/* ==========================================================================
   Components
   Reusable interface primitives: controls, scroll reveal and the award viewer.
   ========================================================================== */

/* Buttons ----------------------------------------------------------------- */
.btn { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid transparent; border-radius: var(--radius-control); font-size: var(--type-sm); font-weight: 700; white-space: nowrap; cursor: pointer; transition: color .22s ease, background .22s ease, border-color .22s ease, transform .22s var(--ease-out), box-shadow .22s ease; }
.btn.primary { color: #fff; background: var(--text); box-shadow: 0 12px 24px rgba(37, 50, 65, .17); }
.btn.primary:hover { background: var(--accent); box-shadow: 0 14px 34px rgba(0, 168, 132, .24); transform: translateY(-2px); }
.btn.secondary { color: var(--text); border-color: var(--border-strong); background: rgba(255, 255, 255, .62); }
.btn.secondary:hover { border-color: var(--accent-border); background: var(--accent-soft); transform: translateY(-2px); }

/* Text link with an arrow affordance --------------------------------------- */
.link { display: inline-flex; align-items: center; gap: 10px; color: var(--accent-hover); font-size: .88rem; font-weight: 750; transition: gap .22s ease, color .22s ease; }
.link::after { content: "↗"; font-size: 1rem; }
.link:hover { gap: 16px; color: var(--accent); }

/* Tab control -------------------------------------------------------------- */
.tab { min-height: 46px; padding: 0 16px; color: var(--text-muted); border: 1px solid var(--border); border-radius: var(--radius-control); background: var(--surface-raised); font-size: .875rem; font-weight: 750; cursor: pointer; transition: color .2s ease, background .2s ease, border-color .2s ease; }
.tab:hover, .tab.active { color: #fff; border-color: var(--text); background: var(--text); }

