/* =========================================
   PLOMBIER URGENCE LAUSANNE — styles.css
   Mobile-first | CSS3 pur | Variables CSS
   ========================================= */

/* --- VARIABLES --- */
:root {
  --red:        #D32F2F;
  --red-dark:   #B71C1C;
  --blue:       #1565C0;
  --blue-light: #E3F2FD;
  --bg:         #FAFAFA;
  --text:       #212121;
  --text-light: #555555;
  --white:      #FFFFFF;
  --radius:     8px;
  --shadow:     0 2px 12px rgba(0,0,0,0.10);
  --font-display: 'Montserrat', sans-serif;
  --font-body:    'Inter', sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
}

/* --- RESET & BASE --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  padding-top: 56px; /* sticky CTA height */
}

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

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

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

/* --- CONTAINER --- */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-sm);
}

/* --- STICKY CTA (mobile) --- */
.sticky-cta {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9rem;
  text-align: center;
  padding: 0.75rem var(--space-sm);
  letter-spacing: 0.02em;
  transition: background 0.2s;
  display: block;
}
.sticky-cta:hover, .sticky-cta:focus { background: var(--red-dark); color: var(--white); }

/* --- HEADER --- */
.site-header {
  position: sticky;
  top: 56px;
  z-index: 100;
  background: var(--blue);
  box-shadow: var(--shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  gap: var(--space-sm);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}
.logo-icon { font-size: 1.4rem; }
.logo strong { color: #FDD835; }

.nav-list {
  list-style: none;
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  align-items: center;
}

.nav-list a {
  color: rgba(255,255,255,0.88);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}
.nav-list a:hover, .nav-list a:focus { background: rgba(255,255,255,0.15); color: var(--white); }

.nav-cta {
  background: var(--red) !important;
  color: var(--white) !important;
  font-weight: 700 !important;
  padding: 0.4rem 0.9rem !important;
}
.nav-cta:hover { background: var(--red-dark) !important; }

/* --- HERO --- */
.hero {
  background: linear-gradient(135deg, var(--blue) 0%, #0D47A1 100%);
  color: var(--white);
  padding: var(--space-lg) 0;
  text-align: center;
}

.hero-inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-sm); }

.badge-urgence {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1.5px solid rgba(255,255,255,0.4);
  color: #FDD835;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  text-transform: uppercase;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(253,216,53,0.4); }
  50%       { box-shadow: 0 0 0 8px rgba(253,216,53,0); }
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  line-height: 1.2;
  max-width: 680px;
}
.hero h1 span { color: #FDD835; }

.hero-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.9);
  max-width: 560px;
  line-height: 1.7;
}

.btn-urgence {
  display: inline-block;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.05rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
  letter-spacing: 0.01em;
  text-align: center;
}
.btn-urgence:hover, .btn-urgence:focus { background: var(--red-dark); transform: translateY(-1px); color: var(--white); }
.btn-urgence:active { transform: translateY(0); }

.hero-note {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
  margin-top: -0.25rem;
}

/* --- CHIFFRES CLÉS --- */
.chiffres {
  background: var(--white);
  padding: var(--space-md) 0;
  border-bottom: 3px solid var(--blue-light);
}

.chiffres-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.chiffre-item {
  text-align: center;
  padding: var(--space-sm);
  border-radius: var(--radius);
  background: var(--blue-light);
}

.chiffre-icon { font-size: 2rem; display: block; margin-bottom: 0.4rem; }

.chiffre-item strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--blue);
  margin-bottom: 0.3rem;
}

.chiffre-item p { font-size: 0.88rem; color: var(--text-light); }

/* --- SECTIONS COMMUNES --- */
section { padding: var(--space-lg) 0; }

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--blue);
  margin-bottom: 0.5rem;
  line-height: 1.25;
}

.section-sub {
  color: var(--text-light);
  font-size: 0.97rem;
  margin-bottom: var(--space-md);
  max-width: 600px;
}

/* --- SERVICES --- */
.services { background: var(--bg); }

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.service-card {
  background: var(--white);
  border: 1px solid #E0E0E0;
  border-radius: var(--radius);
  padding: var(--space-sm) var(--space-sm);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: box-shadow 0.2s, transform 0.2s;
}
.service-card:hover { box-shadow: 0 6px 24px rgba(21,101,192,0.15); transform: translateY(-2px); }

