/* ==========================================================================
   RCall - Página de Autenticação
   Layout dividido: painel da marca (o ciclo) + formulário.
   ========================================================================== */

.auth-split {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    min-height: 100vh;
    background: var(--rcall-surface);
}

/* Painel da marca ------------------------------------------------------------ */
.auth-brand {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 56px 48px;
    background: var(--rcall-grad-dark);
    color: #FFFFFF;
}

/* Halo laranja: o "sinal" da logo */
.auth-brand::after {
    content: '';
    position: absolute;
    width: 520px;
    height: 520px;
    right: -220px;
    bottom: -220px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 127, 17, 0.28), transparent 65%);
    pointer-events: none;
}

.auth-brand__inner {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 440px;
}

.auth-brand__eyebrow {
    display: inline-block;
    margin-bottom: 14px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--rcall-cyan);
}

.auth-brand__headline {
    margin: 0 0 14px;
    font-family: var(--font-heading);
    font-size: clamp(1.9rem, 3vw, 2.6rem);
    font-weight: 800;
    line-height: 1.12;
    color: #FFFFFF;
}

.auth-brand__lead {
    margin: 0 0 28px;
    font-size: 0.95rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.72);
}

.auth-loop {
    display: block;
    width: 220px;
    height: 220px;
    margin: 0 0 24px;
}

.auth-loop__stop--inicio { stop-color: var(--rcall-cyan); stop-opacity: 0.5; }
.auth-loop__stop--meio   { stop-color: var(--rcall-cyan); }
.auth-loop__stop--fim    { stop-color: var(--rcall-orange); }

.auth-loop__trilho {
    fill: none;
    stroke: rgba(255, 255, 255, 0.08);
    stroke-width: 14;
}

.auth-loop__arco {
    fill: none;
    stroke-width: 14;
    stroke-linecap: round;
    stroke-dasharray: 620 742;
    transform: rotate(-90deg);
    transform-origin: 160px 160px;
    animation: authLoopGira 14s linear infinite;
}

@keyframes authLoopGira {
    to { transform: rotate(270deg); }
}

.auth-loop__no circle {
    fill: var(--rcall-navy);
    stroke: var(--rcall-cyan);
    stroke-width: 3;
}

.auth-loop__no--retorno circle {
    stroke: var(--rcall-orange);
}

.auth-loop__no text,
.auth-loop__centro {
    fill: #FFFFFF;
    font-family: var(--font-heading);
    font-weight: 700;
    text-anchor: middle;
}

.auth-loop__no text {
    font-size: 15px;
}

.auth-loop__centro {
    font-size: 26px;
}

.auth-loop__centro--sub {
    font-size: 15px;
    font-weight: 500;
    fill: rgba(255, 255, 255, 0.6);
}

.auth-etapas {
    margin: 0 0 32px;
    padding-left: 22px;
    font-size: 0.9rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.72);
}

.auth-etapas li + li {
    margin-top: 8px;
}

.auth-etapas li::marker {
    color: var(--rcall-cyan);
    font-weight: 700;
}

.auth-etapas strong {
    color: #FFFFFF;
}

.auth-brand__copy {
    display: block;
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.45);
}

/* Formulário ----------------------------------------------------------------- */
.auth-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
}

.auth-card {
    position: relative;
    width: 100%;
    max-width: 380px;
}

.auth-logo {
    height: 44px;
    width: auto;
}

.auth-title {
    margin: 0 0 4px;
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--rcall-ink);
}

.auth-subtitle {
    margin: 0 0 28px;
    font-size: 0.92rem;
    color: var(--rcall-ink-muted);
}

/* Falha de autenticação ou de operação: sempre visível, logo acima do formulário */
.auth-erro {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
    padding: 12px 14px;
    border-radius: var(--rcall-radius-sm);
    background: var(--rcall-status-falha-bg);
    font-size: 0.88rem;
    font-weight: 600;
    line-height: 1.45;
    color: var(--rcall-ink);
}

.auth-erro i {
    margin-top: 3px;
    color: var(--rcall-status-falha);
}

.auth-erro--aviso {
    background: var(--rcall-status-programada-bg);
}

.auth-erro--aviso i {
    color: var(--rcall-status-programada);
}

.auth-label {
    margin-bottom: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--rcall-ink-soft);
}

.auth-link {
    font-weight: 700;
    color: var(--rcall-blue);
}

.auth-link:hover {
    color: var(--rcall-navy);
}

.auth-check {
    font-size: 0.85rem;
    color: var(--rcall-ink-muted);
}

.auth-submit {
    height: 46px;
    font-size: 0.95rem;
}

.auth-footnote {
    margin: 28px 0 0;
    padding-top: 20px;
    border-top: 1px solid var(--rcall-line);
    font-size: 0.85rem;
    color: var(--rcall-ink-muted);
}

.rcall-input {
    height: 46px;
    border: 1px solid var(--rcall-line-strong);
    border-radius: var(--rcall-radius-sm);
    font-size: 0.92rem;
    color: var(--rcall-ink);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.rcall-input:focus {
    border-color: var(--rcall-cyan);
    box-shadow: var(--rcall-focus);
}

.input-group-text {
    border-color: var(--rcall-line);
}

@media (max-width: 991.98px) {
    .auth-split {
        grid-template-columns: 1fr;
    }

    .auth-brand {
        display: none;
    }
}

@media (prefers-reduced-motion: reduce) {
    .auth-loop__arco {
        animation: none;
    }
}