/* ===== DESIGN SYSTEM ===== */
/* Sydney Sanierung — Dark Concrete Editorial */

/* ==== CUSTOM PROPERTIES ==== */
:root {
  /* Colors — concrete warm grays with amber accent */
  --c-base: #0f1113;
  --c-base-lighter: #1a1c1f;
  --c-surface: #1e2124;
  --c-surface-hover: #262a2e;
  --c-border: #2b2f33;
  --c-border-light: rgba(255,255,255,0.06);
  --c-text: #e8e4df;
  --c-text-muted: #a39d94;
  --c-text-dim: #736c63;
  --c-accent: #c4a46a;
  --c-accent-hover: #d4b47a;
  --c-accent-glow: rgba(196,164,106,0.15);
  --c-white: #faf8f5;
  --c-overlay: rgba(15,17,19,0.72);
  --c-overlay-light: rgba(15,17,19,0.35);

  /* Shadows with warm tint */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.6);
  --shadow-accent: 0 4px 24px rgba(196,164,106,0.12);

  /* Typography */
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  /* Fluid type */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.75rem + 0.3vw, 0.875rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.625rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.5rem + 1.8vw, 2.75rem);
  --text-4xl: clamp(2.25rem, 1.7rem + 2.75vw, 3.5rem);
  --text-5xl: clamp(2.75rem, 2rem + 3.75vw, 4.5rem);
  --text-hero: clamp(3.5rem, 2.5rem + 5vw, 6rem);

  /* Spacing */
  --space-sm: clamp(1rem, 0.85rem + 0.75vw, 1.5rem);
  --space-md: clamp(2rem, 1.5rem + 2.5vw, 4rem);
  --space-lg: clamp(4rem, 3rem + 5vw, 8rem);
  --space-xl: clamp(6rem, 4rem + 10vw, 12rem);

  /* Layout */
  --radius: 0;
  --radius-sm: 4px;

  /* Transitions */
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --duration: 0.6s;
  --duration-fast: 0.25s;
}

/* WCAG contrast notes:
   var(--c-text) #e8e4df on var(--c-base) #0f1113 = ~14:1 AAA
   var(--c-accent) #c4a46a on var(--c-base) #0f1113 = ~5.2:1 AA
   var(--c-white) #faf8f5 on var(--c-accent) #c4a46a = ~5.1:1 AA
   var(--c-text-muted) #a39d94 on var(--c-base) #0f1113 = ~8.5:1 AAA
*/

/* ==== RESET ==== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body { font-family: var(--font-body); background: var(--c-base); color: var(--c-text); line-height: 1.65; font-size: var(--text-base); overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, textarea { font-family: inherit; font-size: inherit; }
label { display: block; }
::selection { background: var(--c-accent); color: var(--c-base); }

/* ==== UTILITY ==== */
.skip-link { position: absolute; top: -100%; left: 50%; transform: translateX(-50%); background: var(--c-accent); color: var(--c-base); padding: 0.75rem 1.5rem; z-index: 9999; font-weight: 600; transition: top var(--duration-fast); }
.skip-link:focus { top: 1rem; }

/* Reveal animations */
.reveal-up, .reveal-scale, .reveal-left { opacity: 0; transform: translateY(32px); transition: opacity var(--duration) var(--ease-expo), transform var(--duration) var(--ease-expo); }
.reveal-scale { transform: scale(0.96) translateY(24px); }
.reveal-left { transform: translateX(-40px); opacity: 0; transition: opacity var(--duration) var(--ease-expo), transform var(--duration) var(--ease-expo); }
.reveal-up.revealed, .reveal-scale.revealed, .reveal-left.revealed { opacity: 1; transform: none; }
.reveal-up[data-delay="1"] { transition-delay: 0.1s; }
.reveal-up[data-delay="2"] { transition-delay: 0.2s; }
.reveal-up[data-delay="3"] { transition-delay: 0.3s; }
.reveal-scale[data-delay="1"] { transition-delay: 0.1s; }
.reveal-scale[data-delay="2"] { transition-delay: 0.2s; }
.reveal-scale[data-delay="3"] { transition-delay: 0.3s; }
.reveal-left[data-delay="1"] { transition-delay: 0.1s; }
.reveal-left[data-delay="2"] { transition-delay: 0.2s; }
.reveal-left[data-delay="3"] { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal-up, .reveal-scale, .reveal-left { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* ==== HEADER ==== */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background var(--duration-fast), backdrop-filter var(--duration-fast); }
.header.scrolled { background: rgba(15,17,19,0.85); backdrop-filter: blur(16px) saturate(1.2); }
.header-inner { max-width: 1400px; margin: 0 auto; padding: 0 var(--space-sm); display: flex; align-items: center; justify-content: space-between; height: 72px; }

