/* ==========================================================================
   撸撸短剧 · 竖屏 / 横屏双封面
   深蓝 / 亮蓝 / 青 / 柠檬黄
   ========================================================================== */

:root {
  --navy: #0b2350;
  --navy-2: #081a3d;
  --blue: #1668ff;
  --blue-2: #0f53d6;
  --cyan: #68e7ff;
  --yellow: #ffe14d;
  --ice: #f2f8ff;
  --paper: #fff;
  --ink: #0a1733;
  --muted: #65728a;
  --muted-2: #96a3ba;
  --line: #dbe7f6;
  --sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SFMono-Regular", "Cascadia Mono", Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ice); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.65; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
::selection { background: var(--yellow); color: var(--ink); }
:focus-visible { outline: 3px solid var(--yellow); outline-offset: 3px; border-radius: 3px; }

.container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.section { padding: 52px 0; }
.section-ice { background: var(--ice); }
.section-ice + .section-ice { border-top: 1px solid var(--line); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(11,35,80,.97); border-bottom: 1px solid rgba(255,255,255,.1); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.header-inner { display: flex; align-items: center; gap: 20px; height: 66px; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { width: 138px; height: auto; }
.nav { display: flex; gap: 18px; margin-left: auto; }
.nav a { font-size: 12px; font-weight: 600; color: rgba(255,255,255,.62); }
.nav a:hover { color: var(--cyan); }
.header-cta { display: inline-flex; align-items: center; justify-content: center; padding: 9px 16px; border-radius: 999px; background: var(--yellow); color: var(--ink); font-size: 11.5px; font-weight: 900; white-space: nowrap; }
.header-cta:hover { background: #fff06f; }
.menu-btn { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,.22); border-radius: 8px; }
.menu-btn i { display: block; position: relative; width: 17px; height: 1.5px; background: #fff; }
.menu-btn i::before, .menu-btn i::after { content: ""; position: absolute; left: 0; width: 17px; height: 1.5px; background: #fff; transition: transform .2s ease; }
.menu-btn i::before { top: -6px; }
.menu-btn i::after { top: 6px; }
.menu-btn[aria-expanded="true"] i { background: transparent; }
.menu-btn[aria-expanded="true"] i::before { transform: translateY(6px) rotate(45deg); }
.menu-btn[aria-expanded="true"] i::after { transform: translateY(-6px) rotate(-45deg); }
.mobile-nav { display: none; padding: 8px 20px 18px; background: var(--navy); border-top: 1px solid rgba(255,255,255,.12); }
.mobile-nav.is-open { display: block; }
.mobile-nav a { display: block; padding: 11px 2px; border-bottom: 1px solid rgba(255,255,255,.12); color: #fff; font-size: 14px; font-weight: 600; }
.mobile-nav .header-cta { margin-top: 12px; color: var(--ink); }

