/* ================================================================
   auth.css — Orbis Mentor ERP · Autenticación
   Diseño: Materio Dark — Centered card login
   Fuente: Inter · Primary: #696CFF
   ================================================================ */

/* ================================================================
   ROOT — Full-screen dark background with centered form
   ================================================================ */
.auth-root {
    display: flex;
    min-height: 100vh;
    font-family: var(--mt-font);
    background: var(--mt-body-bg);
    position: relative;
    overflow: hidden;
}

/* ================================================================
   PANEL IZQUIERDO — Oculto en dark theme, se muestra como bg
   ================================================================ */
.auth-brand {
    position: fixed;
    inset: 0;
    background: var(--mt-body-bg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 48px 52px;
    overflow: hidden;
    clip-path: none;
    width: 100%;
    z-index: 0;
    animation: none;
}

/* Subtle grid texture on background */
.auth-brand::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(rgba(var(--mt-primary-rgb), 0.04) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
    z-index: 0;
}

.auth-brand::after { display: none; }

@keyframes authGrid { from { background-position: 0 0; } to { background-position: 54px 54px; } }
@keyframes authPanelIn { from { opacity: 0; } to { opacity: 1; } }

/* Glow — subtle purple orb */
.auth-brand-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(var(--mt-primary-rgb), 0.08) 0%, transparent 70%);
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

/* Brand top content — repositioned as top-left watermark */
.auth-brand-top {
    position: relative;
    z-index: 2;
    animation: authFadeUp 0.65s 0.2s cubic-bezier(.22, 1, .36, 1) both;
}

.auth-brand-bottom {
    position: relative;
    z-index: 2;
    animation: authFadeUp 0.65s 0.4s cubic-bezier(.22, 1, .36, 1) both;
}

.auth-logo-row {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-bottom: 56px;
}

.auth-logo-img {
    height: 36px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.85;
}

.auth-logo-label {
    font-size: 0.58rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(var(--mt-primary-rgb), 0.4);
    line-height: 1.5;
}

.auth-headline {
    font-size: 2.85rem;
    font-weight: 800;
    line-height: 1.08;
    color: var(--mt-gray-900);
    margin: 0 0 20px;
    letter-spacing: -0.5px;
    max-width: 320px;
}

.auth-headline em {
    font-style: italic;
    color: var(--mt-primary);
}

.auth-tagline {
    font-size: 0.875rem;
    color: var(--mt-muted-color);
    line-height: 1.75;
    max-width: 280px;
    font-weight: 400;
}

/* Module list */
.auth-modules {
    list-style: none;
    padding: 0;
    margin: 0 0 28px;
}

.auth-modules li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 9px 0;
    border-bottom: 1px solid var(--mt-border-color);
    font-size: 0.67rem;
    letter-spacing: 0.13em;
    color: var(--mt-muted-color);
    text-transform: uppercase;
}

.auth-modules li:first-child { border-top: 1px solid var(--mt-border-color); }

.auth-mod-num {
    color: var(--mt-primary);
    font-size: 0.6rem;
    font-weight: 700;
    min-width: 18px;
}

/* Status indicator */
.auth-status {
    display: flex;
    align-items: center;
    gap: 10px;
}

.auth-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--mt-success);
    box-shadow: 0 0 8px rgba(var(--mt-success-rgb), 0.55);
    animation: authBlink 2.5s ease-in-out infinite;
}

@keyframes authBlink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.25; }
}

.auth-status-text {
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--mt-muted-color);
}

/* ================================================================
   PANEL DERECHO — Form card, dark glass
   ================================================================ */
.auth-form-panel {
    flex: 1;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 52px 72px 52px 64px;
    position: relative;
    z-index: 1;
}

.auth-form-panel-scroll {
    align-items: flex-start;
    overflow-y: auto;
    padding-top: 56px;
    padding-bottom: 56px;
    max-height: 100vh;
    scrollbar-width: thin;
    scrollbar-color: var(--mt-gray-300) transparent;
}

