/* ==========================================================================
   auto-kunstwerk.css
   Konfigurator "Dein Auto als Kunstwerk" — eigenständige Kampagnenseite.
   Nutzt die Tokens/Utilities aus style.css (var(--green), .glass, .neo, ...)
   für die UI-Chrome (Karten, Buttons, Nav), aber eigene, dunklere Produkt-
   Optik für die Stil-Vorschau-Kacheln (das Kunstwerk selbst, nicht die Website).
   ========================================================================== */

.ak-nav {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 1.4rem;
  padding: 0.6rem 1.6rem;
  border-radius: 999px;
}
.ak-nav .nav-brand { font-family: var(--font-display); font-weight: 560; font-size: 1.05rem; text-decoration: none; color: var(--ink); }
.ak-nav .ak-nav-back { font-size: 0.85rem; font-weight: 500; color: var(--ink-soft); text-decoration: none; }
.ak-nav .ak-nav-back:hover { color: var(--ink); }

.ak-main { padding-top: clamp(6rem, 14vh, 8rem); }

.ak-hero { text-align: center; padding-bottom: clamp(2rem, 6vh, 3rem); }
.ak-hero h1 {
  font-family: var(--font-display);
  font-weight: 480;
  font-size: clamp(2.2rem, 5.5vw, 3.6rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: 1rem;
}
.ak-hero .hero-sub { max-width: 52ch; margin-inline: auto; }

.ak-partner-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.6rem;
  padding: 0.55em 1.3em;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 550;
  color: var(--green-deep);
}
.ak-partner-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); flex: none; }
.ak-partner-badge[hidden] { display: none; }

.ak-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
  max-width: 900px;
  margin: 0 auto clamp(3rem, 7vh, 5rem);
}
.ak-step-mini { text-align: center; padding: 1.4rem 1rem; border-radius: var(--radius-md); }
.ak-step-mini .num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--green); color: #fff; font-weight: 650; font-size: 0.9rem;
  margin-bottom: 0.8rem;
}
.ak-step-mini h3 { font-size: 0.95rem; font-weight: 620; margin-bottom: 0.3rem; }
.ak-step-mini p { font-size: 0.85rem; color: var(--ink-soft); }

.ak-section { padding: clamp(3rem, 7vh, 5rem) 0; }
.ak-section-head { margin-bottom: clamp(2rem, 5vh, 3rem); }
.ak-section-head .ak-index {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--green-soft); color: var(--green-deep);
  font-size: 0.8rem; font-weight: 700; margin-right: 0.7rem;
}
.ak-section-head h2 {
  display: inline-flex; align-items: center;
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(1.4rem, 3vw, 1.9rem);
}
.ak-section-head p { color: var(--ink-soft); margin-top: 0.6rem; max-width: 60ch; }

/* ---------- Stil-Auswahl ---------- */

.ak-style-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.ak-style-tile {
  position: relative;
  border: none;
  cursor: pointer;
  padding: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  color: #f4f2ec;
  text-align: left;
  box-shadow: 0 14px 30px rgba(20, 20, 20, 0.18);
  outline: 3px solid transparent;
  outline-offset: 2px;
  transition: transform 0.25s ease, outline-color 0.2s ease;
}
.ak-style-tile:hover { transform: translateY(-4px); }
.ak-style-tile.is-selected { outline-color: var(--green); }

.ak-style-tile .ak-tile-check {
  position: absolute; top: 12px; right: 12px; z-index: 3;
  width: 26px; height: 26px; border-radius: 50%;
  background: rgba(255,255,255,0.16); border: 1.5px solid rgba(255,255,255,0.55);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; opacity: 0; transition: opacity 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.ak-style-tile.is-selected .ak-tile-check {
  opacity: 1; background: var(--green); border-color: var(--green);
}

