.6));
}
.tri-glow {
  position: absolute;
  top: 50%; left: 50%;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: white;
  box-shadow: 0 0 24px 6px rgba(255,107,107,0.7), 0 0 48px 12px rgba(255,107,107,0.35);
  transform: translate(-50%, -50%);
  animation: glowMove 4.5s ease-in-out infinite;
}
@keyframes glowMove {
  0%   { top: 6%;  left: 94%; }
  50%  { top: 94%; left: 6%; }
  100% { top: 6%;  left: 94%; }
}

/* 装饰角标 */
.tri-corner {
  position: absolute;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 13px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: -0.01em;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  animation: floaty 5s ease-in-out infinite;
}
.tri-corner i { font-size: 11px; }
.tc-tl {
  top: 18px; left: 18px;
  background: rgba(255,255,255,0.85);
  color: var(--coral-dark);
  box-shadow: 0 8px 20px rgba(44,62,80,0.15);
}
.tc-br {
  bottom: 18px; right: 18px;
  background: rgba(44,62,80,0.85);
  color: white;
  box-shadow: 0 8px 20px rgba(44,62,80,0.25);
  animation-delay: 1.5s;
}
.float-card {
  position: absolute;
  background: white;
  border-radius: 14px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 18px 40px rgba(44,62,80,0.16);
  z-index: 2;
  animation: floaty 4s ease-in-out infinite;
}
.float-card-1 {
  top: 8%;
  left: -8%;
  animation-delay: 0s;
}
.float-card-2 {
  top: 38%;
  right: -10%;
  animation-delay: 1.3s;
}
.float-card-3 {
  bottom: 8%;
  left: 6%;
  animation-delay: 2.5s;
}
@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.fc-icon {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: white;
  flex-shrink: 0;
}
.fc-icon.up { background: var(--grad-coral); }
.fc-icon.news { background: var(--grad-navy); }
.fc-icon.report { background: linear-gradient(135deg, #FFB6B9, #FF6B6B); }
.fc-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}
.fc-value {
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
  margin-top: 1px;
}
.fc-value.up { color: var(--coral); }

.scroll-indicator {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--navy);
  opacity: 0.4;
  font-size: 18px;
  animation: scrollDown 2s ease-in-out infinite;
}
@keyframes scrollDown {
  0%, 100% { transform: translate(-50%, 0); opacity: 0.4; }
  50% { transform: translate(-50%, 8px); opacity: 0.8; }
}

/* ===== Section base ===== */
.section {
  padding: 100px 0;
  position: relative;
}
.section-head { margin-bottom: 56px; max-width: 800px; }
.section-head.center { margin: 0 auto 56px; text-align: center; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255,107,107,0.1);
  color: var(--coral-dark);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}
.section-title {
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 900;
  line-height: 1.25;
  color: var(--navy);
  letter-spacing: -0.025em;
}
.section-title em {
  background: var(--grad-coral);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-lead {
  font-size: 17px;
  color: var(--ink-2);
  line-height: 1.8;
  margin: 22px 0 28px;
}

/* ===== Features ===== */
.features { background: white; }
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  position: relative;
  padding: 36px 28px;
  border-radius: var(--radius);
  background: var(--bg);
  border: 1px solid var(--border);
  transition: all .3s ease;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--grad-coral);
  opacity: 0;
  transition: opacity .3s ease;
  z-index: 0;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.feature-card:hover::before { opacity: 1; }
.feature-card:hover .feat-icon {
  background: white;
  color: var(--coral);
}
.feature-card:hover h3,
.feature-card:hover p {
  color: white;
}
.feature-card > * { position: relative; z-index: 1; }
.feat-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: var(--grad-coral);
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 22px;
  box-shadow: 0 10px 22px rgba(255,107,107,0.28);
  transition: all .3s ease;
}
.feature-card h3 {
  font-size: 19px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 10px;
  transition: color .3s ease;
}
.feature-card p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.7;
  transition: color .3s ease;
}

/* ===== Split sections ===== */
.section-split.alt { background: white; }
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.split-grid.reverse .split-text { order: 2; }
.split-grid.reverse .split-visual { order: 1; }
.check-list {
  margin: 0 0 32px;
  display: grid;
  gap: 12px;
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15.5px;
  color: var(--navy);
  font-weight: 500;
  line-height: 1.6;
}
.check-list i {
  color: var(--coral);
  font-size: 18px;
  margin-top: 3px;
  flex-shrink: 0;
}

