/* Login rebrand — paleta alineada con el logotipo Nattia */
:root {
    --login-charcoal: #4a4544;
    --login-charcoal-deep: #2e2a29;
    --login-charcoal-soft: #6b6563;
    --login-green: #45a84a;
    --login-green-bright: #52c458;
    --login-green-glow: rgba(69, 168, 74, 0.35);
    --login-surface: #f7f6f5;
    --login-card: rgba(255, 255, 255, 0.92);
    --login-border: rgba(74, 69, 68, 0.12);
    --login-font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.login-page {
    min-height: 100vh;
    margin: 0;
    font-family: var(--login-font);
    color: var(--login-charcoal);
    background: var(--login-surface);
}

.login-layout {
    display: grid;
    min-height: 100vh;
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
}

/* —— Panel de marca (hero) —— */
.login-brand {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 4vw, 3rem) clamp(2.25rem, 5vw, 4rem);
    overflow: hidden;
    background:
        radial-gradient(ellipse 70% 55% at 8% 15%, rgba(69, 168, 74, 0.22) 0%, transparent 52%),
        radial-gradient(ellipse 50% 45% at 92% 85%, rgba(69, 168, 74, 0.12) 0%, transparent 48%),
        linear-gradient(158deg, var(--login-charcoal-deep) 0%, var(--login-charcoal) 48%, #3a3534 100%);
    color: #fff;
}

.login-brand::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 40px 40px;
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent 75%);
    pointer-events: none;
}

.login-brand__glow {
    position: absolute;
    top: 12%;
    left: clamp(1.5rem, 8vw, 4rem);
    width: min(42%, 22rem);
    aspect-ratio: 1.6;
    background: radial-gradient(ellipse at center, rgba(69, 168, 74, 0.28) 0%, transparent 68%);
    filter: blur(28px);
    pointer-events: none;
    z-index: 0;
}

.login-brand__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 38rem;
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* Nivel 1 — identidad de marca */
.login-brand__identity {
    margin-bottom: clamp(1.5rem, 3vw, 2rem);
}

.login-brand__tagline {
    margin: clamp(0.85rem, 1.8vw, 1.1rem) 0 0;
    padding-left: 0.15rem;
    font-size: clamp(0.9rem, 1.6vw, 1.02rem);
    font-weight: 500;
    line-height: 1.45;
    letter-spacing: 0.01em;
    color: rgba(255, 255, 255, 0.88);
    max-width: 30ch;
}

.login-brand__tagline::before {
    content: "";
    display: block;
    width: 2.5rem;
    height: 2px;
    margin-bottom: 0.75rem;
    background: linear-gradient(90deg, var(--login-green-bright), rgba(82, 196, 88, 0.25));
    border-radius: 1px;
}

/* Nivel 2 — título principal */
.login-brand__title {
    font-size: clamp(1.55rem, 2.8vw, 2.1rem);
    font-weight: 700;
    line-height: 1.22;
    letter-spacing: -0.03em;
    margin: 0 0 0.85rem;
    max-width: 22ch;
}

.login-brand__title em {
    font-style: normal;
    color: var(--login-green-bright);
}

/* Nivel 3 — texto descriptivo */
.login-brand__lead {
    font-size: clamp(0.95rem, 1.5vw, 1.02rem);
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.72);
    margin: 0 0 1.5rem;
    max-width: 48ch;
}

/* Nivel 4 — beneficios */
.login-features {
    display: grid;
    gap: 0.65rem;
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
}

.login-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 0.8rem 0.95rem;
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.login-feature:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(69, 168, 74, 0.35);
    transform: translateX(4px);
}

.login-feature__icon {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: rgba(69, 168, 74, 0.2);
    color: var(--login-green-bright);
    font-size: 1.15rem;
}

.login-feature__body strong {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.login-feature__body span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.45;
}

.login-brand__footer {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.45);
    letter-spacing: 0.02em;
}

/* —— Panel del formulario —— */
.login-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(1.5rem, 4vw, 3rem);
    background:
        radial-gradient(ellipse 70% 50% at 100% 0%, rgba(69, 168, 74, 0.06) 0%, transparent 55%),
        var(--login-surface);
}

