/* ============================================
   INRUE — Design System & Styles
   ============================================ */

/* === CSS Variables === */
:root {
  /* Greens */
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-300: #86efac;
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;
  --green-800: #166534;
  --green-900: #14532d;
  --green-950: #052e16;

  /* Neutrals */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --gray-950: #020617;

  /* Semantic */
  --primary: var(--green-600);
  --primary-light: var(--green-400);
  --primary-dark: var(--green-800);
  --primary-glow: rgba(22, 163, 74, 0.3);
  --bg: #050d09;
  --bg-secondary: #0a1a10;
  --bg-card: rgba(15, 40, 25, 0.6);
  --bg-card-hover: rgba(20, 55, 35, 0.8);
  --text: #f0fdf4;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: rgba(34, 197, 94, 0.12);
  --border-hover: rgba(34, 197, 94, 0.25);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --section-padding: 120px;
  --container-max: 1200px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 100px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul { list-style: none; }
img { max-width: 100%; display: block; }

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

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.highlight {
  color: var(--green-400);
}

.highlight-gradient {
  background: linear-gradient(135deg, var(--green-400), var(--green-300), #6ee7b7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--green-400);
  margin-bottom: 16px;
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  background: rgba(22, 163, 74, 0.08);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

/* === Animations === */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  color: white;
  box-shadow: 0 4px 20px var(--primary-glow), 0 0 0 0 var(--primary-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--green-500), var(--green-400));
  box-shadow: 0 8px 30px var(--primary-glow), 0 0 0 4px rgba(22, 163, 74, 0.1);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  border-color: var(--border-hover);
  background: rgba(22, 163, 74, 0.06);
}

.btn-outline {
  background: transparent;
  color: var(--green-400);
  border: 1.5px solid var(--green-600);
}

.btn-outline:hover {
  background: rgba(22, 163, 74, 0.1);
  border-color: var(--green-400);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* ==============================
   NAVBAR
   ============================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(5, 13, 9, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
}

.logo-icon {
  color: var(--green-400);
  font-size: 1.6rem;
}

.logo-text {
  background: linear-gradient(135deg, var(--green-300), var(--green-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green-400);
  transition: width var(--transition-base);
  border-radius: 2px;
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ==============================
   HERO
   ============================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  overflow: hidden;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.4;
}

.shape-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--green-900), transparent);
  top: -200px;
  right: -200px;
  animation: float 20s ease-in-out infinite;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--green-800), transparent);
  bottom: -100px;
  left: -100px;
  animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(34, 197, 94, 0.15), transparent);
  top: 40%;
  left: 50%;
  animation: float 18s ease-in-out infinite 5s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  background: rgba(22, 163, 74, 0.1);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--green-300);
  margin-bottom: 32px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green-400);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--primary-glow); }
  50% { opacity: 0.7; box-shadow: 0 0 0 8px transparent; }
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.2rem);
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--green-400);
}

.stat-suffix {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green-400);
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ==============================
   SECTIONS (shared)
   ============================== */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

/* ==============================
   PROBLEM
   ============================== */
.section-problem {
  background: var(--bg-secondary);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.problem-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.problem-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(22, 163, 74, 0.1);
  color: var(--green-400);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.problem-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

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

.solution-card {
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--green-500), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.solution-card:hover::before {
  opacity: 1;
}

.solution-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.solution-card.featured {
  border-color: var(--green-600);
  background: linear-gradient(135deg, rgba(22, 163, 74, 0.1), rgba(5, 46, 22, 0.4));
}

.solution-card.featured::before {
  opacity: 1;
  background: linear-gradient(90deg, var(--green-400), var(--green-500), var(--green-400));
}

.solution-card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(22, 163, 74, 0.12);
  color: var(--green-400);
  margin-bottom: 24px;
}

.solution-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.solution-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.solution-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  background: rgba(22, 163, 74, 0.15);
  color: var(--green-300);
  font-size: 0.8rem;
  font-weight: 600;
}

/* ==============================
   HOW IT WORKS
   ============================== */
.section-how {
  background: var(--bg-secondary);
}

.steps-timeline {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.step {
  text-align: center;
  flex: 1;
  max-width: 300px;
}

.step-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(22, 163, 74, 0.15);
  line-height: 1;
  margin-bottom: 16px;
}

.step-content {
  padding: 0 20px;
}

.step-icon-wrapper {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(22, 163, 74, 0.15), rgba(22, 163, 74, 0.05));
  border: 1px solid var(--border);
  color: var(--green-400);
  margin: 0 auto 20px;
}

.step h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
}

.step p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.step-connector {
  display: flex;
  align-items: center;
  padding-top: 90px;
  color: var(--green-600);
  opacity: 0.4;
}

