/* ═══════════════════════════════════════════════════════════
   LOGIN — Dark / Light
   ═══════════════════════════════════════════════════════════ */

/* ── Variables por tema ───────────────────────────────────── */
[data-theme="dark"] {
    --login-bg: #080808;
    --login-glow-a: rgba(40, 40, 80, 0.55);
    --login-glow-b: rgba(20, 20, 50, 0.65);
    --login-panel-bg: rgba(255,255,255,.04);
    --login-panel-border: rgba(255,255,255,.07);
    --login-panel-shadow: 0 48px 96px rgba(0,0,0,.7);
    --login-text: #ffffff;
    --login-text-sub: rgba(255,255,255,.3);
    --login-text-muted: rgba(255,255,255,.13);
    --login-label: rgba(255,255,255,.35);
    --login-input-bg: rgba(255,255,255,.05);
    --login-input-border: rgba(255,255,255,.08);
    --login-input-focus: rgba(255,255,255,.18);
    --login-input-color: #ffffff;
    --login-placeholder: rgba(255,255,255,.12);
    --login-icon: rgba(255,255,255,.18);
    --login-submit-bg: #ffffff;
    --login-submit-color: #000000;
    --login-submit-hover: rgba(255,255,255,.88);
    --login-forgot: rgba(255,255,255,.2);
    --login-forgot-hover: rgba(255,255,255,.55);
    --login-toggle-bg: rgba(255,255,255,.06);
    --login-toggle-color: rgba(255,255,255,.4);
    --login-logo-filter: brightness(0) invert(1);
    --login-tagline: rgba(255,255,255,.25);
}

[data-theme="light"] {
    --login-bg: #f5f5f7;
    --login-glow-a: rgba(180,180,220,.4);
    --login-glow-b: rgba(150,150,200,.3);
    --login-panel-bg: rgba(255,255,255,.85);
    --login-panel-border: rgba(0,0,0,.06);
    --login-panel-shadow: 0 32px 64px rgba(0,0,0,.1);
    --login-text: #1d1d1f;
    --login-text-sub: rgba(0,0,0,.45);
    --login-text-muted: rgba(0,0,0,.3);
    --login-label: rgba(0,0,0,.4);
    --login-input-bg: rgba(0,0,0,.04);
    --login-input-border: rgba(0,0,0,.1);
    --login-input-focus: rgba(0,0,0,.2);
    --login-input-color: #1d1d1f;
    --login-placeholder: rgba(0,0,0,.2);
    --login-icon: rgba(0,0,0,.25);
    --login-submit-bg: #1d1d1f;
    --login-submit-color: #ffffff;
    --login-submit-hover: #333333;
    --login-forgot: rgba(0,0,0,.3);
    --login-forgot-hover: rgba(0,0,0,.7);
    --login-toggle-bg: rgba(0,0,0,.06);
    --login-toggle-color: rgba(0,0,0,.45);
    --login-logo-filter: none;
    --login-tagline: rgba(0,0,0,.3);
}

/* ── Root ─────────────────────────────────────────────────── */
.nvx-login-root {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--login-bg);
    overflow: hidden;
    transition: background .4s ease;
}

    .nvx-login-root::before {
        content: '';
        position: absolute;
        inset: 0;
        background: radial-gradient(ellipse 70% 50% at 15% 50%, var(--login-glow-a) 0%, transparent 70%), radial-gradient(ellipse 50% 70% at 85% 50%, var(--login-glow-b) 0%, transparent 70%);
        animation: nvx-bg-breathe 10s ease-in-out infinite alternate;
        pointer-events: none;
        transition: background .4s ease;
    }

@keyframes nvx-bg-breathe {
    0% {
        opacity: .7;
    }

    100% {
        opacity: 1;
    }
}

/* ── Toggle tema ──────────────────────────────────────────── */
.nvx-login-theme-toggle {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 10;
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--login-toggle-bg);
    border: 1px solid var(--login-input-border);
    border-radius: 50%;
    color: var(--login-toggle-color);
    cursor: pointer;
    font-size: 1rem;
    transition: background .2s, color .2s, border-color .2s;
    backdrop-filter: blur(12px);
}

    .nvx-login-theme-toggle:hover {
        background: var(--login-input-bg);
        color: var(--login-text);
    }

/* ── Split layout ─────────────────────────────────────────── */
.nvx-login-split {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1100px;
    padding: 3rem 5rem;
    gap: 4rem;
}

/* ── Brand ────────────────────────────────────────────────── */
.nvx-login-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex: 1;
    text-align: center;
}

