/* ==========================================================================
   OPERYA ERP - LANDING PAGE DESIGN SYSTEM
   Modern, Sleek, Dark High-Contrast with Vibrant Gradients & Micro-Interactions
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #07090e;
  --bg-surface: #0f1422;
  --bg-card: rgba(18, 24, 38, 0.7);
  --bg-card-hover: rgba(26, 35, 56, 0.85);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-bright: rgba(99, 102, 241, 0.35);
  --border-glow: rgba(56, 189, 248, 0.4);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  /* Brand Accents */
  --primary: #4f46e5;
  --primary-light: #6366f1;
  --primary-glow: rgba(99, 102, 241, 0.35);

  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-purple: #8b5cf6;
  --accent-amber: #f59e0b;

  --gradient-brand: linear-gradient(135deg, #38bdf8 0%, #6366f1 50%, #a855f7 100%);
  --gradient-glow: radial-gradient(circle at 50% 30%, rgba(99, 102, 241, 0.18) 0%, rgba(6, 182, 212, 0.06) 45%, transparent 70%);
  --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);

  /* Layout & Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px -10px rgba(99, 102, 241, 0.45);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  position: relative;
  overflow-x: hidden;
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(99, 102, 241, 0.25), transparent),
    radial-gradient(circle at 85% 30%, rgba(6, 182, 212, 0.12), transparent 40%),
    radial-gradient(circle at 15% 70%, rgba(168, 85, 247, 0.1), transparent 40%);
  background-attachment: fixed;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Utilities */
.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #c7d2fe;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 20px;
}

.badge-tag .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Header & Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(7, 9, 14, 0.75);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.3s ease;
}

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

.brand-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: opacity 0.2s;
  flex-shrink: 0;
}

.brand-logo:hover {
  opacity: 0.9;
}

.operya-official-logo {
  width: 168px;
  height: 48px;
  display: block;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  border: none;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 20px var(--primary-glow);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(99, 102, 241, 0.55);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
}

.btn-ghost:hover {
  color: var(--text-main);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1.05rem;
}

/* Hero Section */
.hero-section {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  max-width: 950px;
  margin: 0 auto 24px;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 40px;
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
  padding-top: 40px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.stat-item p {
  color: var(--text-dim);
  font-size: 0.88rem;
  font-weight: 500;
}

/* Interactive Dashboard Preview Mockup */
.preview-wrapper {
  margin-top: 60px;
  position: relative;
}

.preview-wrapper::before {
  content: '';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 250px;
  background: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.35), transparent 70%);
  filter: blur(50px);
  z-index: -1;
}

.preview-frame {
  background: var(--bg-surface);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 60px -15px var(--primary-glow);
}

.preview-header {
  height: 44px;
  background: #0b0f1a;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  padding: 0 18px;
  gap: 8px;
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background-color: #ef4444; }
.dot-yellow { background-color: #f59e0b; }
.dot-green { background-color: #10b981; }

.preview-search-bar {
  margin-left: 20px;
  height: 24px;
  width: 280px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 4px;
  display: flex;
  align-items: center;
  padding: 0 10px;
  color: var(--text-dim);
  font-size: 0.75rem;
}

/* Mockup Content Layout */
.mockup-body {
  display: grid;
  grid-template-columns: 240px 1fr;
  height: 520px;
  background: #0b101d;
}

.mockup-sidebar {
  background: #080c16;
  border-right: 1px solid var(--border-subtle);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mockup-tenant-pill {
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid var(--border-bright);
  padding: 8px 12px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.mockup-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 6px;
  color: var(--text-dim);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.mockup-nav-item.active {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border-left: 2px solid var(--primary-light);
}

.mockup-main {
  padding: 24px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mockup-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.kpi-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 14px 18px;
}

.kpi-card span {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-card h4 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 4px;
}

.kpi-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-emerald);
  margin-top: 6px;
}

.mockup-table-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 18px;
  flex: 1;
}

.table-header-mock {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.table-header-mock h5 {
  font-size: 0.95rem;
  font-weight: 600;
}

.mock-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.mock-table th {
  text-align: left;
  padding: 8px 10px;
  color: var(--text-dim);
  font-weight: 600;
  border-bottom: 1px solid var(--border-subtle);
}

.mock-table td {
  padding: 12px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
}

.status-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 600;
}

.status-paid { background: rgba(16, 185, 129, 0.15); color: #34d399; }
.status-nfe { background: rgba(56, 189, 248, 0.15); color: #38bdf8; }
.status-wa { background: rgba(34, 197, 94, 0.15); color: #4ade80; }

/* Features Section */
.features-section {
  padding: 120px 0;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}

.section-head h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-head p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-brand);
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-bright);
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
}

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

.feature-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--primary-light);
}

