:root {
  --color-bg: #f6f5f2;
  --color-bg-alt: #ffffff;
  --color-panel: #f0f4f8;
  --color-primary: #1d4f86;
  --color-primary-dark: #133456;
  --color-accent: #1f9d6a;
  --color-text: #0b0f14;
  --color-text-muted: #5c6773;
  --color-border: #d9e1ea;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-soft: 0 20px 50px rgba(17, 24, 39, 0.12);
  --font-display: "Space Grotesk", "Trebuchet MS", "Segoe UI", sans-serif;
  --font-body: "Source Sans 3", "Verdana", "Tahoma", sans-serif;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 12% 18%, rgba(29, 79, 134, 0.12), transparent 45%),
    radial-gradient(circle at 82% 10%, rgba(31, 157, 106, 0.1), transparent 40%),
    linear-gradient(180deg, #f6f5f2 0%, #f1f4f7 100%);
  color: var(--color-text);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1160px, 100% - 3rem);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(246, 245, 242, 0.9);
  border-bottom: 1px solid rgba(217, 225, 234, 0.7);
}

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

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--color-primary-dark);
}

.header-nav {
  display: flex;
  gap: 1rem;
  font-size: 0.92rem;
  flex-wrap: wrap;
}

.header-nav a {
  color: var(--color-text-muted);
  padding: 0.25rem 0.4rem;
  border-radius: 999px;
  transition: background 0.15s ease, color 0.15s ease;
}

.header-nav a:hover {
  background: rgba(11, 15, 20, 0.05);
  color: var(--color-text);
  text-decoration: none;
}

.hero {
  padding: 3.8rem 0 3.2rem;
  animation: hero-enter 0.8s ease-out both;
}

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

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  font-size: 0.75rem;
  margin-bottom: 0.8rem;
}

.hero-text h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4vw, 3.1rem);
  line-height: 1.1;
  margin-bottom: 0.9rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 34rem;
  margin-bottom: 1.7rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 0.8rem;
}

.hero-note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.screen-shell {
  background: #0f172a;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  width: min(420px, 100%);
  border: 1px solid rgba(15, 23, 42, 0.2);
}

.screen-top {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 0.9rem;
  background: #111827;
  color: #d1d5db;
  font-size: 0.75rem;
}

.screen-title {
  margin-left: auto;
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  display: inline-block;
}

.dot-red {
  background: #f97373;
}

.dot-amber {
  background: #facc15;
}

.dot-green {
  background: #22c55e;
}

.screen-body {
  padding: 1.4rem 1.5rem 1.6rem;
  background: linear-gradient(145deg, #0b1220 0%, #111827 100%);
  color: #f3f4f6;
}

.screen-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-bottom: 1.2rem;
}

.metric-card {
  background: rgba(255, 255, 255, 0.08);
  padding: 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.metric-card.accent {
  border-color: rgba(31, 157, 106, 0.6);
  box-shadow: inset 0 0 0 1px rgba(31, 157, 106, 0.2);
}

.metric-label {
  font-size: 0.75rem;
  color: rgba(226, 232, 240, 0.7);
  margin: 0 0 0.3rem;
}

.metric-value {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0;
}

.screen-chart {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 0.8rem;
}

.chart-bar {
  position: relative;
  font-size: 0.75rem;
  padding: 0.35rem 0.6rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.chart-bar::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(31, 157, 106, 0.6), rgba(29, 79, 134, 0.55));
  width: var(--value);
  border-radius: 999px;
  z-index: 0;
}

.chart-bar {
  color: #e2e8f0;
}

.chart-bar,
.chart-bar span {
  position: relative;
  z-index: 1;
}

.screen-footer {
  font-size: 0.7rem;
  color: rgba(226, 232, 240, 0.7);
}

.hero-overlay {
  position: absolute;
  bottom: -12px;
  right: -10px;
  background: var(--color-bg-alt);
  color: var(--color-text);
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  font-size: 0.85rem;
  max-width: 190px;
}

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: linear-gradient(135deg, rgba(29, 79, 134, 0.06), rgba(31, 157, 106, 0.05));
}

.section h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.section-intro {
  margin: 0 0 2rem;
  color: var(--color-text-muted);
}

.section-highlight {
  font-weight: 600;
  margin-top: 1rem;
}

.split-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.6rem;
  align-items: center;
}

.bullet-list {
  padding-left: 1.1rem;
  margin: 0.6rem 0 0;
  color: var(--color-text-muted);
}

.bullet-list li + li {
  margin-top: 0.35rem;
}

.problem-visual {
  display: grid;
  gap: 0.8rem;
}

.timeline-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
}

.timeline-card h3 {
  margin-top: 0;
  font-size: 1rem;
}

.timeline-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(217, 225, 234, 0.6);
  font-size: 0.9rem;
}

