:root {
    --vd-bg: #f4f5f7;
    --vd-card: #ffffff;
    --vd-border: #e4e5e8;
    --vd-text: #1f1e1c;
    --vd-text-secondary: #5f6368;
    --vd-text-muted: #93969c;
    --vd-accent: #2c2c2a;
    --vd-accent-hover: #5f5e5a;
    --vd-accent-bg: #e9eaed;
    --vd-danger: #b3261e;
    --vd-danger-bg: #fcebea;
    --vd-warning: #854f0b;
    --vd-warning-bg: #faeeda;
    --vd-success: #1f7a41;
    --vd-success-bg: #e7f5ec;
    --vd-radius: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--vd-bg);
    color: var(--vd-text);
}

.auth-page {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow: hidden;
    background: var(--vd-bg);
}

/* Fondo con foto — SOLO para login, registro y recuperar contraseña.
   El resto de la app usa el fondo plano de arriba (paleta del proyecto). */
.auth-page--foto::before {
    content: "";
    position: absolute;
    inset: -20px;
    background-image: url("/img/fondologin.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(6px);
    z-index: 0;
}

.auth-shell {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 900px;
    display: flex;
    align-items: stretch;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 12px 36px rgba(20, 20, 20, .16);
}

.auth-shell--wide {
    max-width: 1040px;
}

.auth-promo {
    flex: 1 1 42%;
    background: var(--vd-accent);
    color: var(--vd-bg);
    padding: 48px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 32px;
}

.auth-promo h1 {
    margin: 0;
    font-size: 22px;
    font-weight: 600;
    line-height: 1.35;
}

.auth-benefits {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.auth-benefits li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 13px;
    line-height: 1.5;
    color: #e9e5da;
}

.auth-benefit-icon {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(245, 241, 234, .12);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-benefit-icon svg {
    width: 16px;
    height: 16px;
    stroke: var(--vd-bg);
    fill: none;
    stroke-width: 1.3;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.auth-card {
    flex: 1 1 58%;
    background: var(--vd-card);
    border-left: 1px solid var(--vd-border);
    padding: 40px 36px;
    max-height: 90vh;
    overflow-y: auto;
}

.auth-logo-img {
    display: block;
    width: 100%;
    max-width: 150px;
    height: auto;
    border-radius: 8px;
    margin-bottom: 20px;
}

.auth-card-intro {
    margin-bottom: 24px;
}

.auth-title {
    margin: 0;
    font-size: 17px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.auth-title-icono {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    stroke: var(--vd-accent);
    fill: none;
    stroke-width: 1.4;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.auth-subtitle {
    margin: 4px 0 0;
    font-size: 13px;
    color: var(--vd-text-secondary);
}

@media (max-width: 720px) {
    .auth-shell {
        flex-direction: column;
        max-width: 440px;
    }

    .auth-promo {
        padding: 32px 28px 28px;
    }

    .auth-card {
        border-left: none;
        border-top: 1px solid var(--vd-border);
        max-height: none;
        overflow-y: visible;
    }

    .auth-form-columns {
        grid-template-columns: 1fr;
    }

    .auth-form-col:first-child {
        padding-right: 0;
    }

    .auth-form-col:last-child {
        padding-left: 0;
        border-left: none;
        border-top: 1px solid var(--vd-border);
        margin-top: 8px;
    }

    .auth-form-columns--3 .auth-form-col:nth-child(2) {
        padding-left: 0;
        padding-right: 0;
        border-left: none;
        border-top: 1px solid var(--vd-border);
        margin-top: 8px;
    }

    .auth-form-columns--4 .auth-form-col:nth-child(2),
    .auth-form-columns--4 .auth-form-col:nth-child(3) {
        padding-left: 0;
        padding-right: 0;
        border-left: none;
        border-top: 1px solid var(--vd-border);
        margin-top: 8px;
    }
}

form label {
    display: block;
    font-size: 13px;
    color: var(--vd-text-secondary);
    margin: 16px 0 6px;
}

.auth-section {
    margin: 28px 0 0;
    padding-top: 20px;
    border-top: 1px solid var(--vd-border);
    font-size: 14px;
    font-weight: 600;
}

.auth-section--first {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.auth-hint {
    margin: 4px 0 0;
    font-size: 12px;
    color: var(--vd-text-muted);
}

.auth-hint a {
    color: var(--vd-accent);
    font-weight: 600;
    text-decoration: none;
}

.auth-hint a:hover {
    text-decoration: underline;
}

.auth-form-row {
    display: flex;
    gap: 12px;
}

.auth-form-row > div {
    flex: 1;
    min-width: 0;
}

.auth-form-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.auth-form-columns--3 {
    grid-template-columns: 1fr 1fr 1fr;
}

.auth-form-columns--4 {
    grid-template-columns: 1fr 1fr 1fr 1fr;
}

.auth-form-col:first-child {
    padding-right: 24px;
}

.auth-form-col:last-child {
    padding-left: 24px;
    border-left: 1px solid var(--vd-border);
}

.auth-form-columns--4 .auth-form-col:nth-child(2),
.auth-form-columns--4 .auth-form-col:nth-child(3) {
    padding-left: 24px;
    border-left: 1px solid var(--vd-border);
}

