/* =========================================================
   Odeum — "Join a game" hub (temporary standalone entry page)
   DARK theme. Builds on ../css/styles.css tokens.
   Section 03 reuses the beta page's availability + request flow
   (markup/styles/logic ported here so it loads inline, no redirect).
   ========================================================= */

.start { background: var(--ink); color: var(--paper); min-height: 100vh; }

@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* ---------- NAV ---------- */
.pnav {
  position: absolute; top: 0; left: 0; right: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: calc(1.5rem + env(safe-area-inset-top, 0px)) clamp(1.25rem, 5vw, 3.5rem) 1.5rem;
  color: var(--paper);
}
.pnav__home {
  font-family: var(--sans); font-weight: 500;
  letter-spacing: 0.42em; text-indent: 0.42em; font-size: 1.05rem;
}
.pnav__tag { font-size: 0.7rem; letter-spacing: 0.24em; text-transform: uppercase; color: rgba(241,236,226,0.6); }

/* ---------- Buttons ---------- */
.pbtn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--sans); font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 1rem 2rem; border-radius: 100px; cursor: pointer; border: 1px solid transparent;
  text-decoration: none;
  transition: transform 0.35s var(--ease), background 0.35s var(--ease), color 0.35s var(--ease), border-color 0.35s var(--ease);
}
/* Light button for CTAs on the dark page */
.pbtn--light { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.pbtn--light:hover { background: #fff; transform: translateY(-2px); }
/* Dark button (used inside the light modal card) */
.pbtn--dark { background: var(--ink); color: var(--paper); border-color: var(--ink); width: 100%; }
.pbtn--dark:hover { background: var(--wine); border-color: var(--wine); }
.pbtn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------- Layout ---------- */
.hub { max-width: 1100px; margin: 0 auto; padding: clamp(7rem, 16vh, 10rem) clamp(1.25rem, 5vw, 3.5rem) clamp(3rem, 8vh, 5rem); }

.hub__intro { max-width: 60ch; margin-bottom: clamp(3rem, 8vh, 5.5rem); }
.hub__eyebrow { font-size: 0.72rem; letter-spacing: 0.26em; text-transform: uppercase; color: rgba(241,236,226,0.55); margin-bottom: 1rem; }
.hub__title { font-family: var(--serif); font-weight: 300; font-size: clamp(2.6rem, 7vw, 4.6rem); line-height: 0.98; letter-spacing: -0.02em; }
.hub__lead { color: rgba(241,236,226,0.72); font-size: clamp(1.02rem, 1.4vw, 1.18rem); line-height: 1.6; margin-top: 1.3rem; }

/* ---------- Steps ---------- */
.step { padding: clamp(2.5rem, 6vh, 4rem) 0; border-top: 1px solid rgba(241,236,226,0.14); }
.step__num { font-size: 0.72rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(241,236,226,0.55); }
.step__title { font-family: var(--serif); font-weight: 300; font-size: clamp(2rem, 4.6vw, 3.1rem); line-height: 1.04; letter-spacing: -0.02em; margin: 0.9rem 0 1rem; }
.step__text { color: rgba(241,236,226,0.72); font-size: clamp(1rem, 1.3vw, 1.12rem); line-height: 1.6; max-width: 56ch; margin-bottom: 1.8rem; }
.step__body--wide { max-width: 1100px; }

/* Step 01 — image + text */
.step--feature { display: grid; grid-template-columns: 0.95fr 1.05fr; gap: clamp(1.8rem, 5vw, 4rem); align-items: center; }
.step__media { overflow: hidden; border-radius: 12px; aspect-ratio: 4 / 3; background: rgba(241,236,226,0.06); }
.step__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.step--feature:hover .step__media img { transform: scale(1.03); }

/* =========================================================
   SECTION 03 — availability + request (ported from the beta page)
   ========================================================= */
.sessions { display: grid; gap: 2.5rem; margin-top: 0.5rem; }
.sessions__loading { color: rgba(241,236,226,0.6); }

.avail-error {
  margin-bottom: 1.25rem; padding: 0.85rem 1.1rem;
  border: 1px solid rgba(216, 184, 119, 0.4); border-radius: 10px;
  background: rgba(216, 184, 119, 0.08);
  color: #e6c98a; font-size: 0.88rem; letter-spacing: 0.01em;
}
.avail-bar { display: flex; align-items: center; gap: 1rem; margin-bottom: 0.5rem; }
.avail-bar__label { font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: rgba(241, 236, 226, 0.55); white-space: nowrap; }
.avail-bar__track { flex: 1; height: 2px; border-radius: 2px; overflow: hidden; background: rgba(241, 236, 226, 0.14); }
.avail-bar__track > span { display: block; height: 100%; width: 35%; border-radius: 2px; background: #d8b877; animation: availSlide 1.15s ease-in-out infinite; }
@keyframes availSlide { 0% { transform: translateX(-120%); } 100% { transform: translateX(360%); } }

.slot--loading { opacity: 0.8; }
.slot--loading .slot__state { color: rgba(241, 236, 226, 0.5); animation: availPulse 1.2s ease-in-out infinite; }
@keyframes availPulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 0.8; } }

