:root {
  --bg: #030812;
  --surface: rgba(8, 18, 34, .78);
  --surface-solid: #0a1424;
  --surface-soft: rgba(13, 30, 54, .78);
  --ink: #e7f3ff;
  --muted: #8fa5bd;
  --line: rgba(96, 165, 250, .16);
  --line-strong: rgba(125, 211, 252, .34);
  --blue: #38bdf8;
  --blue-dark: #2563eb;
  --teal: #2dd4bf;
  --green: #34d399;
  --amber: #f59e0b;
  --red: #fb7185;
  --shadow: 0 24px 80px rgba(0, 8, 20, .52);
  --ease: cubic-bezier(.2, .8, .2, 1);
  --spring: cubic-bezier(.16, 1, .3, 1);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
  min-width: 0;
  /* 始终预留滚动条空间，避免不同页面间 viewport 宽度变化导致 topbar nav 居中位置抖动 */
  scrollbar-gutter: stable;
  overflow-y: scroll;
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(56, 189, 248, .14), transparent 28%),
    linear-gradient(135deg, rgba(37, 99, 235, .16), transparent 38%),
    linear-gradient(225deg, rgba(45, 212, 191, .11), transparent 34%),
    var(--bg);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  overflow-x: hidden;
  min-width: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .72;
  background-image:
    linear-gradient(rgba(56, 189, 248, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, .07) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: 0 0;
  mask-image: linear-gradient(to bottom, black 0%, transparent 78%);
  animation: gridDrift 19.5s linear infinite;
}

body::after {
  content: "";
  position: fixed;
  inset: -80px;
  z-index: 0;
  pointer-events: none;
  opacity: .34;
  background-image:
    linear-gradient(90deg, rgba(56, 189, 248, .18) 0 1px, transparent 1px 100%),
    linear-gradient(rgba(56, 189, 248, .18) 0 1px, transparent 1px 100%);
  background-size: 96px 96px;
  background-position: 12px 18px;
  mask-image:
    radial-gradient(circle at 20% 24%, black 0 90px, transparent 150px),
    radial-gradient(circle at 78% 42%, black 0 120px, transparent 190px),
    radial-gradient(circle at 46% 78%, black 0 110px, transparent 180px);
  animation: squareFloat 24s var(--ease) infinite alternate;
}

.page-backdrop {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.topbar,
main {
  position: relative;
  z-index: 1;
}

.page-backdrop span {
  position: absolute;
  display: block;
  height: 280px;
  border: 1px solid rgba(56, 189, 248, .18);
  background: linear-gradient(120deg, rgba(56, 189, 248, .10), rgba(45, 212, 191, .04));
  transform: rotate(-14deg);
  transform-origin: 50% 50%;
  filter: blur(.2px);
  will-change: transform, opacity, box-shadow;
  --panel-x: 0px;
  --panel-y: 0px;
  --panel-scale: 1;
  --panel-rotate: 0deg;
}

.page-backdrop span:nth-child(1) {
  width: 54vw;
  right: -12vw;
  top: 70px;
  animation: techPanelFloatA 16s var(--ease) infinite alternate;
}

.page-backdrop span:nth-child(2) {
  width: 42vw;
  left: -18vw;
  top: 360px;
  animation-delay: -3s;
  animation: techPanelFloatB 18s cubic-bezier(.45, 0, .2, 1) infinite alternate;
}

.page-backdrop span:nth-child(3) {
  width: 58vw;
  right: -24vw;
  bottom: 90px;
  animation-delay: -7s;
  animation: techPanelFloatC 20s cubic-bezier(.18, .8, .2, 1) infinite alternate;
}

.page-backdrop span:nth-child(4) {
  width: 36vw;
  left: -12vw;
  top: 58vh;
  height: 220px;
  border-color: rgba(45, 212, 191, .16);
  background: linear-gradient(110deg, rgba(14, 165, 233, .08), rgba(45, 212, 191, .075));
  animation: techPanelFloatD 22s cubic-bezier(.34, .02, .18, 1) infinite alternate;
}

button,
input,
select,
textarea {
  font: inherit;
  min-width: 0;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
  text-decoration: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
  padding: 14px clamp(16px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
  background: rgba(3, 8, 18, .76);
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  overflow: hidden;
  justify-self: start;
}

.brand>span {
  min-width: 0;
  overflow: hidden;
}

.brand strong {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.brand small {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.top-status {
  justify-self: end;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, #0ea5e9, #22d3ee 48%, #2dd4bf);
  box-shadow: 0 0 24px rgba(56, 189, 248, .28), 0 12px 28px rgba(0, 0, 0, .35);
  font-weight: 900;
}

.brand-logo {
  width: 40px;
  height: 40px;
  display: block;
  flex: 0 0 auto;
  object-fit: contain;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
  filter: drop-shadow(0 0 8px rgba(56, 189, 248, .45));
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.22;
}

.brand small {
  color: var(--muted);
  margin-top: 3px;
  font-size: 12px;
}

.nav-links,
.top-status,
.button-row,
.hero-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-links {
  justify-content: center;
}

