:root {
  color-scheme: light;
  --bg: #d8e4f3;
  --shell: #fbfbfc;
  --shell-border: #d8dde6;
  --surface: #ffffff;
  --surface-soft: #f6f7fa;
  --surface-muted: #f1f4f8;
  --line: #e6e9ef;
  --line-strong: #d7dce5;
  --text: #1f2937;
  --text-soft: #677284;
  --text-faint: #9aa5b4;
  --accent: #2980ff;
  --accent-soft: #edf5ff;
  --shadow-shell: 0 22px 56px rgba(80, 102, 138, 0.16);
  --shadow-window: 0 30px 70px rgba(42, 55, 79, 0.2);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: "Avenir Next", "SF Pro Text", "Segoe UI Variable", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.45), transparent 34%),
    linear-gradient(180deg, #d8e4f3 0%, #cfdced 100%);
  overflow-x: hidden;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  appearance: none;
}

svg {
  display: block;
}

.finder-shell {
  width: min(1140px, calc(100% - 48px));
  margin: 44px auto;
  background: linear-gradient(180deg, #fdfdfe 0%, #fafbfc 100%);
  border: 1px solid rgba(214, 220, 230, 0.95);
  border-radius: 18px;
  box-shadow: var(--shadow-shell);
  overflow: hidden;
}

.finder-toolbar {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 360px) 1fr;
  align-items: center;
  gap: 18px;
  min-height: 58px;
  padding: 11px 18px;
  background: linear-gradient(180deg, #ffffff 0%, #f7f8fb 100%);
  border-bottom: 1px solid var(--line);
}

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

.toolbar-cluster-right {
  justify-content: flex-end;
}

.traffic-lights {
  display: inline-flex;
  gap: 8px;
  flex-shrink: 0;
}

.light {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.light-close {
  background: #ff6058;
}

.light-minimize {
  background: #ffbd30;
}

.light-expand {
  background: #28c840;
}

.nav-buttons,
.utility-buttons,
.view-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.icon-button,
.view-button {
  width: 27px;
  height: 27px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
  color: #7b8596;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.icon-button svg,
.view-button svg,
.address-badge svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon-button-grid svg rect,
.view-button svg rect {
  stroke: currentColor;
  stroke-width: 1.2;
}

.address-bar {
  min-width: 0;
  height: 34px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: linear-gradient(180deg, #f8f9fb 0%, #eff2f6 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.address-badge {
  color: #7a8593;
  display: inline-flex;
}

.address-text {
  font-size: 13px;
  font-weight: 500;
  color: #586275;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 6px 4px 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
}

.profile-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(180deg, #4a8dff 0%, #2364f2 100%);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.profile-name {
  font-size: 12px;
  font-weight: 600;
  color: #5c6677;
}

.finder-subtoolbar {
  min-height: 44px;
  padding: 8px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: #fcfcfd;
  border-bottom: 1px solid var(--line);
}

.finder-breadcrumbs,
.finder-controls,
.sort-control {
  display: flex;
  align-items: center;
  gap: 9px;
}

.sort-control {
  position: relative;
}

.crumb-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: linear-gradient(180deg, #4a89ff 0%, #2d72f8 100%);
}

.crumb-button,
.sort-button {
  font-size: 12.5px;
}

.crumb-button.is-active,
.sort-button,
.sort-option.is-active {
  color: #354154;
  font-weight: 600;
}

.crumb-button {
  border: 0;
  background: transparent;
  padding: 0;
  color: var(--text-soft);
}

.sort-button {
  height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff 0%, #f5f7fa 100%);
  color: #354154;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.sort-button:hover {
  border-color: #d3dae5;
}

.sort-button[aria-expanded="true"] .sort-chevron {
  transform: rotate(180deg);
}

.sort-chevron {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 140ms ease;
}

.sort-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 132px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 14px 28px rgba(45, 55, 72, 0.12);
  z-index: 20;
}

.sort-option {
  width: 100%;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #5e6a7b;
  font-size: 12.5px;
  text-align: left;
  padding: 8px 10px;
  cursor: pointer;
}

.sort-option:hover {
  background: #f3f7fd;
  color: #314155;
}

.sort-option.is-active {
  background: #edf5ff;
}

.crumb-separator,
.sort-label {
  font-size: 12px;
  color: var(--text-faint);
}

.view-button {
  width: 25px;
  height: 25px;
  border-radius: 7px;
}

.view-button.is-active {
  color: var(--accent);
  background: #eef5ff;
  border-color: #cfe1ff;
}

.finder-body {
  padding: 16px 18px 18px;
}

.workspace {
  min-height: 610px;
}

.content-panel {
  min-height: 610px;
  border: 1px solid #eceff4;
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(252, 252, 253, 0.95)),
    var(--surface);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
  padding: 18px 18px 22px;
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px 12px;
}

