/* =============================================================
   VPSVNDEX — Stylesheet
   Font: Be Vietnam Pro (display) + JetBrains Mono (mono)
   Container: 1240px / 42px padding (thống nhất)
   ============================================================= */

:root {
  --ink: #081d37;
  --ink-2: #0f2c4d;
  --ink-soft: #163656;
  --blue: #1e6fe0;
  --blue-2: #1877f2;
  --blue-soft: #e8f3ff;
  --electric: #4eb9ff;
  --mint: #6cf6bd;
  --mint-deep: #0c4936;
  --paper: #f6f8fb;
  --paper-2: #eef2f7;
  --white: #ffffff;
  --line: #dce5ee;
  --line-soft: #e8eef5;
  --muted: #617289;
  --text: #1c2c44;
  --text-soft: #4a5d76;
  --display: "Be Vietnam Pro", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --mono: "JetBrains Mono", "DM Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --container: 1240px;
  --pad: 42px;
  --radius-sm: 5px;
  --radius: 8px;
  --radius-lg: 12px;
  scroll-behavior: smooth;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper);
  color: var(--text);
  font-family: var(--display);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
html.is-locked, body.is-locked { overflow: hidden; }

button, a { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

.container { max-width: var(--container); padding: 0 var(--pad); margin: 0 auto; }

/* =============================================================
   SAFETY: đảm bảo mọi <section> đều có padding ngang
   và nội dung không tràn full-width khi không dùng .container
   ============================================================= */
main > section {
  padding-left: max(var(--pad), env(safe-area-inset-left));
  padding-right: max(var(--pad), env(safe-area-inset-right));
  box-sizing: border-box;
}
@media (max-width: 720px) {
  main > section { padding-left: 20px; padding-right: 20px; }
}

/* =============================================================
   Floating Zalo contact — góc dưới-trái
   ============================================================= */
.zalo-float {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 35;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 8px 28px rgba(8, 29, 55, 0.18);
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 14px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  animation: zalo-pulse 2.4s ease-in-out infinite;
}
.zalo-float:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(8, 29, 55, 0.26);
}
.zalo-float-icon {
  width: 38px; height: 38px;
  flex: 0 0 38px;
  display: block;
}
.zalo-float-label {
  white-space: nowrap;
  letter-spacing: -.2px;
}
@keyframes zalo-pulse {
  0%, 100% { box-shadow: 0 8px 28px rgba(8, 29, 55, 0.18), 0 0 0 0 rgba(0, 104, 255, 0.45); }
  50%      { box-shadow: 0 8px 28px rgba(8, 29, 55, 0.18), 0 0 0 14px rgba(0, 104, 255, 0); }
}
@media (max-width: 520px) {
  .zalo-float-label { display: none; }
  .zalo-float { padding: 6px; border-radius: 50%; }
}
@media (prefers-reduced-motion: reduce) {
  .zalo-float { animation: none; }
}

/* =============================================================
   Page noise overlay
   ============================================================= */
.page-noise {
  position: fixed; inset: 0; opacity: .22; pointer-events: none; z-index: 20;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 150 150' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.09'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* =============================================================
   Header
   ============================================================= */
.site-header {
  height: 76px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px;
  position: relative; z-index: 5;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 19px; font-weight: 800; letter-spacing: -.3px;
  color: var(--ink);
  white-space: nowrap;
}
.brand > span:last-child { font-weight: 800; }
.brand > span:last-child span { color: var(--blue); font-weight: 800; }
.brand-mark {
  width: 26px; height: 26px; display: flex; align-items: center; gap: 3px;
  transform: skew(-18deg);
}
.brand-mark i { width: 5px; background: var(--blue); display: block; border-radius: 2px; }
.brand-mark i:nth-child(1) { height: 12px; }
.brand-mark i:nth-child(2) { height: 22px; }
.brand-mark i:nth-child(3) { height: 16px; }

.site-header nav {
  display: flex; gap: 32px;
  font-size: 14px; font-weight: 600;
  color: var(--text-soft);
}
.site-header nav a { transition: color .2s; }
.site-header nav a:hover { color: var(--blue); }

.header-actions {
  display: flex; align-items: center; gap: 14px;
}
.guest-actions, .account-actions {
  display: flex; align-items: center; gap: 8px;
}
.account-actions[hidden],
.guest-actions[hidden] { display: none !important; }
.login-link, .signup-link, .logout-link {
  border: 0; background: transparent;
  font-size: 13px; font-weight: 700;
  color: var(--text-soft);
  padding: 8px 12px; border-radius: var(--radius-sm);
  transition: color .2s, background .2s;
}
.login-link:hover, .signup-link:hover { color: var(--blue); background: var(--blue-soft); }
.logout-link { color: var(--text-soft); }
.logout-link:hover { color: #d83a52; background: #ffeef0; }
.account-email {
  font-size: 13px; font-weight: 600;
  color: var(--text-soft);
  padding: 8px 4px;
  max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}

.header-cta {
  font-size: 13px; font-weight: 700;
  padding: 11px 18px;
  border: 1px solid #cddae6; border-radius: var(--radius-sm);
  color: var(--ink);
  transition: border-color .2s, color .2s, transform .2s;
}
.header-cta span { color: var(--blue); margin-left: 4px; }
.header-cta:hover {
  border-color: var(--blue); color: var(--blue);
  transform: translateY(-1px);
}

/* =============================================================
   Hero
   ============================================================= */
.hero {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px;
  align-items: center;
  padding: 56px var(--pad) 80px;
  min-height: 540px;
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--text-soft);
  font: 600 11px/1.2 var(--mono);
  letter-spacing: 1.6px;
  text-transform: uppercase;
}
.eyebrow > span {
  width: 22px; height: 2px;
  display: inline-block; vertical-align: middle;
  margin: 0 10px 2px 0;
  background: var(--blue);
}

h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -.6px; line-height: 1.08; color: var(--ink); }
.hero h1 {
  font-size: clamp(40px, 5vw, 64px);
  letter-spacing: -1px;
  font-weight: 800;
}
.hero h1 em, .checkout-header h2 em { color: var(--blue); font-style: normal; }

.hero-description {
  max-width: 460px;
  color: var(--text-soft);
  font-size: 16px;
  line-height: 1.7;
  margin: 24px 0 28px;
}
.hero-actions { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; }

.button {
  border-radius: var(--radius-sm);
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  font-size: 13px; font-weight: 700;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s, border-color .2s;
}
.button:hover { transform: translateY(-2px); }
.button-primary {
  padding: 15px 22px;
  color: white; background: var(--blue-2);
  box-shadow: 0 12px 24px rgba(24,119,242,.22);
}
.button-primary:hover { background: #0d6ce0; box-shadow: 0 14px 28px rgba(24,119,242,.3); }
.button-primary span { font-size: 16px; }
.button-text { color: var(--text); }
.button-text span { color: var(--blue); font-size: 19px; }
.button-light { padding: 15px 22px; color: #165895; background: white; }
.button-light:hover { background: #f5f9ff; }

.hero-note {
  display: flex; align-items: center; gap: 10px;
  margin-top: 40px;
  color: var(--text-soft);
  font-size: 12px; font-weight: 600;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #20ca86;
  box-shadow: 0 0 0 5px rgba(32,202,134,.18);
  animation: pulse 1.8s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 5px rgba(32,202,134,.18); }
  50%      { box-shadow: 0 0 0 10px rgba(32,202,134,0); }
}