.logo { display: flex; align-items: center; gap: 0.75rem; font-family: var(--font-display); }
.logo-mark { width: 40px; height: 40px; background: var(--c-accent); color: var(--c-base); display: flex; align-items: center; justify-content: center; font-size: 1.25rem; font-weight: 700; font-family: var(--font-display); }
.logo-text { font-size: 1.25rem; color: var(--c-white); letter-spacing: -0.02em; }
.logo-text span { display: block; font-family: var(--font-body); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.15em; color: var(--c-text-muted); font-weight: 500; margin-top: -0.1em; }

.nav-menu { display: flex; align-items: center; gap: 0.25rem; }
.nav-menu a { padding: 0.5rem 1rem; font-size: var(--text-sm); font-weight: 500; color: var(--c-text-muted); transition: color var(--duration-fast); letter-spacing: 0.02em; }
.nav-menu a:hover { color: var(--c-white); }
.nav-menu .nav-cta { background: var(--c-accent); color: var(--c-base) !important; font-weight: 600; padding: 0.5rem 1.25rem; transition: background var(--duration-fast); }
.nav-menu .nav-cta:hover { background: var(--c-accent-hover); color: var(--c-base); }

.nav-toggle { display: none; width: 32px; height: 32px; flex-direction: column; justify-content: center; gap: 5px; padding: 0; }
.nav-toggle span { display: block; height: 2px; background: var(--c-white); transition: transform var(--duration-fast), opacity var(--duration-fast); width: 100%; }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-menu { position: fixed; top: 72px; left: 0; right: 0; background: var(--c-base); flex-direction: column; padding: 1.5rem var(--space-sm); gap: 0.5rem; transform: translateY(-100%); opacity: 0; pointer-events: none; transition: transform var(--duration) var(--ease-expo), opacity var(--duration); border-bottom: 1px solid var(--c-border); }
  .nav-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-menu a { padding: 0.75rem 0; font-size: var(--text-lg); width: 100%; border-bottom: 1px solid var(--c-border); }
  .nav-menu .nav-cta { margin-top: 0.5rem; text-align: center; }
}

/* ==== HERO ==== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: flex-end; padding-bottom: var(--space-lg); overflow: hidden; }
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(to top, var(--c-base) 0%, rgba(15,17,19,0.55) 50%, rgba(15,17,19,0.18) 100%); z-index: 1; }
.hero-content { position: relative; z-index: 2; max-width: 1400px; margin: 0 auto; padding: 0 var(--space-sm); width: 100%; }
.hero-kicker { display: flex; align-items: center; gap: 1rem; font-size: var(--text-sm); text-transform: uppercase; letter-spacing: 0.12em; color: var(--c-text-muted); margin-bottom: 1.5rem; text-wrap: balance; }
.kicker-line { display: block; width: 48px; height: 1px; background: var(--c-accent); }
.hero-heading { font-family: var(--font-display); font-size: var(--text-hero); line-height: 0.95; color: var(--c-white); text-wrap: balance; max-width: 900px; }
.hero-heading span { display: block; }
.hero-heading em { font-style: italic; color: var(--c-accent); }
.hero-body { max-width: 520px; margin-top: 1.75rem; color: var(--c-text-muted); font-size: var(--text-lg); line-height: 1.6; text-wrap: pretty; }
.hero-actions { display: flex; gap: 1rem; margin-top: 2.5rem; flex-wrap: wrap; }
.hero-scroll { position: absolute; bottom: 2rem; left: var(--space-sm); z-index: 2; display: flex; align-items: center; gap: 0.75rem; color: var(--c-text-dim); font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.15em; }
.scroll-line { width: 1px; height: 48px; background: linear-gradient(to bottom, var(--c-text-dim), transparent); animation: scrollPulse 2s infinite; }
@keyframes scrollPulse { 0%, 100% { opacity: 0.3; transform: scaleY(0.6); } 50% { opacity: 1; transform: scaleY(1); } }

