/* Ronikak Bass Marina — neon glass marina stylesheet (prefix rk-) */

:root {
  --rk-night: #0d1321;
  --rk-night-2: #151d33;
  --rk-night-3: #1c2642;
  --rk-deep: #070a14;
  --rk-blue: #3a86ff;
  --rk-pink: #ff006e;
  --rk-amber: #ffbe0b;
  --rk-violet: #8338ec;
  --rk-ink: #f1f3fb;
  --rk-mute: #a5adc9;
  --rk-blue-glow: rgba(58, 134, 255, .45);
  --rk-pink-glow: rgba(255, 0, 110, .45);
  --rk-amber-glow: rgba(255, 190, 11, .4);
  --rk-violet-glow: rgba(131, 56, 236, .45);
  --rk-head: "Audiowide", "Rubik", Verdana, sans-serif;
  --rk-body: "Rubik", "Noto Sans Bengali", "Segoe UI", Verdana, sans-serif;
  --rk-gutter: clamp(16px, 4vw, 40px);
  --rk-round: 18px;
  --rk-cap: polygon(0 100%, 4% 70%, 12% 42%, 24% 20%, 38% 6%, 50% 0, 62% 6%, 76% 20%, 88% 42%, 96% 70%, 100% 100%);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--rk-body);
  font-size: clamp(1rem, .96rem + .2vw, 1.07rem);
  line-height: 1.62;
  color: var(--rk-ink);
  background-color: var(--rk-night);
  background-image:
    radial-gradient(ellipse 55% 40% at 6% 0%, rgba(58, 134, 255, .22), transparent 70%),
    radial-gradient(ellipse 45% 35% at 96% 4%, rgba(255, 0, 110, .18), transparent 70%),
    radial-gradient(ellipse 60% 45% at 50% 100%, rgba(131, 56, 236, .2), transparent 70%),
    linear-gradient(180deg, var(--rk-night) 0%, #0a1020 100%);
  background-attachment: fixed;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: #8fbaff; text-decoration: none; transition: color .15s, background-color .15s; }
a:hover { color: #ffd2e6; }

:focus-visible { outline: 3px solid var(--rk-amber); outline-offset: 3px; border-radius: 6px; }

h1, h2, h3 { font-family: var(--rk-head); font-weight: 400; line-height: 1.18; letter-spacing: .02em; margin: 0 0 .45em; }
p { margin: 0 0 1em; }

.rk-sr {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.rk-skip {
  position: absolute; left: 12px; top: -60px; z-index: 150;
  background: var(--rk-amber); color: var(--rk-deep);
  padding: .5em 1em; border-radius: 0 0 12px 12px; font-weight: 600;
  transition: top .2s;
}
.rk-skip:focus { top: 0; }

.rk-wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 var(--rk-gutter); }

/* ------------------------------------------------------------------ header */
.rk-top {
  position: sticky; top: 0; z-index: 60;
  background: linear-gradient(90deg, rgba(58, 134, 255, .16), rgba(131, 56, 236, .16) 50%, rgba(255, 0, 110, .14)), rgba(13, 19, 33, .92);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .4), 0 6px 26px rgba(58, 134, 255, .12);
}
.rk-top__bar { display: flex; align-items: center; gap: 10px 18px; padding-top: 10px; padding-bottom: 10px; }
.rk-brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--rk-ink);
  font-family: var(--rk-head); font-size: 1.22rem; letter-spacing: .03em;
  margin-right: auto; min-width: 0;
}
.rk-brand span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.rk-brand__mark { width: 42px; height: 42px; flex: none; filter: drop-shadow(0 0 10px var(--rk-blue-glow)); }
.rk-brand:hover { color: #fff; }

.rk-nav__list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.rk-nav__link {
  display: inline-block; padding: .38em .8em;
  color: var(--rk-ink);
  font-weight: 500; font-size: .98rem;
  border-radius: 999px;
}
.rk-nav__link:hover { background: rgba(58, 134, 255, .16); color: #fff; }
.rk-nav__link[aria-current="page"] {
  color: #fff;
  background: linear-gradient(90deg, rgba(58, 134, 255, .45), rgba(255, 0, 110, .35));
  box-shadow: 0 0 16px var(--rk-pink-glow);
}

