/* ==========================================================================
   HappySMS - Site Vitrine Officiel
   Styles CSS Modernes & Responsive
   ========================================================================== */

:root {
  /* Palette de couleurs */
  --color-bg: #0b1120;
  --color-bg-secondary: #0f172a;
  --color-bg-tertiary: #1e293b;
  --color-card-bg: rgba(30, 41, 59, 0.7);
  --color-card-border: rgba(255, 255, 255, 0.08);
  --color-card-border-hover: rgba(59, 130, 246, 0.4);

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

  --color-primary: #3b82f6;
  --color-primary-dark: #2563eb;
  --color-primary-light: #60a5fa;
  --color-primary-glow: rgba(59, 130, 246, 0.25);

  --color-accent-emerald: #10b981;
  --color-accent-emerald-glow: rgba(16, 185, 129, 0.25);
  --color-accent-amber: #f59e0b;
  --color-accent-purple: #8b5cf6;

  /* Typographie */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Éléments */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px var(--color-primary-glow);

  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
  --transition-slow: 0.45s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  background-image: 
    radial-gradient(circle at 15% 10%, rgba(59, 130, 246, 0.12) 0%, transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 50% 80%, rgba(16, 185, 129, 0.08) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Typographie de base */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-main);
  font-weight: 700;
  line-height: 1.25;
}

p {
  color: var(--color-text-muted);
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: #fff;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

/* Badges & Pills */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.3);
  color: var(--color-primary-light);
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.badge-amber {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.35);
  color: #fbbf24;
}

/* Boutons */
.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;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  box-shadow: 0 6px 22px rgba(37, 99, 235, 0.6);
  transform: translateY(-2px);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-card-border);
  color: var(--color-text-main);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  color: #fff;
}

.btn-emerald {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.35);
}

.btn-emerald:hover {
  background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
  box-shadow: 0 6px 22px rgba(16, 185, 129, 0.55);
  transform: translateY(-2px);
  color: #fff;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-nav {
  height: 38px;
  padding: 0 18px;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  white-space: nowrap;
  line-height: 1;
  box-shadow: 0 3px 12px rgba(37, 99, 235, 0.35);
  margin: 0;
  flex-shrink: 0;
}

/* ==========================================================================
   En-tête & Barre de Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(11, 17, 32, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-card-border);
  transition: background var(--transition-normal);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  height: 72px;
  gap: 16px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-title span {
  background: linear-gradient(135deg, #60a5fa 0%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-link {
  color: var(--color-text-muted);
  font-size: 0.90rem;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
  white-space: nowrap;
  padding: 6px 0;
}

.nav-link:hover,
.nav-link.active {
  color: #ffffff;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  font-size: 1.4rem;
  cursor: pointer;
  padding: 6px 10px;
  line-height: 1;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 90px 0 60px;
  position: relative;
  text-align: center;
}

.hero-content {
  max-width: 880px;
  margin: 0 auto 50px;
}

.hero-title {
  font-size: clamp(2.3rem, 5vw, 3.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
  line-height: 1.15;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, #60a5fa 0%, #38bdf8 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.18rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 34px;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.hero-features-strip {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--color-text-dim);
}

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

.hero-features-strip i {
  color: var(--color-accent-emerald);
}

/* Hero Showcase Mockup */
.hero-mockup-wrapper {
  position: relative;
  max-width: 1080px;
  margin: 0 auto;
}

.hero-mockup-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 70%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.28) 0%, rgba(139, 92, 246, 0.15) 50%, transparent 80%);
  filter: blur(50px);
  z-index: 0;
  pointer-events: none;
}

.window-frame {
  position: relative;
  z-index: 1;
  background: #182234;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 40px rgba(59, 130, 246, 0.2);
  overflow: hidden;
  transition: transform var(--transition-normal);
}

.window-frame:hover {
  transform: translateY(-4px);
}

.window-header {
  height: 42px;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.window-dots {
  display: flex;
  gap: 8px;
}

.window-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.window-title {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.window-body {
  position: relative;
  background: #0b1120;
}

.window-screenshot {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   Mockup Abstrait & Créatif (Dashboard HappySMS)
   ========================================================================== */
.abstract-mockup {
  padding: 24px;
  background: radial-gradient(circle at 50% 0%, rgba(30, 58, 138, 0.25) 0%, #0b1120 70%);
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
}

