:root {
    --primary: #ffbf00;
    --bg: #0f0f0f;
    --sidebar-bg: #161616;
    --card-bg: #1e1e1e;
    --border: #2a2a2a;
    --text: #e0e0e0;
    --text-muted: #777;
    --danger: #ef4444;
    --success: #22c55e;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

/* ============================================================
   TELA DE LOGIN
   ============================================================ */
#login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: 20px;
}

.login-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 48px 40px;
    width: 100%;
    max-width: 380px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.login-logo {
    width: 80px;
    height: 80px;
    background: var(--primary);
    color: #000;
    font-size: 2rem;
    font-weight: 900;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px rgba(255,191,0,0.3);
}

.login-card h1 {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 4px;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-group i {
    position: absolute;
    left: 14px;
    color: #555;
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    background: #161616;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 12px 14px 12px 40px;
    border-radius: 8px;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s;
}

.input-group input:focus {
    border-color: var(--primary);
}

.error-msg {
    color: var(--danger);
    font-size: 0.85rem;
    min-height: 18px;
    text-align: left;
}

.login-btn {
    background: var(--primary);
    color: #000;
    border: none;
    padding: 13px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.login-btn:hover { background: #e6ac00; }
.login-btn:active { transform: scale(0.99); }

/* ============================================================
   LAYOUT DO DASHBOARD
   ============================================================ */
#dashboard {
    display: none;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 240px;
    height: 100vh;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 16px;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo {
    width: 42px;
    height: 42px;
    background: var(--primary);
    color: #000;
    font-size: 1rem;
    font-weight: 900;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.sidebar-brand {
    display: block;
    font-weight: bold;
    color: #fff;
    font-size: 0.95rem;
}

.sidebar-role {
    display: block;
    font-size: 0.75rem;
    color: var(--primary);
}

.sidebar-nav {
    flex: 1;
    padding: 16px 10px;
    overflow-y: auto;
}

.sidebar-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    padding: 0 8px;
    margin-bottom: 8px;
    margin-top: 4px;
}

.sidebar-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    background: none;
    border: none;
    color: #aaa;
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    text-align: left;
    transition: background 0.2s, color 0.2s;
    margin-bottom: 2px;
}

.sidebar-btn:hover {
    background: #222;
    color: #fff;
}

.sidebar-btn.active {
    background: rgba(255, 191, 0, 0.12);
    color: var(--primary);
    font-weight: bold;
}

.sidebar-footer {
    padding: 10px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    background: none;
    border: none;
    color: #777;
    padding: 9px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.88rem;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
    width: 100%;
    text-align: left;
}

.sidebar-link:hover {
    background: #222;
    color: #fff;
}

.danger-link:hover {
    background: rgba(239, 68, 68, 0.12);
    color: var(--danger);
}

/* Área principal */
.main-area {
    margin-left: 240px;
    min-height: 100vh;
    padding: 32px;
}

/* ============================================================
   PAINEL DO MENU
   ============================================================ */
.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.panel-header h2 {
    font-size: 1.6rem;
    color: #fff;
}

.add-item-btn {
    background: var(--primary);
    color: #000;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s, transform 0.1s;
}

.add-item-btn:hover { background: #e6ac00; }
.add-item-btn:active { transform: scale(0.98); }

.back-btn {
    background: #2a2a2a;
    color: #ccc;
    border: none;
    padding: 9px 18px;
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
}

.back-btn:hover { background: #333; color: #fff; }

/* Lista de itens */
.items-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.no-items {
    color: var(--text-muted);
    text-align: center;
    padding: 40px;
    font-size: 0.95rem;
}

.item-row {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    transition: border-color 0.2s;
}

.item-row:hover {
    border-color: #3a3a3a;
}

.item-row.is-featured {
    border-color: rgba(255, 191, 0, 0.3);
    background: rgba(255, 191, 0, 0.03);
}