.nvx-login-brand-logo {
    width: 100%;
    max-width: 560px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

    .nvx-login-brand-logo img {
        display: block;
        height: 150px;
        max-width: 100%;
        object-fit: contain;
        margin: 0 auto;
        filter: var(--login-logo-filter);
        opacity: .95;
        transition: filter .4s ease;
    }


.nvx-login-brand-sub {
    display: block;
    width: 100%;
    margin-top: .75rem;
    font-size: .68rem;
    font-weight: 400;
    color: var(--login-tagline);
    letter-spacing: .12em;
    text-transform: uppercase;
    text-align: center;
    transition: color .4s;
}

    .nvx-login-brand-sub strong {
        font-weight: 700;
        color: var(--login-text-sub);
        letter-spacing: .08em;
    }

/* ── Panel ────────────────────────────────────────────────── */
.nvx-login-panel {
    width: min(380px, 100%);
    background: var(--login-panel-bg);
    backdrop-filter: blur(48px);
    -webkit-backdrop-filter: blur(48px);
    border: 1px solid var(--login-panel-border);
    border-radius: 1.5rem;
    padding: 2.5rem;
    box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset, var(--login-panel-shadow);
    transition: background .4s, border-color .4s, box-shadow .4s;
}

.nvx-login-panel-inner {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* ── Heading ──────────────────────────────────────────────── */
.nvx-login-heading h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--login-text);
    margin: 0 0 .25rem;
    letter-spacing: -.02em;
    transition: color .4s;
}

.nvx-login-heading p {
    font-size: .83rem;
    color: var(--login-text-sub);
    margin: 0;
    transition: color .4s;
}

/* ── Error ────────────────────────────────────────────────── */
.nvx-login-error {
    display: flex;
    align-items: center;
    gap: .6rem;
    background: rgba(239,68,68,.08);
    border: 1px solid rgba(239,68,68,.18);
    border-radius: .75rem;
    padding: .75rem 1rem;
    color: #ef4444;
    font-size: .83rem;
}

/* ── Form ─────────────────────────────────────────────────── */
.nvx-login-form {
    display: flex;
    flex-direction: column;
    gap: .875rem;
}

.nvx-login-field {
    display: flex;
    flex-direction: column;
    gap: .35rem;
}

.nvx-login-label-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nvx-login-label {
    font-size: .7rem;
    font-weight: 600;
    color: var(--login-label);
    text-transform: uppercase;
    letter-spacing: .1em;
    transition: color .4s;
}

.nvx-login-forgot {
    font-size: .75rem;
    color: var(--login-forgot);
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    text-decoration: none;
    transition: color .15s;
}

    .nvx-login-forgot:hover {
        color: var(--login-forgot-hover);
    }

/* ── Input ────────────────────────────────────────────────── */
.nvx-login-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.nvx-login-input-icon {
    position: absolute;
    left: .9rem;
    color: var(--login-icon);
    font-size: .9rem;
    pointer-events: none;
    transition: color .4s;
}

.nvx-login-input {
    width: 100%;
    background: var(--login-input-bg);
    border: 1px solid var(--login-input-border);
    border-radius: .75rem;
    color: var(--login-input-color);
    font-size: .9rem;
    padding: .8rem .9rem .8rem 2.6rem;
    outline: none;
    transition: border-color .2s, background .2s, box-shadow .2s, color .4s;
    font-family: inherit;
}

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

    .nvx-login-input:focus {
        border-color: var(--login-input-focus);
        background: var(--login-input-bg);
        box-shadow: 0 0 0 3px rgba(128,128,128,.08);
    }

.nvx-login-eye {
    position: absolute;
    right: .75rem;
    background: none;
    border: none;
    color: var(--login-icon);
    cursor: pointer;
    padding: .25rem;
    transition: color .15s;
    font-size: .9rem;
    line-height: 1;
}

    .nvx-login-eye:hover {
        color: var(--login-text);
    }

/* ── Submit ───────────────────────────────────────────────── */
.nvx-login-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    width: 100%;
    padding: .9rem;
    background: var(--login-submit-bg);
    border: none;
    border-radius: .75rem;
    color: var(--login-submit-color);
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s, transform .1s, color .4s;
    margin-top: .25rem;
    letter-spacing: -.01em;
    font-family: inherit;
}

    .nvx-login-submit:hover:not(:disabled) {
        background: var(--login-submit-hover);
    }

    .nvx-login-submit:active:not(:disabled) {
        transform: scale(.99);
    }

    .nvx-login-submit:disabled {
        opacity: .45;
        cursor: not-allowed;
    }