.course-grid.is-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.course-card {
  border: 1px solid transparent;
  background: transparent;
  border-radius: 10px;
  padding: 12px 10px 10px;
  min-height: 166px;
  text-align: left;
  cursor: pointer;
  transition: border-color 140ms ease, background 140ms ease, box-shadow 140ms ease;
}

.course-card:hover {
  border-color: #dce6f5;
  background: rgba(255, 255, 255, 0.72);
}

.course-card.is-selected {
  border-color: #67a6ff;
  background: linear-gradient(180deg, rgba(240, 247, 255, 0.98), rgba(233, 243, 255, 0.9));
  box-shadow: inset 0 0 0 1px rgba(41, 128, 255, 0.2);
}

.course-grid.is-list .course-card {
  min-height: 0;
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 54px minmax(0, 1.3fr) minmax(140px, 0.9fr) minmax(180px, 1.1fr);
  align-items: center;
  gap: 12px;
  border-color: #edf0f5;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.82);
}

.folder-art {
  display: block;
  width: 72px;
  height: 72px;
  object-fit: contain;
  margin-bottom: 12px;
  filter: drop-shadow(0 8px 14px rgba(37, 99, 235, 0.11));
}

.course-name {
  margin: 0 0 5px;
  font-size: 13px;
  line-height: 1.35;
  font-weight: 600;
  color: #2b3445;
}

.course-subtitle,
.course-meta {
  display: block;
  font-size: 11px;
  line-height: 1.35;
  color: var(--text-faint);
}

.course-meta {
  margin-top: 2px;
}

.course-grid.is-list .folder-art {
  width: 40px;
  height: 40px;
  margin-bottom: 0;
}

.course-grid.is-list .course-name {
  margin-bottom: 0;
}

.course-grid.is-list .course-subtitle,
.course-grid.is-list .course-meta {
  font-size: 12px;
}

.course-grid.is-list .course-subtitle {
  color: #6e798a;
}

.course-grid.is-list .course-meta {
  margin-top: 0;
  text-align: left;
}

.window-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.window-layer.has-window {
  pointer-events: auto;
}

.course-window {
  position: fixed;
  top: 20px;
  left: 50%;
  width: min(980px, calc(100% - 56px));
  max-height: calc(100vh - 40px);
  transform: translateX(-50%);
  background: linear-gradient(180deg, #ffffff 0%, #fbfbfc 100%);
  border: 1px solid rgba(216, 222, 231, 0.95);
  border-radius: 18px;
  box-shadow: var(--shadow-window);
  overflow: hidden;
  pointer-events: auto;
}

.course-window.is-minimized {
  width: min(360px, calc(100% - 28px));
}

.course-window.is-minimized .window-content {
  display: none;
}

.course-window.is-maximized {
  top: 12px !important;
  left: 12px !important;
  width: calc(100% - 24px);
  max-width: none;
  height: calc(100vh - 24px);
  transform: none !important;
}

.course-window.is-maximized .window-content {
  max-height: calc(100vh - 78px);
  overflow-y: auto;
}

.window-topbar {
  min-height: 52px;
  padding: 10px 16px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f5f7fa 100%);
  border-bottom: 1px solid var(--line);
  cursor: grab;
}

.window-topbar:active {
  cursor: grabbing;
}

.window-actions {
  display: inline-flex;
  gap: 8px;
}

.window-dot {
  width: 12px;
  height: 12px;
  border: 0;
  border-radius: 50%;
  padding: 0;
  cursor: pointer;
}

.window-close {
  background: #ff6058;
}

.window-minimize {
  background: #ffbd30;
}

.window-expand {
  background: #28c840;
}

.window-title-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 0;
}

.window-topbar-spacer {
  width: 44px;
}

.window-folder-icon {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.window-title {
  font-size: 12.5px;
  font-weight: 600;
  color: #4d596b;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.window-content {
  padding: 20px;
  max-height: calc(100vh - 82px);
  overflow-y: auto;
}

.window-layout {
  display: block;
}

.window-details {
  min-width: 0;
}

.window-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.window-kicker,
.meta-label,
.panel-label {
  margin: 0;
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.window-heading {
  margin: 8px 0 0;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1;
  letter-spacing: -0.03em;
}

.window-status {
  flex-shrink: 0;
  margin-top: 4px;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: #24764b;
  background: #e8f5ee;
}

.window-description {
  margin: 16px 0 20px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

.window-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.meta-card,
.window-panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, #fbfcfd 0%, #f6f8fb 100%);
}

.meta-card {
  padding: 13px 14px;
}

.meta-value {
  display: block;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 600;
  color: #344053;
}

.window-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.window-extended {
  margin-top: 14px;
}

.window-extended.is-hidden {
  display: none;
}

.rich-article {
  display: grid;
  gap: 14px;
}

.rich-hero-card,
.rich-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, #fbfcfe 0%, #f7f9fc 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.rich-hero-card {
  padding: 18px;
}

.rich-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  font-size: 13px;
  color: var(--text-faint);
}

.rich-title {
  margin: 10px 0 10px;
  font-size: 24px;
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.rich-lead {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-soft);
}

