/* ============================================================
   SocialFlow — Premium Landing Page Stylesheet
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-landing:      #08080C;
  --bg-card-landing: rgba(18, 18, 26, 0.65);
  --border-landing:  rgba(255, 255, 255, 0.08);
  --border-glow:     rgba(108, 99, 255, 0.2);
  --accent-landing:  #6C63FF;
  --accent-glow:     rgba(108, 99, 255, 0.4);
  --cyan-landing:    #38BDF8;
  --text-title:      #FFFFFF;
  --text-desc:       #9E9EB6;
  --font-title:      'Outfit', sans-serif;
  --font-body:       'Inter', sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Base Styling ────────────────────────────────────────── */
body.landing-page {
  font-family: var(--font-body);
  background-color: var(--bg-landing);
  color: var(--text-desc);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ── Background Orbs ──────────────────────────────────────── */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}
.orb-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(108,99,255,0.2) 0%, rgba(0,0,0,0) 70%);
  top: -150px;
  left: -150px;
}
.orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(56,189,248,0.15) 0%, rgba(0,0,0,0) 70%);
  top: 40%;
  right: -100px;
}
.orb-3 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(192,132,252,0.12) 0%, rgba(0,0,0,0) 70%);
  bottom: -200px;
  left: 20%;
}

/* ── Containers ──────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* ── Navigation ──────────────────────────────────────────── */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-landing);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-title);
  font-weight: 800;
  font-size: 22px;
  color: var(--text-title);
}
.logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-landing), var(--cyan-landing));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
}
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-link {
  color: var(--text-desc);
  font-weight: 500;
  font-size: 14.5px;
  transition: var(--transition-fast);
}
.nav-link:hover {
  color: var(--text-title);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn-landing {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition-slow);
  cursor: pointer;
  border: none;
}
.btn-landing-primary {
  background: linear-gradient(135deg, var(--accent-landing), #574AE2);
  color: white;
  box-shadow: 0 4px 20px rgba(108, 99, 255, 0.4);
}
.btn-landing-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 26px rgba(108, 99, 255, 0.6);
}
.btn-landing-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-title);
  border: 1px solid var(--border-landing);
}
.btn-landing-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}
.btn-landing-accent {
  background: linear-gradient(135deg, var(--cyan-landing), #0284C7);
  color: white;
  box-shadow: 0 4px 20px rgba(56, 189, 248, 0.3);
}
.btn-landing-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 26px rgba(56, 189, 248, 0.5);
}

/* ── Hero Section ────────────────────────────────────────── */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}
.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(108, 99, 255, 0.1);
  border: 1px solid rgba(108, 99, 255, 0.2);
  border-radius: 99px;
  padding: 6px 16px;
  color: #B4B0FF;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero-title {
  font-family: var(--font-title);
  font-size: 56px;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-title);
  max-width: 900px;
  margin: 0 auto 20px;
}
.hero-title span {
  background: linear-gradient(135deg, #A78BFA, #38BDF8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-desc {
  font-size: 18px;
  max-width: 680px;
  margin: 0 auto 36px;
  color: var(--text-desc);
}
.hero-ctas {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 70px;
}

/* ── Hero Mockup ─────────────────────────────────────────── */
.hero-mockup-wrap {
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  border: 1px solid var(--border-landing);
  padding: 12px;
  box-shadow: 0 30px 60px rgba(0,0,0,0.8);
  max-width: 960px;
  margin: 0 auto;
  position: relative;
}
.hero-mockup {
  border-radius: 12px;
  overflow: hidden;
  background: #0E0E14;
  border: 1px solid rgba(255, 255, 255, 0.05);
}
.mockup-header {
  height: 40px;
  background: #14141F;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
}
.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.mockup-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

/* ── Interactive Simulator ───────────────────────────────── */
.simulator {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-landing);
  border-radius: 16px;
  padding: 36px;
  margin-top: 10px;
}
.sim-platform-card {
  background: var(--bg-card-landing);
  border: 1px solid var(--border-landing);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.sim-lines {
  position: relative;
  width: 140px;
  height: 100%;
}
.sim-flow-line {
  height: 2px;
  background: linear-gradient(90deg, var(--accent-landing), var(--cyan-landing));
  position: relative;
  overflow: hidden;
}
.sim-flow-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: -50px;
  width: 40px;
  height: 100%;
  background: linear-gradient(90deg, transparent, #FFF, transparent);
  animation: pulseFlow 2s infinite linear;
}

@keyframes pulseFlow {
  0% { left: -50px; }
  100% { left: 150px; }
}

/* ── Platform Connection Node Grid ──────────────────────── */
.nodes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 30px;
}
.node-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border-landing);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text-title);
  transition: var(--transition-slow);
}
.node-card:hover {
  background: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