.rk-menu-btn {
  display: none;
  align-items: center; gap: .4em;
  min-height: 42px; padding: .35em .95em;
  font: inherit; font-weight: 600; color: var(--rk-ink);
  background: var(--rk-night-3);
  border: 0; border-radius: 999px;
  box-shadow: 0 0 14px var(--rk-blue-glow);
  cursor: pointer;
}
.rk-menu-btn__bars { font-size: 1.1rem; line-height: 1; }

.rk-lang { display: inline-flex; align-items: center; gap: 6px; flex: none; }
.rk-lang__glyph { color: var(--rk-pink); font-size: 1rem; }
.rk-lang__select {
  appearance: none; -webkit-appearance: none;
  font: inherit; font-size: .93rem; color: var(--rk-ink);
  background:
    linear-gradient(45deg, transparent 50%, var(--rk-amber) 50%) right 14px center / 6px 6px no-repeat,
    linear-gradient(-45deg, transparent 50%, var(--rk-amber) 50%) right 8px center / 6px 6px no-repeat,
    var(--rk-night-3);
  border: 0;
  border-radius: 999px;
  box-shadow: 0 0 0 2px rgba(58, 134, 255, .35);
  padding: .35em 2.1em .35em .95em;
  min-height: 40px;
  cursor: pointer;
}
.rk-lang__select option { background: var(--rk-night-2); color: var(--rk-ink); }

@media (max-width: 1100px) {
  .rk-menu-btn { display: inline-flex; }
  .rk-nav {
    position: absolute; left: 0; right: 0; top: 100%;
    display: none;
    padding: 10px var(--rk-gutter) 16px;
    background: #0d1321;
    box-shadow: 0 18px 30px rgba(0, 0, 0, .6);
    z-index: 5;
  }
  .rk-top--open .rk-nav { display: block; }
  .rk-nav__list { flex-direction: column; gap: 4px; }
  .rk-nav__link { display: block; padding: .6em 1em; }
}
@media (max-width: 520px) {
  .rk-brand { font-size: .95rem; gap: 8px; }
  .rk-brand span { white-space: normal; line-height: 1.15; }
  .rk-brand__mark { width: 34px; height: 34px; }
  .rk-lang__glyph, .rk-menu-btn__word { display: none; }
  .rk-top__bar { gap: 8px; }
  .rk-lang__select { max-width: 112px; }
}

/* ------------------------------------------------------------------ shared panes & buttons */
.rk-glass {
  position: relative;
  background: linear-gradient(160deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, 0) 45%), var(--rk-night-2);
  border-radius: var(--rk-round);
  box-shadow: 0 0 0 1px rgba(58, 134, 255, .12) inset, 0 14px 34px rgba(0, 0, 0, .45), 0 0 26px rgba(58, 134, 255, .08);
}

.rk-kicker {
  font-family: var(--rk-head); letter-spacing: .14em; text-transform: uppercase;
  color: var(--rk-pink); font-size: .82rem; margin: 0 0 .35em;
  text-shadow: 0 0 12px var(--rk-pink-glow);
}

.rk-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45em;
  min-height: 44px; padding: .5em 1.25em;
  font-family: var(--rk-body); font-weight: 600; font-size: 1rem; letter-spacing: .02em;
  color: var(--rk-ink);
  background: linear-gradient(180deg, #24304f, #18213a);
  border: 0; border-radius: 14px;
  box-shadow: 0 0 0 1px rgba(58, 134, 255, .35) inset, 0 4px 0 #050812;
  cursor: pointer;
  transition: transform .12s, box-shadow .15s;
}
.rk-btn:hover { box-shadow: 0 0 0 1px var(--rk-blue) inset, 0 0 18px var(--rk-blue-glow), 0 4px 0 #050812; }
.rk-btn:active { transform: translateY(2px); box-shadow: 0 0 0 1px var(--rk-blue) inset, 0 2px 0 #050812; }
.rk-btn--amber { color: var(--rk-deep); background: linear-gradient(180deg, #ffd65c, var(--rk-amber) 60%, #d99a00); box-shadow: 0 4px 0 #7a5600, 0 0 24px var(--rk-amber-glow); }
.rk-btn--amber:hover { box-shadow: 0 4px 0 #7a5600, 0 0 34px var(--rk-amber-glow); }
.rk-btn--pink { background: linear-gradient(180deg, #ff3d8f, var(--rk-pink)); box-shadow: 0 4px 0 #6e0030, 0 0 18px var(--rk-pink-glow); }
.rk-btn--blue { background: linear-gradient(180deg, #5d9cff, var(--rk-blue)); box-shadow: 0 4px 0 #123a7a, 0 0 18px var(--rk-blue-glow); }
.rk-btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ------------------------------------------------------------------ boost wheel dialog */
.rk-gate { display: none; }
.rk-js:not(.rk-boosted) .rk-gate { display: flex; }
.rk-js.rk-home:not(.rk-boosted), .rk-js.rk-home:not(.rk-boosted) body { overflow: hidden; }