.service-icon { font-size: 1.8rem; }

.service-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--blue);
}

.service-card p { font-size: 0.9rem; color: var(--text-light); flex: 1; }

.btn-service {
  display: inline-block;
  background: transparent;
  border: 2px solid var(--red);
  color: var(--red);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.82rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
  align-self: flex-start;
  margin-top: auto;
}
.btn-service:hover, .btn-service:focus { background: var(--red); color: var(--white); }

/* --- ZONE D'INTERVENTION --- */
.zone { background: var(--blue-light); }

.communes-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: var(--space-sm);
}

.communes-grid span {
  background: var(--white);
  border: 1px solid var(--blue);
  color: var(--blue);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
}

/* --- TÉMOIGNAGES --- */
.temoignages { background: var(--white); }

.temoignages-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-sm);
}

.temoignage-card {
  background: var(--blue-light);
  border-left: 4px solid var(--blue);
  border-radius: var(--radius);
  padding: var(--space-sm);
}

.stars { color: #F9A825; font-size: 1.1rem; margin-bottom: 0.4rem; }

.temoignage-card p { font-size: 0.93rem; color: var(--text); font-style: italic; margin-bottom: 0.5rem; }

.temoignage-card footer cite { font-size: 0.82rem; color: var(--text-light); font-style: normal; font-weight: 500; }

/* --- CONTACT --- */
.contact { background: var(--blue); color: var(--white); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.contact h2 { color: var(--white); }

.contact-info { display: flex; flex-direction: column; gap: var(--space-sm); }

.contact-info p { color: rgba(255,255,255,0.85); font-size: 0.97rem; }

.contact-hours { font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.7; }

/* FORM */
.contact-form {
  background: var(--white);
  border-radius: var(--radius);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.form-group { display: flex; flex-direction: column; gap: 0.3rem; }

.form-group label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.8rem;
  border: 1.5px solid #BDBDBD;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--blue); }

.form-group textarea { resize: vertical; }

.form-check { flex-direction: row; align-items: flex-start; gap: 0.6rem; }
.form-check input[type="checkbox"] { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--red); flex-shrink: 0; }
.form-check label { font-size: 0.82rem; color: var(--text-light); }
.form-check a { color: var(--blue); text-decoration: underline; }

.btn-submit { width: 100%; font-size: 1rem; padding: 0.9rem; cursor: pointer; border: none; }

/* --- FOOTER --- */
.site-footer {
  background: #0D1B2A;
  color: rgba(255,255,255,0.75);
  padding: var(--space-md) 0 var(--space-sm);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand { display: flex; flex-direction: column; gap: 0.4rem; }
.footer-brand strong { color: var(--white); font-size: 1.05rem; font-family: var(--font-display); }
.footer-brand p { font-size: 0.85rem; }
.footer-brand a { font-size: 0.9rem; color: rgba(255,255,255,0.8); margin-top: 0.2rem; }
.footer-brand a:hover { color: var(--white); }

.footer-horaires strong,
.footer-legal strong {
  display: block;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}

.footer-horaires p,
.footer-legal p { font-size: 0.82rem; line-height: 1.7; }

.footer-legal a { color: #90CAF9; font-size: 0.82rem; text-decoration: underline; }
.footer-legal a:hover { color: var(--white); }

.footer-copy {
  text-align: center;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  padding-top: var(--space-sm);
}
.footer-copy a { color: rgba(255,255,255,0.6); text-decoration: underline; }

/* =========================================
   RESPONSIVE — Tablet 768px+
   ========================================= */
@media (min-width: 768px) {
  body { padding-top: 52px; }

  .sticky-cta { font-size: 1rem; }

  .hero h1 { font-size: 2.6rem; }
  .hero-sub { font-size: 1.1rem; }

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

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

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

  .contact-inner { grid-template-columns: 1fr 1.4fr; }

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

/* =========================================
   RESPONSIVE — Desktop 1024px+
   ========================================= */
@media (min-width: 1024px) {
  .hero h1 { font-size: 3rem; }

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

  .logo-text { font-size: 1.1rem; }

  .nav-list a { font-size: 0.92rem; }
}