/* Mooner Five — lunar-night instrument stylesheet */

:root {
  --sky-0: #0F131A;
  --sky-1: #171D26;
  --sky-2: #1F2631;
  --sky-3: #29313E;
  --rule: #384252;
  --dust: #8C96A6;
  --silver: #C8CED7;
  --moon: #EDEFF2;
  --accent: #AFC7DD;
  --accent-dim: #6F8AA3;
  --shade: #0B0E13;
  --rose: #A34A5B;
  --ink: #1C222C;

  --f-inst: "Jura", "Trebuchet MS", sans-serif;
  --f-read: "Ysabeau Office", "Segoe UI", sans-serif;

  --gutter: 22px;
  --wrap: 1180px;
  --r-s: 6px;
  --r-m: 14px;
  --ease: cubic-bezier(.33, .12, .18, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--sky-1);
  background-image:
    radial-gradient(900px 520px at 88% -8%, rgba(175, 199, 221, .11), transparent 62%),
    linear-gradient(180deg, var(--sky-0) 0, var(--sky-1) 420px);
  background-repeat: no-repeat;
  color: var(--silver);
  font-family: var(--f-read);
  font-size: 17.5px;
  line-height: 1.62;
  font-feature-settings: "lnum" 1;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--moon); }
h1, h2, h3, h4 { font-family: var(--f-inst); color: var(--moon); font-weight: 600; letter-spacing: .01em; line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 1.3rem + 3vw, 3.5rem); font-weight: 500; }
h2 { font-size: clamp(1.55rem, 1.2rem + 1.3vw, 2.2rem); font-weight: 500; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1.05em; }
strong { color: var(--moon); font-weight: 600; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

.shell { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--moon); color: var(--ink); padding: 8px 14px; z-index: 50; }
.skip:focus { left: 12px; }

.tag {
  font-family: var(--f-inst); font-size: .76rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; display: inline-flex; align-items: center; gap: 10px;
}

/* ---------- Moon phase glyph ---------- */
.ph {
  --d: 18px;
  width: var(--d); height: var(--d); flex: none;
  display: inline-block; position: relative; overflow: hidden; border-radius: 50%;
  background: var(--shade);
  box-shadow: inset 0 0 0 1px rgba(200, 206, 215, .35);
  vertical-align: middle;
}
.ph::before, .ph::after { content: ""; position: absolute; top: 0; bottom: 0; border-radius: 50%; }
.ph[data-p="1"]::before, .ph[data-p="2"]::before, .ph[data-p="3"]::before {
  left: 0; right: 0; background: var(--moon); clip-path: inset(0 0 0 50%);
}
.ph[data-p="1"]::after { left: 22%; right: 22%; background: var(--shade); }
.ph[data-p="3"]::after { left: 22%; right: 22%; background: var(--moon); }
.ph[data-p="4"] { background: var(--moon); box-shadow: 0 0 calc(var(--d) * .6) rgba(237, 239, 242, .28); }
.ph.dim { opacity: .32; }

/* five-phase arc strip */
.arc { display: inline-flex; align-items: flex-end; gap: 9px; padding-top: 6px; }
.arc .ph:nth-child(1), .arc .ph:nth-child(5) { transform: translateY(-2px); }
.arc .ph:nth-child(2), .arc .ph:nth-child(4) { transform: translateY(3px); }
.arc .ph:nth-child(3) { transform: translateY(5px); }

/* thin silver crescent divider */
.crescent { display: flex; align-items: center; gap: 16px; margin: 56px auto; max-width: 560px; }
.crescent::before, .crescent::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, transparent, var(--rule)); }
.crescent::after { transform: scaleX(-1); }
.crescent i {
  width: 120px; height: 16px; border-radius: 50%; flex: none;
  box-shadow: inset 0 -1.5px 0 0 var(--silver);
  opacity: .8;
}

