/* ==========================================================================
   Sheetlz Numerologgy — gallery.css
   Premium Gallery (tabs + responsive masonry + lightbox) and the Secure
   Payment section. Matches the WHITE · GREEN · GOLD cosmic theme.
   Reuses tokens from style.css (--green, --gold, --radius, fonts …).
   Loaded AFTER animations.css, BEFORE responsive.css.
   ========================================================================== */

/* ==========================================================================
   GALLERY — filter tabs
   ========================================================================== */
.gallery-tabs {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 12px; margin: 0 auto 44px;
}
.gallery-tab {
  font-family: var(--font-display);
  font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--green); font-weight: 600;
  padding: 10px 26px; border-radius: 999px;
  background: var(--white);
  border: 1px solid rgba(212,175,55,.4);
  box-shadow: 0 8px 22px -16px rgba(11,61,46,.3);
  transition: transform .3s ease, box-shadow .3s ease, background .3s ease, color .3s ease, border-color .3s ease;
}
.gallery-tab:hover { transform: translateY(-2px); border-color: var(--gold); }
.gallery-tab.is-active {
  background: linear-gradient(120deg,#F4E5A8,#D4AF37 50%,#B8902A);
  color: var(--green);
  border-color: transparent;
  box-shadow: 0 12px 28px -10px rgba(212,175,55,.7);
}

/* ==========================================================================
   GALLERY — responsive masonry grid (CSS columns)
   ========================================================================== */
.gallery-grid { columns: 3; column-gap: 22px; }
.gallery-empty { text-align: center; color: var(--muted); font-family: var(--font-serif); font-size: 1.1rem; padding: 24px 0; }

/* card */
.g-card {
  position: relative;
  display: block;
  padding: 0;                  /* reset default <button> padding */
  width: 100%;
  margin: 0 0 22px;            /* vertical rhythm between masonry items */
  break-inside: avoid;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  border: 1px solid rgba(212,175,55,.38);
  box-shadow: 0 12px 34px -16px rgba(11,61,46,.18);
  cursor: pointer;
  transition: transform .45s cubic-bezier(.2,.8,.2,1), box-shadow .45s, border-color .45s;
}
.g-card:hover,
.g-card:focus-visible {
  transform: translateY(-6px);
  border-color: rgba(212,175,55,.85);
  box-shadow: 0 26px 54px -20px rgba(20,90,50,.45), 0 0 0 1px rgba(212,175,55,.4);
  outline: none;
}

/* media: hover zoom */
.g-media { position: relative; display: block; overflow: hidden; font-size: 0; }
.g-card img,
.g-card video {
  width: 100%; height: auto; display: block;
  transition: transform .6s cubic-bezier(.2,.8,.2,1), filter .4s ease;
}
.g-card:hover img,
.g-card:hover video { transform: scale(1.07); }

/* soft golden veil + caption on hover */
.g-overlay {
  position: absolute; inset: 0;
  pointer-events: none;          /* never block the card button */
  display: flex; align-items: flex-end;
  padding: 18px;
  background: linear-gradient(to top, rgba(11,61,46,.78), rgba(11,61,46,.15) 45%, transparent 70%);
  opacity: 0; transition: opacity .4s ease;
}
.g-card:hover .g-overlay,
.g-card:focus-visible .g-overlay { opacity: 1; }
.g-caption {
  color: var(--offwhite);
  font-family: var(--font-serif);
  font-size: 1.05rem; line-height: 1.35;
  transform: translateY(8px); transition: transform .4s ease;
}
.g-card:hover .g-caption { transform: none; }

/* video play badge (always visible on video cards) */
.g-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  display: grid; place-items: center;
  width: 64px; height: 64px; border-radius: 50%;
  background: rgba(255,255,255,.86);
  border: 1px solid rgba(212,175,55,.6);
  box-shadow: 0 10px 30px -8px rgba(11,61,46,.45);
  color: var(--green);
  transition: transform .4s ease, background .3s ease;
  z-index: 2;
}
.g-play::after {
  content: "";
  margin-left: 4px;
  border-style: solid;
  border-width: 11px 0 11px 18px;
  border-color: transparent transparent transparent var(--green);
}
.g-card:hover .g-play {
  transform: translate(-50%,-50%) scale(1.12);
  background: linear-gradient(120deg,#F4E5A8,#D4AF37 50%,#B8902A);
}

/* tiny "Video" chip */
.g-type {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  font-family: var(--font-display); font-size: .62rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--green); font-weight: 700;
  padding: 5px 12px; border-radius: 999px;
  background: rgba(255,255,255,.9);
  border: 1px solid rgba(212,175,55,.5);
}

