.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--header-height);
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
}
.topbar__inner {
  max-width: 1320px;
  height: 100%;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand__mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  background: var(--color-primary);
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(239, 123, 33, 0.22);
}
.brand__copy strong { display: block; font-size: 14px; }
.brand__copy small { display: block; margin-top: 2px; color: var(--color-text-tertiary); font-size: 9px; letter-spacing: 1.1px; }
.topnav { display: flex; align-items: center; gap: 4px; }
.topnav a, .topnav button {
  height: 34px;
  padding: 0 12px;
  border: 0;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  font-size: 13px;
  font-weight: 650;
}
.topnav .is-active { background: var(--color-primary-soft); color: var(--color-primary-hover); }
.topbar__actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.role-label { color: var(--color-text-secondary); font-size: 12px; }
.page { max-width: 1320px; margin: 0 auto; padding: 38px 28px 70px; }
.hero {
  min-height: 326px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 18px;
  background: var(--color-surface);
  box-shadow: var(--shadow-panel);
}
.hero__content { padding: 42px; display: flex; flex-direction: column; justify-content: center; }
.eyebrow { display: flex; align-items: center; gap: 8px; color: var(--color-primary-hover); font-size: 12px; font-weight: 750; letter-spacing: 0.06em; }
.eyebrow span { width: 7px; height: 7px; border-radius: 50%; background: var(--color-primary); }
.hero h1 { margin: 12px 0; font-size: clamp(30px, 4vw, 48px); line-height: 1.12; letter-spacing: -0.02em; }
.hero__content > p { max-width: 610px; margin: 0; color: var(--color-text-secondary); font-size: 16px; line-height: 1.75; }
.hero__stats { max-width: 540px; margin-top: 28px; display: flex; }
.hero__stats div { min-width: 128px; margin-right: 20px; padding-right: 20px; border-right: 1px solid var(--color-border); }
.hero__stats div:last-child { margin-right: 0; border-right: 0; }
.hero__stats strong { display: block; font-size: 22px; line-height: 1.1; }
.hero__stats span { display: block; margin-top: 6px; color: var(--color-text-tertiary); font-size: 11px; }
.hero__visual { position: relative; overflow: hidden; background: #d7c7b9; }
.hero__visual::before { content: ""; position: absolute; inset: 0 auto 0 0; z-index: 1; width: 14px; background: var(--color-primary); }
.hero__visual img { width: 100%; height: 100%; object-fit: cover; object-position: 54% center; filter: saturate(0.86) contrast(0.98); }
.filter-panel, .results-panel {
  margin-top: 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-panel);
  background: var(--color-surface);
  box-shadow: var(--shadow-panel);
}
.filter-panel { position: relative; z-index: 20; }
.filter-toolbar { padding: 14px; display: flex; align-items: center; gap: 10px; }
.search-field { position: relative; flex: 1; min-width: 0; }
.search-field__icon { position: absolute; left: 14px; top: 13px; width: 13px; height: 13px; border: 2px solid var(--color-text-tertiary); border-radius: 50%; pointer-events: none; }
.search-field__icon::after { content: ""; position: absolute; width: 6px; height: 2px; right: -5px; bottom: -2px; background: var(--color-text-tertiary); transform: rotate(45deg); }
.search-field input {
  width: 100%;
  height: 42px;
  border: 1px solid var(--color-border-strong);
  border-radius: 9px;
  background: var(--color-surface-soft);
  color: var(--color-text);
  padding: 0 14px 0 40px;
}
.search-field input:focus { border-color: var(--color-primary); background: #fff; }
.filter-toolbar__controls { display: flex; align-items: stretch; gap: 8px; }
.results-header { padding: 18px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.results-title { display: flex; align-items: baseline; gap: 10px; }
.results-title h2 { margin: 0; font-size: 18px; }
.results-title span { color: var(--color-text-tertiary); font-size: 11px; }
.results-tools { display: flex; align-items: center; gap: 10px; }
.view-toggle { padding: 3px; display: flex; gap: 2px; border: 1px solid var(--color-border); border-radius: 8px; background: var(--color-surface-soft); }
.view-toggle button { position: relative; width: 30px; height: 28px; border: 0; border-radius: 6px; background: transparent; color: var(--color-text-tertiary); }
.view-toggle button.is-active { background: #fff; color: var(--color-primary-hover); box-shadow: 0 1px 4px rgba(32, 40, 50, 0.08); }
#gridView::before { content: ""; position: absolute; inset: 8px; background: linear-gradient(currentColor 0 0) 0 0/5px 5px, linear-gradient(currentColor 0 0) 100% 0/5px 5px, linear-gradient(currentColor 0 0) 0 100%/5px 5px, linear-gradient(currentColor 0 0) 100% 100%/5px 5px; background-repeat: no-repeat; }
#listView::before { content: ""; position: absolute; left: 8px; right: 8px; top: 9px; height: 2px; background: currentColor; box-shadow: 0 5px currentColor, 0 10px currentColor; }
.teacher-results { padding: 0 18px 20px; }
.teacher-results.is-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.teacher-results.is-list { display: block; }