/* ============================================================================
   over2you · 就拜托你了 — 落地页 (Light, web-first marketing)
   ========================================================================== */
.landing { background: var(--canvas); }

/* 顶部导航 */
.mast {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; padding: 0 28px;
  background: rgba(244,241,252,.8); backdrop-filter: saturate(1.5) blur(10px);
  border-bottom: 1px solid var(--line);
}
.mast .logo { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 19px; letter-spacing: -.02em; }
.mast .logo .mark { width: 30px; height: 30px; }
.mast .logo .zh { font-size: 12px; font-weight: 600; color: var(--muted); margin-left: 2px; }
.mast nav { display: flex; align-items: center; gap: 28px; }
.mast nav a.link { font-size: 14.5px; font-weight: 500; color: var(--ink-2); transition: color .15s; }
.mast nav a.link:hover { color: var(--ink); }
.mast .cta { display: flex; align-items: center; gap: 10px; }
@media (max-width: 720px){ .mast nav { display:none; } }

/* Hero — 左对齐非对称，右侧产品实拍预览 */
.hero { position: relative; overflow: hidden; }
.hero-grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center;
  padding: 72px 0 84px;
}
.hero .h1 { max-width: 15ch; }
.hero .lead { max-width: 46ch; margin-top: 20px; }
.hero-actions { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 22px; margin-top: 26px; font-size: 13px; color: var(--muted); flex-wrap: wrap; }
.hero-meta b { color: var(--ink); font-weight: 650; font-variant-numeric: tabular-nums; }

.hero-art { position: relative; }
.hero-art .glow { position: absolute; inset: -20% -10% auto auto; width: 60%; height: 60%; background: radial-gradient(closest-side, var(--brand-soft), transparent); z-index: 0; }

/* 预览卡（真实组件形态，非假截图） */
.preview { position: relative; z-index: 1; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--sh-3); padding: 22px; }
.preview .p-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.preview .p-title { font-size: 13px; font-weight: 600; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
.pulse-dot { display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; color: var(--brand); }
.pulse-dot i { width: 8px; height: 8px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 0 var(--brand-ring); animation: pulse 2.2s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 var(--brand-ring)} 70%{box-shadow:0 0 0 9px rgba(122,60,240,0)} 100%{box-shadow:0 0 0 0 rgba(122,60,240,0)} }
.p-mission { border: 1px solid var(--line); border-radius: var(--r-md); padding: 16px; margin-bottom: 12px; background: var(--surface-2); }
.p-mission .m-top { display: flex; justify-content: space-between; align-items: center; }
.p-mission .m-name { font-weight: 600; font-size: 14.5px; }
.p-mission .bar { height: 7px; border-radius: 4px; background: var(--sand); margin-top: 14px; overflow: hidden; }
.p-mission .bar i { display: block; height: 100%; border-radius: 4px; background: var(--brand); }
.p-mission .due { font-size: 12px; color: var(--muted); margin-top: 8px; font-variant-numeric: tabular-nums; }
.p-checkin { display: flex; align-items: center; gap: 14px; margin-top: 6px; padding: 16px; border-radius: var(--r-md); background: var(--brand); color: #fff; }
.p-checkin .big { width: 52px; height: 52px; border-radius: 50%; background: rgba(255,255,255,.16); display: grid; place-items: center; flex-shrink: 0; }
.p-checkin svg { width: 26px; height: 26px; stroke-width: 2; }
.p-checkin .t { font-weight: 650; font-size: 15px; }
.p-checkin .s { font-size: 12.5px; opacity: .85; margin-top: 2px; }

@media (max-width: 820px){ .hero-grid { grid-template-columns: 1fr; gap: 36px; padding: 44px 0 52px; } .hero-art{order:-1} }

/* 通用区块 */
.section { padding: 82px 0; }
.section-head { max-width: 640px; margin-bottom: 46px; }
.section-head .h2 { margin-top: 12px; }
.section-head .lead { margin-top: 14px; }

