/* Login: tipografía según Config → Apariencia (--ui-font-family) */

:root {
    --login-primary: #0d9488;
    --login-primary-hover: #0f766e;
    --login-gradient-end: #0284c7;
    --login-primary-soft: rgba(13, 148, 136, 0.14);
    --login-accent: #0284c7;
    --login-text: #1c1e21;
    --login-text-muted: #65676b;
    --login-error: #dc2626;
    --login-input-bg: #f5f6f7;
    --login-input-border: #dddfe2;
    --login-input-focus: #fff;
    --login-form-bg: #f0f2f5;
    --login-radius: 12px;
    --login-radius-sm: 10px;
    --ui-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* {
    box-sizing: border-box;
}

body.login-modern {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    font-family: var(--ui-font-family, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif);
    font-size: 16px;
    color: var(--login-text);
    background: var(--login-form-bg);
    overflow-x: hidden;
}

.login-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
}

/* Panel izquierdo — fotos de laboratorio + degradado de marca animado */
.login-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    border-bottom: none;
    min-height: 320px;
}

.login-hero-scene {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    background: var(--login-hero-accent, linear-gradient(135deg, var(--login-primary), var(--login-gradient-end)));
}

.login-hero-scene--gradient-only .login-hero-gradient {
    opacity: 1;
}

.login-hero-photos {
    position: absolute;
    inset: 0;
}

.login-hero-photo {
    position: absolute;
    inset: -10%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    will-change: opacity, transform;
    animation: loginPhotoKenBurns 32s ease-in-out infinite;
    animation-delay: calc(var(--login-photo-i, 0) * -8s);
}

.login-hero-photo:first-child {
    opacity: 1;
}

@keyframes loginPhotoKenBurns {
    0% {
        opacity: 0;
        transform: scale(1);
    }
    4% {
        opacity: 1;
    }
    21% {
        opacity: 1;
        transform: scale(1.1);
    }
    25% {
        opacity: 0;
        transform: scale(1.12);
    }
    100% {
        opacity: 0;
        transform: scale(1.12);
    }
}

.login-hero-gradient {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        -45deg,
        var(--login-primary),
        var(--login-gradient-end),
        var(--login-primary),
        var(--login-gradient-end)
    );
    background-size: 320% 320%;
    opacity: 0.78;
    mix-blend-mode: multiply;
    animation: loginGradientFlow 16s ease infinite;
}

.login-hero-scrim {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.15) 0%,
        rgba(0, 0, 0, 0.35) 55%,
        rgba(0, 0, 0, 0.5) 100%
    );
}

@keyframes loginGradientFlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@media (prefers-reduced-motion: reduce) {
    .login-hero-gradient {
        animation: none;
        background-size: 100% 100%;
    }

    .login-hero-photo {
        animation: none;
        opacity: 0 !important;
        transform: none;
    }

    .login-hero-photo:first-child {
        opacity: 1 !important;
    }
}

.login-hero-inner {
    position: relative;
    z-index: 3;
    max-width: 580px;
    margin: 0 auto;
    padding: 28px 24px 32px;
    padding-top: max(28px, env(safe-area-inset-top));
}

.login-logo-plate {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 22px 28px 16px;
    margin-bottom: 22px;
    background: rgba(255, 255, 255, 0.97);
    border: 1px solid rgba(255, 255, 255, 0.65);
    border-radius: 18px;
    box-shadow:
        0 10px 36px rgba(0, 0, 0, 0.22),
        0 4px 12px rgba(0, 0, 0, 0.12);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.login-logo-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    width: 100%;
}

.login-logo-stack::after {
    content: '';
    position: absolute;
    left: 12%;
    right: 12%;
    bottom: 6px;
    height: 14px;
    background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.18) 0%, transparent 72%);
    filter: blur(3px);
    pointer-events: none;
}

.login-hero-logo {
    display: block;
    width: 100%;
    max-width: 100%;
    max-height: 140px;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.28));
}

.login-hero-reflection {
    width: 100%;
    height: 58px;
    margin-top: 4px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    pointer-events: none;
    -webkit-mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.2) 45%, transparent 100%);
    mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5) 0%, rgba(0, 0, 0, 0.2) 45%, transparent 100%);
}