/* ==== BUTTONS ==== */
.btn { display: inline-flex; align-items: center; gap: 0.6rem; padding: 0.875rem 1.75rem; font-weight: 600; font-size: var(--text-sm); letter-spacing: 0.02em; transition: all var(--duration-fast) var(--ease-expo); cursor: pointer; border: none; }
.btn-primary { background: var(--c-accent); color: var(--c-base); }
.btn-primary:hover { background: var(--c-accent-hover); transform: translateY(-2px); box-shadow: var(--shadow-accent); }
.btn-ghost { background: transparent; color: var(--c-white); border: 1px solid var(--c-border); }
.btn-ghost:hover { background: rgba(255,255,255,0.05); border-color: var(--c-accent); }
.btn-full { width: 100%; justify-content: center; }

/* ==== TRUST BAR ==== */
.trust-bar { background: var(--c-base-lighter); border-top: 1px solid var(--c-border); border-bottom: 1px solid var(--c-border); padding: var(--space-md) var(--space-sm); }
.trust-inner { max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: clamp(1.5rem, 3vw, 4rem); flex-wrap: wrap; }
.trust-item { display: flex; flex-direction: column; align-items: center; text-align: center; }
.trust-num { font-family: var(--font-display); font-size: var(--text-3xl); color: var(--c-accent); line-height: 1; }
.trust-label { font-size: var(--text-xs); color: var(--c-text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 0.5rem; text-wrap: balance; overflow-wrap: break-word; max-width: 120px; }
.trust-divider { width: 1px; height: 48px; background: var(--c-border); flex-shrink: 0; }

@media (max-width: 640px) {
  .trust-inner { gap: 1.5rem; }
  .trust-divider { display: none; }
  .trust-item { flex: 1 1 calc(50% - 1.5rem); min-width: 120px; }
}

/* ==== SECTION HEADING ==== */
.section-heading { font-family: var(--font-display); font-size: var(--text-4xl); line-height: 1.05; color: var(--c-white); text-wrap: balance; }
.section-heading span { display: block; }
.section-heading em { font-style: italic; color: var(--c-accent); }
.section-body { max-width: 560px; color: var(--c-text-muted); font-size: var(--text-lg); margin-top: 1.25rem; line-height: 1.65; text-wrap: pretty; }

/* ==== LEISTUNGEN ==== */
.leistungen { padding: var(--space-xl) var(--space-sm); max-width: 1400px; margin: 0 auto; }
.leistungen-header { text-align: center; margin-bottom: var(--space-lg); }
.leistungen-grid { display: grid; gap: 1.5rem; grid-template-columns: repeat(3, 1fr); }
.leistungen-grid .service-wide { grid-column: span 2; }

.service-card { background: var(--c-surface); border: 1px solid var(--c-border); display: flex; flex-direction: column; overflow: hidden; transition: transform var(--duration-fast) var(--ease-expo), box-shadow var(--duration-fast); cursor: pointer; position: relative; }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.service-card:hover .service-arrow { transform: translateX(4px); }
.service-visual { aspect-ratio: 16/10; overflow: hidden; position: relative; }
.service-visual::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, var(--c-surface), transparent 60%); pointer-events: none; }
.service-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease-expo); }
.service-card:hover .service-visual img { transform: scale(1.06); }
.service-body { padding: var(--space-sm); flex: 1; display: flex; flex-direction: column; }
.service-body h3 { font-family: var(--font-display); font-size: var(--text-xl); color: var(--c-white); margin-bottom: 0.5rem; }
.service-body p { color: var(--c-text-muted); font-size: var(--text-sm); line-height: 1.6; flex: 1; }
.service-arrow { display: block; margin-top: 1rem; color: var(--c-accent); transition: transform var(--duration-fast) var(--ease-expo); }