/* moonlight halo */
.halo { position: relative; isolation: isolate; }
.halo::before {
  content: ""; position: absolute; left: 50%; top: 50%; width: 180%; aspect-ratio: 1;
  transform: translate(-50%, -50%); z-index: -1; border-radius: 50%;
  background: radial-gradient(circle, rgba(237, 239, 242, .2) 0, rgba(175, 199, 221, .08) 38%, transparent 68%);
}

/* ---------- Header ---------- */
.top {
  position: sticky; top: 0; z-index: 30;
  background: rgba(15, 19, 26, .88);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(56, 66, 82, .7);
}
.top .shell { display: flex; align-items: center; justify-content: space-between; min-height: 66px; gap: 20px; }
.mark { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--moon); }
.mark-word { font-family: var(--f-inst); font-weight: 600; letter-spacing: .26em; font-size: .98rem; text-transform: uppercase; }
.mark-word b { color: var(--accent); font-weight: 600; }
.mark .arc { gap: 4px; padding: 0 0 4px; }
.mark .ph { --d: 9px; }
.age-chip {
  font-family: var(--f-inst); font-size: .72rem; font-weight: 700; letter-spacing: .12em;
  border: 1px solid var(--accent-dim); color: var(--accent); border-radius: 30px; padding: 3px 10px;
}
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-inst); font-size: .9rem; font-weight: 500; letter-spacing: .05em;
  color: var(--silver); text-decoration: none; padding: 8px 13px; border-radius: 30px;
}
.nav a .ph { --d: 11px; }
.nav a:hover { color: var(--moon); background: var(--sky-2); }
body[data-page="home"] .nav a[data-nav="home"],
body[data-page="game"] .nav a[data-nav="game"],
body[data-page="about"] .nav a[data-nav="about"],
body[data-page="play"] .nav a[data-nav="play"],
body[data-page="support"] .nav a[data-nav="support"] { color: var(--moon); background: var(--sky-3); }
.top-right { display: flex; align-items: center; gap: 14px; }

/* ---------- Footer ---------- */
.foot { margin-top: 90px; border-top: 1px solid var(--rule); background: var(--sky-0); padding: 54px 0 34px; font-size: .95rem; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
.foot h4 { font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; color: var(--dust); margin-bottom: 14px; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin-bottom: 8px; }
.foot a { color: var(--silver); text-decoration: none; }
.foot a:hover { color: var(--moon); text-decoration: underline; }
.foot-note { display: flex; gap: 14px; align-items: flex-start; }
.age-disc {
  flex: none; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--f-inst); font-weight: 700; color: var(--ink); background: var(--moon);
  box-shadow: 0 0 26px rgba(237, 239, 242, .22);
}
.foot-base { margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--sky-3); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; color: var(--dust); font-size: .86rem; }

/* ---------- Buttons ---------- */
.btn {
  appearance: none; border: 1px solid var(--rule); background: var(--sky-3); color: var(--moon);
  font-family: var(--f-inst); font-weight: 600; font-size: .95rem; letter-spacing: .06em;
  padding: 11px 20px; border-radius: 40px; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  transition: background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), opacity .2s;
}
.btn:hover:not(:disabled) { border-color: var(--accent); color: var(--moon); }
.btn-lit { background: var(--moon); color: var(--ink); border-color: var(--moon); }
.btn-lit:hover:not(:disabled) { background: var(--accent); border-color: var(--accent); color: var(--ink); }
.btn:disabled { opacity: .38; cursor: not-allowed; }
.btn-ghost { background: transparent; }

/* ---------- Home hero ---------- */
.hero { padding: 54px 0 20px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr); gap: 46px; align-items: center; }
.hero-copy { padding-top: 26px; }
.hero-copy h1 em { font-style: normal; color: var(--accent); }
.lede { font-size: 1.14rem; color: var(--silver); max-width: 34em; }
.hero-flags { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0 30px; padding: 0; list-style: none; }
.hero-flags li {
  font-family: var(--f-inst); font-size: .8rem; letter-spacing: .07em; font-weight: 600;
  border: 1px solid var(--rule); border-radius: 30px; padding: 6px 13px; color: var(--silver);
}
.hero-flags li.is-age { border-color: var(--moon); color: var(--moon); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-visual {
  position: relative;
  margin: 0;
  border-radius: 14px;
  overflow: hidden;
  background: #05070b;
  border: 1px solid var(--sky-3);
  box-shadow: 0 28px 50px -28px rgba(0, 0, 0, .65);
  animation: hero-visual-in .85s var(--ease) both;
}
.hero-visual img {
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
  display: block;
}
@keyframes hero-visual-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-visual { animation: none; }
}