.ak-style-tile .ak-tile-info {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 1.1rem 1.2rem 1rem;
  background: linear-gradient(to top, rgba(8,8,9,0.92), rgba(8,8,9,0.05));
}
.ak-style-tile .ak-tile-info strong { display: block; font-family: var(--font-display); font-size: 1.15rem; font-weight: 560; }
.ak-style-tile .ak-tile-info span { display: block; font-size: 0.78rem; opacity: 0.85; margin-top: 0.2rem; }

/* Liquid Chrome: echtes Werk als Kachel-Hintergrund */
.ak-tile-chrome {
  background: #0a0a0a url("assets/portfolio/style-chrome.jpg") center / cover no-repeat;
}

/* Glass Effect: echtes Werk als Kachel-Hintergrund */
.ak-tile-glass {
  background: #103a40 url("assets/portfolio/style-glass.jpg") center / cover no-repeat;
}

/* Graffiti: echtes Werk als Kachel-Hintergrund */
.ak-tile-graffiti {
  background: #d9d6cf url("assets/portfolio/style-graffiti.jpg") center / cover no-repeat;
}

/* Melting Gold: echtes Werk als Kachel-Hintergrund */
.ak-tile-gold {
  background: #0b0904 url("assets/portfolio/style-gold.jpg") center / cover no-repeat;
}

.ak-custom-note { margin-top: 1.4rem; padding: 1.4rem 1.6rem; border-radius: var(--radius-md); }
.ak-custom-note[hidden] { display: none; }
.ak-custom-note label { display: block; font-size: 0.85rem; font-weight: 560; margin-bottom: 0.5rem; color: var(--ink-soft); }
.ak-custom-note textarea {
  width: 100%; min-height: 90px; resize: vertical;
  font-family: var(--font-body); font-size: 0.95rem; padding: 0.8em 1em;
  border-radius: var(--radius-sm); border: 1px solid rgba(38, 43, 34, 0.14);
  background: rgba(255, 255, 255, 0.7); color: var(--ink);
}
.ak-custom-note textarea:focus { outline: 2px solid var(--green); outline-offset: 1px; }

/* ---------- Foto-Upload ---------- */

.ak-upload {
  display: block;
  position: relative;
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 6vw, 3rem);
  text-align: center;
  cursor: pointer;
  transition: box-shadow 0.25s ease;
}
.ak-upload.is-dragover { box-shadow: 0 0 0 3px var(--green) inset; }
.ak-upload input[type="file"] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.ak-upload-icon { font-size: 2.2rem; margin-bottom: 0.8rem; }
.ak-upload p { color: var(--ink-soft); font-size: 0.92rem; }
.ak-upload .ak-upload-hint { font-size: 0.78rem; margin-top: 0.4rem; }

.ak-upload-preview { margin-top: 1.4rem; display: none; }
.ak-upload-preview.is-visible { display: flex; align-items: center; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.ak-upload-preview img {
  width: 96px; height: 96px; object-fit: cover; border-radius: var(--radius-sm);
  box-shadow: 0 8px 20px rgba(38,43,34,0.18);
}
.ak-upload-preview .ak-file-name { font-size: 0.85rem; color: var(--ink-soft); }
.ak-upload-remove {
  background: none; border: none; color: var(--ink-soft); text-decoration: underline;
  font-size: 0.8rem; cursor: pointer;
}

/* ---------- Material & Größe ---------- */

.ak-material-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2rem;
}
.ak-material-card {
  text-align: left;
  border: none;
  cursor: pointer;
  padding: 1.4rem 1.5rem;
  border-radius: var(--radius-md);
  outline: 2px solid transparent;
  outline-offset: 2px;
  color: var(--ink);
  transition: outline-color 0.2s ease, transform 0.2s ease;
}
.ak-material-card:hover { transform: translateY(-2px); }
.ak-material-card.is-selected { outline-color: var(--green); }
.ak-material-card strong { display: block; font-family: var(--font-display); font-size: 1.1rem; margin-bottom: 0.4rem; color: var(--ink); }
.ak-material-card p { font-size: 0.85rem; color: var(--ink-soft); margin-bottom: 0.8rem; }
.ak-material-card .ak-from-price { font-size: 0.82rem; font-weight: 620; color: var(--green-deep); }

