/* ============================================================
   Kupfer & Rauch — warm-editorial, Abendstimmung
   Palette: Espresso #14100D · Kupfer #B87333 · Creme #F0E6D2 · Bordeaux #5C1F23
   Fonts: Playfair Display (Headlines/Menü) · Sora (UI)
   Tag→Abend: --dusk (0..1) wird per JS an Scroll gekoppelt und
   steuert Hintergrund-Mischung + Kerzenlicht-Schleier.
   ============================================================ */

:root {
  --espresso: #14100D;
  --copper: #B87333;
  --copper-soft: #C98F55;
  --cream: #F0E6D2;
  --cream-dim: rgba(240, 230, 210, 0.62);
  --cream-faint: rgba(240, 230, 210, 0.38);
  --bordeaux: #5C1F23;
  --hairline: rgba(240, 230, 210, 0.16);
  --hairline-soft: rgba(240, 230, 210, 0.09);

  /* Tag→Abend: JS interpoliert --bg zwischen Nachmittag und Nacht */
  --bg-day: #2B2620;
  --bg-night: #14100D;
  --bg: var(--bg-day);
  --veil-opacity: 0;

  --ease-lux: cubic-bezier(0.32, 0.72, 0, 1);
  --serif: "Playfair Display", Georgia, serif;
  --sans: "Sora", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  color: var(--cream);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: inherit; }

::selection { background: var(--copper); color: var(--espresso); }

/* ---------- Abend-Schleier (Kerzenlicht-Tönung, fixed, opacity-animiert) ---------- */
.dusk-veil {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: var(--veil-opacity);
  background:
    radial-gradient(120% 90% at 50% 110%, rgba(184, 115, 51, 0.14) 0%, transparent 55%),
    linear-gradient(180deg, rgba(10, 7, 5, 0.28) 0%, rgba(20, 12, 7, 0.12) 40%, rgba(46, 22, 12, 0.18) 100%);
  transition: opacity 0.25s linear;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem clamp(1.25rem, 4vw, 3.5rem);
  background: linear-gradient(180deg, rgba(20, 16, 13, 0.72), rgba(20, 16, 13, 0));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.brand {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.brand .amp { color: var(--copper); font-style: italic; }

.site-nav {
  display: flex;
  gap: clamp(1.2rem, 3vw, 2.4rem);
  align-items: center;
}

.site-nav a {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--cream-dim);
  transition: color 0.4s var(--ease-lux);
}

.site-nav a:hover { color: var(--cream); }

.site-nav .nav-reserve {
  color: var(--copper-soft);
  border-bottom: 1px solid var(--copper);
  padding-bottom: 2px;
}

.site-nav .nav-reserve:hover { color: var(--cream); border-color: var(--cream); }

/* ---------- Layout-Grundmaß ---------- */
main { position: relative; z-index: 2; }

section {
  padding: clamp(7rem, 12vw, 12rem) clamp(1.25rem, 5vw, 4rem);
  max-width: 1200px;
  margin: 0 auto;
}

.section-head {
  position: relative;
  margin-bottom: clamp(3rem, 6vw, 5.5rem);
}

.section-num {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--copper);
  margin-bottom: 1rem;
}

.section-num::after {
  content: "";
  display: inline-block;
  width: 56px;
  height: 1px;
  background: var(--copper);
  vertical-align: middle;
  margin-left: 1rem;
  opacity: 0.55;
}

.section-head h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
}

.section-note {
  max-width: 46ch;
  margin-top: 1.4rem;
  color: var(--cream-dim);
  font-size: 0.95rem;
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding-top: 8rem;
  position: relative;
}

.hero-kicker {
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--copper-soft);
  margin-bottom: 2.2rem;
}

.hero-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(4rem, 14vw, 11rem);
  line-height: 0.98;
  letter-spacing: -0.02em;
}

.hero-title .line { display: block; }

.hero-title .line-amp em {
  font-style: italic;
  font-weight: 400;
  color: var(--copper);
  font-size: 0.52em;
  display: inline-block;
  transform: translateY(-0.12em);
}

.hero-sub {
  margin-top: 2.6rem;
  color: var(--cream-dim);
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.8;
}

.hero-meta {
  margin-top: 2.4rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream-faint);
}

.hero-meta a {
  color: var(--copper-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--copper);
  padding-bottom: 2px;
  transition: color 0.4s var(--ease-lux);
}

.hero-meta a:hover { color: var(--cream); }

.dot-sep {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--copper);
  opacity: 0.7;
}

.scroll-hint {
  position: absolute;
  bottom: 2.4rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.9rem;
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--cream-faint);
  white-space: nowrap;
}

