/* home.css — 首页 Hero 九圆点 + 模块联动 */

/* ====== Hero ====== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  background: var(--c-bg-deep);
  color: #fff;
  overflow: hidden;
  isolation: isolate;
  padding-top: var(--h-header);
}
.hero__bg {
  position: absolute; inset: 0; z-index: -2;
  background-image: url('../img/hero-bg.webp');
  background-image: image-set(
    url('../img/hero-bg.webp') type('image/webp'),
    url('../img/hero-bg.jpg') type('image/jpeg')
  );
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: .85;
}
@media (max-width: 767.98px) {
  .hero__bg {
    background-image: url('../img/hero-bg-sm.webp');
    background-image: image-set(
      url('../img/hero-bg-sm.webp') type('image/webp'),
      url('../img/hero-bg-sm.jpg') type('image/jpeg')
    );
  }
}
.hero__overlay {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(229,0,127,.18), transparent 60%),
    linear-gradient(180deg, rgba(9,0,5,.3) 0%, rgba(9,0,5,.6) 100%);
}

.hero__inner {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--s-6);
  padding-block: var(--s-8);
}
@media (min-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr 1fr; gap: var(--s-8); padding-block: var(--s-10); }
}

/* Logo + 九圆点（核心） */
.logo-stage {
  position: relative;
  width: 100%;
  max-width: 520px;
  margin-inline: auto;
  aspect-ratio: 1 / 1;
}

.logo-mark {
  width: 100%; height: 100%;
  color: #fff;
}

.logo-mark__n-lines {
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  animation: drawLine 1.4s var(--ease) forwards;
  animation-delay: 0.2s;
}

.logo-mark__dot {
  opacity: 0;
  transform-origin: center;
  transform-box: fill-box;
  animation: dotEnter .6s var(--ease) forwards;
  cursor: pointer;
  transition: transform var(--t-base) var(--ease), filter var(--t-base) var(--ease);
}
.logo-mark__dot:nth-child(1) { animation-delay: .10s; }
.logo-mark__dot:nth-child(2) { animation-delay: .18s; }
.logo-mark__dot:nth-child(3) { animation-delay: .26s; }
.logo-mark__dot:nth-child(4) { animation-delay: .34s; }
.logo-mark__dot:nth-child(5) { animation-delay: .42s; }
.logo-mark__dot:nth-child(6) { animation-delay: .50s; }
.logo-mark__dot:nth-child(7) { animation-delay: .58s; }
.logo-mark__dot:nth-child(8) { animation-delay: .66s; }
.logo-mark__dot:nth-child(9) { animation-delay: .74s; }

.logo-mark__dot:hover,
.logo-mark__dot.is-active {
  transform: scale(1.4);
  filter: drop-shadow(0 0 12px currentColor);
}

/* 圆点 Tooltip */
.dot-tooltip {
  position: absolute;
  pointer-events: none;
  background: rgba(9,0,5,.92);
  backdrop-filter: blur(8px);
  border: 1px solid var(--c-primary);
  border-radius: var(--r-card);
  padding: var(--s-2) var(--s-3);
  color: #fff;
  font-size: var(--fs-sm);
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, -100%) translateY(-12px);
  transition: opacity var(--t-base) var(--ease);
  z-index: 10;
}
.dot-tooltip.is-visible { opacity: 1; }
.dot-tooltip::before {
  content: ''; position: absolute; bottom: -6px; left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px; height: 12px;
  background: rgba(9,0,5,.92);
  border-right: 1px solid var(--c-primary);
  border-bottom: 1px solid var(--c-primary);
}
.dot-tooltip__title { font-weight: 700; color: var(--c-primary-light); }
.dot-tooltip__tagline { font-size: var(--fs-xs); opacity: .75; margin-top: 2px; }

/* Hero 文案 */
.hero__copy { max-width: 560px; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: var(--s-1);
  padding: 6px 14px;
  background: rgba(229,0,127,.18);
  border: 1px solid rgba(229,0,127,.4);
  border-radius: var(--r-pill);
  font-size: var(--fs-sm); color: var(--c-primary-light);
  margin-bottom: var(--s-3);
}
.hero__eyebrow .dot-blink {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-primary); animation: pulse 1.6s infinite;
}
.hero__title {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  color: #fff;
  margin-bottom: var(--s-3);
}
.hero__title .accent { color: var(--c-primary-light); }
.hero__title .en { font-family: var(--font-en); color: var(--c-primary-light); }
.hero__subtitle { font-size: var(--fs-md); color: rgba(255,255,255,.8); margin-bottom: var(--s-4); }
.hero__subtitle small {
  display: inline-block;
  padding: 4px 10px;
  background: rgba(255,255,255,.1);
  border-radius: var(--r-pill);
  font-size: var(--fs-sm); margin-right: var(--s-1);
}
.hero__cta { display: flex; gap: var(--s-2); flex-wrap: wrap; margin-top: var(--s-4); }

/* ====== 九模块卡片区 ====== */
.modules {
  background: var(--c-bg);
  position: relative;
}
.modules__head { text-align: center; max-width: 720px; margin-inline: auto; margin-bottom: var(--s-6); }
.modules__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-3);
}
@media (min-width: 640px) { .modules__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .modules__grid { grid-template-columns: repeat(3, 1fr); gap: var(--s-4); } }

