.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: #111827;
    border-right: 1px solid rgba(255,255,255,0.08);
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

.sidebar__logo,
.auth-card__logo {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    display: grid;
    place-items: center;
    font-weight: 800;
    color: white;
    letter-spacing: 1px;
}

.sidebar__nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sidebar__nav a {
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(255,255,255,0.03);
    transition: 0.2s ease;
}

.sidebar__nav a:hover,
.sidebar__nav a.is-active {
    background: rgba(37,99,235,0.18);
    box-shadow: inset 0 0 0 1px rgba(59,130,246,0.18);
}

.main-content {
    flex: 1;
    padding: 28px;
    min-width: 0;
}

.main-content--auth {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
}

.auth-card {
    width: 100%;
    max-width: 440px;
}

.auth-card__inner {
    background: #111827;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 24px;
    padding: 32px;
}

.page-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 24px;
}