/* ============================================================
   SWIT — reusable components
   buttons · chips · cards · nav · marquee · reveal
   ============================================================ */

/* ---------- Buttons ---------- */
.btn {
  --_bg: var(--bg-3);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55em;
  padding: 0.85em 1.45em;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.98rem;
  letter-spacing: -0.01em;
  color: var(--text);
  background: var(--_bg);
  border: 1px solid var(--line-2);
  border-radius: var(--r-pill);
  isolation: isolate;
  overflow: hidden;
  transition: transform var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out),
              background var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out);
  will-change: transform;
}
.btn:hover { transform: translateY(-2px); border-color: var(--line-3); }
.btn:active { transform: translateY(0); }

.btn svg { width: 1.05em; height: 1.05em; }

.btn--primary {
  color: oklch(99% 0 0);
  background: var(--grad-accent);
  border-color: transparent;
  box-shadow: 0 10px 30px -12px var(--accent),
              0 1px 0 oklch(100% 0 0 / 0.4) inset;
  font-weight: 600;
}
.btn--primary::after {
  /* sheen sweep */
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(110deg, transparent 30%, oklch(100% 0 0 / 0.45) 50%, transparent 70%);
  transform: translateX(-130%);
  z-index: -1;
}
.btn--primary:hover::after { animation: sheen 0.9s var(--ease-out); }
.btn--primary:hover {
  box-shadow: 0 16px 40px -12px var(--accent),
              0 1px 0 oklch(100% 0 0 / 0.5) inset;
}
@keyframes sheen { to { transform: translateX(130%); } }

.btn--ghost { background: oklch(100% 0 0 / 0.02); }
.btn--ghost:hover { background: oklch(100% 0 0 / 0.05); }

.btn--lg { padding: 1.05em 1.8em; font-size: 1.05rem; }

@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
  .btn--primary:hover::after { animation: none; }
}

/* ---------- Chips / pills ---------- */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45em;
  padding: 0.42em 0.85em;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--muted);
  background: oklch(100% 0 0 / 0.03);
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  white-space: nowrap;
}
.chip__dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px 1px var(--accent);
}
.chip--accent { color: var(--accent-bright); border-color: var(--accent-soft); background: var(--accent-soft); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.5em 0.9em;
  font-size: 0.86rem;
  color: var(--muted);
  background: oklch(100% 0 0 / 0.025);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}
.tag svg { width: 1.05em; height: 1.05em; color: var(--accent-bright); flex: none; }

/* ---------- Surface card (with hover spotlight) ---------- */
.card {
  position: relative;
  background:
    var(--grad-surface),
    var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out);
}
.card::before {
  /* cursor-tracked spotlight */
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    260px circle at var(--mx, 50%) var(--my, 0%),
    oklch(80% 0.1 40 / 0.12), transparent 60%);
  opacity: 0;
  transition: opacity var(--dur) var(--ease-out);
  pointer-events: none;
}
.card:hover { transform: translateY(-4px); border-color: var(--line-2); }
.card:hover::before { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
  .card { transition: border-color var(--dur) var(--ease-out); }
  .card:hover { transform: none; }
}

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  display: flex;
  justify-content: center;
  padding-top: clamp(0.6rem, 0.3rem + 1vw, 1.1rem);
  transition: padding var(--dur) var(--ease-out);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  width: min(var(--maxw), calc(100% - 2 * var(--gutter)));
  padding: 0.55rem 0.65rem 0.55rem 1.1rem;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  transition: background var(--dur) var(--ease-out),
              border-color var(--dur) var(--ease-out),
              box-shadow var(--dur) var(--ease-out),
              backdrop-filter var(--dur) var(--ease-out);
}
.nav.scrolled .nav__inner {
  background: oklch(15% 0.005 45 / 0.72);
  backdrop-filter: blur(18px) saturate(1.2);
  border-color: var(--line);
  box-shadow: 0 12px 40px -24px oklch(0% 0 0 / 0.9);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.18rem;
  letter-spacing: 0.06em;
}
.brand__mark {
  display: grid;
  place-items: center;
  width: 30px; height: 30px;
  border-radius: 9px;
  background: var(--grad-accent);
  color: oklch(18% 0.04 30);
  box-shadow: 0 6px 18px -8px var(--accent);
}
.brand__mark svg { width: 18px; height: 18px; }