.mockup-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 18px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  backdrop-filter: blur(10px);
}

.mockup-campaign-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mockup-status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 10px #10b981;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.25); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.mockup-campaign-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: #fff;
}

.mockup-pill-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.mockup-modem-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.mockup-pulse-emerald {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
}

.mockup-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 18px;
}

.mockup-pane {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
}

.mockup-pane-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-dim);
  margin-bottom: 14px;
}

.mockup-editor-box {
  background: rgba(2, 6, 23, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 14px;
}

.mockup-editor-text {
  font-size: 0.92rem;
  line-height: 1.6;
  color: #f1f5f9;
}

.mockup-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.82rem;
}

.tag-purple {
  background: rgba(139, 92, 246, 0.2);
  color: #c084fc;
  border: 1px solid rgba(139, 92, 246, 0.4);
}

.tag-emerald {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.tag-amber {
  background: rgba(245, 158, 11, 0.2);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.mockup-variables-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.mockup-var-label {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  margin-right: 4px;
}

.mockup-chip {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: default;
}

.chip-purple { background: rgba(139, 92, 246, 0.15); color: #c084fc; border: 1px solid rgba(139, 92, 246, 0.3); }
.chip-blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border: 1px solid rgba(59, 130, 246, 0.3); }
.chip-amber { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border: 1px solid rgba(245, 158, 11, 0.3); }
.chip-gray { background: rgba(255, 255, 255, 0.06); color: var(--color-text-muted); border: 1px solid rgba(255, 255, 255, 0.1); }

.mockup-counters-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.mockup-counter-item {
  display: flex;
  flex-direction: column;
}

.mockup-counter-val {
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
}

.mockup-counter-lbl {
  font-size: 0.72rem;
  color: var(--color-text-dim);
}

.highlight-free .mockup-counter-val {
  color: #34d399;
}

/* Right Pane : Monitor */
.mockup-progress-card {
  background: rgba(2, 6, 23, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 14px;
}

.mockup-progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.mockup-progress-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.mockup-progress-pct {
  font-size: 1.1rem;
  font-weight: 800;
  color: #34d399;
}

.mockup-progress-bar-bg {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 12px;
}

.mockup-progress-bar-fill {
  width: 96%;
  height: 100%;
  background: linear-gradient(90deg, #10b981 0%, #3b82f6 100%);
  border-radius: var(--radius-full);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.6);
}

.mockup-progress-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
}

.stat-success { color: #34d399; }
.stat-pending { color: #f59e0b; }
.stat-zero { color: var(--color-text-dim); }

.mockup-live-bubble {
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mockup-bubble-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bubble-sender {
  font-size: 0.78rem;
  font-weight: 700;
  color: #60a5fa;
}

.bubble-time {
  font-size: 0.7rem;
  color: var(--color-text-dim);
}

.mockup-bubble-content {
  font-size: 0.84rem;
  color: #e2e8f0;
  font-style: italic;
  line-height: 1.4;
}

.mockup-bubble-action {
  font-size: 0.72rem;
  color: #34d399;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
}

@media (max-width: 900px) {
  .mockup-grid {
    grid-template-columns: 1fr;
  }
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  z-index: 3;
  padding: 10px 18px;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  animation: float 4s ease-in-out infinite alternate;
}

.floating-badge.badge-left {
  top: 15%;
  left: -20px;
}

.floating-badge.badge-right {
  bottom: 15%;
  right: -20px;
  animation-delay: 2s;
}

.badge-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.badge-icon.icon-gsm {
  background: rgba(59, 130, 246, 0.2);
  color: var(--color-primary-light);
}

.badge-icon.icon-shield {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

@keyframes float {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-10px); }
}

/* ==========================================================================
   Section Métriques Clés / Trust Bar
   ========================================================================== */
.stats-section {
  padding: 40px 0 80px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 26px 20px;
  text-align: center;
  transition: all var(--transition-normal);
  backdrop-filter: blur(12px);
}