.rk-gate {
  position: fixed; inset: 0; z-index: 200;
  align-items: center; justify-content: center;
  padding: 10px;
  background:
    radial-gradient(circle at 50% 44%, rgba(58, 134, 255, .25), transparent 55%),
    radial-gradient(circle at 12% 88%, rgba(131, 56, 236, .3), transparent 45%),
    radial-gradient(circle at 88% 12%, rgba(255, 0, 110, .25), transparent 45%),
    #080c18;
  overflow: hidden;
  transition: opacity .45s ease, visibility .45s;
}
.rk-gate--leaving { opacity: 0; visibility: hidden; }
.rk-gate__glass {
  position: relative;
  width: min(540px, 100%); max-height: 100%;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 10px 6px 6px;
}
.rk-gate__lang { position: absolute; top: 0; right: 0; }
.rk-gate__lang .rk-lang__select { min-height: 36px; font-size: .85rem; padding: .25em 2em .25em .8em; }
.rk-gate__kicker { margin: 34px 0 0; }
.rk-gate__title {
  font-size: clamp(1.5rem, 1.05rem + 2.4vw, 2.4rem);
  margin: .15em 0 .2em; color: #fff;
  text-shadow: 0 0 22px var(--rk-blue-glow), 0 0 4px var(--rk-pink-glow);
}
.rk-gate__sub { margin: 0 auto .5em; max-width: 40ch; font-size: clamp(.82rem, .78rem + .25vw, .97rem); line-height: 1.42; color: var(--rk-mute); }
.rk-gate__wheel { width: min(84vw, 44vh, 400px); width: min(84vw, 44dvh, 400px); aspect-ratio: 1; flex: none; }
.rk-dial { width: 100%; height: 100%; display: block; }
.rk-gate__result { min-height: 5.2em; margin-top: .25em; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.rk-gate__status { margin: 0; color: var(--rk-mute); font-style: italic; }
.rk-gate__won[hidden], .rk-gate__status[hidden], .rk-gate__go[hidden] { display: none; }
.rk-gate__won-label { margin: 0; font-family: var(--rk-head); letter-spacing: .14em; font-size: .78rem; color: var(--rk-amber); text-transform: uppercase; }
.rk-gate__won-name { margin: .1em 0 0; font-family: var(--rk-head); font-size: clamp(1.25rem, 1.05rem + 1.1vw, 1.75rem); line-height: 1.15; color: #fff; }
.rk-gate__won-desc { margin: .2em 0 0; font-size: .92rem; line-height: 1.38; max-width: 36ch; }
.rk-gate__go { margin-top: .55em; min-width: 12em; }
@media (max-height: 700px) {
  .rk-gate__kicker { display: none; }
  .rk-gate__title { margin-top: 36px; }
}

/* ------------------------------------------------------------------ stage */
.rk-stage { padding: 20px 0 30px; }
.rk-stage__head { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 8px 22px; margin-bottom: 16px; }
.rk-stage__titles { flex: 1 1 320px; min-width: 0; }
.rk-stage__title { font-size: clamp(1.8rem, 1.25rem + 2.4vw, 3rem); margin: 0; color: #fff; text-shadow: 0 0 26px var(--rk-blue-glow); }
.rk-stage__line { margin: .3em 0 0; color: var(--rk-mute); max-width: 62ch; }
.rk-stage__boost {
  margin: 0; display: inline-flex; flex-wrap: wrap; align-items: center; gap: .35em;
  padding: .4em 1.05em; border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 0, 110, .3), rgba(131, 56, 236, .3));
  box-shadow: 0 0 18px var(--rk-pink-glow);
  font-size: .92rem;
}
.rk-stage__boost strong { font-family: var(--rk-head); font-weight: 400; color: #fff; }