/* fade-in as media finishes loading (lazy) */
.g-card.is-loading .g-media { background: linear-gradient(145deg, rgba(46,139,87,.08), rgba(212,175,55,.1)); min-height: 180px; }
.g-card img.media-ready,
.g-card video.media-ready { animation: gFade .5s ease both; }
@keyframes gFade { from { opacity: 0; } to { opacity: 1; } }

/* ==========================================================================
   GALLERY — lightbox / video player
   ========================================================================== */
.lightbox {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: 28px;
  background: rgba(8,30,22,.92);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  opacity: 0; transition: opacity .35s ease;
}
.lightbox[hidden] { display: none; }   /* [hidden] must beat display:flex */
.lightbox:not([hidden]) { opacity: 1; }
.lb-stage { max-width: min(1000px, 94vw); width: 100%; text-align: center; }
.lb-content {
  display: inline-block; max-width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(212,175,55,.5), 0 30px 80px -20px rgba(0,0,0,.7);
  animation: lbPop .4s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes lbPop { from { transform: scale(.94); opacity: 0; } to { transform: none; opacity: 1; } }
.lb-content img,
.lb-content video {
  display: block;
  max-width: 100%;
  max-height: 80vh;
  width: auto; height: auto;
  margin: 0 auto;
  background: #000;
}
.lb-caption {
  margin-top: 16px;
  color: var(--gold-light);
  font-family: var(--font-serif);
  font-size: 1.15rem;
  min-height: 1.2em;
}

/* controls */
.lb-close, .lb-nav {
  position: absolute; z-index: 2;
  display: grid; place-items: center;
  color: var(--green);
  background: rgba(255,255,255,.9);
  border: 1px solid rgba(212,175,55,.6);
  box-shadow: 0 10px 26px -10px rgba(0,0,0,.5);
  transition: transform .3s ease, background .3s ease;
}
.lb-close { top: 22px; right: 22px; width: 48px; height: 48px; border-radius: 50%; font-size: 1.8rem; line-height: 1; }
.lb-nav { top: 50%; transform: translateY(-50%); width: 52px; height: 52px; border-radius: 50%; font-size: 1.3rem; }
.lb-prev { left: 22px; }
.lb-next { right: 22px; }
.lb-close:hover { transform: rotate(90deg) scale(1.05); background: linear-gradient(120deg,#F4E5A8,#D4AF37 50%,#B8902A); }
.lb-nav:hover { background: linear-gradient(120deg,#F4E5A8,#D4AF37 50%,#B8902A); }
.lb-prev:hover { transform: translateY(-50%) scale(1.08); }
.lb-next:hover { transform: translateY(-50%) scale(1.08); }
body.lb-open { overflow: hidden; }

/* ==========================================================================
   PAYMENT — secure payment card with glowing QR
   ========================================================================== */
.pay-card {
  position: relative; overflow: hidden;
  border-radius: 32px;
  padding: 52px 44px;
  text-align: center;
  background: linear-gradient(160deg, #ffffff 0%, #FAF9F6 100%);
  border: 1px solid rgba(212,175,55,.45);
  box-shadow: 0 30px 70px -30px rgba(11,61,46,.4);
}
.pay-deco { position: absolute; right: -5rem; top: -6rem; width: 300px; height: 300px; opacity: .14; pointer-events: none; z-index: 0; }
.pay-deco .sg-stroke { stroke: rgba(212,175,55,.6); }

.pay-qr-wrap {
  position: relative;
  display: inline-block;
  padding: 16px;
  border-radius: 24px;
  background: var(--white);
  border: 1px solid rgba(212,175,55,.45);
  box-shadow: 0 18px 44px -22px rgba(11,61,46,.4);
}
.pay-qr-glow {
  position: absolute; inset: -6px;
  border-radius: 28px;
  background: linear-gradient(120deg,#F4E5A8,#D4AF37 50%,#B8902A);
  filter: blur(14px);
  opacity: .45;
  z-index: -1;
  animation: payGlow 3.6s ease-in-out infinite;
}
@keyframes payGlow { 0%,100% { opacity: .35; } 50% { opacity: .7; } }
.pay-qr { width: 260px; height: 260px; object-fit: contain; border-radius: 12px; display: block; }

.pay-hint { margin-top: 22px; color: var(--muted); font-size: .92rem; }

.pay-methods {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 10px 12px; margin: 22px auto 4px; max-width: 460px;
}
.pay-method {
  font-family: var(--font-display);
  font-size: .74rem; letter-spacing: .06em;
  color: var(--green); font-weight: 600;
  padding: 8px 16px; border-radius: 999px;
  background: linear-gradient(145deg, rgba(46,139,87,.1), rgba(212,175,55,.16));
  border: 1px solid rgba(212,175,55,.4);
}
.pay-cta { margin-top: 30px; }
.pay-note { margin-top: 16px; font-size: .8rem; color: var(--muted); }