.timeline-row.muted {
  color: var(--color-text-muted);
}

.timeline-row:last-child {
  border-bottom: none;
}

.ghost-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.section-head {
  margin-bottom: 1.8rem;
}

.awareness-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.4rem;
}

.card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.3rem 1.3rem 1.1rem;
  border: 1px solid rgba(217, 225, 234, 0.9);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.card h3 {
  margin-top: 0;
}

.card p {
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.awareness-visual {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
  align-items: center;
  justify-items: center;
}

.browser-mockup {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.25);
  overflow: hidden;
  max-width: 520px;
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 0.9rem;
  background: linear-gradient(to right, #e5e7eb, #e2f0f5);
}

.browser-bar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #cbd5f5;
}

.browser-content {
  padding: 1.4rem 1.5rem 1.6rem;
}

.visual-caption {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  max-width: 520px;
  text-align: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.4rem;
}

.feature-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid rgba(217, 225, 234, 0.9);
  box-shadow: 0 14px 30px rgba(17, 24, 39, 0.08);
}

.feature-icon {
  font-size: 1.5rem;
  margin-bottom: 0.6rem;
}

.solution-visual {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.solution-video {
  width: min(720px, 100%);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: #0b1220;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: 0.6rem;
  color: var(--color-text-muted);
}

.check-list li::before {
  content: "✓";
  color: var(--color-accent);
  margin-right: 0.6rem;
  font-weight: 600;
}

.why-visual {
  display: grid;
  gap: 1.4rem;
  justify-items: center;
}

.privacy-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.4rem;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  text-align: left;
  width: min(320px, 100%);
}

.privacy-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.8rem;
}

.privacy-tags span {
  font-size: 0.75rem;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: rgba(29, 79, 134, 0.1);
  color: var(--color-primary-dark);
}

.lock-graphic {
  position: relative;
  width: 120px;
  height: 140px;
}

.lock-body {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 90px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(29, 79, 134, 0.8), rgba(31, 157, 106, 0.7));
  box-shadow: var(--shadow-soft);
}

.lock-shackle {
  position: absolute;
  top: 0;
  left: 50%;
  width: 70px;
  height: 70px;
  border: 8px solid rgba(29, 79, 134, 0.8);
  border-bottom: none;
  border-radius: 999px 999px 0 0;
  transform: translateX(-50%);
  background: transparent;
}

.projection-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.6rem;
}

.projection-card {
  border-radius: var(--radius-md);
  padding: 1.6rem;
  border: 1px solid rgba(217, 225, 234, 0.9);
  box-shadow: var(--shadow-soft);
  background: var(--color-bg-alt);
}

.projection-card.before {
  background: #f7f7f6;
}

.projection-card.after {
  background: rgba(31, 157, 106, 0.08);
}

.projection-card ul {
  padding-left: 1.1rem;
  color: var(--color-text-muted);
}

.section-cta {
  text-align: center;
  background: linear-gradient(135deg, #1d4f86, #1f9d6a);
  color: #f9fafb;
}

.section-cta h2 {
  color: #f9fafb;
  font-family: var(--font-display);
}

.cta-note {
  margin-top: 0.8rem;
  font-size: 0.9rem;
  color: #e5e7eb;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  border: none;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease,
    color 0.12s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 14px 30px rgba(29, 79, 134, 0.35);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(19, 52, 86, 0.4);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.8);
  color: var(--color-primary-dark);
  border: 1px solid rgba(148, 163, 184, 0.6);
}

.btn-ghost:hover {
  background: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.btn-large {
  padding: 0.9rem 1.9rem;
  font-size: 1rem;
}

.btn-small {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
}

.site-footer {
  background: #ffffff;
  border-top: 1px solid var(--color-border);
  padding: 2.2rem 0 1.2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.6rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.footer-grid h3 {
  margin-top: 0;
  font-size: 0.95rem;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 0.9rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-visible {
  opacity: 1;
  transform: translate(0, 0);
}

.reveal-delay-1 {
  transition-delay: 0.12s;
}

.reveal-delay-2 {
  transition-delay: 0.22s;
}

.reveal-delay-3 {
  transition-delay: 0.32s;
}

@media (max-width: 980px) {
  .hero-grid,
  .split-grid,
  .projection-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero {
    padding-top: 2.8rem;
  }

  .hero-visual {
    order: -1;
  }

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

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

@media (max-width: 640px) {
  .header-nav {
    display: none;
  }

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

  .container {
    width: min(100% - 2rem, 720px);
  }

  .awareness-grid,
  .feature-grid {
    grid-template-columns: minmax(0, 1fr);
  }

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

  .hero-overlay {
    position: static;
    margin-top: 1rem;
  }
}