*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0b0b0b;
  --bg-card: #141414;
  --bg-card-border: rgba(255, 255, 255, 0.08);
  --text: #ffffff;
  --text-muted: #a0a0a0;
  --text-dim: #6b6b6b;
  --accent: #f58020;
  --accent-glow: rgba(245, 128, 32, 0.15);
  --cream: #f2eade;
  --cream-hover: #e8ddd0;
  --green: #22c55e;
  --tag-bg: rgba(255, 255, 255, 0.06);
  --radius: 14px;
  --radius-sm: 10px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
}

.bg-glow {
  position: fixed;
  top: -20%;
  left: -10%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse at center, rgba(245, 128, 32, 0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(ellipse at 30% 20%, black 20%, transparent 70%);
}

/* Header */
.header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
}

.logo-icon {
  width: 28px;
  height: 28px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--text);
}

.nav-active {
  color: var(--text) !important;
  background: rgba(255, 255, 255, 0.06);
  padding: 6px 14px;
  border-radius: 20px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: 0.3s;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 13px;
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.04);
}

.btn-primary {
  background: var(--cream);
  color: #1a1a1a;
}

.btn-primary:hover {
  background: var(--cream-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.04);
}

.btn-full {
  width: 100%;
  padding: 14px 24px;
}

.btn-google {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 13px 20px;
  font-size: 14px;
  font-weight: 500;
}

.btn-google:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
}

.google-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Hero */
.hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px 48px 80px;
}

.hero-content {
  max-width: 640px;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(34, 197, 94, 0.08);
  border: 1px solid rgba(34, 197, 94, 0.2);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--green);
  margin-bottom: 28px;
}

.status-dot {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 28px;
  max-width: 520px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 36px;
}

.tag {
  padding: 6px 12px;
  background: var(--tag-bg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.7);
}

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

.hero-actions .btn-primary {
  padding: 14px 28px;
  font-size: 15px;
}

.hero-actions .btn-secondary {
  padding: 14px 28px;
  font-size: 15px;
}

/* Login Card */
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03),
    0 24px 48px rgba(0, 0, 0, 0.4),
    0 0 80px rgba(245, 128, 32, 0.04);
}

.login-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 20px;
}

.login-dot {
  width: 7px;
  height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent);
}

.login-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.login-subtitle {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 28px;
}

.divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.divider span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.input-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: -4px;
}

.input-wrapper {
  position: relative;
  margin-bottom: 8px;
}

.input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--text-dim);
  pointer-events: none;
}

.input-wrapper input {
  width: 100%;
  padding: 14px 14px 14px 44px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.input-wrapper input::placeholder {
  color: var(--text-dim);
}

.input-wrapper input:focus {
  border-color: rgba(245, 128, 32, 0.4);
  box-shadow: 0 0 0 3px rgba(245, 128, 32, 0.08);
}

.login-footer {
  margin-top: 24px;
  text-align: center;
}

.secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 12px;
}

.secure-note svg {
  width: 14px;
  height: 14px;
  color: var(--green);
  flex-shrink: 0;
}

.terms-note {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.5;
}

.terms-note a {
  color: var(--accent);
  text-decoration: none;
}

.terms-note a:hover {
  text-decoration: underline;
}

/* Sections */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
}

.section {
  position: relative;
  z-index: 1;
  padding: 100px 0;
}

.section-dark {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.65;
  margin-bottom: 48px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: rgba(245, 128, 32, 0.2);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 24px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius);
}

.stat-number {
  display: block;
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--cream);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-muted);
}

.integration-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.integration-list {
  list-style: none;
  margin-bottom: 32px;
}

.integration-list li {
  font-size: 15px;
  color: var(--text-muted);
  padding: 8px 0;
}

.code-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.code-header {
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.02);
}

.code-card pre {
  padding: 24px 20px;
  margin: 0;
  overflow-x: auto;
}

.code-card code {
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 13px;
  line-height: 1.8;
  color: var(--text-muted);
}

.footer {
  position: relative;
  z-index: 1;
  padding: 40px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy {
  font-size: 13px;
  color: var(--text-dim);
}

/* Responsive */
@media (max-width: 1100px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 32px 32px 64px;
  }

  .login-card {
    max-width: 460px;
  }
}

@media (max-width: 768px) {
  .header {
    padding: 16px 20px;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(11, 11, 11, 0.95);
    backdrop-filter: blur(12px);
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav.open {
    display: flex;
  }

  .header .btn-outline {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    padding: 24px 20px 48px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .login-card {
    max-width: 100%;
    padding: 28px 24px;
  }

  .container {
    padding: 0 20px;
  }

  .section {
    padding: 64px 0;
  }

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

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

  .integration-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}