/* =====================================
   Tahouri Edu Platform
   Header UI
   Header-owned styles only
   ===================================== */

.tahouri-app-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    min-height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 10px;
    background: rgba(255, 255, 255, .97);
    border-bottom: 1px solid #e5eaf1;
    box-shadow: 0 2px 12px rgba(31, 41, 55, .05);
    direction: rtl;
    backdrop-filter: blur(10px);
}

.tahouri-app-header,
.tahouri-app-header * { box-sizing: border-box; }

.tahouri-header-side,
.tahouri-header-notification {
    width: 44px;
    min-width: 44px;
    height: 44px;
}

.tahouri-header-menu,
.tahouri-header-notification,
.tahouri-header-back {
    position: relative;
    width: 44px;
    height: 44px;
    border: 0;
    background: transparent;
    border-radius: 13px;
    cursor: pointer;
    font-family: inherit;
    transition: background .18s ease, transform .18s ease;
    -webkit-tap-highlight-color: transparent;
}

.tahouri-header-menu,
.tahouri-header-notification { font-size: 22px; }

.tahouri-header-menu:hover,
.tahouri-header-notification:hover,
.tahouri-header-back:hover { background: #f1f5f9; }

.tahouri-header-menu:active,
.tahouri-header-notification:active,
.tahouri-header-back:active { transform: scale(.96); }

.tahouri-header-menu:focus-visible,
.tahouri-header-notification:focus-visible,
.tahouri-header-back:focus-visible {
    outline: 3px solid rgba(37, 99, 235, .22);
    outline-offset: 2px;
}

.tahouri-header-back {
    flex: 0 0 44px;
    display: grid;
    place-items: center;
    color: #25324a;
    font-size: 25px;
    font-weight: 700;
    line-height: 1;
}

.tahouri-header-section {
    display: block;
    max-width: 100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.tahouri-header-brand {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 800;
    font-size: 19px;
    color: #172033;
}

.tahouri-header-logo { font-size: 25px; }

.tahouri-notification-badge {
    position: absolute;
    top: 1px;
    right: 0;
    min-width: 19px;
    height: 19px;
    padding: 0 5px;
    border-radius: 10px;
    background: #d32f2f;
    color: white;
    font-size: 10px;
    line-height: 19px;
    text-align: center;
    font-weight: 700;
}

@media (max-width: 520px) {
    .tahouri-app-header { min-height: 58px; padding: 7px 8px; gap: 6px; }
    .tahouri-header-side,
    .tahouri-header-notification,
    .tahouri-header-menu,
    .tahouri-header-back { width: 40px; min-width: 40px; height: 40px; }
    .tahouri-header-brand { font-size: 17px; gap: 5px; }
    .tahouri-header-logo { font-size: 21px; }
    .tahouri-header-back { flex-basis: 40px; font-size: 23px; }
}