.stat-card:hover {
  border-color: var(--color-card-border-hover);
  transform: translateY(-4px);
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.stat-value .unit {
  color: var(--color-primary-light);
  font-size: 1.3rem;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ==========================================================================
   Section Comparatif : Cloud API vs HappySMS
   ========================================================================== */
.section {
  padding: 90px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-tag {
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.comparison-card {
  border-radius: var(--radius-xl);
  padding: 36px;
  position: relative;
  border: 1px solid var(--color-card-border);
  background: var(--color-card-bg);
  backdrop-filter: blur(16px);
}

.comparison-card.card-negative {
  border-color: rgba(239, 68, 68, 0.25);
  background: linear-gradient(180deg, rgba(239, 68, 68, 0.04) 0%, rgba(15, 23, 42, 0.6) 100%);
}

.comparison-card.card-positive {
  border-color: rgba(16, 185, 129, 0.4);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.08) 0%, rgba(15, 23, 42, 0.7) 100%);
  box-shadow: 0 10px 40px rgba(16, 185, 129, 0.12);
}

.card-header-comp {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.card-title-comp {
  font-size: 1.35rem;
  font-weight: 700;
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.comp-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
}

.comp-item i {
  font-size: 1.15rem;
  margin-top: 2px;
  flex-shrink: 0;
}

.card-negative .comp-item i {
  color: #f87171;
}

.card-positive .comp-item i {
  color: #34d399;
}

/* ==========================================================================
   Section Fonctionnalités Clés
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}

.feature-box {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
}

.feature-box:hover {
  border-color: var(--color-card-border-hover);
  transform: translateY(-6px);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.4);
}

.feature-icon-wrapper {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 22px;
  color: var(--color-primary-light);
}

.feature-box:nth-child(2) .feature-icon-wrapper {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.3);
  color: #34d399;
}

.feature-box:nth-child(3) .feature-icon-wrapper {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

.feature-box:nth-child(4) .feature-icon-wrapper {
  background: rgba(139, 92, 246, 0.15);
  border-color: rgba(139, 92, 246, 0.3);
  color: #a78bfa;
}

.feature-box:nth-child(5) .feature-icon-wrapper {
  background: rgba(236, 72, 153, 0.15);
  border-color: rgba(236, 72, 153, 0.3);
  color: #f472b6;
}

.feature-box:nth-child(6) .feature-icon-wrapper {
  background: rgba(6, 182, 212, 0.15);
  border-color: rgba(6, 182, 212, 0.3);
  color: #22d3ee;
}

.feature-title {
  font-size: 1.22rem;
  margin-bottom: 12px;
  font-weight: 700;
}

.feature-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 18px;
  flex-grow: 1;
}

.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.feature-tag-item {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-dim);
}

/* ==========================================================================
   Section Galerie / Écrans Réels
   ========================================================================== */
.gallery-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.gallery-filter-btn {
  padding: 9px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-card-border);
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.gallery-filter-btn:hover,
.gallery-filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

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

.gallery-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  cursor: pointer;
  display: flex;
  flex-direction: column;
}

.gallery-card:hover {
  border-color: var(--color-card-border-hover);
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.5);
}

.gallery-card-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #0f172a;
}

.gallery-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-card:hover .gallery-card-thumb img {
  transform: scale(1.05);
}

.gallery-overlay-hint {
  position: absolute;
  inset: 0;
  background: rgba(11, 17, 32, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  gap: 8px;
}

.gallery-card:hover .gallery-overlay-hint {
  opacity: 1;
}

.gallery-card-info {
  padding: 18px;
}

.gallery-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.gallery-card-desc {
  font-size: 0.82rem;
  color: var(--color-text-dim);
}

/* Modal Lightbox */
.lightbox-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(11, 17, 32, 0.92);
  backdrop-filter: blur(20px);
  padding: 40px 20px;
  align-items: center;
  justify-content: center;
}

.lightbox-modal.active {
  display: flex;
}

.lightbox-content {
  position: relative;
  max-width: 1080px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
}

.lightbox-header {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-card-border);
}

.lightbox-title {
  font-size: 1.15rem;
  font-weight: 700;
}

.lightbox-close {
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.8rem;
  cursor: pointer;
  line-height: 1;
}

.lightbox-close:hover {
  color: #fff;
}

.lightbox-body {
  padding: 12px;
  overflow: auto;
  text-align: center;
  background: #000;
}