.auth-form-panel-scroll::-webkit-scrollbar       { width: 4px; }
.auth-form-panel-scroll::-webkit-scrollbar-thumb { background: var(--mt-gray-300); border-radius: 4px; }

/* Form card container */
.auth-form-wrap {
    width: 100%;
    max-width: 420px;
    background: var(--mt-paper-bg);
    border: 1px solid var(--mt-border-color);
    border-radius: var(--mt-radius-xl);
    padding: 2.5rem;
    box-shadow: var(--mt-shadow-xl);
    animation: authFadeUp 0.55s 0.22s cubic-bezier(.22, 1, .36, 1) both;
}

.auth-form-wrap-wide {
    max-width: 640px;
}

@keyframes authFadeUp {
    from { opacity: 0; transform: translateY(18px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Eyebrow */
.auth-eyebrow {
    font-size: var(--mt-font-size-xs);
    font-weight: var(--mt-font-weight-sb);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--mt-primary);
    margin: 0 0 8px;
}

/* Title */
.auth-form-title {
    font-size: 1.75rem;
    font-weight: var(--mt-font-weight-sb);
    color: var(--mt-gray-900);
    margin: 0 0 4px;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

/* Subtitle */
.auth-form-sub {
    font-size: var(--mt-font-size-sm);
    color: var(--mt-muted-color);
    margin: 0 0 2rem;
    line-height: 1.55;
    font-weight: var(--mt-font-weight);
}

/* ── Labels ─────────────────────────────────────────────────── */
.auth-label {
    display: block;
    font-size: var(--mt-font-size-sm);
    font-weight: var(--mt-font-weight-md);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--mt-heading-color);
    margin-bottom: 6px;
}

/* ── Input group ────────────────────────────────────────────── */
.auth-input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.auth-icon {
    position: absolute;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--mt-muted-color);
    pointer-events: none;
    display: flex;
    align-items: center;
    transition: color .2s;
}

.auth-icon svg { width: 14px; height: 14px; }

/* ── Inputs ─────────────────────────────────────────────────── */
.auth-input {
    width: 100%;
    height: 46px;
    background: var(--mt-gray-50);
    border: 1px solid var(--mt-border-color);
    border-radius: var(--mt-radius);
    color: var(--mt-heading-color);
    font-size: var(--mt-font-size-base);
    font-weight: var(--mt-font-weight);
    padding: 0 42px 0 38px;
    outline: none;
    box-sizing: border-box;
    font-family: var(--mt-font);
    transition: border-color .2s, box-shadow .2s;
}

.auth-input.no-icon      { padding-left: 14px; }
.auth-input.no-right-pad { padding-right: 14px; }
.auth-input::placeholder { color: var(--mt-muted-color); font-weight: 400; }

.auth-input:focus {
    border-color: var(--mt-primary);
    box-shadow: 0 0.125rem 0.25rem rgba(var(--mt-primary-rgb), 0.15);
}

.auth-input:focus ~ .auth-icon,
.auth-input-group:focus-within .auth-icon { color: var(--mt-primary); }

.auth-input.invalid {
    border-color: var(--mt-danger) !important;
    background: var(--mt-danger-subtle);
    box-shadow: 0 0 0 3px rgba(var(--mt-danger-rgb), 0.08) !important;
}

/* ── Select ─────────────────────────────────────────────────── */
.auth-select {
    width: 100%;
    height: 46px;
    background: var(--mt-gray-50);
    border: 1px solid var(--mt-border-color);
    border-radius: var(--mt-radius);
    color: var(--mt-heading-color);
    font-size: var(--mt-font-size-base);
    font-weight: var(--mt-font-weight);
    padding: 0 36px 0 38px;
    outline: none;
    box-sizing: border-box;
    font-family: var(--mt-font);
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238c57ff' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 13px center;
    transition: border-color .2s, box-shadow .2s;
}

.auth-select option { background: var(--mt-paper-bg); color: var(--mt-heading-color); }

.auth-select:focus {
    border-color: var(--mt-primary);
    box-shadow: 0 0.125rem 0.25rem rgba(var(--mt-primary-rgb), 0.15);
}

