:root {
    --bg: #0d0f14;
    --bg-elevated: #161a22;
    --bg-hover: #1e2430;
    --border: #262d3a;
    --text: #e8eaf0;
    --text-dim: #98a0b3;
    --accent: #3d8bfd;
    --accent-hover: #5a9dff;
    --danger: #e5484d;
    --success: #30a46c;
    --warning: #f5a524;
    --radius: 10px;
    --topbar-h: 56px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

h1, h2, h3, h4 { font-weight: 650; letter-spacing: -0.01em; }

/* ---------- Shell ---------- */

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

.app-main {
    padding: calc(var(--topbar-h) + 1.5rem) 1.5rem 4rem;
    max-width: 1600px;
    margin: 0 auto;
}

.bare-main { min-height: 100vh; }

/* Tela do player: sem padding e sem teto de largura, ao contrario do .app-main — a pagina
   se mede pela tela. So dvh, sem o 100vh de reserva de proposito: no celular o vh conta a
   barra do navegador, e um piso maior que a area visivel deixaria uma faixa rolando sob o
   player. Quem nao entende dvh (o WebKit do PS4) ignora a linha e fica com a altura do
   conteudo, que e o que a .player-page ja resolve. */
.player-main { min-height: 100dvh; }

.topbar {
    position: fixed;
    inset: 0 0 auto 0;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0 1.5rem;
    background: rgba(13, 15, 20, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.brand {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 0.05em;
    color: var(--text);
}
.brand:hover { color: var(--accent); }

.topnav { display: flex; gap: 0.25rem; flex: 1; overflow-x: auto; }

.topnav-link {
    padding: 0.45rem 0.85rem;
    border-radius: 8px;
    color: var(--text-dim);
    font-size: 0.925rem;
    font-weight: 500;
    white-space: nowrap;
}
.topnav-link:hover { background: var(--bg-hover); color: var(--text); }
.topnav-link.active { background: var(--bg-elevated); color: var(--text); }

.topbar-right { display: flex; align-items: center; gap: 0.75rem; }
/* Formulario GET: some da barra por si so no celular, junto com o resto do topbar-menu. */
.topbar-search { margin: 0; }
.topbar-search input { width: 15rem; max-width: 100%; }

.topbar-user { color: var(--text-dim); font-size: 0.875rem; max-width: 14rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.logout-form { margin: 0; }

.btn-link-plain {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 0.875rem;
    cursor: pointer;
    padding: 0.35rem 0.6rem;
    border-radius: 8px;
}
.btn-link-plain:hover { background: var(--bg-hover); color: var(--text); }

/* ---------- Menu hamburguer ---------- */

/* display:contents: no desktop o wrapper some do layout e .topnav / .topbar-right
   continuam sendo filhos diretos do flex da barra, exatamente como antes. */
.topbar-menu { display: contents; }

.nav-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 38px;
    margin-left: auto;
    padding: 0 9px;
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
}
.nav-burger span {
    display: block;
    height: 2px;
    background: var(--text-dim);
    border-radius: 2px;
    transition: transform .2s ease, opacity .2s ease, background .2s ease;
}
.nav-burger:hover { background: var(--bg-hover); }
.nav-burger:hover span { background: var(--text); }

@media (max-width: 860px) {
    .nav-burger { display: flex; }

    /* backdrop-filter faz do elemento o bloco de contencao dos filhos position:fixed.
       Com ele ligado, o painel se alinharia pela CAIXA DE PADDING da barra e ficaria
       recuado 1.5rem de cada lado em vez de ir de ponta a ponta. O fundo quase opaco
       abaixo cobre a mesma funcao visual. */
    .topbar { backdrop-filter: none; background: rgba(13, 15, 20, .98); }

