/* ============================================
   rogerhotz.ch — Master Stylesheet
   Painter portfolio (Roger Hotz, St. Gallen)
   ============================================ */

/* --- Utilities --- */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


/* --- Language switching ---
   Show/hide nodes based on the document language. The <html lang="..."> attribute
   is the single source of truth; JS only flips that attribute (and persists choice).
*/
html[lang|="de"] [data-lang="en"] { display: none !important; }
html[lang|="en"] [data-lang="de"] { display: none !important; }


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

/* --- Design Tokens --- */
:root {
  /* Spacing (8px base) */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  --space-2xl: 10rem;

  /* Colours — warm monochrome */
  --bg-primary: #FFFFFF;
  --bg-warm: #F7F6F3;
  --bg-soft: #F4F4F4;     /* light neutral grey for the angled hero slab */
  --bg-dark: #0a0a0a;
  --text-primary: #111111;
  --text-secondary: #666666;
  --text-muted: #999999;
  --border: #EAEAEA;
  --border-subtle: rgba(0, 0, 0, 0.06);

  /* Typography — Courier Prime: clean modernised typewriter, matches Roger's PDF */
  --font-typewriter: 'Courier Prime', 'Courier New', 'Courier', monospace;
  --font-sans: 'Inter', 'SF Pro Text', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
  --font-serif: 'Courier Prime', 'Courier New', Georgia, serif;
  --font-mono: 'Courier Prime', 'SF Mono', 'JetBrains Mono', monospace;

  /* Motion */
  --ease-premium: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.32, 0.72, 0, 1);
  --duration-fast: 200ms;
  --duration-normal: 400ms;
  --duration-slow: 700ms;
  --duration-reveal: 800ms;

  /* Layout */
  --max-width: 1200px;
  --max-width-text: 65ch;
  --nav-height: 4rem;
}


/* --- Typography --- */
html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100dvh;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-typewriter);
  letter-spacing: 0;
  line-height: 1.15;
  color: var(--text-primary);
  font-weight: 400;
}

h1 { font-size: clamp(2.25rem, 5.5vw, 4.25rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.5rem); }

p {
  max-width: var(--max-width-text);
  color: var(--text-secondary);
  line-height: 1.7;
}

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

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


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

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

.section--large {
  padding: var(--space-2xl) 0;
}


/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background var(--duration-normal) var(--ease-premium),
              backdrop-filter var(--duration-normal) var(--ease-premium);
}

.nav--scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--text-primary);
  transition: opacity var(--duration-fast) var(--ease-premium);
}

.nav__logo:hover {
  opacity: 0.7;
}

.nav__links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  align-items: center;
}

/* Language switcher (DE/EN) */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: var(--space-md);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.lang-switch__btn {
  background: none;
  border: none;
  padding: 2px 0;
  color: var(--text-muted);
  font: inherit;
  letter-spacing: inherit;
  cursor: pointer;
  text-transform: uppercase;
  transition: color var(--duration-fast) var(--ease-premium);
}

.lang-switch__btn:hover {
  color: var(--text-primary);
}

html[lang|="de"] .lang-switch__btn[data-set-lang="de"],
html[lang|="en"] .lang-switch__btn[data-set-lang="en"] {
  color: var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
}

.lang-switch__sep {
  color: var(--border);
}

.lang-switch--overlay {
  margin-left: 0;
  font-size: 1.125rem;
  letter-spacing: 0.15em;
}

.nav__link {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
  position: relative;
  transition: color var(--duration-fast) var(--ease-premium);
}

.nav__link:hover {
  color: var(--text-primary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--text-primary);
  transition: width var(--duration-normal) var(--ease-premium);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link--active {
  color: var(--text-primary);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 24px;
  height: 24px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform var(--duration-normal) var(--ease-premium),
              opacity var(--duration-fast) var(--ease-premium);
  transform-origin: center;
}

.nav__hamburger--open span:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.nav__hamburger--open span:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* Mobile overlay */
.nav__overlay {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-slow) var(--ease-premium);
}