/* =============================================================
   Hero visual
   ============================================================= */
.hero-visual {
  position: relative;
  min-height: 470px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ink);
  box-shadow: 0 30px 50px rgba(11,41,73,.16);
}
.grid-plane {
  position: absolute; bottom: -90px; left: -60px; right: -60px; height: 260px;
  background-image:
    linear-gradient(rgba(93,182,252,.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(93,182,252,.18) 1px, transparent 1px);
  background-size: 31px 31px;
  transform: perspective(180px) rotateX(57deg);
  transform-origin: bottom;
}
.orb { position: absolute; border-radius: 50%; filter: blur(2px); }
.orb-one {
  width: 270px; height: 270px; top: -90px; left: -70px;
  background: radial-gradient(circle at 65% 65%, rgba(50,162,255,.4), rgba(44,143,245,.05) 63%);
}
.orb-two {
  width: 300px; height: 300px; right: -120px; bottom: -100px;
  background: radial-gradient(circle at 35% 30%, rgba(27,112,242,.5), transparent 63%);
}
.server-rack {
  z-index: 2; position: absolute;
  width: 290px; height: 280px;
  top: 95px; left: 50%; transform: translateX(-50%);
  border: 1px solid rgba(117,195,255,.5);
  border-radius: var(--radius);
  padding: 16px 16px 12px;
  background: linear-gradient(130deg, rgba(18,65,103,.92), rgba(8,30,57,.88));
  box-shadow: 0 18px 35px rgba(0,0,0,.3), inset 0 0 35px rgba(74,173,249,.08);
}
.rack-heading {
  display: flex; justify-content: space-between; align-items: center;
  padding-bottom: 12px;
  color: #b6d6ee;
  border-bottom: 1px solid rgba(142,203,251,.23);
  font: 500 10px var(--mono); letter-spacing: 1px;
}
.rack-heading b { color: var(--mint); font-size: 9px; }
.server-line {
  height: 40px;
  display: flex; align-items: center; gap: 7px;
  border-bottom: 1px solid rgba(142,203,251,.13);
}
.server-line:last-of-type { border-bottom: 0; }
.server-line span {
  margin-right: auto;
  color: #c1d9eb;
  font: 400 10px var(--mono);
}
.server-line i {
  width: 7px; height: 7px; display: block;
  background: #49baff; border-radius: 50%;
  box-shadow: 0 0 8px #49baff;
}
.server-line i:last-child { background: #65edb0; box-shadow: 0 0 8px #65edb0; }
.rack-footer {
  display: flex; justify-content: space-between;
  padding-top: 10px;
  color: #547f9f;
  font: 9px var(--mono);
}

.floating-stat {
  position: absolute; z-index: 3;
  background: rgba(255,255,255,.96);
  box-shadow: 0 14px 28px rgba(0,0,0,.18);
  border-radius: 8px;
}
.floating-stat small {
  display: block;
  color: var(--muted);
  font: 600 9px var(--mono);
  letter-spacing: .8px;
  text-transform: uppercase;
}
.floating-stat strong {
  display: block;
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
}
.floating-stat > span:not(.flag) {
  display: block;
  color: var(--muted);
  font-size: 10px;
  margin-top: 4px;
}
.stat-location {
  left: 24px; top: 28px;
  padding: 12px 16px 12px 12px;
  display: flex; align-items: center; gap: 10px;
}
.flag { font-size: 22px; }
.stat-speed {
  right: 24px; bottom: 28px;
  padding: 14px 18px;
  min-width: 140px;
}

/* =============================================================
   Trust strip
   ============================================================= */
.trust-strip {
  max-width: calc(var(--container) - 2 * var(--pad));
  margin: 0 auto;
  padding: 22px 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.trust-strip div {
  display: flex; align-items: baseline; justify-content: center; gap: 10px;
  border-right: 1px solid var(--line);
}
.trust-strip div:last-child { border: 0; }
.trust-strip strong {
  color: var(--blue);
  font: 600 18px var(--mono);
  letter-spacing: -.3px;
}
.trust-strip span {
  color: var(--text-soft);
  font-size: 12px;
}

/* =============================================================
   Pricing
   ============================================================= */
.pricing-section { padding: 110px var(--pad); }
.section-intro { max-width: var(--container); margin: 0 auto; }
.intro-row {
  display: grid; grid-template-columns: 1.2fr .9fr; gap: 40px;
  align-items: end;
}
.section-intro h2, .benefit-intro h2, .how-title h2 {
  font-size: clamp(34px, 4vw, 50px);
  letter-spacing: -1px;
}
.intro-row > p {
  margin: 0;
  max-width: 320px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.7;
  justify-self: end;
}

.region-switcher {
  max-width: var(--container);
  margin: 42px auto 0;
  padding: 7px;
  border-radius: var(--radius);
  background: var(--line-soft);
  display: flex; align-items: center; gap: 4px;
}
.region-tab {
  border: 0; text-align: left;
  padding: 12px 20px 12px 14px;
  display: flex; align-items: center; gap: 12px;
  color: var(--text-soft); background: transparent;
  border-radius: 6px;
  transition: background .2s, color .2s, box-shadow .2s;
}
.region-tab:hover { color: var(--ink); }
.region-tab.is-active {
  color: var(--ink); background: white;
  box-shadow: 0 3px 10px rgba(20,50,78,.08);
}
.region-tab b { display: block; font-size: 13px; font-weight: 700; }
.region-tab small {
  display: block; margin-top: 2px;
  font-size: 11px; color: var(--muted); font-weight: 500;
}
.region-icon { font-size: 22px; }
.region-network {
  margin-left: auto; padding-right: 14px;
  color: var(--text-soft);
  font: 600 11px var(--mono);
  letter-spacing: .5px;
}
.region-network i {
  display: inline-block; width: 7px; height: 7px;
  margin-right: 7px; border-radius: 50%;
  background: #20ca86;
  box-shadow: 0 0 0 4px rgba(32,202,134,.15);
}

.plans-grid {
  max-width: var(--container);
  margin: 22px auto 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  align-items: stretch;
}
.plan-card {
  background: white;
  border: 1px solid #dee6ee;
  border-radius: var(--radius);
  padding: 26px 24px 22px;
  position: relative;
  display: flex; flex-direction: column;
  min-height: 520px;
  height: 100%;
  transition: transform .22s, box-shadow .22s, border-color .22s;
}
.plan-card:hover {
  transform: translateY(-5px);
  border-color: #adcce9;
  box-shadow: 0 20px 36px rgba(24,64,102,.12);
}
.plan-card.is-featured {
  background: var(--ink); border-color: var(--ink); color: white;
  box-shadow: 0 24px 36px rgba(7,27,51,.22);
}
.plan-card.is-featured,
.plan-card.is-featured p,
.plan-card.is-featured span,
.plan-card.is-featured li,
.plan-card.is-featured b,
.plan-card.is-featured strong,
.plan-card.is-featured h3,
.plan-card.is-featured .plan-name,
.plan-card.is-featured .plan-price,
.plan-card.is-featured .plan-subtitle { color: #ffffff !important; }
.plan-card.is-featured h3,
.plan-card.is-featured .plan-price,
.plan-card.is-featured strong { color: white !important; }

