:root {
  --bg: #070912;
  --bg2: #0f172a;
  --card: #141a2e;
  --card2: #1e293b;
  --txt: #f8fafc;
  --muted: #94a3b8;
  --line: #283354;
  --ind: #6366f1;
  --vio: #8b5cf6;
  --amber: #f59e0b;
  --ok: #10b981;
  --danger: #f87171;
  --grad: linear-gradient(135deg, #6366f1, #8b5cf6);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--txt);
  line-height: 1.7;
  overflow-x: hidden;
}

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

button {
  font: inherit;
}

.container {
  width: min(1200px, calc(100% - 48px));
  margin: 0 auto;
}

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 28px;
  border-bottom: 1px solid transparent;
  transition: background .28s ease, border-color .28s ease;
}

.topbar.solid {
  background: rgba(7, 9, 18, .84);
  border-color: rgba(148, 163, 184, .16);
  backdrop-filter: blur(16px);
}

.brand,
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand {
  font-size: 18px;
  font-weight: 900;
  letter-spacing: .02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--grad);
  box-shadow: 0 10px 28px rgba(99, 102, 241, .36);
  font-size: 13px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: #cbd5e1;
  font-size: 14px;
}

.nav-links a:hover,
.text-link:hover {
  color: #fff;
}

.text-link {
  color: #cbd5e1;
  font-size: 14px;
}

.acct-btn {
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--grad);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.hero {
  position: relative;
  min-height: 720px;
  height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  text-align: center;
}

.hero-bg,
.hero-bg video,
.hero-veil,
.stars {
  position: absolute;
  inset: 0;
}

.hero-bg video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(.38) saturate(1.02) contrast(1.08);
}

.hero-veil {
  background:
    radial-gradient(ellipse at 50% 42%, rgba(8, 10, 18, .18) 0%, rgba(8, 10, 18, .52) 45%, rgba(3, 5, 12, .86) 100%),
    linear-gradient(180deg, rgba(8, 10, 18, .68), rgba(8, 10, 18, .84));
  z-index: 1;
}

.stars {
  z-index: 2;
  opacity: .45;
  background-image:
    radial-gradient(circle, rgba(255,255,255,.8) 1px, transparent 1.5px),
    radial-gradient(circle, rgba(165,180,252,.65) 1px, transparent 1.5px);
  background-size: 92px 92px, 137px 137px;
  background-position: 0 0, 24px 36px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 86%);
}

.hero-inner {
  position: relative;
  z-index: 3;
  width: min(980px, calc(100% - 40px));
  padding-top: 54px;
}

.eyebrow,
.kicker {
  display: inline-block;
  color: #a5b4fc;
  font-size: 13px;
  letter-spacing: 6px;
  text-transform: uppercase;
}

.eyebrow {
  padding: 7px 16px;
  margin-bottom: 28px;
  border: 1px solid rgba(165, 180, 252, .34);
  border-radius: 999px;
  background: rgba(255, 255, 255, .04);
}

.hero h1 {
  margin: 0 0 22px;
  color: #fff;
  font-size: clamp(38px, 7vw, 76px);
  line-height: 1.08;
  letter-spacing: -.02em;
}

.grad-text {
  background: linear-gradient(120deg, #fff 0%, #dbeafe 44%, #a5b4fc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  max-width: 820px;
  margin: 0 auto 28px;
  color: #cbd5e1;
  font-size: clamp(16px, 1.7vw, 20px);
}

.pills {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 34px;
}

.pills span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 17px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  color: #e2e8f0;
  font-size: 14px;
}

.pills i {
  color: #a5b4fc;
  font-size: 13px;
}

.hero-cta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary-lg,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  border-radius: 999px;
  font-weight: 900;
}

.btn-primary-lg {
  padding: 0 42px;
  background: var(--grad);
  color: #fff;
  box-shadow: 0 12px 42px rgba(99, 102, 241, .45);
  animation: breathe 2.7s ease-in-out infinite;
}

.btn-ghost {
  padding: 0 24px;
  color: #cbd5e1;
  border: 1px solid rgba(255,255,255,.13);
  background: rgba(255,255,255,.04);
}

