/* ==========================================================================
   VITA UMZÜGE – Komponenten: Buttons, Karten, Formulare, Medien, Lightbox
   ========================================================================== */

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  gap: .65rem;
  min-height: 52px;
  padding: .9rem 1.6rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: .13em;
  text-transform: uppercase;
  text-align: center;
  cursor: pointer;
  overflow: hidden;
  isolation: isolate;
  transition: transform var(--t-fast) var(--ease),
              box-shadow var(--t) var(--ease),
              background-color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease);
}
.btn__label { position: relative; z-index: 2; }
.btn__icon  { position: relative; z-index: 2; flex: none; transition: transform var(--t) var(--ease); }

.btn:hover  { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:hover .btn__icon { transform: translateX(4px); }

/* Primär: massives Gold */
.btn--gold {
  background: linear-gradient(135deg, var(--gold-light), var(--gold) 45%, var(--gold-deep));
  color: #14140F;
  box-shadow: 0 10px 26px -14px rgba(220, 187, 112, .55);
}
.btn--gold:hover { box-shadow: 0 18px 40px -16px rgba(220, 187, 112, .7); }

/* Sekundär auf dunklem Grund: goldene Kontur */
.btn--ghost {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(242, 240, 230, .03);
  backdrop-filter: blur(4px);
}
.btn--ghost::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  opacity: 0; transition: opacity var(--t) var(--ease);
}
.btn--ghost:hover { border-color: var(--gold); color: #14140F; }
.btn--ghost:hover::before { opacity: 1; }

/* Auf hellen Flächen */
.btn--dark {
  background: var(--black); color: var(--white);
  border-color: var(--black);
}
.btn--dark:hover { background: var(--charcoal); box-shadow: var(--shadow); }

.btn--light {
  background: var(--white); color: var(--black); border-color: var(--white);
}
.btn--light:hover { box-shadow: 0 18px 40px -18px rgba(0, 0, 0, .5); }

.btn--wide  { width: 100%; }
.btn--lg    { min-height: 58px; padding: 1.05rem 2rem; }

/* Animierter goldener Unterstrich für Textlinks */
.link-gold {
  position: relative;
  display: inline-flex; align-items: center; gap: .45rem;
  color: var(--accent-text);
  font-weight: 600;
  font-size: var(--fs-small);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.link-gold::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -3px; height: 1px;
  background: currentColor;
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t) var(--ease);
}
.link-gold:hover::after, .link-gold:focus-visible::after { transform: scaleX(1); }
.link-gold svg { transition: transform var(--t) var(--ease); }
.link-gold:hover svg { transform: translateX(4px); }

/* --------------------------------------------------------------------------
   Icons
   -------------------------------------------------------------------------- */
.vu-icon { flex: none; stroke: currentColor; }

.icon-badge {
  display: grid; place-items: center;
  width: clamp(54px, 4.4vw, 68px); aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--accent-text);
  background: radial-gradient(circle at 34% 28%, rgba(220, 187, 112, .16), transparent 72%);
  transition: border-color var(--t) var(--ease), transform var(--t) var(--ease),
              box-shadow var(--t) var(--ease), color var(--t) var(--ease);
}
.icon-badge--sq { border-radius: var(--radius); }
:is(.card, .benefit, .feat-item):hover .icon-badge {
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
}

/* --------------------------------------------------------------------------
   Medien
   -------------------------------------------------------------------------- */
.media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--charcoal);
}
.media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow) var(--ease), filter var(--t-slow) var(--ease);
}
.media--zoom:hover img { transform: scale(1.055); }

.media::after { /* dezenter dunkler Verlauf für Textlesbarkeit */
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(10, 12, 10, .72));
  opacity: 0; transition: opacity var(--t) var(--ease);
  pointer-events: none;
}
.media--shade::after { opacity: 1; }

