/* ==========================================================================
   SIMPLEWIFI - DESIGN SYSTEM (100% BRAND-ALIGNED WITH SIMPLESIM.FR)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* simpleSIM Brand Color Palette */
  --primary: #00d7a2; /* Neon Green / Mint simpleSIM */
  --primary-hover: #00b88a;
  --primary-light: #46edd0;
  --primary-glow: rgba(0, 215, 162, 0.4);

  /* Brand Secondary & Gradients */
  --purple-accent: #7a00df;
  --blue-accent: #0693e3;
  --brand-gradient: linear-gradient(135deg, #00d7a2 0%, #0693e3 50%, #7a00df 100%);
  --brand-gradient-hover: linear-gradient(135deg, #00c090 0%, #0280c9 50%, #6800c2 100%);

  /* Accent & Status Colors */
  --accent-gold: #f59e0b;
  --accent-green: #10b981;

  /* simpleSIM Dark Theme Surfaces */
  --bg-dark: #0a0910; /* Deep Space Black-Violet simpleSIM */
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --surface-glass: rgba(255, 255, 255, 0.03);
  --surface-glass-border: rgba(255, 255, 255, 0.1);
  --surface-glass-hover: rgba(255, 255, 255, 0.12);

  /* Typography Colors */
  --text-main: #ffffff;
  --text-muted: #a0a5b5;
  --text-dim: #6b7280;

  /* Layout Constants */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 9999px;
  --shadow-soft: 0 4px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 40px rgba(0, 215, 162, 0.35);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: 'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Background Glowing Orbs (Halos Ambient simpleSIM) */
.bg-orbs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.45;
}

.orb-1 {
  top: -12%;
  left: 15%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(0, 215, 162, 0.4) 0%, rgba(10, 9, 16, 0) 70%);
}

.orb-2 {
  top: 35%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(122, 0, 223, 0.4) 0%, rgba(10, 9, 16, 0) 70%);
}

.orb-3 {
  bottom: -10%;
  left: 5%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(6, 147, 227, 0.35) 0%, rgba(10, 9, 16, 0) 70%);
}

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

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

/* Main Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 9, 16, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--surface-glass-border);
  padding: 18px 0;
  transition: var(--transition-normal);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: var(--brand-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.25rem;
  box-shadow: var(--shadow-glow);
}

.brand-logo .logo-text {
  color: #ffffff;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
}

.brand-logo .logo-text span {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 0.7rem;
  font-weight: 700;
  background: rgba(0, 215, 162, 0.15);
  color: var(--primary);
  border: 1px solid rgba(0, 215, 162, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary);
}

.nav-ctas {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Buttons (Identité simpleSIM) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--brand-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(0, 215, 162, 0.55);
}

.btn-secondary {
  background: var(--surface-glass);
  color: var(--text-main);
  border: 1px solid var(--surface-glass-border);
}

.btn-secondary:hover {
  background: var(--surface-glass-hover);
  border-color: rgba(255, 255, 255, 0.25);
  color: var(--primary);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero-section {
  padding: 80px 0 60px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  background: rgba(0, 215, 162, 0.12);
  border: 1px solid rgba(0, 215, 162, 0.3);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.35rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-title .gradient-text {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 620px;
}

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

.hero-trust-list {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--surface-glass-border);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 600;
}

.trust-item svg {
  color: var(--primary);
}

/* Hero Card Illustration */
.hero-visual-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  box-shadow: var(--shadow-soft), var(--shadow-glow);
  backdrop-filter: blur(16px);
}

.status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--surface-glass-border);
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
}

.pulse-dot {
  width: 10px;
  height: 10px;
  background-color: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 0 rgba(0, 215, 162, 0.8);
  animation: pulse-ring 1.5s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(0, 215, 162, 0.8);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 8px rgba(0, 215, 162, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(0, 215, 162, 0);
  }
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.metric-box {
  background: var(--surface-glass);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: 18px;
}

.metric-box .label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.metric-box .value {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  margin-top: 4px;
}

.network-bars {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  height: 24px;
}

.network-bar {
  width: 6px;
  border-radius: 3px;
  background: var(--primary);
}

/* ==========================================================================
   SOCIAL PROOF METRICS BAR
   ========================================================================== */

.metrics-bar-section {
  padding: 40px 0;
  background: rgba(255, 255, 255, 0.02);
  border-y: 1px solid var(--surface-glass-border);
}

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

.stat-card .stat-number {
  font-size: 2.6rem;
  font-weight: 900;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-card .stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 4px;
  font-weight: 600;
}

/* ==========================================================================
   USE CASES & SERVICES SECTION
   ========================================================================== */

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 56px;
}

.section-tag {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 16px;
}

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

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

.use-case-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.use-case-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 215, 162, 0.4);
  box-shadow: 0 12px 30px rgba(0, 215, 162, 0.15);
  background: var(--bg-card-hover);
}