.split-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
}
.split-img-wrap img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}
.float-tag {
  position: absolute;
  background: white;
  padding: 10px 16px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy);
  box-shadow: 0 16px 30px rgba(44,62,80,0.18);
  z-index: 2;
}
.float-tag i { color: var(--coral); }
.tag-tl { top: 18px; left: -16px; animation: floaty 4s ease-in-out infinite; }
.tag-br { bottom: 22px; right: -18px; animation: floaty 4s ease-in-out infinite; animation-delay: 1.5s; }
.float-tag.pulse {
  background: var(--coral);
  color: white;
}
.pulse-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: white;
  animation: pulseDot 1.4s ease-in-out infinite;
}
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.2); }
}

/* ===== Testimonials slider ===== */
.testimonials {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  overflow: hidden;
}
.slider-wrap {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 60px;
}
.slider-viewport {
  overflow: hidden;
  padding: 20px 4px 32px;
}
.slider-track {
  display: flex;
  transition: transform .55s cubic-bezier(.22, .61, .36, 1);
  gap: 24px;
}
.slide {
  flex: 0 0 calc((100% - 72px) / 4); /* 4 per row, 3 gaps of 24 */
  display: flex;
  justify-content: center;
}
.phone {
  width: 100%;
  max-width: 270px;
  background: var(--navy);
  border-radius: 36px;
  padding: 10px;
  box-shadow: 0 26px 50px rgba(44, 62, 80, 0.22);
  position: relative;
}
.phone-notch {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 22px;
  background: var(--navy);
  border-radius: 0 0 14px 14px;
  z-index: 3;
}
.phone-notch::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 6px;
  background: rgba(255,255,255,0.18);
  border-radius: 6px;
}
.phone-screen {
  background: white;
  border-radius: 28px;
  overflow: hidden;
  min-height: 440px;
  display: flex;
  flex-direction: column;
}
.phone-status {
  display: flex;
  justify-content: space-between;
  padding: 14px 22px 10px;
  font-size: 11px;
  font-weight: 700;
  color: var(--navy);
}
.status-icons { display: inline-flex; gap: 4px; }
.review { padding: 18px 22px 24px; }
.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.r-info { min-width: 0; }
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  font-size: 17px;
  flex-shrink: 0;
}
.a1 { background: linear-gradient(135deg, #FF6B6B, #FF8E8E); }
.a2 { background: linear-gradient(135deg, #2C3E50, #5A6F88); }
.a3 { background: linear-gradient(135deg, #FFB6B9, #FF8589); color: var(--navy); }
.a4 { background: linear-gradient(135deg, #3A506B, #6B7F99); }
.a5 { background: linear-gradient(135deg, #FF6B6B, #FFB6B9); }
.a6 { background: linear-gradient(135deg, #2C3E50, #FF6B6B); }
.r-name {
  font-size: 14px;
  font-weight: 800;
  color: var(--navy);
}
.r-meta {
  font-size: 11.5px;
  color: var(--ink-3);
  margin-top: 1px;
}
.stars {
  color: #FFB400;
  font-size: 13px;
  margin-bottom: 10px;
  display: flex;
  gap: 2px;
}
.review-body {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.7;
  margin-bottom: 14px;
  word-break: keep-all;
}
.review-time {
  font-size: 11.5px;
  color: var(--ink-3);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding-top: 10px;
  border-top: 1px dashed var(--border);
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: white;
  color: var(--navy);
  box-shadow: var(--shadow-md);
  font-size: 16px;
  z-index: 3;
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.slider-btn:hover {
  background: var(--coral);
  color: white;
  transform: translateY(-50%) scale(1.06);
}
.slider-btn.prev { left: 0; }
.slider-btn.next { right: 0; }
.slider-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  transform: translateY(-50%);
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
}
.slider-dots .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(44,62,80,0.2);
  transition: all .2s;
  cursor: pointer;
  border: none;
  padding: 0;
}
.slider-dots .dot.active {
  background: var(--coral);
  width: 24px;
  border-radius: 4px;
}