.nav__links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: auto;
}
.nav__link {
  position: relative;
  padding: 0.5rem 0.85rem;
  font-size: 0.92rem;
  color: var(--muted);
  border-radius: var(--r-pill);
  transition: color var(--dur) var(--ease-out), background var(--dur) var(--ease-out);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.32rem;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease-out);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { transform: scaleX(1); }

.nav__cta { margin-left: 0.4rem; }

.nav__burger {
  display: none;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  margin-left: auto;
  place-items: center;
}
.nav__burger span,
.nav__burger span::before,
.nav__burger span::after {
  content: "";
  display: block;
  width: 16px; height: 1.5px;
  background: var(--text);
  transition: transform var(--dur) var(--ease-out), opacity var(--dur) var(--ease-out);
}
.nav__burger span::before { transform: translateY(-5px); }
.nav__burger span::after  { transform: translateY(3.5px); }

/* ---------- Marquee ---------- */
.marquee {
  position: relative;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: flex;
  width: max-content;
  gap: 3.2rem;
  align-items: center;
  animation: marquee 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__item {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-display);
  font-size: clamp(1rem, 0.9rem + 0.6vw, 1.35rem);
  font-weight: 500;
  color: var(--faint);
  white-space: nowrap;
}
.marquee__item svg { width: 1.05em; height: 1.05em; color: var(--accent); opacity: 0.8; }
@keyframes marquee { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; flex-wrap: wrap; justify-content: center; }
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Live tip toast (social proof) ---------- */
.tip-toast {
  position: fixed;
  left: clamp(0.9rem, 2vw, 1.6rem);
  bottom: clamp(0.9rem, 2vw, 1.6rem);
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 0.85rem;
  width: max-content;
  max-width: min(330px, calc(100vw - 1.8rem));
  padding: 0.7rem 1.05rem 0.7rem 0.7rem;
  background: oklch(18% 0.006 40 / 0.82);
  border: 1px solid var(--line-2);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-float), 0 0 40px -18px var(--accent);
  backdrop-filter: blur(16px) saturate(1.25);
  pointer-events: none;
  opacity: 0;
  transform: translateY(140%) scale(0.96);
  transition: transform 0.55s var(--ease-out), opacity 0.45s var(--ease-out);
}
.tip-toast.show { opacity: 1; transform: none; }

.tip-toast__avatar {
  position: relative;
  flex: none;
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  color: oklch(99% 0 0);
  background: var(--grad-accent);
}
.tip-toast__avatar::after {
  content: "";
  position: absolute;
  right: -1px; bottom: -1px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--good);
  border: 2px solid oklch(20% 0.006 40);
}

.tip-toast__body { min-width: 0; }
.tip-toast__name {
  display: flex;
  align-items: baseline;
  gap: 0.5em;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  white-space: nowrap;
}
.tip-toast__time { font-weight: 400; font-size: 0.7rem; color: var(--faint); }
.tip-toast__action {
  display: flex;
  align-items: center;
  gap: 0.35em;
  font-size: 0.82rem;
  color: var(--muted);
  white-space: nowrap;
}
.tip-toast__action svg { width: 0.95em; height: 0.95em; color: var(--accent-bright); }

.tip-toast__amount {
  margin-left: 0.4rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  color: var(--accent-bright);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .tip-toast { transform: none; transition: opacity 0.4s ease; }
}

/* ---------- Animated border beam (OnlyFans-blue glow) ---------- */
@property --beam-a {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}
.beam { position: relative; isolation: isolate; }
.beam::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 4;
  border-radius: inherit;
  padding: 1.4px;
  background: conic-gradient(
    from var(--beam-a),
    transparent 0deg 62%,
    var(--accent-bright) 80%,
    oklch(88% 0.06 220) 88%,
    var(--accent-bright) 96%,
    transparent 100%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
  animation: beam-rot 4.5s linear infinite;
}
@keyframes beam-rot { to { --beam-a: 360deg; } }
@media (prefers-reduced-motion: reduce) {
  .beam::after { animation: none; opacity: 0; }
}

/* ---------- Hero title: per-word rise ---------- */
.hero__title .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.62em);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
  transition-delay: calc(var(--wi, 0) * 55ms + 120ms);
}
.hero__title.in .word { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .hero__title .word { opacity: 1; transform: none; transition: none; }
}