.lightbox-body img {
  max-height: 75vh;
  margin: 0 auto;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Section Déroulement en 3 étapes
   ========================================================================== */
.steps-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  position: relative;
}

.step-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  padding: 38px 28px;
  text-align: center;
  position: relative;
}

.step-number-circle {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  margin: 0 auto 24px;
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.step-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.step-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Section Modèle Excel & Intégration
   ========================================================================== */
.excel-section {
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.05) 0%, rgba(15, 23, 42, 0.6) 100%);
  border-top: 1px solid rgba(16, 185, 129, 0.2);
  border-bottom: 1px solid rgba(16, 185, 129, 0.2);
}

.excel-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.excel-info h2 {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.excel-info p {
  font-size: 1.05rem;
  margin-bottom: 24px;
}

.excel-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.excel-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.excel-features-list li i {
  color: var(--color-accent-emerald);
}

.excel-table-preview {
  background: #0f172a;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

.excel-table-header {
  background: #10b981;
  color: #ffffff;
  padding: 12px 18px;
  font-weight: 700;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.table-responsive {
  overflow-x: auto;
}

.excel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.excel-table th {
  background: #1e293b;
  color: #94a3b8;
  padding: 10px 14px;
  font-weight: 600;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.excel-table td {
  padding: 10px 14px;
  color: #f1f5f9;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.excel-table tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}

/* ==========================================================================
   Section Spécifications Techniques
   ========================================================================== */
.specs-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.spec-item {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 24px;
}

.spec-icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.spec-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.spec-detail {
  font-size: 0.88rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Section Tarifs & Formules
   ========================================================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  align-items: stretch;
}

.pricing-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  padding: 34px 22px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  backdrop-filter: blur(14px);
  transition: all var(--transition-normal);
}

.pricing-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-card-border-hover);
}

.pricing-card.featured {
  border-color: var(--color-primary);
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.08) 0%, rgba(15, 23, 42, 0.8) 100%);
  box-shadow: 0 10px 40px rgba(59, 130, 246, 0.2);
}

.pricing-card.featured-emerald {
  border-color: rgba(16, 185, 129, 0.5);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.08) 0%, rgba(15, 23, 42, 0.85) 100%);
  box-shadow: 0 10px 40px rgba(16, 185, 129, 0.18);
}

.pricing-badge-popular,
.pricing-badge-annual {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.pricing-badge-popular {
  background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
}

.pricing-badge-annual {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.pricing-header {
  margin-bottom: 20px;
  min-height: 72px;
}

.pricing-tier-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #ffffff;
}

.pricing-tier-desc {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.45;
}

.pricing-price-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 4px;
  margin-bottom: 22px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-card-border);
  min-height: 82px;
}

.pricing-amount {
  font-size: clamp(1.75rem, 2vw, 2.05rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.1;
  white-space: nowrap;
  letter-spacing: -0.5px;
}

.pricing-freq {
  color: var(--color-text-dim);
  font-size: 0.82rem;
  font-weight: 500;
  line-height: 1.35;
}

.pricing-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
  flex-grow: 1;
}

.pricing-features-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--color-text-main);
}

.pricing-features-list li i {
  color: var(--color-accent-emerald);
  margin-top: 2px;
  flex-shrink: 0;
  font-style: normal;
  font-weight: bold;
}

.pricing-card .btn {
  width: 100%;
  text-align: center;
  margin-top: auto;
  justify-content: center;
}

/* ==========================================================================
   Section FAQ Interactive
   ========================================================================== */
.faq-wrapper {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: transparent;
  border: none;
  color: var(--color-text-main);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-icon {
  font-size: 1.2rem;
  transition: transform var(--transition-normal);
  color: var(--color-primary-light);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

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

.faq-item.active .faq-answer {
  max-height: 400px;
  padding-bottom: 22px;
}

/* ==========================================================================
   Section Téléchargement & Activation
   ========================================================================== */
.download-box {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
  border: 1px solid var(--color-card-border-hover);
  border-radius: var(--radius-xl);
  padding: 50px 40px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  position: relative;
  overflow: hidden;
}

.download-box-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 100%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.25) 0%, transparent 70%);
  filter: blur(40px);
  pointer-events: none;
}

.download-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.download-desc {
  max-width: 680px;
  margin: 0 auto 34px;
  font-size: 1.05rem;
}