.nav-links a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  transition: color .22s var(--ease), background-color .22s var(--ease), transform .22s var(--ease);
}

.nav-links a:hover {
  color: var(--ink);
  background: rgba(56, 189, 248, .10);
  transform: translateY(-1px);
}

.nav-links a.active {
  color: var(--ink);
  background: rgba(56, 189, 248, .14);
  box-shadow: inset 0 0 0 1px rgba(125, 211, 252, .14);
}

.lang-switch {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 6px 14px 6px 8px;
  border: 1px solid rgba(34, 211, 238, .34);
  border-radius: 999px;
  color: #e0f7ff;
  background:
    linear-gradient(135deg, rgba(14, 165, 233, .22), rgba(34, 211, 238, .12)),
    rgba(15, 23, 42, .72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 10px 22px rgba(8, 47, 73, .18);
  white-space: nowrap;
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}

.lang-switch:hover {
  border-color: rgba(34, 211, 238, .72);
  background:
    linear-gradient(135deg, rgba(14, 165, 233, .34), rgba(34, 211, 238, .2)),
    rgba(15, 23, 42, .82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), 0 14px 30px rgba(14, 165, 233, .26);
  transform: translateY(-1px);
}

.lang-switch-icon {
  position: relative;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(2, 8, 20, .48);
  box-shadow: inset 0 0 0 1px rgba(125, 211, 252, .18);
  color: transparent;
  font-size: 0;
  overflow: hidden;
}

.lang-switch-icon::before,
.lang-switch-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  pointer-events: none;
}

.lang-switch-icon::before {
  width: 15px;
  height: 15px;
  border: 1.8px solid #a5f3fc;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow:
    inset 5px 0 0 -4px rgba(165, 243, 252, .9),
    inset -5px 0 0 -4px rgba(165, 243, 252, .9);
}

.lang-switch-icon::after {
  width: 18px;
  height: 8px;
  border-top: 1.5px solid rgba(165, 243, 252, .9);
  border-bottom: 1.5px solid rgba(165, 243, 252, .9);
  transform: translate(-50%, -50%);
}

.lang-switch-text {
  display: grid;
  gap: 1px;
  line-height: 1.05;
  text-align: left;
}

.lang-switch-text small {
  color: #93c5fd;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.lang-switch-text strong {
  color: #f8fafc;
  font-size: 14px;
  font-weight: 950;
}

.hero-lang-switch {
  width: auto;
  min-height: 46px;
}

.top-status {
  justify-content: flex-end;
}

/* 滚动条空间统一由 html 的 scrollbar-gutter: stable 处理，无需为 home 页单独设置 overflow */

.home-screen {
  min-height: calc(100vh - 72px);
  min-height: calc(100svh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  align-items: center;
  gap: clamp(22px, 5vw, 70px);
  width: min(1220px, calc(100% - 42px));
  margin: 0 auto;
  padding: clamp(34px, 6vw, 76px) 0;
  overflow: hidden;
}

.page-shell {
  width: min(1220px, calc(100% - 42px));
  margin: 0 auto;
  padding: clamp(30px, 5vw, 58px) 0 58px;
}

.page-hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  min-height: 290px;
  margin-bottom: 22px;
}

.page-hero.compact {
  min-height: 0;
}

.page-hero>div:first-child {
  max-width: 780px;
}

.muted {
  color: var(--muted);
}

.page-hero p {
  max-width: 720px;
  color: var(--muted);
  margin: 16px 0 0;
  font-size: 17px;
  line-height: 1.75;
}

.announcement-strip {
  overflow: hidden;
  margin: -4px 0 18px;
  border-block: 1px solid rgba(125, 211, 252, .16);
  background: linear-gradient(90deg, rgba(3, 10, 22, .28), rgba(14, 165, 233, .12), rgba(3, 10, 22, .28));
  mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
}

.announcement-track {
  display: flex;
  width: max-content;
  gap: clamp(100px, 13vw, 200px);
  padding: 12px 0;
  color: #c6f6ff;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
  transform: translateX(var(--announcement-start, 0px));
  will-change: transform;
  animation: announcementScroll 24s linear infinite;
}

.announcement-track span {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.hero-copy {
  max-width: 760px;
}

.eyebrow,
.eyebrow-chip {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .10em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0 0 4px;
}

.eyebrow-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid rgba(45, 212, 191, .30);
  border-radius: 999px;
  background: rgba(13, 148, 136, .12);
  box-shadow: 0 0 22px rgba(45, 212, 191, .12);
}

h1,
h2 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  margin-top: 18px;
  font-size: clamp(40px, 6vw, 74px);
  max-width: 860px;
}

h2 {
  font-size: 24px;
}

.hero-copy p {
  max-width: 680px;
  color: var(--muted);
  margin: 18px 0 0;
  font-size: 17px;
  line-height: 1.8;
}

.hero-actions {
  margin-top: 28px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.hero-stats div,
.guide-grid>div,
.metric {
  border: 1px solid rgba(125, 211, 252, .16);
  background: linear-gradient(180deg, rgba(15, 32, 57, .72), rgba(8, 18, 34, .66));
  box-shadow: 0 16px 42px rgba(0, 8, 20, .35);
}

