/* Sertexity — Google Ads compliant landing */

:root {
  --srtx-bg: #060912;
  --srtx-surface: #0d1224;
  --srtx-card: #121a32;
  --srtx-border: rgba(255, 255, 255, 0.08);
  --srtx-text: #eef2ff;
  --srtx-muted: #94a3b8;
  --srtx-primary: #3b82f6;
  --srtx-primary-dark: #2563eb;
  --srtx-cyan: #22d3ee;
  --srtx-violet: #8b5cf6;
  --srtx-green: #22c55e;
  --srtx-orange: #f97316;
  --srtx-warning: #fbbf24;
  --srtx-radius: 16px;
  --srtx-max: 1140px;
  --srtx-font: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

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

body {
  margin: 0;
  font-family: var(--srtx-font);
  color: var(--srtx-text);
  background: var(--srtx-bg);
  line-height: 1.6;
}

a {
  color: var(--srtx-cyan);
}

.srtx-container {
  width: min(100% - 2rem, var(--srtx-max));
  margin-inline: auto;
}

/* Disclaimer bar — visible compliance signal */
.srtx-disclaimer-bar {
  background: #1e1b4b;
  border-bottom: 1px solid var(--srtx-border);
  font-size: 0.78rem;
  color: #c4b5fd;
  text-align: center;
  padding: 0.45rem 0;
}

.srtx-disclaimer-bar a {
  color: #fff;
  margin-left: 0.35rem;
  font-weight: 600;
}

/* Header */
.srtx-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 9, 18, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--srtx-border);
}

.srtx-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  flex-wrap: wrap;
}

.srtx-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--srtx-text);
  text-decoration: none;
}

.srtx-logo__icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--srtx-primary), var(--srtx-cyan));
}

.srtx-nav {
  display: none;
  gap: 1.25rem;
}

.srtx-nav a {
  color: var(--srtx-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}

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

.srtx-header__actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

@media (min-width: 900px) {
  .srtx-nav {
    display: flex;
  }
}

/* Buttons */
.srtx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 0.92rem;
  transition: transform 0.15s, box-shadow 0.15s;
}

.srtx-btn:hover {
  transform: translateY(-1px);
}

.srtx-btn--lg {
  padding: 0.9rem 1.6rem;
  font-size: 1rem;
}

.srtx-btn--full {
  width: 100%;
}

.srtx-btn--primary {
  background: linear-gradient(135deg, var(--srtx-primary), var(--srtx-primary-dark));
  color: #fff;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.35);
}

.srtx-btn--ghost {
  background: transparent;
  color: var(--srtx-text);
  border-color: var(--srtx-border);
}

/* Hero */
.srtx-hero {
  padding: 3.5rem 0 2.5rem;
  background: radial-gradient(ellipse 80% 60% at 70% 0%, rgba(59, 130, 246, 0.18), transparent 60%);
}

.srtx-hero__grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 900px) {
  .srtx-hero__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.srtx-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.35);
  font-size: 0.8rem;
  font-weight: 700;
  color: #93c5fd;
  margin-bottom: 1rem;
}

.srtx-hero h1 {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  line-height: 1.15;
  margin: 0 0 1rem;
}

.srtx-lead {
  color: var(--srtx-muted);
  font-size: 1.05rem;
  margin: 0 0 1.5rem;
}

.srtx-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.srtx-hero__note {
  font-size: 0.85rem;
  color: var(--srtx-muted);
  margin: 0;
}

.srtx-dashboard-mock {
  background: var(--srtx-card);
  border: 1px solid var(--srtx-border);
  border-radius: var(--srtx-radius);
  padding: 1rem;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}

.srtx-dashboard-mock__bar {
  height: 12px;
  width: 40%;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--srtx-primary), var(--srtx-cyan));
  margin-bottom: 1rem;
}

.srtx-dashboard-mock__chart {
  height: 160px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(34, 211, 238, 0.2) 0%, transparent 100%),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.04) 0 1px, transparent 1px 40px);
  margin-bottom: 1rem;
}

.srtx-dashboard-mock__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.srtx-dashboard-mock__metrics span {
  height: 48px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
}

/* Trust row */
.srtx-trust {
  padding: 1.5rem 0 2.5rem;
  border-bottom: 1px solid var(--srtx-border);
}

.srtx-trust__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.srtx-trust-item {
  background: var(--srtx-surface);
  border: 1px solid var(--srtx-border);
  border-radius: 12px;
  padding: 1rem;
}

.srtx-trust-item strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--srtx-cyan);
}

.srtx-trust-item span {
  font-size: 0.88rem;
  color: var(--srtx-muted);
}

/* Sections */
.srtx-section {
  padding: 4rem 0;
}

.srtx-section--dark {
  background: var(--srtx-surface);
}

.srtx-section--pricing {
  background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(139, 92, 246, 0.12), transparent);
}

.srtx-section__title {
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.75rem;
}

.srtx-section__lead {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2.5rem;
  color: var(--srtx-muted);
}

/* Cards */
.srtx-cards {
  display: grid;
  gap: 1.25rem;
}

.srtx-cards--3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.srtx-card {
  background: var(--srtx-card);
  border: 1px solid var(--srtx-border);
  border-radius: var(--srtx-radius);
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}

.srtx-card:hover {
  border-color: rgba(59, 130, 246, 0.4);
  transform: translateY(-3px);
}