.download-buttons-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

/* Grille de téléchargement par architecture (x64 / Win32) */
.download-arch-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 900px;
  margin: 0 auto 30px;
  text-align: left;
}

.download-arch-card {
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.download-arch-card:hover {
  border-color: var(--color-card-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.download-arch-card.featured {
  border-color: rgba(59, 130, 246, 0.45);
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.1) 0%, rgba(15, 23, 42, 0.85) 100%);
}

.arch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.arch-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.arch-desc {
  font-size: 0.88rem;
  color: var(--color-text-dim);
  margin-bottom: 20px;
}

.arch-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: auto;
}

.arch-actions .btn {
  width: 100%;
}

.download-meta {
  font-size: 0.82rem;
  color: var(--color-text-dim);
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Section Contact & Formulaire
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-info-panel h2 {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.contact-item-box {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.15);
  border: 1px solid rgba(59, 130, 246, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-light);
  font-size: 1.25rem;
}

.contact-form-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-xl);
  padding: 36px;
  backdrop-filter: blur(14px);
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-main);
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  font-size: 0.95rem;
  font-family: inherit;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.25);
  background: rgba(15, 23, 42, 0.95);
}

textarea.form-control {
  resize: vertical;
  min-height: 110px;
}

.form-toast {
  display: none;
  margin-top: 16px;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
}

.form-toast.toast-success {
  display: block;
  background: rgba(16, 185, 129, 0.2);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34d399;
}

.form-toast.toast-error {
  display: block;
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.4);
  color: #f87171;
}

/* ==========================================================================
   Pied de page (Footer)
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--color-card-border);
  background: #080d1a;
  padding: 60px 0 30px;
}

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

.footer-brand p {
  margin-top: 14px;
  font-size: 0.92rem;
  max-width: 320px;
}

.footer-col-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 18px;
  color: #ffffff;
}

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

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

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* ==========================================================================
   Section Témoignages & Études de Cas (Social Proof)
   ========================================================================== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 40px;
}

.testimonial-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  backdrop-filter: blur(12px);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-card-border-hover);
  box-shadow: var(--shadow-lg);
}

.testimonial-metric-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  margin-bottom: 16px;
  align-self: flex-start;
}

.testimonial-stars {
  color: #fbbf24;
  font-size: 1rem;
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--color-text-main);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 24px;
  flex-grow: 1;
}

.testimonial-author-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.testimonial-avatar {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: #fff;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-author-name {
  font-weight: 700;
  font-size: 0.92rem;
  color: #fff;
  display: block;
}

.testimonial-author-role {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  display: block;
}

/* ==========================================================================
   Bandeau Preuve Sociale & Secteurs
   ========================================================================== */
.social-proof-bar {
  padding: 24px 0 10px;
  text-align: center;
}

.social-proof-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--color-text-dim);
  margin-bottom: 18px;
  font-weight: 600;
}

.social-proof-badges {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px 20px;
}

.sector-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  font-size: 0.86rem;
  color: var(--color-text-muted);
  font-weight: 500;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.sector-badge:hover {
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(59, 130, 246, 0.08);
  color: #fff;
}

/* ==========================================================================
   Showcase Vitrine Commerciale (Mockups Épurés)
   ========================================================================== */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 36px;
}

.showcase-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.showcase-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-card-border-hover);
  box-shadow: var(--shadow-lg);
}

.showcase-frame {
  background: #0d1527;
  padding: 14px 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.showcase-frame img {
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.4);
  cursor: pointer;
  transition: transform var(--transition-fast);
  width: 100%;
  height: auto;
  display: block;
}

.showcase-frame img:hover {
  transform: scale(1.015);
}

.showcase-content {
  padding: 22px 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.showcase-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.showcase-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.showcase-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Micro-copie de réassurance sous CTA */
.hero-cta-subtext {
  font-size: 0.85rem;
  color: var(--color-text-dim);
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-cta-subtext span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.hero-cta-subtext i {
  color: var(--color-accent-emerald);
  font-style: normal;
  font-weight: bold;
}

