/* ============================================================
   COMPTA CANADA - DESIGN SYSTEM
   Couleurs : rouge (Canada) + or (premium) + sombre (élégance)
   ============================================================ */

:root {
  --red: #C00000;
  --red-dark: #8B0000;
  --red-light: #E63946;
  --gold: #B8860B;
  --gold-light: #DAA520;
  --gold-dark: #8B6914;
  --dark: #0A0A0A;
  --grey-900: #1A1A1A;
  --grey-700: #404040;
  --grey-500: #737373;
  --grey-300: #D4D4D4;
  --grey-200: #E5E5E5;
  --grey-100: #F5F5F5;
  --grey-50: #FAFAFA;
  --white: #FFFFFF;
  --green: #2E7D32;
  --blue: #1976D2;
  --orange: #F57C00;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --shadow-red: 0 10px 40px rgba(192,0,0,0.25);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  --container: 1200px;
  --header-height: 72px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--grey-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

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

.section { padding: 96px 0; }
.section-tight { padding: 64px 0; }

/* ============================================================
   TYPOGRAPHIE
   ============================================================ */
h1, h2, h3, h4 {
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--dark);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 2rem); }
h4 { font-size: 1.25rem; }

.eyebrow {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}

.section-title {
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  text-align: center;
  font-size: 1.125rem;
  color: var(--grey-500);
  max-width: 640px;
  margin: 0 auto 64px auto;
}

.gradient-text {
  background: linear-gradient(135deg, var(--red) 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============================================================
   HEADER + NAV
   ============================================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--grey-200);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--dark);
}

.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--red) 0%, var(--gold) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 14px;
}

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

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--grey-700);
  transition: color 0.15s;
}

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

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

/* ============================================================
   BOUTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9375rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s;
  font-family: inherit;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--red);
  color: white;
  box-shadow: var(--shadow-red);
}
.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
  box-shadow: 0 14px 50px rgba(192,0,0,0.35);
}

.btn-secondary {
  background: var(--white);
  color: var(--dark);
  border-color: var(--grey-300);
}
.btn-secondary:hover {
  border-color: var(--dark);
  background: var(--grey-50);
}

.btn-gold {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: white;
  box-shadow: 0 10px 40px rgba(184,134,11,0.3);
}
.btn-gold:hover { transform: translateY(-1px); }

.btn-ghost {
  background: transparent;
  color: var(--grey-700);
}
.btn-ghost:hover { color: var(--red); }

.btn-lg { padding: 16px 32px; font-size: 1.0625rem; }
.btn-block { width: 100%; }

.btn-icon-arrow::after {
  content: "→";
  transition: transform 0.2s;
}
.btn-icon-arrow:hover::after { transform: translateX(3px); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  padding: 80px 0 100px 0;
  background:
    radial-gradient(ellipse at top right, rgba(192,0,0,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at bottom left, rgba(184,134,11,0.06) 0%, transparent 50%),
    var(--white);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(192,0,0,0.08);
  color: var(--red);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-badge::before {
  content: "🍁";
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero-lead {
  font-size: 1.25rem;
  color: var(--grey-500);
  margin-bottom: 40px;
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--grey-500);
}

.hero-trust span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-trust span::before {
  content: "✓";
  color: var(--green);
  font-weight: 800;
}

.hero-visual {
  position: relative;
  aspect-ratio: 1;
}

.hero-card {
  position: absolute;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 24px;
}

.hero-card-1 {
  top: 0;
  left: 0;
  width: 65%;
  z-index: 2;
}

.hero-card-2 {
  bottom: 0;
  right: 0;
  width: 65%;
  z-index: 1;
}

/* ============================================================
   TRUST BAR (badges conformité)
   ============================================================ */
.trust-bar {
  background: var(--grey-50);
  padding: 48px 0;
  border-top: 1px solid var(--grey-200);
  border-bottom: 1px solid var(--grey-200);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
  align-items: center;
}

.trust-item {
  text-align: center;
}

.trust-item-label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--grey-500);
  margin-bottom: 8px;
}

.trust-item-value {
  font-weight: 700;
  color: var(--dark);
  font-size: 0.9375rem;
}

/* ============================================================
   FEATURES GRID
   ============================================================ */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all 0.2s;
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(192,0,0,0.1) 0%, rgba(184,134,11,0.1) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--grey-500);
  font-size: 0.9375rem;
}

/* ============================================================
   PRODUITS
   ============================================================ */
.product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: 80px 0;
}

