:root {
  color-scheme: dark;
  --bg: #070a12;
  --surface: #101624;
  --surface-2: #151d2f;
  --ink: #eef4ff;
  --muted: #91a1b8;
  --line: #253147;
  --accent: #4f8cff;
  --accent-2: #17d6a3;
  --accent-ink: #ffffff;
  --warn: #ffb020;
  --danger: #ff6b6b;
  --blue: #4f8cff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  font-family: Inter, "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 24% 0%, rgba(79, 140, 255, 0.18), transparent 32%),
    radial-gradient(circle at 78% 12%, rgba(23, 214, 163, 0.12), transparent 28%),
    var(--bg);
  color: var(--ink);
  overflow-x: hidden;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  border-radius: 6px;
  min-height: 38px;
  padding: 0 16px;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
  font-weight: 650;
}

button:hover {
  filter: brightness(0.96);
}

.primary-link {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border-radius: 6px;
  background: var(--accent);
  color: var(--accent-ink);
  text-decoration: none;
  font-weight: 650;
}

button.ghost {
  background: #1b263b;
  color: var(--ink);
  border: 1px solid var(--line);
}

input,
select {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #0b111d;
  color: var(--ink);
  padding: 8px 10px;
}

label span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
  overflow-x: hidden;
}

.hidden {
  display: none !important;
}

.login-view {
  min-height: calc(100vh - 48px);
  display: grid;
  gap: 22px;
}

.landing-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 64px;
}

.landing-nav nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.landing-nav a,
.button-link {
  color: var(--muted);
  text-decoration: none;
  font-weight: 650;
}

.landing-nav .nav-auth {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(79, 140, 255, 0.48);
  border-radius: 6px;
  background: rgba(79, 140, 255, 0.16);
  color: var(--ink);
  white-space: nowrap;
}

.landing-nav a:hover,
.button-link:hover {
  color: var(--ink);
}

.landing-nav .nav-auth:hover {
  border-color: rgba(79, 140, 255, 0.82);
  background: rgba(79, 140, 255, 0.26);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand h1,
.brand p {
  margin: 0;
}

.brand h1 {
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.08;
}

.brand p {
  margin-top: 8px;
  color: var(--muted);
}

.brand.compact h1 {
  font-size: 22px;
}

.brand.compact p {
  margin-top: 2px;
  font-size: 13px;
}

.mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #fff;
  overflow: hidden;
}

.mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.login-panel {
  width: min(440px, 100%);
  padding: 22px;
  margin: 6px auto 0;
}

.login-panel h2 {
  margin: 0 0 16px;
  font-size: 20px;
}

.login-panel button {
  width: 100%;
  margin-top: 14px;
}

.error {
  min-height: 20px;
  margin: 12px 0 0;
  color: var(--danger);
}

.hero {
  min-height: min(620px, calc(100vh - 150px));
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(360px, 0.94fr);
  align-items: center;
  gap: 42px;
  padding: 48px 0 24px;
}

.hero-copy {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.eyebrow {
  color: var(--accent-2);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nowrap {
  white-space: nowrap;
}

.title-line {
  display: block;
}

.hero h2 {
  margin: 0;
  max-width: 720px;
  font-size: clamp(40px, 5.2vw, 66px);
  line-height: 1.04;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.hero p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.promo-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.promo-row span {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 0 11px;
  border: 1px solid rgba(79, 140, 255, 0.34);
  border-radius: 999px;
  background: rgba(79, 140, 255, 0.12);
  color: #dce7ff;
  font-size: 13px;
  font-weight: 750;
}

.button-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.04);
}

.endpoint,
.docs-strip div,
.overview-grid article {
  display: grid;
  gap: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 22, 36, 0.74);
}

.endpoint {
  max-width: 520px;
}

.endpoint span,
.docs-strip span,
.overview-grid span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.docs-strip a {
  color: inherit;
  text-decoration: none;
}

.hero-panel,
.code-block {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #080d17;
  box-shadow: var(--shadow);
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 14px;
  border-bottom: 1px solid var(--line);
  background: #0d1422;
}

