/* =============================================================
   AUTOACERTO — LANDING PAGE CSS
   Light-mode premium, consistente com o tema do SaaS
   Inspirado em Stripe / Linear / Vercel (light variants)
   ============================================================= */

/* -------------------------------------------------------
   RESET & BASE
------------------------------------------------------- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #475569;
  background: #ffffff;
  overflow-x: hidden;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* -------------------------------------------------------
   CSS VARIABLES
------------------------------------------------------- */
:root {
  /* Backgrounds */
  --bg-primary: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-elevated: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #f8fafc;

  /* Text */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-accent: #0f62fe;

  /* Blue primary (from your app) */
  --blue-primary: #0f62fe;
  --blue-dark: #0047d9;
  --blue-light: #e8f1ff;
  --blue-glow: rgba(15, 98, 254, 0.08);
  --blue-gradient: linear-gradient(135deg, #0f62fe, #2b7fff);
  --blue-gradient-hover: linear-gradient(135deg, #0047d9, #0f62fe);

  /* Semantic colors */
  --green-accent: #059669;
  --green-light: #d1fae5;
  --red-accent: #dc2626;
  --red-light: #fee2e2;
  --purple-accent: #7c3aed;
  --purple-light: #ede9fe;
  --amber-accent: #d97706;
  --amber-light: #fef3c7;
  --cyan-accent: #0891b2;
  --cyan-light: #cffafe;

  /* Borders */
  --border-color: #e2e8f0;
  --border-hover: #cbd5e1;
  --border-active: rgba(15, 98, 254, 0.3);

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.06), 0 1px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.08), 0 4px 12px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.1), 0 8px 20px rgba(15, 23, 42, 0.06);
  --shadow-blue: 0 4px 16px rgba(15, 98, 254, 0.12);
  --shadow-blue-strong: 0 8px 30px rgba(15, 98, 254, 0.18);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 200ms var(--ease-smooth);
  --transition-normal: 350ms var(--ease-smooth);

  /* Layout */
  --max-width: 1200px;
  --section-padding: 100px 0;
  --nav-height: 72px;
}

/* -------------------------------------------------------
   UTILITIES
------------------------------------------------------- */
.landing-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.landing-gradient-text {
  background: var(--blue-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.landing-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--blue-primary);
  background: var(--blue-light);
  border: 1px solid rgba(15, 98, 254, 0.12);
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
}

.landing-badge svg {
  width: 14px;
  height: 14px;
}

/* -------------------------------------------------------
   ANIMATIONS
------------------------------------------------------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.landing-animate {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth);
}

.landing-animate.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.landing-animate-delay-1 { transition-delay: 100ms; }
.landing-animate-delay-2 { transition-delay: 200ms; }
.landing-animate-delay-3 { transition-delay: 300ms; }
.landing-animate-delay-4 { transition-delay: 400ms; }
.landing-animate-delay-5 { transition-delay: 500ms; }
.landing-animate-delay-6 { transition-delay: 600ms; }

/* -------------------------------------------------------
   NAVBAR
------------------------------------------------------- */
.landing-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background 0.3s ease, backdrop-filter 0.3s ease, box-shadow 0.3s ease;
}

.landing-nav.is-scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  box-shadow: 0 1px 0 var(--border-color), var(--shadow-xs);
}

.landing-nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

  /* ---- LOGO (MATCHING INDEX.HTML) ---- */
  .icone-logo {
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 10px;
    padding: 8px 10px;
    border: 1px solid rgba(191, 219, 254, 0.42);
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(248, 250, 255, 0.5));
    text-decoration: none;
  }

  .imagem-logo {
    width: 48px;
    height: 48px;
    object-fit: cover;
    object-position: center;
    display: block;
    border-radius: 8px;
  }

  .texto-logo {
    display: inline-flex;
    align-items: baseline;
    font-size: 1.18rem;
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1;
    font-family: "Inter", sans-serif;
  }

  .texto-logo-auto {
    color: #0f172a;
  }

  .texto-logo-acerto {
    color: var(--blue-primary);
  }

  /* Adjust nav logo wrapper */
  .landing-nav-logo, .landing-footer-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
  }

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

.landing-nav-links a {
  font-size: 0.875rem;
  font-weight: 450;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.landing-nav-links a:hover {
  color: var(--text-primary);
}

.landing-nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue-primary);
  border-radius: 1px;
  transition: width var(--transition-fast);
}