/* Hero */
.hero { position: relative; overflow: hidden; background: var(--navy); color: #fff; padding: 40px 0 34px; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 82% 16%, rgba(104,231,255,.22), transparent 36%), radial-gradient(circle at 8% 96%, rgba(22,104,255,.3), transparent 44%); }
.hero::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(255,255,255,.13) 1px, transparent 1px); background-size: 22px 22px; -webkit-mask-image: linear-gradient(90deg, transparent 30%, #000 100%); mask-image: linear-gradient(90deg, transparent 30%, #000 100%); }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.04fr .96fr; gap: 34px; align-items: center; }
.eyebrow { display: inline-flex; margin: 0 0 12px; padding: 4px 9px; border: 1px solid rgba(104,231,255,.55); border-radius: 3px; color: var(--cyan); font-family: var(--mono); font-size: 9px; letter-spacing: .08em; }
.hero h1 { margin: 0 0 14px; font-size: clamp(43px, 5.4vw, 70px); line-height: 1.04; letter-spacing: -.06em; font-weight: 900; }
.hero h1 em { display: block; font-style: normal; color: var(--yellow); }
.lead { max-width: 560px; margin: 0 0 19px; color: rgba(255,255,255,.62); font-size: 13.5px; line-height: 1.85; }
.actions { display: flex; flex-wrap: wrap; gap: 9px; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 21px; border: 1.5px solid transparent; border-radius: 999px; font-size: 12.5px; font-weight: 800; transition: transform .18s ease, background .18s ease, border-color .18s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-yellow { background: var(--yellow); border-color: var(--yellow); color: var(--ink); }
.btn-yellow:hover { background: #fff06f; border-color: #fff06f; }
.btn-line { border-color: rgba(255,255,255,.4); color: #fff; }
.btn-line:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-blue { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn-blue:hover { background: var(--blue-2); border-color: var(--blue-2); }
.hero-stats { display: flex; flex-wrap: wrap; gap: 0; margin: 22px 0 0; padding: 0; list-style: none; }
.hero-stats li { padding: 0 14px; border-left: 1px solid rgba(255,255,255,.17); }
.hero-stats li:first-child { padding-left: 0; border-left: 0; }
.hero-stats b { display: block; font-size: 20px; line-height: 1.15; }
.hero-stats span { display: block; margin-top: 2px; font-size: 8.5px; color: rgba(255,255,255,.43); }
.hero-collage { position: relative; height: 355px; }
.float-card { position: absolute; overflow: hidden; border: 2px solid #fff; background: var(--navy-2); box-shadow: 0 22px 46px -22px rgba(0,0,0,.6); }
.float-card img { width: 100%; height: 100%; object-fit: cover; }
.portrait-float { left: 4%; top: 42px; width: 164px; aspect-ratio: 3/4; transform: rotate(-4deg); z-index: 2; }
.landscape-float { right: 0; top: 12px; width: 270px; aspect-ratio: 16/9; z-index: 3; }
.small-float { right: 28px; bottom: 0; width: 235px; aspect-ratio: 16/9; transform: rotate(3deg); z-index: 1; opacity: .82; }
.ratio-tag { position: absolute; left: 7px; top: 7px; z-index: 2; padding: 2px 5px; background: var(--yellow); color: var(--ink); font-family: var(--mono); font-size: 7px; font-weight: 800; }

/* Section heads */
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.kicker { margin: 0 0 5px; color: var(--blue); font-family: var(--mono); font-size: 9px; letter-spacing: .07em; }
.section-head h2 { margin: 0 0 3px; font-size: clamp(26px, 3.1vw, 38px); line-height: 1.13; letter-spacing: -.055em; font-weight: 900; }
.section-head h2 em { font-style: normal; color: var(--blue); }
.section-head p:not(.kicker) { margin: 0; color: var(--muted); font-size: 10.5px; }
.text-link { flex: 0 0 auto; font-family: var(--mono); font-size: 9.5px; color: var(--blue); font-weight: 700; }
.text-link span { color: var(--muted-2); }

/* Portrait grid / 3:4 */
.portrait-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.portrait-card { padding: 8px; border: 1px solid var(--line); border-radius: 12px; background: #fff; transition: transform .18s ease, box-shadow .18s ease; }
.portrait-card:hover { transform: translateY(-3px); box-shadow: 0 16px 30px -22px rgba(10,23,51,.45); }
.cover { position: relative; overflow: hidden; border-radius: 8px; background: #dbe7f6; }
.cover.portrait { aspect-ratio: 3 / 4; }
.cover.landscape { aspect-ratio: 16 / 9; }
.cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.portrait-card > span, .landscape-card > span { display: block; margin-top: 7px; font-family: var(--mono); font-size: 8px; color: var(--blue); }
.portrait-card h3 { margin: 1px 0 1px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.portrait-card p { margin: 0; color: var(--muted); font-size: 9px; line-height: 1.55; }

/* Landscape */
.landscape-section { background: #eaf4ff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.landscape-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.landscape-card { padding: 8px; border: 1px solid #c9def5; border-radius: 12px; background: #fff; }
.landscape-card:hover { border-color: var(--blue); }
.landscape-card h3 { margin: 2px 0 1px; font-size: 15px; }
.landscape-card p { margin: 0; color: var(--muted); font-size: 9.5px; line-height: 1.55; }