.plan-tag {
  min-height: 20px;
  margin: -4px 0 14px;
  color: var(--muted);
  font: 600 11px var(--mono);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.plan-card.is-featured .plan-tag { color: var(--mint); }

.plan-name { font-size: 20px; letter-spacing: -.4px; }
.plan-subtitle {
  min-height: 44px;
  margin: 10px 0 18px;
  color: var(--text-soft);
  font-size: 13px;
  line-height: 1.55;
}
.plan-card.is-featured .plan-subtitle { color: #b1c3d6; }

.plan-price {
  margin: 0 0 22px;
  font-size: 28px; font-weight: 800; letter-spacing: -.8px;
}
.plan-price small {
  color: var(--muted);
  font-size: 12px; font-weight: 600;
}
.plan-card.is-featured .plan-price small { color: #9eb5ca; }

.plan-features {
  list-style: none;
  padding: 16px 0;
  margin: 0 0 22px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.plan-card.is-featured .plan-features { border-color: rgba(255,255,255,.15); }
.plan-features li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  margin: 10px 0;
  color: var(--text-soft);
  font-size: 12px;
}
.plan-features b {
  color: var(--ink);
  font-size: 12px; font-weight: 700;
  text-align: right;
  font-variant-numeric: tabular-nums;
}
.plan-card.is-featured .plan-features li { color: #a4bad0; }

.plan-button {
  border: 1px solid #cbd9e7; background: white;
  margin-top: auto;
  width: 100%; min-height: 44px;
  border-radius: 6px;
  color: #1d405f;
  font-size: 13px; font-weight: 700;
  transition: background .2s, color .2s, border-color .2s;
}
.plan-button:hover { color: white; border-color: var(--blue-2); background: var(--blue-2); }
.plan-card.is-featured .plan-button {
  color: var(--mint-deep); border-color: var(--mint); background: var(--mint);
}
.plan-card.is-featured .plan-button:hover { background: white; border-color: white; color: var(--ink); }

.popular {
  position: absolute; top: -11px; right: 16px;
  padding: 5px 10px;
  background: var(--mint); color: var(--mint-deep);
  border-radius: 4px;
  font: 700 9px var(--mono);
  letter-spacing: .8px;
}
.pricing-footnote {
  max-width: var(--container);
  margin: 20px auto 0;
  color: var(--text-soft);
  font-size: 12px;
}

/* =============================================================
   Benefits
   ============================================================= */
.benefits {
  background: var(--ink); color: white;
  padding: 96px var(--pad);
  display: grid; grid-template-columns: .9fr 1.3fr; gap: 80px;
  align-items: center;
}
.benefit-intro h2, .benefit-intro h3 { color: white; }
.benefit-intro .eyebrow { color: #8cabca; }
.benefit-intro .eyebrow span,
.how-it-works .eyebrow span,
.cta-banner .eyebrow span { background: var(--mint); }

.benefit-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.benefit-grid article {
  padding-top: 18px;
  border-top: 1px solid rgba(182,216,246,.23);
}
.benefit-number {
  color: var(--mint);
  font: 600 11px var(--mono);
  letter-spacing: 1px;
}
.benefit-grid h3 { margin: 18px 0 10px; font-size: 16px; font-weight: 700; }
.benefit-grid p { margin: 0; color: #abc0d2; font-size: 13px; line-height: 1.7; }

/* =============================================================
   How it works
   ============================================================= */
.how-it-works {
  max-width: var(--container);
  margin: 0 auto;
  padding: 110px var(--pad);
  display: grid; grid-template-columns: .85fr 1.15fr; gap: 64px;
  align-items: center;
}
.how-title h2 { font-size: clamp(34px, 4vw, 50px); letter-spacing: -1px; }
.how-it-works ol { list-style: none; padding: 0; margin: 0; }
.how-it-works li {
  min-height: 88px;
  display: flex; gap: 28px; align-items: center;
  border-bottom: 1px solid var(--line);
}
.how-it-works li:first-child { border-top: 1px solid var(--line); }
.how-it-works li > span {
  flex-shrink: 0;
  color: var(--blue);
  font: 700 13px var(--mono);
}
.how-it-works h3 { margin: 0 0 4px; font-size: 15px; font-weight: 700; }
.how-it-works p { margin: 0; color: var(--text-soft); font-size: 13px; }

/* =============================================================
   CTA banner
   ============================================================= */
.cta-banner {
  max-width: var(--container);
  margin: 0 auto 96px;
  padding: 56px 60px;
  background: linear-gradient(120deg, #1378e9, #075bc0);
  color: white;
  display: flex; align-items: center; justify-content: space-between;
  gap: 32px;
  border-radius: var(--radius-lg);
  position: relative; overflow: hidden;
}
.cta-banner::after {
  content: "";
  position: absolute;
  width: 300px; height: 300px;
  right: 30px; top: -180px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 50%;
  box-shadow: 0 0 0 40px rgba(255,255,255,.07), 0 0 0 80px rgba(255,255,255,.045);
}
.cta-banner .eyebrow { position: relative; z-index: 1; color: #c3e3ff; }
.cta-banner h2 {
  position: relative; z-index: 1;
  color: white;
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: -.6px;
  margin-top: 14px;
}
.cta-banner .button-light { z-index: 1; flex-shrink: 0; }

/* =============================================================
   Footer
   ============================================================= */
footer {
  max-width: var(--container);
  margin: 0 auto;
  padding: 28px var(--pad);
  border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  color: var(--text-soft);
  font-size: 13px;
}
footer .brand { font-size: 15px; }
footer .brand-mark { transform: skew(-18deg) scale(.8); transform-origin: left; margin-right: -3px; }

/* =============================================================
   Checkout modal
   ============================================================= */
.checkout {
  position: fixed; inset: 0; z-index: 40;
  display: flex; justify-content: flex-end;
  pointer-events: none; opacity: 0;
  transition: opacity .25s;
}
.checkout.is-open { pointer-events: auto; opacity: 1; }
.checkout-backdrop {
  position: absolute; inset: 0;
  background: rgba(1,12,26,.65);
  backdrop-filter: blur(4px);
}
.checkout-panel {
  position: relative;
  width: min(940px, 100%);
  min-width: 320px;                /* chống modal co lại thành cột hẹp */
  max-height: 92dvh;
  padding: 64px 56px 36px;
  background: var(--paper);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform .35s cubic-bezier(.2,.8,.2,1);
}
.checkout.is-open .checkout-panel { transform: translateX(0); }

.close-checkout {
  position: absolute; right: 24px; top: 20px;
  width: 38px; height: 38px; padding: 0;
  border: 1px solid #d2deea; background: white;
  border-radius: 50%;
  color: var(--text-soft);
  font-size: 24px; line-height: 1;
  transition: border-color .2s, color .2s;
}
.close-checkout:hover { border-color: var(--blue); color: var(--blue); }

.checkout-header h2 {
  font-size: clamp(32px, 4vw, 46px);
  letter-spacing: -.8px;
  margin-top: 8px;
}
.checkout-header > p:last-child {
  max-width: 520px;
  margin: 14px 0 0;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.6;
}