/* Goldrahmen-Detail für große Bilder */
.media-framed { position: relative; }
.media-framed::before {
  content: ''; position: absolute; z-index: 2;
  inset: clamp(8px, 1vw, 16px);
  border: 1px solid rgba(242, 240, 230, .16);
  pointer-events: none;
  transition: inset var(--t) var(--ease), border-color var(--t) var(--ease);
}
.media-framed:hover::before { inset: clamp(11px, 1.3vw, 21px); border-color: rgba(220, 187, 112, .5); }

/* --------------------------------------------------------------------------
   Karten
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  display: flex; flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--t) var(--ease), border-color var(--t) var(--ease),
              box-shadow var(--t) var(--ease), background-color var(--t) var(--ease);
}
.card::before { /* goldene Linie, die beim Hover einläuft */
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; z-index: 3;
  background: linear-gradient(90deg, var(--gold-light), var(--gold), transparent);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--t-slow) var(--ease);
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--line);
  background: var(--card-hover);
  box-shadow: var(--shadow);
}
.card:hover::before { transform: scaleX(1); }
.card:focus-within::before { transform: scaleX(1); }

.card__media { aspect-ratio: 4 / 3; }
.card__body  { display: flex; flex-direction: column; flex: 1; gap: .85rem; padding: clamp(1.2rem, .8rem + 1vw, 1.9rem); }
.card__title { font-size: var(--fs-h3); }
.card__text  { color: var(--ink-muted); font-size: var(--fs-body); margin: 0; }
.card__foot  { margin-top: auto; padding-top: .35rem; }

.card__icon {
  position: absolute; z-index: 3;
  top: clamp(.8rem, 1vw, 1.1rem); left: clamp(.8rem, 1vw, 1.1rem);
  display: grid; place-items: center;
  width: 46px; aspect-ratio: 1;
  color: var(--gold);
  background: rgba(10, 12, 10, .72);
  border: 1px solid rgba(220, 187, 112, .35);
  border-radius: var(--radius);
  backdrop-filter: blur(6px);
  transition: background-color var(--t) var(--ease), color var(--t) var(--ease);
}
.card:hover .card__icon { background: var(--gold); color: var(--black); }

/* Aufzählung mit goldenen Haken */
.ticks { display: grid; gap: .5rem; }
.ticks li {
  display: grid; grid-template-columns: auto 1fr; gap: .6rem;
  align-items: start;
  font-size: var(--fs-small);
  color: var(--ink-muted);
}
.ticks svg { color: var(--accent-text); margin-top: .28em; }

/* --------------------------------------------------------------------------
   Formular
   -------------------------------------------------------------------------- */
.form { display: grid; gap: clamp(.9rem, .6rem + .6vw, 1.25rem); }
.form__row { display: grid; gap: inherit; grid-template-columns: repeat(2, minmax(0, 1fr)); }

.field { display: grid; gap: .45rem; }
.field__label {
  font-size: var(--fs-kicker);
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-subtle);
}
.field__req { color: var(--accent-text); }

.field input, .field select, .field textarea {
  width: 100%;
  min-height: 52px;
  padding: .85rem 1rem;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--ink);
  background: var(--bg-raised);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
  appearance: none;
}
.field textarea { min-height: 140px; padding-top: .95rem; resize: vertical; line-height: 1.6; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-subtle); opacity: 1; }

.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--line); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(220, 187, 112, .16);
}
.theme-light .field input:focus, .theme-light .field select:focus, .theme-light .field textarea:focus {
  box-shadow: 0 0 0 3px rgba(184, 146, 63, .2);
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237E5F16' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9.5 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.6rem;
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"], .field select[aria-invalid="true"] {
  border-color: #C0563F;
  box-shadow: 0 0 0 3px rgba(192, 86, 63, .16);
}
.field__error { font-size: var(--fs-small); color: #C0563F; min-height: 0; }
.field__error:empty { display: none; }

/* Honeypot – für Menschen unsichtbar, für Bots verlockend */
.hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; overflow: hidden; }

