/* 简流 RemoteHost · 产品页与客户页面 */
.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #061324, #071a31); }
.hero-grid-bg { position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(rgba(38, 140, 223, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(38, 140, 223, .05) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(transparent, #000 40%, transparent); }
.hero .container { position: relative; padding: 80px 0 72px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(30px, 3vw, 44px); line-height: 1.28; letter-spacing: -.02em; margin: 18px 0 16px; font-weight: 800; }
.hero h1 span { color: var(--cyan); }
.hero-desc { color: #c5d3e5; font-size: 16.5px; line-height: 1.9; max-width: 600px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 28px 0 18px; }
.hero-note { font-size: 13px; color: var(--muted-2); }
.spec-card { border: 1px solid var(--line-strong); border-radius: 16px; background: rgba(10, 29, 53, .8); padding: 22px; }
.spec-card h2 { font-size: 13px; letter-spacing: .12em; color: var(--mint); margin-bottom: 14px; font-weight: 700; }
.spec-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; font-size: 14.5px; }
.spec-card li { display: grid; grid-template-columns: 22px 1fr; gap: 8px; color: #d5e2f1; }
.spec-card li::before { content: "—"; color: var(--mint); }

.section { padding: 76px 0; }
.section.alt { background: var(--atlas); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { margin-bottom: 28px; max-width: 700px; }
.section-head h2 { font-size: clamp(26px, 2.6vw, 36px); letter-spacing: -.02em; margin: 10px 0 8px; }
.section-head p { color: #a9bfd4; margin: 0; }

.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 380px)); gap: 16px; }
.plan { border: 1px solid var(--line-strong); border-radius: 16px; background: var(--bg2); padding: 24px; display: flex; flex-direction: column; gap: 14px; }
.plan h3 { font-size: 19px; margin: 0; }
.plan .price { font-size: 30px; font-weight: 800; font-variant-numeric: tabular-nums; }
.plan .price small { font-size: 14px; color: var(--muted); font-weight: 500; }
.plan p { color: var(--muted); font-size: 14px; margin: 0; white-space: pre-wrap; }
.plan .btn { margin-top: auto; }
.plan-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.stock-badge { flex: none; font-size: 13px; color: var(--mint); border: 1px solid rgba(111, 224, 209, .4); border-radius: 999px; padding: 3px 10px; white-space: nowrap; }
.stock-badge b { font-variant-numeric: tabular-nums; }
.stock-badge.out { color: var(--warn); border-color: rgba(232, 180, 90, .45); }
.plan.sold-out .price { opacity: .7; }

.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; counter-reset: s; }
.steps li { border: 1px solid var(--line); border-radius: 14px; padding: 18px; background: var(--bg2); counter-increment: s; }
.steps li::before { content: counter(s, decimal-leading-zero); display: block; font-size: 12px; font-weight: 700; color: var(--cyan); letter-spacing: .12em; margin-bottom: 8px; }
.steps h3 { font-size: 16px; margin: 0 0 6px; }
.steps p { margin: 0; color: var(--muted); font-size: 14px; }

.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.cols-3 article { border-top: 2px solid var(--line-strong); padding-top: 14px; }
.cols-3 h3 { font-size: 16px; margin: 0 0 6px; }
.cols-3 p { color: var(--muted); font-size: 14px; margin: 0; }

.terms { display: grid; gap: 10px; padding: 0; margin: 0; list-style: none; }
.terms li { padding: 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg2); font-size: 14px; color: #cfe0f0; }
.faq details { border-bottom: 1px solid var(--line); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--cyan); }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); font-size: 14px; margin: 10px 0 0; }

/* 登录 / 注册 / 下单 */
.page { min-height: calc(100vh - 72px - 80px); padding: 56px 0; }
.auth-card { width: min(440px, 100%); margin: 0 auto; display: grid; gap: 16px; }
.auth-card h1 { font-size: 24px; margin: 0; }
.auth-card .sub { color: var(--muted); margin: -8px 0 0; font-size: 14px; }
.narrow { width: min(760px, 100%); margin: 0 auto; display: grid; gap: 18px; }
.summary-row { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.summary-row:last-child { border-bottom: 0; }
.summary-row span:first-child { color: var(--muted); }
.big-no { font-family: var(--mono); font-size: 20px; letter-spacing: .04em; color: var(--mint); }

/* 客户中心 */
.account-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.account-head h1 { font-size: 24px; margin: 0; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 20px; overflow-x: auto; }
.tabs a { padding: 10px 16px; font-size: 14.5px; color: var(--muted); border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs a.active { color: var(--text); border-bottom-color: var(--mint); }
.host-cards { display: grid; gap: 16px; }
.host-card { border: 1px solid var(--line-strong); border-radius: 16px; background: var(--bg2); overflow: hidden; }
.host-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 18px 20px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.host-card-head h2 { font-family: var(--mono); font-size: 19px; margin: 0; }
.host-card-body { padding: 18px 20px; display: grid; gap: 16px; }
.conn { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.conn-item { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; background: var(--atlas); display: grid; gap: 8px; }
.conn-item .label { font-size: 12px; color: var(--muted-2); }
.conn-item .val { font-family: var(--mono); font-size: 18px; letter-spacing: .06em; word-break: break-all; }
.conn-item .row { display: flex; gap: 8px; flex-wrap: wrap; }
.meta { display: flex; gap: 22px; flex-wrap: wrap; font-size: 13.5px; color: var(--muted); }
.meta b { color: var(--text); font-weight: 600; }
.order-list { display: grid; gap: 12px; }
.order-item { border: 1px solid var(--line); border-radius: 14px; background: var(--bg2); }
.order-item summary { list-style: none; cursor: pointer; padding: 14px 18px; display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; align-items: center; }
.order-item summary::-webkit-details-marker { display: none; }
.order-item .o-no { font-family: var(--mono); }
.order-item .o-sub { font-size: 13px; color: var(--muted); }
.order-item .o-body { padding: 0 18px 18px; display: grid; gap: 12px; }
.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }

@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; padding: 56px 0; }
  .steps, .cols-3 { grid-template-columns: 1fr; }
  .settings-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .conn { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .page { padding: 32px 0; }
}
.actions-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }