/* ==============================================================================
 * PATANYA Nettoyage - Feuille de style principale (Vanilla CSS3)
 * Design : Swiss / European Corporate Minimalist B2B
 * ============================================================================== */

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

:root {
  --color-primary: #0D3B36;
  --color-primary-dark: #082824;
  --color-primary-light: #16564F;
  --color-accent: #0D5C50;
  --color-accent-subtle: #E8F2F0;
  --color-bg: #FBFBFC;
  --color-surface: #FFFFFF;
  --color-surface-alt: #F7F9F8;
  --color-text: #1E252B;
  --color-text-muted: #556270;
  --color-border: #E2E8E7;
  --color-border-subtle: #EEF2F1;
  
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-card: 0 4px 16px rgba(13, 59, 54, 0.04), 0 1px 3px rgba(0, 0, 0, 0.03);
  --container-max: 1240px;
}

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

html {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

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

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

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Top bar */
.top-bar {
  background-color: #0A2623;
  color: #C8E6C9;
  font-size: 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid #144741;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(251, 251, 252, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  transition: all 0.2s ease;
}
.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.brand-logo {
  display: flex;
  flex-direction: column;
}
.brand-logo .brand-name {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--color-primary);
  line-height: 1;
}
.brand-logo .brand-sub {
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.main-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--color-primary);
  background-color: var(--color-accent-subtle);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background-color: var(--color-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background-color: var(--color-primary-dark);
  box-shadow: 0 4px 12px rgba(13, 59, 54, 0.15);
}
.btn-secondary {
  background-color: #FFFFFF;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-secondary:hover {
  background-color: var(--color-surface-alt);
  border-color: #CBD5E1;
}

/* Marquee Ticker */
.ticker-wrap {
  width: 100%;
  overflow: hidden;
  background-color: var(--color-primary);
  color: #FFFFFF;
  padding: 0.85rem 0;
  border-top: 1px solid #18534C;
  border-bottom: 1px solid #18534C;
}
.ticker-content {
  display: flex;
  width: max-content;
  animation: marquee 35s linear infinite;
  white-space: nowrap;
}
.ticker-content:hover {
  animation-play-state: paused;
}
.ticker-item {
  font-size: 0.85rem;
  font-weight: 500;
  color: #D1E7DD;
  margin: 0 1rem;
}
@keyframes marquee {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  .ticker-content {
    animation: none;
  }
}

/* Card */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-subtle);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  border-color: rgba(13, 59, 54, 0.25);
  box-shadow: var(--shadow-card);
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}
.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  font-family: inherit;
  background-color: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 59, 54, 0.12);
}

/* Footer */
.site-footer {
  background-color: #0F171A;
  color: #D1D5DB;
  padding: 4rem 0 2rem;
  border-top: 1px solid #1F2937;
  font-size: 0.875rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-title {
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.footer-links {
  list-style: none;
}
.footer-links li {
  margin-bottom: 0.5rem;
}
.footer-links a:hover {
  color: #FFFFFF;
}
.footer-bottom {
  border-top: 1px solid #1F2937;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: #9CA3AF;
}

/* Responsive */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}