/* ----- Flow 3 bước ----- */
.checkout-steps {
  list-style: none;
  margin: 22px 0 4px;
  padding: 14px 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.checkout-steps li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  line-height: 1.45;
  color: var(--ink);
}
.checkout-steps li b {
  flex: 0 0 22px;
  width: 22px; height: 22px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  font-size: 12px;
  font-weight: 700;
}
.checkout-steps li em { font-style: normal; font-weight: 600; color: var(--blue); }
@media (max-width: 720px) {
  .checkout-steps { grid-template-columns: 1fr; }
}

.checkout-body {
  display: grid; grid-template-columns: .93fr 1.07fr; gap: 20px;
  margin-top: 28px;
}

.order-summary {
  padding: 28px;
  background: var(--ink); color: white;
  border-radius: var(--radius);
}
.order-summary > span {
  display: inline-block;
  color: var(--mint);
  font: 700 10px var(--mono);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(108,246,189,.25);
  margin-bottom: 18px;
}
.order-summary > strong {
  display: block;
  margin-top: 16px;
  font-size: 24px; font-weight: 800;
  letter-spacing: -.4px;
}
.order-summary > p {
  margin: 10px 0 24px;
  color: #afc4d4;
  font-size: 13px; line-height: 1.55;
}
.order-summary dl { margin: 0; }
.order-summary dl div {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 0;
  color: #a5bdce;
  border-top: 1px solid rgba(255,255,255,.15);
  font-size: 13px;
}
.order-summary dt, .order-summary dd { margin: 0; }
.order-summary dd { color: white; font-weight: 700; }
.order-summary .total dd { color: var(--mint); font-size: 18px; }

.payment-card {
  padding: 24px;
  background: white;
  border: 1px solid #dae4ed;
  border-radius: var(--radius);
}
.payment-heading {
  display: flex; align-items: center; gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 4px;
}
.bank-icon {
  display: grid;
  width: 36px; height: 36px;
  place-items: center;
  color: white;
  border-radius: 6px;
  background: #0759aa;
  font-size: 12px; font-weight: 800;
}
.payment-heading small {
  display: block;
  color: var(--muted);
  font: 600 9px var(--mono);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.payment-heading strong {
  display: block;
  color: var(--ink);
  margin-top: 3px;
  font-size: 14px; font-weight: 700;
}

.qr-wrap {
  display: grid; place-items: center;
  padding: 18px 0 14px;
}
.qr-wrap img {
  width: 180px; height: 180px;
  object-fit: contain;
  mix-blend-mode: multiply;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 8px;
  background: white;
}

.payment-detail, .transfer-note {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.payment-detail span, .transfer-note span {
  color: var(--text-soft);
  font-size: 12px;
}
.payment-detail strong, .transfer-note strong {
  color: var(--ink);
  font: 700 14px var(--mono);
  letter-spacing: -.2px;
}
.copy-button {
  border: 0;
  padding: 6px 10px;
  border-radius: 4px;
  color: var(--blue);
  background: var(--blue-soft);
  font-size: 11px; font-weight: 700;
  transition: background .2s;
}
.copy-button:hover { background: #d5eaff; }

.transfer-note strong { color: #c4541b; font-size: 12px; }

.checkout-tip {
  margin: 22px 0 0;
  padding: 14px 18px;
  background: var(--paper-2);
  border-radius: 6px;
  color: var(--text-soft);
  font-size: 12px; line-height: 1.6;
}

/* =============================================================
   Auth modal
   ============================================================= */
.auth-modal {
  position: fixed; inset: 0; z-index: 45;
  display: flex; justify-content: center; align-items: center;
  pointer-events: none; opacity: 0;
  transition: opacity .2s;
}
.auth-modal.is-open { pointer-events: auto; opacity: 1; }
.auth-backdrop {
  position: absolute; inset: 0;
  background: rgba(1,12,26,.65);
  backdrop-filter: blur(4px);
}
.auth-panel {
  position: relative;
  width: min(460px, calc(100% - 32px));
  max-height: calc(100dvh - 32px);
  padding: 40px 40px 32px;
  background: white;
  border-radius: var(--radius-lg);
  overflow-y: auto;
  box-shadow: 0 30px 60px rgba(0,0,0,.3);
  transform: translateY(20px) scale(.97);
  opacity: 0;
  transition: transform .25s cubic-bezier(.2,.8,.2,1), opacity .2s;
}
.auth-modal.is-open .auth-panel { transform: translateY(0) scale(1); opacity: 1; }

.close-auth {
  position: absolute; right: 16px; top: 16px;
  width: 36px; height: 36px; padding: 0;
  border: 0; background: transparent;
  border-radius: 50%;
  color: var(--text-soft);
  font-size: 24px; line-height: 1;
  transition: background .2s, color .2s;
}
.close-auth:hover { background: var(--paper-2); color: var(--ink); }

.auth-panel .eyebrow { margin-bottom: 18px; }
.auth-panel h2 {
  font-size: 28px;
  letter-spacing: -.5px;
  margin-bottom: 8px;
}
.auth-panel h2 em { color: var(--blue); font-style: normal; }
.auth-description {
  margin: 0 0 24px;
  color: var(--text-soft);
  font-size: 14px;
  line-height: 1.6;
}

.auth-tabs {
  display: flex;
  background: var(--paper-2);
  border-radius: 8px;
  padding: 4px;
  margin-bottom: 22px;
}
.auth-tab {
  flex: 1;
  border: 0; background: transparent;
  padding: 10px 14px;
  border-radius: 6px;
  color: var(--text-soft);
  font-size: 13px; font-weight: 600;
  transition: background .2s, color .2s, box-shadow .2s;
}
.auth-tab.is-active {
  background: white;
  color: var(--ink);
  box-shadow: 0 2px 6px rgba(0,0,0,.06);
}

.auth-form { display: flex; flex-direction: column; gap: 16px; }
.auth-form label { display: flex; flex-direction: column; gap: 6px; }
.auth-form label[hidden] { display: none !important; }
.auth-form input[hidden] { display: none !important; }
.account-actions[hidden],
.guest-actions[hidden] { display: none !important; }
.auth-form span {
  font-size: 13px; font-weight: 600;
  color: var(--ink);
}
.auth-form input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: white;
  color: var(--ink);
  font: 400 14px var(--display);
  transition: border-color .2s, box-shadow .2s;
}
.auth-form input::placeholder { color: #94a4b8; }
.auth-form input:focus {
  outline: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30,111,224,.15);
}
.auth-form input:invalid:not(:placeholder-shown) {
  border-color: #d83a52;
}

.auth-feedback {
  margin: 0;
  min-height: 18px;
  font-size: 13px;
  color: var(--text-soft);
}
.auth-feedback[data-type="error"]   { color: #d83a52; }
.auth-feedback[data-type="success"] { color: #14a06e; }

.auth-submit {
  margin-top: 4px;
  padding: 13px 16px;
  border: 0;
  border-radius: 6px;
  background: var(--blue-2);
  color: white;
  font-size: 14px; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  transition: background .2s, opacity .2s, transform .1s;
}
.auth-submit:hover:not(:disabled) { background: #0d6ce0; }
.auth-submit:active:not(:disabled) { transform: translateY(1px); }
.auth-submit:disabled { opacity: .65; cursor: not-allowed; }
.auth-submit span { font-size: 16px; }

.auth-privacy {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
  text-align: center;
}

