@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;
}

body.modal-open {
  overflow: hidden;
}

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: grid;
  grid-template-columns: minmax(156px, 1fr) auto minmax(156px, 1fr);
  align-items: center;
  column-gap: 24px;
  padding: 8px 0 10px;
  position: relative;
}

.logo {
  display: flex;
  align-items: center;
  grid-column: 1;
  justify-self: start;
  width: fit-content;
  color: var(--moss-dark);
  margin-left: 0;
  padding-top: 0;
}

.logo-mark {
  width: clamp(120px, 10vw, 156px);
  height: auto;
  max-height: 132px;
  flex: 0 0 auto;
  object-fit: contain;
  display: block;
}

.header-actions {
  display: contents;
}

.menu-toggle {
  display: none !important;
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 1px solid rgba(85, 107, 47, 0.24);
  background: rgba(255, 255, 255, 0.92);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  margin-top: 4px;
}

.menu-toggle span {
  width: 16px;
  height: 1.5px;
  background: var(--moss-dark);
  display: block;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle.is-open span:nth-child(1) {
  transform: translateY(5.5px) rotate(45deg);
}

.menu-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-open span:nth-child(3) {
  transform: translateY(-5.5px) rotate(-45deg);
}


.nav {
  grid-area: auto;
  grid-column: 2;
  grid-row: 1;
  display: flex;
  gap: 8px;
  align-items: center;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.64rem;
  flex-wrap: nowrap;
  justify-content: center;
  width: max-content;
  max-width: none;
  margin-top: 0;
  position: static;
  z-index: 2;
  transform: none;
}

.nav a {
  padding: 8px 10px;
  border-radius: 999px;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav .button,
.nav .button.secondary,
.nav-parent {
  white-space: nowrap;
}

.nav-dropdown {
  position: relative;
  padding-bottom: 8px;
  margin-bottom: -8px;
}

.nav-dropdown::after {
  content: "";
  position: absolute;
  left: 0;
  top: 100%;
  width: 100%;
  height: 8px;
}

.nav-parent {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  border: 0;
  background: transparent;
  font: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
  color: inherit;
  cursor: pointer;
}

.nav-submenu {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  min-width: 180px;
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  border-radius: 16px;
  background: rgba(255, 253, 249, 0.98);
  border: 1px solid rgba(85, 107, 47, 0.12);
  box-shadow: 0 18px 38px rgba(38, 34, 25, 0.14);
  z-index: 20;
}

.nav-dropdown:hover .nav-submenu,
.nav-dropdown:focus-within .nav-submenu,
.nav-dropdown.is-open .nav-submenu {
  display: flex;
}

.nav-submenu a {
  padding: 8px 10px;
}

.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: 10px 15px;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.62rem;
  min-height: 40px;
}

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

.lang-switch {
  grid-area: auto;
  grid-column: 3;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: -28px;
  margin-right: -18px;
  justify-self: end;
}

.lang-switch label {
  font-size: 0.5rem;
  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: 4px 8px;
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--moss-dark);
  width: 102px;
}

.nav .button {
  min-width: 126px;
}

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

.schedule-hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(290px, 360px);
  gap: 28px;
  align-items: start;
}

.schedule-hero-copy {
  min-width: 0;
}

.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);
}

.private-acro-promo {
  position: relative;
  display: grid;
  gap: 12px;
  padding: 22px 22px 24px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.4), transparent 34%),
    linear-gradient(135deg, rgba(85, 107, 47, 0.96), rgba(63, 81, 32, 0.92) 52%, rgba(139, 94, 60, 0.94));
  color: var(--white);
  box-shadow: 0 26px 50px rgba(63, 81, 32, 0.28);
  overflow: hidden;
  isolation: isolate;
  transform: translateY(0);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  animation: privatePromoFloat 4.8s ease-in-out infinite;
}

.private-acro-promo::before,
.private-acro-promo::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.09);
  z-index: -1;
}

.private-acro-promo::before {
  left: 18px;
  bottom: 14px;
  width: 74px;
  height: 74px;
}

.private-acro-promo::after {
  top: 18px;
  right: 18px;
  width: 98px;
  height: 98px;
}

.private-acro-promo:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 34px 58px rgba(63, 81, 32, 0.34);
}

.private-acro-promo-badge {
  display: inline-flex;
  width: fit-content;
  min-height: 28px;
  align-items: center;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.private-acro-promo strong {
  font-family: "Playfair Display", serif;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.06;
  max-width: 12ch;
}

.private-acro-promo span:last-child {
  font-size: 0.9rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
}

@keyframes privatePromoFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

.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;
}

.olon-page {
  background: linear-gradient(135deg, #f7f2e8 0%, #edf3e5 52%, #fbf8f1 100%);
}

