/* wepado.vn: homepage, news and legal pages. Colors follow apps/pwa tokens.css.
   No inline styles or scripts: the CSP in _headers forbids them. */
:root {
  --bg: #f2f2f7;
  --card: #ffffff;
  --text: #0b0b0f;
  --text2: #5c5c63;
  --sep: rgba(60, 60, 67, 0.18);
  --accent: #0058c4;
  --accent-ink: #ffffff;
  --accent-soft: #e5eefa;
  --give: #1f8a4c;
  --give-soft: #e3f4ea;
  --rent: #b25e00;
  --rent-soft: #fbefe0;
  --swap: #7a3fc4;
  --swap-soft: #f0e8fb;
  --sell: #0058c4;
  --sell-soft: #e5eefa;
  --hero: linear-gradient(160deg, #e9f1fc 0%, #f2f2f7 60%);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 30, 80, 0.08);
  --font:
    -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, system-ui, sans-serif;
  --serif: 'Iowan Old Style', 'Palatino Linotype', Palatino, Georgia, 'Times New Roman', serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --bg: #000000;
    --card: #1c1c1e;
    --text: #f5f5f7;
    --text2: #aeaeb2;
    --sep: rgba(84, 84, 88, 0.65);
    --accent: #4d9bff;
    --accent-ink: #00122b;
    --accent-soft: rgba(77, 155, 255, 0.16);
    --give: #4cd284;
    --give-soft: rgba(76, 210, 132, 0.14);
    --rent: #ffb35c;
    --rent-soft: rgba(255, 179, 92, 0.14);
    --swap: #c39bff;
    --swap-soft: rgba(195, 155, 255, 0.14);
    --sell: #4d9bff;
    --sell-soft: rgba(77, 155, 255, 0.16);
    --hero: linear-gradient(160deg, #0b1a2e 0%, #000000 65%);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.4);
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 var(--font);
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}
a {
  color: var(--accent);
}
img {
  max-width: 100%;
}
.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}
.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px;
  top: 8px;
  background: var(--card);
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 10;
}
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* Header */
header.top {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--sep);
}
header.top .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 60px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.01em;
}
.brand img {
  border-radius: 9px;
}
.nav {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 15px;
}
.nav a {
  color: var(--text);
  text-decoration: none;
}
.nav a:hover {
  color: var(--accent);
}
.nav .nav-cta,
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 9px 16px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
}
.btn {
  padding: 13px 22px;
  font-size: 17px;
}
.btn.ghost {
  background: var(--card);
  color: var(--accent);
  box-shadow: var(--shadow);
}
.nav .nav-cta:hover,
.btn:hover {
  filter: brightness(1.08);
  color: var(--accent-ink);
}
.btn.ghost:hover {
  color: var(--accent);
}
@media (max-width: 720px) {
  .nav a:not(.nav-cta) {
    display: none;
  }
  .nav .nav-cta {
    font-size: 14px;
    padding: 8px 12px;
  }
}

/* Hero */
.hero {
  background: var(--hero);
  padding: 56px 0 64px;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 14px;
  font-weight: 600;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 18px 0 18px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero .lede {
  font-size: clamp(18px, 2.2vw, 21px);
  color: var(--text2);
  margin: 0 0 28px;
  max-width: 560px;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero .note {
  margin: 18px 0 0;
  font-size: 14px;
  color: var(--text2);
}
.demo {
  display: grid;
  gap: 14px;
}
.demo-card {
  background: var(--card);
  border-radius: 20px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 4px 14px;
  align-items: center;
}
.demo-card:nth-child(2) {
  margin-left: 28px;
}
.demo-card:nth-child(3) {
  margin-left: 8px;
}
.demo-thumb {
  grid-row: span 3;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 28px;
}
.demo-card b {
  font-size: 16px;
  line-height: 1.3;
}
.demo-card small {
  color: var(--text2);
  font-size: 13px;
}
.tag {
  justify-self: start;
  font-size: 12px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
}
.give {
  background: var(--give-soft);
  color: var(--give);
}
.rent {
  background: var(--rent-soft);
  color: var(--rent);
}
.swap {
  background: var(--swap-soft);
  color: var(--swap);
}
.sell {
  background: var(--sell-soft);
  color: var(--sell);
}
@media (max-width: 820px) {
  .hero {
    padding: 36px 0 44px;
  }
  .hero .wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .demo-card:nth-child(2),
  .demo-card:nth-child(3) {
    margin-left: 0;
  }
}