/* ── Section Structure ───────────────────────────────────── */
.section {
  padding: 100px 0;
}
.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 60px;
}
.section-tag {
  font-family: var(--font-title);
  color: var(--accent-landing);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 12px;
  margin-bottom: 12px;
  display: block;
}
.section-title {
  font-family: var(--font-title);
  font-size: 38px;
  font-weight: 800;
  color: var(--text-title);
  line-height: 1.25;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 15px;
}

/* ── Features Card Grid ──────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-card-landing);
  border: 1px solid var(--border-landing);
  border-radius: 16px;
  padding: 32px;
  transition: var(--transition-slow);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-landing), var(--cyan-landing));
  opacity: 0;
  transition: opacity 0.3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(108, 99, 255, 0.25);
  box-shadow: 0 10px 30px rgba(108, 99, 255, 0.05);
}
.feature-card:hover::before {
  opacity: 1;
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(108,99,255,0.08);
  border: 1px solid rgba(108,99,255,0.15);
  color: var(--accent-landing);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 24px;
}
.feature-title {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 12px;
}
.feature-desc {
  font-size: 14px;
  line-height: 1.6;
}

/* ── How It Works (Steps) ────────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}
.step-item {
  position: relative;
}
.step-number {
  font-family: var(--font-title);
  font-size: 72px;
  font-weight: 900;
  background: linear-gradient(180deg, rgba(108,99,255,0.15) 0%, rgba(0,0,0,0) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
  position: absolute;
  top: -45px;
  left: 0;
  z-index: -1;
}
.step-title {
  font-family: var(--font-title);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 12px;
  margin-top: 10px;
}
.step-desc {
  font-size: 14px;
  line-height: 1.6;
}

/* ── Pricing Section ─────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  align-items: stretch;
}
.pricing-card {
  background: var(--bg-card-landing);
  border: 1px solid var(--border-landing);
  border-radius: 16px;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  transition: var(--transition-slow);
  backdrop-filter: blur(12px);
  position: relative;
}
.pricing-card.popular {
  border-color: var(--accent-landing);
  box-shadow: 0 10px 40px rgba(108,99,255,0.12);
}
.pricing-card.popular::after {
  content: 'MOST POPULAR';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-landing);
  color: white;
  font-size: 10.5px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 99px;
  letter-spacing: 1px;
}
.pricing-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255,255,255,0.15);
}
.pricing-name {
  font-family: var(--font-title);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 8px;
}
.pricing-price {
  font-family: var(--font-title);
  font-size: 36px;
  font-weight: 800;
  color: var(--text-title);
  margin-bottom: 20px;
  line-height: 1;
}
.pricing-price span {
  font-size: 14px;
  color: var(--text-desc);
  font-weight: 500;
}
.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  margin-top: 20px;
  flex: 1;
}
.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
}
.pricing-feature i {
  color: var(--cyan-landing);
  font-size: 16px;
  margin-top: 2px;
}
.pricing-feature.disabled {
  color: var(--text-desc);
  opacity: 0.55;
}
.pricing-feature.disabled i {
  color: var(--text-desc);
}

/* ── CTA Banner ──────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.08) 0%, rgba(56, 189, 248, 0.02) 100%);
  border: 1px solid var(--border-landing);
  border-radius: 24px;
  padding: 80px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner-title {
  font-family: var(--font-title);
  font-size: 42px;
  font-weight: 800;
  color: var(--text-title);
  margin-bottom: 16px;
}
.cta-banner-desc {
  font-size: 16px;
  max-width: 580px;
  margin: 0 auto 32px;
}

/* ── Footer ──────────────────────────────────────────────── */
.footer-landing {
  border-top: 1px solid var(--border-landing);
  padding: 60px 0 40px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand-desc {
  font-size: 13.5px;
  margin-top: 16px;
  max-width: 320px;
}
.footer-title {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--text-title);
  margin-bottom: 20px;
  font-size: 15px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-link {
  font-size: 13.5px;
  color: var(--text-desc);
  transition: var(--transition-fast);
}
.footer-link:hover {
  color: var(--text-title);
}
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 30px;
  font-size: 13px;
}

/* ── Responsive Styling ──────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-title { font-size: 46px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
}

@media (max-width: 768px) {
  .navbar { padding: 15px 0; }
  .nav-links { display: none; }
  .hero { padding: 60px 0 40px; }
  .hero-title { font-size: 36px; }
  .hero-desc { font-size: 15px; }
  .features-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 48px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .simulator { grid-template-columns: 1fr; gap: 20px; text-align: center; }
  .sim-lines { width: 100%; height: 40px; display: flex; align-items: center; justify-content: center; }
  .sim-flow-line { width: 2px; height: 40px; background: linear-gradient(180deg, var(--accent-landing), var(--cyan-landing)); }
  .nodes-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .cta-banner-title { font-size: 32px; }
}