@charset "UTF-8";
/* 拓账云官网 — 首页私有样式 */

.hero {
  position: relative;
  overflow: hidden;
  padding: 56px 0;
  padding: clamp(3.5rem, 9vw, 6rem) 0;
  min-height: 420px;
  min-height: clamp(380px, 48vw, 480px);
  display: flex;
  align-items: center;
}

.hero::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: linear-gradient(
    105deg,
    rgba(255, 255, 255, 0.88) 0%,
    rgba(245, 250, 255, 0.72) 40%,
    rgba(233, 243, 253, 0.35) 58%,
    transparent 75%
  );
  z-index: 0;
  pointer-events: none;
}

.hero__back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  z-index: 0;
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero__title {
  margin: 0;
  max-width: 960px;
  max-width: min(960px, 96vw);
  font-size: 1.375rem;
  font-size: clamp(1.0625rem, 2.35vw, 1.875rem);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.01em;
  color: #121315;
  color: var(--color-title);
  text-shadow: 0 2px 24px rgba(255, 255, 255, 0.85);
}

.hero__title-line {
  display: block;
  white-space: nowrap;
}

.hero__lead {
  /* 先写固定 px，避免部分内核不识别 min() 时 max-width 整句失效、段落撑满整行 */
  max-width: 720px;
  width: 100%;
  max-width: min(720px, 92vw);
  margin: 1rem 0 0;
  font-size: 1.0625rem;
  font-size: clamp(0.95rem, 1.6vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-text);
  text-shadow: 0 1px 12px rgba(255, 255, 255, 0.9);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* 浮动说明窗 — 滚动固定，可关闭，滚动时被带跑再弹回 */
.hero-float {
  position: fixed;
  top: auto;
  bottom: 120px;
  bottom: clamp(88px, 18vh, 168px);
  left: 24px;
  left: clamp(20px, 4vw, 48px);
  right: auto;
  z-index: 1100;
  width: 400px;
  max-width: calc(100vw - 32px);
  width: min(400px, calc(100vw - 32px));
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  box-sizing: border-box;
}

.hero-float__track {
  position: relative;
  max-width: 100%;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-radius: var(--radius-md);
  border: 1px solid rgba(4, 130, 249, 0.18);
  box-shadow: 0 12px 36px rgba(4, 130, 249, 0.14);
  will-change: transform;
}

.hero-float__track.is-settling {
  transition: transform 0.65s cubic-bezier(0.34, 1.45, 0.64, 1);
}

.hero-float.is-closed {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.hero-float.is-closed .hero-float__track {
  transform: translateY(-10px);
  transition: transform 0.3s ease;
}

.hero-float__close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  border: none;
  border-radius: 50%;
  background: rgba(4, 130, 249, 0.1);
  color: var(--color-text-muted);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  z-index: 1;
}

.hero-float__close:hover {
  background: rgba(4, 130, 249, 0.18);
  color: var(--color-primary);
}

.hero-float__body {
  padding: 1rem 1.125rem 1.125rem;
  max-width: 100%;
  box-sizing: border-box;
}

.hero-float__lead {
  margin: 0 0 0.75rem;
  padding-right: 1.25rem;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.65;
  color: #333333;
  color: var(--color-text);
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.hero-float__points {
  display: block;
  display: grid;
  gap: 0.4rem;
  margin-bottom: 0.875rem;
}

.hero-float__point {
  display: block;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #0e3a6e;
  line-height: 1.4;
  min-width: 0;
  max-width: 100%;
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.hero-float__points .hero-float__point:last-child {
  margin-bottom: 0;
}

.hero-float__point::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(4, 130, 249, 0.15);
  flex-shrink: 0;
}

.hero-float__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.hero-float .btn {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.hero-float .btn-primary {
  box-shadow: 0 4px 14px rgba(4, 130, 249, 0.28);
}

.hero-float .btn-ghost {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(4, 130, 249, 0.45);
  color: var(--color-primary);
  font-weight: 600;
}

.hero-float .btn-ghost:hover {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* 5 卡 — 单行等分；悬停从中心放大铺满 */
.feature-cards-wrap {
  margin-top: var(--space-md);
}

.feature-cards {
  display: flex;
  gap: 10px;
}

.feature-card {
  margin-right: 10px;
}

.feature-card:last-child {
  margin-right: 0;
}

.feature-card {
  --feature-expand: 0.52s;
  --feature-content: 0.46s;
  --feature-fade: 0.39s;
  --feature-ease: cubic-bezier(0.34, 1.02, 0.64, 1);

  position: relative;
  flex: 1 1 0;
  min-width: 0;
  height: 320px;
  border-radius: var(--radius-md);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  background: var(--color-white);
  box-shadow: 0 2px 12px rgba(4, 130, 249, 0.08);
  border: 1px solid var(--color-border);
}

.feature-card__default {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.25rem 1rem 1rem;
  transition: opacity var(--feature-fade) ease;
}

.feature-card__hover {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  opacity: 0;
  visibility: hidden;
  transform: scale(0);
  transform-origin: center center;
  transition:
    transform var(--feature-expand) var(--feature-ease),
    opacity var(--feature-fade) ease,
    visibility var(--feature-fade) ease;
  border-radius: inherit;
  overflow: hidden;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, transparent 42%),
    linear-gradient(180deg, #0482f9 0%, #007fff 52%, #0369d9 100%);
}