.login-hero-logo--mirror {
    display: block;
    width: 100%;
    max-width: 100%;
    max-height: 140px;
    height: auto;
    object-fit: contain;
    transform: scaleY(-1);
    opacity: 0.42;
    filter: blur(0.6px);
    margin-top: -4px;
}

.login-hero-title {
    margin: 0;
    font-size: clamp(1.65rem, 4vw, 2.35rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: #fff;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.login-hero-pitch {
    margin: 16px 0 0;
    font-size: clamp(1.05rem, 2.5vw, 1.45rem);
    line-height: 1.45;
    color: rgba(255, 255, 255, 0.95);
    max-width: 28ch;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}

.login-features {
    list-style: none;
    margin: 28px 0 0;
    padding: 16px 18px;
    display: grid;
    gap: 14px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 14px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.login-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.login-feature-mark {
    flex-shrink: 0;
    width: 10px;
    height: 10px;
    margin-top: 7px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--login-primary) 55%, transparent);
}

.login-feature-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.login-feature-body strong {
    font-size: 0.9375rem;
    font-weight: 700;
    color: #fff;
}

.login-feature-body span {
    font-size: 0.875rem;
    line-height: 1.45;
    color: rgba(255, 255, 255, 0.82);
}

/* Panel derecho — fondo Matrix + tarjeta blanca */
.login-form-side {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #04080c;
    overflow: hidden;
    padding: 24px 16px 32px;
    padding-bottom: max(32px, env(safe-area-inset-bottom));
}

.login-matrix-canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.login-matrix-vignette {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background:
        radial-gradient(ellipse at 50% 45%, transparent 0%, rgba(4, 8, 12, 0.35) 72%, rgba(4, 8, 12, 0.72) 100%),
        linear-gradient(180deg, rgba(4, 8, 12, 0.2) 0%, transparent 30%, transparent 70%, rgba(4, 8, 12, 0.25) 100%);
}

.login-form-card {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 432px;
    background: #fff;
    border-radius: var(--login-radius);
    box-shadow:
        0 4px 24px rgba(0, 0, 0, 0.28),
        0 12px 40px rgba(0, 0, 0, 0.18);
    border: 1px solid #dddfe2;
    border-top: 4px solid var(--login-primary);
    padding: 24px 20px 20px;
}

.login-form-head {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e4e6eb;
}

.login-form-head-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.login-form-head-row h2 {
    margin: 0;
}

.pwa-install-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    flex-shrink: 0;
    border-radius: 999px;
    font: inherit;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    white-space: nowrap;
    padding: 0.35rem 0.7rem;
}
.pwa-install-chip[hidden] {
    display: none !important;
}
.pwa-install-chip svg {
    flex-shrink: 0;
}
.pwa-install-chip--login {
    color: var(--login-primary);
    background: var(--login-primary-soft);
    border: 1px solid color-mix(in srgb, var(--login-primary) 35%, transparent);
}
.pwa-install-chip--login:hover {
    background: color-mix(in srgb, var(--login-primary) 22%, transparent);
}

.login-form-head h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--login-text);
    letter-spacing: -0.02em;
}

.login-form-head p {
    margin: 8px 0 0;
    font-size: 0.9375rem;
    color: var(--login-text-muted);
    line-height: 1.45;
}

.login-loading-overlay {
    position: absolute;
    inset: 0;
    background: rgba(4, 8, 12, 0.82);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    z-index: 30;
}

.login-loading-overlay.is-active {
    display: flex;
}

.login-spinner {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 3px solid var(--login-primary-soft);
    border-top-color: var(--login-primary);
    animation: loginSpin 0.75s linear infinite;
}

@keyframes loginSpin {
    to { transform: rotate(360deg); }
}

.login-loading-text {
    margin-top: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.85);
}

.login-form .mb-3 {
    margin-bottom: 14px;
}

.login-form label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--login-text-muted);
    margin-bottom: 6px;
}

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

.login-input-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #8a8d91;
    display: flex;
    align-items: center;
    pointer-events: none;
}

