/* =========================================================
   schedule.css
   Semester timetable page — group switcher + week grid + key dates
   ========================================================= */


.sc-intro { padding: 24px 0 0; }


/* ============ HERO ============ */
.sc-hero {
  padding: 24px 0 48px;
  background: var(--paper, #f5f3ef);
}

@media (max-width: 767.98px) {
  .sc-hero { padding: 16px 0 32px; }
}

.sc-hero__inner {
  max-width: 760px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sc-hero__eyebrow {
  font-size: 11px;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--red, #e11932);
}

.sc-hero__title {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.025em;
  color: var(--ink, #141414);
  margin: 0;
  overflow-wrap: break-word;
}

.sc-hero__lede {
  font-size: 16px;
  line-height: 1.65;
  color: rgba(20, 20, 20, .78);
  margin: 0;
  max-width: 62ch;
}

.sc-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  padding-top: 12px;
  margin-top: 4px;
  border-top: 1px solid rgba(20, 20, 20, .1);
}

@media (max-width: 479.98px) {
  .sc-hero__meta { gap: 12px; }
}

.sc-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(20, 20, 20, .68);
}

.sc-hero__meta-item svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  flex-shrink: 0;
}

.sc-hero__meta-item a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid rgba(20, 20, 20, .25);
  transition: border-color var(--dur, .25s) var(--ease, cubic-bezier(.22,.61,.36,1)),
              color var(--dur, .25s) var(--ease, cubic-bezier(.22,.61,.36,1));
}

.sc-hero__meta-item a:hover {
  color: var(--red, #e11932);
  border-bottom-color: var(--red, #e11932);
}


/* ============ GROUP SWITCHER ============ */
.sc-switcher {
  background: var(--white, #fff);
  border-bottom: 1px solid rgba(20, 20, 20, .08);
  padding: 24px 0;
  position: sticky;
  top: 0;
  z-index: 5;
}

@media (max-width: 980px) {
  .sc-switcher {
    position: static;
    padding: 20px 0;
  }
}

.sc-switcher__bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(20, 20, 20, .08);
  border: 1px solid rgba(20, 20, 20, .08);
}

@media (max-width: 880px) {
  .sc-switcher__bar { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 479.98px) {
  .sc-switcher__bar { grid-template-columns: 1fr; }
}

.sc-switcher__tab {
  background: var(--white, #fff);
  border: 0;
  padding: 14px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--ink, #141414);
  transition: background var(--dur, .25s) var(--ease, cubic-bezier(.22,.61,.36,1));
}

.sc-switcher__tab:hover {
  background: var(--paper, #f5f3ef);
}

.sc-switcher__tab.is-active {
  background: var(--ink, #141414);
  color: var(--white, #fff);
}

.sc-switcher__tab-eyebrow {
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--red, #e11932);
}

.sc-switcher__tab.is-active .sc-switcher__tab-eyebrow {
  color: rgba(255, 255, 255, .65);
}

.sc-switcher__tab-title {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -.005em;
  line-height: 1.3;
}


/* ============ WEEK GRID ============ */
.sc-week {
  background: var(--white, #fff);
  padding: 56px 0 72px;
}

@media (max-width: 767.98px) {
  .sc-week { padding: 36px 0 48px; }
}

.sc-week__head {
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sc-week__title {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ink, #141414);
  margin: 0;
}

.sc-week__sub {
  font-size: 14px;
  color: rgba(20, 20, 20, .65);
  margin: 0;
}


/* ---- Grid ---- */
.sc-grid {
  display: grid;
  grid-template-columns: 90px repeat(5, 1fr);
  gap: 1px;
  background: rgba(20, 20, 20, .08);
  border: 1px solid rgba(20, 20, 20, .08);
  overflow: hidden;
}

@media (max-width: 1023.98px) {
  /* Convert to horizontal-scroll wrapper at narrow widths */
  .sc-grid {
    grid-template-columns: 80px repeat(5, minmax(180px, 1fr));
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    /* Right-edge fade as scroll hint */
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 24px), transparent 100%);
  }
  .sc-grid::-webkit-scrollbar {
    height: 6px;
  }
  .sc-grid::-webkit-scrollbar-thumb {
    background: rgba(20, 20, 20, .25);
    border-radius: 999px;
  }
}

@media (max-width: 600px) {
  .sc-grid {
    grid-template-columns: 64px repeat(5, minmax(160px, 1fr));
  }
}

.sc-grid__corner {
  background: var(--paper, #f5f3ef);
}

.sc-grid__day-head {
  background: var(--ink, #141414);
  color: var(--white, #fff);
  padding: 12px 14px;
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  text-align: center;
  text-transform: uppercase;
}

