:root {
    --primary-blue: #003566;
    --accent-blue: #0d6efd;
    --bg-gradient: linear-gradient(135deg, #00284d 0%, #003566 50%, #0d6efd 100%);
    --white: #ffffff;
    --text-muted: #6c757d;
}

body {
    font-family: 'Inter', sans-serif;
    background: url("../images/04.jpg") no-repeat center center fixed;
    background-size: cover;
    background-position: right 0px;
    height: 100vh;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

/* Container de profundidade */
.main-wrapper {
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.login-card {
    /* background: #f8f9fa; */
    background: rgba(248, 249, 250, 0.83); /* Opaco */
    width: 100%;
    max-width: 420px;
    padding: 50px 40px;
    border-radius: 30px;
    /* Efeito 3D: Sombra externa para flutuar e interna para profundidade */
    box-shadow: 
        20px 20px 60px rgba(0, 0, 0, 0.3),
        inset 4px 4px 10px rgba(255, 255, 255, 0.8),
        inset -4px -4px 10px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.brand-logo {
    width: 85px;
    margin-bottom: 20px;
    filter: drop-shadow(0px 4px 4px rgba(0,0,0,0.1));
}

.login-header h1 {
    color: var(--primary-blue);
    font-weight: 700;
    font-size: 1.6rem;
    letter-spacing: -0.5px;
    margin-bottom: 5px;
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 30px;
}

/* Inputs Modernos */
.input-group-custom {
    text-align: left;
}

.input-group-custom label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-blue);
    margin-left: 5px;
    margin-bottom: 8px;
    display: block;
}

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

.input-wrapper i {
    position: absolute;
    left: 15px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.input-wrapper input {
    width: 100%;
    padding: 14px 15px 14px 45px;
    border: none;
    border-radius: 12px;
    /* background: #f0f2f5; */
    background: rgba(248, 249, 250, 0.35);  /* Opaco */
    /* Efeito de campo esculpido */
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.07), inset -2px -2px 5px rgba(255,255,255,0.8);
    transition: all 0.3s ease;
}

.input-wrapper input:focus {
    outline: none;
    /* background: #ffffff; */
    background: rgba(248, 249, 250, 0.65); /* Opaco */
    box-shadow: 0 0 0 2px var(--accent-blue), 0 5px 15px rgba(13, 110, 253, 0.1);
}

/* Botão com Profundidade */
.btn-login-modern {
    width: 100%;
    margin-top: 30px;
    padding: 15px;
    border: none;
    border-radius: 12px;
    background-color: var(--primary-blue);
    color: white;
    font-weight: 600;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 10px 20px rgba(0, 53, 102, 0.3);
}

.btn-login-modern:hover {
    background-color: var(--accent-blue);
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(13, 110, 253, 0.4);
}

.btn-login-modern:active {
    transform: translateY(-1px);
}

.footer-text {
    margin-top: 35px;
    font-size: 0.8rem;
    color: #888;
    line-height: 1.5;
}

/* Responsividade */
@media (max-width: 480px) {
    .login-card {
        padding: 30px 20px;
        margin: 15px;
    }
}