/* ============================================
   BAUVIA CONCEPT GMBH - Main Stylesheet
   Premium Renovation Company - Nürnberg
   ============================================ */

/* --- CSS Variables --- */
:root {
  --navy: #0a0a37;
  --blue: #1891db;
  --light-blue: #cfe2f3;
  --white: #FFFFFF;
  --light-gray: #f5f7fa;
  --dark-gray: #444444;
  --whatsapp: #25D366;
  --font: 'Inter', sans-serif;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 12px;
  --transition: all 0.3s ease;
  --max-width: 1200px;
}

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

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

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--dark-gray);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  color: var(--navy);
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
}

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

.section {
  padding: 5rem 0;
}

.section--navy {
  background: var(--navy);
  color: var(--white);
}

.section--navy h2,
.section--navy h3 {
  color: var(--white);
}

/* Cards inside navy sections keep dark text on white background */
.section--navy .card .card__title {
  color: var(--navy);
}

.section--navy .card .card__text {
  color: #666;
}

.section--gray {
  background: var(--light-gray);
}

.section--light-blue {
  background: var(--light-blue);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-header p {
  font-size: 1.125rem;
  color: #666;
}

.section--navy .section-header p {
  color: rgba(255,255,255,0.8);
}

/* --- Grid --- */
.grid {
  display: grid;
  gap: 2rem;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--2x5 { grid-template-columns: repeat(2, 1fr); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

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

.btn--primary:hover {
  background: #1478b8;
  border-color: #1478b8;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(24,145,219,0.4);
}

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

.btn--secondary:hover {
  background: var(--white);
  color: var(--navy);
  transform: translateY(-2px);
}

.btn--navy {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn--navy:hover {
  background: #12124a;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(10,10,55,0.3);
}

.btn--outline {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}

.btn--outline:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}

.btn--whatsapp {
  background: var(--whatsapp);
  color: var(--white);
  border-color: var(--whatsapp);
}

.btn--whatsapp:hover {
  background: #1fb855;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(37,211,102,0.4);
}

.btn--full {
  width: 100%;
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

/* --- Cards --- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  transition: var(--transition);
}

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

.card__icon {
  width: 60px;
  height: 60px;
  background: var(--light-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--blue);
  margin-bottom: 1.25rem;
}

.card__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--navy);
}

.card__text {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* --- Badge / Pills --- */
.badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  background: var(--light-blue);
  color: var(--navy);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 500;
}

/* --- Star Rating --- */
.stars {
  color: #FFB800;
  font-size: 1.125rem;
  letter-spacing: 2px;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: rgba(255,255,255,0.7);
}

.breadcrumb a:hover {
  color: var(--white);
}

.breadcrumb span {
  color: var(--white);
}

/* --- Utilities --- */
.text-center { text-align: center; }
.text-white { color: var(--white); }
.text-navy { color: var(--navy); }
.text-blue { color: var(--blue); }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70% { box-shadow: 0 0 0 15px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
  40% { transform: translateY(-10px) translateX(-50%); }
  60% { transform: translateY(-5px) translateX(-50%); }
}

.animate { animation: fadeInUp 0.6s ease forwards; opacity: 0; }
.animate--delay-1 { animation-delay: 0.1s; }
.animate--delay-2 { animation-delay: 0.2s; }
.animate--delay-3 { animation-delay: 0.3s; }