/* ==============================
   ADVANTAGES
   ============================== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.advantage-card {
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.advantage-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.advantage-icon-wrap {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(22, 163, 74, 0.1);
  color: var(--green-400);
  margin-bottom: 18px;
}

.advantage-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.advantage-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ==============================
   AUDIENCE
   ============================== */
.section-audience {
  background: var(--bg-secondary);
}

.audience-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.audience-content .section-title {
  text-align: left;
}

.audience-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
}

.audience-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.audience-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text);
}

.audience-list svg {
  color: var(--green-400);
  flex-shrink: 0;
}

.audience-visual {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.audience-card-stack {
  position: relative;
  width: 100%;
  max-width: 360px;
}

.audience-floating-card {
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  position: relative;
}

.audience-floating-card:hover {
  transform: translateX(8px);
  border-color: var(--border-hover);
}

.floating-icon {
  font-size: 1.6rem;
  margin-bottom: 6px;
}

.audience-floating-card span {
  display: block;
  font-weight: 600;
  font-size: 1rem;
}

.audience-floating-card small {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.card-1 {
  margin-bottom: 16px;
  animation: slideCard 6s ease-in-out infinite;
}

.card-2 {
  margin-left: 40px;
  margin-bottom: 16px;
  animation: slideCard 6s ease-in-out infinite 2s;
}

.card-3 {
  margin-left: 80px;
  animation: slideCard 6s ease-in-out infinite 4s;
}

@keyframes slideCard {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(10px); }
}

/* ==============================
   PARTNERS
   ============================== */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.partner-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: all var(--transition-base);
}

.partner-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.partner-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.partner-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.partner-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.7;
}

/* ==============================
   PRICING
   ============================== */
.section-pricing {
  background: var(--bg-secondary);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  padding: 48px 40px;
  border-radius: var(--radius-xl);
  background: var(--bg-card);
  border: 1px solid var(--border);
  position: relative;
  transition: all var(--transition-base);
}

.pricing-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.pricing-pro {
  border-color: var(--green-600);
  background: linear-gradient(180deg, rgba(22, 163, 74, 0.12), var(--bg-card));
}

.pricing-popular {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 20px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  color: white;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
}

.pricing-label {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.price-amount {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text);
}

.pricing-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin: 16px 0 28px;
  line-height: 1.6;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text);
}

.pricing-features svg {
  color: var(--green-400);
  flex-shrink: 0;
}

/* ==============================
   CTA
   ============================== */
.section-cta {
  padding: 100px 0 120px;
}

.cta-wrapper {
  position: relative;
  text-align: center;
  padding: 80px 60px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(22, 163, 74, 0.1), rgba(5, 46, 22, 0.5));
  border: 1px solid var(--border);
  overflow: hidden;
}

.cta-bg-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22, 163, 74, 0.15), transparent 70%);
  pointer-events: none;
}

.cta-wrapper h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 16px;
  position: relative;
}

.cta-wrapper p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 500px;
  margin: 0 auto 40px;
  position: relative;
}

.cta-form {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
}

.cta-input-group {
  display: flex;
  gap: 8px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 6px;
}

.cta-input-group input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 20px;
}

.cta-input-group input::placeholder {
  color: var(--text-muted);
}

.cta-legal {
  display: block;
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 0.8rem;
  position: relative;
}

/* ==============================
   FOOTER
   ============================== */
.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 16px;
  line-height: 1.6;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--text);
}

.footer-col li {
  margin-bottom: 12px;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--green-400);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

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

.footer-socials {
  display: flex;
  gap: 16px;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.footer-socials a:hover {
  color: var(--green-400);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

/* ==============================
   RESPONSIVE
   ============================== */
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .hamburger { display: flex; }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(5, 13, 9, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    justify-content: center;
    align-items: center;
    gap: 32px;
    z-index: 999;
  }

  .nav-links.active a {
    font-size: 1.3rem;
    color: var(--text);
  }

  .problem-grid,
  .solution-grid,
  .advantages-grid {
    grid-template-columns: 1fr;
  }

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

  .audience-wrapper {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .steps-timeline {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }

  .step-connector {
    padding-top: 0;
    transform: rotate(90deg);
  }

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

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

@media (max-width: 640px) {
  :root {
    --section-padding: 80px;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .cta-input-group {
    flex-direction: column;
    border-radius: var(--radius-lg);
  }

  .cta-input-group .btn {
    border-radius: var(--radius-full);
    justify-content: center;
  }

  .cta-wrapper {
    padding: 48px 24px;
  }

  .audience-content .section-title {
    text-align: center;
  }

  .audience-content {
    text-align: center;
  }

  .audience-list {
    align-items: center;
  }

  .audience-card-stack {
    max-width: 280px;
  }

  .card-2 { margin-left: 20px; }
  .card-3 { margin-left: 40px; }
}