/* Sections */
.band {
  padding: 64px 0;
}
.band.alt {
  background: var(--card);
}
.band h2,
.related h2 {
  font-size: clamp(26px, 4vw, 36px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
.band .sub {
  color: var(--text2);
  font-size: 19px;
  margin: 0 0 32px;
  max-width: 680px;
}
.grid4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.grid3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
}
.tile {
  background: var(--card);
  border-radius: 22px;
  padding: 22px;
}
.band.alt .tile {
  background: var(--bg);
}
.tile h3 {
  margin: 10px 0 6px;
  font-size: 19px;
}
.tile p {
  margin: 0;
  color: var(--text2);
  font-size: 16px;
}
.icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 22px;
}
ol.flow {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  counter-reset: step;
}
ol.flow li {
  counter-increment: step;
  background: var(--bg);
  border-radius: 22px;
  padding: 22px;
}
ol.flow li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  margin-bottom: 12px;
}
ol.flow b {
  display: block;
  font-size: 18px;
  margin-bottom: 4px;
}
ol.flow span {
  color: var(--text2);
  font-size: 16px;
}
.quote {
  font-family: var(--serif);
  font-size: clamp(22px, 3vw, 30px);
  line-height: 1.4;
  margin: 0 auto;
  max-width: 820px;
  text-align: center;
}
.quote + p {
  text-align: center;
  color: var(--text2);
  margin-top: 16px;
}
.join {
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: 28px;
  padding: 40px 28px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 28px;
  align-items: center;
}
.join h2 {
  color: inherit;
}
.join p,
.join li {
  color: inherit;
  opacity: 0.92;
}
.join ol {
  margin: 0;
  padding-left: 22px;
}
.join .btn {
  background: var(--accent-ink);
  color: var(--accent);
}
@media (max-width: 820px) {
  .join {
    grid-template-columns: 1fr;
    padding: 28px 20px;
  }
}
.faq {
  max-width: 820px;
}
.faq details {
  background: var(--card);
  border-radius: 16px;
  padding: 16px 20px;
  margin-bottom: 10px;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 18px;
}
.faq details p {
  margin: 10px 0 0;
  color: var(--text2);
}

/* Post cards */
.posts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.post-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--card);
  border-radius: 22px;
  padding: 22px;
  color: var(--text);
  text-decoration: none;
  transition: transform 0.15s ease;
}
.band.alt .post-card {
  background: var(--bg);
}
.post-card:hover {
  transform: translateY(-2px);
}
.post-card b {
  font-size: 19px;
  line-height: 1.3;
}
.post-kicker {
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.post-desc {
  color: var(--text2);
  font-size: 15px;
}
.post-meta {
  margin-top: auto;
  color: var(--text2);
  font-size: 13px;
}

/* Article and legal pages */
.page-head {
  padding: 48px 16px 24px;
}
.page-head h1 {
  font-size: clamp(32px, 5vw, 48px);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 12px;
}
.lede {
  color: var(--text2);
  font-size: 20px;
  margin: 0 0 16px;
}
.crumbs {
  font-size: 14px;
  color: var(--text2);
  margin-bottom: 18px;
}
.crumbs a {
  color: var(--text2);
}
.article,
.doc {
  max-width: 760px;
  padding-top: 40px;
  padding-bottom: 24px;
}
.article h1 {
  font-family: var(--serif);
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 10px 0 14px;
}
.article .lede {
  font-family: var(--serif);
  font-size: 22px;
  line-height: 1.5;
}
.byline {
  color: var(--text2);
  font-size: 14px;
  border-bottom: 1px solid var(--sep);
  padding-bottom: 20px;
}
.prose {
  font-size: 18px;
  line-height: 1.75;
}
.article .prose {
  font-family: var(--serif);
  font-size: 20px;
}
.prose h2 {
  font-family: var(--font);
  font-size: 24px;
  line-height: 1.3;
  margin: 40px 0 10px;
  scroll-margin-top: 80px;
}
.prose h3 {
  font-family: var(--font);
  font-size: 19px;
  margin: 28px 0 6px;
  scroll-margin-top: 80px;
}
.prose li {
  margin: 6px 0;
}
.prose blockquote {
  margin: 28px 0;
  padding: 4px 0 4px 20px;
  border-left: 4px solid var(--accent);
  color: var(--text);
  font-style: italic;
}
.prose hr {
  border: 0;
  border-top: 1px solid var(--sep);
  margin: 36px 0;
}
.doc h1 {
  font-size: clamp(30px, 4.5vw, 40px);
  line-height: 1.2;
  margin: 0 0 6px;
}
.doc .meta {
  color: var(--text2);
  font-size: 15px;
  margin: 0 0 24px;
}
.doc .prose {
  font-size: 17px;
  line-height: 1.7;
}
.toc {
  background: var(--card);
  border-radius: 18px;
  padding: 18px 20px;
  margin-bottom: 28px;
  font-size: 15px;
}
.toc ol {
  margin: 8px 0 0;
  padding-left: 0;
  list-style: none;
  columns: 2 240px;
}
.toc li {
  margin: 4px 0;
}
.toc a {
  color: var(--text);
}
.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  border-top: 1px solid var(--sep);
  margin-top: 40px;
  padding-top: 18px;
  font-size: 15px;
}
.cta-box {
  background: var(--accent-soft);
  border-radius: 22px;
  padding: 24px;
  margin: 40px 0 0;
}
.cta-box b {
  font-size: 19px;
}
.cta-box p {
  margin: 6px 0 16px;
  color: var(--text2);
}
.related {
  padding-bottom: 56px;
  max-width: 1080px;
}
.table {
  overflow-x: auto;
  margin: 16px 0;
}
table {
  border-collapse: collapse;
  width: 100%;
  font-size: 15px;
  line-height: 1.5;
}
th,
td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px 10px 0;
  border-bottom: 1px solid var(--sep);
}
th {
  font-weight: 700;
}
code {
  font-size: 0.9em;
}