.terminal-bar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff6b6b;
}

.terminal-bar span:nth-child(2) {
  background: #ffb020;
}

.terminal-bar span:nth-child(3) {
  background: #17d6a3;
}

pre {
  margin: 0;
  padding: 20px;
  overflow: auto;
}

pre code {
  padding: 0;
  background: transparent;
  color: #c7d7ff;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.feature-grid article {
  min-height: 150px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 22, 36, 0.78);
}

.feature-grid strong {
  display: block;
  margin-bottom: 10px;
  font-size: 16px;
}

.feature-grid p,
.quickstart p,
.overview-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.quickstart {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 20px;
  align-items: start;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 22, 36, 0.78);
}

.quickstart h2 {
  margin: 0 0 8px;
  font-size: 26px;
}

.quickstart ol {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.quickstart li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: center;
  min-height: 52px;
  color: var(--muted);
}

.quickstart li span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(79, 140, 255, 0.18);
  color: var(--ink);
  font-weight: 800;
}

.docs-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.sales-section {
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(16, 22, 36, 0.78);
}

.sales-section h2,
.contact-band h2 {
  margin: 6px 0 0;
  font-size: 28px;
}

.sales-section p,
.contact-band p,
.faq-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.pricing-grid,
.usecase-grid,
.faq-grid,
.overview-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.pricing-grid article,
.usecase-grid article,
.faq-grid article {
  min-height: 190px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(8, 13, 23, 0.78);
}

.pricing-grid h3,
.usecase-grid h3,
.faq-grid h3 {
  margin: 12px 0 10px;
  font-size: 18px;
}

.pricing-grid strong {
  display: block;
  margin-bottom: 12px;
  font-size: 24px;
}

.pricing-grid a {
  display: inline-flex;
  margin-top: 16px;
  color: var(--accent-2);
  text-decoration: none;
  font-weight: 750;
}

.plan-tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 9px;
  border-radius: 999px;
  background: rgba(23, 214, 163, 0.14);
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 800;
}

.featured-plan {
  border-color: rgba(79, 140, 255, 0.72) !important;
  box-shadow: inset 0 0 0 1px rgba(79, 140, 255, 0.18);
}

.usecase-grid code {
  display: inline-flex;
  margin-top: 14px;
}

.promo-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(3, 7, 14, 0.72);
}

.promo-dialog {
  position: relative;
  width: min(560px, 100%);
  display: grid;
  gap: 16px;
  padding: 30px;
  border: 1px solid rgba(79, 140, 255, 0.55);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(79, 140, 255, 0.2), rgba(23, 214, 163, 0.1)),
    #0c1422;
  box-shadow: 0 28px 100px rgba(0, 0, 0, 0.52);
}

.promo-dialog h2 {
  margin: 0;
  max-width: 460px;
  font-size: 34px;
  line-height: 1.16;
}

.promo-dialog p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.promo-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  min-height: 36px;
  padding: 0;
  border: 1px solid var(--line);
  background: rgba(8, 13, 23, 0.74);
  color: var(--ink);
  font-size: 22px;
  line-height: 1;
}

.promo-benefits {
  display: grid;
  gap: 10px;
}

.promo-benefit {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 12px;
  align-items: start;
  padding: 12px;
  border: 1px solid rgba(79, 140, 255, 0.34);
  border-radius: 8px;
  background: rgba(8, 13, 23, 0.74);
}

.promo-benefit::before {
  content: "";
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--accent-2);
}

.promo-benefit strong {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-size: 17px;
}

.promo-benefit span {
  color: var(--muted);
  line-height: 1.62;
}

.promo-modal-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.promo-note {
  font-size: 13px;
}

.split-section {
  grid-template-columns: 1fr 1fr;
  align-items: center;
}

.split-section h2 {
  max-width: 650px;
  font-size: 34px;
  line-height: 1.14;
}

.check-list {
  display: grid;
  gap: 12px;
}

.check-list p {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  align-items: center;
  min-height: 42px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(8, 13, 23, 0.78);
}