.auth-select.invalid {
    border-color: var(--mt-danger) !important;
    box-shadow: 0 0 0 3px rgba(var(--mt-danger-rgb), 0.08) !important;
}

/* ── Password toggle ──────────────────────────────────────── */
.auth-pw-btn {
    position: absolute;
    right: 11px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--mt-muted-color);
    padding: 4px;
    display: flex;
    align-items: center;
    border-radius: 3px;
    transition: color .2s;
    z-index: 1;
}

.auth-pw-btn:hover { color: var(--mt-primary); }
.auth-pw-btn svg   { width: 14px; height: 14px; }

/* ── Field errors ──────────────────────────────────────────── */
.auth-field-err {
    font-size: 0.71rem;
    font-weight: 500;
    color: var(--mt-danger);
    min-height: 16px;
    padding: 3px 1px 8px;
    display: none;
}

.auth-field-err.visible { display: block; }

/* ── API error box ─────────────────────────────────────────── */
.auth-error-box {
    background: var(--mt-danger-subtle);
    border: 1px solid rgba(var(--mt-danger-rgb), 0.3);
    color: var(--mt-danger);
    border-radius: var(--mt-radius);
    padding: 10px 14px;
    font-size: var(--mt-font-size-sm);
    font-weight: 500;
    margin-bottom: 20px;
    line-height: 1.5;
}

/* ── Buttons ────────────────────────────────────────────────── */
.auth-btn {
    height: 46px;
    border-radius: var(--mt-radius);
    font-size: var(--mt-font-size-base);
    font-weight: var(--mt-font-weight-md);
    letter-spacing: 0.02em;
    text-transform: none;
    cursor: pointer;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--mt-font);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    transition: all var(--mt-transition);
}

/* Primary: purple with shadow */
.auth-btn-primary {
    background: var(--mt-primary);
    color: #fff;
    box-shadow: 0 0.125rem 0.375rem 0 rgba(var(--mt-primary-rgb), 0.3);
}

.auth-btn-primary::after { display: none; }

.auth-btn-primary:hover:not(:disabled) {
    background: var(--mt-primary-hover);
    box-shadow: 0 0.25rem 0.625rem 0 rgba(var(--mt-primary-rgb), 0.4);
    transform: translateY(-1px);
}

.auth-btn-primary:active:not(:disabled) { transform: translateY(0); }
.auth-btn-primary:disabled              { opacity: 0.55; cursor: not-allowed; }
.auth-btn-primary > *                   { position: relative; z-index: 1; }

/* Ghost: outlined */
.auth-btn-ghost {
    background: transparent;
    color: var(--mt-heading-color);
    border: 1px solid var(--mt-border-color) !important;
    overflow: visible;
    transition: all var(--mt-transition);
}

.auth-btn-ghost:hover:not(:disabled) {
    border-color: var(--mt-primary) !important;
    color: var(--mt-primary);
    background: rgba(var(--mt-primary-rgb), 0.08);
}

.auth-btn-ghost:disabled { opacity: 0.55; cursor: not-allowed; }

/* ── Spinner ────────────────────────────────────────────────── */
.auth-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: authSpin .7s linear infinite;
    flex-shrink: 0;
}

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

/* ── Divider ────────────────────────────────────────────────── */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
    font-size: var(--mt-font-size-xs);
    letter-spacing: 0.05em;
    color: var(--mt-muted-color);
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--mt-border-color);
}

.auth-inline-actions {
    display: flex;
    justify-content: flex-end;
    margin: 6px 0 18px;
}

.auth-link-btn {
    background: transparent;
    border: none;
    color: var(--mt-primary);
    font-size: var(--mt-font-size-sm);
    font-weight: var(--mt-font-weight-md);
    letter-spacing: 0.02em;
    cursor: pointer;
    padding: 0;
    transition: color .2s, transform .15s;
}

.auth-link-btn:hover {
    color: var(--mt-primary-hover);
    transform: translateY(-1px);
}

