/* Inicio de sesión (página independiente de base.html). */

.login-page {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-base);
    background:
        radial-gradient(circle at 12% 18%, rgba(13, 148, 136, 0.35) 0, transparent 38%),
        radial-gradient(circle at 88% 82%, rgba(255, 255, 255, 0.14) 0, transparent 34%),
        linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
}

.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
}

.login-card {
    width: 100%;
    max-width: 920px;
    min-height: 585px;
    display: grid;
    grid-template-columns: 1fr 0.96fr;
    overflow: hidden;
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 60px rgba(4, 24, 64, 0.35);
    animation: login-enter 0.5s ease-out both;
}

/* Panel corporativo */

.login-card__left {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 36px;
    background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

/* Círculos decorativos */

.login-card__left::before,
.login-card__left::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
}

.login-card__left::before {
    width: 260px;
    height: 260px;
    top: -90px;
    left: -90px;
    background: rgba(255, 255, 255, 0.08);
}

.login-card__left::after {
    width: 200px;
    height: 200px;
    right: -60px;
    bottom: -70px;
    background: rgba(13, 148, 136, 0.35);
}

.login-left__content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 360px;
    text-align: center;
}

.login-left__title {
    margin: 0;
    color: var(--color-on-color);
    font-size: 34px;
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: 0.5px;
}

.login-left__title::after {
    content: "";
    display: block;
    width: 56px;
    height: 5px;
    margin: 16px auto 0;
    border-radius: 999px;
    background: var(--color-accent-light);
}

.login-left__image {
    margin-top: 40px;
}

.login-left__image img {
    width: 100%;
    max-width: 420px;
    height: auto;
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.25));
    animation: login-float 5s ease-in-out infinite;
}

/* Panel del formulario */

.login-card__right {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 46px 42px;
    background-color: var(--color-surface);
}

.login-right__content {
    width: 100%;
    max-width: 380px;
    text-align: center;
}

.login-logo {
    margin-bottom: 24px;
}

.login-logo img {
    max-width: 250px;
    width: 100%;
    height: auto;
}

.login-subtitle {
    margin: 0 0 28px;
    color: var(--color-text-muted);
    font-size: 16px;
    font-weight: 600;
}

/* Formulario */

.login-form-mockup {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-field-mockup input {
    width: 100%;
    height: 54px;
    padding: 0 24px;
    border: 2px solid var(--color-border);
    border-radius: 999px;
    background-color: var(--color-bg);
    font: inherit;
    font-size: 16px;
    color: var(--color-text);
    outline: none;
    transition:
        border-color var(--transition),
        box-shadow var(--transition),
        background-color var(--transition);
}

.login-field-mockup input::placeholder {
    color: var(--color-placeholder);
}

.login-field-mockup input:hover {
    border-color: var(--color-border-strong);
}

.login-field-mockup input:focus {
    border-color: var(--color-accent);
    background-color: var(--color-surface);
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.18);
}

.login-password-field {
    position: relative;
}

.login-password-field input {
    padding-right: 62px;
}

.login-password-toggle {
    position: absolute;
    top: 50%;
    right: 14px;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    cursor: pointer;
    transition:
        color var(--transition),
        background-color var(--transition);
}

.login-password-toggle:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-soft);
}

.login-password-toggle:focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
}

.login-submit-mockup {
    width: 100%;
    height: 52px;
    margin-top: 6px;
    border: 0;
    border-radius: 999px;
    color: var(--color-on-color) !important;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    font: inherit;
    font-size: 17px;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(31, 95, 191, 0.35);
    transition:
        transform var(--transition),
        box-shadow var(--transition),
        filter var(--transition);
}

.login-submit-mockup:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 22px rgba(31, 95, 191, 0.45);
    filter: brightness(1.08);
}

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

.login-submit-mockup span {
    display: inline-block;
    margin-left: 6px;
    transition: transform var(--transition);
}

.login-submit-mockup:hover span {
    transform: translateX(4px);
}

.login-error {
    margin-bottom: 18px;
    padding: 12px 16px;
    border: 1px solid var(--color-danger-border);
    border-left: 4px solid var(--color-danger);
    border-radius: var(--radius-sm);
    background-color: var(--color-danger-soft);
    color: var(--color-danger);
    font-size: 14px;
    text-align: left;
    animation: login-shake 0.4s ease-in-out;
}

/* Ayuda */

.login-help {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.login-help span {
    display: block;
    margin-bottom: 4px;
    color: var(--color-text);
    font-size: 14px;
    font-weight: 700;
}

.login-help p {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 13px;
}

/* Animaciones */

@keyframes login-enter {
    from { opacity: 0; transform: translateY(16px) scale(0.98); }
    to { opacity: 1; transform: none; }
}

@keyframes login-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes login-shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}

/* Adaptación a pantallas pequeñas */

@media (max-width: 768px) {

    .login-shell {
        padding: 26px 18px;
    }

    .login-card {
        max-width: 455px;
        min-height: auto;
        grid-template-columns: 1fr;
    }

    .login-card__left {
        display: none;
    }

    .login-card__right {
        padding: 34px 26px 38px;
    }

    .login-right__content {
        max-width: 100%;
    }

    .login-logo img {
        max-width: 230px;
    }

    .login-subtitle {
        margin-bottom: 24px;
        font-size: 15px;
    }

    .login-field-mockup input {
        height: 52px;
    }

}