.item-row-info {
    flex: 1;
    min-width: 0;
}

.item-row-name {
    font-weight: bold;
    color: #fff;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.featured-tag {
    background: rgba(255, 191, 0, 0.15);
    color: var(--primary);
    font-size: 0.72rem;
    padding: 2px 8px;
    border-radius: 20px;
    font-weight: normal;
}

.item-row-price {
    color: var(--primary);
    font-weight: bold;
    font-size: 0.88rem;
    margin-top: 3px;
}

.item-row-desc {
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-top: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 500px;
}

.item-row-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.action-btn {
    width: 34px;
    height: 34px;
    border: 1px solid var(--border);
    background: #252525;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: background 0.2s, border-color 0.2s;
    color: var(--text-muted);
}

.action-btn:hover { background: #2e2e2e; color: #fff; border-color: #444; }

.featured-btn { color: #888; }
.featured-btn.is-active { color: var(--primary); border-color: rgba(255,191,0,0.3); background: rgba(255,191,0,0.08); }
.featured-btn:hover { color: var(--primary); }

.edit-btn:hover { color: #60a5fa; border-color: rgba(96,165,250,0.3); background: rgba(96,165,250,0.06); }
.delete-btn:hover { color: var(--danger); border-color: rgba(239,68,68,0.3); background: rgba(239,68,68,0.06); }

/* ============================================================
   CONFIGURAÇÕES
   ============================================================ */
.settings-section {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
    max-width: 520px;
}

.settings-section h3 {
    font-size: 1rem;
    color: #fff;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.settings-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.85rem;
    color: #aaa;
}

.form-group input,
.form-group textarea {
    background: #161616;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.2s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
}

.form-group textarea {
    resize: vertical;
}

.required { color: var(--danger); }
.optional { color: var(--text-muted); font-size: 0.8rem; }
.form-hint { color: var(--text-muted); font-size: 0.78rem; }

.save-btn {
    background: var(--primary);
    color: #000;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 0.9rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
    align-self: flex-start;
}

.save-btn:hover { background: #e6ac00; }

.danger-section {
    border-color: rgba(239, 68, 68, 0.2);
}

.danger-section h3 {
    color: var(--danger);
}

.danger-section p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.danger-section strong { color: var(--text); }

.danger-btn {
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
    padding: 10px 18px;
    border-radius: 8px;
    font-weight: bold;
    font-size: 0.9rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
}

.danger-btn:hover {
    background: rgba(239, 68, 68, 0.1);
}

/* ============================================================
   MODAL ADICIONAR / EDITAR ITEM
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 500;
    padding: 20px;
}

.modal-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    color: #fff;
    font-size: 1.05rem;
}

.close-modal-btn {
    background: none;
    border: none;
    color: #777;
    font-size: 1.6rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.close-modal-btn:hover { color: #fff; }

.modal-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: #aaa;
    font-size: 0.9rem;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
    cursor: pointer;
    flex-shrink: 0;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 16px 20px;
    border-top: 1px solid var(--border);
}

.cancel-btn {
    background: #2a2a2a;
    color: #ccc;
    border: none;
    padding: 10px 18px;
    border-radius: 8px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s;
}

.cancel-btn:hover { background: #333; color: #fff; }

/* ============================================================
   TOAST
   ============================================================ */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #1e1e1e;
    color: #fff;
    padding: 13px 20px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    border-left: 4px solid var(--success);
    box-shadow: 0 8px 30px rgba(0,0,0,0.5);
    z-index: 9999;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s, transform 0.3s;
    pointer-events: none;
    max-width: 320px;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast.error { border-left-color: var(--danger); }
.toast.success { border-left-color: var(--success); }

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .sidebar-nav {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        padding: 8px;
        gap: 4px;
    }

    .sidebar-btn {
        flex: 0 0 auto;
        padding: 8px 14px;
        font-size: 0.82rem;
    }

    .sidebar-footer {
        flex-direction: row;
        flex-wrap: wrap;
        border-top: none;
        border-left: 1px solid var(--border);
    }

    .main-area {
        margin-left: 0;
        padding: 16px;
    }

    .item-row-desc { display: none; }
}