.rich-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.rich-chip {
  padding: 8px 10px;
  border-radius: 999px;
  background: #eef5ff;
  color: #31517f;
  font-size: 13px;
  font-weight: 600;
}

.rich-inline-list,
.rich-list,
.rich-schedule-list {
  margin: 0;
  padding-left: 18px;
}

.rich-inline-list {
  margin-top: 14px;
  display: grid;
  gap: 6px;
}

.rich-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.rich-card {
  padding: 16px;
}

.sales-section {
  overflow: hidden;
  background: linear-gradient(180deg, #fbfcfe 0%, #f8fafc 100%);
  padding: 18px;
}

.sales-title {
  margin: 0 0 10px;
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.sales-copy {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-soft);
}

.contact-button {
  min-height: 44px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  text-decoration: none;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.contact-button:hover {
  transform: translateY(-1px);
}

.contact-stack {
  display: grid;
  gap: 0;
  margin-bottom: 14px;
  border: 1px solid #e8edf4;
  border-radius: 12px;
  background: #ffffff;
  overflow: hidden;
}

.contact-item {
  padding: 14px;
  border-bottom: 1px solid #eef2f6;
  background: transparent;
}

.contact-item:last-child {
  border-bottom: 0;
}

.contact-label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.contact-value,
.contact-secondary {
  color: #1f3d7a;
  text-decoration: none;
  font-size: 20px;
  font-weight: 700;
}

.contact-text {
  font-size: 16px;
  font-weight: 600;
  color: #334256;
}

.contact-secondary-list {
  display: grid;
  gap: 8px;
}

.contact-secondary {
  font-size: 18px;
}

.contact-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.contact-button.is-primary {
  background: #111827;
  color: #ffffff;
  box-shadow: none;
}

.rich-card-wide {
  grid-column: 1 / -1;
}

.rich-card-label {
  margin: 0 0 12px;
  font-size: 12px;
  line-height: 1.2;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.rich-list {
  display: grid;
  gap: 8px;
}

.rich-list li,
.rich-inline-list li,
.rich-schedule-list li {
  font-size: 14px;
  line-height: 1.6;
  color: #445165;
}

.rich-module-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.rich-module {
  border: 1px solid #e7ebf2;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.8);
  padding: 14px;
}

.rich-module h5 {
  margin: 0 0 10px;
  font-size: 15px;
  line-height: 1.45;
}

.rich-schedule-list {
  display: grid;
  gap: 7px;
}

.rich-price-row {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.rich-price-main {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.rich-price-discount {
  font-size: 14px;
  font-weight: 600;
  color: #2b6cb0;
}

.rich-note {
  margin: 12px 0 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-soft);
}

.rich-link {
  color: #1f4ea3;
  text-decoration: none;
  font-weight: 600;
}

.rich-link:hover {
  text-decoration: underline;
}

.window-panel {
  padding: 15px 16px;
}

.panel-list {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.panel-list li {
  position: relative;
  padding-left: 15px;
  font-size: 14px;
  line-height: 1.55;
  color: #445165;
}

.panel-list li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3b82f6;
}

@media (max-width: 960px) {
  .finder-toolbar {
    grid-template-columns: 1fr;
    justify-items: stretch;
  }

  .address-bar {
    order: -1;
  }

  .toolbar-cluster-left,
  .toolbar-cluster-right {
    justify-content: space-between;
  }

  .finder-subtoolbar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .finder-shell {
    width: calc(100% - 18px);
    margin: 16px auto 24px;
  }

  .finder-toolbar,
  .finder-subtoolbar,
  .finder-body {
    padding-left: 12px;
    padding-right: 12px;
  }

  .content-panel {
    padding: 14px 12px 18px;
  }

  .course-grid {
    grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
  }

  .course-card {
    min-height: 154px;
    padding: 10px 8px;
  }

  .course-grid.is-list .course-card {
    grid-template-columns: 44px 1fr;
    gap: 10px;
  }

  .course-grid.is-list .course-subtitle,
  .course-grid.is-list .course-meta {
    grid-column: 2;
  }

  .folder-art {
    width: 66px;
    height: 66px;
  }

  .course-window {
    top: 14px;
    width: calc(100% - 12px);
  }

  .window-content {
    padding: 14px;
  }

  .window-meta-grid,
  .window-columns {
    grid-template-columns: 1fr;
  }

  .rich-grid,
  .rich-module-grid {
    grid-template-columns: 1fr;
  }

  .window-hero {
    flex-direction: column;
  }

  .window-title-wrap {
    justify-content: flex-start;
  }

  .contact-actions {
    display: grid;
  }
}

@media (max-width: 560px) {
  .finder-toolbar {
    display: none;
  }

  .toolbar-cluster-left,
  .toolbar-cluster-right,
  .finder-controls {
    flex-wrap: wrap;
  }

  .profile-name,
  .utility-buttons {
    display: none;
  }

  .finder-breadcrumbs {
    flex-wrap: wrap;
  }
}