.rk-harbor { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; }
@media (min-width: 1000px) {
  .rk-harbor { grid-template-columns: minmax(0, 1fr) 300px; align-items: start; }
  .rk-harbor__side { position: sticky; top: 84px; }
}
.rk-harbor__side { display: grid; gap: 12px; }

.rk-hud { list-style: none; margin: 0; padding: 8px; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 6px; }
.rk-hud__item { display: flex; flex-direction: column; align-items: center; padding: 5px 2px; border-radius: 12px; background: rgba(0, 0, 0, .3); min-width: 0; }
.rk-hud__label { font-size: .7rem; color: var(--rk-mute); max-width: 100%; overflow-wrap: anywhere; text-align: center; line-height: 1.2; }
.rk-hud__value { font-family: var(--rk-head); font-size: 1.18rem; line-height: 1.15; color: #fff; font-variant-numeric: tabular-nums; }
.rk-hud__item--hearts .rk-hud__value { color: #ff6fa9; }
.rk-hud__item--shells .rk-hud__value { color: var(--rk-amber); }
.rk-hud__item--score .rk-hud__value { color: #8fbaff; }
@media (min-width: 1000px) {
  .rk-hud { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rk-hud__item--score { grid-column: span 2; order: 5; }
}

.rk-basin {
  overflow: hidden; line-height: 0; padding: 0;
  box-shadow: 0 0 0 2px rgba(58, 134, 255, .35), 0 0 40px rgba(131, 56, 236, .35), 0 18px 40px rgba(0, 0, 0, .5);
}
.rk-basin__canvas { width: 100%; height: auto; display: block; touch-action: manipulation; background: #0b1020; }
.rk-basin__spots { position: absolute; inset: 0; }
.rk-berth {
  position: absolute; transform: translate(-50%, -50%);
  aspect-ratio: 1; min-width: 34px; padding: 0;
  border-radius: 50%; border: 0; background: transparent;
  cursor: pointer; -webkit-tap-highlight-color: transparent;
}
.rk-berth:hover { box-shadow: 0 0 0 2px rgba(255, 0, 110, .8), 0 0 16px var(--rk-pink-glow); }
.rk-berth:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.rk-berth--picked { box-shadow: 0 0 0 3px #fff, 0 0 0 6px var(--rk-pink), 0 0 20px var(--rk-pink-glow); }

.rk-basin__banner {
  position: absolute; left: 50%; top: 42%; transform: translate(-50%, -50%);
  line-height: 1.1; font-family: var(--rk-head);
  font-size: clamp(1.5rem, 1rem + 3vw, 2.8rem);
  color: #fff; text-shadow: 0 0 20px var(--rk-pink), 0 0 6px var(--rk-blue);
  pointer-events: none; opacity: 0; white-space: nowrap;
}
.rk-basin__banner--show { animation: rk-banner 1.6s ease forwards; }
@keyframes rk-banner {
  0% { opacity: 0; transform: translate(-50%, -30%) scale(.9); }
  20% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  75% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, -70%); }
}
.rk-basin__shade { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(7, 10, 20, .74); line-height: 1.4; padding: 12px; }
.rk-basin__shade[hidden] { display: none; }
.rk-basin__pause-text { font-family: var(--rk-head); font-size: 1.9rem; margin: 0; text-shadow: 0 0 18px var(--rk-blue-glow); }

.rk-tally { text-align: center; padding: 16px 22px; max-width: 340px; width: 100%; }
.rk-tally__title { font-size: clamp(1.35rem, 1.1rem + 1.4vw, 1.9rem); color: var(--rk-amber); }
.rk-tally__stats { margin: 0 0 12px; display: grid; grid-template-columns: 1fr auto; gap: 4px 14px; text-align: left; font-size: .95rem; }
.rk-tally__stats dt { color: var(--rk-mute); }
.rk-tally__stats dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; text-align: right; }
.rk-tally__stats .rk-tally__total { font-family: var(--rk-head); font-size: 1.2rem; color: #fff; }
.rk-tally__new { color: var(--rk-pink); font-weight: 600; margin: 0 0 8px; }
.rk-tally__new[hidden] { display: none; }

