/* KVMCloud 项目页 · 只补充本页需要的版式，其余沿用 styles.css */

/* 首屏 */
.kvm-hero { background: var(--surface); text-align: center; padding: 88px 0 80px; }
.kvm-hero h1 { font-size: 68px; line-height: 1.15; font-weight: 650; }
.kvm-tagline { font-size: 28px; line-height: 1.45; font-weight: 500; margin-top: 14px; }
.kvm-description { font-size: 16px; line-height: 1.9; color: var(--secondary); max-width: 620px; margin: 16px auto 0; }
.kvm-hero .hero-actions { margin-top: 28px; }

/* 官方声明 · 左下角一次性小弹窗 */
.kvm-notice-pop {
  position: fixed; left: 24px; bottom: 24px; z-index: 40;
  width: min(360px, calc(100% - 48px));
  padding: 22px 24px 20px;
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: saturate(160%) blur(20px);
  backdrop-filter: saturate(160%) blur(20px);
  border: 1px solid rgba(0, 0, 0, .07);
  border-radius: 16px;
  box-shadow: 0 18px 50px -12px rgba(0, 0, 0, .22);
  animation: notice-in 520ms var(--ease-out) both;
}
.kvm-notice-pop.is-leaving { animation: notice-out 220ms var(--ease-ui) both; }
@keyframes notice-in { from { opacity: 0; transform: translateY(14px); } }
@keyframes notice-out { to { opacity: 0; transform: translateY(10px); } }
.kvm-notice-kicker { font-size: 11px; font-weight: 500; color: var(--secondary); margin-bottom: 9px; }
.kvm-notice-pop h2 { font-size: 17px; line-height: 1.5; padding-right: 24px; }
.kvm-notice-pop p { font-size: 12px; line-height: 1.9; color: var(--secondary); margin-top: 9px; }
.kvm-notice-pop .kvm-notice-pop-note { font-size: 11px; line-height: 1.8; border-top: 1px solid #e7e7eb; padding-top: 10px; margin-top: 12px; }
.kvm-notice-pop strong { color: var(--ink); font-weight: 500; }
.kvm-notice-pop code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .92em; color: #515154; background: #ececf0; border-radius: 4px; padding: 1px 4px; }
.kvm-notice-close { position: absolute; right: 10px; top: 10px; width: 30px; height: 30px; background: #ededf0; }
.kvm-notice-close:hover { background: #e2e2e7; }
.kvm-notice-close .lucide { width: 15px; height: 15px; }

/* 产品定位 */
.kvm-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 64px; }
.kvm-columns p { font-size: 16px; line-height: 2; color: var(--secondary); }
.kvm-columns p:first-child { grid-column: 1 / -1; font-size: 20px; line-height: 1.9; color: var(--ink); max-width: 860px; }

/* 核心亮点 */
.kvm-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 56px 64px; margin-top: 54px; }
.kvm-feature { border-top: 1px solid var(--line); padding-top: 28px; }
.kvm-number { display: block; font-size: 12px; color: var(--secondary); font-variant-numeric: tabular-nums; margin-bottom: 16px; }
.kvm-feature h3 { font-size: 22px; line-height: 1.5; margin-bottom: 12px; }
.kvm-feature > p { font-size: 14px; line-height: 1.9; color: var(--secondary); }
.kvm-points { list-style: none; margin: 20px 0 0; padding: 0; display: grid; gap: 12px; }
.kvm-points li { position: relative; padding-left: 16px; font-size: 13px; line-height: 1.85; color: var(--secondary); }
.kvm-points li::before { content: ""; position: absolute; left: 0; top: .78em; width: 5px; height: 1px; background: #c7c7cc; }
.kvm-points strong { color: var(--ink); font-weight: 500; margin-right: 3px; }
.kvm-feature .kvm-note { font-size: 12px; line-height: 1.8; color: var(--secondary); margin-top: 20px; }

/* 技术架构 */
.kvm-stack { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 46px 0 0; }
.kvm-stack > div { background: var(--surface); border-radius: 12px; padding: 26px 26px 28px; }
.kvm-stack dt { font-size: 11px; font-weight: 500; color: var(--secondary); margin-bottom: 12px; }
.kvm-stack dd { margin: 0; font-size: 15px; line-height: 1.7; color: var(--ink); overflow-wrap: anywhere; }

/* 竞品对照 */
.kvm-table-wrap { margin-top: 46px; overflow-x: auto; padding-bottom: 8px; }
.kvm-table { border-collapse: collapse; width: 100%; min-width: 1120px; font-size: 12px; line-height: 1.6; }
.kvm-table-caption { caption-side: top; text-align: left; font-size: 11px; color: var(--secondary); padding-bottom: 14px; }
.kvm-table th, .kvm-table td { border-bottom: 1px solid #e7e7eb; padding: 11px 13px; text-align: left; vertical-align: top; }
.kvm-table thead th { font-size: 11px; font-weight: 500; color: var(--secondary); white-space: nowrap; border-bottom: 1px solid var(--line); padding-bottom: 13px; }
.kvm-table tbody th { font-size: 12px; font-weight: 400; color: var(--ink); white-space: nowrap; background: #fff; position: sticky; left: 0; z-index: 1; }
.kvm-table thead th:first-child { position: sticky; left: 0; z-index: 2; background: #fff; }
.kvm-table td { color: var(--secondary); }
.kvm-table .is-us { background: var(--surface); color: var(--ink); font-weight: 500; }
.kvm-table thead .is-us { color: var(--ink); }
.kvm-table tbody th.is-us { background: var(--surface); }
.kvm-table-hint { display: none; margin-top: 10px; font-size: 11px; color: var(--secondary); text-align: center; }