/* 信任条 */
.band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface-2); }
.band-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 30px 0; }
.band-item { display: flex; align-items: baseline; gap: 10px; }
.band-item .n { font-size: 26px; font-weight: 700; color: var(--brand-ink); font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.band-item .l { font-size: 13.5px; color: var(--muted); }
@media (max-width: 720px){ .band-grid { grid-template-columns: repeat(2,1fr); } }

/* 运作方式 — 编号流程 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; }
.step { padding: 26px 26px 26px 0; border-top: 2px solid var(--line); position: relative; }
.step.on { border-top-color: var(--brand); }
.step .no { counter-increment: s; font-size: 13px; font-weight: 700; color: var(--brand); font-variant-numeric: tabular-nums; }
.step .no::before { content: "0" counter(s); }
.step h3 { font-size: 17px; font-weight: 650; margin: 10px 0 8px; }
.step p { font-size: 14px; color: var(--muted); line-height: 1.6; }
@media (max-width: 820px){ .steps { grid-template-columns: 1fr 1fr; } .step{padding-right:18px} }
@media (max-width: 520px){ .steps { grid-template-columns: 1fr; } }

/* 功能 bento — 混合尺寸，含真实视觉变化 */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.tile { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px; box-shadow: var(--sh-1); position: relative; overflow: hidden; }
.tile h3 { font-size: 18px; font-weight: 650; letter-spacing: -.01em; }
.tile p { font-size: 14.5px; color: var(--muted); margin-top: 8px; line-height: 1.6; }
.tile .ic { width: 40px; height: 40px; border-radius: var(--r-sm); background: var(--brand-soft); display: grid; place-items: center; margin-bottom: 16px; }
.tile .ic svg { width: 22px; height: 22px; color: var(--brand-ink); stroke-width: 1.9; }
.t-a { grid-column: span 4; } .t-b { grid-column: span 2; }
.t-c { grid-column: span 2; } .t-d { grid-column: span 4; }
.tile.t-brand { background: var(--grad); border-color: transparent; color: #fff; }
.tile.t-brand p { color: rgba(255,255,255,.85); }
.tile.t-brand .ic { background: rgba(255,255,255,.18); } .tile.t-brand .ic svg { color: #fff; }
.tile.t-dark { background: #191033; border-color: #191033; color: #EDE8FB; }
.tile.t-dark p { color: rgba(237,232,251,.72); }
.tile.t-dark .ic { background: rgba(255,255,255,.1); } .tile.t-dark .ic svg { color: #C7B4FF; }
/* 加密卡内的密钥图形 */
.key-viz { display: flex; gap: 6px; margin-top: 20px; }
.key-viz i { height: 8px; border-radius: 3px; background: rgba(199,180,255,.5); }
@media (max-width: 820px){ .bento { grid-template-columns: 1fr; } .t-a,.t-b,.t-c,.t-d { grid-column: 1/-1; } }

/* 定价 */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: start; }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px 24px; box-shadow: var(--sh-1); display: flex; flex-direction: column; }
.plan.feat { border-color: var(--brand); box-shadow: var(--sh-2); position: relative; }
.plan.feat::before { content: "最受欢迎"; position: absolute; top: -11px; left: 24px; background: var(--brand); color: #fff; font-size: 11.5px; font-weight: 600; padding: 3px 12px; border-radius: var(--r-pill); }
.plan .pn { font-size: 14px; font-weight: 650; color: var(--muted); }
.plan .pp { margin: 10px 0 2px; }
.plan .pp b { font-size: 34px; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.plan .pp span { font-size: 14px; color: var(--muted); }
.plan .auto { font-size: 12px; color: var(--muted); margin-bottom: 18px; }
.plan ul { list-style: none; display: flex; flex-direction: column; gap: 11px; margin: 4px 0 22px; }
.plan li { display: flex; gap: 9px; font-size: 14px; color: var(--ink-2); }
.plan li svg { width: 17px; height: 17px; color: var(--brand); flex-shrink: 0; margin-top: 1px; stroke-width: 2.4; }
.plan .btn { margin-top: auto; }
.pay-note { display: flex; align-items: center; justify-content: center; gap: 8px; margin-top: 26px; font-size: 13px; color: var(--muted); }
.pay-note svg { width: 16px; height: 16px; color: var(--brand); }
@media (max-width: 820px){ .plans { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; } }