/* Today */
.today-list { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.today-list a { display: grid; grid-template-columns: 58px minmax(0,1fr) auto; gap: 11px; align-items: center; padding: 8px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.today-list img { width: 58px; height: 76px; object-fit: cover; border-radius: 6px; }
.today-list span { font-family: var(--mono); font-size: 7.5px; color: var(--blue); }
.today-list h3 { margin: 1px 0 1px; font-size: 12.5px; }
.today-list p { margin: 0; color: var(--muted); font-size: 8.5px; }
.today-list b { font-family: var(--mono); font-size: 8px; color: var(--muted-2); white-space: nowrap; }

/* Tags */
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tags a { padding: 8px 15px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: 11px; font-weight: 600; }
.tags a:hover { border-color: var(--blue); color: var(--blue); background: #f5faff; }

/* Why */
.why-grid { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 9px; }
.why-grid > div { padding: 15px; border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.why-grid b { display: block; margin-bottom: 5px; font-family: var(--mono); font-size: 9px; color: var(--blue); }
.why-grid h3 { margin: 0 0 3px; font-size: 15px; }
.why-grid p { margin: 0; color: var(--muted); font-size: 9.5px; line-height: 1.65; }

/* FAQ */
.faq-section { background: #fff; border-top: 1px solid var(--line); }
.faq-wrap { max-width: 980px; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 28px; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; padding: 14px 2px; text-align: left; font-size: 13px; font-weight: 700; }
.faq-q span { font-family: var(--mono); font-size: 15px; color: var(--blue); transition: transform .2s ease; }
.faq-item.is-open .faq-q span { transform: rotate(45deg); }
.faq-a { display: none; }
.faq-item.is-open .faq-a { display: block; }
.faq-a p { margin: 0; padding: 0 20px 12px 0; color: var(--muted); font-size: 10.5px; line-height: 1.8; }

/* Download */
.download-band { padding: 46px 0; background: var(--yellow); border-top: 1.5px solid var(--ink); }
.download-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 26px; align-items: center; }
.download-band .kicker { color: rgba(10,23,51,.5); }
.download-band h2 { margin: 0 0 9px; font-size: clamp(27px,3.3vw,40px); line-height: 1.1; letter-spacing: -.05em; }
.download-band h2 em { font-style: normal; color: var(--blue); }
.download-band p:not(.kicker) { max-width: 520px; margin: 0 0 17px; color: rgba(10,23,51,.62); font-size: 11px; line-height: 1.8; }
.qr-box { display: flex; align-items: center; gap: 14px; padding: 12px; border: 1.5px solid var(--ink); background: #fff; }
.qr-box img { width: 130px; height: 130px; }
.qr-box b { display: block; font-size: 15px; }
.qr-box span { display: block; margin-top: 4px; color: var(--muted); font-size: 9px; line-height: 1.7; }

/* Footer */
.footer { padding: 34px 0 18px; background: var(--navy-2); color: rgba(255,255,255,.45); }
.footer-top { display: grid; grid-template-columns: 1.35fr .7fr .7fr .7fr; gap: 24px; padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer-brand img { width: 140px; height: auto; margin-bottom: 9px; }
.footer-brand p { max-width: 330px; margin: 0; color: rgba(255,255,255,.36); font-size: 9.5px; line-height: 1.75; }
.footer-col b { display: block; margin-bottom: 8px; color: #fff; font-size: 10px; }
.footer-col a { display: block; padding: 2px 0; color: rgba(255,255,255,.42); font-size: 9.5px; }
.footer-col a:hover { color: var(--cyan); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; padding-top: 12px; font-family: var(--mono); font-size: 8px; color: rgba(255,255,255,.28); }