.olon-hero,
.olon-section {
  padding: clamp(44px, 7vw, 86px) 0;
}

.olon-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.78fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

.olon-hero-grid-text {
  grid-template-columns: minmax(0, 1fr);
}

.olon-hero-copy h1,
.olon-section-head h2 {
  margin: 0;
  font-family: "Playfair Display", Georgia, serif;
  line-height: 1.02;
  color: var(--moss-dark);
}

.olon-hero-copy h1 {
  font-size: clamp(2.7rem, 7vw, 5.7rem);
  max-width: 860px;
}

.olon-hero-copy p:not(.eyebrow) {
  max-width: 640px;
  margin: 20px 0 0;
  font-size: clamp(1rem, 1.6vw, 1.22rem);
}

.olon-hero-actions,
.olon-centered-action {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.olon-centered-action {
  justify-content: center;
}

.olon-section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 22px;
  margin-bottom: 24px;
}

.olon-section-head h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.olon-whatsapp-notice {
  display: flex;
  align-items: center;
  max-width: 760px;
  margin: -6px 0 18px;
  padding: 13px 16px;
  border: 1px solid rgba(85, 107, 47, 0.2);
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(255, 253, 249, 0.96), rgba(237, 246, 230, 0.92));
  color: var(--moss-dark);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.35;
  box-shadow: 0 14px 36px rgba(38, 34, 25, 0.08);
}

.olon-whatsapp-notice::before {
  content: "!";
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-right: 11px;
  border-radius: 999px;
  background: var(--moss);
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 900;
}

.olon-teacher-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 230px));
  justify-content: center;
  gap: 16px;
}

.olon-teacher-card,
.olon-class-card,
.olon-calendar-week {
  background: rgba(255, 253, 249, 0.9);
  border: 1px solid rgba(85, 107, 47, 0.14);
  box-shadow: 0 18px 42px rgba(38, 34, 25, 0.08);
}

.olon-teacher-card {
  display: grid;
  gap: 10px;
  align-items: start;
  min-height: 0;
  padding: 11px;
  border-radius: 18px;
}

.olon-teacher-photo-button {
  width: 100%;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 14px;
  background: transparent;
  cursor: pointer;
}

.olon-teacher-photo-button:focus-visible {
  outline: 2px solid rgba(85, 107, 47, 0.5);
  outline-offset: 4px;
}

.olon-teacher-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: block;
  object-fit: cover;
  object-position: center;
  border-radius: 14px;
  border: 1px solid rgba(85, 107, 47, 0.14);
  box-shadow: 0 12px 22px rgba(38, 34, 25, 0.1);
  background: rgba(255, 253, 249, 0.82);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.olon-teacher-photo-button:hover .olon-teacher-photo,
.olon-teacher-photo-button:focus-visible .olon-teacher-photo {
  transform: translateY(-2px);
  box-shadow: 0 16px 30px rgba(38, 34, 25, 0.16);
}

.olon-teacher-placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 1 / 1;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(85, 107, 47, 0.16), rgba(139, 94, 60, 0.12));
  color: rgba(63, 81, 32, 0.72);
  font-family: "Playfair Display", Georgia, serif;
  font-size: 2rem;
  font-weight: 600;
  border: 1px solid rgba(85, 107, 47, 0.14);
}

.olon-teacher-card h3 {
  margin: 0 0 4px;
  font-size: 1.18rem;
  color: var(--moss-dark);
}

.olon-teacher-card p {
  margin: 0 0 5px;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--earth);
}

.olon-teacher-card span {
  display: block;
  color: rgba(42, 42, 36, 0.72);
  font-size: 0.76rem;
  line-height: 1.35;
}

.olon-teacher-modal[hidden] {
  display: none !important;
}

.olon-teacher-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: grid;
  place-items: center;
  padding: 18px;
}

.olon-teacher-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(42, 42, 36, 0.54);
  backdrop-filter: blur(10px);
}

.olon-teacher-dialog {
  position: relative;
  z-index: 1;
  width: min(880px, 100%);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, 260px);
  gap: clamp(18px, 4vw, 34px);
  align-items: center;
  padding: clamp(22px, 5vw, 44px);
  border-radius: 28px;
  border: 1px solid rgba(85, 107, 47, 0.16);
  background:
    linear-gradient(135deg, rgba(255, 253, 249, 0.98), rgba(246, 242, 234, 0.96)),
    var(--cream);
  box-shadow: 0 34px 90px rgba(30, 38, 29, 0.3);
}

.olon-teacher-modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: var(--white);
  color: var(--moss-dark);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(38, 34, 25, 0.18);
}

.olon-teacher-dialog-copy {
  display: grid;
  gap: 10px;
}

.olon-teacher-dialog-copy h3 {
  margin: 0;
  color: var(--moss-dark);
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.olon-teacher-dialog-copy p,
.olon-teacher-dialog-copy span {
  margin: 0;
  color: rgba(42, 42, 36, 0.76);
  font-size: clamp(1rem, 2vw, 1.16rem);
  line-height: 1.55;
}

