/* ==========================================================================
   OIO.MA - CORE DESIGN SYSTEM & STYLES
   Apple-inspired clarity, whitespace, typography and high conversion
   ========================================================================== */

:root {
  /* Color Palette - Monochrome with Warm Accents */
  --color-bg: #FFFFFF;
  --color-bg-secondary: #FBFBFD;
  --color-bg-tertiary: #F5F5F7;
  --color-surface: #FFFFFF;
  --color-dark-bg: #09090B;
  --color-dark-surface: #141417;
  --color-dark-surface-elevated: #1F1F24;
  
  --color-text: #1D1D1F;
  --color-text-muted: #6E6E73;
  --color-text-subtle: #86868B;
  --color-text-inverse: #FFFFFF;
  --color-text-inverse-muted: #A1A1AA;
  
  --color-border: #E5E5EA;
  --color-border-subtle: #F2F2F7;
  --color-border-dark: #27272A;
  
  /* Brand Accent: Warm Amber / Moroccan Ochre */
  --color-accent: #D97706;
  --color-accent-hover: #B45309;
  --color-accent-light: rgba(217, 119, 6, 0.08);
  --color-accent-glow: rgba(217, 119, 6, 0.25);
  
  /* Status */
  --color-success: #10B981;
  --color-error: #EF4444;
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BA5A;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Helvetica Neue", sans-serif;
  --font-mono: "SF Mono", Menlo, Monaco, Consolas, monospace;

  /* Spacing Scale */
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;
  --space-5xl: 128px;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 16px -2px rgba(0, 0, 0, 0.06), 0 2px 6px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 12px 32px -4px rgba(0, 0, 0, 0.08), 0 4px 12px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 24px 48px -12px rgba(0, 0, 0, 0.12);
  --shadow-inner: inset 0 1px 1px 0 rgba(255, 255, 255, 0.1);

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Container */
  --container-max: 1240px;
  --container-narrow: 840px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden !important;
  width: 100% !important;
  max-width: 100vw !important;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden !important;
  width: 100% !important;
  max-width: 100vw !important;
  position: relative;
  touch-action: pan-y;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

.section {
  padding-block: var(--space-4xl);
  position: relative;
}

@media (max-width: 768px) {
  .section {
    padding-block: var(--space-3xl);
  }
}

.section-dark {
  background-color: var(--color-dark-bg);
  color: var(--color-text-inverse);
}

.section-tertiary {
  background-color: var(--color-bg-secondary);
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background-color: var(--color-accent-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--color-text-muted);
  font-weight: 400;
  line-height: 1.5;
}

.section-dark .section-subtitle {
  color: var(--color-text-inverse-muted);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  transition: all var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: var(--space-lg);
}

.brand-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand-logo svg {
  height: 38px;
  width: auto;
  color: var(--color-dark-bg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  padding-block: var(--space-xs);
}

.nav-link:hover, .nav-link:focus-visible {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: var(--space-xs);
  cursor: pointer;
  color: var(--color-text);
}

.mobile-nav-toggle svg {
  width: 26px;
  height: 26px;
}

@media (max-width: 1024px) {
  .nav-links {
    display: none;
  }
  .mobile-nav-toggle {
    display: flex;
  }
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  inset: 72px 0 0 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(24px);
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: var(--space-2xl) var(--space-xl);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: all var(--transition-smooth);
}

.mobile-drawer.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.mobile-drawer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  list-style: none;
  margin-bottom: var(--space-2xl);
}

.mobile-drawer-link {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-text);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding-top: clamp(var(--space-3xl), 8vw, var(--space-5xl));
  padding-bottom: clamp(var(--space-3xl), 6vw, var(--space-4xl));
  background: radial-gradient(circle at 50% 0%, rgba(217, 119, 6, 0.04) 0%, transparent 60%);
}

.hero-content {
  text-align: center;
  max-width: 880px;
  margin-inline: auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-xl);
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 50%;
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
}

.hero-title {
  font-size: clamp(2.4rem, 5.2vw, 4.25rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
}

