@layer reset, tokens, base, components, utilities;

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  [hidden] {
    display: none !important;
  }
}

@layer tokens {
  :root {
    color-scheme: dark;

    /* Surfaces — Electric Telecom Dark */
    --surface-base: #0B0F19;
    --surface-dim: #0f131d;
    --surface-card: #111827;
    --surface-elevated: #161F30;
    --surface-highlight: #1E293B;

    /* Brand Accents */
    --primary: #c3c0ff;
    --primary-container: #4F46E5;
    --call-hover: #6366F1;
    --secondary: #d0bcff;
    --tertiary: #adc6ff;
    --status-online: #10B981;

    /* Text Hierarchy */
    --text-primary: #F8FAFC;
    --on-surface: #dfe2f1;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;

    /* Borders */
    --border-subtle: #1E293B;
    --border-medium: #2A374F;
    --border-focus: #6366F1;

    /* Radii & Layout */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-pill: 9999px;
    --max-w: 1200px;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  }
}

@layer base {
  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background-color: var(--surface-base);
    color: var(--on-surface);
    font-size: 14px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-image:
      radial-gradient(ellipse 80% 45% at 50% -10%, rgba(79, 70, 229, 0.18), transparent 70%);
  }

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

  code {
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--surface-elevated);
    color: var(--primary);
  }

  :focus-visible {
    outline: 2px solid var(--border-focus);
    outline-offset: 2px;
  }

  .material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 500, 'GRAD' 0, 'opsz' 20;
    font-size: 20px;
    line-height: 1;
    vertical-align: middle;
    user-select: none;
  }

  .icon-xs {
    font-size: 16px !important;
  }

  .icon-sm {
    font-size: 18px !important;
  }
}

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

  /* =========================================================================
     STICKY HEADER
     ========================================================================= */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(11, 15, 25, 0.88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
  }

  .header-inner {
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 700;
    font-size: 16px;
    letter-spacing: -0.02em;
  }

  .brand-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-md);
    background: var(--primary-container);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
  }

  .brand-icon.sm {
    width: 28px;
    height: 28px;
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 28px;
  }

  .main-nav a {
    color: var(--text-secondary);
    font-size: 13.5px;
    font-weight: 500;
    transition: color 0.15s ease;
  }

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

  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  /* =========================================================================
     BUTTONS
     ========================================================================= */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
  }

  .btn-sm {
    padding: 7px 14px;
    font-size: 12.5px;
  }

  .btn-lg {
    padding: 12px 24px;
    font-size: 14px;
  }

  .btn-block {
    width: 100%;
  }

  .btn-primary {
    background: var(--primary-container);
    color: #ffffff;
    box-shadow: 0 4px 16px rgba(79, 70, 229, 0.32);
  }

  .btn-primary:hover {
    background: var(--call-hover);
    transform: translateY(-1px);
  }

  .btn-secondary {
    background: var(--surface-elevated);
    border-color: var(--border-medium);
    color: var(--text-primary);
  }

  .btn-secondary:hover {
    background: var(--surface-highlight);
    border-color: var(--text-muted);
  }

  /* =========================================================================
     HERO SECTION (CENTERED EXECUTIVE B2B)
     ========================================================================= */
  .hero {
    padding: 72px 0 84px;
  }

  .hero-centered {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    background: rgba(79, 70, 229, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 24px;
  }

  .badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--status-online);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.6);
  }

  .hero-title {
    font-size: clamp(2.15rem, 4.2vw, 3.35rem);
    line-height: 1.12;
    letter-spacing: -0.03em;
    font-weight: 700;
    color: var(--text-primary);
    max-width: 820px;
    margin-bottom: 20px;
  }

  .hero-subtitle {
    font-size: 16px;
    line-height: 1.65;
    color: var(--text-secondary);
    max-width: 680px;
    margin-bottom: 32px;
  }

  .hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-bottom: 48px;
  }

  /* 3 Key Metrics Bar */
  .hero-metrics {
    width: 100%;
    max-width: 880px;
    padding: 20px 28px;
    border-radius: var(--radius-lg);
    background: rgba(17, 24, 39, 0.75);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 56px;
  }