.nav__overlay--open {
  opacity: 1;
  pointer-events: all;
}

.nav__overlay-links {
  list-style: none;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.nav__overlay-link {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-reveal) var(--ease-premium),
              transform var(--duration-reveal) var(--ease-premium);
}

.nav__overlay--open .nav__overlay-link:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 100ms; }
.nav__overlay--open .nav__overlay-link:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 180ms; }
.nav__overlay--open .nav__overlay-link:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 260ms; }
.nav__overlay--open .nav__overlay-link:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 340ms; }


/* --- Home Entrée (Roger's about-me text from his PDF) ---
   Hero pull-quote on top, supporting bio + signature below.
   The whole block is vertically centred in the viewport so the hero line
   lands as the reader's first impression.
*/
.entree {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-height) + var(--space-md)) 0 var(--space-lg);
}

.entree__inner {
  max-width: 900px;
}

.entree__hero {
  font-family: var(--font-typewriter);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  max-width: 22ch;
}

.entree__body {
  font-family: var(--font-typewriter);
  font-size: clamp(1rem, 1.4vw, 1.1875rem);
  line-height: 1.7;
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: var(--space-md);
  max-width: 60ch;
}

.entree__signature {
  font-family: var(--font-typewriter);
  font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
  color: var(--text-primary);
  margin-top: var(--space-md);
  margin-bottom: 0;
}

/* Word-fall animation — only words tagged .word--animate take part.
   JS picks the top N visible words (by Y) and tags them; the rest render
   as plain visible text. This locks in the "top of the entrée flies in,
   the body is already settled" feel.

   IMPORTANT: transitions live on the --play rule, NOT the off-state rule.
   That way the off-state lands instantly (no fade-out animation), and the
   transition only fires once when --play is added → off-to-on animation
   runs cleanly for every animated word, including those with long delays. */
.entree__animated .word {
  display: inline-block;
}

.entree__animated .word--animate {
  opacity: 0;
  transform:
    translate3d(var(--word-x, 0), var(--word-y, -40px), 0)
    scale(var(--word-scale, 1.2))
    rotate(var(--word-rot, 0deg));
  filter: blur(var(--word-blur, 10px));
  will-change: opacity, transform, filter;
}

.entree__animated.entree__animated--play .word--animate {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
  filter: blur(0);
  transition:
    opacity 1100ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 1400ms cubic-bezier(0.22, 1, 0.36, 1),
    filter 1100ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--word-delay, 0ms);
}

@media (prefers-reduced-motion: reduce) {
  .entree__animated .word--animate {
    opacity: 1;
    transform: none;
    filter: none;
  }
  .entree__animated.entree__animated--play .word--animate {
    transition: none;
  }
}

@media (max-width: 767px) {
  .entree {
    min-height: calc(100vh - var(--nav-height));
  }
  .entree__hero {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
    max-width: none;
  }
  .entree__body {
    font-size: 0.9375rem;
  }
}


/* --- Home Hero (Into the Abstract title block) ---
   Sits inside an angled light-grey slab. The slab is a ::before pseudo so
   the section content (heading, lede, CTA) stays unrotated.
   Adjust --slab-angle to tune the tilt — the user-suggested 12° creates a
   ~250px height differential across a wide screen, which reads as dramatic;
   3° is a more "slight" angle. Set higher if you want more drama.
*/
.home-hero {
  --slab-angle: 3deg;
  position: relative;
  z-index: 0;
  padding: var(--space-xl) 0;
  margin: 3vw 0;          /* breathing room so the angled corners can extend into white space */
}

.home-hero::before {
  content: '';
  position: absolute;
  inset: -3vw 0;          /* a little extra so the tilted edges feel anchored */
  background: var(--bg-soft);
  transform: skewY(calc(-1 * var(--slab-angle)));
  transform-origin: center;
  z-index: -1;
  pointer-events: none;
}

.home-hero__inner {
  max-width: 720px;
}

.home-hero__eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.home-hero__title {
  font-family: var(--font-typewriter);
  margin-bottom: var(--space-md);
}