@keyframes breathe {
  0%, 100% { transform: scale(1); box-shadow: 0 12px 42px rgba(99, 102, 241, .42); }
  50% { transform: scale(1.04); box-shadow: 0 16px 58px rgba(99, 102, 241, .62); }
}

.cost-note {
  max-width: 740px;
  margin: 22px auto 0;
  color: #fef3c7;
  font-size: 14px;
}

.scrollcue {
  position: absolute;
  left: 50%;
  bottom: 28px;
  z-index: 4;
  transform: translateX(-50%);
  color: #8a93b5;
  font-size: 12px;
  letter-spacing: 4px;
  animation: bob 1.8s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 9px); }
}

.section {
  padding: 108px 0;
  position: relative;
}

.section-head {
  width: min(780px, calc(100% - 40px));
  margin: 0 auto 54px;
  text-align: center;
}

.section-head h2 {
  margin: 14px 0 0;
  color: #fff;
  font-size: clamp(30px, 4.4vw, 48px);
  line-height: 1.22;
}

.section-head p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.gallery-section {
  overflow: hidden;
}

.gallery-shell {
  position: relative;
}

.gallery-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  padding: 8px 28px 16px;
  cursor: grab;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.gallery-track::-webkit-scrollbar {
  display: none;
}

.gallery-track.dragging {
  cursor: grabbing;
}

.gallery-nav {
  position: absolute;
  z-index: 5;
  top: 47%;
  width: 52px;
  height: 52px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(20, 26, 46, .92);
  color: #fff;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.gallery-nav:hover {
  background: var(--ind);
}

.gallery-nav.prev { left: 10px; }
.gallery-nav.next { right: 10px; }

.case-card {
  flex: 0 0 390px;
  position: relative;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, var(--card), #0e1424);
  user-select: none;
}

.case-card.featured {
  border: 2px solid var(--amber);
  background: linear-gradient(180deg, rgba(245, 158, 11, .12), var(--card) 42%);
}

.case-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--amber);
  color: #111827;
  font-size: 12px;
  font-weight: 900;
}

.case-card h3 {
  margin: 0 0 8px;
  color: #fff;
  font-size: 21px;
}

.case-card p {
  min-height: 48px;
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.video-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.video-pair.landscape .video-tile {
  aspect-ratio: 16 / 9;
}

.mini-player h4 {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.mini-player:nth-child(2) h4 {
  color: var(--amber);
}

.video-tile {
  width: 100%;
  padding: 0;
  position: relative;
  overflow: hidden;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(45deg, #334155, #111827);
  aspect-ratio: 16 / 9;
  box-shadow: 0 8px 18px rgba(0,0,0,.28);
  cursor: pointer;
}

.video-tile.portrait {
  aspect-ratio: 9 / 16;
}

.video-tile video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.video-tile.accent {
  box-shadow: 0 8px 26px rgba(245, 158, 11, .22);
}

.play-mask {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #fff;
  background: rgba(0,0,0,.34);
  opacity: 0;
  transition: opacity .2s ease;
}

.video-tile:hover .play-mask,
.video-tile.needs-click .play-mask {
  opacity: 1;
}

.video-tile.needs-click::after {
  content: "点击播放";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 8px;
  color: #fff;
  font-size: 12px;
  text-align: center;
}

.drag-hint {
  margin: 8px 0 0;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 3px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.glass {
  position: relative;
  overflow: hidden;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--card), #0e1424);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04);
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}

.glass::before {
  content: "";
  position: absolute;
  inset: -1px -1px auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(165, 180, 252, .75), transparent);
  opacity: .7;
}

.glass:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, .8);
  box-shadow: 0 20px 46px rgba(0,0,0,.28), 0 0 34px rgba(99,102,241,.16);
}

.glass > i {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 18px;
  border: 1px solid rgba(165, 180, 252, .28);
  border-radius: 16px;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,.18), transparent 28%),
    linear-gradient(135deg, rgba(99,102,241,.9), rgba(139,92,246,.58));
  color: #fff;
  font-size: 24px;
  box-shadow: 0 12px 30px rgba(99,102,241,.26);
}

.glass h3 {
  margin: 0 0 8px;
  color: #fff;
  font-size: 19px;
}

.glass p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.glass.warning {
  border-color: rgba(245, 158, 11, .42);
  background: linear-gradient(180deg, rgba(245, 158, 11, .12), #0e1424 68%);
}