  .metric-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
  }

  .metric-val {
    font-family: var(--font-mono);
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
  }

  .metric-label {
    font-size: 12.5px;
    color: var(--text-secondary);
  }

  .metric-divider {
    width: 1px;
    height: 36px;
    background: var(--border-subtle);
  }

  /* 3-Column Product Overview Panel */
  .product-overview-panel {
    width: 100%;
    text-align: left;
    background: linear-gradient(180deg, rgba(22, 31, 48, 0.7) 0%, rgba(17, 24, 39, 0.95) 100%);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-xl);
    padding: 32px;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  }

  .overview-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .overview-col {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding-right: 12px;
  }

  .overview-col:not(:last-child) {
    border-right: 1px solid var(--border-subtle);
    padding-right: 24px;
  }

  .overview-col-head {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .overview-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .overview-icon.indigo {
    background: rgba(79, 70, 229, 0.16);
    border: 1px solid rgba(99, 102, 241, 0.35);
    color: var(--primary);
  }

  .overview-icon.emerald {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.3);
    color: #34D399;
  }

  .overview-icon.violet {
    background: rgba(139, 92, 246, 0.15);
    border: 1px solid rgba(167, 139, 250, 0.32);
    color: var(--secondary);
  }

  .overview-tag {
    display: block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-bottom: 2px;
  }

  .overview-col h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
  }

  .overview-col p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.55;
  }

  .overview-points {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: auto;
    padding-top: 8px;
  }

  .overview-points li {
    position: relative;
    padding-left: 16px;
    font-size: 12.5px;
    color: var(--on-surface);
  }

  .overview-points li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--call-hover);
  }

  /* =========================================================================
     SECTIONS & 6-CARD BENTO GRID
     ========================================================================= */
  .section {
    padding: 84px 0;
  }

  .section-alt {
    background: rgba(17, 24, 39, 0.55);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
  }

  .section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 52px;
  }

  .eyebrow {
    display: inline-block;
    color: var(--primary);
    font-size: 11.5px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
  }

  .section-header h2 {
    font-size: clamp(1.7rem, 2.8vw, 2.25rem);
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 12px;
  }

  .section-header p {
    font-size: 14.5px;
    color: var(--text-secondary);
  }

  .features-bento-6 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }

  .bento-card {
    background: var(--surface-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: border-color 0.15s ease, transform 0.15s ease;
  }

  .bento-card:hover {
    border-color: var(--border-medium);
    transform: translateY(-2px);
  }

  .bento-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--surface-elevated);
    border: 1px solid var(--border-medium);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .bento-card h3 {
    font-size: 15.5px;
    font-weight: 600;
    color: var(--text-primary);
  }

  .bento-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.55;
  }

  /* =========================================================================
     3-STEP DEPLOYMENT FLOW
     ========================================================================= */
  .steps-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .step-card {
    background: var(--surface-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 26px;
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .step-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 4px;
  }

  .step-number {
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 3px 9px;
    border-radius: var(--radius-sm);
    background: rgba(79, 70, 229, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--primary);
  }

  .step-icon {
    color: var(--text-muted);
    font-size: 22px !important;
  }

  .step-card h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
  }

  .step-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.55;
  }

  /* =========================================================================
     3-COLUMN PRICING TABLE
     ========================================================================= */
  .pricing-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    align-items: stretch;
  }

  .plan-card {
    position: relative;
    background: var(--surface-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 30px 26px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 24px;
  }

  .plan-card.featured {
    background: linear-gradient(180deg, rgba(22, 31, 48, 0.95) 0%, var(--surface-card) 100%);
    border-color: var(--call-hover);
    box-shadow: 0 20px 50px rgba(79, 70, 229, 0.2);
  }

  .plan-popular-ribbon {
    position: absolute;
    top: -12px;
    right: 24px;
    padding: 3px 12px;
    border-radius: var(--radius-pill);
    background: var(--primary-container);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.02em;
  }

  .plan-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .plan-tag {
    padding: 3px 9px;
    border-radius: var(--radius-sm);
    background: var(--surface-highlight);
    border: 1px solid var(--border-medium);
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 600;
  }