/* =============================================================
   Dashboard — Trang cá nhân (user)
   ============================================================= */
.dashboard {
  position: fixed; inset: 0; z-index: 70;
  display: none;
}
.dashboard.is-open { display: block; pointer-events: auto; }
.dashboard-backdrop {
  position: absolute; inset: 0;
  background: rgba(8, 18, 35, 0.6);
  backdrop-filter: blur(4px);
}
.dashboard-panel {
  position: relative;
  margin: 32px auto;
  width: min(960px, calc(100% - 32px));
  max-height: calc(100dvh - 64px);
  background: var(--paper);
  border-radius: var(--radius);
  overflow-y: auto;
  padding: 56px 48px 36px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.25);
}
.close-dashboard {
  position: absolute; right: 18px; top: 18px;
  width: 38px; height: 38px; padding: 0;
  border: 1px solid var(--line); background: white;
  border-radius: 50%;
  color: var(--text-soft);
  font-size: 24px; line-height: 1;
  transition: border-color .2s, color .2s;
}
.close-dashboard:hover { border-color: var(--blue); color: var(--blue); }

/* Header dashboard */
.dashboard-header { margin-bottom: 22px; }
.dashboard-header h2 { font-size: clamp(28px, 3.4vw, 40px); letter-spacing: -.6px; margin-top: 8px; }
.dashboard-user {
  display: flex; align-items: center; gap: 14px;
  margin-top: 18px;
  padding: 14px 16px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.dashboard-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 18px;
  flex-shrink: 0;
}
.dashboard-user strong { display: block; font-size: 15px; color: var(--ink); }
.dashboard-user small   { display: block; font-size: 11px; color: var(--muted); margin-top: 2px; font-family: var(--mono); }

/* Tabs */
.dashboard-tabs {
  display: flex; gap: 4px;
  margin: 8px 0 22px;
  padding: 4px;
  background: var(--paper-2);
  border-radius: 999px;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
}
.dashboard-tabs::-webkit-scrollbar { display: none; }
.dashboard-tab {
  padding: 8px 18px;
  background: transparent;
  border: 0;
  font: inherit;
  font-size: 13px; font-weight: 600;
  color: var(--text-soft);
  border-radius: 999px;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s, color .2s;
}
.dashboard-tab:hover { color: var(--ink); }
.dashboard-tab.is-active {
  background: var(--ink); color: white;
}

/* Panes */
.dashboard-pane { display: none; }
.dashboard-pane.is-active { display: block; }
.dashboard-list { display: grid; gap: 14px; }

/* Cards — dùng chung style với my-orders */
.dashboard-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.dashboard-card-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 14px; flex-wrap: wrap;
  margin-bottom: 10px;
}
.dashboard-card-head strong { font-size: 17px; color: var(--ink); }
.dashboard-card-meta { font-size: 13px; color: var(--text-soft); margin-top: 4px; }
.dashboard-card-meta b { color: var(--ink); font-weight: 600; }

/* Status pill */
.dashboard-status {
  padding: 4px 12px; border-radius: 999px;
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.dashboard-status-pending    { background: rgba(255, 184, 0, 0.16); color: #b4791f; }
.dashboard-status-confirmed  { background: rgba(78, 185, 255, 0.16); color: #1e6fb8; }
.dashboard-status-provisioned{ background: rgba(108, 246, 189, 0.20); color: #117a52; }
.dashboard-status-cancelled  { background: rgba(255, 107, 107, 0.16); color: #b93030; }

/* Credentials block (chỉ hiện khi provisioned) */
.dashboard-creds {
  margin-top: 14px; padding: 14px 16px;
  background: linear-gradient(135deg, rgba(108,246,189,.12), rgba(78,185,255,.08));
  border: 1px solid rgba(108, 246, 189, 0.35);
  border-radius: var(--radius-sm);
}
.dashboard-creds-title {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--mint-deep); font-weight: 700;
  margin: 0 0 10px;
}
.dashboard-creds-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  align-items: center; gap: 12px;
  padding: 8px 0;
  border-top: 1px dashed rgba(108,246,189,.25);
  font-size: 14px;
}
.dashboard-creds-row:first-of-type { border-top: 0; }
.dashboard-creds-row span { font-size: 12px; color: var(--text-soft); }
.dashboard-creds-row b { font-family: var(--mono); font-weight: 600; color: var(--ink); }
.dashboard-creds-row .copy-btn {
  padding: 4px 10px;
  background: white;
  border: 1px solid var(--line);
  border-radius: 4px;
  font: inherit; font-size: 11px;
  cursor: pointer;
  color: var(--ink);
}
.dashboard-creds-row .copy-btn:hover { border-color: var(--blue); color: var(--blue); }

/* Empty */
.dashboard-empty {
  padding: 36px 18px;
  text-align: center;
  background: var(--paper-2);
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 14px;
}

/* Account tab */
.dashboard-account { display: grid; gap: 14px; max-width: 540px; }
.account-row {
  display: flex; justify-content: space-between; align-items: center; gap: 14px;
  padding: 14px 18px;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.account-row label { color: var(--text-soft); font-size: 13px; }
.account-row strong { color: var(--ink); font-size: 14px; font-family: var(--mono); word-break: break-all; text-align: right; }
.account-actions-list { display: flex; gap: 10px; margin-top: 6px; flex-wrap: wrap; }
.account-btn {
  flex: 1 1 200px;
  padding: 12px 18px;
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font: inherit; font-size: 14px; font-weight: 600;
  cursor: pointer;
  color: var(--ink);
  transition: border-color .2s, background .2s;
}
.account-btn:hover { border-color: var(--blue); background: rgba(78,185,255,.06); }
.account-btn-danger { color: #b93030; }
.account-btn-danger:hover { border-color: #b93030; background: rgba(255,107,107,.08); }
.account-tip { margin: 8px 0 0; font-size: 12px; color: var(--muted); }

@media (max-width: 720px) {
  .dashboard-panel { margin: 0; width: 100%; max-height: 100dvh; border-radius: 0; padding: 56px 18px 24px; }
  .dashboard-creds-row { grid-template-columns: 90px 1fr auto; }
}

/* =============================================================
   Toast
   ============================================================= */
.toast {
  position: fixed; left: 50%; bottom: 24px; z-index: 60;
  padding: 12px 18px;
  color: white;
  background: var(--ink);
  border-radius: 6px;
  transform: translate(-50%, 30px);
  opacity: 0;
  font-size: 13px; font-weight: 600;
  transition: .2s;
  pointer-events: none;
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
}
.toast.is-visible { transform: translate(-50%, 0); opacity: 1; }

/* =============================================================
   Responsive — tablet
   ============================================================= */
@media (max-width: 980px) {
  :root { --pad: 28px; }
  .site-header nav { gap: 24px; font-size: 13px; }
  .hero { grid-template-columns: 1fr; padding: 40px var(--pad) 60px; gap: 36px; min-height: auto; }
  .hero-visual { min-height: 420px; }
  .trust-strip { gap: 0; }
  .intro-row { grid-template-columns: 1fr; gap: 18px; }
  .intro-row > p { justify-self: start; }
  .plans-grid { grid-template-columns: repeat(2, 1fr); }
  .benefits { grid-template-columns: 1fr; gap: 48px; padding: 72px var(--pad); }
  .how-it-works { grid-template-columns: 1fr; gap: 36px; padding: 80px var(--pad); }
  .cta-banner { padding: 40px 36px; }
  .checkout-body { grid-template-columns: 1fr; }
  .account-email { max-width: 120px; }
}