.sc-grid__time {
  background: var(--paper, #f5f3ef);
  padding: 14px 12px;
  font-family: "Inter", monospace;
  font-size: 13px;
  font-weight: 700;
  color: var(--ink, #141414);
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.sc-grid__time-end {
  font-size: 11px;
  font-weight: 500;
  color: rgba(20, 20, 20, .5);
}

.sc-grid__cell {
  background: var(--white, #fff);
  padding: 10px;
  min-height: 96px;
  display: flex;
}

.sc-grid__cell--empty {
  align-items: center;
  justify-content: center;
  color: rgba(20, 20, 20, .25);
  font-size: 18px;
}


/* ---- Session block ---- */
.sc-block {
  width: 100%;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  border-left: 3px solid var(--red, #e11932);
  background: var(--paper, #f5f3ef);
  transition: transform var(--dur, .25s) var(--ease, cubic-bezier(.22,.61,.36,1));
}

.sc-block:hover {
  transform: translateX(2px);
}

.sc-block__tag {
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--red, #e11932);
}

.sc-block__title {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink, #141414);
  letter-spacing: -.005em;
}

.sc-block__meta {
  font-size: 11px;
  font-weight: 500;
  color: rgba(20, 20, 20, .58);
  line-height: 1.3;
  margin-top: auto;
  padding-top: 4px;
}

/* Block variants */
.sc-block--lecture {
  border-left-color: var(--red, #e11932);
}

.sc-block--practice {
  border-left-color: #2bb673;
  background: rgba(43, 182, 115, .08);
}

.sc-block--practice .sc-block__tag { color: #1f8a55; }

.sc-block--lab {
  border-left-color: #d97706;
  background: rgba(217, 119, 6, .08);
}

.sc-block--lab .sc-block__tag { color: #b86406; }

.sc-block--seminar {
  border-left-color: #6366f1;
  background: rgba(99, 102, 241, .08);
}

.sc-block--seminar .sc-block__tag { color: #4f4fce; }


/* ---- Legend ---- */
.sc-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(20, 20, 20, .08);
}

@media (max-width: 479.98px) {
  .sc-legend { gap: 12px; }
}

.sc-legend__title {
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 700;
  color: rgba(20, 20, 20, .55);
}

.sc-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink, #141414);
}

.sc-legend__dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--red, #e11932);
}

.sc-legend__item--practice .sc-legend__dot { background: #2bb673; }
.sc-legend__item--lab .sc-legend__dot { background: #d97706; }
.sc-legend__item--seminar .sc-legend__dot { background: #6366f1; }


/* ============ KEY DATES ============ */
.sc-dates {
  background: var(--paper, #f5f3ef);
  padding: 72px 0 88px;
  border-top: 1px solid rgba(20, 20, 20, .06);
}

@media (max-width: 767.98px) {
  .sc-dates { padding: 48px 0 56px; }
}

.sc-dates__head {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 32px;
  max-width: 720px;
}

.sc-dates__title {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ink, #141414);
  margin: 0;
}

.sc-dates__sub {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(20, 20, 20, .68);
  margin: 0;
}

.sc-dates__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: rgba(20, 20, 20, .08);
  border: 1px solid rgba(20, 20, 20, .08);
}

.sc-date {
  display: grid;
  grid-template-columns: 80px 140px 1fr;
  gap: 24px;
  padding: 20px 24px 22px;
  background: var(--white, #fff);
  align-items: start;
  transition: background var(--dur, .25s) var(--ease, cubic-bezier(.22,.61,.36,1));
}

@media (max-width: 767.98px) {
  .sc-date {
    grid-template-columns: 64px 100px 1fr;
    gap: 16px;
    padding: 18px 18px 20px;
  }
}

@media (max-width: 479.98px) {
  .sc-date {
    grid-template-columns: 56px 1fr;
    gap: 12px;
    padding: 16px;
  }
  .sc-date__month {
    grid-column: 1 / -1;
    margin-top: -4px;
  }
}

.sc-date:hover {
  background: var(--paper, #f5f3ef);
}

.sc-date__day {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: clamp(28px, 3vw, 36px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--ink, #141414);
}

.sc-date--milestone .sc-date__day,
.sc-date--exam .sc-date__day {
  color: var(--red, #e11932);
}

.sc-date__month {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 700;
  color: rgba(20, 20, 20, .55);
  padding-top: 8px;
}

.sc-date__body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sc-date__title {
  font-family: "Inter", "Noto Sans Georgian", sans-serif;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink, #141414);
  margin: 0;
  letter-spacing: -.005em;
}

.sc-date__desc {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(20, 20, 20, .68);
  margin: 0;
}

.sc-date--exam {
  background: rgba(225, 25, 50, .04);
}


/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .sc-block:hover { transform: none; }
}