.btn:active, .link:active, .tab:active { transform: scale(.98); }

/* Scroll reveal ------------------------------------------------------------
   The reveal owns opacity and transform only while an element is arriving.
   The stagger is carried by a custom property rather than transition-delay so
   it can never leak into a component's own hover transition, and
   scroll-reveal.js strips the hooks once the animation has played. */
.js .reveal:not(.is-visible) { opacity: 0; transform: translateY(26px); }
.js .reveal[data-delay="1"] { --reveal-delay: .12s; }
.js .reveal[data-delay="2"] { --reveal-delay: .24s; }
.js .reveal:not(.is-visible),
.js .reveal.is-visible { transition: opacity .75s var(--ease-out) var(--reveal-delay, 0s), transform .75s var(--ease-out) var(--reveal-delay, 0s); }
.js .reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Award viewer (modal gallery) --------------------------------------------- */
.modal-container { position: fixed; inset: 0; z-index: 80; display: grid; visibility: hidden; place-items: center; padding: clamp(10px, 2vw, 28px); opacity: 0; pointer-events: none; transition: visibility .5s ease, opacity .5s ease; }
.modal-container.is-open { visibility: visible; opacity: 1; pointer-events: auto; }
.image-viewer .overlay { position: absolute; inset: 0; border: 0; background: rgba(9, 18, 25, .7); opacity: 0; cursor: zoom-out; backdrop-filter: blur(0) saturate(1); transition: opacity .5s ease, backdrop-filter .5s ease; }
.image-viewer.is-open .overlay { opacity: 1; backdrop-filter: blur(18px) saturate(.72); }
.image-viewer-shell { position: relative; z-index: 1; display: grid; width: min(100%, 1280px); height: min(92dvh, 900px); min-height: 460px; grid-template-rows: auto minmax(0, 1fr) 3px; overflow: hidden; color: #fff; border: 1px solid rgba(255, 255, 255, .16); border-radius: 24px; background: rgba(16, 27, 36, .96); box-shadow: 0 50px 150px rgba(5, 15, 22, .55), inset 0 1px rgba(255, 255, 255, .05); opacity: 0; transform: translateY(24px) scale(.965); transition: opacity .42s ease, transform .58s var(--ease-out); }
.image-viewer-shell::before { position: absolute; top: -42%; right: -14%; width: 620px; height: 620px; content: ""; border: 1px solid rgba(119, 215, 194, .1); border-radius: 50%; box-shadow: inset 0 0 0 90px rgba(0, 168, 132, .025), inset 0 0 0 190px rgba(34, 112, 147, .035); pointer-events: none; }
.image-viewer.is-open .image-viewer-shell { opacity: 1; transform: translateY(0) scale(1); }
.image-viewer.is-closing .image-viewer-shell { opacity: 0; transform: translateY(14px) scale(.975); transition-timing-function: ease-in; transition-duration: .34s; }
.viewer-toolbar { position: relative; z-index: 2; display: flex; min-height: 72px; align-items: center; justify-content: space-between; gap: 20px; padding: 0 clamp(20px, 3vw, 36px); border-bottom: 1px solid rgba(255, 255, 255, .1); }
.viewer-meta { display: flex; min-width: 0; align-items: center; gap: 16px; }
.viewer-eyebrow { color: #77d7c2; font: 700 .75rem/1 ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; }
.viewer-counter { color: #8fa2af; font: 650 .75rem/1 ui-monospace, monospace; }
.image-viewer .close-btn { position: relative; display: inline-flex; min-height: 40px; align-items: center; gap: 10px; padding: 0 12px 0 14px; color: #d9e3e8; border: 1px solid rgba(255, 255, 255, .14); border-radius: 10px; background: rgba(255, 255, 255, .045); font: 650 .75rem/1 ui-monospace, monospace; cursor: pointer; transition: color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease; }
.image-viewer .close-btn:hover { color: #fff; border-color: rgba(119, 215, 194, .4); background: rgba(0, 168, 132, .12); }
.image-viewer .close-btn:active { transform: scale(.97); }
.image-viewer .close-btn:focus-visible, .viewer-nav:focus-visible { outline: 0; box-shadow: 0 0 0 3px rgba(119, 215, 194, .22); }
.close-icon { position: relative; width: 14px; height: 14px; }
.close-icon::before, .close-icon::after { position: absolute; top: 6px; left: 0; width: 14px; height: 1px; content: ""; background: currentColor; transform: rotate(45deg); }
.close-icon::after { transform: rotate(-45deg); }
.viewer-stage { position: relative; z-index: 1; display: grid; min-height: 0; grid-template-columns: 58px minmax(0, 1fr) 58px; align-items: center; gap: clamp(8px, 1.5vw, 20px); padding: clamp(14px, 2vw, 26px); }
.viewer-stage::before { position: absolute; inset: 12% 18%; z-index: -1; content: ""; border-radius: 50%; background: radial-gradient(circle, rgba(0, 168, 132, .14), rgba(34, 112, 147, .055) 45%, transparent 72%); filter: blur(28px); }
.viewer-figure { position: relative; display: grid; min-width: 0; min-height: 0; height: 100%; place-items: center; margin: 0; overflow: hidden; }
/* Both the arriving award and the outgoing ghost share one grid cell so they
   can cross; the arrival slides in from the direction the viewer is moving. */
.viewer-figure img { grid-area: 1 / 1; display: block; width: auto; height: auto; max-width: 100%; max-height: calc(92dvh - 170px); border-radius: 14px; box-shadow: 0 30px 90px rgba(0, 0, 0, .38); opacity: 0; }
.viewer-figure.is-loaded .viewer-image { animation: award-enter .58s var(--ease-out) both; }
.viewer-figure .viewer-ghost { z-index: 0; pointer-events: none; animation: award-leave .5s var(--ease-out) forwards; }
.viewer-figure .viewer-image { z-index: 1; }
.viewer-counter.is-changing { animation: award-counter .42s var(--ease-out); }