.landing-nav-links a:hover::after { width: 100%; }

.landing-nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.landing-btn-ghost {
  padding: 8px 18px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.landing-btn-ghost:hover {
  color: var(--text-primary);
  background: var(--bg-subtle);
}

.landing-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  background: var(--blue-primary);
  border: none;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-blue);
  cursor: pointer;
  text-decoration: none;
}

.landing-btn-primary:hover {
  background: var(--blue-dark);
  box-shadow: var(--shadow-blue-strong);
  transform: translateY(-1px);
}

.landing-btn-primary svg { width: 16px; height: 16px; }

.landing-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
}

.landing-btn-secondary:hover {
  color: var(--text-primary);
  background: var(--bg-subtle);
  border-color: var(--border-hover);
}

.landing-btn-secondary svg { width: 16px; height: 16px; }

.landing-btn-large {
  padding: 14px 32px;
  font-size: 1rem;
}

/* Mobile menu toggle */
.landing-nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  padding: 4px 0;
  cursor: pointer;
}

.landing-nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* -------------------------------------------------------
   HERO SECTION
------------------------------------------------------- */
.landing-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(15, 98, 254, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(15, 98, 254, 0.03) 0%, transparent 50%),
    var(--bg-primary);
}

.landing-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(15, 23, 42, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.25), transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,0.25), transparent 70%);
  pointer-events: none;
}

.landing-hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.landing-hero-text { max-width: 560px; }

.landing-hero-text .landing-badge {
  margin-bottom: 24px;
  animation: fadeInUp 0.6s var(--ease-smooth) both;
}

.landing-hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 20px;
  animation: fadeInUp 0.6s var(--ease-smooth) 0.1s both;
}

.landing-hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 480px;
  animation: fadeInUp 0.6s var(--ease-smooth) 0.2s both;
}

.landing-hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: fadeInUp 0.6s var(--ease-smooth) 0.3s both;
}

.landing-hero-trust {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  animation: fadeInUp 0.6s var(--ease-smooth) 0.4s both;
}

.landing-hero-trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.landing-hero-trust-item svg {
  width: 16px;
  height: 16px;
  color: var(--green-accent);
}

.landing-hero-visual {
  position: relative;
  animation: fadeInUp 0.8s var(--ease-smooth) 0.3s both;
}

.landing-hero-mockup-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

.landing-hero-mockup {
  width: 100%;
  display: block;
  border-radius: var(--radius-xl);
}

.landing-hero-mockup-glow {
  position: absolute;
  bottom: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(15, 98, 254, 0.06), transparent 70%);
  pointer-events: none;
  filter: blur(40px);
}

/* -------------------------------------------------------
   SECTION COMMON
------------------------------------------------------- */
.landing-section {
  padding: var(--section-padding);
  position: relative;
}

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

.landing-section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

.landing-section-header .landing-badge { margin-bottom: 16px; }

.landing-section-title {
  font-size: 2.5rem;
  font-weight: 750;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.landing-section-subtitle {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* -------------------------------------------------------
   PROBLEM SECTION
------------------------------------------------------- */
.landing-problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.landing-problem-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.landing-problem-card:hover {
  border-color: rgba(220, 38, 38, 0.2);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.landing-problem-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--red-light);
  color: var(--red-accent);
  margin-bottom: 20px;
}

.landing-problem-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-problem-card h3 {
  font-size: 1.125rem;
  font-weight: 650;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.3;
}

.landing-problem-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* -------------------------------------------------------
   SOLUTION SECTION
------------------------------------------------------- */
.landing-solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.landing-solution-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.landing-solution-card:hover {
  border-color: rgba(5, 150, 105, 0.2);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.landing-solution-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--green-light);
  color: var(--green-accent);
  margin-bottom: 20px;
}

.landing-solution-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-solution-card h3 {
  font-size: 1.125rem;
  font-weight: 650;
  color: var(--text-primary);
  margin-bottom: 10px;
  line-height: 1.3;
}

.landing-solution-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* -------------------------------------------------------
   BENEFITS SECTION
------------------------------------------------------- */
.landing-benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.landing-benefit-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.landing-benefit-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--blue-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.landing-benefit-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.landing-benefit-card:hover::before { opacity: 1; }

.landing-benefit-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--blue-light);
  color: var(--blue-primary);
  margin-bottom: 18px;
}