/* ── Spinner ──────────────────────────────────────────────── */
.nvx-login-spinner {
    width: 15px;
    height: 15px;
    border: 2px solid rgba(128,128,128,.2);
    border-top-color: var(--login-submit-color);
    border-radius: 50%;
    animation: nvx-spin .7s linear infinite;
    display: inline-block;
    flex-shrink: 0;
}

@keyframes nvx-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── Footer ───────────────────────────────────────────────── */
.nvx-login-footer {
    text-align: center;
    font-size: .7rem;
    color: var(--login-text-muted);
    transition: color .4s;
}

/* ── Tagline móvil ────────────────────────────────────────── */
.nvx-login-brand-tagline-mobile {
    display: none;
    font-size: .7rem;
    color: var(--login-tagline);
    letter-spacing: .1em;
    text-transform: uppercase;
    text-align: center;
    transition: color .4s;
}



/* ── Mobile / Tablet Login ───────────────────────────────── */
@media (max-width: 920px) {

    .nvx-login-root {
        min-height: 100dvh;
        height: 100dvh;
        overflow: hidden;
        display: flex;
        align-items: stretch;
        justify-content: center;
    }

    .nvx-login-split {
        width: 100%;
        max-width: 100%;
        min-height: 100dvh;
        height: 100dvh;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start !important;
        /*
           Este padding controla desde dónde empieza TODO.
           Súbelo o bájalo según el botón dark/light.
        */
        padding-top: 5rem;
        padding-left: 1.35rem;
        padding-right: 1.35rem;
        padding-bottom: 1rem;
        /*
           Separación entre logo y formulario.
           1.5cm aprox en pantalla móvil ronda entre 45px y 60px.
        */
        gap: 48px !important;
    }

    /* Logo + texto */
    .nvx-login-brand {
        order: 0;
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto !important;
        height: auto !important;
        min-height: 0 !important;
        max-height: none !important;
        padding: 0 !important;
        margin: 0 !important;
        text-align: center;
    }

    .nvx-login-brand-logo {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        flex: 0 0 auto !important;
        height: auto !important;
        min-height: 0 !important;
        padding: 0 !important;
        margin: 0 !important;
    }

        .nvx-login-brand-logo img {
            display: block;
            height: 46px;
            max-width: 210px;
            object-fit: contain;
            margin: 0 0 .35rem 0 !important;
            padding: 0 !important;
        }

    .nvx-login-brand-sub {
        display: block;
        width: 100%;
        font-size: .58rem;
        line-height: 1;
        letter-spacing: .08em;
        white-space: nowrap;
        text-align: center;
        opacity: .55;
        margin: 0 !important;
        padding: 0 !important;
    }

    .nvx-login-brand-text {
        display: none !important;
    }

    /* Panel del formulario */
    .nvx-login-panel {
        order: 1;
        width: 100%;
        max-width: 460px;
        flex: 0 0 auto !important;
        margin: 0 !important;
        padding: 1.7rem 1.25rem 1.35rem;
        border-radius: 1.25rem;
    }

        .nvx-login-title,
        .nvx-login-panel h1 {
            font-size: 1.55rem;
            line-height: 1.15;
            margin-bottom: .35rem;
        }

    .nvx-login-subtitle {
        font-size: .9rem;
        line-height: 1.4;
        margin-bottom: 1.3rem;
    }

    .nvx-login-field {
        margin-bottom: 1rem;
    }

    .nvx-login-label-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: .75rem;
    }

        .nvx-login-label,
        .nvx-login-label-row label {
            font-size: .7rem;
            letter-spacing: .08em;
            white-space: nowrap;
        }

    .nvx-login-forgot {
        font-size: .72rem;
        white-space: nowrap;
    }

    .nvx-login-input-wrap {
        width: 100%;
        height: 52px;
        border-radius: .9rem;
    }

    .nvx-login-input {
        width: 100%;
        height: 52px;
        font-size: .95rem;
    }

    .nvx-login-submit,
    .nvx-login-button {
        width: 100%;
        height: 56px;
        border-radius: .9rem;
        font-size: .95rem;
        margin-top: .25rem;
    }

    .nvx-login-footer {
        margin-top: 1.35rem;
        font-size: .68rem;
        line-height: 1.45;
        opacity: .45;
        text-align: center;
    }

    .nvx-login-brand-tagline-mobile {
        display: none !important;
    }

    .nvx-login-theme-toggle {
        position: fixed;
        top: 1rem;
        right: 1rem;
        width: 42px;
        height: 42px;
        z-index: 50;
    }
}