/* ==========================================================================
   CSS MODULAR: LOGIN ADMIN (Glassmorphism & Premium)
   Projeto: Perneta's Drinks
========================================================================== */

body {
    /* Fundo escuro global focado na imersão */
    background-color: #0a0a0a;
    background-image: radial-gradient(circle at center, #1a1a1a 0%, #000000 100%);
    color: #F5F5F5;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
}

/* 1. O container ocupa 100% da altura da tela e centraliza a caixinha */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

/* 2. O Efeito Glassmorphism (Vidro Fosco) na caixa de login */
.login-box {
    background: rgba(20, 20, 20, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(212, 175, 55, 0.2); /* Borda dourada bem sutil */
    border-radius: 16px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
    width: 100%;
    max-width: 400px;
    padding: 40px 30px;
}

/* 3. Cabeçalho do Login */
.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-logo {
    max-width: 140px;
    height: auto;
    margin-bottom: 15px;
    filter: drop-shadow(0 0 10px rgba(212, 175, 55, 0.2));
}

.login-header h2 {
    color: #D4AF37; /* Dourado da marca */
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 5px;
}

.login-header p {
    color: #888;
    font-size: 0.9rem;
}

/* 4. Mensagem de Erro Elegante */
.alerta-erro {
    background-color: rgba(230, 57, 70, 0.1);
    color: #E63946; /* Vermelho destaque */
    border: 1px solid rgba(230, 57, 70, 0.3);
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* 5. Campos de Texto (Inputs) */
.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.85rem;
    color: #ccc;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.input-group input {
    width: 100%;
    padding: 14px;
    background-color: rgba(0, 0, 0, 0.5);
    border: 1px solid #333;
    border-radius: 8px;
    color: #fff;
    font-size: 1rem;
    transition: all 0.3s ease;
    outline: none;
    box-sizing: border-box;
}

/* Brilho dourado ao clicar no input */
.input-group input:focus {
    border-color: #D4AF37;
    box-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
    background-color: rgba(0, 0, 0, 0.8);
}

/* 6. Botão de Login */
.btn-login {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #D4AF37, #AA8A2A);
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    margin-top: 10px;
}

.btn-login:active {
    transform: scale(0.98);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.5);
}

/* 7. Rodapé do Login */
.login-footer {
    text-align: center;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.link-voltar {
    color: #666;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.link-voltar:active {
    color: #D4AF37;
}

/* ==========================================================================
   CSS DO ADMIN.JS: TOASTS E LOADERS
========================================================================== */

/* --- TOASTS (Notificações Flutuantes) --- */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.admin-toast {
    display: flex;
    align-items: center;
    background: rgba(20, 20, 20, 0.95);
    backdrop-filter: blur(10px);
    border-left: 4px solid #fff;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.5);
    color: #F5F5F5;
    font-size: 0.95rem;
    font-weight: 500;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.3s ease;
}

.admin-toast.show {
    transform: translateX(0);
    opacity: 1;
}

.admin-toast.toast-success {
    border-color: #D4AF37; /* Dourado */
}

.admin-toast.toast-error {
    border-color: #E63946; /* Vermelho */
}

.toast-icon {
    font-size: 1.2rem;
    margin-right: 12px;
    font-weight: bold;
}

.toast-success .toast-icon { color: #D4AF37; }
.toast-error .toast-icon { color: #E63946; }

/* --- LOADER (Carregamento Glassmorphism) --- */
.admin-loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.admin-loader-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loader-box {
    background: rgba(20, 20, 20, 0.8);
    border: 1px solid rgba(212, 175, 55, 0.3);
    padding: 30px 40px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0,0,0,0.6);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-left-color: #D4AF37;
    border-radius: 50%;
    margin: 0 auto 15px auto;
    animation: spin 1s linear infinite;
}

.loader-text {
    color: #D4AF37;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}