.glass.warning > i {
  border-color: rgba(245, 158, 11, .34);
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,.18), transparent 28%),
    linear-gradient(135deg, rgba(245,158,11,.92), rgba(139,92,246,.56));
  color: #fff;
  box-shadow: 0 12px 30px rgba(245,158,11,.2);
}

.workflow {
  background:
    radial-gradient(circle at 10% 0%, rgba(99, 102, 241, .18), transparent 30%),
    linear-gradient(180deg, transparent, rgba(15, 23, 42, .62), transparent);
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.step-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #0b1120;
}

.step-card span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  font-weight: 900;
}

.step-card h3 {
  margin: 0 0 8px;
  color: #fff;
}

.step-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.demo-panel {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 28px;
  align-items: center;
  margin-top: 28px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, var(--card), #0e1424);
}

.demo-panel h3 {
  margin: 0 0 10px;
  color: #fff;
  font-size: 24px;
}

.demo-panel p {
  margin: 0;
  color: var(--muted);
}

.demo-screen {
  overflow: hidden;
  border: 1px solid rgba(99, 102, 241, .75);
  border-radius: 16px;
  background: #000;
  aspect-ratio: 16 / 9;
  box-shadow: 0 0 48px rgba(99, 102, 241, .22);
}

.demo-screen video {
  width: 100%;
  height: 100%;
  background: #000;
  object-fit: contain;
}

.stats-section {
  overflow: hidden;
  padding: 112px 0;
}

.blob {
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  filter: blur(130px);
  opacity: .22;
  pointer-events: none;
}

.b1 {
  left: -140px;
  top: -150px;
  background: var(--ind);
}

.b2 {
  right: -160px;
  bottom: -190px;
  background: var(--amber);
}

.stats-row {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  gap: clamp(42px, 8vw, 100px);
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-size: clamp(54px, 8vw, 96px);
  line-height: 1;
  font-weight: 900;
}

.stat span {
  color: var(--muted);
  letter-spacing: 3px;
}

.pricing {
  padding: 118px 0;
  border-top: 1px solid var(--line);
  background: radial-gradient(circle at 50% 120%, #1e1b4b, var(--bg) 62%);
}

.price-card {
  max-width: 760px;
  padding: 46px;
  border: 1px solid rgba(99, 102, 241, .48);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(20, 26, 46, .96), rgba(14, 20, 36, .96));
  text-align: center;
  box-shadow: 0 28px 90px rgba(0,0,0,.28);
}

.price-card h2 {
  margin: 14px 0 18px;
  color: #fff;
  font-size: clamp(28px, 4.6vw, 46px);
}

.price {
  margin: 0 0 22px;
  color: #fff;
  font-size: 20px;
}

.price span {
  color: var(--amber);
  font-size: clamp(66px, 10vw, 96px);
  font-weight: 900;
  line-height: 1;
}

.price-card ul {
  width: min(520px, 100%);
  margin: 0 auto 30px;
  padding: 0;
  list-style: none;
  color: #cbd5e1;
  text-align: left;
}

.price-card li {
  display: flex;
  gap: 10px;
  margin: 11px 0;
}

.price-card i {
  margin-top: 6px;
  color: var(--ok);
}

.price-card li:last-child i {
  color: var(--amber);
}

.footer {
  padding: 28px 20px 90px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

.footer p {
  margin: 4px 0;
}

.mobile-buybar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 18px;
  border-top: 1px solid var(--line);
  background: rgba(7, 9, 18, .94);
  backdrop-filter: blur(12px);
}

.mobile-buybar strong {
  color: var(--amber);
  font-size: 22px;
}

.mobile-buybar span {
  color: var(--muted);
}

.mobile-buybar a {
  padding: 11px 22px;
  border-radius: 999px;
  background: var(--grad);
  color: #fff;
  font-weight: 900;
}

.cs-button {
  position: fixed;
  right: 20px;
  bottom: 84px;
  z-index: 45;
  width: 58px;
  height: 58px;
  border: 0;
  border-radius: 50%;
  background: var(--grad);
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  box-shadow: 0 12px 34px rgba(0,0,0,.32);
}