@media (max-width: 1024px) {
  .leistungen-grid { grid-template-columns: repeat(2, 1fr); }
  .leistungen-grid .service-wide { grid-column: span 2; }
}
@media (max-width: 640px) {
  .leistungen-grid { grid-template-columns: 1fr; }
  .leistungen-grid .service-wide { grid-column: span 1; }
}

/* ==== PROJEKTE / GALERIE ==== */
.projekte { padding: var(--space-xl) var(--space-sm); max-width: 1400px; margin: 0 auto; }
.projekte-header { text-align: center; margin-bottom: var(--space-md); }

/* Filter */
.gallery-filter { display: flex; justify-content: center; gap: 0.5rem; flex-wrap: wrap; margin-bottom: var(--space-md); }
.filter-btn { padding: 0.5rem 1.25rem; font-size: var(--text-sm); font-weight: 500; background: transparent; color: var(--c-text-muted); border: 1px solid transparent; transition: all var(--duration-fast); cursor: pointer; letter-spacing: 0.03em; }
.filter-btn:hover { color: var(--c-white); }
.filter-btn.active { color: var(--c-accent); border-color: var(--c-accent); background: rgba(196,164,106,0.08); }

/* Masonry */
.gallery-masonry { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.gallery-item { position: relative; overflow: hidden; cursor: pointer; aspect-ratio: 1; border-radius: var(--radius-sm); }
.gallery-item.gallery-wide { grid-column: span 2; aspect-ratio: 16/9; }
.gallery-item.gallery-tall { grid-row: span 2; aspect-ratio: 9/16; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease-expo); }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item figcaption { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; padding: 1.25rem; background: linear-gradient(to top, rgba(15,17,19,0.8), transparent 60%); opacity: 0; transition: opacity 0.4s var(--ease-expo); }
.gallery-item:hover figcaption { opacity: 1; }
.gallery-tag { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.08em; color: var(--c-accent); margin-bottom: 0.25rem; }
.gallery-title { font-family: var(--font-display); font-size: var(--text-lg); color: var(--c-white); }

/* Hide filtered-out items */
.gallery-item.filtered { display: none; }
.gallery-item:not(.filtered) { animation: galleryFadeIn 0.5s var(--ease-expo) both; }
@keyframes galleryFadeIn { from { opacity: 0; transform: scale(0.96); } to { opacity: 1; transform: scale(1); } }

@media (max-width: 1024px) { .gallery-masonry { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) {
  .gallery-masonry { grid-template-columns: repeat(2, 1fr); }
  .gallery-item.gallery-wide { grid-column: span 2; aspect-ratio: 16/9; }
  .gallery-item.gallery-tall { grid-row: span 1; aspect-ratio: 1; }
}
@media (max-width: 480px) { .gallery-masonry { grid-template-columns: 1fr; } .gallery-item.gallery-wide { grid-column: span 1; } }

/* ==== BEFORE / AFTER ==== */
.before-after { padding: var(--space-xl) var(--space-sm); background: var(--c-base-lighter); border-top: 1px solid var(--c-border); border-bottom: 1px solid var(--c-border); }
.before-after-header { text-align: center; margin-bottom: var(--space-md); max-width: 1400px; margin: 0 auto var(--space-md); }
.comparison-container { max-width: 1000px; margin: 0 auto; }
.comparison { position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden; border-radius: var(--radius-sm); cursor: ew-resize; }
.comparison-before, .comparison-after { position: absolute; inset: 0; }
.comparison-before img, .comparison-after img { width: 100%; height: 100%; object-fit: cover; }
.comparison-after { width: 50%; overflow: hidden; --comparison-width: var(--container-width); }
.comparison-after img { position: absolute; top: 0; left: 0; width: var(--comparison-width, 100%); height: 100%; object-fit: cover; }
.comparison-label { position: absolute; bottom: 1rem; padding: 0.4rem 0.9rem; background: var(--c-base); color: var(--c-white); font-size: var(--text-xs); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; border-radius: var(--radius-sm); }
.comparison-before .comparison-label { left: 1rem; }
.comparison-after .comparison-label { right: 1rem; }
.comparison-slider { position: absolute; top: 0; bottom: 0; left: 50%; width: 3px; background: var(--c-white); transform: translateX(-50%); cursor: ew-resize; z-index: 10; }
.comparison-slider::before { content: ''; position: absolute; top: 0; left: -20px; right: -20px; bottom: 0; }
.comparison-handle { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 48px; height: 48px; background: var(--c-accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; gap: 2px; color: var(--c-base); box-shadow: var(--shadow-md); }
.comparison-handle svg { width: 14px; height: 14px; }