.hero-stats div {
  border-radius: 12px;
  padding: 15px;
  transform: translateY(0);
  transition: transform .26s var(--ease), box-shadow .26s var(--ease), background-color .26s var(--ease);
}

.hero-stats div:hover {
  transform: translateY(-4px);
  background: linear-gradient(180deg, rgba(19, 44, 76, .82), rgba(10, 24, 44, .78));
  box-shadow: 0 0 0 1px rgba(56, 189, 248, .15), 0 22px 54px rgba(0, 8, 20, .52);
}

.hero-stats strong,
.hero-stats span,
.metric span,
.guide-grid span {
  display: block;
}

.hero-stats strong {
  font-size: 18px;
}

.hero-stats span,
.metric span,
.guide-grid span {
  color: var(--muted);
  margin-top: 5px;
  font-size: 12px;
  font-weight: 800;
}

.panel {
  border: 1px solid rgba(125, 211, 252, .18);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  position: relative;
}

.auth-card {
  position: relative;
  isolation: isolate;
  padding: 24px;
  transform-style: preserve-3d;
}

.auth-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(56, 189, 248, .28), rgba(45, 212, 191, .16), rgba(37, 99, 235, .08));
  opacity: .72;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
  font-size: 12px;
  font-weight: 900;
}

.badge.neutral {
  color: #b8c7d9;
  background: rgba(15, 23, 42, .64);
  border-color: var(--line);
}

.badge.success {
  color: #a7f3d0;
  background: rgba(16, 185, 129, .12);
  border-color: rgba(52, 211, 153, .26);
}

.badge.warning {
  color: #fde68a;
  background: rgba(245, 158, 11, .12);
  border-color: rgba(245, 158, 11, .28);
}

.badge.danger {
  color: #fecdd3;
  background: rgba(244, 63, 94, .12);
  border-color: rgba(251, 113, 133, .28);
}

.field {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  color: var(--ink);
  background: rgba(3, 10, 22, .72);
  outline: none;
  transition: border-color .22s var(--ease), box-shadow .22s var(--ease), background-color .22s var(--ease), transform .22s var(--ease);
}

.field input,
.field select {
  min-height: 44px;
  padding: 0 13px;
}

.field input[aria-invalid="true"] {
  border-color: rgba(251, 113, 133, .9);
  box-shadow: 0 0 0 3px rgba(244, 63, 94, .18);
}

.field-hint {
  color: rgba(148, 163, 184, .82);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.45;
}

.field input[aria-invalid="true"]+.field-hint {
  color: #fecdd3;
}

.field textarea {
  min-height: 120px;
  resize: vertical;
  padding: 12px 13px;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  line-height: 1.5;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--blue);
  background: rgba(7, 18, 34, .94);
  box-shadow: 0 0 0 4px rgba(56, 189, 248, .13), 0 0 30px rgba(56, 189, 248, .08);
  transform: translateY(-1px);
}

.field input.is-locked-by-link,
.field input[readonly].is-locked-by-link {
  cursor: not-allowed;
  color: #ccfbf1;
  border-color: rgba(45, 212, 191, .42);
  background:
    linear-gradient(180deg, rgba(20, 184, 166, .14), rgba(14, 165, 233, .06)),
    rgba(3, 10, 22, .58);
  box-shadow: inset 0 0 0 1px rgba(45, 212, 191, .14);
  caret-color: transparent;
}

.field input.is-locked-by-link:focus {
  border-color: rgba(45, 212, 191, .55);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, .14);
  transform: none;
}

.field input.is-locked-by-link+.field-hint {
  color: #99f6e4;
}

.auth-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 3px;
  padding: 4px;
  margin-bottom: 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(3, 10, 22, .58);
}

.auth-tab,
.btn,
.icon-btn {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.auth-tab {
  min-height: 36px;
  padding: 0 10px;
  border: 0;
  border-radius: 9px;
  color: var(--muted);
  background: transparent;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .04em;
  transition: transform .22s var(--ease), color .22s var(--ease), background-color .22s var(--ease), box-shadow .22s var(--ease);
}

.auth-tab:hover {
  color: var(--ink);
  background: rgba(56, 189, 248, .10);
  transform: translateY(-1px);
}

.auth-tab.active {
  color: #fff;
  background: linear-gradient(135deg, #0ea5e9, #22d3ee 55%, #2dd4bf);
  box-shadow: 0 0 14px rgba(56, 189, 248, .20), 0 6px 14px rgba(0, 8, 20, .26);
}

body[data-page="home"] .auth-tabs {
  gap: 4px;
  padding: 4px;
  margin-bottom: 16px;
  border-color: rgba(103, 232, 249, .18);
  border-radius: 13px;
  background:
    linear-gradient(180deg, rgba(3, 10, 22, .82), rgba(8, 18, 34, .68));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04), 0 10px 24px rgba(0, 8, 20, .18);
}

body[data-page="home"] .auth-tab {
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: rgba(218, 236, 255, .72);
  background: transparent;
  font-weight: 700;
  letter-spacing: .05em;
}

