/* ============================================================
   KOMPONEN — kartu, tombol, frame, nav, field, lightbox
   ============================================================ */

/* ---------- Ornamen ---------- */
.orn-gold {
  color: var(--gold);
  fill: currentColor;
  stroke: currentColor;
}

.divider {
  width: min(220px, 60%);
  height: 26px;
  margin: 0 auto;
  display: block;
  color: var(--gold);
  fill: none;
  stroke: currentColor;
}

/* ---------- Kartu ---------- */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--space-3);
}

.card--ornate {
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-3);
}

.card--ornate::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--gold-soft);
  border-radius: calc(var(--radius-lg) - 8px);
  pointer-events: none;
}

/* ---------- Tombol ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  padding: 0.8em 1.8em;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out),
    background-color 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

.btn--gold {
  background: linear-gradient(135deg, var(--gold), #9a6f33);
  color: var(--ivory);
  box-shadow: 0 6px 18px rgba(185, 138, 68, 0.4);
}

.btn--outline {
  border: 1px solid var(--gold);
  color: var(--emerald);
  background: transparent;
}

.btn__icon {
  width: 1.2em;
  height: 1.2em;
  flex: none;
}

/* ---------- Frame lengkung (mihrab) ---------- */
.arch-frame {
  position: relative;
  width: min(230px, 70vw);
  margin: 0 auto;
}

.arch-frame__outline {
  width: 100%;
  display: block;
}

/* Area gambar di dalam lengkungan, terpotong mengikuti bentuk mihrab */
.arch-frame__media {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  clip-path: url(#arch-clip);
}

.arch-frame__img {
  width: 84%;
  height: 88%;
  object-fit: contain;
  object-position: bottom;
}

.arch-frame__img[hidden] {
  display: none;
}

/* Fallback saat file gambar belum ada: inisial nama dalam serif emas */
.arch-frame__fallback {
  margin: auto;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 4.5rem;
  color: var(--gold);
  opacity: 0.85;
}

/* ---------- Field form ---------- */
.field {
  display: block;
  margin-bottom: var(--space-2);
  text-align: left;
}

.field__label {
  display: block;
  font-size: var(--fs-small);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 0.35em;
}

.field__input {
  width: 100%;
  padding: 0.75em 1em;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  background: var(--ivory);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.field__input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-soft);
}

textarea.field__input {
  resize: vertical;
}

/* ---------- Navigasi bawah ---------- */
.bottom-nav {
  position: fixed;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  z-index: 60;
  display: flex;
  gap: 2px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(92, 68, 51, 0.92);
  backdrop-filter: blur(8px);
  box-shadow: 0 8px 24px rgba(62, 46, 35, 0.4);
  border: 1px solid rgba(185, 138, 68, 0.3);
}

.bottom-nav[hidden] {
  display: none;
}

.bottom-nav__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 56px;
  padding: 6px 8px;
  border-radius: 999px;
  color: rgba(251, 248, 242, 0.65);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  transition: color 0.3s, background-color 0.3s;
}

.bottom-nav__item svg {
  width: 20px;
  height: 20px;
}

.bottom-nav__item.is-active {
  color: var(--gold-light);
  background: rgba(185, 138, 68, 0.14);
}

.nav-spacer {
  height: calc(var(--nav-height) + 24px);
}

/* ---------- Tombol musik ---------- */
.music-toggle {
  position: fixed;
  right: 14px;
  bottom: calc(var(--nav-height) + 26px);
  z-index: 60;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--emerald);
  color: var(--gold-light);
  border: 1px solid var(--gold-soft);
  box-shadow: var(--shadow);
  display: grid;
  place-items: center;
}

.music-toggle[hidden] {
  display: none;
}

.music-toggle svg {
  width: 20px;
  height: 20px;
}

.music-toggle .music-toggle__slash {
  opacity: 1;
  transition: opacity 0.2s;
}

.music-toggle.is-playing .music-toggle__slash {
  opacity: 0;
}

.music-toggle.is-playing {
  animation: music-spin 6s linear infinite;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(46, 34, 26, 0.94);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox[hidden] {
  display: none;
}

.lightbox__img {
  max-width: 88vw;
  max-height: 82vh;
  border-radius: var(--radius);
  border: 1px solid var(--gold-soft);
}

.lightbox__close,
.lightbox__nav {
  position: absolute;
  color: var(--ivory);
  font-size: 2rem;
  line-height: 1;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(251, 248, 242, 0.08);
  transition: background-color 0.3s;
}

.lightbox__close:hover,
.lightbox__nav:hover {
  background: rgba(185, 138, 68, 0.3);
}

.lightbox__close {
  top: 16px;
  right: 16px;
}

.lightbox__nav--prev {
  left: 10px;
}

.lightbox__nav--next {
  right: 10px;
}

/* ---------- Peringatan protokol file:// ---------- */
.cover__file-warning {
  display: none;
}

html.is-file-protocol .cover__file-warning {
  display: block;
  margin: 0 auto var(--space-2);
  max-width: 40ch;
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--gold-light);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--gold-soft);
  border-radius: var(--radius);
  padding: var(--space-2);
}

html.is-file-protocol .cover__file-warning code {
  color: var(--ivory);
}

/* ---------- Partikel ---------- */
.particles {
  position: fixed;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  color: var(--gold);
  opacity: 0;
}