@media (max-width: 640px) {
  .comparison { aspect-ratio: 4/3; }
  .comparison-after img { width: 100vw; max-width: 100vw; }
}

/* ==== PROZESS ==== */
.prozess { display: grid; grid-template-columns: 1fr 1fr; min-height: 80vh; }
.prozess-visual { position: relative; overflow: hidden; }
.prozess-visual img { width: 100%; height: 100%; object-fit: cover; }
.prozess-vignette { position: absolute; inset: 0; background: linear-gradient(to right, transparent, var(--c-base)); }
.prozess-content { padding: var(--space-lg) var(--space-md); display: flex; flex-direction: column; justify-content: center; max-width: 640px; }
.prozess-content .section-body { margin-bottom: var(--space-md); }
.prozess-steps { display: flex; flex-direction: column; gap: var(--space-sm); }
.prozess-steps li { display: flex; gap: 1.25rem; }
.step-num { font-family: var(--font-display); font-size: var(--text-3xl); color: var(--c-accent); line-height: 1; opacity: 0.6; flex-shrink: 0; min-width: 56px; }
.step-body h3 { font-family: var(--font-display); font-size: var(--text-lg); color: var(--c-white); margin-bottom: 0.3rem; }
.step-body p { color: var(--c-text-muted); font-size: var(--text-sm); line-height: 1.6; }

@media (max-width: 900px) {
  .prozess { grid-template-columns: 1fr; }
  .prozess-visual { min-height: 300px; }
  .prozess-vignette { background: linear-gradient(to bottom, transparent, var(--c-base)); }
  .prozess-content { padding: var(--space-md) var(--space-sm); }
}

/* ==== STIMMEN ==== */
.stimmen { padding: var(--space-xl) var(--space-sm); max-width: 1400px; margin: 0 auto; }
.stimmen-header { text-align: center; margin-bottom: var(--space-lg); }
.stimmen-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.testimonial { background: var(--c-surface); border: 1px solid var(--c-border); padding: var(--space-md); display: flex; flex-direction: column; transition: border-color var(--duration-fast), transform var(--duration-fast); }
.testimonial:hover { border-color: var(--c-accent); transform: translateY(-3px); }
.testimonial p { font-family: var(--font-display); font-size: var(--text-lg); color: var(--c-text); line-height: 1.55; font-style: italic; text-wrap: pretty; flex: 1; }
.testimonial footer { margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid var(--c-border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.testimonial cite { font-style: normal; font-size: var(--text-sm); color: var(--c-text-muted); font-weight: 500; }
.stars { display: flex; gap: 2px; color: var(--c-accent); }