.scroll-line {
  display: block;
  width: 1px;
  height: 52px;
  background: linear-gradient(180deg, transparent, var(--copper));
  animation: scrollPulse 2.6s var(--ease-lux) infinite;
  transform-origin: top;
}

@keyframes scrollPulse {
  0% { transform: scaleY(0); opacity: 0; }
  35% { transform: scaleY(1); opacity: 1; }
  70% { transform: scaleY(1); opacity: 0; }
  100% { transform: scaleY(0); opacity: 0; }
}

/* ---------- Menü ---------- */
.menu-section { border-top: 1px solid var(--hairline-soft); }

.course {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.course + .course { border-top: 1px solid var(--hairline-soft); }

.course-alt .course-text { order: 2; }
.course-alt .dish-figure { order: 1; }

.course-chapter {
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 1.6rem;
}

.menu-line {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
}

.dish-name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  flex-shrink: 1;
}

.leader {
  flex: 1;
  min-width: 2rem;
  border-bottom: 1px dotted rgba(240, 230, 210, 0.35);
  transform: translateY(-0.35em);
}

.dish-price {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.2vw, 1.7rem);
  color: var(--copper-soft);
  white-space: nowrap;
}

.dish-desc {
  margin-top: 1.3rem;
  max-width: 44ch;
  color: var(--cream-dim);
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.75;
}

.dish-desc em { font-style: italic; }

/* Teller: 1:1-Foto, wirkt auf den Tisch gestellt */
.dish-figure {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  overflow: hidden;
  box-shadow:
    0 30px 70px rgba(0, 0, 0, 0.55),
    0 6px 22px rgba(0, 0, 0, 0.4);
  isolation: isolate;
}

.dish-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.steam-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

.menu-footnote {
  margin-top: clamp(2.5rem, 5vw, 4rem);
  padding-top: 2rem;
  border-top: 1px solid var(--hairline-soft);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--cream-faint);
  text-align: center;
}

/* ---------- Gastraum ---------- */
.room-section { border-top: 1px solid var(--hairline-soft); }

.room-figure {
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.room-figure img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }

.room-copy {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  margin-top: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
}

.room-lede {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  line-height: 1.55;
  font-weight: 400;
}

.room-facts {
  display: grid;
  gap: 1.6rem;
  border-left: 1px solid var(--hairline);
  padding-left: clamp(1.5rem, 3vw, 2.5rem);
}

.fact-value {
  display: block;
  font-family: var(--serif);
  font-size: 2.4rem;
  color: var(--copper-soft);
  line-height: 1.1;
}

.fact-label {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cream-faint);
}

/* ---------- Küche ---------- */
.kitchen-section { border-top: 1px solid var(--hairline-soft); }

.kitchen-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: center;
}

.kitchen-figure {
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
}

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

.kitchen-figure figcaption {
  padding: 0.9rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cream-faint);
}

.kitchen-copy .section-head { margin-bottom: 2.2rem; }

.kitchen-copy p {
  color: var(--cream-dim);
  max-width: 52ch;
}

.kitchen-copy p + p { margin-top: 1.4rem; }

.kitchen-copy blockquote {
  margin-top: 2.6rem;
  padding-left: 1.8rem;
  border-left: 2px solid var(--copper);
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  line-height: 1.5;
  color: var(--cream);
}

/* ---------- Reservierung ---------- */
.reserve-section { border-top: 1px solid var(--hairline-soft); }

.reserve-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: start;
}

.reserve-grid .section-head { margin-bottom: 0; }

.reserve-form { display: grid; gap: 1.6rem; }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem;
}

.field { display: grid; gap: 0.55rem; }

.field label {
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper-soft);
}

.field .optional { color: var(--cream-faint); text-transform: none; letter-spacing: 0.04em; }

.field input,
.field select,
.field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  color: var(--cream);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 1rem;
  padding: 0.6rem 0.1rem;
  border-radius: 0;
  transition: border-color 0.4s var(--ease-lux);
}

.field select { appearance: none; -webkit-appearance: none; cursor: pointer; }

.field select option { background: var(--espresso); color: var(--cream); }

.field textarea { resize: vertical; min-height: 4.5rem; }

.field input::placeholder,
.field textarea::placeholder { color: var(--cream-faint); }

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--copper);
}

.field input[type="date"] { color-scheme: dark; }

.submit-btn {
  justify-self: start;
  margin-top: 0.6rem;
  background: transparent;
  border: 1px solid var(--copper);
  color: var(--cream);
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 1.05rem 2.6rem;
  cursor: pointer;
  transition: background-color 0.5s var(--ease-lux), color 0.5s var(--ease-lux);
}

.submit-btn:hover {
  background-color: var(--copper);
  color: var(--espresso);
}