.feature-icon-box svg {
  width: 28px;
  height: 28px;
}

.feature-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Feature Spotlight / Tabs */
.spotlight-section {
  padding: 80px 0 120px;
}

.spotlight-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.spotlight-badge {
  color: var(--accent-cyan);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
  display: inline-block;
}

.spotlight-content h3 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
}

.spotlight-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 28px 0;
}

.spotlight-checklist li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  color: var(--text-muted);
}

.spotlight-checklist li svg {
  width: 20px;
  height: 20px;
  color: var(--accent-emerald);
  flex-shrink: 0;
}

/* Pricing Section */
.pricing-section {
  padding: 100px 0 120px;
  position: relative;
}

.billing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 50px;
}

.toggle-btn {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  padding: 4px;
  border-radius: var(--radius-full);
  display: flex;
  cursor: pointer;
}

.toggle-option {
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all 0.2s;
}

.toggle-option.active {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 2px 10px var(--primary-glow);
}

.discount-tag {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: all 0.3s;
  position: relative;
}

.pricing-card.featured {
  background: rgba(24, 32, 54, 0.9);
  border-color: var(--primary-light);
  box-shadow: 0 0 50px -10px var(--primary-glow);
  transform: scale(1.04);
}

.pricing-badge-popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-brand);
  color: #fff;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pricing-plan-name {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-plan-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  min-height: 44px;
}

/* Pricing Strikethrough & Launch Promo */
.price-cut-box {
  display: flex;
  flex-direction: column;
  margin-bottom: 24px;
}

.price-original-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.price-original {
  font-size: 1.15rem;
  color: #94a3b8;
  text-decoration: line-through;
  font-weight: 600;
  opacity: 0.85;
}

.price-tag-discount {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #f87171;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: baseline;
  gap: 6px;
  line-height: 1;
}

.pricing-price span {
  font-size: 1rem;
  color: var(--text-dim);
  font-weight: 500;
}

.price-launch-period {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent-emerald);
  margin-top: 8px;
}

/* Referral Program Card (Indique & Ganhe) */
.referral-card {
  margin-top: 60px;
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.2), transparent 70%),
              linear-gradient(180deg, rgba(17, 24, 39, 0.85) 0%, rgba(11, 15, 26, 0.95) 100%);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
  padding: 44px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: center;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
}

.referral-header {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.referral-header h3 {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.referral-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.referral-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.referral-step-item {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 14px 18px;
  transition: all 0.2s;
}

.referral-step-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(99, 102, 241, 0.35);
  transform: translateX(4px);
}

.referral-step-number {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--gradient-brand);
  color: #fff;
  font-weight: 800;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 2px 10px var(--primary-glow);
}

.referral-step-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.referral-step-info p {
  font-size: 0.8rem;
  color: var(--text-dim);
}

.referral-discount-badge {
  margin-left: auto;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  font-weight: 800;
  font-size: 0.92rem;
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .referral-card {
    grid-template-columns: 1fr;
    padding: 30px;
  }
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 36px;
  flex: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  color: var(--accent-emerald);
  flex-shrink: 0;
}

/* FAQ Section */
.faq-section {
  padding: 100px 0;
  max-width: 860px;
  margin: 0 auto;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.25s;
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-question {
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-main);
  user-select: none;
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform 0.3s;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.3s ease;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  padding: 0 24px;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 22px;
}

/* CTA Footer Banner */
.cta-banner {
  padding: 80px 40px;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at top right, rgba(99, 102, 241, 0.3), transparent 60%),
              linear-gradient(180deg, #131a2c 0%, #0d121e 100%);
  border: 1px solid var(--border-bright);
  text-align: center;
  margin-bottom: 80px;
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.cta-banner p {
  color: var(--text-muted);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 32px;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: #05070b;
  padding: 60px 0 30px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: 14px;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  text-decoration: none;
  color: var(--text-dim);
  font-size: 0.88rem;
  transition: color 0.2s;
}

.footer-col a:hover {
  color: var(--text-main);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .features-grid, .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  .pricing-card.featured {
    transform: none;
  }
  .spotlight-box {
    grid-template-columns: 1fr;
    padding: 30px;
  }
  .mockup-body {
    grid-template-columns: 1fr;
  }
  .mockup-sidebar {
    display: none;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

/* Floating WhatsApp Button */
.whatsapp-float-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25d366;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: 9999px;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  animation: waPulse 3s infinite;
}

.whatsapp-float-btn:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.65);
  background: #22bf5b;
  color: #fff;
}

.whatsapp-float-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

@keyframes waPulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
  70% { box-shadow: 0 0 0 14px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media (max-width: 600px) {
  .whatsapp-float-btn span {
    display: none;
  }
  .whatsapp-float-btn {
    padding: 14px;
    bottom: 18px;
    right: 18px;
  }
}