/* ════════════════════════════════════════════════════
   Robey Schedule — Styles
   Palette: #0e0e10 (bg), #18181b (surface), #1f1f23 (surface-2),
            #53b8ea (accent / light-blue), #ffffff, #a0a0ab (muted)
   ════════════════════════════════════════════════════ */

/* ── Reset & base ──────────────────────────────── */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0e0e10;
  --surface: #18181b;
  --surface-2: #1f1f23;
  --accent: #75e9fc;
  --accent-dim: rgba(83, 184, 234, .12);
  --accent-glow: rgba(83, 184, 234, .25);
  --text: #efeff1;
  --text-muted: #a0a0ab;
  --border: #2d2d33;
  --radius: 10px;
  --transition: .2s ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* ── Header ────────────────────────────────────── */
.header {
  padding: 2.5rem 1.5rem 1.5rem;
  text-align: center;
}

.header__title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.header__accent {
  color: var(--accent);
}

.header__sub {
  color: var(--text-muted);
  font-size: .875rem;
  margin-top: .25rem;
}

/* ── Main container ────────────────────────────── */
.main {
  max-width: 840px;
  width: 100%;
  margin: 0 auto;
  padding: 0 1.25rem 3rem;
  flex: 1;
}

/* ── Calendar navigation ───────────────────────── */
.cal-nav {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.25rem;
}

.cal-nav__btn {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}

.cal-nav__btn:hover {
  background: var(--surface-2);
  border-color: var(--accent);
}

.cal-nav__label {
  font-size: 1.15rem;
  font-weight: 600;
  min-width: 180px;
  text-align: center;
}

.cal-nav__today {
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: .8rem;
  font-weight: 600;
  padding: .4rem .9rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.cal-nav__today:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ── Calendar grid ─────────────────────────────── */
.cal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.cal__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  padding: .75rem 0;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
}

.cal__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  overflow: hidden;
}

/* ── Day cell ──────────────────────────────────── */
.day {
  position: relative;
  min-height: 90px;
  padding: .5rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
  cursor: default;
  overflow: hidden;
  min-width: 0;
}

.day:nth-child(7n) {
  border-right: none;
}

.day:hover {
  background: var(--surface-2);
}

.day--outside {
  opacity: .3;
  pointer-events: none;
}

.day__number {
  font-size: .8rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: .35rem;
}

.day--today .day__number {
  background: var(--accent);
  color: var(--bg);
  width: 24px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  font-weight: 700;
}

/* ── Event pill inside day cell ────────────────── */
.day__event {
  font-size: .7rem;
  font-weight: 500;
  padding: .2rem .4rem;
  border-radius: 4px;
  margin-bottom: .2rem;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  display: block;
  transition: transform var(--transition), box-shadow var(--transition);
}

.day__event:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0,0,0,.4);
}

/* Category colors */
.day__event--gaming     { background: var(--accent-dim); color: var(--accent); border-left: 2px solid var(--accent); }
.day__event--just-chatting { background: rgba(168,133,235,.12); color: #a885eb; border-left: 2px solid #a885eb; }
.day__event--creative   { background: rgba(235,168,83,.12); color: #eba853; border-left: 2px solid #eba853; }
.day__event--special    { background: rgba(235,83,131,.12); color: #eb5383; border-left: 2px solid #eb5383; }

/* ── Upcoming section ──────────────────────────── */
.upcoming {
  margin-top: 2.5rem;
}

.upcoming__title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text);
}

.upcoming__list {
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.upcoming__card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.upcoming__card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-2px);
}

.upcoming__date-box {
  flex-shrink: 0;
  width: 48px;
  text-align: center;
}

.upcoming__day-name {
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--accent);
}

.upcoming__day-num {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.1;
}

.upcoming__info {
  flex: 1;
  min-width: 0;
}

.upcoming__event-title {
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: .2rem;
}

.upcoming__event-meta {
  font-size: .8rem;
  color: var(--text-muted);
}

.upcoming__badge {
  display: inline-block;
  font-size: .65rem;
  font-weight: 600;
  padding: .15rem .45rem;
  border-radius: 4px;
  margin-left: .5rem;
  vertical-align: middle;
  text-transform: capitalize;
}

.upcoming__badge--gaming     { background: var(--accent-dim); color: var(--accent); }
.upcoming__badge--just-chatting { background: rgba(168,133,235,.12); color: #a885eb; }
.upcoming__badge--creative   { background: rgba(235,168,83,.12); color: #eba853; }
.upcoming__badge--special    { background: rgba(235,83,131,.12); color: #eb5383; }

/* "No events" message */
.upcoming__empty {
  color: var(--text-muted);
  font-size: .875rem;
  padding: 1rem 0;
}

/* ── Modal ─────────────────────────────────────── */
.modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}

.modal--open {
  opacity: 1;
  pointer-events: auto;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .65);
  backdrop-filter: blur(4px);
}

.modal__content {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 2rem 2.25rem;
  max-width: 440px;
  width: 90%;
  transform: translateY(12px) scale(.97);
  transition: transform .25s ease;
}

.modal--open .modal__content {
  transform: translateY(0) scale(1);
}

.modal__close {
  position: absolute;
  top: .85rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition);
}

.modal__close:hover {
  color: var(--text);
}

.modal__category {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: .2rem .55rem;
  border-radius: 4px;
  margin-bottom: .75rem;
}

.modal__category--gaming     { background: var(--accent-dim); color: var(--accent); }
.modal__category--just-chatting { background: rgba(168,133,235,.12); color: #a885eb; }
.modal__category--creative   { background: rgba(235,168,83,.12); color: #eba853; }
.modal__category--special    { background: rgba(235,83,131,.12); color: #eb5383; }

.modal__title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: .5rem;
}

.modal__date,
.modal__time {
  font-size: .875rem;
  color: var(--text-muted);
  margin-bottom: .15rem;
}

.modal__time {
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
}

.modal__desc {
  font-size: .9rem;
  line-height: 1.6;
  color: var(--text);
}

/* ── Footer ────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 1.25rem;
  font-size: .75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

/* ── Responsive ────────────────────────────────── */
@media (max-width: 640px) {
  .header__title {
    font-size: 1.35rem;
  }

  .day {
    min-height: 68px;
    padding: .35rem;
  }

  .day__number {
    font-size: .7rem;
  }

  .day__event {
    font-size: .6rem;
    padding: .15rem .25rem;
  }

  .cal-nav__label {
    font-size: 1rem;
    min-width: auto;
  }

  .upcoming__card {
    padding: .85rem;
  }

  .modal__content {
    padding: 1.5rem;
  }
}