.session { border: 1px solid rgba(241,236,226,0.16); border-radius: 16px; padding: clamp(1.5rem, 3vw, 2.4rem); background: rgba(241,236,226,0.03); }
.session__head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem 1rem; margin-bottom: 1.6rem; }
.session__date { font-family: var(--serif); font-size: clamp(1.4rem, 2.6vw, 2rem); font-weight: 400; }
.session__meta { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(241,236,226,0.6); }
.session__count { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: #d8b877; }

.slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }

.session--full { padding-top: 1.1rem; padding-bottom: 1.1rem; background: none; border-color: rgba(241,236,226,0.1); }
.session--full .session__head { width: 100%; margin: 0; padding: 0; border: 0; background: none; color: inherit; font: inherit; text-align: left; cursor: pointer; align-items: center; }
.session--full .session__date { font-size: clamp(1.05rem, 1.8vw, 1.3rem); color: rgba(241,236,226,0.6); }
.session--full .session__count { color: rgba(241,236,226,0.45); display: inline-flex; align-items: center; gap: 0.7rem; }
.session__chev { width: 7px; height: 7px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg) translateY(-2px); transition: transform 0.3s ease; }
.session--full.is-open .session__chev { transform: rotate(-135deg); }
.session--full .slots { display: none; }
.session--full.is-open .slots { display: grid; margin-top: 1.4rem; }
.session--full.is-open { padding-bottom: clamp(1.5rem, 3vw, 2.4rem); }

.slot { display: flex; flex-direction: column; gap: 0.7rem; padding: 1.1rem 1.2rem; border-radius: 12px; border: 1px solid rgba(241,236,226,0.16); background: rgba(241,236,226,0.04); transition: border-color 0.3s var(--ease), background 0.3s var(--ease); }
.slot__name { font-family: var(--serif); font-size: 1.25rem; font-weight: 400; }
.slot__row { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-top: auto; }
.slot__state { font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; }
.slot--open:hover { border-color: rgba(241,236,226,0.4); background: rgba(241,236,226,0.07); }
.slot--open .slot__state { color: #8fbf9a; }
.slot--pending .slot__state { color: #d8b877; }
.slot--pending { opacity: 0.9; }
.slot--taken { opacity: 0.55; }
.slot--taken .slot__state { color: rgba(241,236,226,0.5); }
.slot__btn { font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; padding: 0.5rem 0.95rem; border-radius: 100px; cursor: pointer; background: var(--paper); color: var(--ink); border: 1px solid var(--paper); transition: background 0.3s var(--ease), color 0.3s var(--ease); }
.slot__btn:hover { background: var(--wine); border-color: var(--wine); color: var(--paper); }
.slot__btn[disabled] { background: transparent; color: rgba(241,236,226,0.4); border-color: rgba(241,236,226,0.2); cursor: not-allowed; }

/* ---------- MODAL (light card over dark page) ---------- */
.modal { position: fixed; inset: 0; z-index: 60; display: none; align-items: center; justify-content: center; padding: 1.25rem; }
.modal.is-open { display: flex; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(15,11,8,0.6); backdrop-filter: blur(3px); }
.modal__card { position: relative; z-index: 2; width: 100%; max-width: 460px; background: var(--paper); color: var(--ink); border-radius: 16px; padding: clamp(1.6rem, 4vw, 2.4rem); box-shadow: 0 30px 80px -20px rgba(0,0,0,0.5); max-height: 92vh; overflow-y: auto; }
.modal__close { position: absolute; top: 0.8rem; right: 1rem; background: none; border: none; font-size: 1.6rem; line-height: 1; cursor: pointer; color: var(--ink-faint); }
.modal__close:hover { color: var(--ink); }
.modal__eyebrow { font-size: 0.7rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--ink-faint); }
.modal__title { font-family: var(--serif); font-weight: 400; font-size: clamp(1.8rem, 4vw, 2.4rem); line-height: 1.05; margin: 0.4rem 0 0.3rem; }
.modal__slot { color: var(--wine); font-family: var(--serif); font-style: italic; font-size: 1.05rem; margin-bottom: 1.4rem; }
.pfield { display: grid; gap: 0.45rem; margin-bottom: 1.1rem; }
.pfield--row { grid-template-columns: 1fr 96px; gap: 1rem; align-items: end; }
.pfield--row > div { display: grid; gap: 0.45rem; }
.pfield label { font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); }
.pfield input { font-family: var(--sans); font-size: 1rem; font-weight: 300; color: var(--ink); background: transparent; border: none; border-bottom: 1px solid var(--line); padding: 0.5rem 0; border-radius: 0; }
.pfield input:focus { outline: none; border-bottom-color: var(--ink); }
.modal__status { margin-top: 0.9rem; min-height: 1.1em; font-size: 0.9rem; color: var(--wine); }
.modal__done { text-align: center; }
.modal__done p { color: var(--ink-soft); margin: 0.6rem 0 1.4rem; }

/* ---------- Footer ---------- */
.start .foot { border-top: 1px solid rgba(241,236,226,0.14); margin-top: clamp(2rem, 6vh, 4rem); }
.start .foot__bottom p { color: rgba(241,236,226,0.55); }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .step--feature { grid-template-columns: 1fr; gap: 1.5rem; }
  .step--feature .step__media { order: -1; }
  .slots { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 460px) {
  .slots { grid-template-columns: 1fr; }
}