/* ---------- Trust strip ---------- */
.trust { margin-top: 64px; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); background: rgba(31, 38, 49, .5); }
.trust .shell { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-item { padding: 26px 22px; border-left: 1px solid var(--rule); }
.trust-item:first-child { border-left: 0; padding-left: 0; }
.trust-item b { display: block; font-family: var(--f-inst); color: var(--moon); font-size: 1.02rem; margin-bottom: 4px; letter-spacing: .02em; }
.trust-item span { color: var(--dust); font-size: .93rem; line-height: 1.5; display: block; }

/* ---------- Five-step cycle ---------- */
.section { padding: 76px 0 0; }
.section-head { max-width: 640px; margin-bottom: 36px; }
.cycle { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; list-style: none; padding: 0; margin: 0; }
.cycle li {
  background: var(--sky-2); border: 1px solid var(--sky-3); border-radius: var(--r-m);
  padding: 22px 18px 20px; display: flex; flex-direction: column; gap: 10px;
}
.cycle .arc .ph { --d: 12px; }
.cycle h3 { margin: 6px 0 0; font-size: 1.06rem; }
.cycle p { margin: 0; font-size: .95rem; color: var(--dust); line-height: 1.55; }
.step-no { font-family: var(--f-inst); font-size: .74rem; letter-spacing: .2em; color: var(--accent-dim); font-weight: 700; }

/* ---------- Prose blocks ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.prose { max-width: 700px; }
.prose h2 { margin-top: 1.4em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.6em; }
.prose ul, .prose ol { padding-left: 1.2em; margin: 0 0 1.1em; }
.prose li { margin-bottom: .45em; }
.prose li::marker { color: var(--accent-dim); }

.page-head { padding: 64px 0 10px; }
.page-head .arc { margin-bottom: 18px; }
.page-head .arc .ph { --d: 14px; }
.page-head p { max-width: 40em; font-size: 1.1rem; }
.updated { font-family: var(--f-inst); font-size: .82rem; letter-spacing: .08em; color: var(--dust); }

.panel { background: var(--sky-2); border: 1px solid var(--sky-3); border-radius: var(--r-m); padding: 28px; }
.panel h3 { margin-top: 0; }
.panel-lit { border-color: var(--accent-dim); }

.big-num {
  font-family: var(--f-inst); font-size: clamp(3.4rem, 2rem + 6vw, 6.4rem); font-weight: 300;
  color: var(--moon); line-height: 1; display: inline-block; padding: 12px 18px;
}

.faq { margin: 0; }
.faq dt { font-family: var(--f-inst); color: var(--moon); font-weight: 600; font-size: 1.06rem; margin-top: 26px; display: flex; gap: 12px; align-items: center; }
.faq dt .ph { --d: 11px; }
.faq dd { margin: 8px 0 0 23px; color: var(--silver); }
.faq dt:first-child { margin-top: 0; }

.two-col { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 44px; align-items: start; }

