@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Roboto:wght@300;400;500;700&display=swap');

/* ==========================================================================
   1. CSS Variables & Root Configuration
   ========================================================================== */

:root {
  /* Brand Palette */
  --primary: #000000;
  --accent: #FF3B00;
  --bg: #FFFFFF;
  --surface: #F5F5F5;
  --text: #000000;
  --muted: #666666;

  /* Typography */
  --font-heading: 'Bebas Neue', sans-serif;
  --font-body: 'Roboto', sans-serif;

  /* Spacing & Layout */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;
  
  /* Borders & Radii */
  --radius-pill: 999px;
  --radius-card: 24px;
  --border-thin: 1px solid var(--primary);
  --border-muted: 1px solid var(--muted);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
}

/* ==========================================================================
   2. Reset & Base Styles
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

ul,
ol {
  list-style: none;
}

/* ==========================================================================
   3. Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: var(--primary);
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: var(--spacing-sm);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: var(--spacing-xs);
}

h4 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--text);
  max-width: 65ch;
}

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

.text-accent {
  color: var(--accent);
}

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

.lead {
  font-size: 1.25rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--muted);
}

/* ==========================================================================
   4. Layout & Swiss Grid System
   ========================================================================== */

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.section-lg {
  padding: var(--spacing-2xl) 0;
}

.grid {
  display: grid;
  gap: var(--spacing-md);
}

.grid-2 {
  grid-template-columns: 1fr;
}

.grid-3 {
  grid-template-columns: 1fr;
}

.grid-4 {
  grid-template-columns: 1fr;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--spacing-md);
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* ==========================================================================
   5. Header & Navigation
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: var(--bg);
  z-index: var(--z-sticky);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.header.scrolled {
  border-bottom: 1px solid var(--primary);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  position: relative;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--primary);
}

.logo span {
  color: var(--accent);
}

/* CRITICAL: Hamburger Menu Rules */
.mobile-menu-toggle { display: none; }
.nav-menu { display: flex; gap: 1.5rem; }

@media (max-width: 767px) {
  .mobile-menu-toggle { display: inline-block; }
  .nav-menu { display: none; }
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 1rem;
    border-top: 1px solid var(--muted);
  }
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: 0.25rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-menu-toggle {
  width: 32px;
  height: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* ==========================================================================
   6. Buttons & Interactive Elements
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-pill);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  box-shadow: none;
}

.btn-primary {
  background: var(--primary);
  color: var(--bg);
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: var(--bg);
}

.cta-button {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
  font-weight: 700;
}

.cta-button:hover {
  background: var(--primary);
  border-color: var(--primary);
}

.form-submit {
  background: var(--primary);
  color: var(--bg);
  border-color: var(--primary);
  width: 100%;
  padding: 1rem 2rem;
}

.form-submit:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* ==========================================================================
   7. Forms & Contact Rows
   ========================================================================== */

.form-group { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 1rem; width: 100%; }

.form-label {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text);
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--muted);
  border-radius: 24px;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-textarea { min-height: 140px; resize: vertical; border-radius: 24px; }

.contact-row { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 1rem; }

.contact-row .icon {
  width: 1.4rem;
  height: 1.4rem;
  flex-shrink: 0;
  color: var(--accent);
  margin-top: 0.2rem;
}

.contact-row .contact-text {
  font-size: 1rem;
  line-height: 1.5;
}

.contact-row .contact-text strong {
  display: block;
  font-weight: 700;
  margin-bottom: 0.15rem;
}

/* ==========================================================================
   8. Photo Background Overlay (CRITICAL)
   ========================================================================== */

.has-photo-bg { position: relative; isolation: isolate; }

.has-photo-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(0,0,0,0.65), rgba(0,0,0,0.85));
  z-index: 0;
}

.has-photo-bg > * { position: relative; z-index: 1; }

/* ==========================================================================
   9. Hero Section
   ========================================================================== */

.hero-section {
  min-height: 85vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  color: var(--bg);
}

.hero-section h1,
.hero-section p {
  color: var(--bg);
}

.hero-section .lead {
  color: rgba(255, 255, 255, 0.8);
  max-width: 50ch;
}

.hero-content {
  max-width: 800px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

/* ==========================================================================
   10. Features & Services Sections
   ========================================================================== */

.feature-card,
.service-card {
  background: var(--bg);
  border: 1px solid var(--primary);
  border-radius: var(--radius-card);
  padding: var(--spacing-lg);
  transition: transform var(--transition-base), border-color var(--transition-base);
  box-shadow: none;
}

.feature-card:hover,
.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.feature-icon,
.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
  color: var(--accent);
}

.feature-card h3,
.service-card h3 {
  font-size: 1.75rem;
}

/* ==========================================================================
   11. About & Stats Sections
   ========================================================================== */

.about-section {
  background: var(--surface);
  border-top: 1px solid var(--muted);
  border-bottom: 1px solid var(--muted);
}

.about-image {
  border-radius: var(--radius-card);
  overflow: hidden;
  border: 1px solid var(--primary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-md);
  text-align: center;
}