.home-hero__lede {
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  max-width: 52ch;
}

.home-hero__cta {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
  padding-bottom: 2px;
  transition: opacity var(--duration-fast) var(--ease-premium);
}

.home-hero__cta:hover {
  opacity: 0.6;
}


/* --- Featured Section (Home) --- */
.featured {
  padding: var(--space-xl) 0 var(--space-2xl);
}

.featured__header {
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
}

.featured__label {
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  margin-bottom: var(--space-sm);
}

.featured__view-all {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color var(--duration-fast) var(--ease-premium),
              border-color var(--duration-fast) var(--ease-premium);
  white-space: nowrap;
}

.featured__view-all:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
}


/* --- Painting Grid --- */
.painting-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-md) var(--space-md);
  padding: var(--space-sm) 0 0;
}

.painting-grid--featured {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg) var(--space-md);
  padding: 0;
}


/* --- Abstract Index (Into the Abstract listing page) --- */
.abstract-index {
  padding: calc(var(--nav-height) + var(--space-md)) 0 var(--space-lg);
}

/* --- Category Blocks (Into the Abstract index) --- */
.category-block {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.category-block:first-of-type {
  margin-top: 0;
  border-top: none;
  padding-top: 0;
}

.category-block__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-xs);
}

.category-block__title {
  font-family: var(--font-typewriter);
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
}

.category-block__link {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color var(--duration-fast) var(--ease-premium),
              border-color var(--duration-fast) var(--ease-premium);
  white-space: nowrap;
}

.category-block__link:hover {
  color: var(--text-primary);
  border-color: var(--text-primary);
}

.category-block__empty {
  font-family: var(--font-typewriter);
  color: var(--text-muted);
  padding: var(--space-md) 0;
}

.category-back-link {
  color: var(--text-muted);
  border-bottom: 1px dashed var(--border);
  padding-bottom: 1px;
  transition: color var(--duration-fast) var(--ease-premium);
}

.category-back-link:hover {
  color: var(--text-primary);
}


/* --- Painting Card ---
   Layout: white background page, image inside a frame whose backdrop is
   a blurred + upscaled copy of the same image (Instagram-story style).
*/
.painting-card {
  display: block;
  position: relative;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.painting-card__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-warm);
  isolation: isolate; /* keep the underlay visually contained */
}

.painting-card__underlay {
  position: absolute;
  inset: -8%;            /* over-bleed so blur edges don't reveal background */
  width: 116%;
  height: 116%;
  object-fit: cover;
  filter: blur(28px) saturate(1.15) brightness(1.05);
  transform: scale(1.1);
  opacity: 0.85;
  z-index: 0;
  pointer-events: none;
  transition: opacity var(--duration-slow) var(--ease-premium),
              filter var(--duration-slow) var(--ease-premium);
}

.painting-card__image-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.75rem, 3%, 1.5rem);
}

.painting-card__image-wrap--empty {
  background: var(--bg-warm);
}

.painting-card__image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.06),
    0 8px 24px rgba(0, 0, 0, 0.12);
  transition: transform var(--duration-slow) var(--ease-premium);
}

.painting-card:hover .painting-card__image {
  transform: scale(1.02);
}

.painting-card:hover .painting-card__underlay {
  opacity: 0.95;
}

.painting-card__caption {
  padding: 0.75rem 0 0;
}

.painting-card__title {
  font-family: var(--font-typewriter);
  font-size: 0.9375rem;
  letter-spacing: 0;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.painting-card__meta {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.4rem;
}

/* Status dot — subtle linear green/red gradient backing */
.painting-card__status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
}

.painting-card__status--available {
  background: linear-gradient(90deg, rgba(120, 180, 130, 0.15) 0%, rgba(120, 180, 130, 0) 100%);
  color: #2f6a3a;
}

.painting-card__status--sold {
  background: linear-gradient(90deg, rgba(200, 90, 90, 0.18) 0%, rgba(200, 90, 90, 0) 100%);
  color: #8a2f2f;
}