.auth-form-columns--3 .auth-form-col:nth-child(2) {
    padding-left: 24px;
    padding-right: 24px;
    border-left: 1px solid var(--vd-border);
}

form label:first-of-type {
    margin-top: 0;
}

form input[type="text"],
form input[type="password"],
form input[type="email"],
form input[type="tel"],
form input[type="number"],
form input[type="date"],
form input[type="time"],
form input[type="datetime-local"],
form select {
    width: 100%;
    height: 40px;
    padding: 0 18px;
    border: 1px solid var(--vd-border);
    border-radius: 999px;
    font-size: 14px;
    color: var(--vd-text);
    background: #fbfbfc;
    transition: border-color .15s ease, box-shadow .15s ease;
}

/* Los inputs de archivo no admiten el mismo look "pill" (el botón nativo del navegador no se
   puede recolorear sin ocultarlo por completo) — se les da el mismo borde/fondo/radio para que
   al menos no se vean como un elemento roto/sin estilo en medio del resto del formulario. */
form input[type="file"] {
    width: 100%;
    box-sizing: border-box;
    padding: 8px 14px;
    border: 1px solid var(--vd-border);
    border-radius: 12px;
    font-size: 13px;
    color: var(--vd-text-secondary);
    background: #fbfbfc;
}

/* Contenedor del Card Element de Stripe (Account/Register) — Stripe monta su propio iframe
   adentro, aquí solo se replica el mismo look "pill" del resto de los inputs del formulario. */
.auth-card-element {
    box-sizing: border-box;
    width: 100%;
    height: 40px;
    padding: 11px 18px;
    border: 1px solid var(--vd-border);
    border-radius: 999px;
    background: #fbfbfc;
}

form textarea {
    width: 100%;
    padding: 12px 18px;
    border: 1px solid var(--vd-border);
    border-radius: 20px;
    font-size: 14px;
    font-family: inherit;
    color: var(--vd-text);
    background: #fbfbfc;
    resize: vertical;
    transition: border-color .15s ease, box-shadow .15s ease;
}

form textarea:focus {
    outline: none;
    border-color: var(--vd-accent);
    box-shadow: 0 0 0 3px var(--vd-accent-bg);
    background-color: #fff;
}

form textarea.input-validation-error {
    border-color: var(--vd-danger);
    background-color: var(--vd-danger-bg);
}

form select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b655c' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
}

form input[type="text"]:focus,
form input[type="password"]:focus,
form input[type="email"]:focus,
form input[type="tel"]:focus,
form input[type="number"]:focus,
form input[type="date"]:focus,
form input[type="time"]:focus,
form input[type="datetime-local"]:focus,
form select:focus {
    outline: none;
    border-color: var(--vd-accent);
    box-shadow: 0 0 0 3px var(--vd-accent-bg);
    background-color: #fff;
}

/* ASP.NET Core agrega esta clase automáticamente al input cuando su validación falla
   (asp-for + ModelState inválido) — sin esto, el campo se ve igual esté bien o mal. */
form input.input-validation-error,
form select.input-validation-error {
    border-color: var(--vd-danger);
    background-color: var(--vd-danger-bg);
}

form input.input-validation-error:focus,
form select.input-validation-error:focus {
    border-color: var(--vd-danger);
    box-shadow: 0 0 0 3px rgba(179, 38, 30, .15);
    background-color: #fff;
}

.field-error {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--vd-danger);
    margin: 4px 0 0 6px;
}

.field-error:empty {
    display: none;
}

.field-error::before {
    content: "!";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--vd-danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    flex-shrink: 0;
}

.field-error:empty::before {
    content: none;
}

.auth-error:empty {
    display: none;
}

.auth-error {
    background: var(--vd-danger-bg);
    color: var(--vd-danger);
    font-size: 13px;
    padding: 12px 14px;
    border-radius: 8px;
    border-left: 3px solid var(--vd-danger);
    margin-bottom: 20px;
}

.auth-error ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-error li {
    display: flex;
    align-items: center;
    gap: 8px;
}

.auth-error li::before {
    content: "!";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--vd-danger);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}

.auth-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: var(--vd-warning-bg);
    color: var(--vd-warning);
    font-size: 13px;
    padding: 12px 14px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.auth-banner p {
    margin: 0;
}

.auth-banner a {
    color: var(--vd-warning);
    font-weight: 600;
    text-decoration: underline;
    white-space: nowrap;
}

.auth-forgot {
    margin: 16px 0 0;
    text-align: right;
    font-size: 13px;
}

.auth-forgot a,
.auth-footer a {
    color: var(--vd-accent);
    text-decoration: none;
    font-weight: 500;
}

.auth-forgot a:hover,
.auth-footer a:hover {
    text-decoration: underline;
}

.auth-submit {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    height: 42px;
    margin-top: 24px;
    background: var(--vd-accent);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s ease;
}

.auth-submit svg {
    flex-shrink: 0;
    width: 15px;
    height: 15px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.auth-submit:hover {
    background: var(--vd-accent-hover);
}

/* Estado de carga — mismo comportamiento que en app.css (button.is-cargando), duplicado aquí
   porque Login/Register son standalone y solo cargan auth.css, no app.css. */
button.is-cargando {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

button.is-cargando::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid rgba(255, 255, 255, .4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: vd-spin .6s linear infinite;
}

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

.auth-secondary {
    display: block;
    width: 100%;
    height: 42px;
    margin-top: 10px;
    background: transparent;
    color: var(--vd-accent);
    border: 1px solid var(--vd-border);
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    line-height: 40px;
    text-decoration: none;
    transition: background .15s ease, border-color .15s ease;
}

.auth-secondary:hover {
    background: var(--vd-accent-bg);
    border-color: var(--vd-accent);
}

.auth-footer {
    margin: 24px 0 0;
    text-align: center;
    font-size: 13px;
    color: var(--vd-text-muted);
}