/*
 * nzc-fx — signature effects shared by the theme layouts. Every effect is opt-in by class or data attribute
 * and degrades to a plain static element without JavaScript or with reduced motion.
 */

/* ---------------------------------------------------------------- spotlight (pointer-lit surfaces) */
.nzc-spot { position: relative; isolation: isolate; }
.nzc-spot::before {
    content: ''; position: absolute; inset: 0; z-index: -1; border-radius: inherit; pointer-events: none; opacity: 0; transition: opacity .45s;
    background: radial-gradient(360px circle at var(--mx, 50%) var(--my, 0%), rgba(var(--nzc-glow), .2), transparent 62%);
}
.nzc-spot::after {
    content: ''; position: absolute; inset: 0; z-index: 1; border-radius: inherit; padding: 1.5px; pointer-events: none; opacity: 0; transition: opacity .45s;
    background: radial-gradient(200px circle at var(--mx, 50%) var(--my, 0%), rgba(var(--nzc-glow), .95), transparent 70%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude;
}
.nzc-spot:hover::before, .nzc-spot:hover::after { opacity: 1; }

/* ---------------------------------------------------------------- marquee */
.nzc-marquee { position: relative; overflow: hidden; direction: ltr; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.nzc-marquee__track { display: flex; width: max-content; gap: var(--gap, 1rem); animation: nzc-marq var(--speed, 42s) linear infinite; padding-block: .25rem; }
.nzc-marquee--rev .nzc-marquee__track { animation-direction: reverse; }
.nzc-marquee:hover .nzc-marquee__track { animation-play-state: paused; }
.nzc-marquee__item { direction: rtl; flex: none; }
@keyframes nzc-marq { to { transform: translateX(-50%); } }

/* ---------------------------------------------------------------- dock (proximity magnification) */
.nzc-dock { display: inline-flex; align-items: flex-end; gap: .55rem; padding: .55rem .7rem; border-radius: calc(var(--nzc-r-l) + 4px); background: var(--nzc-surface); border: var(--nzc-bw) solid var(--nzc-line); backdrop-filter: blur(16px) saturate(1.4); -webkit-backdrop-filter: blur(16px) saturate(1.4); box-shadow: var(--nzc-shadow-2); }
.nzc-dock--v { flex-direction: column; align-items: center; }
.nzc-dock__item { position: relative; display: grid; place-items: center; width: 2.9rem; height: 2.9rem; border-radius: 32%; border: 0; background: var(--nzc-surface-2); color: var(--nzc-text); transform-origin: center bottom; transition: transform .16s var(--nzc-ease-out), background-color .25s, color .25s; }
.nzc-dock--v .nzc-dock__item { transform-origin: right center; }
.nzc-dock__item .nzc-i { width: 1.35rem; height: 1.35rem; }
.nzc-dock__item.is-on { background: var(--nzc-primary); color: var(--nzc-primary-ink); }
.nzc-dock__tip { position: absolute; bottom: calc(100% + .55rem); left: 50%; translate: -50% 6px; opacity: 0; pointer-events: none; padding: .2rem .65rem; border-radius: 8px; background: var(--nzc-text); color: var(--nzc-bg); font-size: .78rem; font-weight: 700; white-space: nowrap; transition: opacity .2s, translate .25s var(--nzc-ease-out); }
.nzc-dock--v .nzc-dock__tip { bottom: auto; left: auto; right: calc(100% + .7rem); top: 50%; translate: 6px -50%; }
.nzc-dock__item:hover .nzc-dock__tip { opacity: 1; translate: -50% 0; }
.nzc-dock--v .nzc-dock__item:hover .nzc-dock__tip { translate: 0 -50%; }
.nzc-dock__dot { position: absolute; bottom: -.32rem; width: 4px; height: 4px; border-radius: 50%; background: var(--nzc-primary); opacity: 0; }
.nzc-dock__item.is-on .nzc-dock__dot { opacity: 1; }