.ak-material-card.is-custom {
  background: var(--bg-2);
  border: 2px dashed rgba(107, 143, 113, 0.5);
  box-shadow: none;
}
.ak-material-card.is-custom:hover { background: rgba(107, 143, 113, 0.08); }
.ak-material-card.is-custom.is-selected { border-style: solid; background: rgba(107, 143, 113, 0.1); }
.ak-material-card.is-custom .ak-from-price { color: var(--ink-soft); font-weight: 560; }

.ak-size-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 1.6rem; }
.ak-size-pill {
  border: none; cursor: pointer;
  padding: 0.65em 1.4em; border-radius: 999px;
  font-size: 0.88rem; font-weight: 560; color: var(--ink-soft);
  outline: 2px solid transparent; outline-offset: 1px;
  transition: outline-color 0.2s ease, color 0.2s ease;
}
.ak-size-pill.is-selected { outline-color: var(--green); color: var(--ink); }

.ak-orientation-row { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-bottom: 1.6rem; }
.ak-orientation-pill {
  border: none; cursor: pointer;
  padding: 0.65em 1.4em; border-radius: 999px;
  font-size: 0.88rem; font-weight: 560; color: var(--ink-soft);
  outline: 2px solid transparent; outline-offset: 1px;
  transition: outline-color 0.2s ease, color 0.2s ease;
}
.ak-orientation-pill.is-selected { outline-color: var(--green); color: var(--ink); }

.ak-price-card {
  border-radius: var(--radius-lg);
  padding: clamp(1.6rem, 4vw, 2.2rem);
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap;
}
.ak-price-card .ak-price-breakdown { font-size: 0.82rem; color: var(--ink-soft); line-height: 1.5; }
.ak-price-card .ak-price-total { text-align: right; }
.ak-price-card .ak-price-total strong {
  display: block; font-family: var(--font-display); font-size: 1.9rem; color: var(--green-deep); line-height: 1;
}
.ak-price-card .ak-price-total span { font-size: 0.78rem; color: var(--ink-soft); }

/* ---------- Kontaktformular ---------- */

.ak-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.ak-form-grid .ak-field-full { grid-column: 1 / -1; }
.ak-field label { display: block; font-size: 0.82rem; font-weight: 560; margin-bottom: 0.4rem; color: var(--ink-soft); }
.ak-field input,
.ak-field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.8em 1em;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(38,43,34,0.14);
  background: rgba(255,255,255,0.7);
  color: var(--ink);
}
.ak-field textarea { min-height: 100px; resize: vertical; }
.ak-field input:focus,
.ak-field textarea:focus { outline: 2px solid var(--green); outline-offset: 1px; }

.ak-consent { display: flex; align-items: flex-start; gap: 0.7rem; margin: 1.4rem 0; font-size: 0.85rem; color: var(--ink-soft); }
.ak-consent input { margin-top: 0.25em; width: 16px; height: 16px; accent-color: var(--green); flex: none; }
.ak-consent a { color: var(--green-deep); text-decoration: underline; }

.ak-submit-row { display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap; }
.ak-submit-note { font-size: 0.8rem; color: var(--ink-soft); }

/* Honeypot – für Menschen unsichtbar, Netlify-Spamschutz */
.ak-hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

.ak-footer { padding-top: 0; }
.ak-footer .footer-inner { padding: 0; }
.ak-hero-tall { min-height: 50vh; display: flex; flex-direction: column; align-items: center; justify-content: center; }

@media (max-width: 720px) {
  .ak-steps { grid-template-columns: 1fr; }
  .ak-form-grid { grid-template-columns: 1fr; }
  .ak-price-card { flex-direction: column; align-items: stretch; text-align: center; }
  .ak-price-card .ak-price-total { text-align: center; }
}