body[data-page="home"] .auth-tab:hover {
  color: #ecfeff;
  border-color: rgba(103, 232, 249, .22);
  background: rgba(14, 165, 233, .12);
  transform: translateY(-1px) scale(1.005);
}

body[data-page="home"] .auth-tab.active {
  color: #ffffff;
  border-color: rgba(103, 232, 249, .48);
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, .20), transparent 38%),
    linear-gradient(135deg, #0284c7, #22d3ee 58%, #2dd4bf);
  box-shadow: 0 6px 16px rgba(8, 145, 178, .22), inset 0 1px 0 rgba(255, 255, 255, .22);
}

body[data-page="home"] .auth-tab.active::after {
  content: "";
  position: absolute;
  left: 22%;
  right: 22%;
  bottom: 4px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .85), transparent);
  pointer-events: none;
}

body[data-page="home"] .auth-card .btn.primary.wide {
  min-height: 48px;
  margin-top: 2px;
  border-radius: 12px;
  overflow: hidden;
}

body[data-page="home"] .auth-card .btn.primary.wide:hover {
  transform: translateY(-2px) scale(1.005);
}

body[data-page="home"] .check-row {
  min-height: 34px;
  margin-top: 8px;
  border: 1px solid rgba(125, 211, 252, .12);
  border-radius: 12px;
  padding: 8px 10px;
  background: rgba(3, 10, 22, .30);
  cursor: pointer;
}

body[data-page="home"] .check-row input {
  appearance: none;
  display: inline-grid;
  place-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(125, 211, 252, .35);
  border-radius: 6px;
  background: rgba(3, 10, 22, .72);
  cursor: pointer;
}

body[data-page="home"] .check-row:hover {
  border-color: rgba(34, 211, 238, .34);
  background: rgba(14, 165, 233, .08);
}

body[data-page="home"] .check-row input::before {
  content: "";
  width: 9px;
  height: 5px;
  border-left: 2px solid #00131f;
  border-bottom: 2px solid #00131f;
  transform: rotate(-45deg) scale(0);
  transition: transform .16s var(--ease);
}

body[data-page="home"] .check-row input:checked {
  border-color: rgba(103, 232, 249, .82);
  background: linear-gradient(135deg, #38bdf8, #2dd4bf);
}

body[data-page="home"] .check-row input:checked::before {
  transform: rotate(-45deg) scale(1);
}

.auth-form {
  display: none;
  gap: 13px;
  animation: formIn .92s var(--spring);
}

.auth-form.active {
  display: grid;
}

.auth-two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.token-field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px;
  gap: 8px;
}

.check-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
  user-select: none;
  font-weight: 800;
  cursor: pointer;
}

.check-row input {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.message {
  min-height: 44px;
  display: flex;
  align-items: center;
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--muted);
  background: rgba(3, 10, 22, .58);
  font-size: 13px;
  font-weight: 800;
  transition: background-color .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
}

.message.success {
  color: #a7f3d0;
  background: rgba(16, 185, 129, .12);
  border-color: rgba(52, 211, 153, .28);
}

.message.error {
  color: #fecdd3;
  background: rgba(244, 63, 94, .12);
  border-color: rgba(251, 113, 133, .28);
}

.auth-footnote {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.auth-footnote strong {
  color: var(--teal);
}

.btn,
.icon-btn {
  min-height: 42px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 900;
  transform: translateY(0) scale(1);
  transition: transform .24s var(--ease), box-shadow .24s var(--ease), background-color .24s var(--ease), border-color .24s var(--ease), color .24s var(--ease);
  will-change: transform;
}

.btn::before,
.icon-btn::before,
.auth-tab::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(120deg, transparent 0%, rgba(255, 255, 255, .30) 45%, transparent 70%);
  transform: translateX(-130%);
  transition: transform .62s var(--spring);
  pointer-events: none;
}

.btn::after,
.icon-btn::after,
.auth-tab::after {
  content: "";
  position: absolute;
  left: var(--ripple-x, 50%);
  top: var(--ripple-y, 50%);
  z-index: 0;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .36);
  opacity: 0;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: none;
}

.btn:hover,
.icon-btn:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 14px 32px rgba(30, 41, 59, .14);
}

.btn:hover::before,
.icon-btn:hover::before,
.auth-tab:hover::before {
  transform: translateX(130%);
}

.btn:active,
.icon-btn:active,
.auth-tab:active {
  transform: translateY(0) scale(.985);
  transition-duration: .12s;
}

.btn:focus-visible,
.icon-btn:focus-visible,
.auth-tab:focus-visible {
  outline: 0;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, .18), 0 10px 24px rgba(30, 41, 59, .12);
}

.icon-btn.is-rippling::after,
.auth-tab.is-rippling::after {
  animation: buttonRipple .58s var(--spring);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 15px;
  min-width: 0;
  text-align: center;
}

.btn.wide {
  width: 100%;
}

.btn.primary {
  color: #fff;
  border-color: rgba(103, 232, 249, .26);
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, .20), transparent 32%),
    linear-gradient(135deg, #0ea5e9 0%, #06b6d4 46%, #14b8a6 100%);
  box-shadow: 0 18px 36px rgba(8, 145, 178, .22), inset 0 1px 0 rgba(255, 255, 255, .16);
}