.product-reverse { direction: rtl; }
.product-reverse > * { direction: ltr; }

.product-content .eyebrow {
  color: var(--red);
}

.product-impot .eyebrow {
  color: var(--gold);
}

.product-content h2 {
  margin-bottom: 24px;
}

.product-content p {
  color: var(--grey-500);
  margin-bottom: 24px;
  font-size: 1.0625rem;
}

.product-checklist {
  list-style: none;
  margin-bottom: 32px;
}

.product-checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 8px 0;
  font-size: 0.9375rem;
}

.product-checklist li::before {
  content: "✓";
  color: var(--green);
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 2px;
}

.product-image {
  position: relative;
  background: linear-gradient(135deg, var(--grey-50) 0%, var(--grey-100) 100%);
  border-radius: var(--radius-xl);
  padding: 64px;
  text-align: center;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image img {
  max-height: 75%;
  margin: 0 auto;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.15));
}

/* ============================================================
   TARIFS / PRICING
   ============================================================ */
.pricing-tabs {
  display: inline-flex;
  background: var(--grey-100);
  padding: 4px;
  border-radius: 100px;
  margin: 0 auto 48px auto;
  display: flex;
  width: fit-content;
}

.pricing-tab {
  padding: 10px 20px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--grey-700);
  transition: all 0.15s;
  font-family: inherit;
}

.pricing-tab.active {
  background: var(--white);
  color: var(--dark);
  box-shadow: var(--shadow-sm);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.pricing-card {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: all 0.2s;
}

.pricing-card:hover {
  border-color: var(--grey-300);
  box-shadow: var(--shadow-md);
}

.pricing-card-featured {
  border-color: var(--red);
  box-shadow: var(--shadow-red);
  transform: scale(1.02);
}

.pricing-card-featured::before {
  content: "Le plus populaire";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--red);
  color: white;
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.pricing-tier {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--dark);
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 0.875rem;
  color: var(--grey-500);
  margin-bottom: 24px;
  min-height: 40px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.pricing-amount {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--dark);
  line-height: 1;
}

.pricing-period {
  color: var(--grey-500);
  font-size: 0.9375rem;
}

.pricing-yearly-note {
  font-size: 0.8125rem;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 24px;
  min-height: 24px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 32px;
}

.pricing-features li {
  padding: 6px 0;
  font-size: 0.875rem;
  color: var(--grey-700);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.pricing-features li::before {
  content: "✓";
  color: var(--green);
  font-weight: 800;
  flex-shrink: 0;
}

.pricing-features li.disabled::before {
  content: "✗";
  color: var(--grey-300);
}

.pricing-features li.disabled { color: var(--grey-300); }

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

.testimonial {
  background: var(--white);
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.testimonial-stars {
  color: var(--gold);
  margin-bottom: 16px;
  font-size: 1.125rem;
}

.testimonial-quote {
  font-size: 1rem;
  color: var(--dark);
  margin-bottom: 24px;
  line-height: 1.6;
}

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

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--red) 0%, var(--gold) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 1rem;
}

.testimonial-name {
  font-weight: 700;
  font-size: 0.9375rem;
}

.testimonial-role {
  font-size: 0.8125rem;
  color: var(--grey-500);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  max-width: 768px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--grey-200);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 24px 0;
  font-family: inherit;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--grey-500);
  transition: transform 0.2s;
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  color: var(--grey-700);
  font-size: 0.9375rem;
}

.faq-item.open .faq-answer { max-height: 500px; padding-bottom: 24px; }

/* ============================================================
   CTA FINALE
   ============================================================ */
.cta-final {
  background: linear-gradient(135deg, var(--dark) 0%, var(--grey-900) 100%);
  color: white;
  text-align: center;
  border-radius: var(--radius-xl);
  padding: 80px 32px;
  position: relative;
  overflow: hidden;
}

.cta-final::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(192,0,0,0.3) 0%, transparent 70%);
  pointer-events: none;
}

.cta-final::after {
  content: "";
  position: absolute;
  bottom: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(184,134,11,0.2) 0%, transparent 70%);
  pointer-events: none;
}

.cta-final > * { position: relative; }

.cta-final h2 { color: white; margin-bottom: 16px; }
.cta-final p { color: rgba(255,255,255,0.7); font-size: 1.125rem; margin-bottom: 32px; max-width: 580px; margin-left: auto; margin-right: auto; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--grey-50);
  padding: 80px 0 40px 0;
  border-top: 1px solid var(--grey-200);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 64px;
}

.footer-brand p {
  color: var(--grey-500);
  font-size: 0.9375rem;
  margin: 16px 0 24px 0;
  max-width: 360px;
}