  .plan-tag.indigo {
    background: rgba(79, 70, 229, 0.18);
    border-color: rgba(99, 102, 241, 0.35);
    color: var(--primary);
  }

  .plan-header h3 {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary);
  }

  .plan-price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin: 4px 0;
  }

  .price-amount {
    font-size: 32px;
    line-height: 1;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text-primary);
  }

  .price-period {
    font-size: 13px;
    color: var(--text-muted);
  }

  .plan-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
  }

  .plan-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 11px;
    padding-top: 18px;
    border-top: 1px solid var(--border-subtle);
    font-size: 13px;
    margin-bottom: auto;
  }

  .plan-features li {
    display: flex;
    align-items: flex-start;
    gap: 9px;
  }

  .plan-features li .material-symbols-outlined {
    margin-top: 2px;
  }

  /* Option Numéro Mobile 06/07 Banner */
  .pricing-option-banner {
    margin-top: 24px;
    padding: 20px 26px;
    border-radius: var(--radius-lg);
    background: var(--surface-elevated);
    border: 1px solid var(--border-medium);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
  }

  .option-banner-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex: 1;
    min-width: 280px;
  }

  .option-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: rgba(79, 70, 229, 0.16);
    border: 1px solid rgba(99, 102, 241, 0.35);
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }

  .option-banner-left strong {
    display: block;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 3px;
  }

  .option-banner-left p {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.5;
  }

  .option-banner-price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-md);
    background: rgba(11, 15, 25, 0.6);
    border: 1px solid var(--border-subtle);
    white-space: nowrap;
  }

  .option-price-val {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
  }

  .option-price-sub {
    font-size: 12px;
    color: var(--text-secondary);
  }

  /* =========================================================================
     FAQ ACCORDION
     ========================================================================= */
  .faq-container {
    max-width: 820px;
  }

  .faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

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

  .faq-item summary {
    list-style: none;
    padding: 18px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-chevron {
    color: var(--text-muted);
    transition: transform 0.2s ease;
  }

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

  .faq-item p {
    padding: 0 22px 18px;
    font-size: 13.5px;
    color: var(--text-secondary);
    line-height: 1.6;
  }

  /* =========================================================================
     FINAL CTA & FOOTER
     ========================================================================= */
  .cta-section {
    padding: 20px 0 84px;
  }

  .cta-box {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.22), rgba(22, 31, 48, 0.95));
    border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: var(--radius-xl);
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    flex-wrap: wrap;
  }

  .cta-text {
    max-width: 560px;
  }

  .cta-text h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
  }

  .cta-text p {
    font-size: 14px;
    color: var(--text-secondary);
  }

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

  .site-footer {
    padding: 28px 0;
    border-top: 1px solid var(--border-subtle);
    background: rgba(11, 15, 25, 0.95);
    font-size: 13px;
  }

  .footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
  }

  .footer-left {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
  }

  .footer-copy {
    color: var(--text-muted);
    font-size: 12.5px;
  }

  .footer-links {
    display: flex;
    align-items: center;
    gap: 22px;
    flex-wrap: wrap;
  }

  .footer-links a {
    color: var(--text-secondary);
    font-size: 12.5px;
    transition: color 0.15s ease;
  }

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

@layer utilities {
  .text-primary {
    color: var(--primary);
  }

  .text-online {
    color: #34D399;
  }

  @media (max-width: 1024px) {
    .overview-grid-3,
    .features-bento-6,
    .steps-grid-3,
    .pricing-grid-3 {
      grid-template-columns: 1fr;
    }

    .overview-col:not(:last-child) {
      border-right: none;
      border-bottom: 1px solid var(--border-subtle);
      padding-right: 0;
      padding-bottom: 24px;
    }

    .hero-metrics {
      flex-direction: column;
    }

    .metric-divider {
      width: 100%;
      height: 1px;
    }

    .main-nav {
      display: none;
    }
  }

  @media (max-width: 640px) {
    .hide-mobile {
      display: none;
    }
  }
}