.rk-tray { padding: 10px; }
.rk-tray__title { font-size: 1rem; letter-spacing: .08em; color: var(--rk-amber); margin: 0 0 8px; }
.rk-tray__list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
@media (min-width: 1000px) { .rk-tray__list { grid-template-columns: 1fr; } }
.rk-crew {
  width: 100%; height: 100%;
  display: grid; justify-items: center; gap: 2px;
  padding: 8px 4px;
  font: inherit; color: var(--rk-ink); text-align: center;
  background: linear-gradient(180deg, rgba(255, 255, 255, .07), rgba(0, 0, 0, .25));
  border: 0; border-radius: 16px;
  cursor: pointer;
  transition: box-shadow .15s, transform .12s;
}
.rk-crew:hover { box-shadow: 0 0 0 1px var(--rk-amber) inset, 0 0 16px var(--rk-amber-glow); }
.rk-crew:active { transform: translateY(1px); }
.rk-crew--heron { background-color: rgba(58, 134, 255, .28); }
.rk-crew--net { background-color: rgba(255, 190, 11, .18); }
.rk-crew--otter { background-color: rgba(255, 0, 110, .24); }
.rk-crew--armed { box-shadow: 0 0 0 2px #fff inset, 0 0 18px var(--rk-pink-glow); }
.rk-crew--poor { opacity: .55; }
.rk-crew__img { width: 46px; height: 46px; }
.rk-crew__name { font-family: var(--rk-head); font-size: .98rem; line-height: 1.15; }
.rk-crew__info { font-size: .74rem; line-height: 1.2; color: var(--rk-mute); }
.rk-crew__cost { display: inline-flex; align-items: center; gap: 3px; font-weight: 600; font-size: .9rem; color: var(--rk-amber); }
.rk-crew__cost img { width: 16px; height: 16px; }
@media (min-width: 1000px) {
  .rk-crew { grid-template-columns: 46px 1fr auto; justify-items: start; text-align: left; align-items: center; column-gap: 10px; padding: 8px 12px; }
  .rk-crew__img { grid-row: span 2; }
  .rk-crew__info { grid-column: 2; }
  .rk-crew__cost { grid-column: 3; grid-row: 1 / span 2; }
}

.rk-controls { display: flex; flex-wrap: wrap; gap: 8px; }
.rk-controls .rk-btn { flex: 1 1 auto; padding-left: .8em; padding-right: .8em; }
.rk-radio {
  margin: 0; min-height: 3.2em; padding: 9px 14px;
  font-size: .94rem; line-height: 1.4;
  background: linear-gradient(90deg, rgba(255, 190, 11, .16), rgba(0, 0, 0, .3) 40%);
  border-radius: 14px;
}
.rk-keys { margin: 0; font-size: .8rem; color: var(--rk-mute); line-height: 1.45; }

/* ------------------------------------------------------------------ home lore & tips */
.rk-lore { padding: 18px 0 30px; }
.rk-lore__title { font-size: clamp(1.45rem, 1.15rem + 1.4vw, 2.1rem); margin-bottom: 18px; }
.rk-lore__grid { display: grid; gap: 22px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 760px) { .rk-lore__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 1100px) { .rk-lore__layout { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 28px; align-items: start; } }
.rk-lore__art { display: none; margin: 0; }
@media (min-width: 1100px) { .rk-lore__art { display: block; filter: drop-shadow(0 0 22px rgba(58, 134, 255, .3)); } }

.rk-bay { position: relative; display: flex; flex-direction: column; filter: drop-shadow(0 14px 24px rgba(0, 0, 0, .45)); }
.rk-bay__cap {
  aspect-ratio: 6 / 1;
  clip-path: var(--rk-cap);
  background:
    radial-gradient(circle at 50% 78%, #fff 0 3%, transparent 3.5%),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, .25), transparent),
    var(--rk-capc, var(--rk-blue));
  margin-bottom: -1px;
}
.rk-bay__body {
  flex: 1; padding: 16px 20px 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), transparent 30%), var(--rk-night-2);
  border-radius: 0 0 var(--rk-round) var(--rk-round);
  box-shadow: 0 -2px 18px var(--rk-capg, var(--rk-blue-glow));
}
.rk-bay--pink { --rk-capc: var(--rk-pink); --rk-capg: var(--rk-pink-glow); }
.rk-bay--violet { --rk-capc: var(--rk-violet); --rk-capg: var(--rk-violet-glow); }
.rk-bay--amber { --rk-capc: var(--rk-amber); --rk-capg: var(--rk-amber-glow); }
.rk-bay__title { font-size: 1.22rem; color: #fff; }
.rk-bay__body p:last-child { margin-bottom: 0; }