#olon-teacher-modal-image {
  width: 100%;
  aspect-ratio: 4 / 5;
  display: block;
  object-fit: cover;
  object-position: center;
  border-radius: 22px;
  box-shadow: 0 18px 38px rgba(38, 34, 25, 0.16);
}

.olon-week-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.olon-class-card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 232px;
  padding: 18px;
  border-radius: 20px;
}

.olon-class-card-overview {
  min-height: 172px;
  background: linear-gradient(145deg, rgba(255, 253, 249, 0.96), rgba(238, 244, 231, 0.9));
  border-radius: 18px;
  box-shadow: 0 14px 34px rgba(38, 34, 25, 0.07);
}

.olon-class-top {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--earth);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.olon-date {
  color: var(--moss-dark);
}

.olon-class-card h3 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1;
  color: var(--moss-dark);
}

.olon-class-name {
  margin: 0;
  font-weight: 800;
  color: var(--ink);
}

.olon-class-card p {
  margin: 0;
  color: rgba(42, 42, 36, 0.72);
  font-size: 0.9rem;
}

.olon-class-detail {
  line-height: 1.45;
}

.olon-class-card .button {
  margin-top: auto;
  width: 100%;
}

.olon-booking-section {
  background: rgba(255, 255, 255, 0.38);
}

.olon-dated-calendar {
  display: grid;
  gap: 18px;
}

.olon-calendar-week {
  border-radius: 24px;
  padding: 18px;
}

.olon-calendar-week-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  color: var(--moss-dark);
}

.olon-calendar-week-head p {
  margin: 0;
  font-weight: 800;
}

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

.footer-brand > div {
  display: grid;
  gap: 4px;
}

.footer-logo-mark {
  width: 70px;
  height: auto;
  flex: 0 0 auto;
  filter: brightness(0) invert(1);
  opacity: 0.82;
}

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

@media (max-width: 1080px) {
  .olon-week-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 880px) {
  .schedule-hero-layout {
    grid-template-columns: 1fr;
  }

  .olon-hero-grid {
    grid-template-columns: 1fr;
  }

  .olon-teacher-grid {
    grid-template-columns: repeat(3, minmax(150px, 1fr));
  }

  .olon-section-head,
  .olon-calendar-week-head {
    align-items: start;
    flex-direction: column;
  }

  .nav-wrap {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    position: relative;
  }

  .menu-toggle {
    display: inline-flex !important;
    margin-left: 0;
    position: absolute;
    right: 0;
    top: 4px;
    width: 54px;
    height: 54px;
    gap: 5px;
    box-shadow: 0 10px 22px rgba(38, 34, 25, 0.14);
  }

  .menu-toggle span {
    width: 20px;
    height: 2px;
  }

  .logo {
    padding-right: 68px;
  }

  .logo-mark {
    width: 108px;
    max-height: 96px;
  }

  .header-actions {
    display: none;
    width: 100%;
    min-height: 0;
    gap: 12px;
    padding: 18px 0 4px;
    grid-template-columns: 1fr;
  }

  .header-actions.is-open {
    display: flex;
  }

  .nav {
    display: flex;
    width: 100%;
    max-width: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    margin-top: 0;
    position: static;
    transform: none;
  }

  .nav a,
  .nav .button {
    width: 100%;
    min-width: 0;
    justify-content: center;
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-parent {
    width: 100%;
    justify-content: center;
  }

  .nav-submenu {
    position: static;
    display: flex;
    min-width: 0;
    margin-top: 6px;
    box-shadow: none;
    background: rgba(255, 255, 255, 0.66);
  }

  .lang-switch label {
    display: none;
  }

  .lang-switch {
    align-self: flex-end;
    margin-top: 0;
    margin-right: 0;
  }
}

@media (max-width: 640px) {
  .olon-hero,
  .olon-section {
    padding: 34px 0;
  }

  .olon-week-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .olon-teacher-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
  }

  .olon-teacher-card {
    padding: 8px;
    border-radius: 14px;
  }

  .olon-teacher-photo {
    border-radius: 11px;
  }

  .olon-teacher-card h3 {
    font-size: 0.98rem;
  }

  .olon-teacher-card p,
  .olon-teacher-card span {
    font-size: 0.68rem;
  }

  .olon-teacher-dialog {
    grid-template-columns: 1fr;
    padding: 22px;
  }

  #olon-teacher-modal-image {
    max-width: 180px;
    order: -1;
  }
}

@media (max-width: 430px) {
  .olon-week-grid {
    grid-template-columns: 1fr;
  }

  .olon-teacher-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}