/* ---------- Game ---------- */
.table {
  position: relative; background: linear-gradient(180deg, var(--sky-2), #1B212B);
  border: 1px solid var(--rule); border-radius: 22px; padding: 22px 22px 20px;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .7);
}
.t-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding-bottom: 16px; border-bottom: 1px solid var(--sky-3); }
.t-name { font-family: var(--f-inst); color: var(--moon); font-weight: 600; letter-spacing: .12em; text-transform: uppercase; font-size: .88rem; }
.t-name small { display: block; color: var(--dust); letter-spacing: .06em; text-transform: none; font-weight: 400; font-size: .8rem; }
.t-meters { display: flex; gap: 22px; }
.meter { text-align: right; }
.meter span { display: block; font-family: var(--f-inst); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--dust); }
.meter b { font-family: var(--f-inst); font-size: 1.5rem; color: var(--moon); font-weight: 600; font-variant-numeric: tabular-nums; }
.meter.halo::before { width: 150%; }

.felt { position: relative; min-height: 360px; padding: 18px 0 8px; }
.seat { padding: 6px 0; }
.seat-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.seat-head h4 { margin: 0; font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; color: var(--dust); font-weight: 600; }
.total {
  font-family: var(--f-inst); font-weight: 700; font-size: .9rem; color: var(--moon);
  background: var(--sky-3); border-radius: 20px; padding: 2px 11px; min-width: 38px; text-align: center;
}
.total:empty { display: none; }
.hand { display: flex; gap: 10px; min-height: 118px; flex-wrap: wrap; }
.seat + .seat { margin-top: 12px; }
.mid-line { height: 1px; margin: 14px 0; background: linear-gradient(90deg, transparent, var(--sky-3) 20%, var(--sky-3) 80%, transparent); }

.card { width: 80px; height: 114px; perspective: 700px; flex: none; animation: slide .42s var(--ease) both; }
.card-in { position: relative; width: 100%; height: 100%; transform-style: preserve-3d; transform: rotateY(180deg); transition: transform .55s var(--ease); }
.card.lit .card-in { transform: rotateY(0); }
.face { position: absolute; inset: 0; border-radius: 9px; backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.face.front {
  background: var(--moon); color: var(--ink); border: 1px solid #fff;
  display: grid; grid-template-rows: auto 1fr auto; padding: 7px 8px; font-family: var(--f-inst);
}
.face.front.red { color: var(--rose); }
.c-corner { font-weight: 700; font-size: 1.08rem; line-height: 1; display: flex; flex-direction: column; gap: 2px; }
.c-corner i { font-style: normal; font-size: .95rem; }
.c-corner.end { transform: rotate(180deg); justify-self: end; }
.c-pip { align-self: center; justify-self: center; font-size: 2rem; line-height: 1; }
.face.back {
  transform: rotateY(180deg); background: var(--shade); border: 1px solid var(--rule);
  display: grid; place-items: center;
}
.face.back::before {
  content: ""; width: 44px; height: 44px; border-radius: 50%;
  box-shadow: inset -7px 0 0 0 rgba(200, 206, 215, .5), 0 0 0 1px rgba(200, 206, 215, .14);
}
@keyframes slide { from { opacity: 0; transform: translate(26px, -18px); } to { opacity: 1; transform: none; } }

.callout {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) scale(.94);
  opacity: 0; pointer-events: none; text-align: center; min-width: 230px;
  background: rgba(15, 19, 26, .93); border: 1px solid var(--rule); border-radius: 16px; padding: 16px 26px;
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.callout.show { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.callout b { display: block; font-family: var(--f-inst); font-size: 1.35rem; color: var(--moon); letter-spacing: .04em; }
.callout span { font-family: var(--f-inst); font-size: 1.02rem; color: var(--dust); font-variant-numeric: tabular-nums; }
.callout.good { border-color: var(--accent); box-shadow: 0 0 60px rgba(175, 199, 221, .2); }
.callout.good span { color: var(--accent); }
.callout.nat { border-color: var(--moon); box-shadow: 0 0 80px rgba(237, 239, 242, .3); }
.callout.nat span { color: var(--moon); }