.cs-panel {
  position: fixed;
  right: 20px;
  bottom: 154px;
  z-index: 45;
  display: none;
  flex-direction: column;
  width: 320px;
  max-width: calc(100vw - 40px);
  height: 420px;
  overflow: hidden;
  border-radius: 14px;
  background: #fff;
  color: #111827;
  box-shadow: 0 20px 56px rgba(0,0,0,.34);
}

.cs-panel.open {
  display: flex;
}

.cs-panel header {
  padding: 12px 14px;
  background: var(--grad);
  color: #fff;
  font-weight: 800;
}

.cs-panel header button {
  float: right;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}

.cs-body {
  flex: 1;
  padding: 14px;
  background: #f8fafc;
}

.cs-msg {
  display: inline-block;
  max-width: 86%;
  margin: 0 0 10px;
  padding: 9px 11px;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  background: #fff;
  font-size: 13px;
}

.cs-tip {
  color: #64748b;
  font-size: 12px;
}

.cs-form {
  display: flex;
  border-top: 1px solid #e5e7eb;
}

.cs-form input {
  flex: 1;
  border: 0;
  padding: 12px;
}

.cs-form button {
  border: 0;
  padding: 0 16px;
  background: var(--ind);
  color: #fff;
}

.account-state {
  color: #a5b4fc;
  font-size: 13px;
  white-space: nowrap;
}

.text-link.is-logout {
  color: #fca5a5;
}

.modal-mask {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, .72);
  backdrop-filter: blur(12px);
}

.modal-mask.show {
  display: flex;
}

.modal-box {
  position: relative;
  width: min(100%, 430px);
  border: 1px solid rgba(148, 163, 184, .18);
  border-radius: 20px;
  background:
    radial-gradient(circle at 16% 0%, rgba(99, 102, 241, .2), transparent 34%),
    linear-gradient(180deg, rgba(30, 41, 59, .98), rgba(13, 18, 34, .98));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .58), 0 0 60px rgba(99, 102, 241, .16);
  padding: 30px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 18px;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(148, 163, 184, .18);
  border-radius: 999px;
  background: rgba(15, 23, 42, .74);
  color: #cbd5e1;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.auth-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(99, 102, 241, .14);
  color: #c4b5fd;
  font-size: 13px;
  font-weight: 800;
}

.auth-box h3 {
  margin: 16px 0 6px;
  font-size: 26px;
}

.auth-subtitle,
.auth-help {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.tab-switch {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 22px 0 16px;
  padding: 6px;
  border: 1px solid rgba(148, 163, 184, .12);
  border-radius: 14px;
  background: rgba(7, 9, 18, .68);
}

.tab-switch button {
  border: 0;
  border-radius: 10px;
  padding: 10px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-weight: 800;
}

.tab-switch button.active {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 10px 26px rgba(99, 102, 241, .28);
}

.auth-form {
  display: grid;
  gap: 14px;
}

.auth-form label {
  display: grid;
  gap: 7px;
  color: #cbd5e1;
  font-size: 13px;
  font-weight: 700;
}

.fld {
  width: 100%;
  border: 1px solid rgba(148, 163, 184, .18);
  border-radius: 12px;
  padding: 13px 14px;
  background: rgba(7, 9, 18, .78);
  color: #fff;
  outline: 0;
  font-size: 15px;
}

.fld:focus {
  border-color: rgba(129, 140, 248, .72);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, .18);
}

.btn-primary {
  width: 100%;
  border: 0;
  border-radius: 12px;
  padding: 13px 16px;
  background: var(--grad);
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  font-weight: 900;
  box-shadow: 0 12px 34px rgba(99, 102, 241, .34);
}

.btn-primary:disabled {
  cursor: wait;
  opacity: .72;
}

.btn-primary.small {
  width: auto;
  margin-top: 16px;
  padding: 10px 16px;
  font-size: 14px;
}

.btn-outline {
  border: 1px solid rgba(148, 163, 184, .2);
  border-radius: 999px;
  padding: 9px 14px;
  background: rgba(15, 23, 42, .72);
  color: #cbd5e1;
  cursor: pointer;
}

.msg-tip {
  margin-bottom: 14px;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 13px;
  text-align: center;
}