.mobile-download { display: none; }

/* Responsive */
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: 1fr; gap: 22px; }
  .hero-collage { max-width: 520px; width: 100%; margin-inline: auto; }
  .portrait-grid { grid-template-columns: 1fr 1fr; }
  .today-list { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
  .nav { display: none; }
  .menu-btn { display: inline-flex; margin-left: auto; }
  .header-cta { display: none; }
  .section { padding: 36px 0; }
  .section-head { display: block; }
  .text-link { display: inline-block; margin-top: 7px; }
  .landscape-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .download-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .container { width: calc(100% - 28px); }
  .header-inner { height: 60px; }
  .brand img { width: 120px; }
  .hero { padding: 28px 0 24px; }
  .hero h1 { font-size: 2.5rem; }
  .lead { font-size: 12px; }
  .hero-collage { height: 300px; }
  .portrait-float { width: 130px; left: 0; top: 44px; }
  .landscape-float { width: 220px; top: 6px; }
  .small-float { width: 190px; right: 4px; }
  .hero-stats { display: grid; grid-template-columns: 1fr 1fr; row-gap: 8px; }
  .hero-stats li { padding: 0 8px; }
  .portrait-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .portrait-card { padding: 6px; }
  .portrait-card h3 { font-size: 12px; }
  .portrait-card p { font-size: 8.5px; }
  .landscape-card { padding: 7px; }
  .why-grid { grid-template-columns: 1fr; }
  .qr-box { flex-direction: column; align-items: flex-start; }
  .qr-box img { width: 120px; height: 120px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 17px; }
  .footer-bottom { display: block; }
  .footer-bottom span { display: block; margin-top: 4px; }
  body { padding-bottom: 68px; }
  .mobile-download { display: flex; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 120; align-items: center; justify-content: center; gap: 7px; padding: 13px 16px; border-radius: 999px; background: var(--yellow); color: var(--ink); font-size: 15px; font-weight: 900; box-shadow: 0 12px 28px -8px rgba(0,0,0,.35); }
  .mobile-download span { font-size: 9px; font-weight: 500; opacity: .65; }
}
@media (max-width: 390px) {
  .hero h1 { font-size: 2.2rem; }
  .hero-collage { height: 270px; }
  .landscape-float { width: 195px; }
  .portrait-float { width: 115px; }
  .small-float { width: 165px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}


/* 03 今日更新：数据条 */
.today-meta { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 8px; margin-bottom: 10px; }
.today-meta > div { padding: 11px 13px; border: 1px solid var(--line); border-radius: 9px; background: #fff; }
.today-meta b { display: block; color: var(--blue); font-size: 20px; line-height: 1.15; }
.today-meta span { display: block; margin-top: 2px; color: var(--muted); font-family: var(--mono); font-size: 8px; }
.today-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 10px; }
.today-foot span { padding: 3px 8px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--blue); font-family: var(--mono); font-size: 8px; }
.today-foot p { margin: 0 0 0 auto; color: var(--muted-2); font-size: 8.5px; }

/* 04 分类：四组卡片 */
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 9px; margin-bottom: 13px; }
.category-card { padding: 14px; border: 1px solid var(--line); border-radius: 11px; background: #fff; transition: transform .18s ease, border-color .18s ease; }
.category-card:hover { transform: translateY(-2px); border-color: var(--blue); }
.category-card > b { display: block; margin-bottom: 5px; color: var(--blue); font-family: var(--mono); font-size: 8px; }
.category-card h3 { margin: 0 0 3px; font-size: 15px; }
.category-card p { margin: 0 0 9px; color: var(--muted); font-size: 9px; line-height: 1.6; }
.cat-tags { display: flex; flex-wrap: wrap; gap: 4px; }
.cat-tags span { padding: 2px 6px; border-radius: 3px; background: #edf5ff; color: #3f6e9e; font-size: 8px; }

/* 05 为什么：六格 */
.why-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
.why-grid > div { padding: 16px; }
.why-note { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; margin-top: 10px; padding: 11px 14px; border-left: 3px solid var(--blue); background: #eef6ff; }
.why-note b { font-size: 11px; }
.why-note span { color: var(--muted); font-size: 9.5px; }

@media (max-width: 1000px) {
  .today-meta { grid-template-columns: 1fr 1fr; }
  .category-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .today-meta { grid-template-columns: 1fr 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .today-foot p { margin-left: 0; }
}


