/* ========================================
   MUTO Landschaftsarchitektur — Main Stylesheet
   Minimalist, monochrome + accent
   Mobile-first responsive
   ======================================== */

/* --- Font Faces --- */
@font-face {
  font-family: 'Archivo';
  src: url('../fonts/Archivo-Regular.woff2') format('woff2'),
       url('../fonts/Archivo-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Archivo';
  src: url('../fonts/Archivo-Bold.woff2') format('woff2'),
       url('../fonts/Archivo-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* --- Design Tokens --- */
:root {
  /* Colors */
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #666666;
  --color-accent: #FF00FF;
  --color-border: #e0e0e0;
  --color-lang-inactive: #808080;

  /* Typography */
  --font-primary: 'Archivo', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-size-base: 1rem;
  --font-size-sm: 0.875rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.75rem;
  --font-size-xxl: 2.5rem;
  --line-height: 1.6;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-text: 720px;
  --sidebar-width: 350px;

  /* Transitions */
  --transition: 0.3s ease;
}

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

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

a:hover,
a:focus {
  color: var(--color-accent);
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4 {
  font-weight: 700;
  line-height: 1.2;
}

h1 { font-size: var(--font-size-xxl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }

/* --- Layout --- */

/* Site wrapper: sidebar left + main right */
.site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  padding: var(--space-md);
}

.site-main {
  flex: 1;
  padding: var(--space-md);
}

.site-footer {
  padding: var(--space-md);
}

/* Logo — scaled to 350px to match sidebar width */
.logo {
  display: block;
  max-width: 350px;
  margin-bottom: var(--space-md);
}

.logo img {
  width: 100%;
  height: auto;
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.container--narrow {
  max-width: var(--max-width-text);
}

/* --- Navigation (now in header/sidebar) --- */
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

.site-nav a {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-nav a.is-active {
  color: var(--color-accent);
}

/* --- Language Switcher --- */
.lang-switch {
  margin-left: var(--space-sm);
}

.lang-switch a {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Active language = black, inactive = 50% gray */
.lang-switch a.is-active {
  color: var(--color-text);
}

.lang-switch a:not(.is-active) {
  color: var(--color-lang-inactive);
}

/* --- Copyright (bottom of page, scrolls with content) --- */
.copyright {
  padding: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --- Hero --- */
.hero {
  position: relative;
  margin-bottom: var(--space-lg);
}

.hero picture,
.hero img {
  width: 100%;
  height: auto;
}

/* Hero tagline — 75% of previous size */
.hero-tagline {
  margin-top: var(--space-md);
  font-size: 1.3125rem; /* 75% of 1.75rem */
  font-weight: 400;
  color: var(--color-text);
}

/* --- Homepage hero: fill viewport exactly, no scroll --- */
.hero--home {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin-bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  overflow: hidden;
}

/* SVG overlay: white foil with transparent symbol cutout */
.hero--home .hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

/* Tagline: positioned under the symbol, right-aligned */
.hero--home .hero-tagline {
  position: absolute;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 2;
  text-align: right;
  margin-top: 0;
}

/* --- Project Grid (Overview) --- */
.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.project-card {
  display: block;
}

.project-card picture,
.project-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.project-card-info {
  padding: var(--space-xs) 0;
}

.project-card-title {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.project-card-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* --- Project Detail --- */
.project-header {
  margin-bottom: var(--space-md);
}

.project-title {
  font-size: 1.875rem; /* Match page-title size (75% of 2.5rem) */
  margin-bottom: var(--space-xs);
}

.project-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

/* Reduce spacing between consecutive meta paragraphs */
.project-meta + .project-meta {
  margin-top: -1.5rem;
}

.project-meta span + span::before {
  content: ' · ';
}

.project-description {
  max-width: var(--max-width-text);
  margin-bottom: var(--space-lg);
}

.project-description p {
  margin-bottom: var(--space-sm);
}

.project-gallery {
  display: block;
}

.project-gallery picture {
  display: block;
  margin-bottom: var(--space-sm);
  break-inside: avoid;
}

.project-gallery img {
  width: 100%;
  height: auto;
  display: block;
}

.project-back {
  display: inline-block;
  margin-top: var(--space-lg);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-back::before {
  content: '← ';
}

/* --- Team Page --- */
.team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

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

.team-member-portrait {
  max-width: 300px;
}

.team-member-portrait picture,
.team-member-portrait img {
  width: 100%;
  height: auto;
}

.team-member-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.team-member-role {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.team-member-bio {
  max-width: var(--max-width-text);
  font-size: var(--font-size-base);
}

/* --- Contact Page --- */
.contact-layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-info {
  flex: 1;
}

.contact-info p {
  margin-bottom: var(--space-xs);
}

.contact-info a {
  color: var(--color-accent);
}

/* WhatsApp icon inline with phone */
.whatsapp-icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  vertical-align: middle;
  margin-right: 0.5rem;
}

.contact-qr {
  max-width: 200px;
}

.contact-map {
  max-width: 600px;
  margin-top: var(--space-md);
}

.contact-map iframe {
  width: 100%;
  height: 250px;
  border: none;
}

/* --- 404 Page --- */
.error-page {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  text-align: center;
}

.error-page h1 {
  font-size: 6rem;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

/* --- Page Title — 75% of previous size --- */
.page-title {
  font-size: 1.875rem; /* 75% of 2.5rem */
  margin-bottom: var(--space-lg);
}

/* --- Section spacing --- */
.section {
  margin-bottom: var(--space-xl);
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* ========================================
   Responsive — Tablet (768px+)
   ======================================== */
@media (min-width: 768px) {
  .project-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-gallery {
    column-count: 2;
    column-gap: var(--space-sm);
  }

  .project-gallery picture {
    margin-bottom: var(--space-sm);
    break-inside: avoid;
  }

  .team-member {
    flex-direction: row;
    align-items: flex-start;
  }

  .team-member-portrait {
    flex-shrink: 0;
    width: 200px;
  }

  .contact-layout {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 600px;
  }

  .contact-qr {
    flex-shrink: 0;
  }

  .contact-map iframe {
    height: 300px;
  }
}

/* ========================================
   Responsive — Desktop (1024px+)
   ======================================== */
@media (min-width: 1024px) {
  .site {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: 1fr auto;
    min-height: 100vh;
  }

  .site-header {
    grid-column: 1;
    grid-row: 1;
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
    padding: var(--space-lg) var(--space-md);
  }

  .site-header .site-nav {
    margin-top: auto;
  }

  .site-main {
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
    padding: var(--space-lg) var(--space-lg) var(--space-lg) var(--space-md);
  }

  /* Footer: copyright at bottom of main content column */
  .site-footer {
    grid-column: 2;
    grid-row: 2;
    padding: var(--space-sm) var(--space-lg) var(--space-md) var(--space-md);
  }

  .site-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
  }

  .lang-switch {
    margin-left: 0;
    margin-top: var(--space-sm);
  }

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

  /* Hero tagline desktop — 75% of previous 2.5rem = 1.875rem */
  .hero-tagline {
    font-size: 1.875rem;
  }

  .team-member-portrait {
    width: 250px;
  }
}