.btn.primary:hover {
  border-color: rgba(103, 232, 249, .42);
  background:
    radial-gradient(circle at 18% 0%, rgba(255, 255, 255, .24), transparent 32%),
    linear-gradient(135deg, #0284c7 0%, #06b6d4 46%, #2dd4bf 100%);
  box-shadow: 0 22px 44px rgba(8, 145, 178, .30), inset 0 1px 0 rgba(255, 255, 255, .18);
}

.btn.secondary {
  color: var(--ink);
  border-color: rgba(96, 165, 250, .32);
  background:
    linear-gradient(180deg, rgba(37, 99, 235, .18), rgba(14, 165, 233, .08));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
}

.btn.secondary:hover {
  color: #f8fbff;
  border-color: rgba(103, 232, 249, .42);
  background:
    linear-gradient(180deg, rgba(14, 165, 233, .22), rgba(37, 99, 235, .12));
  box-shadow: 0 14px 30px rgba(8, 145, 178, .18), inset 0 1px 0 rgba(255, 255, 255, .10);
}

.btn::before,
.btn::after {
  content: none;
}

.btn.ghost {
  color: var(--muted);
  background: rgba(3, 10, 22, .38);
  border-color: var(--line);
}

.btn.ghost:hover {
  color: var(--ink);
  background: rgba(56, 189, 248, .10);
  border-color: var(--line-strong);
}

.icon-btn {
  width: 42px;
  color: var(--muted);
  background: rgba(3, 10, 22, .54);
  border-color: var(--line-strong);
}

.icon-btn:hover {
  color: var(--ink);
  border-color: var(--blue);
}

.compact {
  flex-wrap: wrap;
  justify-content: flex-end;
}

.metrics,
.guide-grid {
  display: grid;
  gap: 12px;
}

.metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 16px;
}

.metric {
  border-radius: 14px;
  padding: 14px;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 22px;
  word-break: break-word;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(3, 10, 22, .40);
}

.table-wrap {
  scrollbar-width: thin;
  scrollbar-color: rgba(124, 148, 184, .78) rgba(7, 14, 28, .92);
}

.table-wrap::-webkit-scrollbar {
  height: 10px;
  width: 10px;
}

.table-wrap::-webkit-scrollbar-track {
  background: linear-gradient(180deg, rgba(7, 14, 28, .96), rgba(5, 11, 22, .92));
  border-radius: 999px;
}

.table-wrap::-webkit-scrollbar-thumb {
  border: 2px solid rgba(8, 18, 34, .92);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(103, 132, 173, .82), rgba(133, 163, 205, .72));
  box-shadow: inset 0 0 0 1px rgba(222, 236, 255, .10);
}

.table-wrap::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, rgba(122, 156, 202, .92), rgba(154, 184, 222, .82));
}

table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
}

th,
td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
}

th {
  color: #b8c7d9;
  background: rgba(8, 18, 34, .80);
  font-size: 12px;
}

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

td:first-child {
  color: var(--ink);
  font-weight: 900;
}

.status {
  font-weight: 900;
}

.status.ok {
  color: var(--green);
}

.status.danger {
  color: var(--red);
}

.status.warning {
  color: var(--amber);
}

.compact-check {
  margin-top: 0;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--red);
}

.status-dot.ok {
  background: var(--green);
}

.empty {
  min-height: 104px;
  display: grid;
  place-items: center;
  border: 1px dashed var(--line-strong);
  border-radius: 14px;
  color: var(--muted);
  background: rgba(8, 18, 34, .58);
  font-weight: 800;
}

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

.guide-grid>div {
  border-radius: 14px;
  padding: 15px;
}

.guide-grid strong {
  display: block;
  margin-top: 6px;
  word-break: break-word;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 13px;
}

.pricing-grid,
.api-grid {
  display: grid;
  gap: 16px;
}

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 16px;
}

.price-card,
.api-card,
.purchase-note,
.api-note {
  padding: 22px;
}

.price-card,
.api-card {
  transform: translateY(0);
  transition: transform .72s var(--ease), box-shadow .72s var(--ease), border-color .72s var(--ease);
}

.api-card {
  display: flex;
  flex-direction: column;
}

.price-card:hover,
.api-card:hover {
  transform: translateY(-6px);
  border-color: rgba(56, 189, 248, .30);
  box-shadow: 0 0 0 1px rgba(56, 189, 248, .12), 0 30px 80px rgba(0, 8, 20, .52);
}

.field input::placeholder {
  color: rgba(143, 165, 189, .72);
}

.field select option {
  color: #e7f3ff;
  background: #081222;
}

.price-card.featured {
  border-color: rgba(56, 189, 248, .42);
  background: linear-gradient(180deg, rgba(14, 39, 70, .88), rgba(8, 18, 34, .80));
}

.plan-tag,
.api-card-head>span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  color: #99f6e4;
  background: rgba(13, 148, 136, .14);
  border: 1px solid rgba(45, 212, 191, .24);
  font-size: 12px;
  font-weight: 900;
}