@media (max-width: 900px) { .stimmen-grid { grid-template-columns: 1fr; } }

/* ==== KONTAKT ==== */
.kontakt { padding: var(--space-xl) var(--space-sm); background: var(--c-base-lighter); border-top: 1px solid var(--c-border); }
.kontakt-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); align-items: start; }
.kontakt-lead { font-size: var(--text-lg); color: var(--c-text-muted); margin-top: 1.25rem; margin-bottom: var(--space-md); line-height: 1.65; text-wrap: pretty; max-width: 480px; }
.kontakt-details { display: grid; gap: 1rem; }
.kontakt-link, .kontakt-address { display: flex; align-items: center; gap: 1rem; padding: 1rem 1.25rem; background: var(--c-surface); border: 1px solid var(--c-border); transition: border-color var(--duration-fast), transform var(--duration-fast); }
.kontakt-link:hover, .kontakt-address:hover { border-color: var(--c-accent); transform: translateX(4px); }
.kontakt-link svg, .kontakt-address svg { color: var(--c-accent); flex-shrink: 0; }
.kontakt-label { display: block; font-size: var(--text-xs); color: var(--c-text-dim); text-transform: uppercase; letter-spacing: 0.08em; }
.kontakt-value { display: block; font-size: var(--text-base); color: var(--c-white); font-weight: 500; }
.kontakt-phone .kontakt-value { font-family: var(--font-display); font-size: var(--text-xl); letter-spacing: -0.01em; }

.kontakt-form-wrap { background: var(--c-surface); border: 1px solid var(--c-border); padding: var(--space-md); }
.kontakt-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-label { display: block; font-size: var(--text-xs); color: var(--c-text-dim); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 0.4rem; }
.kontakt-form input, .kontakt-form textarea { width: 100%; padding: 0.875rem 1rem; background: var(--c-base); border: 1px solid var(--c-border); color: var(--c-white); font-size: var(--text-base); transition: border-color var(--duration-fast); }
.kontakt-form input:focus, .kontakt-form textarea:focus { outline: none; border-color: var(--c-accent); }
.kontakt-form input::placeholder, .kontakt-form textarea::placeholder { color: var(--c-text-dim); }
.kontakt-form textarea { resize: vertical; min-height: 120px; }
.form-status { font-size: var(--text-sm); min-height: 1.5em; }
.form-status.success { color: #7fbc7f; }
.form-status.error { color: #e07a7a; }

@media (max-width: 900px) {
  .kontakt-inner { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ==== FOOTER ==== */
.footer { background: var(--c-base); border-top: 1px solid var(--c-border); padding: var(--space-lg) var(--space-sm) var(--space-md); }
.footer-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-md); }
.footer-brand p { color: var(--c-text-dim); font-size: var(--text-sm); margin-top: 1rem; max-width: 260px; line-height: 1.6; }
.footer h3 { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--c-text-dim); margin-bottom: 1rem; font-weight: 500; }
.footer li { margin-bottom: 0.5rem; }
.footer a { color: var(--c-text-muted); font-size: var(--text-sm); transition: color var(--duration-fast); }
.footer a:hover { color: var(--c-accent); }
.footer-bottom { max-width: 1400px; margin: var(--space-md) auto 0; padding-top: var(--space-sm); border-top: 1px solid var(--c-border); text-align: center; }
.footer-bottom p { color: var(--c-text-dim); font-size: var(--text-xs); }

@media (max-width: 1024px) { .footer-inner { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .footer-inner { grid-template-columns: 1fr; gap: var(--space-sm); } }

/* ==== FAB (mobile floating CTA) ==== */
.fab { position: fixed; bottom: 1.5rem; right: 1.5rem; width: 56px; height: 56px; background: var(--c-accent); color: var(--c-base); border-radius: 50%; display: flex; align-items: center; justify-content: center; z-index: 99; box-shadow: var(--shadow-lg); transition: transform var(--duration-fast), background var(--duration-fast); }
.fab:hover { transform: scale(1.08); background: var(--c-accent-hover); }
@media (min-width: 769px) { .fab { display: none; } }

/* ==== LIGHTBOX ==== */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(15,17,19,0.96); display: flex; align-items: center; justify-content: center; padding: 2rem; opacity: 0; pointer-events: none; transition: opacity 0.3s; }
.lightbox.active { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 90vw; max-height: 85vh; object-fit: contain; border-radius: var(--radius-sm); }
.lightbox-close { position: absolute; top: 1.5rem; right: 1.5rem; width: 48px; height: 48px; background: var(--c-surface); color: var(--c-white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; transition: background var(--duration-fast); }
.lightbox-close:hover { background: var(--c-surface-hover); }
.lightbox-caption { position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%); text-align: center; color: var(--c-text-muted); font-size: var(--text-sm); }

/* ==== NOISE TEXTURE OVERLAY ==== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px 200px;
}