/* =============================================================
   Responsive — mobile
   ============================================================= */
@media (max-width: 640px) {
  :root { --pad: 18px; }
  .site-header { height: 64px; }
  .site-header nav, .header-cta { display: none; }
  .login-link, .signup-link { padding: 6px 8px; font-size: 12px; }
  .account-email { display: none; }

  .hero { padding: 32px var(--pad) 40px; }
  .hero h1 { font-size: 40px; letter-spacing: -.5px; }
  .hero-actions { gap: 12px; }
  .hero-visual { min-height: 360px; }
  .server-rack { width: 240px; height: 230px; top: 65px; padding: 12px 12px 10px; }
  .server-line { height: 32px; }
  .server-line span { font-size: 9px; }
  .stat-location { left: 14px; top: 16px; padding: 10px 12px 10px 10px; transform: scale(.85); transform-origin: top left; }
  .stat-speed { right: 14px; bottom: 16px; padding: 10px 12px; transform: scale(.85); transform-origin: bottom right; }

  .trust-strip { grid-template-columns: repeat(2, 1fr); row-gap: 16px; padding: 16px 0; }
  .trust-strip div:nth-child(2) { border-right: 0; }
  .trust-strip div:nth-child(3) { border-right: 1px solid var(--line); }

  .pricing-section { padding: 70px var(--pad); }
  .region-switcher { display: grid; grid-template-columns: 1fr 1fr; padding: 5px; }
  .region-tab { padding: 10px 8px; gap: 8px; }
  .region-tab b { font-size: 12px; }
  .region-tab small { font-size: 10px; }
  .region-network { grid-column: 1 / -1; padding: 8px 10px; margin-left: 0; justify-self: center; }
  .plans-grid { grid-template-columns: 1fr; }
  .plan-card { min-height: auto; padding: 22px 20px 18px; }
  .plan-features li { font-size: 13px; }
  .plan-features b { font-size: 13px; }

  .benefits { padding: 60px var(--pad); gap: 40px; }
  .benefit-grid { grid-template-columns: 1fr; gap: 32px; }
  .how-it-works { padding: 70px var(--pad); }
  .cta-banner { padding: 32px 24px; flex-direction: column; align-items: flex-start; gap: 20px; margin-bottom: 64px; }

  .checkout-panel { padding: 56px 20px 28px; }
  .checkout-header h2 { font-size: 30px; }
  .checkout-body { grid-template-columns: 1fr; }
  .payment-card { padding: 20px; }
  .qr-wrap img { width: 170px; height: 170px; }
  .payment-detail, .transfer-note { grid-template-columns: 1fr auto; }
  .payment-detail .copy-button,
  .transfer-note .copy-button { grid-row: 1 / 3; grid-column: 2; align-self: center; }
  .transfer-note strong { grid-column: 1; }

  .auth-panel { padding: 32px 24px 24px; }
  .auth-panel h2 { font-size: 24px; }

  footer { flex-wrap: wrap; gap: 12px; padding: 24px var(--pad); font-size: 12px; }
  footer p { display: none; }
}

/* =============================================================
   Footer policy links
   ============================================================= */
.footer-links {
  display: flex; gap: 18px; flex-wrap: wrap;
  margin-left: auto;
}
.footer-links a {
  color: var(--text-soft);
  text-decoration: none;
  font-weight: 500;
  font-size: 13px;
  position: relative;
  transition: color .15s;
}
.footer-links a:hover { color: var(--ink); }
.footer-links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px;
  height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: left;
  transition: transform .2s;
}
.footer-links a:hover::after { transform: scaleX(1); }

/* =============================================================
   Policy / Legal pages (terms / privacy / refund)
   ============================================================= */
.policy-page main { padding-top: 24px; }

.policy-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 24px var(--pad) 80px;
}

.policy-hero {
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 36px;
  max-width: 880px;
}
.policy-hero h1 {
  font-size: clamp(34px, 4.6vw, 52px);
  line-height: 1.05;
  letter-spacing: -1px;
  margin: 14px 0 18px;
}
.policy-hero h1 em {
  font-style: italic;
  font-weight: 500;
  color: var(--ink-soft);
}
.policy-lead {
  font-size: 16px;
  line-height: 1.65;
  color: var(--text-soft);
  max-width: 70ch;
}
.policy-meta {
  list-style: none; padding: 0; margin: 28px 0 0;
  display: flex; flex-wrap: wrap; gap: 28px;
  border-top: 1px dashed var(--line);
  padding-top: 22px;
}
.policy-meta li {
  display: flex; flex-direction: column; gap: 2px;
}
.policy-meta small {
  font-size: 11px; text-transform: uppercase;
  letter-spacing: .8px; color: var(--text-soft);
  font-weight: 600;
}
.policy-meta strong {
  font-size: 15px; color: var(--ink); font-weight: 600;
}

/* Layout 2 cột: TOC + body */
.policy-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 56px;
  align-items: start;
}

/* Sidebar TOC */
.policy-toc {
  position: sticky; top: 96px;
  padding: 4px 0 24px;
  border-right: 1px solid var(--line);
  padding-right: 20px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}
.policy-toc::-webkit-scrollbar { width: 4px; }
.policy-toc::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }

.toc-title {
  font-size: 11px; text-transform: uppercase;
  letter-spacing: 1.2px; color: var(--text-soft);
  font-weight: 700; margin: 0 0 14px;
}
.policy-toc ol {
  list-style: none; padding: 0; margin: 0;
  counter-reset: toc;
}
.policy-toc li {
  counter-increment: toc;
  margin: 0;
}
.policy-toc a {
  display: block;
  padding: 7px 0 7px 28px;
  position: relative;
  color: var(--text-soft);
  text-decoration: none;
  font-size: 13.5px;
  line-height: 1.45;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: color .15s, border-color .15s;
}
.policy-toc a::before {
  content: counter(toc, decimal-leading-zero);
  position: absolute;
  left: 6px; top: 7px;
  font-size: 11px;
  font-family: var(--mono);
  color: var(--line);
  font-weight: 500;
}
.policy-toc a:hover {
  color: var(--ink);
  border-left-color: var(--ink);
}
.policy-toc a:hover::before { color: var(--ink); }

/* Body content */
.policy-body { min-width: 0; }
.policy-body section {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}
.policy-body section:first-child { padding-top: 4px; }
.policy-body section:last-child { border-bottom: 0; }
.policy-body h2 {
  font-size: 24px;
  letter-spacing: -.4px;
  margin: 0 0 14px;
  scroll-margin-top: 96px;
}
.policy-body h3 {
  font-size: 17px;
  margin: 22px 0 8px;
  font-weight: 600;
}
.policy-body p {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--text);
  margin: 0 0 12px;
  max-width: 75ch;
}
.policy-body ul, .policy-body ol {
  padding-left: 22px;
  margin: 8px 0 16px;
  max-width: 75ch;
}
.policy-body li {
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--text);
  margin: 6px 0;
}
.policy-body li::marker { color: var(--ink-soft); }
.policy-body ul.forbidden li::marker { color: #c2452e; }
.policy-body code {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  padding: 1px 7px;
  border-radius: 5px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
}

/* Definition list */
.policy-list {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 12px 24px;
  margin: 14px 0;
}
.policy-list dt {
  font-weight: 600;
  color: var(--ink);
  font-size: 14.5px;
  padding-top: 2px;
}
.policy-list dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