/* 竞品对照与核心优势 */
.kvm-advantage-lead { max-width: 880px; margin-top: 6px; font-size: 17px; line-height: 2; color: var(--secondary); }
.kvm-advantage-block { margin-top: 84px; }
.kvm-index { display: block; font-size: 12px; color: var(--secondary); font-variant-numeric: tabular-nums; margin-bottom: 14px; }
.kvm-advantage-block h3 { font-size: 26px; line-height: 1.5; }
.kvm-advantage-block > p:not(.kvm-reason) { max-width: 840px; margin-top: 16px; font-size: 15px; line-height: 2; color: var(--secondary); }
.kvm-advantage-block .kvm-table-wrap { margin-top: 30px; }
.kvm-adv-table { min-width: 1120px; }
.kvm-adv-table tbody th { white-space: normal; }
.kvm-adv-table tr.is-us-row th, .kvm-adv-table tr.is-us-row td { background: var(--surface); color: var(--ink); }
.kvm-adv-table tr.is-us-row th { font-weight: 500; }

.kvm-subtitle { margin-top: 54px; font-size: 18px; line-height: 1.6; }
.kvm-subtext { max-width: 720px; margin-top: 8px; font-size: 12px; line-height: 1.8; color: var(--secondary); }
.kvm-detail-table { font-size: 11.5px; }
.kvm-detail-table th, .kvm-detail-table td { padding: 10px 12px; }
.kvm-reason { margin-top: 26px; padding: 20px 24px; background: var(--surface); border-radius: 10px; font-size: 13px; line-height: 1.95; color: var(--secondary); }
.kvm-reason strong { color: var(--ink); font-weight: 500; margin-right: 6px; }
.kvm-verdict { margin-top: 92px; padding: 48px 52px; background: var(--ink); border-radius: 16px; }
.kvm-verdict-quote { font-size: 24px; line-height: 1.7; font-weight: 500; color: #f5f5f7; }
.kvm-verdict-line { margin-top: 22px; font-size: 16px; line-height: 1.8; color: #d2d2d7; }
.kvm-verdict-line strong { color: #fff; font-weight: 500; }
.kvm-verdict-note { margin-top: 16px; font-size: 13px; line-height: 1.95; color: #a1a1a6; }

@media (max-width: 1000px) {
  .kvm-advantage-block { margin-top: 64px; }
  .kvm-advantage-block h3 { font-size: 24px; }
  .kvm-verdict { padding: 40px 40px; }
}

@media (max-width: 700px) {
  .kvm-advantage-lead { font-size: 14px; line-height: 1.95; }
  .kvm-advantage-block { margin-top: 46px; }
  .kvm-advantage-block h3 { font-size: 21px; }
  .kvm-advantage-block > p:not(.kvm-reason) { font-size: 13px; line-height: 1.95; }
  .kvm-reason { padding: 16px 18px; font-size: 12px; }
  .kvm-verdict { margin-top: 56px; padding: 30px 22px; border-radius: 12px; }
  .kvm-verdict-quote { font-size: 19px; }
  .kvm-verdict-line { font-size: 14px; }
  .kvm-verdict-note { font-size: 12px; }
}

/* 底部入口 */
.kvm-cta .button { flex-shrink: 0; }

@media (max-width: 1000px) {
  .kvm-hero h1 { font-size: 56px; }
  .kvm-columns { grid-template-columns: 1fr; gap: 18px; }
  .kvm-columns p:first-child { grid-column: auto; }
  .kvm-highlights { gap: 40px 44px; }
  .kvm-stack { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .kvm-hero { padding: 54px 0 50px; }
  .kvm-hero h1 { font-size: 42px; }
  .kvm-tagline { font-size: 22px; margin-top: 12px; }
  .kvm-description { font-size: 14px; line-height: 1.9; margin-top: 14px; }
  .kvm-hero .hero-actions { gap: 20px; margin-top: 22px; }
  .kvm-notice-pop { left: 16px; right: 16px; bottom: 16px; width: auto; padding: 18px 18px 16px; border-radius: 14px; }
  .kvm-notice-pop h2 { font-size: 15px; }
  .kvm-notice-pop p { font-size: 11px; }
  .kvm-notice-pop .kvm-notice-pop-note { font-size: 10px; }
  .kvm-columns p { font-size: 13px; line-height: 1.95; }
  .kvm-columns p:first-child { font-size: 16px; }
  .kvm-highlights { grid-template-columns: 1fr; gap: 34px; margin-top: 32px; }
  .kvm-feature { padding-top: 24px; }
  .kvm-feature h3 { font-size: 20px; }
  .kvm-feature > p { font-size: 13px; }
  .kvm-points li { font-size: 12px; }
  .kvm-stack { grid-template-columns: 1fr; gap: 12px; margin-top: 32px; }
  .kvm-stack > div { padding: 20px 20px 22px; }
  .kvm-stack dd { font-size: 14px; }
  .kvm-table-wrap { margin-top: 32px; }
  .kvm-table { min-width: 980px; font-size: 11px; }
  .kvm-table th, .kvm-table td { padding: 9px 10px; }
  .kvm-table-hint { display: block; }
  .kvm-cta .button { margin-top: 18px; }
}