.download-band .btn-line { border-color: rgba(10,23,51,.28); color: var(--ink); }
.download-band .btn-line:hover { border-color: var(--blue); color: var(--blue); }


/* ==========================================================================
   PC 基准字号 + 清晰度修正（覆盖前面的小字号）
   ========================================================================== */
body { font-size: 17px; line-height: 1.7; text-rendering: optimizeLegibility; }
.header-inner { height: 70px; }
.brand img { width: 148px; }
.nav a { font-size: 14px; }
.header-cta { font-size: 13px; padding: 10px 18px; }
.hero h1 { font-size: clamp(46px, 5.4vw, 72px); letter-spacing: -.05em; }
.lead { font-size: 15.5px; line-height: 1.85; }
.btn { font-size: 14px; padding: 13px 23px; }
.hero-stats b { font-size: 22px; }
.hero-stats span { font-size: 10.5px; }
.section { padding: 58px 0; }
.kicker { font-size: 10.5px; }
.section-head h2 { font-size: clamp(30px, 3.3vw, 42px); letter-spacing: -.045em; }
.section-head p:not(.kicker) { font-size: 13px; line-height: 1.7; }
.text-link { font-size: 11px; }
.portrait-card > span, .landscape-card > span { font-size: 9.5px; }
.portrait-card h3 { font-size: 15.5px; }
.portrait-card p { font-size: 11px; line-height: 1.6; }
.landscape-card h3 { font-size: 17px; }
.landscape-card p { font-size: 11.5px; line-height: 1.6; }
.today-meta b { font-size: 22px; }
.today-meta span { font-size: 9.5px; }
.today-list h3 { font-size: 14.5px; }
.today-list p { font-size: 10.5px; line-height: 1.55; }
.today-list span { font-size: 9px; }
.today-list b { font-size: 9px; }
.today-foot span { font-size: 9px; }
.today-foot p { font-size: 9.5px; }
.category-card h3 { font-size: 17px; }
.category-card p { font-size: 11px; line-height: 1.65; }
.category-card > b { font-size: 9px; }
.cat-tags span { font-size: 9.5px; padding: 3px 7px; }
.tags a { font-size: 12.5px; padding: 9px 17px; }
.why-grid h3 { font-size: 17px; }
.why-grid p { font-size: 11.5px; line-height: 1.65; }
.why-grid b { font-size: 10px; }
.why-note b { font-size: 12.5px; }
.why-note span { font-size: 11px; }
.faq-q { font-size: 15px; padding: 16px 2px; }
.faq-a p { font-size: 12.5px; line-height: 1.85; }
.download-band h2 { font-size: clamp(32px, 3.6vw, 44px); }
.download-band p:not(.kicker) { font-size: 13px; }
.qr-box b { font-size: 17px; }
.qr-box span { font-size: 10.5px; }
.footer-brand p { font-size: 10.5px; }
.footer-col b { font-size: 12px; }
.footer-col a { font-size: 10.5px; }
.footer-bottom { font-size: 9px; }
.mobile-download { font-size: 16px; }

/* 让 360px 宽的封面在 PC 上以略小或接近原尺寸显示，减少拉伸模糊 */
.portrait-grid, .landscape-grid { max-width: 980px; margin-inline: auto; }
img { image-rendering: auto; }

@media (max-width: 820px) {
  .hero h1 { font-size: 2.7rem; }
  .lead { font-size: 14px; }
  .section-head h2 { font-size: 31px; }
  .section-head p:not(.kicker) { font-size: 12px; }
  .portrait-grid, .landscape-grid { max-width: none; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .hero h1 { font-size: 2.35rem; }
  .lead { font-size: 13px; }
  .section-head h2 { font-size: 27px; }
  .section-head p:not(.kicker) { font-size: 11.5px; }
  .portrait-card h3 { font-size: 13px; }
  .portrait-card p { font-size: 9.5px; }
  .landscape-card h3 { font-size: 15px; }
  .landscape-card p { font-size: 10.5px; }
  .faq-q { font-size: 14px; }
  .faq-a p { font-size: 11.5px; }
}