.api-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.api-doc-links {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 0;
}

.api-doc-link {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 9px;
  border: 1px solid rgba(96, 165, 250, .30);
  border-radius: 999px;
  color: #dff6ff;
  background: rgba(37, 99, 235, .12);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
  transition: transform .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease), color .22s var(--ease);
}

.api-doc-link:hover {
  color: #fff;
  background: rgba(56, 189, 248, .16);
  border-color: rgba(125, 211, 252, .48);
  transform: translateY(-1px);
}

.price-card h2,
.api-card h2 {
  margin-top: 18px;
}

.price-card p,
.api-card p,
.api-note p {
  color: var(--muted);
  line-height: 1.75;
}

.api-card p {
  min-height: 84px;
  margin-bottom: 0;
}

.price {
  display: block;
  margin: 18px 0;
  font-size: 30px;
}

.purchase-note {
  margin-top: 16px;
}

.purchase-note .guide-grid {
  margin-top: 16px;
}

.api-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  margin-bottom: 16px;
}

.api-card code {
  display: block;
  margin-top: 10px;
  padding: 10px 11px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: #dff6ff;
  background: rgba(3, 10, 22, .56);
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 720px) {
  .api-card p {
    min-height: 0;
  }
}

.api-note {
  margin-top: 16px;
}

.api-note .guide-grid {
  margin: 16px 0;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 8px 18px 8px 12px;
  border: 1px solid rgba(125, 211, 252, .26);
  border-radius: 999px;
  color: #e0f7ff;
  background:
    linear-gradient(135deg, rgba(14, 165, 233, .14), rgba(34, 211, 238, .08)),
    rgba(15, 23, 42, .68);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), 0 8px 22px rgba(8, 47, 73, .18);
  font-weight: 800;
  letter-spacing: .02em;
  white-space: nowrap;
  transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease), background .22s var(--ease);
}

.social-btn:hover {
  transform: translateY(-2px);
  border-color: rgba(56, 189, 248, .58);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), 0 14px 32px rgba(14, 165, 233, .28);
  background:
    linear-gradient(135deg, rgba(14, 165, 233, .26), rgba(34, 211, 238, .14)),
    rgba(15, 23, 42, .82);
}

.social-btn-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: rgba(2, 8, 20, .55);
  box-shadow: inset 0 0 0 1px rgba(125, 211, 252, .22);
}

.social-btn-icon svg {
  width: 16px;
  height: 16px;
  display: block;
  color: #e0f7ff;
}

.social-btn[data-platform="telegram"] .social-btn-icon svg {
  color: #38bdf8;
}

.social-btn[data-platform="x"] .social-btn-icon svg {
  color: #f8fafc;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .95s var(--spring), transform .95s var(--spring);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.page-shell>.reveal:nth-of-type(1) {
  transition-delay: 0s;
}

.page-shell>.reveal:nth-of-type(2) {
  transition-delay: .12s;
}

.page-shell>.reveal:nth-of-type(3) {
  transition-delay: .22s;
}

.page-shell>.reveal:nth-of-type(4) {
  transition-delay: .32s;
}

.home-screen>.reveal:nth-child(1) {
  transition-delay: 0s;
}

.home-screen>.reveal:nth-child(2) {
  transition-delay: .14s;
}

.pricing-grid.reveal>.price-card,
.api-grid.reveal>.api-card {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .85s var(--spring), transform .85s var(--spring);
  will-change: opacity, transform;
}

.pricing-grid.reveal.is-visible>.price-card,
.api-grid.reveal.is-visible>.api-card {
  opacity: 1;
  transform: translateY(0);
}

.pricing-grid.reveal.is-visible>.price-card:nth-child(1),
.api-grid.reveal.is-visible>.api-card:nth-child(1) {
  transition-delay: .08s;
}

.pricing-grid.reveal.is-visible>.price-card:nth-child(2),
.api-grid.reveal.is-visible>.api-card:nth-child(2) {
  transition-delay: .18s;
}

.pricing-grid.reveal.is-visible>.price-card:nth-child(3),
.api-grid.reveal.is-visible>.api-card:nth-child(3) {
  transition-delay: .28s;
}

.api-grid.reveal.is-visible>.api-card:nth-child(4) {
  transition-delay: .38s;
}

.api-note.reveal .guide-grid>div,
.purchase-note.reveal .guide-grid>div {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .8s var(--spring), transform .8s var(--spring);
  will-change: opacity, transform;
}

.api-note.reveal.is-visible .guide-grid>div,
.purchase-note.reveal.is-visible .guide-grid>div {
  opacity: 1;
  transform: translateY(0);
}

.api-note.reveal.is-visible .guide-grid>div:nth-child(1),
.purchase-note.reveal.is-visible .guide-grid>div:nth-child(1) {
  transition-delay: .12s;
}

.api-note.reveal.is-visible .guide-grid>div:nth-child(2),
.purchase-note.reveal.is-visible .guide-grid>div:nth-child(2) {
  transition-delay: .22s;
}

