/* 
   JANKOWSKI PARKETT - Architectural Craftsmanship Design System
   Slogan: "Werte aus Holz."
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500&family=Roboto+Condensed:wght@300;400;500;600&display=swap');

:root {
  /* Brand Colors from SVG Logo */
  --primary-color: #331d09; /* Deep Wood/Dark Brown */
  --secondary-color: #83603b; /* Golden Oak */
  
  /* Neutral Palette */
  --bg-color: #F8F7F5; /* Architectural Off-White */
  --surface-color: #FFFFFF; /* Pure white */
  --text-color: #4A4542; /* Softened dark grey-brown */
  --light-border: #E8E4DF;
  --dark-border: rgba(51, 29, 9, 0.1);
  
  /* Typography */
  --font-heading: 'Bahnschrift', 'DIN Alternate', 'Roboto Condensed', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout */
  --container-width: 1300px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1.5rem;
  --spacing-md: 3rem;
  --spacing-lg: 6rem;
  --spacing-xl: 10rem;
  
  /* Effects */
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* =========================================
   Reset & Base Styles
   ========================================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  color: var(--text-color);
  background-color: var(--bg-color);
  line-height: 1.8;
  font-size: 1.05rem;
  font-weight: 300;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--primary-color);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 4rem; letter-spacing: -1px; font-weight: 300; }
h2 { font-size: 3rem; font-weight: 400; letter-spacing: -0.5px; }
h3 { font-size: 2rem; font-weight: 400; }
h4 { font-size: 1.25rem; font-weight: 500; text-transform: uppercase; letter-spacing: 2px; }

p {
  margin-bottom: var(--spacing-md);
}

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

a:hover {
  color: var(--secondary-color);
}

ul {
  list-style: none;
}

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

/* =========================================
   Layout & Components
   ========================================= */
.container {
  width: 90%;
  max-width: var(--container-width);
  margin: 0 auto;
}

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

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

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

.section-dark {
  background-color: var(--primary-color);
  color: #fff;
}

.section-dark h2, .section-dark h3, .section-dark p {
  color: #fff;
}

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

.section-header {
  margin-bottom: var(--spacing-lg);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.section-header p.subtitle {
  color: var(--secondary-color);
  font-family: var(--font-heading);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 16px 45px;
  font-family: var(--font-heading);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background-color: var(--primary-color);
  color: #fff;
}

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

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: #fff;
}

.btn-white {
  background-color: transparent;
  border-color: #fff;
  color: #fff;
}
.btn-white:hover {
  background-color: #fff;
  color: var(--primary-color);
}

/* Typography elements */
.lead-text {
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--primary-color);
}

/* =========================================
   Header & Navigation
   ========================================= */
/* Top Bar */
.top-bar {
  background-color: var(--primary-color);
  color: #fff;
  padding: 8px 0;
  font-size: 0.8rem;
  font-family: var(--font-body);
  letter-spacing: 1px;
  transition: var(--transition);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar a {
  color: #fff;
  opacity: 0.8;
}
.top-bar a:hover {
  opacity: 1;
}
.top-bar .contact-info {
  display: flex;
  gap: 20px;
}
.top-bar i {
  color: var(--secondary-color);
  margin-right: 5px;
}

/* Main Header */
header {
  position: fixed;
  top: 0; /* Updated dynamically via JS if top-bar exists */
  left: 0;
  width: 100%;
  background-color: var(--surface-color);
  z-index: 1000;
  border-bottom: 1px solid var(--light-border);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 90px;
  transition: var(--transition);
}

header.scrolled .header-inner {
  height: 70px;
}

.logo-img {
  height: 45px;
  transition: var(--transition);
}

header.scrolled .logo-img {
  height: 35px;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
}

.nav-links a {
  color: var(--primary-color);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--secondary-color);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-color);
  cursor: pointer;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
  height: 100vh;
  min-height: 800px;
  display: flex;
  align-items: center;
  position: relative;
  background-color: var(--bg-color);
  margin-top: 120px; /* Offset for topbar + header */
  padding-top: 0;
}

.hero-layout {
  display: flex;
  align-items: center;
  height: 100%;
}

.hero-text {
  flex: 1;
  padding-right: var(--spacing-lg);
  position: relative;
  z-index: 2;
}

.hero-text h1 {
  font-weight: 300;
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
  line-height: 1.1;
}