.srtx-card__icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.srtx-card__icon--blue { background: rgba(59, 130, 246, 0.2); }
.srtx-card__icon--cyan { background: rgba(34, 211, 238, 0.2); }
.srtx-card__icon--violet { background: rgba(139, 92, 246, 0.2); }
.srtx-card__icon--green { background: rgba(34, 197, 94, 0.2); }
.srtx-card__icon--orange { background: rgba(249, 115, 22, 0.2); }
.srtx-card__icon--pink { background: rgba(236, 72, 153, 0.2); }

.srtx-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.srtx-card p {
  margin: 0;
  color: var(--srtx-muted);
  font-size: 0.92rem;
}

/* Steps */
.srtx-steps {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.srtx-step {
  background: var(--srtx-card);
  border: 1px solid var(--srtx-border);
  border-radius: var(--srtx-radius);
  padding: 1.5rem;
}

.srtx-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--srtx-primary);
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

/* Not included */
.srtx-not-included__grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.srtx-not-included__col {
  border-radius: var(--srtx-radius);
  padding: 1.5rem;
  border: 1px solid var(--srtx-border);
}

.srtx-not-included__col--yes {
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.25);
}

.srtx-not-included__col--no {
  background: rgba(239, 68, 68, 0.08);
  border-color: rgba(239, 68, 68, 0.25);
}

.srtx-not-included__col h3 {
  margin-top: 0;
}

.srtx-not-included__col ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--srtx-muted);
}

/* Pricing */
.srtx-pricing {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  align-items: start;
}

.srtx-price-card {
  position: relative;
  background: var(--srtx-card);
  border: 1px solid var(--srtx-border);
  border-radius: var(--srtx-radius);
  padding: 1.75rem;
}

.srtx-price-card--featured {
  border-color: var(--srtx-primary);
  box-shadow: 0 0 0 1px rgba(59, 130, 246, 0.3), 0 20px 50px rgba(59, 130, 246, 0.15);
}

.srtx-price-card__badge {
  position: absolute;
  top: -0.65rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--srtx-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
}

.srtx-price-card__price {
  font-size: 1rem;
  color: var(--srtx-muted);
  margin: 0.5rem 0 1rem;
}

.srtx-price-card__price span {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--srtx-text);
}

.srtx-price-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  color: var(--srtx-muted);
  font-size: 0.92rem;
}

.srtx-price-card li {
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--srtx-border);
}

.srtx-pricing-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--srtx-muted);
  margin-top: 1.5rem;
}

/* Signup */
.srtx-signup {
  display: grid;
  gap: 2rem;
  align-items: start;
  background: var(--srtx-card);
  border: 1px solid var(--srtx-border);
  border-radius: var(--srtx-radius);
  padding: 2rem;
}

@media (min-width: 768px) {
  .srtx-signup {
    grid-template-columns: 1fr 1fr;
  }
}

.srtx-signup-form label {
  display: block;
  margin-bottom: 1rem;
}

.srtx-signup-form label span {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 0.35rem;
}

.srtx-signup-form input {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--srtx-border);
  background: var(--srtx-bg);
  color: var(--srtx-text);
  font: inherit;
}

.srtx-signup-form__legal {
  font-size: 0.78rem;
  color: var(--srtx-muted);
  margin: 0.75rem 0 0;
}

/* FAQ */
.srtx-faq {
  max-width: 760px;
  margin: 0 auto;
}

.srtx-faq__item {
  background: var(--srtx-card);
  border: 1px solid var(--srtx-border);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  margin-bottom: 0.75rem;
}

.srtx-faq__item summary {
  cursor: pointer;
  font-weight: 700;
}

.srtx-faq__item p {
  color: var(--srtx-muted);
  margin: 0.75rem 0 0;
  font-size: 0.92rem;
}

/* Risk block */
.srtx-risk-block {
  padding: 2.5rem 0 3rem;
  background: #1a1208;
  border-top: 1px solid rgba(251, 191, 36, 0.25);
}

.srtx-risk-block h2 {
  color: var(--srtx-warning);
  font-size: 1.1rem;
  margin: 0 0 0.75rem;
}

.srtx-risk-block p {
  color: #fde68a;
  font-size: 0.9rem;
  margin: 0 0 0.75rem;
  max-width: 900px;
}

/* Footer */
.srtx-footer {
  background: #04060d;
  border-top: 1px solid var(--srtx-border);
  padding: 3rem 0 1.5rem;
}

.srtx-footer__grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 2rem;
}

.srtx-footer__brand {
  display: block;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.srtx-footer p,
.srtx-footer li {
  color: var(--srtx-muted);
  font-size: 0.88rem;
}

.srtx-footer__legal-note {
  font-size: 0.8rem !important;
  opacity: 0.85;
}

.srtx-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.srtx-footer h4 {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
}

.srtx-footer a {
  color: var(--srtx-muted);
  text-decoration: none;
}

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

.srtx-footer__bottom {
  border-top: 1px solid var(--srtx-border);
  padding-top: 1.25rem;
  font-size: 0.82rem;
  color: var(--srtx-muted);
}

/* Inner pages */
.srtx-page {
  padding: 3rem 0 4rem;
}

.srtx-page__inner {
  max-width: 760px;
}

.srtx-page__title {
  margin-bottom: 1.5rem;
}

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

.srtx-page__content h2 {
  color: var(--srtx-text);
  margin-top: 2rem;
}

@media (max-width: 640px) {
  .srtx-header__actions .srtx-btn--ghost {
    display: none;
  }
}