.login-form-card {
    width: 100%;
    max-width: 420px;
    padding: clamp(1.75rem, 4vw, 2.5rem);
    background: var(--login-card);
    border: 1px solid var(--login-border);
    border-radius: 20px;
    box-shadow:
        0 1px 2px rgba(74, 69, 68, 0.04),
        0 12px 40px rgba(74, 69, 68, 0.08);
    backdrop-filter: blur(12px);
}

.login-form-card--register {
    max-width: 460px;
}

.login-form-card .invalid-feedback {
    font-size: 0.8rem;
    margin-top: 0.35rem;
}

.login-form-card .form-control.is-invalid {
    border-color: #dc3545;
}

.login-form-card .form-control.is-invalid:focus {
    border-color: #dc3545;
    box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.2);
}

.login-form-card__mobile-logo {
    display: none;
    text-align: center;
    margin-bottom: 1.25rem;
}

.login-form-card h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 0.35rem;
    color: var(--login-charcoal-deep);
}

.login-form-card__subtitle {
    font-size: 0.9rem;
    color: var(--login-charcoal-soft);
    margin-bottom: 1.75rem;
}

.login-form-card .form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--login-charcoal);
    margin-bottom: 0.4rem;
}

.login-form-card .form-control {
    padding: 0.7rem 0.95rem;
    border-radius: 10px;
    border-color: var(--login-border);
    font-size: 0.95rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-form-card .form-control:focus {
    border-color: var(--login-green);
    box-shadow: 0 0 0 3px var(--login-green-glow);
}

.login-form-card .input-group-icon {
    position: relative;
}

.login-form-card .input-group-icon .form-control {
    padding-left: 2.6rem;
}

.login-form-card .input-group-icon i {
    position: absolute;
    left: 0.95rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--login-charcoal-soft);
    font-size: 1rem;
    pointer-events: none;
    z-index: 4;
}

.login-form-card .btn-login {
    padding: 0.75rem 1.25rem;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 10px;
    border: none;
    background: linear-gradient(135deg, var(--login-green) 0%, #3d9442 100%);
    color: #fff;
    box-shadow: 0 4px 14px var(--login-green-glow);
    transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.login-form-card .btn-login:hover {
    filter: brightness(1.05);
    box-shadow: 0 6px 20px var(--login-green-glow);
    color: #fff;
}

.login-form-card .btn-login:active {
    transform: translateY(1px);
}

.login-form-card .alert {
    border-radius: 10px;
    font-size: 0.875rem;
    border: none;
}

.login-form-card .register-link {
    font-size: 0.875rem;
    color: var(--login-charcoal-soft);
}

.login-form-card .register-link a {
    color: var(--login-green);
    font-weight: 600;
    text-decoration: none;
}

.login-form-card .register-link a:hover {
    color: #3d9442;
    text-decoration: underline;
}

.login-trust-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem 1.25rem;
    margin-top: 1.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--login-border);
}

.login-trust-badge {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    color: var(--login-charcoal-soft);
}

.login-trust-badge i {
    color: var(--login-green);
    font-size: 0.95rem;
}

/* —— Responsive —— */
@media (max-width: 991.98px) {
    .login-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr;
    }

    .login-brand {
        align-items: flex-start;
        padding: 1.75rem 1.5rem 1.5rem;
    }

    .login-brand__glow {
        top: 6%;
        left: 1.25rem;
        width: min(70%, 18rem);
    }

    .login-brand__inner {
        max-width: none;
    }

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

    .login-brand__tagline {
        max-width: none;
    }

    .login-brand__title {
        font-size: 1.45rem;
        max-width: none;
    }

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

    .login-features {
        grid-template-columns: 1fr 1fr;
        gap: 0.55rem;
        margin-bottom: 0.75rem;
    }

    .login-feature {
        padding: 0.7rem 0.75rem;
        flex-direction: column;
        gap: 0.45rem;
    }

    .login-feature:hover {
        transform: none;
    }

    .login-feature__icon {
        width: 2rem;
        height: 2rem;
        font-size: 1rem;
    }

    .login-feature__body strong {
        font-size: 0.82rem;
    }

    .login-feature__body span {
        display: none;
    }

    .login-brand__footer {
        display: none;
    }

    .login-form-card__mobile-logo {
        display: block;
    }
}

@media (max-width: 575.98px) {
    .login-features {
        grid-template-columns: 1fr;
    }

    .login-feature__body span {
        display: block;
        font-size: 0.8rem;
    }
}