.form__consent {
  display: grid; grid-template-columns: auto 1fr; gap: .7rem;
  align-items: start;
  font-size: var(--fs-small);
  color: var(--ink-muted);
  line-height: 1.55;
}
.form__consent input { width: 20px; height: 20px; min-height: 0; margin-top: .18em; accent-color: var(--gold-deep); }
.form__consent a { color: var(--accent-text); text-decoration: underline; text-underline-offset: 2px; }

.form__note { font-size: var(--fs-small); color: var(--ink-subtle); }

.alert {
  display: grid; grid-template-columns: auto 1fr; gap: .8rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-left-width: 3px;
  border-radius: var(--radius);
  font-size: var(--fs-small);
  line-height: 1.6;
}
.alert--ok   { border-left-color: var(--gold); background: rgba(220, 187, 112, .10); color: var(--ink); }
.alert--err  { border-left-color: #C0563F; border-color: rgba(192, 86, 63, .35); background: rgba(192, 86, 63, .09); }
.alert svg { color: var(--accent-text); margin-top: .1em; }
.alert--err svg { color: #C0563F; }

.btn[data-loading="true"] { pointer-events: none; opacity: .72; }
.btn[data-loading="true"] .btn__icon { animation: vu-spin 0.9s linear infinite; }
@keyframes vu-spin { to { transform: rotate(360deg); } }

/* --------------------------------------------------------------------------
   Lightbox (Galerie)
   -------------------------------------------------------------------------- */
.lightbox {
  position: fixed; inset: 0; z-index: var(--z-lightbox);
  display: grid; place-items: center;
  padding: clamp(.75rem, 3vw, 3rem);
  background: rgba(6, 7, 6, .95);
  backdrop-filter: blur(10px);
  opacity: 0; visibility: hidden;
  transition: opacity var(--t) var(--ease), visibility var(--t);
}
.lightbox[data-open="true"] { opacity: 1; visibility: visible; }

.lightbox__stage {
  position: relative;
  max-width: min(1200px, 100%);
  max-height: 100%;
  display: grid; gap: .9rem;
  transform: scale(.965); opacity: 0;
  transition: transform var(--t-slow) var(--ease), opacity var(--t) var(--ease);
}
.lightbox[data-open="true"] .lightbox__stage { transform: scale(1); opacity: 1; }

.lightbox__img {
  max-width: 100%; max-height: calc(100vh - 9rem);
  width: auto; margin-inline: auto;
  border: 1px solid rgba(220, 187, 112, .28);
  border-radius: var(--radius);
  object-fit: contain;
}
.lightbox__cap {
  display: flex; flex-wrap: wrap; gap: .5rem 1rem;
  justify-content: space-between; align-items: baseline;
  color: var(--white);
  font-size: var(--fs-small);
}
.lightbox__count { color: var(--gold); letter-spacing: .12em; }

.lightbox__btn {
  position: absolute;
  display: grid; place-items: center;
  width: 48px; height: 48px;
  color: var(--white);
  background: rgba(10, 12, 10, .6);
  border: 1px solid rgba(242, 240, 230, .18);
  border-radius: 50%;
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease),
              border-color var(--t-fast) var(--ease);
}
.lightbox__btn:hover { background: var(--gold); color: var(--black); border-color: var(--gold); }
.lightbox__close { top: -.25rem; right: -.25rem; transform: translate(0, -100%); }
.lightbox__prev  { left: clamp(-3.6rem, -4vw, -1rem); top: 45%; }
.lightbox__next  { right: clamp(-3.6rem, -4vw, -1rem); top: 45%; }

@media (max-width: 860px) {
  .lightbox__close { top: .25rem; right: .25rem; transform: none; position: fixed; }
  .lightbox__prev  { left: .4rem; }
  .lightbox__next  { right: .4rem; }
  .lightbox__img   { max-height: calc(100vh - 11rem); }
}

/* Pfeil "zurück" spiegeln (nutzt dasselbe Icon wie "weiter") */
.lightbox__prev svg { transform: rotate(180deg); }