.login-form input.login-input,
.login-form input[type="text"],
.login-form input[type="password"] {
    width: 100%;
    padding: 12px 12px 12px 40px;
    font-size: 1rem;
    font-family: inherit;
    color: var(--login-text);
    background: var(--login-input-bg);
    border: 1px solid var(--login-input-border);
    border-radius: var(--login-radius-sm);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    min-height: 48px;
    -webkit-appearance: none;
    appearance: none;
}

.login-form input.login-input--password {
    padding-right: 44px;
}

.login-password-toggle {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: #8a8d91;
    cursor: pointer;
    transition: color 0.15s, background 0.15s;
}

.login-password-toggle:hover {
    color: var(--login-text);
    background: color-mix(in srgb, var(--login-text) 6%, transparent);
}

.login-password-toggle:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--login-primary-soft);
    color: var(--login-primary);
}

.login-password-toggle .login-eye-closed {
    display: none;
}

.login-password-toggle.is-visible .login-eye-open {
    display: none;
}

.login-password-toggle.is-visible .login-eye-closed {
    display: block;
}

.login-form input:focus {
    outline: none;
    background: var(--login-input-focus);
    border-color: var(--login-primary);
    box-shadow: 0 0 0 2px var(--login-primary-soft);
}

.login-form input::placeholder {
    color: #8a8d91;
}

.login-form input.is-invalid {
    border-color: var(--login-error) !important;
    background: #fef2f2 !important;
}

.login-submit {
    width: 100%;
    padding: 12px 16px;
    margin-top: 6px;
    font-size: 1.0625rem;
    font-weight: 700;
    color: #fff;
    background: var(--login-primary);
    border: none;
    border-radius: var(--login-radius-sm);
    cursor: pointer;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    min-height: 48px;
    box-shadow: 0 2px 8px color-mix(in srgb, var(--login-primary) 35%, transparent);
}

.login-submit.is-ready {
    background: #16a34a;
    box-shadow: 0 2px 10px color-mix(in srgb, #16a34a 40%, transparent);
}

.login-submit.is-ready:hover:not(:disabled) {
    background: #15803d;
}

.login-submit:hover:not(:disabled):not(.is-ready) {
    background: var(--login-primary-hover);
}

.login-submit:active:not(:disabled) {
    transform: scale(0.98);
}

.login-submit:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.login-error {
    background: #fef2f2;
    color: var(--login-error);
    padding: 10px 12px;
    border-radius: var(--login-radius-sm);
    font-size: 0.875rem;
    margin-bottom: 14px;
    border: 1px solid #fecaca;
    animation: loginShake 0.4s ease;
}

@keyframes loginShake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-5px); }
    40%, 80% { transform: translateX(5px); }
}

.login-divider {
    display: flex;
    align-items: center;
    margin: 18px 0 14px;
    color: var(--login-text-muted);
    font-size: 0.8125rem;
    font-weight: 500;
    text-transform: lowercase;
}

.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #ced0d4;
}

.login-divider span {
    padding: 0 12px;
}

.login-google-wrap {
    display: flex;
    justify-content: center;
    min-height: 44px;
}

.login-google-wrap > div {
    width: 100% !important;
    display: flex !important;
    justify-content: center !important;
}

.google-hint {
    margin: 10px 0 0;
    font-size: 0.75rem;
    color: var(--login-text-muted);
    line-height: 1.45;
    text-align: center;
}

.login-secure-note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 20px 0 0;
    padding: 12px 14px;
    font-size: 0.8125rem;
    line-height: 1.45;
    color: var(--login-text-muted);
    background: #f7f8fa;
    border-radius: var(--login-radius-sm);
    border: 1px solid #e4e6eb;
}

.login-secure-note svg {
    flex-shrink: 0;
    margin-top: 1px;
    color: var(--login-primary);
}

.login-footer {
    text-align: center;
    margin: 16px 0 0;
    padding-top: 14px;
    border-top: 1px solid #e4e6eb;
    font-size: 0.75rem;
    color: var(--login-text-muted);
}

.login-footer a {
    color: var(--login-accent);
    text-decoration: none;
    font-weight: 600;
}

.login-footer a:hover {
    text-decoration: underline;
}

/* Escritorio: split 50/50 como Facebook */
@media (min-width: 900px) {
    .login-layout {
        flex-direction: row;
        align-items: stretch;
    }