.feature-card__hover::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background:
    radial-gradient(circle at 22% 88%, rgba(255, 255, 255, 0.14) 0%, transparent 42%),
    radial-gradient(circle at 78% 92%, rgba(255, 255, 255, 0.1) 0%, transparent 38%);
  opacity: 0.85;
}

.feature-card__hover-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  height: 100%;
  padding: 0.875rem 1rem 1rem;
  opacity: 0;
  transform: scale(0.72);
  transform-origin: center center;
  transition:
    opacity var(--feature-content) ease 0.16s,
    transform var(--feature-content) var(--feature-ease) 0.16s;
}

.feature-card__accent {
  display: block;
  width: 36px;
  height: 3px;
  margin-bottom: 0.75rem;
  border-radius: 2px;
  background: var(--color-primary);
  transition: background var(--feature-content) ease, width var(--feature-content) ease;
}

.feature-card__default h3 {
  margin: 0 0 0.35rem;
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-title);
}

.feature-card__tag {
  margin: 0;
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--color-text-muted);
}

.feature-card__hover-inner h3 {
  margin: 0 0 0.65rem;
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--color-white);
}

.feature-card__desc {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.92);
}

.feature-card__default .feature-card__media {
  margin-top: auto;
  padding-top: 0.75rem;
}

.feature-card__hover-inner .feature-card__media {
  flex-shrink: 0;
  margin: 0 0 0.65rem;
  padding: 0;
}

.feature-card__media img {
  width: 100%;
  height: 110px;
  object-fit: contain;
  object-position: center bottom;
  border-radius: var(--radius-sm);
}

.feature-card__hover-inner .feature-card__media img {
  height: 72px;
  object-position: center center;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.12));
}

.feature-card__cta {
  display: inline-block;
  margin-top: 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
}

@media (hover: hover) and (pointer: fine) {
  .feature-card:hover {
    box-shadow: 0 10px 28px rgba(4, 130, 249, 0.28);
  }

  .feature-card:hover .feature-card__default {
    opacity: 0;
  }

  .feature-card:hover .feature-card__hover {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
  }

  .feature-card:hover .feature-card__hover-inner {
    opacity: 1;
    transform: scale(1);
  }

  .feature-card:hover .feature-card__hover .feature-card__accent {
    width: 28px;
    background: rgba(255, 255, 255, 0.85);
  }

  .feature-card--link:hover {
    color: inherit;
  }
}

.compare-wrap {
  overflow-x: auto;
  margin-top: var(--space-lg);
}

.compare-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.compare-table th,
.compare-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
  vertical-align: top;
}

.compare-table thead th {
  background: linear-gradient(135deg, var(--color-card-start), var(--color-card-end));
  color: var(--color-title);
  font-weight: 700;
}

.compare-table tbody th {
  color: var(--color-title);
  font-weight: 600;
  width: 22%;
}

.compare-table .is-yes {
  color: var(--color-free);
  font-weight: 600;
}

/* 价值四条 */
.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  max-width: 900px;
  margin: 0 auto;
}

@media (max-width: 1199px) {
  .feature-cards-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-left: calc(-1 * var(--space-sm));
    margin-right: calc(-1 * var(--space-sm));
    padding: 0 var(--space-sm) 0.5rem;
    scrollbar-width: thin;
  }

  .feature-cards {
    min-width: 920px;
  }

  .feature-card {
    flex: 0 0 calc((100% - 40px) / 5);
    min-width: 168px;
  }
}

@media (max-width: 1200px) {
  .hero__title {
    font-size: 1.25rem;
    font-size: clamp(1rem, 2.1vw, 1.625rem);
  }
}

@media (max-width: 782px) {
  .hero__lead {
    max-width: 92vw;
  }
}

@media (max-width: 768px) {
  .hero__title {
    font-size: clamp(0.9375rem, 4vw, 1.375rem);
    max-width: 96vw;
  }

  .hero__title-line {
    white-space: normal;
  }

  .hero__back {
    object-position: 70% center;
  }

  .hero::after {
    background: linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.92) 0%,
      rgba(245, 250, 255, 0.85) 100%
    );
  }

  .hero-float {
    left: 16px;
    right: auto;
    width: 400px;
    max-width: calc(100vw - 32px);
    width: min(400px, calc(100vw - 32px));
    top: auto;
    bottom: 72px;
    bottom: max(72px, 14vh);
  }

  .hero-float__body {
    padding: 0.875rem 0.875rem 1rem;
  }

  .hero-float__actions .btn {
    flex: 1;
    min-width: 120px;
  }

  .feature-cards-wrap {
    overflow-x: visible;
    margin-left: 0;
    margin-right: 0;
    padding: 0;
  }

  .feature-cards {
    flex-direction: column;
    min-width: 0;
    gap: var(--space-sm);
  }

  .feature-card {
    flex: none;
    width: 100%;
    min-width: 0;
    height: auto;
    min-height: 260px;
  }

  .feature-card__hover {
    display: none;
  }

  .feature-card__default {
    display: flex;
  }

  .feature-card__cta {
    display: none;
  }

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