/* ==========================================================================
   Bandeau Teaser Démonstration Privée (Comment ça marche)
   ========================================================================== */
.demo-teaser-card {
  margin-top: 50px;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.7) 0%, rgba(15, 23, 42, 0.85) 100%);
  border: 1px dashed rgba(59, 130, 246, 0.4);
  border-radius: var(--radius-xl);
  padding: 44px 32px;
  text-align: center;
  position: relative;
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.demo-teaser-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 700;
  background: rgba(59, 130, 246, 0.15);
  color: var(--color-primary-light);
  border: 1px solid rgba(59, 130, 246, 0.3);
  margin-bottom: 16px;
}

.demo-teaser-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.demo-teaser-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  max-width: 680px;
  margin: 0 auto 24px;
  line-height: 1.6;
}

.demo-teaser-actions {
  display: flex;
  justify-content: center;
  margin-bottom: 18px;
}

.demo-teaser-hints {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 0.84rem;
  color: var(--color-text-dim);
}

/* ==========================================================================
   Section Cas d'Usage Métier en Tunisie (Use Cases)
   ========================================================================== */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  margin-top: 40px;
}

.usecase-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.usecase-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-card-border-hover);
  box-shadow: var(--shadow-lg);
}

.usecase-top {
  margin-bottom: 20px;
}

.usecase-icon {
  font-size: 2.2rem;
  margin-bottom: 14px;
  display: inline-block;
}

.usecase-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(59, 130, 246, 0.15);
  color: var(--color-primary-light);
  border: 1px solid rgba(59, 130, 246, 0.3);
  margin-bottom: 10px;
}

.usecase-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.35;
}

.usecase-scenario {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.usecase-impact-box {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: auto;
}

.usecase-impact-box i {
  color: var(--color-accent-emerald);
  font-size: 1.1rem;
  font-style: normal;
}

.usecase-impact-text {
  font-size: 0.86rem;
  color: #34d399;
  font-weight: 600;
  line-height: 1.45;
}

/* ==========================================================================
   Boîte Closing & Démonstration Tunisie (Sans Téléchargement Binaire)
   ========================================================================== */
.demo-cta-box {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid var(--color-card-border-hover);
  border-radius: var(--radius-xl);
  padding: 56px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.demo-cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin: 30px 0 24px;
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1080px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #0f172a;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--color-card-border);
    gap: 16px;
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.7);
  }

  .nav-menu.open {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }
}

@media (max-width: 1140px) {
  .features-grid,
  .gallery-grid,
  .steps-container,
  .pricing-grid,
  .testimonials-grid,
  .showcase-grid,
  .usecases-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

@media (max-width: 768px) {
  .comparison-grid,
  .excel-wrapper,
  .contact-grid,
  .download-arch-grid {
    grid-template-columns: 1fr;
  }

  .features-grid,
  .gallery-grid,
  .steps-container,
  .pricing-grid,
  .stats-grid,
  .specs-grid,
  .testimonials-grid,
  .showcase-grid,
  .usecases-grid {
    grid-template-columns: 1fr;
  }

  .floating-badge {
    display: none;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}


/* ==========================================================================
   ANIMATION DE MARQUE HÉRO : EMBLÈME HAPPYMS & ONDES GSM DE DIFFUSION
   ========================================================================== */
.hero-brand-animation {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
  margin: 0 auto 36px;
  position: relative;
  perspective: 800px;
  width: 100%;
  max-width: 960px;
  min-height: 200px;
}

/* Toile Interactive Réseau Constellation GSM (Inspirée Marco Guglielmelli) */
.hero-network-canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  max-width: 960px;
  height: 220px;
  pointer-events: none;
  z-index: 1;
  border-radius: var(--radius-xl);
  -webkit-mask-image: radial-gradient(ellipse 68% 78% at 50% 50%, #000 30%, transparent 85%);
  mask-image: radial-gradient(ellipse 68% 78% at 50% 50%, #000 30%, transparent 85%);
}

.hero-emblem-container {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 120px;
  height: 120px;
  flex-shrink: 0;
}

/* Anneaux d'ondes radio GSM concentriques animés */
.emblem-pulse-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100px;
  height: 100px;
  margin-top: -50px;
  margin-left: -50px;
  border-radius: 50%;
  border: 1.5px solid rgba(56, 189, 248, 0.5);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.25);
  opacity: 0;
  pointer-events: none;
  animation: gsm-broadcast-wave 3.6s cubic-bezier(0.1, 0.8, 0.3, 1) infinite;
}