.rk-mails { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.rk-mails__label { display: block; font-size: .74rem; letter-spacing: .08em; color: var(--rk-mute); text-transform: uppercase; }
.rk-mails a { overflow-wrap: anywhere; }

.rk-tips { padding: 6px 0 48px; }
.rk-tips__title { font-size: clamp(1.35rem, 1.1rem + 1.2vw, 1.9rem); }
.rk-tips__grid { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 720px) { .rk-tips__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.rk-tip { padding: 16px 18px 16px 62px; }
.rk-tip__icon { position: absolute; left: 16px; top: 16px; font-size: 1.6rem; line-height: 1; filter: drop-shadow(0 0 8px var(--rk-amber-glow)); }
.rk-tip h3 { font-size: 1.02rem; margin-bottom: .3em; }
.rk-tip p { margin: 0; color: var(--rk-mute); font-size: .95rem; }

/* ------------------------------------------------------------------ inner pages */
.rk-deck { padding: 30px 0 56px; }
.rk-deck__head { max-width: 780px; margin-bottom: 26px; }
.rk-deck__title { font-size: clamp(1.8rem, 1.3rem + 2.4vw, 2.9rem); color: #fff; text-shadow: 0 0 24px var(--rk-blue-glow); }
.rk-deck__intro { font-size: 1.06rem; }
.rk-deck__date { color: var(--rk-amber); font-style: italic; font-size: .95rem; }
.rk-deck__body { max-width: 840px; }
.rk-deck__part { padding: 18px 22px 18px 26px; margin-bottom: 14px; overflow: hidden; }
.rk-deck__part::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 0 0, rgba(255, 0, 110, .14), transparent 40%);
  pointer-events: none;
}
.rk-deck__part h2 { font-size: clamp(1.1rem, 1rem + .6vw, 1.38rem); color: #8fbaff; }
.rk-deck__part p:last-child, .rk-deck__part ul:last-child { margin-bottom: 0; }
.rk-deck__part ul { padding-left: 1.2em; }

.rk-about { display: grid; gap: 26px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 900px) { .rk-about { grid-template-columns: minmax(0, 1fr) 340px; align-items: start; } }
.rk-about__fig { margin: 0; padding: 18px; text-align: center; }
.rk-about__fig img { margin: 0 auto; width: min(100%, 300px); filter: drop-shadow(0 0 26px var(--rk-blue-glow)); }
.rk-about__fig figcaption { margin-top: 10px; font-size: .9rem; color: var(--rk-mute); font-style: italic; line-height: 1.4; }
@media (min-width: 900px) { .rk-about__fig { position: sticky; top: 90px; grid-column: 2; grid-row: 1; } }

.rk-desk { display: grid; gap: 22px; grid-template-columns: minmax(0, 1fr); margin-bottom: 26px; }
@media (min-width: 680px) { .rk-desk { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .rk-desk { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.rk-desk__mail { font-weight: 600; font-size: 1.02rem; overflow-wrap: anywhere; margin-bottom: .4em; }
.rk-desk__reply { display: inline-block; font-size: .82rem; color: var(--rk-amber); background: rgba(255, 190, 11, .1); padding: .2em .7em; border-radius: 999px; margin: 0; }

.rk-help { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); margin-bottom: 26px; }
@media (min-width: 900px) { .rk-help { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.rk-help__box { padding: 18px 20px; }
.rk-help__box h2 { font-size: 1.12rem; color: #8fbaff; }
.rk-help__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; }
.rk-help__list li { position: relative; padding-left: 1.5em; }
.rk-help__list li::before { content: "◆"; position: absolute; left: 0; top: .1em; color: var(--rk-pink); font-size: .8em; }
.rk-help__list--never li::before { content: "✕"; color: var(--rk-amber); }
.rk-help__note { max-width: 780px; padding: 14px 20px; color: var(--rk-mute); margin-bottom: 26px; }