.auth-link-btn:focus-visible {
    outline: 2px solid rgba(var(--mt-primary-rgb), 0.24);
    outline-offset: 4px;
}

/* ── Modal ──────────────────────────────────────────────────── */
.auth-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    z-index: 1000;
}

.auth-modal-card {
    width: 100%;
    max-width: 430px;
    background: var(--mt-paper-bg);
    border: 1px solid var(--mt-border-color);
    border-radius: var(--mt-radius-xl);
    box-shadow: var(--mt-shadow-xl);
    padding: 28px;
    animation: authFadeUp 0.24s ease-out;
}

.auth-modal-badge {
    width: 56px;
    height: 56px;
    border-radius: var(--mt-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--mt-primary-light);
    border: 1px solid rgba(var(--mt-primary-rgb), 0.14);
    color: var(--mt-primary);
    margin-bottom: 22px;
}

.auth-modal-badge svg { width: 24px; height: 24px; }

.auth-modal-title {
    margin: 0 0 8px;
    color: var(--mt-gray-900);
    font-size: 1.45rem;
    font-weight: var(--mt-font-weight-sb);
    letter-spacing: -0.02em;
}

.auth-modal-sub {
    margin: 0 0 24px;
    color: var(--mt-muted-color);
    font-size: var(--mt-font-size-sm);
    line-height: 1.6;
}

.auth-success-box {
    background: var(--mt-success-light);
    border: 1px solid rgba(var(--mt-success-rgb), 0.3);
    color: var(--mt-success);
    border-radius: var(--mt-radius);
    padding: 10px 14px;
    font-size: var(--mt-font-size-sm);
    font-weight: 500;
    margin-bottom: 20px;
    line-height: 1.5;
}

.auth-modal-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 18px;
}

/* ── Shake ──────────────────────────────────────────────────── */
@keyframes authShake {
    0%, 100% { transform: translateX(0); }
    20%      { transform: translateX(-6px); }
    40%      { transform: translateX( 6px); }
    60%      { transform: translateX(-4px); }
    80%      { transform: translateX( 4px); }
}

.auth-shake { animation: authShake 0.38s ease; }

/* ================================================================
   GRID DE CAMPOS — Registro
   ================================================================ */
.auth-reg-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 20px;
}

.auth-reg-full { grid-column: 1 / -1; }

.auth-reg-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    grid-column: 1 / -1;
}

/* ── Registration success ──────────────────────────────────── */
.auth-success {
    text-align: center;
    padding: 32px 0 20px;
    grid-column: 1 / -1;
}

.auth-success-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 2px solid var(--mt-primary-light);
    background: var(--mt-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--mt-primary);
}

.auth-success h3 {
    font-size: 1.5rem;
    font-weight: var(--mt-font-weight-sb);
    color: var(--mt-gray-900);
    margin: 0 0 8px;
    letter-spacing: -0.02em;
}

.auth-success p {
    color: var(--mt-muted-color);
    font-size: var(--mt-font-size-sm);
    margin: 0 0 28px;
    line-height: 1.65;
}

/* ================================================================
   ACTIVACIÓN — OTP boxes
   ================================================================ */
.activ-badge {
    width: 62px;
    height: 62px;
    border-radius: var(--mt-radius-lg);
    background: var(--mt-primary-light);
    border: 1.5px solid rgba(var(--mt-primary-rgb), 0.14);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 0 26px;
    color: var(--mt-primary);
    position: relative;
}

.activ-badge::after {
    content: '';
    position: absolute;
    inset: -7px;
    border-radius: 22px;
    border: 1px solid rgba(var(--mt-primary-rgb), 0.07);
    pointer-events: none;
}

.activ-badge svg { width: 26px; height: 26px; stroke-width: 1.75; }

.activ-badge-pulse { animation: activBadgePulse 3s ease-in-out infinite; }

@keyframes activBadgePulse {
    0%, 100% { box-shadow: 0 0 0 0   rgba(var(--mt-primary-rgb), 0.18); }
    50%      { box-shadow: 0 0 0 10px rgba(var(--mt-primary-rgb), 0); }
}