.stat-item {
  padding: var(--spacing-lg);
  border: 1px solid var(--primary);
  border-radius: var(--radius-card);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
}

/* ==========================================================================
   12. Testimonials Section
   ========================================================================== */

.testimonial-section {
  background-size: cover;
  background-position: center;
  color: var(--bg);
}

.testimonial-section h2 {
  color: var(--bg);
}

.testimonial-card {
  background: var(--surface);
  color: var(--text);
  border-radius: var(--radius-card);
  padding: var(--spacing-lg);
  border: 1px solid var(--primary);
  box-shadow: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.testimonial-quote {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--text);
  font-style: italic;
  flex-grow: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--muted);
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid var(--accent);
}

.author-info strong {
  display: block;
  font-weight: 700;
  font-size: 0.95rem;
}

.author-info span {
  font-size: 0.85rem;
  color: var(--muted);
}

/* ==========================================================================
   13. CTA Section
   ========================================================================== */

.cta-section {
  background: var(--primary);
  color: var(--bg);
  text-align: center;
}

.cta-section h2 {
  color: var(--bg);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0 auto var(--spacing-lg);
}

/* ==========================================================================
   14. Policy Pages
   ========================================================================== */

.policy-page {
  padding: var(--spacing-xl) 0;
}

.policy-content {
  max-width: 800px;
  margin: 0 auto;
}

.policy-content h2 {
  margin-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--accent);
}

.policy-content h3 {
  margin-top: var(--spacing-lg);
  font-size: 1.5rem;
}

.policy-content p,
.policy-content li {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: var(--spacing-sm);
}

.policy-content ul {
  padding-left: 1.5rem;
  list-style: disc;
  margin-bottom: var(--spacing-md);
}

.policy-content ul li {
  margin-bottom: 0.5rem;
}

.policy-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.policy-content a:hover {
  color: var(--primary);
}

/* ==========================================================================
   15. Footer
   ========================================================================== */

.footer {
  background: var(--primary);
  color: var(--bg);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
  border-top: 4px solid var(--accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.footer-col h4 {
  color: var(--bg);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--accent);
}

.footer-col p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  margin: 0;
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  color: var(--bg);
  transition: all var(--transition-base);
}

.social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* ==========================================================================
   16. Cookie Popup
   ========================================================================== */

.cookie-popup {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  left: 1.5rem;
  max-width: 400px;
  background: var(--bg);
  border: 2px solid var(--primary);
  border-radius: var(--radius-card);
  padding: var(--spacing-md);
  z-index: var(--z-modal);
  box-shadow: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-left: auto;
}

.cookie-popup.hidden {
  display: none;
}

.cookie-popup p {
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

.cookie-actions {
  display: flex;
  gap: var(--spacing-xs);
}

.cookie-actions .btn {
  padding: 0.5rem 1.25rem;
  font-size: 0.8rem;
}

/* ==========================================================================
   17. Accessibility & Focus States
   ========================================================================== */

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.btn:focus-visible {
  outline-offset: 4px;
  border-radius: var(--radius-pill);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--bg);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  z-index: 9999;
  font-weight: 700;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

/* ==========================================================================
   18. Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* ==========================================================================
   19. Responsive Breakpoints (Mobile-First)
   ========================================================================== */

/* Tablet: 768px and up */
@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

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

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }

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

  .cookie-popup {
    left: auto;
  }
}

/* Desktop: 1024px and up */
@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

  .hero-content {
    max-width: 60%;
  }

  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
  }

  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
  }
}

/* ==========================================================================
   20. Swiss Grid Utilities (Desktop Only)
   ========================================================================== */

@media (min-width: 1024px) {
  .col-span-1 { grid-column: span 1; }
  .col-span-2 { grid-column: span 2; }
  .col-span-3 { grid-column: span 3; }
  .col-span-4 { grid-column: span 4; }
  .col-span-5 { grid-column: span 5; }
  .col-span-6 { grid-column: span 6; }
  .col-span-7 { grid-column: span 7; }
  .col-span-8 { grid-column: span 8; }
  .col-span-9 { grid-column: span 9; }
  .col-span-10 { grid-column: span 10; }
  .col-span-11 { grid-column: span 11; }
  .col-span-12 { grid-column: span 12; }
  
  .col-start-1 { grid-column-start: 1; }
  .col-start-2 { grid-column-start: 2; }
  .col-start-3 { grid-column-start: 3; }
  .col-start-4 { grid-column-start: 4; }
  .col-start-5 { grid-column-start: 5; }
  .col-start-6 { grid-column-start: 6; }
  .col-start-7 { grid-column-start: 7; }
  .col-start-8 { grid-column-start: 8; }
  .col-start-9 { grid-column-start: 9; }
  .col-start-10 { grid-column-start: 10; }
  .col-start-11 { grid-column-start: 11; }
  .col-start-12 { grid-column-start: 12; }
}

/* ==========================================================================
   21. Print Styles
   ========================================================================== */

@media print {
  .header,
  .footer,
  .cookie-popup,
  .mobile-menu-toggle,
  .cta-section {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    text-decoration: underline;
  }

  .section {
    padding: 1rem 0;
    break-inside: avoid;
  }
}