.use-case-badge {
  align-self: flex-start;
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(0, 215, 162, 0.15);
  color: var(--primary);
  border: 1px solid rgba(0, 215, 162, 0.3);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.use-case-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.use-case-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 24px;
  flex-grow: 1;
}

.feature-check-list {
  list-style: none;
  margin-bottom: 24px;
}

.feature-check-list li {
  font-size: 0.875rem;
  color: var(--text-main);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.feature-check-list svg {
  color: var(--primary);
  flex-shrink: 0;
}

/* ==========================================================================
   EQUIPMENT & NETWORK INFRASTRUCTURE SECTION (#technologie)
   ========================================================================== */

.equipment-section {
  padding: 90px 0;
  background: rgba(255, 255, 255, 0.015);
}

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

.equipment-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.equipment-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-glow);
}

.equipment-icon-wrapper {
  width: 52px;
  height: 52px;
  background: var(--surface-glass);
  border: 1px solid var(--surface-glass-border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
  color: var(--primary);
}

.equipment-vendor {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.equipment-name {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px;
}

.equipment-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   PARIS & IDF COVERAGE HUBS
   ========================================================================== */

.hubs-section {
  padding: 80px 0;
}

.hubs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.hub-card {
  background: var(--surface-glass);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-fast);
}

.hub-card:hover {
  background: var(--surface-glass-hover);
  border-color: var(--primary);
}

.hub-city {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
}

.hub-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin: 6px 0 10px;
}

.hub-leadtime {
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   TECHNICAL QUALIFICATION FORM (INTERACTIVE WIDGET)
   ========================================================================== */

.form-section {
  padding: 90px 0;
  position: relative;
}

.form-wrapper-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-soft), var(--shadow-glow);
  backdrop-filter: blur(20px);
}

/* Multi-step progress bar */
.form-steps-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  position: relative;
}

.form-steps-header::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--surface-glass-border);
  z-index: 1;
  transform: translateY(-50%);
}

.step-item {
  position: relative;
  z-index: 2;
  background: var(--bg-dark);
  padding: 0 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.step-num {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--surface-glass);
  border: 1px solid var(--surface-glass-border);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.step-item.active .step-num {
  background: var(--brand-gradient);
  border-color: var(--primary);
  color: #fff;
  box-shadow: 0 0 15px var(--primary-glow);
}

.step-item.completed .step-num {
  background: var(--primary);
  border-color: var(--primary);
  color: #0a0910;
}

.step-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.step-item.active .step-title {
  color: #fff;
}

/* Form Options Cards */
.form-step-content {
  display: none;
}

.form-step-content.active {
  display: block;
}

.options-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.option-select-card {
  background: var(--surface-glass);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: 24px;
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
}

.option-select-card:hover {
  background: var(--surface-glass-hover);
  border-color: rgba(255,255,255,0.2);
}

.option-select-card.selected {
  border-color: var(--primary);
  background: rgba(0, 215, 162, 0.12);
  box-shadow: 0 0 20px rgba(0, 215, 162, 0.25);
}

.option-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.option-label {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.option-subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Input Fields */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--surface-glass-border);
  border-radius: 50px;
  color: #fff;
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-fast);
}

select.form-control {
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 20px;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 215, 162, 0.25);
}

.form-controls-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-navigation {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--surface-glass-border);
}

/* ==========================================================================
   SECOURS & DÉPANNAGE PANNE SECTION (En bas de page - Clean & Pro)
   ========================================================================== */

.emergency-section {
  padding: 80px 0;
}

.emergency-banner-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-lg);
  padding: 44px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

.emergency-banner-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--brand-gradient);
}

.emergency-banner-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 32px;
  align-items: center;
}

.emergency-title {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.emergency-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.emergency-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.highlight-box {
  background: var(--surface-glass);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */

.faq-section {
  padding: 80px 0;
}

.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

.faq-question {
  width: 100%;
  padding: 22px 28px;
  background: transparent;
  border: none;
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-answer {
  padding: 0 28px 24px;
  color: var(--text-muted);
  font-size: 0.98rem;
  display: none;
  line-height: 1.6;
}

.faq-item.open .faq-answer {
  display: block;
}

.faq-icon {
  transition: var(--transition-fast);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  background: #06050a;
  border-top: 1px solid var(--surface-glass-border);
  padding: 60px 0 30px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--surface-glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid,
  .emergency-banner-grid,
  .footer-grid,
  .equipment-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .use-cases-grid,
  .hubs-grid,
  .options-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .nav-links {
    display: none;
  }
}

@media (max-width: 640px) {
  .use-cases-grid,
  .hubs-grid,
  .options-grid,
  .metrics-grid,
  .equipment-grid,
  .emergency-banner-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .form-wrapper-card {
    padding: 24px;
  }
  
  .form-steps-header {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
  }
}