@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600&family=Playfair+Display:wght@400;500;600&display=swap");

:root {
  --moss: #556b2f;
  --moss-dark: #3f5120;
  --earth: #8b5e3c;
  --cream: #f6f2ea;
  --ink: #2a2a24;
  --white: #ffffff;
  --shadow: 0 20px 48px rgba(38, 34, 25, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Montserrat", "Trebuchet MS", sans-serif;
  color: var(--ink);
  background: radial-gradient(circle at top, #f7f1e6, #efe6d6 60%, #e4d8c7 100%);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 90%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  background: rgba(246, 242, 234, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(85, 107, 47, 0.12);
  z-index: 10;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.logo {
  display: flex;
  flex-direction: column;
  font-family: "Playfair Display", serif;
  letter-spacing: 0.08em;
  color: var(--moss-dark);
}

.logo span {
  font-size: 1.1rem;
  font-weight: 600;
}

.logo small {
  font-size: 0.68rem;
  text-transform: uppercase;
  color: var(--earth);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.7rem;
}

.nav a {
  padding: 8px 12px;
  border-radius: 999px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav a:hover {
  background: rgba(85, 107, 47, 0.12);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--moss);
  color: var(--white);
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.7rem;
  min-height: 44px;
}

.button:hover {
  background: var(--moss-dark);
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
}

.lang-switch label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--earth);
}

.lang-switch select {
  border: 1px solid rgba(85, 107, 47, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  padding: 8px 12px;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--moss-dark);
  width: 118px;
}

.nav .button {
  min-width: 154px;
}

.schedule-hero {
  padding: 86px 0 44px;
}

.week-range {
  margin: 16px 0 0;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: baseline;
  color: #5f5a50;
  font-size: 0.95rem;
}

.week-range strong {
  color: var(--moss-dark);
  letter-spacing: 0.04em;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--earth);
}

h1 {
  margin: 10px 0 14px;
  font-family: "Playfair Display", serif;
  font-size: clamp(2.3rem, 4.8vw, 3.7rem);
  color: var(--moss-dark);
}

.schedule-grid-wrap {
  padding: 22px 0 90px;
}

.schedule-grid-wrap .container {
  display: grid;
  gap: 28px;
}

.week-group {
  padding: 22px;
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.44);
  border: 1px solid rgba(85, 107, 47, 0.14);
  box-shadow: 0 20px 44px rgba(38, 34, 25, 0.08);
}

.week-group:nth-of-type(2) {
  background: rgba(250, 245, 237, 0.9);
}

.week-group:nth-of-type(3) {
  background: rgba(247, 240, 229, 0.94);
}

.week-group-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  flex-wrap: wrap;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(85, 107, 47, 0.14);
}

.week-group-label {
  margin: 0;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--earth);
}

.week-group-range {
  margin: 0;
  font-family: "Playfair Display", serif;
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  color: var(--moss-dark);
}

.schedule-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.schedule-card {
  background: var(--white);
  border-radius: 20px;
  padding: 46px 20px 20px;
  border: 1px solid rgba(85, 107, 47, 0.14);
  box-shadow: var(--shadow);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
  position: relative;
  display: flex;
  flex-direction: column;
}

.schedule-card.expanded {
  transform: scale(1.02);
  border-color: rgba(85, 107, 47, 0.4);
  box-shadow: 0 26px 56px rgba(38, 34, 25, 0.2);
}

.day-block {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 2.4rem;
}

.schedule-card .day {
  display: inline-block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--earth);
  min-height: 1.1rem;
}

.day-date {
  font-size: 0.82rem;
  font-weight: 600;
  color: #6a645a;
  min-height: 1.1rem;
}

.time-slot {
  margin: 0;
  font-family: "Playfair Display", serif;
  color: var(--moss-dark);
  font-size: 1.15rem;
  position: absolute;
  top: 14px;
  right: 16px;
}

.class-name {
  margin: 4px 0 0;
  font-weight: 700;
  font-size: 1.2rem;
  line-height: 1.25;
  min-height: 3rem;
}

.class-name-main {
  margin-top: 6px;
}

.class-subtitle {
  margin: 2px 0 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: #6a645a;
  text-transform: lowercase;
}

.class-description {
  margin: 2px 0 0;
  font-size: 0.9rem;
  color: #5f5a50;
  line-height: 1.45;
  margin-bottom: calc(1em + 8px);
}

.brainhack-card {
  border-color: rgba(70, 52, 34, 0.45);
  background: linear-gradient(180deg, rgba(139, 94, 60, 0.12) 0%, rgba(255, 255, 255, 1) 100%);
}

.brainhack-card .class-name {
  color: #4b2f1f;
}

.level {
  margin: 6px 0 0;
  color: var(--moss-dark);
  font-size: 0.92rem;
}

.teacher {
  margin-top: 6px;
  margin-bottom: 16px;
  color: #5a5a53;
}

.card-actions {
  display: grid;
  gap: 10px;
  margin-top: auto;
  align-items: center;
}

.card-actions.dual-actions {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto;
}

.card-actions.single-action {
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto auto;
}

.details-placeholder {
  display: block;
  height: 44px;
}

.card-actions .button {
  white-space: nowrap;
  min-width: 0;
  width: 100%;
}

.card-actions a.button {
  min-width: 180px;
  justify-content: center;
}

.details-toggle {
  background: transparent;
  color: var(--moss-dark);
  border: 1px solid rgba(85, 107, 47, 0.4);
}

.details-toggle:hover {
  background: rgba(85, 107, 47, 0.08);
}

.details-content {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(85, 107, 47, 0.15);
}

.details-content p {
  margin: 0 0 8px;
}

.details-content .level-info {
  margin-bottom: 0;
  color: #4f4f48;
  font-weight: 500;
}

.site-footer {
  padding: 40px 0;
  background: var(--moss-dark);
  color: var(--cream);
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
}

@media (max-width: 880px) {
  .nav {
    display: none;
  }

  .lang-switch label {
    display: none;
  }
}