@keyframes award-enter {
  from { opacity: 0; filter: blur(14px); transform: translate3d(calc(var(--award-dir, 0) * 48px), 12px, 0) scale(.94); }
  to { opacity: 1; filter: blur(0); transform: none; }
}
@keyframes award-leave {
  from { opacity: 1; filter: blur(0); transform: none; }
  to { opacity: 0; filter: blur(12px); transform: translate3d(calc(var(--award-dir, 0) * -48px), -10px, 0) scale(.955); }
}
@keyframes award-counter {
  from { opacity: 0; transform: translateY(-7px); }
  to { opacity: 1; transform: none; }
}
.viewer-loader { position: absolute; display: grid; width: 48px; height: 48px; place-items: center; color: #77d7c2; border: 1px solid rgba(119, 215, 194, .25); border-radius: 50%; font: 700 .6875rem/1 ui-monospace, monospace; opacity: 1; transition: opacity .25s ease, transform .25s ease; }
.viewer-loader::after { position: absolute; inset: -1px; content: ""; border: 1px solid transparent; border-top-color: #77d7c2; border-radius: inherit; animation: viewer-spin 1s linear infinite; }
.viewer-figure.is-loaded .viewer-loader { opacity: 0; transform: scale(.78); }
.viewer-caption { position: absolute; right: 18px; bottom: 14px; left: 18px; overflow: hidden; color: rgba(223, 233, 238, .78); font-size: .75rem; line-height: 1.4; text-align: center; text-overflow: ellipsis; white-space: nowrap; opacity: 0; transform: translateY(6px); transition: opacity .35s ease .18s, transform .35s ease .18s; }
.viewer-figure.is-loaded .viewer-caption { opacity: 1; transform: translateY(0); }
.viewer-nav { display: grid; width: 50px; height: 50px; place-items: center; color: #d8e3e8; border: 1px solid rgba(255, 255, 255, .13); border-radius: 50%; background: rgba(255, 255, 255, .045); font-size: 1.25rem; cursor: pointer; transition: color .2s ease, border-color .2s ease, background .2s ease, transform .25s var(--ease-out); }
.viewer-nav:hover { color: #fff; border-color: rgba(119, 215, 194, .42); background: rgba(0, 168, 132, .14); transform: scale(1.07); }
.viewer-nav:active { transform: scale(.94); }
.viewer-progress { position: relative; z-index: 2; overflow: hidden; background: rgba(255, 255, 255, .07); }
.viewer-progress span { display: block; width: 100%; height: 100%; background: #77d7c2; transform: scaleX(.111); transform-origin: left center; transition: transform .5s var(--ease-out); }

@keyframes viewer-spin { to { transform: rotate(360deg); } }

@media (max-width: 720px) {
  .modal-container { padding: 0; }
  .image-viewer-shell { width: 100%; height: 100dvh; min-height: 0; border: 0; border-radius: 0; }
  .image-viewer-shell::before { top: -24%; right: -88%; width: 520px; height: 520px; }
  .viewer-toolbar { min-height: 68px; padding: 0 16px; }
  .viewer-meta { gap: 10px; }
  .viewer-eyebrow { font-size: .6875rem; letter-spacing: .06em; white-space: nowrap; }
  .image-viewer .close-btn { width: 40px; padding: 0; justify-content: center; }
  .image-viewer .close-btn > span:first-child { display: none; }
  .viewer-stage { grid-template-columns: 40px minmax(0, 1fr) 40px; gap: 4px; padding: 12px 8px 18px; }
  .viewer-nav { width: 38px; height: 38px; font-size: 1rem; }
  .viewer-figure img { max-height: calc(100dvh - 126px); border-radius: 10px; }
  .viewer-caption { right: 6px; bottom: 7px; left: 6px; font-size: .6875rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  .js .reveal, .js .reveal:not(.is-visible) { opacity: 1; transform: none; }
}