/* ---------------------------------------------------------------- island header (collapses on scroll) */
.nzc-island { position: fixed; z-index: 60; top: .85rem; inset-inline: 0; margin-inline: auto; width: min(64rem, 100% - 1.5rem); pointer-events: none; }
.nzc-island__bar {
    pointer-events: auto; display: flex; align-items: center; gap: 1rem; height: 3.6rem; padding-inline: .7rem 1rem; margin-inline: auto; border-radius: 999px;
    background: var(--nzc-header); backdrop-filter: blur(18px) saturate(1.5); -webkit-backdrop-filter: blur(18px) saturate(1.5); border: var(--nzc-bw) solid var(--nzc-line); box-shadow: var(--nzc-shadow-2);
    width: 100%; transition: width .6s var(--nzc-ease-soft), height .5s var(--nzc-ease-soft), padding .5s;
}
.nzc-island.is-compact .nzc-island__bar { width: min(23rem, 100%); height: 3.1rem; }
.nzc-island__links { display: flex; gap: .15rem; margin-inline-start: .6rem; transition: opacity .3s, transform .5s var(--nzc-ease-soft); }
.nzc-island__links a { padding: .4rem .85rem; border-radius: 999px; font-weight: 600; font-size: .9rem; color: var(--nzc-text-2); transition: background-color .25s, color .25s; }
.nzc-island__links a:hover, .nzc-island__links a.is-on { background: var(--nzc-surface-2); color: var(--nzc-text); }
.nzc-island__now { display: none; align-items: center; gap: .6rem; font-weight: 700; font-size: .9rem; opacity: 0; }
.nzc-island.is-compact .nzc-island__links { display: none; }
.nzc-island.is-compact .nzc-island__now { display: inline-flex; opacity: 1; animation: nzc-fadein .5s var(--nzc-ease-out); }
.nzc-island__ring { --p: 0; width: 1.5rem; height: 1.5rem; border-radius: 50%; background: conic-gradient(var(--nzc-primary) calc(var(--p) * 1%), var(--nzc-surface-2) 0); -webkit-mask: radial-gradient(circle, transparent 56%, #000 58%); mask: radial-gradient(circle, transparent 56%, #000 58%); }
@keyframes nzc-fadein { from { opacity: 0; transform: translateY(6px); } }
.nzc-island__space { flex: 1; }
@media (max-width: 760px) { .nzc-island__links { display: none; } }

/* ---------------------------------------------------------------- flowing rows (edge-aware hover marquee) */
.nzc-flow { border-block-start: var(--nzc-bw) solid var(--nzc-line); }
.nzc-flow__row { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 1rem; overflow: hidden; padding: 1rem .5rem; border-block-end: var(--nzc-bw) solid var(--nzc-line); cursor: pointer; }
.nzc-flow__name { position: relative; z-index: 1; font-family: var(--nzc-font-display); font-weight: 900; font-size: clamp(1.5rem, 4vw, 2.6rem); line-height: 1.3; transition: color .3s; }
.nzc-flow__meta { position: relative; z-index: 1; color: var(--nzc-text-2); font-size: .92rem; display: inline-flex; align-items: center; gap: .6rem; }
.nzc-flow__over { position: absolute; inset: 0; z-index: 2; display: flex; align-items: center; background: var(--_c, var(--nzc-primary)); color: #16111d; transform: translateY(101%); transition: transform .55s var(--nzc-ease-out); overflow: hidden; direction: ltr; }
.nzc-flow__row[data-edge="top"] .nzc-flow__over { transform: translateY(-101%); }
.nzc-flow__row.is-in .nzc-flow__over { transform: translateY(0); }
.nzc-flow__over .nzc-marquee__track { --speed: 26s; }
.nzc-flow__over span.i { display: inline-flex; align-items: center; gap: 1.6rem; padding-inline: 1.2rem; font-family: var(--nzc-font-display); font-weight: 900; font-size: clamp(1.5rem, 4vw, 2.6rem); white-space: nowrap; direction: rtl; }
.nzc-flow__over .nzc-i { width: 1.6em; height: 1.6em; }