.api-note.reveal.is-visible .guide-grid>div:nth-child(3),
.purchase-note.reveal.is-visible .guide-grid>div:nth-child(3) {
  transition-delay: .32s;
}

.api-note.reveal.is-visible .guide-grid>div:nth-child(4),
.purchase-note.reveal.is-visible .guide-grid>div:nth-child(4) {
  transition-delay: .42s;
}

body:not(.js-reveal-ready) .reveal,
body:not(.js-reveal-ready) .pricing-grid>.price-card,
body:not(.js-reveal-ready) .api-grid>.api-card,
body:not(.js-reveal-ready) .api-note .guide-grid>div,
body:not(.js-reveal-ready) .purchase-note .guide-grid>div {
  opacity: 1;
  transform: none;
}

@keyframes buttonRipple {
  0% {
    opacity: .35;
    transform: translate(-50%, -50%) scale(1);
  }

  70% {
    opacity: .16;
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(24);
  }
}

@keyframes formIn {
  from {
    opacity: 0;
    transform: translateY(22px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes panelIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes announcementScroll {
  from {
    transform: translateX(var(--announcement-start, 0px));
  }

  to {
    transform: translateX(calc(var(--announcement-start, 0px) - var(--announcement-distance, 0px)));
  }
}

@keyframes driftBand {
  from {
    transform: rotate(-14deg) translate3d(0, 0, 0);
  }

  to {
    transform: rotate(-14deg) translate3d(34px, -22px, 0);
  }
}

@keyframes techPanelFloatA {
  0% {
    opacity: .44;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-20deg + var(--panel-rotate))) translate3d(-96px, 46px, 0) scale(calc(.96 * var(--panel-scale)));
    box-shadow: 0 0 0 rgba(56, 189, 248, 0);
  }

  24% {
    opacity: .78;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-7deg + var(--panel-rotate))) translate3d(86px, -68px, 0) scale(calc(1.06 * var(--panel-scale)));
    box-shadow: 0 0 62px rgba(56, 189, 248, .13);
  }

  52% {
    opacity: .56;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-24deg + var(--panel-rotate))) translate3d(132px, 36px, 0) scale(calc(.94 * var(--panel-scale)));
    box-shadow: 0 0 40px rgba(45, 212, 191, .10);
  }

  76% {
    opacity: .72;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-12deg + var(--panel-rotate))) translate3d(-38px, -92px, 0) scale(calc(1.035 * var(--panel-scale)));
    box-shadow: 0 0 70px rgba(56, 189, 248, .12);
  }

  100% {
    opacity: .62;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-18deg + var(--panel-rotate))) translate3d(168px, -44px, 0) scale(calc(1.02 * var(--panel-scale)));
    box-shadow: 0 0 58px rgba(56, 189, 248, .12);
  }
}

@keyframes techPanelFloatB {
  0% {
    opacity: .36;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(10deg + var(--panel-rotate))) translate3d(64px, -22px, 0) skewX(-4deg) scale(calc(.98 * var(--panel-scale)));
    box-shadow: 0 0 18px rgba(45, 212, 191, .04);
  }

  33% {
    opacity: .70;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-6deg + var(--panel-rotate))) translate3d(-116px, -74px, 0) skewX(2deg) scale(calc(1.055 * var(--panel-scale)));
    box-shadow: 0 0 72px rgba(45, 212, 191, .12);
  }

  66% {
    opacity: .48;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(14deg + var(--panel-rotate))) translate3d(-34px, 82px, 0) skewX(-7deg) scale(calc(.94 * var(--panel-scale)));
    box-shadow: 0 0 32px rgba(56, 189, 248, .09);
  }

  100% {
    opacity: .64;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(3deg + var(--panel-rotate))) translate3d(-164px, 18px, 0) skewX(4deg) scale(calc(1.025 * var(--panel-scale)));
    box-shadow: 0 0 58px rgba(45, 212, 191, .10);
  }
}

@keyframes techPanelFloatC {
  0% {
    opacity: .52;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-28deg + var(--panel-rotate))) translate3d(126px, 34px, 0) scale(calc(1.04 * var(--panel-scale)));
    box-shadow: 0 0 44px rgba(56, 189, 248, .08);
  }

  28% {
    opacity: .40;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-18deg + var(--panel-rotate))) translate3d(-72px, -116px, 0) scale(calc(.93 * var(--panel-scale)));
    box-shadow: 0 0 20px rgba(56, 189, 248, .05);
  }

  58% {
    opacity: .78;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-34deg + var(--panel-rotate))) translate3d(-142px, 68px, 0) scale(calc(1.07 * var(--panel-scale)));
    box-shadow: 0 0 78px rgba(56, 189, 248, .13);
  }

  100% {
    opacity: .55;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(-22deg + var(--panel-rotate))) translate3d(88px, -64px, 0) scale(calc(.99 * var(--panel-scale)));
    box-shadow: 0 0 48px rgba(45, 212, 191, .08);
  }
}

@keyframes techPanelFloatD {
  0% {
    opacity: .30;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(26deg + var(--panel-rotate))) translate3d(-54px, -88px, 0) skewY(3deg) scale(calc(.90 * var(--panel-scale)));
    box-shadow: 0 0 24px rgba(45, 212, 191, .04);
  }