.landing-benefit-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-benefit-card h3 {
  font-size: 1.0625rem;
  font-weight: 650;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.landing-benefit-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* -------------------------------------------------------
   FEATURES SECTION
------------------------------------------------------- */
.landing-features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.landing-feature-card {
  padding: 28px 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.landing-feature-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.landing-feature-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--blue-light);
  color: var(--blue-primary);
}

.landing-feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-feature-card h3 {
  font-size: 1rem;
  font-weight: 650;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.landing-feature-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* Icon color variants */
.landing-feature-icon.green { background: var(--green-light); color: var(--green-accent); }
.landing-feature-icon.purple { background: var(--purple-light); color: var(--purple-accent); }
.landing-feature-icon.amber { background: var(--amber-light); color: var(--amber-accent); }
.landing-feature-icon.red { background: var(--red-light); color: var(--red-accent); }
.landing-feature-icon.cyan { background: var(--cyan-light); color: var(--cyan-accent); }

/* -------------------------------------------------------
   DEMO SECTION
------------------------------------------------------- */
.landing-demo-visual {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

.landing-demo-visual img {
  width: 100%;
  display: block;
}

.landing-demo-glow {
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 80px;
  background: radial-gradient(ellipse, rgba(15, 98, 254, 0.08), transparent 70%);
  filter: blur(30px);
  pointer-events: none;
}

/* -------------------------------------------------------
   BEFORE/AFTER SECTION
------------------------------------------------------- */
.landing-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.landing-comparison-col {
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.landing-comparison-col.before {
  background: #fef2f2;
  border-color: rgba(220, 38, 38, 0.15);
}

.landing-comparison-col.after {
  background: #ecfdf5;
  border-color: rgba(5, 150, 105, 0.15);
}

.landing-comparison-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
}

.before .landing-comparison-label { background: var(--red-light); color: var(--red-accent); }
.after .landing-comparison-label { background: var(--green-light); color: var(--green-accent); }

.landing-comparison-col h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.landing-comparison-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.landing-comparison-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.landing-comparison-list li svg {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin-top: 2px;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.before .landing-comparison-list li svg { stroke: var(--red-accent); }
.after .landing-comparison-list li svg { stroke: var(--green-accent); }

/* -------------------------------------------------------
   DIFFERENTIALS SECTION
------------------------------------------------------- */
.landing-differentials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.landing-differential-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.landing-differential-card:hover {
  border-color: var(--border-active);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.landing-differential-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--blue-light);
  color: var(--blue-primary);
  margin: 0 auto 20px;
}

.landing-differential-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-differential-card h3 {
  font-size: 1.0625rem;
  font-weight: 650;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.landing-differential-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* -------------------------------------------------------
   SOCIAL PROOF SECTION
------------------------------------------------------- */
.landing-testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.landing-testimonial-card {
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xs);
}

.landing-testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.landing-testimonial-stars {
  display: flex;
  gap: 4px;
  color: var(--amber-accent);
}

.landing-testimonial-stars svg { width: 16px; height: 16px; fill: currentColor; }

.landing-testimonial-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-style: italic;
  flex: 1;
}

.landing-testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.landing-testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--blue-light);
  color: var(--blue-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
}

.landing-testimonial-info strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.landing-testimonial-info span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* -------------------------------------------------------
   PRICING SECTION
------------------------------------------------------- */
.landing-pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.landing-pricing-card {
  padding: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  box-shadow: var(--shadow-xs);
}

.landing-pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.landing-pricing-card.featured {
  border-color: var(--blue-primary);
  box-shadow: var(--shadow-blue);
}

.landing-pricing-card.featured:hover {
  box-shadow: var(--shadow-blue-strong);
}

.landing-pricing-popular {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  background: var(--blue-primary);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.landing-pricing-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.landing-pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}

.landing-pricing-currency {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.landing-pricing-value {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  line-height: 1;
}

.landing-pricing-period {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.landing-pricing-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}

.landing-pricing-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex: 1;
}

.landing-pricing-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.landing-pricing-feature svg {
  width: 16px;
  height: 16px;
  min-width: 16px;
  stroke: var(--green-accent);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-pricing-card .landing-btn-primary,
.landing-pricing-card .landing-btn-secondary {
  width: 100%;
  justify-content: center;
}

/* -------------------------------------------------------
   FAQ SECTION
------------------------------------------------------- */
.landing-faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.landing-faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
  background: var(--bg-card);
}