.painting-card__status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: 0 0 8px;
}

.painting-card__status--available .painting-card__status-dot {
  background: #4caf6a;
  box-shadow: 0 0 0 2px rgba(76, 175, 106, 0.18);
}

.painting-card__status--sold .painting-card__status-dot {
  background: #c14b4b;
  box-shadow: 0 0 0 2px rgba(193, 75, 75, 0.18);
}


/* --- Painting Lightbox (replaces the old detail layout) ---
   Full-viewport backdrop with three modes (data-bg = black | white | blur).
   All colours read from CSS custom properties so each mode swaps cleanly. */
body.lightbox-open {
  overflow: hidden;
  background: #000;
}

.lightbox {
  /* Default theme tokens — overridden per [data-bg] below */
  --lb-bg-solid: #000;
  --lb-text: #fff;
  --lb-text-muted: rgba(255, 255, 255, 0.65);
  --lb-text-soft: rgba(255, 255, 255, 0.45);
  --lb-divider: rgba(255, 255, 255, 0.25);
  --lb-cta-bg: #fff;
  --lb-cta-text: #000;
  --lb-status-available-bg: linear-gradient(90deg, rgba(120, 200, 140, 0.22), rgba(120, 200, 140, 0));
  --lb-status-available-color: rgb(170, 220, 180);
  --lb-status-available-dot: #6fcf85;
  --lb-status-sold-bg: linear-gradient(90deg, rgba(220, 110, 110, 0.28), rgba(220, 110, 110, 0));
  --lb-status-sold-color: rgb(240, 175, 175);
  --lb-status-sold-dot: #e07070;

  position: fixed;
  inset: 0;
  background: var(--lb-bg-solid);
  color: var(--lb-text);
  display: flex;
  flex-direction: column;
  z-index: 50;
  transition: background 300ms var(--ease-premium), color 300ms var(--ease-premium);
}

/* WHITE mode — flip text colours, dark CTA */
.lightbox[data-bg="white"] {
  --lb-bg-solid: #ffffff;
  --lb-text: #111111;
  --lb-text-muted: rgba(0, 0, 0, 0.6);
  --lb-text-soft: rgba(0, 0, 0, 0.4);
  --lb-divider: rgba(0, 0, 0, 0.18);
  --lb-cta-bg: #111;
  --lb-cta-text: #fff;
  --lb-status-available-bg: linear-gradient(90deg, rgba(76, 175, 106, 0.18), rgba(76, 175, 106, 0));
  --lb-status-available-color: #2f6a3a;
  --lb-status-available-dot: #4caf6a;
  --lb-status-sold-bg: linear-gradient(90deg, rgba(193, 75, 75, 0.18), rgba(193, 75, 75, 0));
  --lb-status-sold-color: #8a2f2f;
  --lb-status-sold-dot: #c14b4b;
}

/* BLUR mode — keep light text, the blurred image becomes the background */
.lightbox[data-bg="blur"] {
  --lb-bg-solid: #1a1a1a;          /* visible only briefly while blur layer fades in */
  --lb-text-muted: rgba(255, 255, 255, 0.78);
  --lb-text-soft: rgba(255, 255, 255, 0.6);
}

/* Blurred backdrop layer — visible only when data-bg="blur".
   JS sets background-image to the active slide's src. */
.lightbox__bg {
  position: absolute;
  inset: -6%;
  width: 112%;
  height: 112%;
  z-index: 0;
  background-size: cover;
  background-position: center;
  filter: blur(50px) saturate(1.2);
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 500ms var(--ease-premium);
  pointer-events: none;
}

.lightbox__bg-tint {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0;
  background: rgba(0, 0, 0, 0.18);
  transition: opacity 500ms var(--ease-premium);
  pointer-events: none;
}

.lightbox[data-bg="blur"] .lightbox__bg,
.lightbox[data-bg="blur"] .lightbox__bg-tint {
  opacity: 1;
}