/* Info card (inline box cho thông tin liên hệ) */
.info-card {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 26px;
  margin: 16px 0;
  max-width: 75ch;
}
.info-card p { margin-bottom: 8px; }
.info-card p:last-child { margin-bottom: 0; }
.info-card ul { margin-top: 4px; margin-bottom: 0; }

/* Callout box (cho refund nổi bật) */
.callout {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 22px;
  margin: 20px 0 30px;
  max-width: 75ch;
  font-size: 14.5px;
  line-height: 1.65;
  background: var(--paper);
}
.callout strong { color: var(--ink); }
.callout-info {
  border-color: rgba(63, 188, 158, .35);
  background: linear-gradient(180deg, rgba(63,188,158,.07), transparent 70%);
  border-left: 4px solid var(--mint);
}

/* SLA grid */
.sla-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 16px 0 22px;
}
.sla-grid article {
  background: var(--paper-deep);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  display: flex; flex-direction: column; gap: 6px;
}
.sla-grid strong {
  font-size: 26px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -.5px;
}
.sla-grid span {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.45;
}

/* Rights grid (privacy) */
.rights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 14px 0 22px;
}
.rights-grid article {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
}
.rights-grid strong {
  display: block;
  font-size: 14px;
  color: var(--mint-deep);
  margin-bottom: 4px;
}
.rights-grid span {
  font-size: 13px;
  color: var(--text-soft);
  line-height: 1.5;
}

/* Refund table */
.refund-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0 24px;
  font-size: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.refund-table th, .refund-table td {
  text-align: left;
  padding: 12px 14px;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.refund-table th {
  background: var(--paper-deep);
  font-weight: 700;
  color: var(--ink);
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.refund-table tr:last-child td { border-bottom: 0; }
.refund-table td:first-child { font-weight: 600; color: var(--ink); }

/* Formula box */
.formula {
  background: var(--paper-deep);
  border-left: 3px solid var(--mint);
  border-radius: 8px;
  padding: 16px 20px;
  margin: 16px 0;
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--ink);
  max-width: 75ch;
}
.formula p { font-family: var(--mono); margin: 0 0 6px; }
.formula p:last-child { margin-bottom: 0; }
.formula em { font-style: italic; color: var(--text-soft); }

/* Steps (numbered process) */
.steps {
  list-style: none;
  padding: 0;
  margin: 16px 0;
  counter-reset: step;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding: 14px 0 14px 56px;
  border-bottom: 1px dashed var(--line);
}
.steps li:last-child { border-bottom: 0; }
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: 14px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--ink);
  color: white;
  font-weight: 700;
  font-size: 14px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
}
.steps strong {
  display: block;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 4px;
}
.steps p {
  margin: 0;
  font-size: 14.5px;
  color: var(--text-soft);
  line-height: 1.6;
}

/* Footer of policy body */
.policy-foot {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin: 40px 0 0; padding: 24px 0 0;
  border-top: 1px solid var(--line);
}

/* =============================================================
   Policy page responsive
   ============================================================= */
@media (max-width: 900px) {
  .policy-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .policy-toc {
    position: static;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    padding: 0 0 18px;
    max-height: none;
    overflow: visible;
  }
  .policy-toc ol {
    columns: 2;
    column-gap: 24px;
  }
  .policy-hero { padding: 28px 0 24px; }
  .policy-list { grid-template-columns: 1fr; gap: 4px 0; }
  .policy-list dt { padding-top: 8px; }
  .policy-list dd { padding-bottom: 6px; margin-bottom: 4px; border-bottom: 1px dashed var(--line); }
  .policy-list dt:last-of-type + dd { border-bottom: 0; }
  .refund-table { font-size: 13px; }
  .refund-table th, .refund-table td { padding: 10px; }
}

@media (max-width: 560px) {
  .policy-meta { gap: 18px; }
  .policy-toc ol { columns: 1; }
  .refund-table thead { display: none; }
  .refund-table tr {
    display: block;
    border-bottom: 1px solid var(--line);
    padding: 10px 0;
  }
  .refund-table td {
    display: block;
    padding: 4px 14px;
    border-bottom: 0;
  }
  .refund-table td:first-child {
    font-size: 14.5px;
    margin-bottom: 4px;
  }
  .refund-table td:nth-child(2) { color: var(--mint-deep); font-weight: 600; }
}

/* =============================================================
   Order form (trong checkout modal)
   ============================================================= */
.checkout-flow {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.order-form {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.order-form-heading {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 14px;
  font-weight: 700;
}
.order-recipient {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 14px;
}
.order-recipient span {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.order-recipient strong {
  display: block;
  font-size: 15px;
  color: var(--ink);
  font-weight: 700;
  word-break: break-all;
}
.order-recipient p {
  margin: 6px 0 0;
  font-size: 12.5px;
  color: var(--text-soft);
  line-height: 1.5;
}
.order-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--ink);
  font-weight: 600;
}
.order-form input,
.order-form textarea {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font: inherit;
  font-size: 14px;
  color: var(--ink);
  background: var(--white);
  transition: border-color 0.15s, box-shadow 0.15s;
}
.order-form input:focus,
.order-form textarea:focus {
  outline: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30, 111, 224, 0.12);
}
.order-form textarea { resize: vertical; min-height: 56px; }
.order-submit {
  margin-top: 4px;
  background: var(--ink);
  color: var(--white);
  border: 0;
  padding: 13px 18px;
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.order-submit:hover { background: var(--blue); }
.order-submit:active { transform: translateY(1px); }
.order-submit:disabled { opacity: 0.6; cursor: not-allowed; }
.order-form-tip {
  font-size: 12.5px;
  color: var(--text-soft);
  line-height: 1.55;
  margin: 0;
}

/* =============================================================
   My Orders section
   ============================================================= */
.my-orders {
  padding: 60px var(--pad);
  max-width: var(--container);
  margin: 0 auto;
}
.orders-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  margin-top: 24px;
}
.order-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.order-card header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.order-card strong { color: var(--ink); font-size: 15px; }
.order-card p { margin: 0; font-size: 14px; color: var(--text-soft); }
.order-meta { font-size: 12.5px !important; color: var(--muted) !important; font-family: var(--mono); }
.order-status {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  font-weight: 700;
}
.order-status-pending { background: rgba(255, 184, 0, 0.12); color: #8a5a00; }
.order-status-confirmed { background: rgba(108, 246, 189, 0.18); color: var(--mint-deep); }
.order-status-cancelled { background: rgba(220, 53, 69, 0.10); color: #a02834; }
.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 32px 12px;
  font-size: 14.5px;
}

@media (max-width: 760px) {
  .checkout-flow { grid-template-columns: 1fr; }
}

/* =============================================================
   Order credentials (hiện khi admin đã cấp VPS)
   ============================================================= */
.order-creds {
  margin-top: 10px;
  padding: 12px 14px;
  background: linear-gradient(135deg, rgba(108, 246, 189, 0.12), rgba(78, 185, 255, 0.08));
  border: 1px solid rgba(108, 246, 189, 0.35);
  border-radius: var(--radius-sm);
}
.order-creds-title {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint-deep);
  font-weight: 700;
  margin: 0 0 8px;
}
.order-creds-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
  font-size: 13px;
  border-top: 1px dashed rgba(12, 73, 54, 0.18);
}
.order-creds-row:first-of-type { border-top: 0; }
.order-creds-row span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.order-creds-row b {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 700;
  word-break: break-all;
  text-align: right;
}
.order-creds-row em {
  color: var(--text-soft);
  font-size: 12.5px;
  font-style: normal;
  text-align: right;
}