.module-card {
  position: relative;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-card);
  padding: var(--s-4);
  display: flex; flex-direction: column; gap: var(--s-2);
  transition: all var(--t-base) var(--ease);
  cursor: pointer;
  text-decoration: none; color: inherit;
  overflow: hidden;
}
.module-card::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--module-color, var(--c-primary)) 0%, transparent 50%);
  opacity: 0; transition: opacity var(--t-base) var(--ease);
  pointer-events: none;
}
.module-card:hover, .module-card.is-active {
  transform: translateY(-6px);
  border-color: var(--module-color, var(--c-primary));
  box-shadow: 0 12px 32px rgba(229,0,127,.15);
}
.module-card:hover::before, .module-card.is-active::before { opacity: .08; }

.module-card__index {
  position: absolute; top: var(--s-3); right: var(--s-3);
  font-family: var(--font-en); font-weight: 900;
  font-size: var(--fs-2xl);
  color: var(--module-color, var(--c-primary));
  opacity: .2;
  line-height: 1;
}
.module-card__icon {
  width: 48px; height: 48px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--c-primary-pale);
  color: var(--module-color, var(--c-primary));
  border-radius: var(--r-btn);
  font-size: var(--fs-xl); font-weight: 900;
  margin-bottom: var(--s-1);
}
.module-card__title { font-size: var(--fs-xl); font-weight: 900; color: var(--c-text); }
.module-card__tagline { font-size: var(--fs-sm); color: var(--module-color, var(--c-primary-deep)); font-weight: 600; }
.module-card__desc { color: var(--c-text-sub); font-size: var(--fs-sm); line-height: 1.7; flex-grow: 1; }
.module-card__cta {
  margin-top: var(--s-2);
  display: inline-flex; align-items: center; gap: var(--s-1);
  color: var(--module-color, var(--c-primary));
  font-weight: 700; font-size: var(--fs-sm);
}
.module-card__cta .arrow { transition: transform var(--t-fast) var(--ease); }
.module-card:hover .module-card__cta .arrow { transform: translateX(4px); }

/* ====== 数据带（已迁移至 components.css，供所有页面共用） ====== */

/* ====== 价值主张 ====== */
.values {
  background: var(--c-bg-alt);
}
.values__grid {
  display: grid; grid-template-columns: 1fr; gap: var(--s-4);
  margin-top: var(--s-6);
}
@media (min-width: 768px) { .values__grid { grid-template-columns: repeat(3, 1fr); } }

.value-card {
  background: var(--c-surface);
  border-radius: var(--r-card);
  padding: var(--s-5);
  border-top: 4px solid var(--c-primary);
  text-align: center;
  transition: transform var(--t-base) var(--ease);
}
.value-card:hover { transform: translateY(-4px); }
.value-card--warm { border-top-color: var(--c-accent-warm); }
.value-card--cyan { border-top-color: var(--c-accent-cyan); }
.value-card__icon {
  font-size: 48px; color: var(--c-primary); margin-bottom: var(--s-2); line-height: 1;
}
.value-card--warm .value-card__icon { color: var(--c-accent-warm); }
.value-card--cyan .value-card__icon { color: var(--c-accent-cyan); }
.value-card h3 { color: var(--c-text); margin-bottom: var(--s-1); }
.value-card__tag {
  display: inline-block; font-size: var(--fs-xs); font-weight: 700;
  color: var(--c-primary-deep); margin-bottom: var(--s-2); letter-spacing: 1px;
}

/* ====== 标杆案例 ====== */
.case-highlight {
  display: grid; grid-template-columns: 1fr; gap: var(--s-6);
  align-items: center;
  background: var(--c-bg-alt);
  border-radius: var(--r-card);
  padding: var(--s-5);
  border: 1px solid var(--c-border);
}
@media (min-width: 1024px) { .case-highlight { grid-template-columns: 1fr 1.2fr; padding: var(--s-8); } }

.case-highlight__visual {
  position: relative;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--c-primary), var(--c-primary-deep));
  border-radius: var(--r-card);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.case-highlight__score {
  font-family: var(--font-en); font-weight: 900;
  font-size: clamp(72px, 12vw, 120px); line-height: 1;
  text-shadow: 0 4px 24px rgba(0,0,0,.25);
}
.case-highlight__score small {
  display: block; font-size: var(--fs-sm); font-weight: 500;
  letter-spacing: 4px; opacity: .85; margin-top: var(--s-1);
}

.case-highlight__body h3 { color: var(--c-text); margin-bottom: var(--s-2); }
.case-highlight__metrics {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--s-3);
  margin-top: var(--s-4);
}
.metric {
  padding: var(--s-3);
  background: var(--c-surface);
  border-radius: var(--r-btn);
  border: 1px solid var(--c-border);
}
.metric__val { font-size: var(--fs-2xl); font-weight: 900; color: var(--c-primary); }
.metric__lbl { font-size: var(--fs-xs); color: var(--c-text-sub); margin-top: 2px; }

/* ====== CTA 区（已迁移至 components.css，供所有页面共用） ====== */

/* ====== 动画 ====== */
@keyframes drawLine { to { stroke-dashoffset: 0; } }
@keyframes dotEnter {
  0% { opacity: 0; transform: scale(0); }
  60% { opacity: 1; transform: scale(1.3); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.5); }
}

/* 滚动指示 */
.scroll-hint {
  position: absolute; bottom: var(--s-3); left: 50%; transform: translateX(-50%);
  color: rgba(255,255,255,.5); font-size: var(--fs-xs);
  letter-spacing: 2px;
  animation: scrollHint 2s infinite;
}
@keyframes scrollHint {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: .4; }
  50% { transform: translateX(-50%) translateY(6px); opacity: 1; }
}