.lightbox__chrome {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  color: var(--lb-text-muted);
}

.lightbox__chrome--bottom {
  align-items: flex-end;
}

.lightbox__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  margin-left: -0.5rem;
  color: var(--lb-text);
  font-size: 1.75rem;
  line-height: 1;
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-premium);
}

.lightbox__close:hover {
  opacity: 0.6;
}

/* Top-right cluster: bg switcher + image counter */
.lightbox__top-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Background mode switcher (Black / White / Blur) — pill of three text buttons */
.lightbox__bg-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lb-text-soft);
}

.lightbox__bg-btn {
  background: none;
  border: none;
  padding: 2px 0;
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  color: inherit;
  cursor: pointer;
  transition: color var(--duration-fast) var(--ease-premium),
              border-color var(--duration-fast) var(--ease-premium);
  border-bottom: 1px solid transparent;
}

.lightbox__bg-btn:hover {
  color: var(--lb-text);
}

.lightbox[data-bg="black"] [data-set-lightbox-bg="black"],
.lightbox[data-bg="white"] [data-set-lightbox-bg="white"],
.lightbox[data-bg="blur"]  [data-set-lightbox-bg="blur"] {
  color: var(--lb-text);
  border-bottom-color: var(--lb-text);
}

.lightbox__bg-sep {
  color: var(--lb-divider);
}

.lightbox__counter {
  font-family: var(--font-typewriter);
  letter-spacing: 0.08em;
  font-size: 0.8125rem;
  color: var(--lb-text-soft);
}

.lightbox__counter-sep {
  margin: 0 0.4rem;
  color: var(--lb-divider);
}

.lightbox__stage {
  position: relative;
  flex: 1;
  min-height: 0;
  z-index: 1;
}

.lightbox__slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) clamp(var(--space-md), 8vw, 5rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 350ms var(--ease-premium);
}

.lightbox__slide--active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox__image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
}

.lightbox__empty {
  font-family: var(--font-typewriter);
  color: var(--lb-text-soft);
  font-size: 0.9375rem;
  letter-spacing: 0.05em;
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 3rem;
  height: 4rem;
  background: none;
  border: none;
  color: var(--lb-text-soft);
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: serif;
  transition: color var(--duration-fast) var(--ease-premium),
              transform var(--duration-fast) var(--ease-premium);
}

.lightbox__nav:hover {
  color: var(--lb-text);
}

.lightbox__nav--prev { left: 0; }
.lightbox__nav--next { right: 0; }
.lightbox__nav--prev:hover { transform: translate(-2px, -50%); }
.lightbox__nav--next:hover { transform: translate(2px, -50%); }

.lightbox__meta {
  font-family: var(--font-typewriter);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.lightbox__title {
  font-size: 1rem;
  color: var(--lb-text);
}

.lightbox__sub {
  font-size: 0.8125rem;
  color: var(--lb-text-muted);
}

.lightbox__status {
  margin-top: 0.4rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
}

.lightbox__status--available {
  background: var(--lb-status-available-bg);
  color: var(--lb-status-available-color);
}

.lightbox__status--sold {
  background: var(--lb-status-sold-bg);
  color: var(--lb-status-sold-color);
}

.lightbox__status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: 0 0 8px;
}

.lightbox__status--available .lightbox__status-dot {
  background: var(--lb-status-available-dot);
  box-shadow: 0 0 0 2px rgba(111, 207, 133, 0.18);
}

.lightbox__status--sold .lightbox__status-dot {
  background: var(--lb-status-sold-dot);
  box-shadow: 0 0 0 2px rgba(224, 112, 112, 0.18);
}

.lightbox__cta {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  color: var(--lb-cta-text);
  background: var(--lb-cta-bg);
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-premium),
              background var(--duration-normal) var(--ease-premium),
              color var(--duration-normal) var(--ease-premium);
}