.check-list span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-2);
}

.affiliate-section {
  border-color: rgba(23, 214, 163, 0.38);
}

.affiliate-card {
  display: grid;
  justify-items: start;
  gap: 10px;
  padding: 22px;
  border: 1px solid rgba(23, 214, 163, 0.4);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(23, 214, 163, 0.16), rgba(79, 140, 255, 0.08));
}

.affiliate-card strong {
  font-size: 58px;
  line-height: 1;
}

.affiliate-card span {
  color: var(--accent-2);
  font-weight: 800;
}

.contact-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 28px;
  border: 1px solid rgba(79, 140, 255, 0.5);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(79, 140, 255, 0.2), rgba(23, 214, 163, 0.12));
}

.contact-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 8px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer-brand,
.footer-records {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-brand strong {
  color: var(--ink);
  font-size: 15px;
}

.app-view {
  display: grid;
  gap: 20px;
}

.topbar,
.section-head,
.actions,
.form-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.topbar {
  padding: 10px 0;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  min-height: 88px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
}

.tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--line);
}

.tab {
  border-radius: 6px 6px 0 0;
  background: transparent;
  color: var(--muted);
  padding: 0 14px;
}

.tab.active {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
  border-bottom-color: var(--surface);
  transform: translateY(1px);
}

.tab-panel {
  display: grid;
  gap: 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 20px;
}

.list {
  display: grid;
  gap: 10px;
}

.item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: center;
  min-height: 76px;
  padding: 14px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.item h3 {
  margin: 0;
  font-size: 16px;
}

.item p {
  margin: 6px 0 0;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 9px;
  background: #1b263b;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.badge.ok {
  background: rgba(23, 214, 163, 0.14);
  color: var(--accent-2);
}

.badge.off {
  background: rgba(255, 107, 107, 0.12);
  color: var(--danger);
}

.form-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 16px;
}

.form-grid,
.checkbox {
  display: grid;
}

.checkbox {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px;
  align-self: end;
}

.checkbox input {
  width: 18px;
  min-height: 18px;
}

.checkbox span {
  margin: 0;
  color: var(--ink);
}

.form-actions {
  grid-column: 1 / -1;
  justify-content: flex-start;
}

.token-reveal {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px;
  border: 1px solid rgba(255, 176, 32, 0.5);
  border-radius: 8px;
  background: rgba(255, 176, 32, 0.12);
}

code {
  padding: 8px;
  border-radius: 6px;
  background: #080d17;
  color: #f8fbfa;
  overflow-wrap: anywhere;
}

.table-wrap {
  overflow: auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 14px;
}

th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
}

tr:last-child td {
  border-bottom: 0;
}

@media (max-width: 780px) {
  .shell {
    width: min(1180px, calc(100vw - 20px));
    padding: 16px 0;
  }

  .topbar,
  .section-head,
  .item {
    align-items: stretch;
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .actions,
  .section-head,
  .form-actions {
    align-items: stretch;
  }

  .metrics,
  .form-grid,
  .hero,
  .feature-grid,
  .quickstart,
  .docs-strip,
  .pricing-grid,
  .usecase-grid,
  .faq-grid,
  .overview-grid,
  .split-section {
    grid-template-columns: 1fr;
  }

  .landing-nav {
    align-items: stretch;
    flex-direction: column;
  }

  .landing-nav nav {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .landing-nav nav a {
    flex: 0 0 auto;
  }

  .hero {
    min-height: auto;
    padding-top: 24px;
  }

  .hero,
  .hero-copy,
  .hero h2,
  .hero p,
  .endpoint,
  .hero-panel {
    width: 100%;
    max-width: 100%;
  }

  .hero h2 {
    font-size: clamp(32px, 10.5vw, 42px);
    line-height: 1.12;
  }

  .hero p {
    font-size: 16px;
    line-height: 1.72;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .promo-row,
  .hero-actions {
    max-width: 100%;
  }

  .promo-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .promo-row span {
    justify-content: center;
    max-width: 100%;
  }

  pre {
    max-width: 100%;
  }

  pre code {
    display: block;
    min-width: 0;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-all;
  }

  .tabs {
    overflow-x: auto;
  }

  .token-reveal {
    grid-template-columns: 1fr;
  }

  .contact-band {
    align-items: stretch;
    flex-direction: column;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
}