/* 常见问题 */
.faq { max-width: 720px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 0; font-size: 16.5px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .plus { width: 20px; height: 20px; transition: transform .2s; color: var(--muted); }
.faq details[open] summary .plus { transform: rotate(45deg); }
.faq .body { padding: 0 0 20px; font-size: 14.5px; color: var(--ink-2); line-height: 1.7; max-width: 60ch; }

/* 结尾 CTA */
.closer { text-align: center; padding: 92px 0; }
.closer .h2 { max-width: 16ch; margin: 0 auto; }
.closer .lead { margin: 16px auto 0; }
.closer .hero-actions { justify-content: center; }

/* 页脚 */
.mfoot { border-top: 1px solid var(--line); background: var(--surface); }
.mfoot-in { display: flex; justify-content: space-between; align-items: center; padding: 26px 0; flex-wrap: wrap; gap: 14px; }
.mfoot .logo { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.mfoot .logo .mark { width: 22px; height: 22px; }
.mfoot nav { display: flex; gap: 20px; font-size: 13.5px; color: var(--muted); }
.mfoot .fine { font-size: 12.5px; color: var(--faint); }

/* 淡入 — 仅在 JS 启用时隐藏，无 JS 时内容始终可见 */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s cubic-bezier(.16,1,.3,1), transform .6s cubic-bezier(.16,1,.3,1); }
.js .reveal.in { opacity: 1; transform: none; }

/* ============================================================================
   over2you 特色区块 — 用户故事 / 升级链路 / 按次计费
   ========================================================================== */

/* 记号笔高亮 & 渐变字（年轻化标题） */
.hl { background: linear-gradient(transparent 62%, var(--sun) 62%); padding: 0 2px; font-weight: 700; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sticker { display: inline-flex; align-items: center; gap: 6px; padding: 4px 14px; border-radius: var(--r-pill); font-size: 12.5px; font-weight: 700; background: var(--accent-soft); color: var(--accent); transform: rotate(-1.5deg); }

/* ── 用户故事：聊天卡 ── */
.stories { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.story { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; box-shadow: var(--sh-2); display: flex; flex-direction: column; gap: 14px; position: relative; }
.story:nth-child(2) { transform: translateY(-10px); }
.story .tag-when { align-self: flex-start; }
.story .who { display: flex; align-items: center; gap: 10px; }
.story .who .avatar { width: 38px; height: 38px; font-size: 15px; }
.story .who .n { font-weight: 700; font-size: 14.5px; }
.story .who .a { font-size: 12px; color: var(--muted); }
.story h3 { font-size: 16.5px; font-weight: 750; line-height: 1.4; }
.story .bubble { background: var(--brand-soft); border-radius: 16px 16px 16px 4px; padding: 12px 14px; font-size: 13.5px; line-height: 1.6; color: var(--ink-2); }
.story .bubble.them { background: var(--sand); border-radius: 16px 16px 4px 16px; }
.story .dial { margin-top: auto; border-top: 1px dashed var(--line-strong); padding-top: 14px; display: flex; flex-direction: column; gap: 8px; }
.story .dial .d-line { display: flex; gap: 9px; font-size: 12.5px; color: var(--ink-2); line-height: 1.55; }
.story .dial .d-line i { width: 20px; height: 20px; border-radius: 50%; flex-shrink: 0; display: grid; place-items: center; font-size: 11px; font-weight: 800; background: var(--brand-soft); color: var(--brand-ink); font-style: normal; }
.story .dial .d-line.warn i { background: var(--warn-soft); color: var(--warn); }
.story .dial .d-line.bad i { background: var(--danger-soft); color: var(--danger); }
@media (max-width: 920px){ .stories { grid-template-columns: 1fr; } .story:nth-child(2){ transform:none; } }