.landing-faq-item.is-open {
  border-color: var(--border-active);
}

.landing-faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  background: transparent;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.landing-faq-question:hover { background: var(--bg-subtle); }

.landing-faq-question svg {
  width: 20px;
  height: 20px;
  min-width: 20px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  transition: transform var(--transition-fast);
}

.landing-faq-item.is-open .landing-faq-question svg {
  transform: rotate(45deg);
}

.landing-faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-smooth);
}

.landing-faq-answer-inner {
  padding: 0 24px 20px;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* -------------------------------------------------------
   GUARANTEE SECTION
------------------------------------------------------- */
.landing-guarantee-box {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.landing-guarantee-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--blue-primary);
}

.landing-guarantee-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border-radius: var(--radius-lg);
  background: var(--green-light);
  color: var(--green-accent);
}

.landing-guarantee-icon svg {
  width: 32px;
  height: 32px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.landing-guarantee-box h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.landing-guarantee-box p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 520px;
  margin: 0 auto;
}

.landing-guarantee-badges {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.landing-guarantee-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.landing-guarantee-badge svg {
  width: 16px;
  height: 16px;
  stroke: var(--text-muted);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* -------------------------------------------------------
   FINAL CTA SECTION
------------------------------------------------------- */
.landing-final-cta {
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse at center, rgba(15, 98, 254, 0.04), transparent 60%),
    var(--bg-subtle);
}

.landing-final-cta-content { position: relative; z-index: 2; }

.landing-final-cta h2 {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--text-primary);
  margin-bottom: 16px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.landing-final-cta p {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.landing-final-cta-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* -------------------------------------------------------
   TRUST BAR
------------------------------------------------------- */
.landing-trust-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-subtle);
}

.landing-trust-items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.landing-trust-items .landing-hero-trust-item {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.landing-trust-items .landing-hero-trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
}

/* -------------------------------------------------------
   FOOTER
------------------------------------------------------- */
.landing-footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--border-color);
}

.landing-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}



.landing-footer-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.landing-footer-links a {
  font-size: 0.8125rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.landing-footer-links a:hover { color: var(--text-secondary); }

.landing-footer-copy {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* -------------------------------------------------------
   RESPONSIVE
------------------------------------------------------- */
@media (max-width: 1024px) {
  :root { --section-padding: 80px 0; }

  .landing-hero-content {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .landing-hero-text { max-width: 100%; }
  .landing-hero-subtitle { max-width: 100%; margin-left: auto; margin-right: auto; }
  .landing-hero-actions { justify-content: center; }
  .landing-hero-trust { justify-content: center; }
  .landing-hero-title { font-size: 2.75rem; }
  .landing-section-title { font-size: 2rem; }

  .landing-problems-grid,
  .landing-solution-grid,
  .landing-benefits-grid,
  .landing-differentials-grid,
  .landing-testimonials-grid,
  .landing-pricing-grid {
    grid-template-columns: 1fr 1fr;
  }

  .landing-features-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --section-padding: 64px 0; --nav-height: 64px; }

  .landing-nav-links { display: none; }
  .landing-nav-toggle { display: flex; }

  .landing-nav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
  }

  .landing-hero { min-height: auto; padding: 120px 0 64px; }
  .landing-hero-title { font-size: 2.125rem; }
  .landing-hero-subtitle { font-size: 1rem; }
  .landing-section-title { font-size: 1.75rem; }
  .landing-section-subtitle { font-size: 0.9375rem; }

  .landing-problems-grid,
  .landing-solution-grid,
  .landing-benefits-grid,
  .landing-differentials-grid,
  .landing-testimonials-grid,
  .landing-pricing-grid,
  .landing-features-grid,
  .landing-comparison {
    grid-template-columns: 1fr;
  }

  .landing-final-cta h2 { font-size: 2rem; }
  .landing-guarantee-box { padding: 32px 24px; }
  .landing-footer-inner { flex-direction: column; text-align: center; }
  .landing-footer-links { flex-wrap: wrap; justify-content: center; }
}

@media (max-width: 480px) {
  .landing-hero-title { font-size: 1.75rem; }
  .landing-hero-trust { flex-direction: column; gap: 8px; }
  .landing-pricing-value { font-size: 2.25rem; }
  .landing-guarantee-badges { flex-direction: column; align-items: center; }
}