/* ===== Reset & Base ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0a0a0f;
  --bg-alt: #111118;
  --card: #1c1c28;
  --card-border: rgba(255, 255, 255, 0.07);
  --blue: #3b82f6;
  --blue-dark: #2563eb;
  --blue-glow: rgba(59, 130, 246, 0.25);
  --text: #f1f1f5;
  --text-muted: #8b8ba0;
  --text-link: #60a5fa;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 32px rgba(0, 0, 0, 0.5);
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: opacity var(--transition);
}
a:hover {
  opacity: 0.8;
}

ul {
  list-style: none;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition:
    background var(--transition),
    box-shadow var(--transition);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo:hover {
  opacity: 0.85;
}

.nav-logo-img {
  height: 120px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: 8px;
  transition:
    color var(--transition),
    background var(--transition);
}
.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  opacity: 1;
}

.nav-links .nav-cta {
  background: var(--blue);
  color: #fff;
  padding: 7px 16px;
  border-radius: 8px;
}
.nav-links .nav-cta:hover {
  background: var(--blue-dark);
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition:
    transform 0.25s ease,
    opacity 0.25s ease;
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  padding: 120px 24px 80px;
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  padding: 13px 24px;
  border-radius: 12px;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition:
    transform var(--transition),
    box-shadow var(--transition),
    background var(--transition);
}
.btn:hover {
  transform: translateY(-2px);
  opacity: 1;
}
.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 4px 20px var(--blue-glow);
}
.btn-primary:hover {
  background: var(--blue-dark);
  color: #fff;
  box-shadow: 0 6px 28px var(--blue-glow);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.13);
  color: var(--text);
}

.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 1px solid rgba(59, 130, 246, 0.4);
}
.btn-outline:hover {
  background: rgba(59, 130, 246, 0.1);
  color: var(--blue);
}

.hero-coming-soon {
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0.7;
}

/* Phone mockup */
.hero-phone {
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-frame {
  position: relative;
  width: 260px;
  height: 540px;
  background: #1a1a2e;
  border-radius: 40px;
  border: 2px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    0 32px 80px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.04),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-frame::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
  z-index: 2;
}

.phone-screen {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 38px;
}

.phone-frame.no-image .phone-screen {
  display: none;
}

.phone-placeholder {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.phone-frame.no-image .phone-placeholder {
  display: flex;
}

/* ===== Features ===== */
.features {
  padding: 100px 0;
  background: var(--bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto;
}

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

.feature-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  transition:
    transform var(--transition),
    border-color var(--transition),
    box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Legal Sections ===== */
.legal-section {
  padding: 100px 0;
}

.legal-section.alt-bg {
  background: var(--bg-alt);
}

.legal-date {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.legal-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 40px 48px;
  max-width: 800px;
  margin: 0 auto;
}

.legal-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin: 28px 0 10px;
}
.legal-card h3:first-child {
  margin-top: 0;
}

.legal-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
  margin-bottom: 8px;
}

.legal-card ul {
  list-style: disc;
  padding-left: 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.legal-card ul li {
  margin-bottom: 4px;
}

.legal-card a {
  color: var(--text-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== Support ===== */
.support-section {
  padding: 100px 0;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 64px;
}

.support-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition:
    border-color var(--transition),
    box-shadow var(--transition);
}
.support-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.support-icon {
  font-size: 2rem;
}

.support-card h3 {
  font-size: 1rem;
  font-weight: 700;
}

.support-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  flex: 1;
}

/* ===== FAQ ===== */
.faq {
  max-width: 720px;
  margin: 0 auto;
}

.faq h3 {
  font-size: 1.4rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 28px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item:hover {
  border-color: rgba(59, 130, 246, 0.3);
}
.faq-item[open] {
  border-color: rgba(59, 130, 246, 0.4);
}

.faq-item summary {
  padding: 18px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  user-select: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--blue);
  transition: transform 0.2s;
  flex-shrink: 0;
}
.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 0 24px 18px;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.faq-item p a {
  color: var(--text-link);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 40px 0 28px;
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 28px;
}

.footer-logo-img {
  height: 28px;
  width: auto;
  display: block;
  margin-bottom: 6px;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  align-items: center;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.footer-links a:hover {
  color: var(--text);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0.6;
  text-align: center;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .support-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 64px;
  }
}

@media (max-width: 720px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 48px;
    padding-top: 100px;
  }

  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-buttons {
    justify-content: center;
  }
  .hero-phone {
    order: -1;
  }

  .phone-frame {
    width: 220px;
    height: 460px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    gap: 4px;
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    padding: 12px 16px;
    border-radius: 10px;
  }

  .features-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

  .legal-card {
    padding: 28px 24px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
  }
  .footer-links {
    gap: 6px 14px;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .btn {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }
}