.lightbox__cta:hover {
  opacity: 0.85;
}

@media (max-width: 600px) {
  .lightbox__top-right {
    gap: var(--space-sm);
  }
  .lightbox__bg-switch {
    font-size: 0.6875rem;
    letter-spacing: 0.06em;
  }
  .lightbox__chrome--bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
  .lightbox__nav {
    font-size: 2rem;
    width: 2.5rem;
  }
  .lightbox__slide {
    padding: var(--space-md);
  }
}


/* --- Painting Detail Page (legacy classes — kept in case anything still references them) --- */
.painting-detail {
  padding-top: 0;
}

.painting-detail__header {
  padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-md);
}

.painting-detail__title {
  font-family: var(--font-typewriter);
  margin-bottom: var(--space-sm);
}

.painting-detail__meta {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.painting-detail__status {
  margin-top: var(--space-xs);
}

.painting-detail__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-warm);
  isolation: isolate;
  margin-bottom: var(--space-lg);
}

.painting-detail__image-wrap {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1.5rem, 5%, 3.5rem);
}

.painting-detail__image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
  box-shadow:
    0 2px 4px rgba(0, 0, 0, 0.08),
    0 16px 40px rgba(0, 0, 0, 0.16);
}

.painting-detail__description {
  max-width: 60ch;
  font-family: var(--font-sans);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.painting-detail__cta {
  margin: var(--space-md) 0 var(--space-lg);
}

.painting-detail__cta-link {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--bg-primary);
  background: var(--text-primary);
  padding: 0.875rem 2rem;
  transition: opacity var(--duration-fast) var(--ease-premium);
}

.painting-detail__cta-link:hover {
  opacity: 0.85;
}

.painting-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg) 0 var(--space-xl);
  border-top: 1px solid var(--border);
}

.painting-nav__link {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color var(--duration-fast) var(--ease-premium);
}

.painting-nav__link:hover {
  color: var(--text-primary);
}


/* --- About Page --- */
.about {
  padding-top: calc(var(--nav-height) + var(--space-xl));
}

.about__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (min-width: 768px) {
  .about__layout {
    grid-template-columns: 5fr 7fr;
    gap: var(--space-xl);
  }
}

.about__portrait img {
  width: 100%;
  max-width: 480px;
}

.about__name {
  margin-bottom: var(--space-md);
}

.about__bio {
  margin-bottom: var(--space-md);
}

.about__cta {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
  padding-bottom: 2px;
  transition: opacity var(--duration-fast) var(--ease-premium);
}

.about__cta:hover {
  opacity: 0.6;
}


/* --- Contact Page --- */
.contact {
  padding-top: calc(var(--nav-height) + var(--space-xl));
}

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

@media (min-width: 768px) {
  .contact__layout {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

  /* Pin the intro/disclaimer/email column while the form scrolls */
  .contact__layout > .contact__intro {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-md));
  }
}

.contact__email-link {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
  transition: border-color var(--duration-fast) var(--ease-premium);
}

.contact__email-link:hover {
  border-color: var(--text-primary);
}

.contact__detail {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-top: var(--space-sm);
}

/* Contact notice block */
.contact__notice {
  margin: var(--space-md) 0 var(--space-lg);
  padding: var(--space-md);
  border-left: 2px solid var(--border);
  background: var(--bg-warm);
}

.contact__notice p {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
  max-width: none;
}

.contact__notice p:last-child {
  margin-bottom: 0;
}

.contact__notice strong {
  color: var(--text-primary);
  font-weight: 500;
}

.contact__notice-ref {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px dashed var(--text-muted);
  padding-bottom: 1px;
  transition: border-color var(--duration-fast) var(--ease-premium);
}

.contact__notice-ref:hover {
  border-bottom-color: var(--text-primary);
}

.contact__notice-ref sup {
  font-size: 0.7em;
  margin-left: 1px;
  vertical-align: super;
  line-height: 0;
}

/* Form */
.form__group {
  margin-bottom: var(--space-md);
}

.form__label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.form__input,
.form__textarea {
  width: 100%;
  padding: 0.75rem 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-primary);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-premium);
}