  22% {
    opacity: .68;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(8deg + var(--panel-rotate))) translate3d(118px, 44px, 0) skewY(-5deg) scale(calc(1.08 * var(--panel-scale)));
    box-shadow: 0 0 66px rgba(56, 189, 248, .11);
  }

  47% {
    opacity: .42;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(32deg + var(--panel-rotate))) translate3d(28px, 126px, 0) skewY(6deg) scale(calc(.96 * var(--panel-scale)));
    box-shadow: 0 0 36px rgba(45, 212, 191, .08);
  }

  74% {
    opacity: .76;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(14deg + var(--panel-rotate))) translate3d(-138px, 22px, 0) skewY(-3deg) scale(calc(1.04 * var(--panel-scale)));
    box-shadow: 0 0 74px rgba(45, 212, 191, .12);
  }

  100% {
    opacity: .50;
    transform: translate3d(var(--panel-x), var(--panel-y), 0) rotate(calc(23deg + var(--panel-rotate))) translate3d(74px, -132px, 0) skewY(2deg) scale(calc(.98 * var(--panel-scale)));
    box-shadow: 0 0 50px rgba(56, 189, 248, .09);
  }
}

@keyframes gridDrift {
  from {
    background-position: 0 0, 0 0;
  }

  to {
    background-position: 176px 132px, 176px 132px;
  }
}

@keyframes squareFloat {
  0% {
    transform: translate3d(-18px, 12px, 0) rotate(0deg);
    background-position: 12px 18px;
  }

  50% {
    transform: translate3d(18px, -10px, 0) rotate(.35deg);
    background-position: 78px 54px;
  }

  100% {
    transform: translate3d(36px, 18px, 0) rotate(-.25deg);
    background-position: 138px 104px;
  }
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }

  .reveal,
  .pricing-grid>.price-card,
  .api-grid>.api-card,
  .api-note .guide-grid>div,
  .purchase-note .guide-grid>div {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .announcement-track {
    animation: none;
  }
}

@media (max-width: 1120px) {
  .topbar {
    grid-template-columns: 1fr auto;
  }

  .nav-links {
    display: none;
  }

  .home-screen,
  .pricing-grid,
  .api-grid {
    grid-template-columns: 1fr;
  }

  .page-hero {
    align-items: flex-start;
    flex-direction: column;
  }

  .auth-card {
    position: static;
  }
}

@media (max-width: 760px) {
  .topbar {
    grid-template-columns: 1fr;
    align-items: flex-start;
    padding: 12px 16px;
  }

  .top-status {
    width: 100%;
    justify-content: stretch;
  }

  .top-status .badge,
  .top-status .icon-btn {
    width: 100%;
  }

  .top-status .lang-switch {
    width: 100%;
  }

  .home-screen,
  .page-shell {
    width: min(100% - 24px, 1380px);
  }

  .auth-card,
  .price-card,
  .api-card,
  .purchase-note,
  .api-note {
    padding: 18px;
  }

  .panel-head {
    flex-wrap: wrap;
  }

  h1 {
    overflow-wrap: anywhere;
  }

  .hero-stats,
  .metrics,
  .auth-two-col,
  .guide-grid {
    grid-template-columns: 1fr;
  }

  .button-row,
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button-row .btn,
  .hero-actions .btn {
    width: 100%;
  }

  .api-doc-links {
    width: 100%;
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {

  .brand small {
    display: none;
  }

  .top-status {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 42px auto;
  }

  .top-status .icon-btn {
    width: 42px;
  }

  .top-status .lang-switch {
    min-width: 118px;
  }

  .home-screen,
  .page-shell {
    width: min(100% - 20px, 1380px);
  }

  .auth-tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .token-field {
    grid-template-columns: minmax(0, 1fr) 42px;
  }

  .api-doc-link {
    flex: 1 1 auto;
  }
}

/* console debug viewport fit */
@media (min-width: 1181px) {
  body[data-page="console"].console-debug-active {
    height: 100vh;
    height: 100svh;
    overflow: hidden;
  }

  body[data-page="console"].console-debug-active .console-compact-bar {
    min-height: 42px;
    margin-bottom: 6px;
    padding: 5px 10px;
  }

  body[data-page="console"].console-debug-active .console-debug-layout {
    --console-debug-panel-height: clamp(600px, calc(100svh - 20px), 1000px);
    align-items: stretch;
    height: var(--console-debug-panel-height);
  }

  body[data-page="console"].console-debug-active .console-api-nav-panel,
  body[data-page="console"].console-debug-active .console-request-panel,
  body[data-page="console"].console-debug-active .console-response-panel {
    position: relative;
    top: auto;
    height: var(--console-debug-panel-height);
    max-height: var(--console-debug-panel-height);
  }

  body[data-page="console"].console-debug-active .console-api-nav-panel,
  body[data-page="console"].console-debug-active .console-response-panel {
    overflow: hidden;
  }

  body[data-page="console"].console-debug-active .console-request-panel {
    overflow-x: hidden;
    overflow-y: auto;
  }
}