/* === Reset & Base === */
:root {
  --bg: #060e18;
  --bg-alt: #0a1628;
  --surface: rgba(12, 24, 40, 0.85);
  --surface-hover: rgba(18, 34, 55, 0.9);
  --border: rgba(140, 200, 255, 0.1);
  --border-strong: rgba(140, 200, 255, 0.2);
  --text: #eaf4ff;
  --text-secondary: rgba(220, 235, 255, 0.65);
  --accent: #5eead4;
  --accent-hover: #2dd4bf;
  --accent-soft: rgba(94, 234, 212, 0.1);
  --accent-glow: rgba(94, 234, 212, 0.25);
  --danger: #fb7185;
  --warn: #fbbf24;
  --success: #34d399;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* === Ambient === */
.noise {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  pointer-events: none;
  z-index: 0;
}

.glow-1 {
  width: 600px;
  height: 600px;
  top: -200px;
  left: -100px;
  background: rgba(59, 130, 246, 0.12);
  animation: drift 20s ease-in-out infinite;
}

.glow-2 {
  width: 500px;
  height: 500px;
  top: 200px;
  right: -150px;
  background: rgba(94, 234, 212, 0.08);
  animation: drift 25s ease-in-out infinite reverse;
}

/* === Layout === */
.container {
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 48px);
}

.section {
  position: relative;
  z-index: 1;
  padding: 80px 0;
}

.section-dark {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* === Topbar === */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px clamp(16px, 4vw, 48px);
  background: rgba(6, 14, 24, 0.8);
  backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}

.logo span { letter-spacing: -0.02em; }

.topbar-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.topbar-links > a:not(.button) {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.topbar-links > a:not(.button):hover {
  color: var(--text);
}

/* === Buttons === */
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.button:active { transform: scale(0.97); }

.button-primary {
  color: #0a1628;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  box-shadow: 0 4px 20px var(--accent-glow);
}

.button-primary:hover {
  box-shadow: 0 8px 30px var(--accent-glow);
  transform: translateY(-1px);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-strong);
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(140, 200, 255, 0.3);
}

.button-ghost {
  color: var(--text-secondary);
  background: transparent;
  border-color: var(--border);
}

.button-ghost:hover {
  color: var(--text);
  border-color: var(--border-strong);
}

.button-sm { padding: 8px 16px; font-size: 0.85rem; }
.button-lg { padding: 16px 32px; font-size: 1.05rem; }
.button-full { width: 100%; }

.button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* === Hero === */
.hero {
  position: relative;
  z-index: 1;
  padding: 100px 0 60px;
}

.hero-content {
  max-width: 720px;
  animation: rise 0.8s ease both;
}

.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(94, 234, 212, 0.2);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.04em;
}

.hero h1 em {
  font-style: normal;
  background: linear-gradient(135deg, var(--accent), #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  margin-top: 20px;
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 540px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}

.hf {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.hf-icon { font-size: 1.1rem; }

/* === Section Head === */
.section-head {
  max-width: 640px;
  margin-bottom: 48px;
}

.label {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-head p {
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* === Plans Grid === */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.plan-card {
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: border-color 0.2s, transform 0.2s;
}

.plan-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.plan-card-trial {
  border-color: rgba(94, 234, 212, 0.2);
  background: linear-gradient(180deg, rgba(94, 234, 212, 0.05) 0%, var(--surface) 50%);
}

.plan-card-popular {
  border-color: rgba(94, 234, 212, 0.3);
  background: linear-gradient(180deg, rgba(94, 234, 212, 0.08) 0%, var(--surface) 50%);
  box-shadow: 0 8px 40px rgba(94, 234, 212, 0.08);
}

.plan-badge {
  display: inline-block;
  width: fit-content;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.plan-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.plan-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 20px;
}

.plan-price {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.plan-currency {
  font-size: 1.3rem;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
  flex-grow: 1;
}

.plan-features li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 20px;
  position: relative;
}

.plan-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* === Workspace === */
.workspace-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.card {
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.card-head { margin-bottom: 24px; }

.card-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 12px;
}

.tag-alt {
  background: rgba(56, 189, 248, 0.1);
  color: #7dd3fc;
}

.card-head h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.card-head p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* === Forms === */
.form-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-stack label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

input[type="email"] {
  height: 50px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.92rem;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

input[type="email"]::placeholder {
  color: rgba(220, 235, 255, 0.3);
}

input[type="email"]:focus {
  border-color: rgba(94, 234, 212, 0.4);
  box-shadow: 0 0 0 3px rgba(94, 234, 212, 0.08);
}

.btn-loader { font-weight: 600; }

/* === Alerts === */
.alert {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
}

.alert-error {
  background: rgba(251, 113, 133, 0.1);
  border: 1px solid rgba(251, 113, 133, 0.2);
  color: var(--danger);
}

/* === Results === */
.result {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.result-header {
  padding: 16px;
  border-radius: var(--radius-sm);
}

.result-ok {
  background: rgba(52, 211, 153, 0.08);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.result-warn {
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.result-header h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.result-header p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === Link Box === */
.link-box label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.link-copy {
  display: flex;
  gap: 8px;
  align-items: stretch;
}

.link-copy code {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent);
  word-break: break-all;
  line-height: 1.5;
}

.copy-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.copy-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent);
}

.copy-btn.copied {
  color: var(--success);
  border-color: var(--success);
}

/* === Status Bar === */
.status-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.sb-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
}

.sb-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sb-value {
  font-size: 0.95rem;
  font-weight: 700;
}

.sb-active { color: var(--success); }
.sb-expired { color: var(--danger); }

/* === Quick Import === */
.quick-import p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.import-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* === Steps === */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 48px;
}

.step {
  flex: 1;
  display: flex;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.step-num {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 800;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.step-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-body p {
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.step-arrow {
  display: flex;
  align-items: center;
  color: var(--border-strong);
  font-size: 1.5rem;
  padding-top: 28px;
}

/* === App Cards === */
.apps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.app-card {
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.app-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.app-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.app-list {
  padding: 16px 0;
  border-top: 1px solid var(--border);
}

.app-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.app-name {
  font-weight: 700;
  font-size: 0.95rem;
}

.app-rec {
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 600;
}

.app-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

/* === Footer === */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-left p {
  margin-top: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-right {
  display: flex;
  gap: 12px;
}

/* === Animations === */
@keyframes drift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, 20px); }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* === Responsive === */
@media (max-width: 1024px) {
  .plans-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero { padding: 60px 0 40px; }

  .topbar-links > a:not(.button) { display: none; }

  .plans-grid {
    grid-template-columns: 1fr;
  }

  .workspace-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    flex-direction: column;
  }

  .step-arrow {
    display: none;
  }

  .apps-grid {
    grid-template-columns: 1fr;
  }

  .status-bar {
    grid-template-columns: repeat(2, 1fr);
  }

  .link-copy {
    flex-direction: column;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-right {
    flex-direction: column;
    width: 100%;
  }

  .footer-right .button {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.3rem;
  }

  .section { padding: 56px 0; }

  .card { padding: 24px 18px; }

  .status-bar {
    grid-template-columns: 1fr;
  }
}