.msg-ok {
  border: 1px solid rgba(16, 185, 129, .28);
  background: rgba(16, 185, 129, .12);
  color: #86efac;
}

.msg-err {
  border: 1px solid rgba(248, 113, 113, .28);
  background: rgba(248, 113, 113, .12);
  color: #fecaca;
}

.auth-help {
  margin-top: 15px;
  text-align: center;
}

.account-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 20% 10%, rgba(99, 102, 241, .18), transparent 32%),
    radial-gradient(circle at 80% 0%, rgba(245, 158, 11, .1), transparent 26%),
    var(--bg);
}

.account-hero {
  position: relative;
  overflow: hidden;
  padding: 128px 0 96px;
}

.account-glow {
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .2;
  pointer-events: none;
}

.account-glow.g1 {
  top: 120px;
  left: -120px;
  background: #6366f1;
}

.account-glow.g2 {
  right: -100px;
  bottom: 40px;
  background: #8b5cf6;
}

.account-layout {
  position: relative;
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 36px;
  align-items: start;
}

.account-title h1 {
  margin: 14px 0;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.02;
}

.account-title p {
  max-width: 520px;
  margin: 0;
  color: #cbd5e1;
  font-size: 17px;
}

.account-card {
  border: 1px solid rgba(148, 163, 184, .16);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(20, 26, 46, .92), rgba(10, 15, 28, .96));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .42);
  padding: 28px;
}

.account-loading,
.account-error,
.empty-state {
  border: 1px dashed rgba(148, 163, 184, .22);
  border-radius: 16px;
  padding: 24px;
  color: #cbd5e1;
  text-align: center;
}

.account-head,
.member-panel,
.block-title,
.order-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.account-label,
.mini-card span,
.order-item span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.account-head strong {
  font-size: 22px;
}

.member-panel {
  margin: 24px 0;
  justify-content: flex-start;
  border: 1px solid rgba(245, 158, 11, .22);
  border-radius: 18px;
  padding: 20px;
  background: linear-gradient(135deg, rgba(245, 158, 11, .12), rgba(99, 102, 241, .1));
}

.member-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: rgba(245, 158, 11, .18);
  color: #fbbf24;
  font-size: 22px;
}

.member-panel h2 {
  margin: 4px 0;
  font-size: 24px;
}

.member-panel p {
  margin: 0;
  color: #cbd5e1;
}

.account-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.mini-card {
  border: 1px solid rgba(148, 163, 184, .14);
  border-radius: 16px;
  padding: 16px;
  background: rgba(7, 9, 18, .42);
}

.mini-card strong {
  display: block;
  margin-top: 5px;
}

.orders-block {
  margin-top: 24px;
}

.block-title h3 {
  margin: 0;
}

.order-list {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.order-item {
  border: 1px solid rgba(148, 163, 184, .13);
  border-radius: 14px;
  padding: 14px;
  background: rgba(7, 9, 18, .36);
}

.order-item em {
  display: block;
  color: #fbbf24;
  font-style: normal;
  font-weight: 900;
  text-align: right;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  place-items: center;
  padding: 68px 24px 30px;
  background: rgba(0, 0, 0, .94);
}

.lightbox.open {
  display: grid;
}

.lightbox video {
  max-width: min(100%, 1060px);
  max-height: 80vh;
  border-radius: 12px;
  background: #000;
  box-shadow: 0 0 54px rgba(99, 102, 241, .34);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  border: 0;
  background: transparent;
  color: #fff;
  font-size: 42px;
  cursor: pointer;
}

#lightboxTip {
  margin: 12px 0 0;
  color: #cbd5e1;
  font-size: 13px;
  text-align: center;
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .feature-grid,
  .steps,
  .demo-panel,
  .account-layout {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 32px, 1200px);
  }

  .topbar {
    padding: 0 16px;
  }

  .brand span:last-child {
    display: none;
  }

  .nav-actions .text-link {
    display: none;
  }

  .hero {
    min-height: 690px;
  }

  .case-card {
    flex-basis: 310px;
    padding: 22px;
  }

  .gallery-nav {
    display: none;
  }

  .feature-grid,
  .steps,
  .demo-panel,
  .account-layout,
  .account-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 82px 0;
  }

  .mobile-buybar {
    display: flex;
  }
}