.footer-section h4 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--grey-500);
  margin-bottom: 16px;
  font-weight: 700;
}

.footer-section ul { list-style: none; }
.footer-section li { padding: 6px 0; }
.footer-section a {
  color: var(--grey-700);
  font-size: 0.9375rem;
  transition: color 0.15s;
}
.footer-section a:hover { color: var(--red); }

.footer-bottom {
  border-top: 1px solid var(--grey-200);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--grey-500);
  font-size: 0.875rem;
}

/* ============================================================
   PAGE COMPTE / LOGIN
   ============================================================ */
.page-account {
  min-height: 100vh;
  background: linear-gradient(135deg, #FAF7F2 0%, #FAFAFA 100%);
  display: flex;
  align-items: center;
  padding: 40px 0;
}

.account-card {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 48px;
  max-width: 480px;
  margin: 0 auto;
  width: 100%;
}

.account-card.wide { max-width: 1100px; }

.account-header {
  text-align: center;
  margin-bottom: 32px;
}

.account-header h1 { font-size: 1.75rem; margin-bottom: 8px; }
.account-header p { color: var(--grey-500); }

.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--grey-700);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--grey-200);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.9375rem;
  transition: all 0.15s;
  background: white;
}

.form-textarea {
  font-family: 'Courier New', monospace;
  font-size: 0.8125rem;
  resize: vertical;
  min-height: 120px;
  word-break: break-all;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 4px rgba(192,0,0,0.1);
}

.form-help {
  font-size: 0.8125rem;
  color: var(--grey-500);
  margin-top: 6px;
}

/* Stats / Metrics */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.metric {
  background: white;
  border: 1px solid var(--grey-200);
  border-radius: var(--radius-md);
  padding: 20px;
}

.metric-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--grey-500);
  font-weight: 700;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--dark);
}

.metric-trend {
  font-size: 0.8125rem;
  color: var(--green);
  font-weight: 600;
  margin-top: 4px;
}

.metric-trend.down { color: var(--red); }

/* Tableaux */
.data-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.data-table th {
  background: var(--grey-50);
  text-align: left;
  padding: 12px 16px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--grey-500);
  font-weight: 700;
  border-bottom: 1px solid var(--grey-200);
}

.data-table td {
  padding: 14px 16px;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--grey-100);
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--grey-50); }

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-free { background: #F3F4F6; color: var(--grey-700); }
.badge-solo { background: rgba(25,118,210,0.1); color: var(--blue); }
.badge-standard { background: rgba(184,134,11,0.15); color: var(--gold-dark); }
.badge-pro { background: rgba(192,0,0,0.1); color: var(--red); }
.badge-active { background: rgba(46,125,50,0.1); color: var(--green); }
.badge-revoked { background: rgba(192,0,0,0.1); color: var(--red); }
.badge-expired { background: rgba(245,124,0,0.1); color: var(--orange); }

.alert {
  padding: 16px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 0.9375rem;
}
.alert-success { background: rgba(46,125,50,0.1); color: var(--green); border-left: 4px solid var(--green); }
.alert-error { background: rgba(192,0,0,0.08); color: var(--red); border-left: 4px solid var(--red); }
.alert-info { background: rgba(25,118,210,0.08); color: var(--blue); border-left: 4px solid var(--blue); }
.alert-warning { background: rgba(245,124,0,0.08); color: var(--orange); border-left: 4px solid var(--orange); }

.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--grey-200);
  margin-bottom: 32px;
}

.tab {
  padding: 12px 20px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--grey-500);
  transition: all 0.15s;
}

.tab.active { color: var(--red); border-bottom-color: var(--red); }
.tab:hover:not(.active) { color: var(--dark); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.flex { display: flex; }
.flex-between { justify-content: space-between; align-items: center; }
.flex-end { justify-content: flex-end; align-items: center; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }
.text-center { text-align: center; }
.mb-2 { margin-bottom: 8px; } .mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }
.mt-4 { margin-top: 16px; } .mt-8 { margin-top: 32px; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease both; }
.fade-up-1 { animation-delay: 0.1s; }
.fade-up-2 { animation-delay: 0.2s; }
.fade-up-3 { animation-delay: 0.3s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .hero-grid, .product, .footer-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-visual { display: none; }
  .product-reverse { direction: ltr; }
  .features, .testimonials, .pricing-grid, .metrics-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  .section { padding: 64px 0; }
  .features, .testimonials, .pricing-grid, .metrics-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .account-card { padding: 32px 24px; }
  .nav-cta { gap: 8px; }
  .nav-cta .btn { padding: 8px 14px; font-size: 0.875rem; }
}