/* ---------- Kontakt ---------- */
.contact-section {
  border-top: 1px solid var(--hairline-soft);
  padding-top: clamp(5rem, 8vw, 8rem);
  padding-bottom: clamp(5rem, 8vw, 8rem);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 4rem);
}

.contact-block h3 {
  font-size: 0.75rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--copper);
  font-weight: 500;
  margin-bottom: 1.1rem;
}

.contact-block p {
  font-family: var(--serif);
  font-size: 1.12rem;
  line-height: 1.75;
  color: var(--cream-dim);
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--hairline);
  padding: clamp(4rem, 7vw, 6rem) clamp(1.25rem, 5vw, 4rem) 3rem;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.35));
}

.candle { display: flex; justify-content: center; margin-bottom: 2.4rem; }

.flame-group {
  transform-origin: 30px 55px;
  animation: flicker 2.8s ease-in-out infinite;
}

.flame-core {
  transform-origin: 30px 52px;
  animation: flickerCore 1.9s ease-in-out infinite;
}

.candle-glow {
  transform-origin: 30px 34px;
  animation: glowPulse 2.8s ease-in-out infinite;
}

/* organisches Flackern: unregelmäßige Keyframe-Abstände, nur transform/opacity */
@keyframes flicker {
  0%   { transform: scale(1, 1) skewX(0deg); }
  13%  { transform: scale(0.97, 1.04) skewX(1.6deg); }
  27%  { transform: scale(1.02, 0.96) skewX(-1.2deg); }
  38%  { transform: scale(0.98, 1.06) skewX(0.8deg); }
  52%  { transform: scale(1.01, 0.98) skewX(-2deg); }
  64%  { transform: scale(0.965, 1.05) skewX(1.1deg); }
  78%  { transform: scale(1.02, 0.97) skewX(-0.6deg); }
  91%  { transform: scale(0.99, 1.03) skewX(1.4deg); }
  100% { transform: scale(1, 1) skewX(0deg); }
}

@keyframes flickerCore {
  0%   { transform: scale(1, 1); opacity: 1; }
  21%  { transform: scale(0.92, 1.08); opacity: 0.85; }
  43%  { transform: scale(1.05, 0.94); opacity: 1; }
  58%  { transform: scale(0.95, 1.05); opacity: 0.9; }
  76%  { transform: scale(1.03, 0.97); opacity: 1; }
  100% { transform: scale(1, 1); opacity: 1; }
}

@keyframes glowPulse {
  0%   { opacity: 0.85; transform: scale(1); }
  30%  { opacity: 1; transform: scale(1.06); }
  55%  { opacity: 0.75; transform: scale(0.96); }
  80%  { opacity: 0.95; transform: scale(1.03); }
  100% { opacity: 0.85; transform: scale(1); }
}

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(1.2rem, 3vw, 2.6rem);
  margin-bottom: 2.6rem;
}

.footer-nav a {
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--cream-dim);
  transition: color 0.4s var(--ease-lux);
}

.footer-nav a:hover { color: var(--copper-soft); }

.footer-legal {
  border-top: 1px solid var(--hairline-soft);
  padding-top: 2rem;
  display: grid;
  gap: 0.8rem;
}

.imprint {
  font-size: 0.75rem;
  color: var(--cream-faint);
  max-width: 72ch;
  margin: 0 auto;
  line-height: 1.8;
}

.template-note { font-size: 0.78rem; color: var(--cream-faint); }

.template-note a {
  color: var(--copper-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(184, 115, 51, 0.5);
}

.template-note a:hover { color: var(--cream); }

/* ---------- Scroll-Reveals ---------- */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease-lux), transform 0.9s var(--ease-lux);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hero-Zeilen leicht gestaffelt */
.hero-title .line:nth-child(2) { transition-delay: 0.12s; }
.hero-title .line:nth-child(3) { transition-delay: 0.22s; }
.hero-sub { transition-delay: 0.3s; }
.hero-meta { transition-delay: 0.38s; }
.scroll-hint { transition-delay: 0.5s; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .kitchen-grid,
  .reserve-grid,
  .room-copy {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .site-nav a:not(.nav-reserve) { display: none; }

  .course {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .course-alt .course-text { order: 1; }
  .course-alt .dish-figure { order: 2; }

  .dish-figure { max-width: 420px; margin: 0 auto; width: 100%; }

  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }

  .field-row { grid-template-columns: 1fr; }

  .hero-sub br { display: none; }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .flame-group,
  .flame-core,
  .candle-glow,
  .scroll-line {
    animation: none;
  }

  .dusk-veil {
    /* fester Abendzustand, keine Farbfahrt */
    opacity: 0.6;
    transition: none;
  }
}