    .login-hero {
        flex: 1 1 50%;
        display: flex;
        align-items: center;
        min-height: 100vh;
        min-height: 100dvh;
        border-right: 1px solid rgba(255, 255, 255, 0.12);
    }

    .login-hero-inner {
        width: 100%;
        padding: 48px 56px;
        margin: 0;
        max-width: none;
    }

    .login-hero-logo,
    .login-hero-logo--mirror {
        max-height: 168px;
    }

    .login-hero-reflection {
        height: 68px;
    }

    .login-hero-pitch {
        max-width: 22ch;
    }

    .login-form-side {
        flex: 1 1 50%;
        padding: 40px 32px;
    }

    .login-form-card {
        padding: 28px 28px 24px;
    }
}

@media (min-width: 1200px) {
    .login-hero-inner {
        padding: 56px 72px;
    }

    .login-hero-logo,
    .login-hero-logo--mirror {
        max-height: 190px;
    }

    .login-hero-reflection {
        height: 76px;
    }

    .login-form-side {
        padding: 48px 40px;
    }
}

@media (max-width: 899px) {
    body.login-modern {
        height: 100dvh;
        max-height: 100dvh;
        overflow: hidden;
    }

    .login-layout {
        height: 100dvh;
        max-height: 100dvh;
        overflow: hidden;
    }

    .login-hero {
        flex: 0 0 auto;
        min-height: 0;
        max-height: min(32vh, 240px);
    }

    .login-hero-inner {
        text-align: center;
        padding: 10px 14px 12px;
        padding-top: max(10px, env(safe-area-inset-top));
    }

    .login-logo-plate {
        padding: 8px 12px 6px;
        margin-bottom: 0;
        border-radius: 14px;
    }

    .login-hero-logo,
    .login-hero-logo--mirror {
        max-height: 48px;
    }

    .login-hero-reflection {
        height: 20px;
        margin-top: 0;
    }

    .login-hero-pitch,
    .login-features {
        display: none;
    }

    .login-hero-title {
        font-size: 1.35rem;
        margin: 0;
    }

    .login-form-side {
        flex: 1 1 auto;
        min-height: 0;
        padding: 10px 12px max(10px, env(safe-area-inset-bottom));
        align-items: stretch;
        justify-content: center;
    }

    .login-form-card {
        max-width: none;
        padding: 14px 14px 10px;
        margin: auto 0;
    }

    .login-form-head {
        margin-bottom: 10px;
        padding-bottom: 10px;
    }

    .login-form-head h2 {
        font-size: 1.2rem;
    }

    .login-form-head p {
        font-size: 0.8125rem;
        margin-top: 4px;
    }

    .login-form .mb-3 {
        margin-bottom: 8px;
    }

    .login-form label {
        margin-bottom: 4px;
        font-size: 0.75rem;
    }

    .login-form input.login-input,
    .login-form input[type="text"],
    .login-form input[type="password"] {
        min-height: 42px;
        padding-top: 10px;
        padding-bottom: 10px;
        font-size: 0.9375rem;
    }

    .login-submit {
        min-height: 42px;
        padding: 10px 14px;
        font-size: 1rem;
        margin-top: 2px;
    }

    .login-divider {
        margin: 10px 0 8px;
    }

    .login-secure-note {
        display: none;
    }

    .login-footer {
        margin-top: 10px;
        padding-top: 10px;
    }

    .login-error {
        margin-bottom: 8px;
        padding: 8px 10px;
        font-size: 0.8125rem;
    }
}

/* Pantallas móviles muy bajas (ej. iPhone SE) */
@media (max-width: 899px) and (max-height: 700px) {
    .login-hero {
        max-height: min(28vh, 200px);
    }

    .login-hero-logo,
    .login-hero-logo--mirror {
        max-height: 40px;
    }

    .login-hero-reflection {
        height: 16px;
    }

    .login-hero-inner {
        padding: 8px 12px 10px;
    }

    .login-form-card {
        padding: 12px 12px 8px;
    }

    .login-form-head {
        margin-bottom: 8px;
        padding-bottom: 8px;
    }

    .login-form-head h2 {
        font-size: 1.1rem;
    }

    .login-form-head p {
        display: none;
    }
}

@media (max-width: 380px) {
    .login-form-card {
        padding: 12px 12px 8px;
    }
}