.form__input:focus,
.form__textarea:focus {
  border-color: var(--text-primary);
}

.form__textarea {
  resize: vertical;
  min-height: 120px;
}

.form__submit {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--text-primary);
  border: none;
  padding: 0.875rem 2.5rem;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-premium),
              opacity var(--duration-fast) var(--ease-premium);
}

.form__submit:hover {
  opacity: 0.85;
}

.form__submit:active {
  transform: scale(0.98);
}


/* --- Footer --- */
.footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer__copyright {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer__links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
}

.footer__link {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--ease-premium);
}

.footer__link:hover {
  color: var(--text-primary);
}


/* --- Default page (AGB, Privacy, etc.) --- */
.default-page__body {
  max-width: 65ch;
}

/* Anchor jumps from /agb#section land cleanly below the fixed nav */
.default-page__body section,
.default-page__body [id] {
  scroll-margin-top: calc(var(--nav-height) + var(--space-sm));
}

.default-page__body section + section {
  margin-top: var(--space-md);
}

.default-page__body h1 {
  margin-bottom: var(--space-md);
}

.default-page__body h2 {
  margin-top: var(--space-lg);
  margin-bottom: var(--space-sm);
  font-size: clamp(1.25rem, 2.2vw, 1.625rem);
}

.default-page__body h3 {
  margin-top: var(--space-md);
  margin-bottom: var(--space-xs);
  font-size: 1.125rem;
}

.default-page__body p {
  margin-bottom: var(--space-sm);
}

.default-page__body ul,
.default-page__body ol {
  margin: 0 0 var(--space-sm) 1.25rem;
  color: var(--text-secondary);
}

.default-page__body li {
  margin-bottom: 0.25rem;
}

.default-page__body strong {
  color: var(--text-primary);
  font-weight: 500;
}

.default-page__body a {
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  transition: border-color var(--duration-fast) var(--ease-premium);
}

.default-page__body a:hover {
  border-color: var(--text-primary);
}


/* --- Error Page --- */
.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--space-xl) 0;
  text-align: center;
}

.error-page__inner {
  max-width: 480px;
  margin: 0 auto;
}

.error-page__code {
  font-family: var(--font-sans);
  font-size: clamp(5rem, 15vw, 10rem);
  font-weight: 300;
  letter-spacing: -0.04em;
  color: var(--border);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-sm);
}

.error-page__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 3rem);
  margin-bottom: var(--space-sm);
}

.error-page__text {
  color: var(--text-secondary);
  margin: 0 auto var(--space-md);
}

.error-page__link {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
  padding-bottom: 2px;
  transition: opacity var(--duration-fast) var(--ease-premium);
}

.error-page__link:hover {
  opacity: 0.6;
}


/* --- Form Success Message --- */
.form__success {
  padding: var(--space-md);
  border: 1px solid var(--border);
  background: var(--bg-warm);
}

.form__success p {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-primary);
}


/* --- Grav Form Overrides --- */
.form-field {
  margin-bottom: var(--space-md);
}

.form-field label {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.form-field input[type="text"],
.form-field input[type="email"],
.form-field textarea {
  width: 100%;
  padding: 0.75rem 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--text-primary);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-premium);
}

.form-field input[type="text"]:focus,
.form-field input[type="email"]:focus,
.form-field textarea:focus {
  border-color: var(--text-primary);
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
}

.form-data .form-input-wrapper + .form-input-wrapper {
  margin-top: var(--space-md);
}

button.form__submit,
.form-btn {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg-primary);
  background: var(--text-primary);
  border: none;
  padding: 0.875rem 2.5rem;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-premium),
              opacity var(--duration-fast) var(--ease-premium);
}

button.form__submit:hover,
.form-btn:hover {
  opacity: 0.85;
}

button.form__submit:active,
.form-btn:active {
  transform: scale(0.98);
}


/* --- Scroll Reveal Animations --- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--duration-reveal) var(--ease-premium),
              transform var(--duration-reveal) var(--ease-premium);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity var(--duration-reveal) var(--ease-premium),
              transform var(--duration-reveal) var(--ease-premium);
}