/* =============================================================
   BIG STATS — thương hiệu
   ============================================================= */
.big-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  margin: 32px auto 64px; max-width: var(--container); padding: 0 var(--pad);
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 18px 40px -28px rgba(8, 29, 55, 0.18);
}
.big-stat {
  position: relative; padding: 28px 26px;
  display: flex; flex-direction: column; gap: 4px;
  border-right: 1px solid var(--line);
}
.big-stat:last-child { border-right: 0; }
.big-stat::after {
  content: ""; position: absolute; right: -1px; top: 50%;
  width: 1px; height: 60%; transform: translateY(-50%);
  background: linear-gradient(to bottom, transparent, var(--line), transparent);
}
.big-stat:last-child::after { display: none; }
.big-stat-label {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted);
}
.big-stat-value {
  font-size: 34px; font-weight: 800; color: var(--ink);
  letter-spacing: -0.02em; line-height: 1.05;
  font-variant-numeric: tabular-nums;
}
.big-stat-sub { font-size: 13px; color: var(--text-soft); }
.big-stat-primary .big-stat-value {
  background: linear-gradient(120deg, var(--blue) 30%, var(--electric));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* =============================================================
   WHY US
   ============================================================= */
.why-us {
  max-width: var(--container); padding: 32px var(--pad) 64px;
  margin: 0 auto;
}
.why-us .section-intro { margin-bottom: 40px; max-width: 760px; }
.why-us .section-intro p {
  margin-top: 14px; color: var(--text-soft);
}
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.why-grid article {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}
.why-grid article:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px -20px rgba(8, 29, 55, 0.18);
}
.why-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--blue-soft); color: var(--blue);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 22px; margin-bottom: 14px;
}
.why-grid h3 {
  margin: 0 0 8px; font-size: 17px; font-weight: 700; color: var(--ink);
}
.why-grid p { margin: 0; font-size: 14px; color: var(--text-soft); line-height: 1.65; }
.why-grid p code {
  font-family: var(--mono); font-size: 12.5px;
  background: var(--blue-soft); color: var(--blue);
  padding: 1px 5px; border-radius: 3px;
}
.why-grid a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }

/* =============================================================
   TESTIMONIALS
   ============================================================= */
.testimonials {
  background: var(--ink); color: var(--white);
  padding: 64px var(--pad);
  position: relative; overflow: hidden;
}
.testimonials::before {
  content: ""; position: absolute; top: -100px; right: -100px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(78, 185, 255, 0.18), transparent 70%);
}
.testimonials .section-intro { max-width: var(--container); margin: 0 auto 40px; }
.testimonials h2, .testimonials .eyebrow { color: var(--white); }
.testimonials .eyebrow span { background: var(--blue) !important; }
.testimonial-grid {
  max-width: var(--container); margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
  position: relative;
}
.testimonial-grid article {
  background: rgba(255, 255, 255, 0.04); border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius); padding: 28px;
  backdrop-filter: blur(4px);
}
.testimonial-grid .quote-mark {
  font-family: serif; font-size: 64px; line-height: 0.6;
  color: var(--electric); margin-bottom: 8px; display: block;
  font-weight: 700;
}
.testimonial-grid p { font-size: 15px; line-height: 1.7; color: rgba(255, 255, 255, 0.92); }
.testimonial-grid footer {
  margin-top: 22px; padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex; flex-direction: column; gap: 2px;
}
.testimonial-grid footer strong { color: var(--white); font-weight: 600; font-size: 14.5px; }
.testimonial-grid footer span { color: rgba(255, 255, 255, 0.6); font-size: 12.5px; }

/* =============================================================
   RESOURCES (blog teasers)
   ============================================================= */
.resources {
  max-width: var(--container); padding: 72px var(--pad) 32px;
  margin: 0 auto;
}
.resources .section-intro { margin-bottom: 36px; max-width: 720px; }
.resources .section-intro p { color: var(--text-soft); margin-top: 12px; }
.resources-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px;
}
.resource-card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px;
  display: flex; flex-direction: column; gap: 12px;
  color: var(--ink); transition: border-color 0.2s, transform 0.2s;
}
.resource-card:hover {
  border-color: var(--blue); transform: translateY(-2px);
}
.resource-tag {
  font-family: var(--mono); font-size: 10.5px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--blue); font-weight: 600;
}
.resource-card h3 {
  margin: 0; font-size: 18px; font-weight: 700; color: var(--ink);
  line-height: 1.35;
}
.resource-card p { margin: 0; font-size: 14px; color: var(--text-soft); }
.resource-meta {
  margin-top: auto; font-family: var(--mono);
  font-size: 11px; color: var(--muted);
  letter-spacing: 0.05em;
}
.resources-foot { text-align: center; margin-top: 32px; }

/* =============================================================
   Footer (nâng cấp 4 cột)
   ============================================================= */
footer {
  background: var(--ink); color: rgba(255, 255, 255, 0.78);
  padding: 56px var(--pad) 24px; margin-top: 72px;
  position: relative;
}
.footer-top {
  max-width: var(--container); margin: 0 auto;
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px;
}
.footer-brand-col .brand { color: var(--white); }
.footer-brand-col .brand > span:last-child span { color: var(--electric); }
.footer-tagline { margin: 14px 0 18px; font-size: 14px; line-height: 1.65; max-width: 340px; }
.footer-contact {
  display: flex; flex-direction: column; gap: 8px; font-size: 13.5px;
}
.footer-contact a, .footer-contact span {
  display: inline-flex; align-items: flex-start; gap: 10px;
  color: rgba(255, 255, 255, 0.78); transition: color 0.15s;
}
.footer-contact a:hover { color: var(--electric); }
.footer-contact span:first-child { color: var(--electric); }
.footer-col h4 {
  font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--white); margin: 0 0 14px; font-weight: 700;
  font-family: var(--mono);
}
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col a {
  color: rgba(255, 255, 255, 0.7); font-size: 13.5px;
  transition: color 0.15s;
}
.footer-col a:hover { color: var(--electric); }
.footer-bottom {
  max-width: var(--container); margin: 40px auto 0;
  padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, 0.10);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: 12.5px; color: rgba(255, 255, 255, 0.55);
}
.footer-bottom .footer-stamp { font-family: var(--mono); letter-spacing: 0.04em; }

/* =============================================================
   RESPONSIVE — sections mới
   ============================================================= */
@media (max-width: 1100px) {
  .big-stats     { grid-template-columns: repeat(2, 1fr); }
  .big-stat:nth-child(2) { border-right: 0; }
  .big-stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .big-stat::after { display: none; }
  .why-grid, .testimonial-grid, .resources-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 680px) {
  .big-stats     { grid-template-columns: 1fr; }
  .big-stat      { border-right: 0 !important; border-bottom: 1px solid var(--line); }
  .big-stat:last-child { border-bottom: 0; }
  .big-stat-value { font-size: 28px; }
  .why-grid, .testimonial-grid, .resources-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
}