:root {
    --auth-dark: #1F1F1F;
    --auth-gold: #D6A040;
    --auth-gold-hover: #B8922E;
    --auth-light: #F8F7F4;
    --auth-gray: #6B6B6B;
    --auth-gray-light: #E8E6E1;
    --auth-divider: rgba(214, 160, 64, 0.2);
    --auth-card-radius: 24px;
    --auth-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.auth-section {
    position: relative;
    min-height: calc(100vh - var(--navbar-height));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    background: linear-gradient(135deg, #F8F7F4 0%, #FEFEFD 50%, #F3EBDD 100%);
    overflow: hidden;
}

.auth-section::before,
.auth-section::after {
    content: "";
    position: absolute;
    inset: 0;
    background-repeat: no-repeat;
    pointer-events: none;
}

.auth-section::before {
    background:
        url('../assets/CENJ-LOGO-DARK.webp') 18% 18%/80px 80px no-repeat,
        url('../assets/CENJ-LOGO-DARK.webp') 82% 62%/60px 60px no-repeat,
        radial-gradient(circle at 25% 25%, rgba(214, 160, 64, 0.04) 0%, transparent 45%),
        radial-gradient(circle at 75% 75%, rgba(214, 160, 64, 0.03) 0%, transparent 50%);
    opacity: 0.25;
}

.auth-section::after {
    background:
        url('../assets/CENJ-LOGO-DARK.webp') 12% 78%/60px 60px no-repeat,
        url('../assets/CENJ-LOGO-DARK.webp') 88% 28%/85px 85px no-repeat,
        url('../assets/CENJ-LOGO-DARK.webp') 70% 88%/55px 55px no-repeat,
        url('../assets/CENJ-LOGO-DARK.webp') 32% 14%/75px 75px no-repeat;
    opacity: 0.08;
    z-index: 0;
}

.auth-card {
    position: relative;
    z-index: 1;
    border: 1px solid rgba(214, 160, 64, 0.15);
    border-radius: var(--auth-card-radius);
    box-shadow: 0 20px 60px rgba(31, 31, 31, 0.12), 0 8px 25px rgba(31, 31, 31, 0.06);
    background: #FEFEFD;
    overflow: hidden;
    backdrop-filter: blur(6px);
}

.auth-header {
    padding: 2.5rem 2.25rem 0;
}

.auth-logo {
    width: 120px;
    height: 120px;
    object-fit: contain;
    margin: -90px auto 1.5rem;
    display: block;
    border-radius: 50%;
    background: linear-gradient(145deg, rgba(214, 160, 64, 0.12), rgba(243, 235, 221, 0.5));
    padding: 15px;
    box-shadow: 0 15px 40px rgba(31, 31, 31, 0.08);
}

.auth-title {
    color: var(--auth-dark);
    font-size: 2.2rem;
    font-family: var(--font-family-primary, 'Montserrat', sans-serif);
    font-weight: 700;
    letter-spacing: -0.5px;
    text-align: center;
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--auth-gray);
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.auth-card .card-body {
    padding: 0 2.25rem 2.5rem;
}

.auth-card-body {
    padding-top: 0.5rem;
}

.form-label {
    color: var(--auth-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control {
    background: #FEFEFD;
    border: 2px solid var(--auth-gray-light);
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-family-secondary, "Crimson Pro", serif);
    color: var(--auth-dark);
    transition: var(--auth-transition);
    padding: 0.85rem 1rem;
    font-weight: 500;
}

.form-control:focus {
    border-color: var(--auth-gold);
    box-shadow: 0 0 0 0.25rem rgba(214, 160, 64, 0.2);
    outline: none;
}

.input-group-text {
    background: transparent;
    border: 2px solid var(--auth-gray-light);
    border-right: none;
    border-radius: 12px 0 0 12px;
    color: var(--auth-gray);
    padding: 0.75rem 0.95rem;
}

.input-group .form-control {
    border-left: none;
    border-radius: 0 12px 12px 0;
}

.auth-password-group {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--auth-gray);
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--auth-transition);
}

.password-toggle:hover,
.password-toggle:focus {
    color: var(--auth-gold);
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, #D6A040 0%, #B8922E 100%);
    border: none;
    border-radius: 12px;
    padding: 0.95rem 1rem;
    font-family: var(--font-family-secondary, "Crimson Pro", serif);
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: var(--auth-transition);
    box-shadow: 0 10px 25px rgba(214, 160, 64, 0.25);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 30px rgba(214, 160, 64, 0.3);
    background: linear-gradient(135deg, #B8922E 0%, #D6A040 100%);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 8px 20px rgba(214, 160, 64, 0.25);
}

.auth-links a {
    color: var(--auth-gold);
    font-weight: 700;
    text-decoration: none;
    transition: var(--auth-transition);
}

.auth-links a:hover {
    color: var(--auth-gold-hover);
    text-decoration: underline;
}

.auth-alert {
    border-radius: 12px;
    padding: 0.85rem 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.invalid-feedback {
    font-weight: 600;
}

.auth-divider {
    height: 1px;
    width: 100%;
    background: linear-gradient(90deg, transparent, var(--auth-divider), transparent);
    margin: 1.75rem 0;
}

.auth-register {
    background: rgba(248, 247, 244, 0.65);
    border-radius: 18px;
    padding: 1.5rem;
    border: 1px solid rgba(214, 160, 64, 0.18);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.auth-register-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--auth-dark);
    margin-bottom: 0.5rem;
}

.auth-register-text {
    color: var(--auth-gray);
    margin-bottom: 1rem;
    font-size: 0.98rem;
}

.auth-register-steps {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    display: grid;
    gap: 0.65rem;
}

.auth-register-steps li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 600;
    color: var(--auth-dark);
    font-size: 0.95rem;
}

.auth-register-steps i {
    color: var(--auth-gold);
    font-size: 0.95rem;
    background: rgba(214, 160, 64, 0.12);
    padding: 0.35rem;
    border-radius: 8px;
}

.btn-outline-primary {
    border-radius: 12px;
    border: 2px solid rgba(214, 160, 64, 0.5);
    color: var(--auth-gold);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.85rem 1rem;
    transition: var(--auth-transition);
    background: transparent;
}

.btn-outline-primary:hover {
    background: rgba(214, 160, 64, 0.12);
    color: var(--auth-gold-hover);
    border-color: rgba(214, 160, 64, 0.7);
}

@media (max-width: 576px) {
    .auth-section {
        padding: 2rem 1rem;
    }

    .auth-card .card-body,
    .auth-header {
        padding: 1.5rem 1.25rem;
    }

    .auth-logo {
        width: 90px;
        height: 90px;
        margin: -70px auto 1rem;
    }

    .auth-title {
        font-size: 1.8rem;
    }

    .auth-register {
        padding: 1.2rem;
    }
}