[data-reveal-stagger].revealed > * {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger].revealed > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal-stagger].revealed > *:nth-child(2) { transition-delay: 80ms; }
[data-reveal-stagger].revealed > *:nth-child(3) { transition-delay: 160ms; }
[data-reveal-stagger].revealed > *:nth-child(4) { transition-delay: 240ms; }
[data-reveal-stagger].revealed > *:nth-child(5) { transition-delay: 320ms; }
[data-reveal-stagger].revealed > *:nth-child(6) { transition-delay: 400ms; }


/* --- Mobile --- */
@media (max-width: 767px) {
  :root {
    --space-xl: 4rem;
    --space-2xl: 6rem;
  }

  .nav__links {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }

  .container {
    padding: 0 var(--space-sm);
  }

  .featured__header,
  .category-block__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .painting-grid--featured {
    grid-template-columns: 1fr;
  }

  .home-hero {
    padding-top: calc(var(--nav-height) + var(--space-lg));
  }
}


/* --- Visitenkarte (digital business card) --------------------------------
   On-screen: card sits centred on a soft warm backdrop with a Drucken button.
   On-print: @page rule sets paper to 85 × 55 mm, the card fills that exactly,
   and the on-screen chrome (button, hint) is hidden. The card prints
   edge-to-edge — most printers will add a small margin, hence "Tatsächliche
   Grösse" in the print dialog hint. */
.page-visitenkarte {
  background: #efeae3;
}

.card-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  gap: 1.5rem;
}

.card-page__chrome {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  text-align: center;
}

.card-page__print {
  font-family: var(--font-typewriter);
  font-size: 0.875rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--text-primary);
  color: #fff;
  border: none;
  padding: 0.65rem 1.25rem;
  cursor: pointer;
  transition: opacity var(--duration-base) var(--ease-premium);
}
.card-page__print:hover { opacity: 0.85; }

.card-page__hint {
  font-family: var(--font-typewriter);
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin: 0;
  max-width: 32ch;
  line-height: 1.5;
}

.vcard {
  width: 85mm;
  height: 55mm;
  background: #fdfaf4;
  display: grid;
  grid-template-columns: 30mm 1fr;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.06),
    0 8px 28px rgba(0, 0, 0, 0.14);
  overflow: hidden;
  font-family: var(--font-typewriter);
  color: var(--text-primary);
}

.vcard__art {
  background-size: cover;
  background-repeat: no-repeat;
  background-color: #2a2a2a;
}

.vcard__body {
  padding: 5mm 5mm 5mm 5mm;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.vcard__name {
  font-size: 11pt;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.vcard__role {
  font-size: 7.5pt;
  color: var(--text-secondary);
  margin-top: 0.5mm;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.vcard__divider {
  width: 8mm;
  height: 1px;
  background: currentColor;
  opacity: 0.4;
  margin: 2.5mm 0;
}

.vcard__lines {
  display: flex;
  flex-direction: column;
  gap: 1.2mm;
  font-size: 7.5pt;
  line-height: 1.35;
}

.vcard__line a {
  color: inherit;
  text-decoration: none;
}
.vcard__line a:hover { text-decoration: underline; }

.vcard__line--soft {
  color: var(--text-secondary);
  font-size: 6.75pt;
  margin-top: 1mm;
}

.vcard__sep {
  margin: 0 0.6em;
  opacity: 0.5;
}

@page visitenkarte {
  size: 85mm 55mm;
  margin: 0;
}

@media print {
  html, body {
    background: #fff;
    margin: 0;
    padding: 0;
  }
  .page-visitenkarte .card-page {
    min-height: auto;
    padding: 0;
    gap: 0;
    display: block;
  }
  .page-visitenkarte .card-page__chrome { display: none; }
  .page-visitenkarte .vcard {
    box-shadow: none;
    page: visitenkarte;
    page-break-after: avoid;
  }
}
