/* ==========================================================================
   GrowithAI - Main Layout & Page Styling
   ========================================================================== */

/* ── Header & Navbar ───────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--header-border);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--color-text-title);
}

.brand-logo-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

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

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-body);
  transition: color var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--color-text-body);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: all var(--transition-fast);
}

.nav-icon-link:hover {
  color: var(--color-text-title);
  border-color: var(--color-border-hover);
  transform: scale(1.04);
}

.mobile-menu-btn {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  color: var(--color-text-title);
  align-items: center;
  justify-content: center;
}

/* ── Hero Section ──────────────────────────────────────── */
.hero-section {
  padding-top: 64px;
  padding-bottom: 84px;
  position: relative;
  overflow: visible;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: -60px;
  left: -80px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(209, 91, 88, 0.12) 0%, rgba(209, 91, 88, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-section::after {
  content: "";
  position: absolute;
  top: 20px;
  right: -40px;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(62, 155, 142, 0.1) 0%, rgba(62, 155, 142, 0) 70%);
  pointer-events: none;
  z-index: 0;
}

[data-theme="dark"] .hero-section::before {
  background: radial-gradient(circle, rgba(224, 105, 103, 0.1) 0%, rgba(224, 105, 103, 0) 70%);
}

[data-theme="dark"] .hero-section::after {
  background: radial-gradient(circle, rgba(78, 197, 181, 0.08) 0%, rgba(78, 197, 181, 0) 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

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

.hero-title {
  font-size: clamp(2.4rem, 4.4vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.08;
  color: var(--color-text-title);
  margin-bottom: 20px;
}

.text-accent {
  color: var(--color-primary);
}

.hero-subtitle {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--color-text-body);
  max-width: 520px;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 44px;
}

.hero-integrations {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 4px;
}

.integrations-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.integrations-pills {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
}

.tool-pill {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--color-text-body);
  opacity: 0.82;
  transition: opacity var(--transition-fast);
}

[data-theme="dark"] .tool-pill {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--color-text-muted);
}

/* Hero Graphic */
.hero-graphic {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-hub-img {
  width: 100%;
  max-width: 540px;
  height: auto;
  filter: drop-shadow(0 14px 36px rgba(35, 15, 18, 0.08));
  transition: all var(--transition-slow);
}

[data-theme="dark"] .hero-hub-img {
  filter: drop-shadow(0 14px 44px rgba(0, 0, 0, 0.6)) brightness(0.95);
}

/* ── Section Alt Surface Wave (The Outcome, How It Works, FAQ) ─ */
.section-alt {
  background-color: var(--color-bg-alt);
  position: relative;
  transition: background-color 0.3s ease;
}

.section-padding {
  padding-top: 96px;
  padding-bottom: 96px;
}

/* ── Outcome Grid ──────────────────────────────────────── */
.outcome-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ── Solutions Grid ────────────────────────────────────── */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ── Footer ────────────────────────────────────────────── */
.site-footer {
  background-color: var(--color-footer-bg);
  border-top: 1px solid var(--color-border);
  padding-top: 72px;
  padding-bottom: 48px;
  font-size: 0.88rem;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 380px;
}

.footer-tagline {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-title);
}

.footer-security-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.footer-security-note svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-primary);
}

.footer-nav-col h4 {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-subtle);
  margin-bottom: 18px;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav-list a {
  color: var(--color-text-body);
  transition: color var(--transition-fast);
}

.footer-nav-list a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-text-subtle);
}

/* ── Responsive Breakpoints ────────────────────────────── */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-graphic {
    order: -1;
  }

  .outcome-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .booking-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .booking-section-wrap {
    padding: 40px 28px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

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

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

  .process-steps-track {
    grid-template-columns: 1fr;
  }

  .platform-cols {
    grid-template-columns: 1fr;
    gap: 28px;
  }

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

  .solutions-filters {
    overflow-x: auto;
    max-width: 100%;
  }

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