.hero-subtitle {
  font-size: clamp(1.125rem, 1.8vw, 1.35rem);
  color: var(--color-text-muted);
  font-weight: 400;
  line-height: 1.55;
  margin-inline: auto;
  max-width: 740px;
  margin-bottom: var(--space-2xl);
}

.hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.hero-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
  color: var(--color-text-subtle);
  font-size: 0.875rem;
  font-weight: 500;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.trust-item svg {
  color: var(--color-accent);
  width: 16px;
  height: 16px;
}

/* Hero Media Display */
.hero-visual {
  margin-top: var(--space-3xl);
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: var(--color-dark-bg);
}

.hero-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

@media (max-width: 960px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

.about-text .section-tag {
  margin-bottom: var(--space-md);
}

.about-text h2 {
  font-size: clamp(1.85rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: var(--space-lg);
}

.about-text p {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-md);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.about-visual {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

/* ==========================================================================
   Audit Section (Form + Value Anchor)
   ========================================================================== */
.audit-section {
  background-color: var(--color-bg-secondary);
  border-block: 1px solid var(--color-border);
}

.audit-card-wrapper {
  max-width: 820px;
  margin-inline: auto;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-xl), 5vw, var(--space-3xl));
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
}

/* Benefits Grid */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 768px) {
  .benefits-grid {
    grid-template-columns: 1fr;
  }
}

.benefit-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.benefit-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.benefit-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.benefit-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-xs);
}

.benefit-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   Services Grid
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 1080px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
}

.service-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.service-header {
  margin-bottom: var(--space-md);
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.service-tagline {
  font-size: 0.875rem;
  color: var(--color-accent);
  font-weight: 600;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  flex-grow: 1;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-xl);
}

.service-feature-item {
  font-size: 0.85rem;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.service-feature-item svg {
  color: var(--color-success);
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.service-card-action {
  margin-top: auto;
}

/* ==========================================================================
   Why Choose OIO.ma
   ========================================================================== */
.why-us-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}

.pillar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  position: relative;
}

.pillar-number {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
  display: inline-block;
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.pillar-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* ==========================================================================
   Case Studies
   ========================================================================== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

@media (max-width: 1024px) {
  .cases-grid {
    grid-template-columns: 1fr;
  }
}

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

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

.case-visual {
  aspect-ratio: 4 / 3;
  background: var(--color-dark-bg);
  overflow: hidden;
}

.case-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.case-body {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.case-sector {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.case-title {
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: var(--space-md);
}

.case-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  text-align: center;
}

.case-metric-val {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--color-text);
}

.case-metric-lbl {
  font-size: 0.725rem;
  color: var(--color-text-muted);
  line-height: 1.2;
}

.case-desc {
  font-size: 0.925rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-top: auto;
}

/* ==========================================================================
   Final CTA Section
   ========================================================================== */
.final-cta-card {
  background: radial-gradient(circle at 50% 0%, #1F1F24 0%, #09090B 100%);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-2xl), 6vw, var(--space-5xl)) var(--space-xl);
  text-align: center;
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-xl);
}

.final-cta-card .section-tag {
  background: rgba(217, 119, 6, 0.2);
  color: #F59E0B;
}

.final-cta-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.final-cta-desc {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--color-text-inverse-muted);
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-2xl);
  line-height: 1.6;
}

.final-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.final-cta-note {
  font-size: 0.9rem;
  color: var(--color-text-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
}

/* ==========================================================================
   Site Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-dark-bg);
  color: var(--color-text-inverse);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-2xl);
  border-top: 1px solid var(--color-border-dark);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

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

@media (max-width: 580px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
}

.footer-brand svg {
  height: 36px;
  width: auto;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-md);
}

.footer-slogan {
  font-size: 0.95rem;
  color: var(--color-text-inverse-muted);
  line-height: 1.6;
  max-width: 340px;
  margin-bottom: var(--space-lg);
}

.footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-inverse);
  margin-bottom: var(--space-lg);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  font-size: 0.9375rem;
  color: var(--color-text-inverse-muted);
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.footer-link:hover {
  color: var(--color-text-inverse);
}

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.footer-legal-links a {
  transition: color var(--transition-fast);
}

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