/* ── 升级链路（探活 → 通知）时间线 ── */
.escalation { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
.escalation::before { content: ""; position: absolute; top: 27px; left: 12%; right: 12%; height: 3px; background: repeating-linear-gradient(90deg, var(--line-strong) 0 10px, transparent 10px 18px); }
.e-node { text-align: center; padding: 0 14px; position: relative; }
.e-node .e-ic { width: 56px; height: 56px; margin: 0 auto 14px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 2px solid var(--line-strong); position: relative; z-index: 1; }
.e-node .e-ic svg { width: 24px; height: 24px; color: var(--brand); stroke-width: 1.9; }
.e-node.on .e-ic { border-color: var(--brand); background: var(--brand-soft); box-shadow: 0 0 0 6px rgba(122,60,240,.08); }
.e-node.hot .e-ic { border-color: var(--warn); background: var(--warn-soft); } .e-node.hot .e-ic svg { color: var(--warn); }
.e-node.bad .e-ic { border-color: var(--danger); background: var(--danger-soft); } .e-node.bad .e-ic svg { color: var(--danger); }
.e-node h4 { font-size: 15px; font-weight: 700; }
.e-node p { font-size: 12.5px; color: var(--muted); margin-top: 5px; line-height: 1.55; }
.e-node .e-fee { display: inline-block; margin-top: 8px; font-size: 11.5px; font-weight: 700; color: var(--brand-ink); background: var(--brand-soft); padding: 2px 10px; border-radius: var(--r-pill); }
@media (max-width: 820px){ .escalation { grid-template-columns: 1fr 1fr; row-gap: 32px; } .escalation::before{ display:none; } }

/* ── 按次计费价目表 ── */
.peruse { display: grid; grid-template-columns: 1.15fr .85fr; gap: 22px; align-items: start; }
@media (max-width: 880px){ .peruse { grid-template-columns: 1fr; } }
.fee-table { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--sh-2); overflow: hidden; }
.fee-row { display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; padding: 18px 24px; border-bottom: 1px solid var(--line); align-items: center; }
.fee-row:last-child { border-bottom: none; }
.fee-row .f-name { font-size: 15px; font-weight: 700; }
.fee-row .f-name small { display: block; font-weight: 500; font-size: 12.5px; color: var(--muted); margin-top: 3px; line-height: 1.5; }
.fee-row .f-price { font-size: 21px; font-weight: 800; letter-spacing: -.02em; color: var(--brand-ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.fee-row .f-price span { font-size: 12px; font-weight: 600; color: var(--muted); }
.fee-row.free .f-price { color: var(--brand); }
.fee-row.hot { background: linear-gradient(90deg, var(--accent-soft), transparent 65%); }
.fee-row.hot .f-price { color: var(--accent); }
.fee-note { font-size: 12.5px; color: var(--muted); padding: 14px 24px; background: var(--surface-2); border-top: 1px dashed var(--line-strong); line-height: 1.7; }
.fee-note b { color: var(--ink-2); }
.wallet-cta { background: #191033; border-radius: var(--r-lg); padding: 26px; color: #EDE8FB; box-shadow: var(--sh-3); position: relative; overflow: hidden; }
.wallet-cta::after { content: ""; position: absolute; right: -40px; top: -40px; width: 180px; height: 180px; border-radius: 50%; background: radial-gradient(closest-side, rgba(122,60,240,.55), transparent); }
.wallet-cta h3 { font-size: 19px; font-weight: 800; letter-spacing: -.01em; }
.wallet-cta p { font-size: 13.5px; line-height: 1.7; color: rgba(237,232,251,.75); margin-top: 10px; }
.wallet-cta .w-eg { margin: 18px 0; display: flex; flex-direction: column; gap: 8px; position: relative; z-index: 1; }
.wallet-cta .w-eg .eg-line { display: flex; justify-content: space-between; font-size: 13px; font-variant-numeric: tabular-nums; }
.wallet-cta .w-eg .eg-line.total { border-top: 1px dashed rgba(237,232,251,.3); padding-top: 9px; font-weight: 800; font-size: 15px; }
.wallet-cta .btn { position: relative; z-index: 1; }