.ring-1 {
  animation-delay: 0s;
}

.ring-2 {
  animation-delay: 1.2s;
}

.ring-3 {
  animation-delay: 2.4s;
}

@keyframes gsm-broadcast-wave {
  0% {
    transform: scale(0.65);
    opacity: 0.85;
    border-color: rgba(56, 189, 248, 0.7);
  }
  50% {
    opacity: 0.45;
    border-color: rgba(14, 165, 233, 0.4);
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
    border-color: rgba(59, 130, 246, 0);
  }
}

/* Accélération & éclat des ondes lors du survol de l'emblème */
.hero-brand-animation.is-hovered .emblem-pulse-ring {
  animation-duration: 1.8s;
  border-color: rgba(56, 189, 248, 0.85);
  box-shadow: 0 0 22px rgba(56, 189, 248, 0.45);
}

/* Médaillon central flottant */
.hero-emblem-badge {
  position: relative;
  z-index: 2;
  width: 225px;
  height: 205px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.98) 100%);
  border: 1.5px solid rgba(56, 189, 248, 0.45);
  box-shadow: 
    0 12px 30px rgba(0, 0, 0, 0.6),
    0 0 25px rgba(56, 189, 248, 0.35),
    inset 0 1px 1px rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(16px);
  animation: emblem-levitate 4s ease-in-out infinite;
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  cursor: pointer;
  transform-style: preserve-3d;
  will-change: transform;
}

.hero-emblem-badge.is-interacting {
  animation-play-state: paused;
}

.hero-emblem-badge:hover {
  box-shadow: 
    0 22px 45px rgba(0, 0, 0, 0.75),
    0 0 40px rgba(56, 189, 248, 0.6),
    inset 0 1px 2px rgba(255, 255, 255, 0.35);
  border-color: #38bdf8;
}

@keyframes emblem-levitate {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-7px);
  }
  100% {
    transform: translateY(0);
  }
}

.emblem-app-icon {
  width: 128px;
  height: 128px;
  object-fit: contain;
  filter: drop-shadow(0 6px 12px rgba(0, 0, 0, 0.45));
}

/* Pastille témoin en ligne / prêt */
.emblem-live-indicator {
  position: absolute;
  top: 4px;
  left: 4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.live-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: live-pulse 2s infinite ease-in-out;
}

@keyframes live-pulse {
  0%, 100% { transform: scale(0.9); opacity: 0.85; }
  50% { transform: scale(1.25); opacity: 1; }
}

/* Satellites flottants contextuels */
.emblem-satellite {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: var(--radius-full);
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  animation: satellite-levitate 4s ease-in-out infinite;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
  cursor: default;
}

.emblem-satellite.is-interacting {
  animation-play-state: paused;
}

.emblem-satellite:hover {
  transform: translateY(-4px) scale(1.04);
}

@keyframes satellite-levitate {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

.sat-left {
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.35);
  animation-delay: -2s;
}

.sat-left:hover {
  border-color: #38bdf8;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 20px rgba(56, 189, 248, 0.35);
}

.sat-right {
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.35);
  animation-delay: -1s;
}

.sat-right:hover {
  border-color: #34d399;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 20px rgba(52, 211, 153, 0.35);
}

.sat-icon {
  font-size: 0.95rem;
}

/* Onde de choc (Ripple burst) déclenchée au clic sur l'icône */
.emblem-click-ripple {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 90px;
  height: 90px;
  margin-top: -45px;
  margin-left: -45px;
  border-radius: 50%;
  border: 2px solid #38bdf8;
  box-shadow: 0 0 30px #38bdf8, inset 0 0 20px #38bdf8;
  pointer-events: none;
  z-index: 10;
  animation: click-ripple-burst 0.75s cubic-bezier(0.1, 0.8, 0.3, 1) forwards;
}

@keyframes click-ripple-burst {
  0% {
    transform: scale(0.6);
    opacity: 1;
  }
  100% {
    transform: scale(3.2);
    opacity: 0;
  }
}

@media (max-width: 860px) {
  .emblem-satellite {
    display: none;
  }
  .hero-brand-animation {
    min-height: 160px;
    margin-bottom: 24px;
  }
  .hero-network-canvas {
    height: 180px;
  }
}