/* Ortalanmış giriş — orijinal yapı, logo renkleri */
html,
body.login-page {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100%;
    min-height: 100dvh;
}

.login-page {
    --brand-red: #ec1b32;
    --brand-red-hover: #d0152b;
    --brand-gray: #58595b;
    --brand-dark: #231f20;
    --spectrum: var(--brand-spectrum, linear-gradient(
        90deg,
        #ec1b32,
        #f27720,
        #fff000,
        #00a550,
        #0055a6,
        #742b8f,
        #00b6f1
    ));

    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    font-family: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: #f8f9fa;
    background-image:
        radial-gradient(ellipse 100% 80% at 50% -30%, rgba(236, 27, 50, 0.06), transparent 50%),
        radial-gradient(ellipse 60% 50% at 100% 100%, rgba(0, 182, 241, 0.05), transparent 45%);
    -webkit-font-smoothing: antialiased;
}

.login-container {
    position: relative;
    background: #ffffff;
    border-radius: 24px;
    box-shadow:
        0 1px 2px rgba(35, 31, 32, 0.04),
        0 8px 24px rgba(35, 31, 32, 0.06),
        0 24px 48px rgba(35, 31, 32, 0.05);
    padding: 3.25rem 3rem 3rem;
    max-width: 500px;
    width: 100%;
    border: 1px solid #e5e7eb;
    animation: loginFadeUp 0.55s ease-out both;
    overflow: hidden;
}

.login-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--spectrum);
}

.logo-container {
    text-align: center;
    margin-bottom: 2.25rem;
}

.logo-container img {
    max-width: 220px;
    width: 100%;
    height: auto;
    margin-bottom: 1.25rem;
    display: inline-block;
}

.brand-title {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.3;
    margin: 0;
    color: var(--brand-dark);
}

.brand-title .brand-360 {
    color: var(--brand-red);
}

.brand-subtitle {
    margin: 0.5rem 0 0;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--brand-gray);
}

.login-heading {
    color: var(--brand-dark);
    font-weight: 700;
    margin-bottom: 1.75rem;
    font-size: 1.35rem;
    text-align: center;
}

.login-page .validation-summary-errors,
.login-page .login-alert {
    border-radius: 12px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    font-size: 0.875rem;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
}

.login-page .validation-summary-errors:empty,
.login-page .login-alert:empty {
    display: none;
}

.login-page .form-label {
    font-weight: 600;
    color: #374151;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.login-page .form-control {
    border-radius: 12px;
    border: 1.5px solid #e5e7eb;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    min-height: 48px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.login-page .form-control:focus {
    border-color: var(--brand-red);
    box-shadow: 0 0 0 3px rgba(236, 27, 50, 0.12);
}

.login-page .form-control-wrap {
    position: relative;
}

.login-page .form-control-wrap .form-control {
    padding-right: 2.75rem;
}

.login-page .pw-toggle {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: none;
    color: #9ca3af;
    padding: 0.35rem;
    line-height: 1;
    border-radius: 8px;
    cursor: pointer;
}

.login-page .pw-toggle:hover {
    color: var(--brand-red);
}

.login-page .form-check-label {
    color: var(--brand-gray);
    font-size: 0.9rem;
    cursor: pointer;
}

.login-page .form-check-input:checked {
    background-color: var(--brand-red);
    border-color: var(--brand-red);
}

.login-page .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(236, 27, 50, 0.15);
}

.login-page .btn-login {
    background: linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-hover) 100%);
    border: none;
    border-radius: 12px;
    padding: 0.875rem 1.5rem;
    font-weight: 600;
    font-size: 1rem;
    color: #fff;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 14px rgba(236, 27, 50, 0.25);
}

.login-page .btn-login:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(236, 27, 50, 0.32);
    color: #fff;
}

.login-page .btn-login:disabled {
    opacity: 0.85;
}

.login-page .text-danger {
    font-size: 0.8rem;
    margin-top: 0.35rem;
}

@keyframes loginFadeUp {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (min-width: 480px) {
    .login-container {
        max-width: 520px;
        padding: 3.5rem 3.25rem 3.25rem;
    }

    .brand-title {
        font-size: 1.65rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-container {
        animation: none;
    }
}