/* ===== Final CTA ===== */
.final-cta {
  position: relative;
  padding: 110px 0;
  background: var(--grad-navy);
  text-align: center;
  color: white;
  overflow: hidden;
}
.cta-bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
  pointer-events: none;
}
.cta-bg-shape.s1 {
  width: 380px; height: 380px;
  background: var(--coral);
  top: -120px; left: 10%;
}
.cta-bg-shape.s2 {
  width: 480px; height: 480px;
  background: var(--coral-soft);
  bottom: -160px; right: 5%;
}
.final-cta .container { position: relative; z-index: 2; }
.final-cta h2 {
  font-size: clamp(28px, 4vw, 46px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}
.final-cta h2 em {
  background: var(--grad-coral);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.final-cta p {
  font-size: 17px;
  opacity: 0.85;
  margin-bottom: 36px;
}

/* ===== Footer ===== */
.site-footer {
  background: #1A2533;
  color: rgba(255,255,255,0.75);
  padding: 56px 0 32px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 40px;
  align-items: start;
}
.footer-brand .logo { color: white; margin-bottom: 12px; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  justify-content: flex-end;
  align-items: center;
}
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  transition: color .2s;
}
.footer-links a:hover { color: var(--coral-soft); }
.footer-links a i { font-size: 13px; color: var(--coral); }
.footer-copy {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  margin-top: 24px;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  text-align: center;
}

/* ===== Floating fixed CTA (always visible, centered) ===== */
.floating-cta {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  pointer-events: auto;
}
.btn-bounce {
  animation: bounceY 1.6s ease-in-out infinite;
  padding: 16px 32px;
  font-size: 16px;
  box-shadow: 0 16px 30px rgba(255,107,107,0.45), 0 4px 0 rgba(0,0,0,0.04);
}
@keyframes bounceY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal.open {
  display: flex;
  animation: modalIn .2s ease;
}
@keyframes modalIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26,31,44,0.5);
  backdrop-filter: blur(6px);
}
.modal-dialog {
  position: relative;
  background: white;
  border-radius: var(--radius);
  padding: 36px 36px 32px;
  max-width: 560px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalRise .25s ease;
}
@keyframes modalRise {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.modal-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--navy);
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all .2s;
}
.modal-close:hover { background: var(--coral); color: white; }
.modal-title {
  font-size: 22px;
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}
.modal-body h4 {
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
  margin: 18px 0 8px;
}
.modal-body h4:first-child { margin-top: 0; }
.modal-body p {
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.75;
}
.modal-body .policy-intro {
  padding: 14px 16px;
  background: var(--bg-2);
  border-left: 3px solid var(--coral);
  border-radius: 8px;
  font-size: 14px;
  color: var(--navy);
  margin-bottom: 18px;
  line-height: 1.7;
}

/* ===== 滚动出现动画 ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s cubic-bezier(.22, .61, .36, 1);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .float-card, .float-tag, .scroll-indicator, .btn-bounce { animation: none !important; }
}

/* ===========================
   响应式 — 平板
   =========================== */
@media (max-width: 1024px) {
  .hero { padding: 40px 0 90px; }
  .hero-grid { grid-template-columns: 1fr; gap: 50px; }
  .tri-stage { max-width: 540px; margin: 0 auto; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .split-grid { grid-template-columns: 1fr; gap: 50px; }
  .split-grid.reverse .split-text { order: 1; }
  .split-grid.reverse .split-visual { order: 2; }
  .nav-links { display: none; }
  .slide { flex: 0 0 calc((100% - 24px) / 2); }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .footer-links { justify-content: flex-start; }
}

/* ===========================
   响应式 — 手机
   =========================== */
@media (max-width: 640px) {
  body { padding-bottom: 96px; }

  .container { padding: 0 18px; }
  .section { padding: 64px 0; }
  .section-head { margin-bottom: 36px; }

  /* Header */
  .header-inner { padding: 12px 18px; gap: 12px; }
  .logo-text { font-size: 16px; }
  .logo-mark { width: 32px; height: 32px; font-size: 14px; }
  .btn-mini { padding: 7px 12px; font-size: 12px; }