.hero-text h1 strong {
  font-weight: 600;
}

.hero-text .slogan {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.hero-text p.subhead {
  font-size: 1.15rem;
  color: var(--text-color);
  margin-bottom: var(--spacing-md);
  max-width: 500px;
}

.hero-image {
  flex: 1.2;
  height: 80%;
  position: relative;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* =========================================
   Architectural Grid (Services)
   ========================================= */
.arch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--dark-border);
  border-left: 1px solid var(--dark-border);
}

.arch-grid-item {
  border-right: 1px solid var(--dark-border);
  border-bottom: 1px solid var(--dark-border);
  padding: var(--spacing-md);
  transition: var(--transition);
  background: var(--surface-color);
  display: flex;
  flex-direction: column;
}

.arch-grid-item:hover {
  background: var(--bg-color);
}

.arch-img-wrap {
  aspect-ratio: 4/3;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.arch-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.arch-grid-item:hover .arch-img-wrap img {
  transform: scale(1.05);
}

.arch-grid-item h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.arch-grid-item p {
  flex-grow: 1;
  font-size: 0.95rem;
}

.arch-link {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 10px;
}
.arch-link i {
  transition: transform 0.3s ease;
}
.arch-grid-item:hover .arch-link i {
  transform: translateX(5px);
  color: var(--secondary-color);
}

/* =========================================
   Editorial Gallery
   ========================================= */
.editorial-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.editorial-item {
  position: relative;
}

.editorial-item:nth-child(even) {
  margin-top: 150px;
}

.editorial-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.editorial-caption {
  margin-top: var(--spacing-sm);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  color: var(--text-color);
  border-bottom: 1px solid var(--light-border);
  padding-bottom: 10px;
  display: flex;
  justify-content: space-between;
}

/* =========================================
   Contact Form (Architectural)
   ========================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.form-group {
  margin-bottom: var(--spacing-md);
  position: relative;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 15px 0;
  border: none;
  border-bottom: 1px solid var(--primary-color);
  background-color: transparent;
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--primary-color);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-bottom-color: var(--secondary-color);
}

textarea.form-control {
  height: 40px;
  resize: none;
  overflow: hidden;
}

/* =========================================
   Process Timeline
   ========================================= */
.process-timeline {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--dark-border);
  padding-top: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.process-step {
  flex: 1;
  padding-right: var(--spacing-md);
}

.process-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 300;
  color: var(--secondary-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

/* =========================================
   Robust Footer
   ========================================= */
footer {
  background-color: var(--primary-color);
  color: #fff;
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: var(--spacing-md);
}

.footer-brand .logo-img {
  height: 50px;
  margin-bottom: var(--spacing-md);
  filter: brightness(0) invert(1); /* Ensure SVG is white */
}

.footer-brand p {
  color: rgba(255,255,255,0.7);
  max-width: 300px;
}

.footer-col h4 {
  color: #fff;
  margin-bottom: var(--spacing-md);
}

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col a, .footer-col p {
  color: rgba(255,255,255,0.7);
  font-weight: 300;
  transition: var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

/* =========================================
   Responsive Adjustments
   ========================================= */
@media (max-width: 1024px) {
  .hero-layout { flex-direction: column; }
  .hero-text { padding-right: 0; padding-top: var(--spacing-lg); text-align: center; margin-bottom: var(--spacing-md); }
  .hero-text p.subhead { margin: 0 auto var(--spacing-md); }
  .hero-image { width: 100%; height: 50vh; }
  
  .arch-grid { grid-template-columns: 1fr; border: none; }
  .arch-grid-item { border: 1px solid var(--dark-border); margin-bottom: var(--spacing-md); }
  
  .editorial-gallery { grid-template-columns: 1fr; }
  .editorial-item:nth-child(even) { margin-top: 0; }
  
  .contact-grid { grid-template-columns: 1fr; }
  .process-timeline { flex-direction: column; gap: var(--spacing-md); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .top-bar { display: none; }
  header { top: 0 !important; }
  .hero { margin-top: 80px; }
  h1 { font-size: 2.8rem; }
  h2 { font-size: 2.2rem; }
  
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--surface-color);
    flex-direction: column;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--light-border);
  }
  .nav-links.active { display: flex; }
  .mobile-menu-btn { display: block; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}