.activ-otp-row {
    display: flex;
    gap: 12px;
    margin: 20px 0 0;
    justify-content: center;
}

.activ-otp-box {
    width: 72px;
    height: 80px;
    border: 2px solid var(--mt-border-color);
    border-radius: var(--mt-radius-lg);
    background: var(--mt-gray-50);
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--mt-font-mono);
    color: var(--mt-heading-color);
    text-align: center;
    outline: none;
    transition: border-color .2s, box-shadow .2s, transform .18s;
    -moz-appearance: textfield;
    letter-spacing: 0;
    padding: 0;
    cursor: text;
}

.activ-otp-box::-webkit-inner-spin-button,
.activ-otp-box::-webkit-outer-spin-button { -webkit-appearance: none; }

.activ-otp-box::placeholder {
    color: var(--mt-muted-color);
    font-size: 1.5rem;
    font-weight: 300;
}

.activ-otp-box:focus {
    border-color: var(--mt-primary);
    box-shadow: 0 0 0 4px rgba(var(--mt-primary-rgb), 0.1);
    transform: translateY(-3px);
}

.activ-otp-box.otp-filled {
    border-color: var(--mt-primary);
    background: var(--mt-primary-light);
    color: var(--mt-primary);
}

.activ-otp-box.otp-error {
    border-color: var(--mt-danger) !important;
    box-shadow: 0 0 0 4px rgba(var(--mt-danger-rgb), 0.08) !important;
    background: var(--mt-danger-subtle);
    transform: none;
}

.activ-otp-hint {
    text-align: center;
    font-size: var(--mt-font-size-xs);
    letter-spacing: 0.05em;
    color: var(--mt-muted-color);
    margin: 10px 0 0;
    font-weight: 500;
}

.activ-step {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 28px;
}

.activ-step-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--mt-border-color);
}

.activ-step-dot.active {
    background: var(--mt-primary);
    box-shadow: 0 0 0 3px rgba(var(--mt-primary-rgb), 0.15);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 860px) {
    .auth-root { flex-direction: column; }

    .auth-brand {
        position: relative;
        width: 100%;
        min-height: auto;
        flex-direction: row;
        align-items: center;
        padding: 18px 24px;
        gap: 16px;
        clip-path: none;
        justify-content: flex-start;
    }

    .auth-brand::before    { display: none; }
    .auth-brand-glow       { display: none; }
    .auth-headline         { display: none; }
    .auth-tagline          { display: none; }
    .auth-brand-bottom     { display: none; }

    .auth-brand-top {
        display: flex;
        align-items: center;
        gap: 14px;
        animation: none;
    }

    .auth-logo-row { margin-bottom: 0; }

    .auth-form-panel {
        flex: 1;
        padding: 24px;
        max-height: none;
        overflow-y: auto;
        align-items: flex-start;
        min-height: calc(100vh - 76px);
    }

    .auth-form-panel-scroll {
        padding-top: 36px;
        max-height: none;
    }

    .auth-form-wrap {
        max-width: 100%;
        padding: 1.5rem;
    }
    .auth-form-wrap-wide { max-width: 100%; }

    .auth-reg-grid    { grid-template-columns: 1fr; }
    .auth-reg-full    { grid-column: 1; }
    .auth-reg-actions { flex-direction: column; grid-column: 1; }
    .auth-reg-actions .auth-btn { width: 100%; }

    .activ-otp-box {
        width: 64px;
        height: 72px;
        font-size: 1.75rem;
        border-radius: var(--mt-radius);
    }
    .activ-otp-row { gap: 10px; }
    .activ-badge   { margin-bottom: 20px; }

    .auth-modal-card   { padding: 24px 20px; }
    .auth-modal-actions { grid-template-columns: 1fr; }
}

@media (max-width: 420px) {
    .activ-otp-box {
        width: 56px;
        height: 64px;
        font-size: 1.5rem;
    }
    .activ-otp-row { gap: 8px; }
}