* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    background: #252424;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow-x: hidden;
}

/* Background Pattern - Usa a cor primária do tema */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(
            circle at 20% 80%,
            rgba(var(--bs-primary-rgb), 0.03) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 80% 20%,
            rgba(var(--bs-primary-rgb), 0.03) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 40% 40%,
            rgba(var(--bs-primary-rgb), 0.02) 0%,
            transparent 30%
        );
    pointer-events: none;
    z-index: 0;
}

/* Grid Pattern */
.bg-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(var(--bs-primary-rgb), 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--bs-primary-rgb), 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

/* Login Container */
.login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 520px;
    padding: 20px;
}

/* Login Card */
.login-card {
    background: rgba(37, 36, 36, 0.95);
    border: 1px solid rgba(var(--bs-primary-rgb), 0.1);
    border-radius: 20px;
    padding: 40px;
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(var(--bs-primary-rgb), 0.05);
    backdrop-filter: blur(10px);
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Logo Section */
.logo-section {
    text-align: center;
    margin-bottom: 35px;
}

.logo-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--bs-primary) 0%, var(--bs-link-hover-color, var(--bs-primary)) 100%);
    border-radius: 20px;
    margin-bottom: 20px;
    box-shadow:
        0 10px 40px rgba(var(--bs-primary-rgb), 0.3),
        0 0 0 4px rgba(var(--bs-primary-rgb), 0.1);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%,
    100% {
        box-shadow:
            0 10px 40px rgba(var(--bs-primary-rgb), 0.3),
            0 0 0 4px rgba(var(--bs-primary-rgb), 0.1);
    }
    50% {
        box-shadow:
            0 10px 50px rgba(var(--bs-primary-rgb), 0.4),
            0 0 0 8px rgba(var(--bs-primary-rgb), 0.05);
    }
}

.logo-box img {
    width: 45px;
    height: 45px;
    object-fit: contain;
    filter: brightness(0);
}

.logo-icon {
    font-size: 36px;
    color: #252424;
}

.brand-name {
    font-size: 28px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 5px;
    letter-spacing: -0.5px;
}

.brand-name .first {
    color: var(--bs-primary);
}

.brand-tagline {
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
    font-weight: 400;
}

/* LDAP Badge */
.ldap-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(var(--bs-primary-rgb), 0.1);
    border: 1px solid rgba(var(--bs-primary-rgb), 0.2);
    color: var(--bs-primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    margin-top: 15px;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: rgba(255, 255, 255, 0.4);
    font-size: 18px;
    transition: color 0.3s ease;
    z-index: 10;
}

.form-control {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 14px 16px 14px 48px;
    color: #ffffff;
    font-size: 15px;
    font-weight: 400;
    transition: all 0.3s ease;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-control:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--bs-primary);
    box-shadow: 0 0 0 4px rgba(var(--bs-primary-rgb), 0.1);
    color: #ffffff;
}

.form-control:focus + .input-icon {
    color: var(--bs-primary);
}

/* Checkbox */
.form-check {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 25px;
}

.form-check-input {
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 5px;
    cursor: pointer;
    appearance: none;
    transition: all 0.3s ease;
    position: relative;
}

.form-check-input:checked {
    background: var(--bs-primary);
    border-color: var(--bs-primary);
}

.form-check-input:checked::after {
    content: "\F26B";
    font-family: "bootstrap-icons";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #252424;
    font-size: 12px;
    font-weight: bold;
}

.form-check-label {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    cursor: pointer;
    user-select: none;
}

/* Button - Usa a cor primária do tema */
.btn-login {
    width: 100%;
    background: linear-gradient(135deg, var(--bs-primary) 0%, var(--bs-link-hover-color, var(--bs-primary)) 100%);
    border: none;
    border-radius: 12px;
    padding: 16px 24px;
    color: #252424;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(var(--bs-primary-rgb), 0.3);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--bs-primary-rgb), 0.4);
}

.btn-login:active {
    transform: translateY(0);
}

.btn-login i {
    font-size: 18px;
}

/* Alert */
.alert {
    border-radius: 12px;
    padding: 14px 16px;
    margin-bottom: 20px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.2);
    color: #ff6b7a;
}

/* Footer */
.login-footer {
    text-align: center;
    margin-top: 25px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
}
.login-footer a {
    color: #e7e7e6;
    text-decoration: none;
    transition: color 0.3s ease;
}
.login-footer a:hover {
    color: var(--bs-primary);
}

.login-footer .first {
    color: var(--bs-primary);
    font-weight: 600;
}

/* Responsive */
@media (max-width: 480px) {
    .login-card {
        padding: 30px 25px;
    }

    .brand-name {
        font-size: 24px;
    }

    .logo-box {
        width: 70px;
        height: 70px;
    }
}

/* Loading Animation */
.btn-login.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-login.loading::after {
    content: "";
    width: 18px;
    height: 18px;
    border: 2px solid #252424;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}