    /* Painel abaixo da barra fixa, nao dentro dela: a barra tem altura fixa. */
    .topbar-menu {
        display: none;
        position: fixed;
        top: var(--topbar-h);
        left: 0;
        right: 0;
        flex-direction: column;
        max-height: calc(100vh - var(--topbar-h));
        overflow-y: auto;
        padding: .75rem 1rem 1rem;
        background: rgba(13, 15, 20, .98);
        border-bottom: 1px solid var(--border);
        z-index: 99;
    }
    .nav-open .topbar-menu { display: flex; }

    .topnav { flex: none; flex-direction: column; gap: .15rem; overflow: visible; }
    .topnav-link { padding: .7rem .85rem; }

    .topbar-right {
        flex-direction: column;
        align-items: stretch;
        gap: .15rem;
        margin-top: .5rem;
        padding-top: .75rem;
        border-top: 1px solid var(--border);
    }
    /* No painel do hamburguer a caixa ocupa a largura toda, como os itens do menu. */
    .topbar-search { order: -1; margin-bottom: .5rem; }
    .topbar-search input { width: 100%; }

    .topbar-user { max-width: none; padding: .35rem .85rem; }
    .logout-form { display: flex; }
    .btn-link-plain { flex: 1; text-align: left; padding: .7rem .85rem; }

    /* As tres barras viram um X. O deslocamento e o gap (5px) + a altura (2px). */
    .nav-open .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-open .nav-burger span:nth-child(2) { opacity: 0; }
    .nav-open .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* ---------- Login ---------- */

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background: radial-gradient(1200px 600px at 50% -10%, #1b2432 0%, var(--bg) 60%);
}

.login-card {
    width: 100%;
    max-width: 26rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 2rem;
}

.login-title { font-size: 2rem; margin: 0 0 0.25rem; letter-spacing: 0.08em; }
.login-sub { color: var(--text-dim); margin-bottom: 1.5rem; font-size: 0.925rem; }
.login-note { color: var(--text-dim); font-size: 0.8125rem; margin: 1.25rem 0 0; text-align: center; }

/* ---------- Bootstrap overrides para tema escuro ---------- */

.form-control, .form-select {
    background: #0f131a;
    border-color: var(--border);
    color: var(--text);
}
.form-control:focus, .form-select:focus {
    background: #0f131a;
    color: var(--text);
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(61, 139, 253, 0.2);
}
.form-control::placeholder { color: #5b647a; }
.form-floating > label { color: var(--text-dim); }
.form-check-input { background-color: #0f131a; border-color: var(--border); }
.form-check-input:checked { background-color: var(--accent); border-color: var(--accent); }

.btn-primary { background: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn-outline-light { border-color: var(--border); color: var(--text); }
.btn-outline-light:hover { background: var(--bg-hover); border-color: var(--border); color: var(--text); }

.table { color: var(--text); --bs-table-bg: transparent; --bs-table-color: var(--text); }
.table > :not(caption) > * > * { border-bottom-color: var(--border); background: transparent; }
.table thead th { color: var(--text-dim); font-weight: 600; font-size: 0.8125rem; text-transform: uppercase; letter-spacing: 0.04em; }

.alert { border: 1px solid var(--border); }
.alert-danger { background: rgba(229, 72, 77, 0.12); border-color: rgba(229, 72, 77, 0.35); color: #ff9ea1; }
.alert-success { background: rgba(48, 164, 108, 0.12); border-color: rgba(48, 164, 108, 0.35); color: #7ee2b0; }
.alert-warning { background: rgba(245, 165, 36, 0.12); border-color: rgba(245, 165, 36, 0.35); color: #f7c877; }
.alert-info { background: rgba(61, 139, 253, 0.12); border-color: rgba(61, 139, 253, 0.35); color: #9cc4ff; }

.modal-content { background: var(--bg-elevated); border: 1px solid var(--border); color: var(--text); }
.modal-header, .modal-footer { border-color: var(--border); }

/* ---------- Erro do Blazor ---------- */

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: #111;
}
#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}