/*
|--------------------------------------------------------------------------
| GOSTECH · Inicio de sesión
|--------------------------------------------------------------------------
| Pantalla interna, simple y enfocada:
| logo + credenciales + acceso.
*/

:root {
    --login-primary: #1d5d78;
    --login-primary-dark: #16475d;
    --login-primary-light: #e8f2f7;

    --login-text: #293b47;
    --login-muted: #71808a;
    --login-border: #d5e0e5;
    --login-surface: #ffffff;

    --login-success: #177157;
    --login-warning: #996007;
    --login-danger: #ae3e48;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body.login-page {
    align-items: center;
    background:
        radial-gradient(
            circle at 12% 15%,
            rgba(96, 168, 196, 0.18),
            transparent 28%
        ),
        radial-gradient(
            circle at 88% 90%,
            rgba(19, 63, 82, 0.25),
            transparent 30%
        ),
        linear-gradient(
            135deg,
            #143e52,
            #1d5d78 56%,
            #287994
        );
    color: var(--login-text);
    display: flex;
    font-family:
        Inter,
        "Segoe UI",
        Roboto,
        Arial,
        sans-serif;
    justify-content: center;
    margin: 0;
    min-height: 100vh;
    padding: 1rem;
}

.login-layout {
    margin: auto;
    max-width: 410px;
    width: 100%;
}

.login-card {
    background: var(--login-surface);
    border: 1px solid rgba(255, 255, 255, 0.48);
    border-radius: 14px;
    box-shadow: 0 22px 52px rgba(8, 31, 42, 0.28);
    padding: clamp(1.45rem, 5vw, 2.2rem);
    width: 100%;
}

.login-logo-area {
    align-items: center;
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.7rem;
}

.login-logo-frame {
    align-items: center;
    background: var(--login-primary-light);
    border: 1px solid #c1dce7;
    border-radius: 9px;
    display: flex;
    height: 50px;
    justify-content: center;
    overflow: hidden;
    width: 50px;
}

.login-logo-frame img {
    height: 100%;
    object-fit: contain;
    padding: 0.22rem;
    width: 100%;
}

.login-brand strong {
    color: var(--login-primary-dark);
    display: block;
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    line-height: 1.1;
}

.login-brand span {
    color: var(--login-muted);
    display: block;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    margin-top: 0.22rem;
    text-transform: uppercase;
}

.login-heading {
    margin-bottom: 1.45rem;
}

.login-heading h1 {
    color: var(--login-text);
    font-size: 1.45rem;
    font-weight: 750;
    letter-spacing: -0.03em;
    margin: 0 0 0.35rem;
}

.login-heading p {
    color: var(--login-muted);
    font-size: 0.84rem;
    line-height: 1.45;
    margin: 0;
}

.login-card .alert {
    border-radius: 6px;
    font-size: 0.8rem;
    line-height: 1.45;
    margin-bottom: 1rem;
    padding: 0.65rem 0.75rem;
}

.login-card .alert-warning {
    background: #fff5df;
    border-color: #ebce8f;
    color: #805005;
}

.login-card .alert-danger {
    background: #fdebed;
    border-color: #ecbcc1;
    color: #922f38;
}

.login-card .form-label {
    color: #40545f;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.32rem;
}

.login-input-group {
    position: relative;
}

.login-input-group > i {
    color: #81919a;
    font-size: 0.9rem;
    left: 0.78rem;
    pointer-events: none;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}

.login-card .form-control {
    border: 1px solid var(--login-border);
    border-radius: 6px;
    color: var(--login-text);
    font-size: 0.9rem;
    min-height: 43px;
    padding: 0.55rem 0.72rem 0.55rem 2.35rem;
}

.login-card .form-control::placeholder {
    color: #a2afb6;
}

.login-card .form-control:focus {
    border-color: #72aabf;
    box-shadow: 0 0 0 0.18rem rgba(29, 93, 120, 0.14);
}

.login-input-group:has(.login-password-toggle) .form-control {
    padding-right: 2.7rem;
}

.login-password-toggle {
    align-items: center;
    background: transparent;
    border: 0;
    color: #71818a;
    display: inline-flex;
    font-size: 0.95rem;
    height: 100%;
    justify-content: center;
    position: absolute;
    right: 0.2rem;
    top: 0;
    width: 2.35rem;
    z-index: 3;
}

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

.login-submit {
    align-items: center;
    background: var(--login-primary);
    border-color: var(--login-primary);
    border-radius: 6px;
    display: inline-flex;
    font-size: 0.86rem;
    font-weight: 700;
    gap: 0.45rem;
    justify-content: center;
    margin-top: 0.45rem;
    min-height: 43px;
    width: 100%;
}

.login-submit:hover,
.login-submit:focus {
    background: var(--login-primary-dark);
    border-color: var(--login-primary-dark);
}

.login-submit:disabled {
    cursor: wait;
    opacity: 0.8;
}

.login-footer {
    color: var(--login-muted);
    font-size: 0.7rem;
    line-height: 1.45;
    margin-top: 1.55rem;
    text-align: center;
}

.login-footer strong {
    color: var(--login-primary-dark);
    letter-spacing: 0.08em;
}

.login-footer span {
    display: block;
    margin-top: 0.18rem;
}

@media (max-width: 420px) {
    body.login-page {
        padding: 0.72rem;
    }

    .login-card {
        border-radius: 10px;
        padding: 1.35rem;
    }

    .login-logo-area {
        margin-bottom: 1.4rem;
    }

    .login-heading {
        margin-bottom: 1.25rem;
    }
}