/* ---------------------------------------------------------------- aurora + progress + stamp + ticket */
.nzc-aurora { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.nzc-aurora i { position: absolute; width: 46vmax; height: 46vmax; border-radius: 50%; filter: blur(70px); opacity: .42; mix-blend-mode: screen; animation: nzc-drift 22s ease-in-out infinite alternate; }
.nzc-aurora i:nth-child(1) { background: #e0a458; top: -22vmax; inset-inline-end: -10vmax; }
.nzc-aurora i:nth-child(2) { background: #5ed0b7; bottom: -26vmax; inset-inline-start: -14vmax; animation-duration: 28s; animation-delay: -6s; opacity: .3; }
.nzc-aurora i:nth-child(3) { background: #8c64dc; top: 30%; inset-inline-start: 34%; width: 34vmax; height: 34vmax; animation-duration: 34s; opacity: .26; }
@keyframes nzc-drift { to { transform: translate(6vmax, 4vmax) scale(1.14); } }

.nzc-progress { position: fixed; inset-inline: 0; top: 0; height: 3px; z-index: 80; transform-origin: right center; transform: scaleX(var(--p, 0)); background: linear-gradient(90deg, var(--nzc-primary-2), var(--nzc-primary)); }

.nzc-stamp { display: inline-block; padding: .05rem .6rem; border: 2px solid currentColor; border-radius: 6px; font-family: var(--nzc-font-display); font-weight: 900; font-size: .85rem; letter-spacing: .02em; transform: rotate(-5deg); opacity: .9; mix-blend-mode: multiply; }
[data-nzc-mode="dark"] .nzc-stamp { mix-blend-mode: screen; }

.nzc-ticket { position: relative; display: grid; grid-template-columns: 8.2rem 1fr; background: var(--nzc-surface); border: var(--nzc-bw) solid var(--nzc-text); border-radius: var(--nzc-r-m); transition: transform var(--nzc-dur-snappy) var(--nzc-ease-snappy), box-shadow .3s; }
.nzc-ticket:hover { transform: translate(-3px, -3px); box-shadow: 5px 5px 0 var(--nzc-text); }
.nzc-ticket__stub { position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .15rem; padding: .9rem .5rem; border-inline-end: 2px dashed var(--nzc-text); background: var(--nzc-surface-2); text-align: center; }
.nzc-ticket__stub::before, .nzc-ticket__stub::after { content: ''; position: absolute; inset-inline-end: -.62rem; width: 1.1rem; height: 1.1rem; border-radius: 50%; background: var(--nzc-bg); border: var(--nzc-bw) solid var(--nzc-text); }
.nzc-ticket__stub::before { top: -.62rem; } .nzc-ticket__stub::after { bottom: -.62rem; }

/* word-by-word reveal (Persian letters stay joined: words only) */
.nzc-words .w { display: inline-block; opacity: 0; filter: blur(6px); transform: translateY(.4em); animation: nzc-word-in .7s var(--nzc-ease-out) forwards; }
@keyframes nzc-word-in { to { opacity: 1; filter: none; transform: none; } }
.nzc-no-motion .nzc-words .w { opacity: 1; filter: none; transform: none; animation: none; }

/* theme preview switcher (design lab only) */
.nzc-tswitch { position: fixed; z-index: 120; inset-inline-start: .8rem; bottom: .8rem; display: flex; flex-wrap: wrap; gap: .3rem; max-width: calc(100vw - 1.6rem); padding: .35rem; border-radius: 999px; background: rgba(20, 16, 26, .82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 10px 30px rgba(0, 0, 0, .35); font-size: .78rem; }
.nzc-tswitch a { padding: .28rem .75rem; border-radius: 999px; color: #d9d0c2; font-weight: 700; white-space: nowrap; }
.nzc-tswitch a:hover { background: rgba(255, 255, 255, .12); }
.nzc-tswitch a.is-on { background: #e0a458; color: #1a1208; }
.nzc-tswitch a.hub { color: #a99f92; }