.t-controls { border-top: 1px solid var(--sky-3); padding-top: 16px; display: grid; gap: 14px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.chip {
  appearance: none; cursor: pointer; width: 54px; height: 54px; border-radius: 50%;
  border: 1px solid var(--rule); background: var(--sky-1); color: var(--moon);
  font-family: var(--f-inst); font-weight: 700; font-size: .95rem;
  box-shadow: inset 0 0 0 4px var(--sky-2), inset 0 0 0 5px var(--rule);
  transition: border-color .2s, transform .2s var(--ease);
}
.chip:hover:not(:disabled) { border-color: var(--accent); transform: translateY(-2px); }
.chip:disabled { opacity: .3; cursor: not-allowed; }
.chip-clear { width: auto; height: 36px; border-radius: 30px; padding: 0 14px; box-shadow: none; font-size: .8rem; letter-spacing: .08em; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }
.actions .btn { flex: 1 1 110px; }
.t-status { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; }
.msg { margin: 0; font-size: .95rem; color: var(--silver); min-height: 1.5em; }
.msg.warn { color: var(--moon); }
.streak { display: flex; align-items: center; gap: 12px; font-family: var(--f-inst); font-size: .78rem; letter-spacing: .08em; color: var(--dust); }
.streak .ph { --d: 14px; transition: opacity .4s; }
.t-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font-size: .82rem; color: var(--dust); font-family: var(--f-inst); letter-spacing: .04em; padding-top: 12px; border-top: 1px dashed var(--sky-3); }
.t-foot button { background: none; border: 0; color: var(--accent); font: inherit; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; padding: 0; }
.t-foot button:disabled { color: var(--dust); cursor: not-allowed; text-decoration: none; }

.rules { display: grid; gap: 16px; }
.rules dl { margin: 0; }
.rules dt { font-family: var(--f-inst); color: var(--moon); font-weight: 600; margin-top: 14px; }
.rules dd { margin: 3px 0 0; font-size: .96rem; }
.pay { width: 100%; border-collapse: collapse; font-size: .95rem; }
.pay td { padding: 9px 0; border-bottom: 1px solid var(--sky-3); }
.pay td:last-child { text-align: right; font-family: var(--f-inst); color: var(--moon); font-weight: 600; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-copy { padding-top: 0; }
  .cycle { grid-template-columns: repeat(3, 1fr); }
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 880px) {
  body { padding-bottom: 74px; }
  .top { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--sky-0); }
  .nav {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; justify-content: space-around; gap: 0;
    background: rgba(15, 19, 26, .96); border-top: 1px solid var(--rule);
    padding: 7px 6px calc(7px + env(safe-area-inset-bottom));
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  }
  .nav a { flex-direction: column; gap: 5px; font-size: .68rem; padding: 6px 4px; border-radius: 10px; flex: 1; letter-spacing: .03em; }
  .nav a .ph { --d: 16px; }
  .trust .shell { grid-template-columns: 1fr 1fr; }
  .trust-item:nth-child(3) { border-left: 0; padding-left: 0; }
  .trust-item:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .split { grid-template-columns: 1fr; gap: 30px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > :first-child { grid-column: 1 / -1; }
}
@media (max-width: 620px) {
  :root { --gutter: 16px; }
  body { font-size: 16.5px; }
  .cycle { grid-template-columns: 1fr 1fr; }
  .cycle li:last-child { grid-column: 1 / -1; }
  .table { padding: 16px 14px; border-radius: 16px; }
  .card { width: 62px; height: 90px; }
  .c-pip { font-size: 1.5rem; }
  .c-corner { font-size: .92rem; }
  .hand { min-height: 94px; gap: 7px; }
  .chip { width: 48px; height: 48px; font-size: .88rem; }
  .meter b { font-size: 1.25rem; }
  .mark-word { font-size: .86rem; letter-spacing: .2em; }
  .trust .shell { grid-template-columns: 1fr; }
  .trust-item, .trust-item:nth-child(3) { border-left: 0; padding: 18px 0; border-top: 1px solid var(--rule); }
  .trust-item:first-child { border-top: 0; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .card, .card-in, .callout { animation: none !important; transition: none !important; }
}
.actions .btn:not(:disabled):not(.btn-lit) { border-color: var(--accent-dim); background: var(--sky-3); }