/* Footer */
.foot {
  border-top: 1px solid var(--sep);
  padding: 40px 0 48px;
  color: var(--text2);
  font-size: 15px;
}
.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 24px;
}
.foot-grid nav,
.foot-grid > div {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.foot-grid b {
  color: var(--text);
}
.foot-grid a:not(.brand) {
  color: var(--text2);
  text-decoration: none;
}
.foot-grid a:hover {
  color: var(--accent);
}
.foot-grid p {
  margin: 0;
}
.fine {
  margin: 28px 0 0;
  font-size: 13px;
}
@media (max-width: 720px) {
  .foot-grid {
    grid-template-columns: 1fr 1fr;
  }
  .foot-grid > div:first-child {
    grid-column: 1 / -1;
  }
}

/* Install guide (/cai-dat/) */
.guide-head .big-actions {
  margin: 20px 0 14px;
}
.guide-head .big-actions .btn {
  flex: 1 1 200px;
  max-width: 320px;
  text-align: center;
  font-size: 20px;
  padding: 18px 24px;
}
.guide-head .note {
  margin: 0;
  font-size: 15px;
  color: var(--text2);
}
.guide-sec {
  max-width: 900px;
  padding-top: 20px;
  padding-bottom: 20px;
  scroll-margin-top: 72px;
}
.guide-sec h2 {
  font-size: clamp(24px, 3.6vw, 32px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 12px 0 16px;
}
.guide-end {
  padding-bottom: 56px;
  color: var(--text2);
}
.callout {
  background: var(--accent-soft);
  border-radius: 20px;
  padding: 20px 22px;
}
.callout h2,
.callout h3 {
  margin: 0 0 8px;
  font-size: 19px;
  line-height: 1.3;
  letter-spacing: 0;
}
.callout p {
  margin: 0 0 10px;
}
.callout p:last-child,
.callout ol:last-child {
  margin-bottom: 0;
}
.callout ol.mini {
  margin: 0 0 10px;
  padding-left: 22px;
}
.callout ol.mini li {
  margin: 4px 0;
}
.platform {
  background: var(--card);
  border-radius: 26px;
  padding: 28px;
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 28px;
  align-items: start;
}
.platform .callout {
  background: var(--bg);
  margin-top: 18px;
}
ol.steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
  counter-reset: step;
}
ol.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 2px 14px;
}
ol.steps li::before {
  content: counter(step);
  grid-row: span 2;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
}
ol.steps b {
  font-size: 18px;
  line-height: 1.35;
  padding-top: 5px;
}
ol.steps span {
  color: var(--text2);
  font-size: 16px;
  line-height: 1.55;
}
.phone {
  width: 180px;
  height: auto;
  position: sticky;
  top: 84px;
}
.ph-body {
  fill: var(--bg);
  stroke: var(--text2);
  stroke-width: 3;
}
.ph-screen {
  fill: var(--card);
}
.ph-ink {
  fill: var(--text);
}
.ph-line {
  fill: var(--sep);
}
.ph-block {
  fill: var(--accent-soft);
}
.ph-bar {
  fill: var(--bg);
}
.ph-icon,
.ph-share,
.ph-dots {
  fill: none;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.ph-icon {
  stroke: var(--text2);
}
.ph-share,
.ph-dots {
  stroke: var(--accent);
}
.ph-dots {
  stroke-width: 4;
}
.ph-hl {
  fill: var(--accent-soft);
  stroke: var(--accent);
  stroke-width: 2;
}
.ph-menu {
  fill: var(--card);
  stroke: var(--text2);
  stroke-width: 1.5;
}
.ph-menu-row {
  fill: var(--accent-soft);
  stroke: var(--accent);
  stroke-width: 1.5;
}
.ph-label {
  font: 700 10px var(--font);
  fill: var(--accent);
}
@media (max-width: 820px) {
  .platform {
    grid-template-columns: 1fr;
    padding: 22px 18px;
  }
  .phone {
    position: static;
    justify-self: center;
    width: 150px;
  }
}
.join a:not(.btn) {
  color: inherit;
}