.rk-faq { display: grid; gap: 10px; max-width: 840px; }
.rk-faq__title { font-size: clamp(1.25rem, 1.1rem + .8vw, 1.6rem); margin-top: 6px; }
.rk-faq__item { padding: 0; }
.rk-faq__item summary {
  list-style: none; cursor: pointer;
  padding: 14px 48px 14px 20px; position: relative;
  font-weight: 600;
}
.rk-faq__item summary::-webkit-details-marker { display: none; }
.rk-faq__item summary::after {
  content: "+"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(58, 134, 255, .25); color: #fff; font-weight: 700;
}
.rk-faq__item[open] summary::after { content: "–"; background: rgba(255, 0, 110, .35); }
.rk-faq__item summary:hover { color: #fff; }
.rk-faq__answer { padding: 0 20px 16px; color: var(--rk-mute); }
.rk-faq__answer p:last-child { margin-bottom: 0; }

.rk-crewcards { display: grid; gap: 18px; grid-template-columns: minmax(0, 1fr); margin-bottom: 26px; }
@media (min-width: 720px) { .rk-crewcards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.rk-crewcard { padding: 18px 20px; display: flex; flex-direction: column; gap: 6px; }
.rk-crewcard img { width: 84px; height: 84px; filter: drop-shadow(0 0 14px var(--rk-blue-glow)); }
.rk-crewcard--wide img { width: 140px; height: 70px; }
.rk-crewcard h2, .rk-crewcard h3 { font-size: 1.15rem; margin: .2em 0 .1em; color: #fff; }
.rk-crewcard p { margin: 0; color: var(--rk-mute); }
.rk-crewcard__tag { align-self: flex-start; font-size: .8rem; color: var(--rk-amber); background: rgba(255, 190, 11, .1); padding: .15em .7em; border-radius: 999px; }
.rk-sub { font-size: clamp(1.25rem, 1.1rem + .8vw, 1.6rem); margin: 10px 0 14px; }

/* ------------------------------------------------------------------ footer */
.rk-foot {
  background: linear-gradient(90deg, rgba(131, 56, 236, .14), rgba(58, 134, 255, .12) 50%, rgba(255, 0, 110, .12)), #090d19;
  box-shadow: 0 -16px 40px rgba(0, 0, 0, .35);
  padding: 34px 0 28px;
  font-size: .92rem;
}
.rk-foot__top { display: grid; gap: 18px 30px; grid-template-columns: minmax(0, 1fr); }
@media (min-width: 800px) { .rk-foot__top { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) auto; align-items: start; } }
.rk-foot__brand { font-family: var(--rk-head); font-size: 1.2rem; display: flex; align-items: center; gap: 10px; margin: 0 0 6px; }
.rk-foot__brand img { width: 36px; height: 36px; }
.rk-foot__tag { color: var(--rk-mute); margin: 0; }
.rk-foot__nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px 16px; }
.rk-foot__nav a { color: var(--rk-ink); }
.rk-foot__nav a:hover { color: var(--rk-amber); }
.rk-age {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px; margin: 0;
  border-radius: 50%;
  font-family: var(--rk-head); font-size: 1.15rem; color: #fff;
  background: radial-gradient(circle at 35% 30%, #ff4d94, var(--rk-pink) 60%, #6e0030);
  box-shadow: 0 0 0 3px var(--rk-night), 0 0 0 5px var(--rk-amber), 0 0 22px var(--rk-pink-glow);
}
.rk-foot__notes {
  list-style: none; margin: 24px 0 16px; padding: 14px 18px;
  display: grid; gap: 6px; color: var(--rk-mute);
  background: rgba(255, 255, 255, .03); border-radius: 14px;
}
.rk-foot__notes li { padding-left: 1.3em; position: relative; }
.rk-foot__notes li::before { content: "◆"; position: absolute; left: 0; color: var(--rk-blue); font-size: .7em; top: .4em; }
.rk-foot__owner { margin: 0 0 4px; }
.rk-foot__copy { margin: 0; color: var(--rk-mute); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .rk-basin__banner--show { animation: none; opacity: 0; }
}