  /* Hero */
  .hero { padding: 24px 0 70px; }
  .hero-grid { gap: 36px; }
  .hero-badge { font-size: 12px; padding: 6px 12px; margin-bottom: 18px; }
  .hero-title { font-size: 34px; line-height: 1.15; margin-bottom: 18px; }
  .hero-sub { font-size: 15px; line-height: 1.7; margin-bottom: 24px; }
  .hero-actions {
    margin-bottom: 36px;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-actions .btn-link { justify-content: center; }
  .btn-lg { padding: 16px 24px; font-size: 16px; }

  .hero-stats {
    grid-template-columns: repeat(3, 1fr);
    padding: 16px 14px;
    gap: 8px;
    text-align: center;
  }
  .stat-num { font-size: 22px; justify-content: center; }
  .stat-label { font-size: 11.5px; }

  .tri-stage { aspect-ratio: 1.05 / 1; }
  .tri-corner { font-size: 11px; padding: 6px 11px; }
  .tc-tl { top: 12px; left: 12px; }
  .tc-br { bottom: 12px; right: 12px; }
  .tri-glow { width: 11px; height: 11px; }

  .float-card { padding: 9px 12px; gap: 8px; }
  .fc-icon { width: 32px; height: 32px; font-size: 13px; }
  .fc-title { font-size: 10px; }
  .fc-value { font-size: 12.5px; }
  .float-card-1 { left: -2%; top: 4%; }
  .float-card-2 { right: -3%; top: 36%; }
  .float-card-3 { bottom: 4%; left: 4%; }

  .scroll-indicator { display: none; }

  /* Section title */
  .section-title { font-size: 26px; line-height: 1.3; }
  .section-lead { font-size: 15px; margin: 16px 0 22px; }
  .eyebrow { font-size: 12px; padding: 5px 12px; margin-bottom: 14px; }

  /* Features */
  .features-grid { grid-template-columns: 1fr; gap: 14px; }
  .feature-card { padding: 24px 20px; }
  .feat-icon { width: 48px; height: 48px; font-size: 19px; margin-bottom: 16px; border-radius: 14px; }
  .feature-card h3 { font-size: 17px; }
  .feature-card p { font-size: 14px; }

  /* Split */
  .split-grid { gap: 36px; }
  .check-list li { font-size: 14.5px; }
  .check-list { margin-bottom: 24px; }
  .split-text .btn { width: 100%; justify-content: center; }
  .float-tag { font-size: 12px; padding: 8px 12px; }
  .tag-tl { top: 12px; left: -8px; }
  .tag-br { bottom: 14px; right: -8px; }

  /* Testimonials slider — 1 per row */
  .slider-wrap { padding: 0 18px; }
  .slider-viewport { padding: 12px 4px 24px; }
  .slider-track { gap: 16px; }
  .slide { flex: 0 0 100%; }
  .phone { max-width: 290px; }
  .phone-screen { min-height: 420px; }
  .slider-btn { width: 38px; height: 38px; font-size: 13px; }
  .slider-btn.prev { left: -4px; }
  .slider-btn.next { right: -4px; }

  /* Final CTA */
  .final-cta { padding: 72px 0; }
  .final-cta h2 { font-size: 24px; line-height: 1.4; }
  .final-cta p { font-size: 15px; margin-bottom: 26px; }
  .btn-xl { padding: 16px 26px; font-size: 16px; width: 100%; justify-content: center; }

  /* Footer */
  .site-footer { padding: 40px 0 24px; }
  .footer-links { gap: 12px 18px; }
  .footer-links a { font-size: 13px; }
  .footer-copy { font-size: 12px; padding-top: 18px; margin-top: 18px; }

  /* Floating CTA */
  .floating-cta { bottom: 14px; width: calc(100% - 24px); max-width: 420px; }
  .btn-bounce {
    width: 100%;
    justify-content: center;
    padding: 14px 22px;
    font-size: 15px;
  }

  /* Modal */
  .modal-dialog { padding: 26px 22px 22px; max-height: 86vh; }
  .modal-title { font-size: 19px; }
  .modal-body p { font-size: 14px; }
}

/* iPhone 较小屏幕 */
@media (max-width: 380px) {
  .hero-title { font-size: 30px; }
  .hero-stats { gap: 4px; padding: 14px 10px; }
  .stat-num { font-size: 19px; }
  .stat-label { font-size: 11px; }
}