/* ==========================================================================
   Proposta360 — Telas de autenticação
   Layout dividido: painel de marca à esquerda, formulário à direita.
   No celular o painel de marca some e sobra apenas o essencial.
   ========================================================================== */

.auth {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    min-height: 100dvh;
}

/* --- Painel de marca ------------------------------------------------------- */
.auth-aside {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--space-12);
    padding-top: calc(var(--space-12) + var(--safe-top));
    background: var(--slate-950);
    color: #fff;
    overflow: hidden;
    isolation: isolate;
}

/* Malha de gradiente: profundidade sem peso visual nem imagem externa. */
.auth-aside::before {
    content: '';
    position: absolute;
    inset: -20%;
    z-index: -1;
    background:
        radial-gradient(at 20% 20%, rgb(37 99 235 / 0.55) 0px, transparent 50%),
        radial-gradient(at 80% 10%, rgb(124 58 237 / 0.35) 0px, transparent 45%),
        radial-gradient(at 65% 80%, rgb(217 119 6 / 0.28) 0px, transparent 45%);
    filter: blur(30px);
}

.auth-aside__brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
    color: #fff;
}

.auth-aside__pitch {
    max-width: 30ch;
}

.auth-aside__pitch h2 {
    font-family: var(--font-display);
    font-weight: var(--weight-regular);
    font-size: var(--text-4xl);
    line-height: 1.08;
    letter-spacing: var(--tracking-tight);
    color: #fff;
    margin-bottom: var(--space-5);
}

.auth-aside__pitch p {
    font-size: var(--text-md);
    line-height: var(--leading-relaxed);
    color: rgb(255 255 255 / 0.72);
}

.auth-proof {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.auth-proof__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-sm);
    color: rgb(255 255 255 / 0.82);
}

.auth-proof__item .icon {
    color: var(--amber-300);
    flex-shrink: 0;
}

/* --- Formulário ------------------------------------------------------------ */
.auth-main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--space-8) var(--space-6);
    padding-top: calc(var(--space-8) + var(--safe-top));
    padding-bottom: calc(var(--space-8) + var(--safe-bottom));
    background: var(--bg);
}

.auth-card {
    width: 100%;
    max-width: 400px;
}

.auth-mobile-brand {
    display: none;
    align-items: center;
    gap: var(--space-3);
    justify-content: center;
    margin-bottom: var(--space-8);
    font-size: var(--text-lg);
    font-weight: var(--weight-bold);
}

.auth-form h1 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-2);
}

.auth-form__subtitle {
    color: var(--text-muted);
    margin-bottom: var(--space-8);
}

.auth-switch {
    margin-top: var(--space-6);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.auth-switch a {
    font-weight: var(--weight-semibold);
}

.auth-inline-link {
    display: block;
    margin-top: var(--space-3);
    text-align: center;
    font-size: var(--text-sm);
}

.auth-message {
    display: none;
    align-items: flex-start;
    gap: var(--space-3);
    margin-top: var(--space-5);
    padding: var(--space-4);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    line-height: var(--leading-snug);
}

.auth-message.error,
.auth-message.success,
.auth-message.info {
    display: flex;
}

.auth-message.error { background: var(--danger-soft); color: var(--danger-soft-text); }
.auth-message.success { background: var(--success-soft); color: var(--success-soft-text); }
.auth-message.info { background: var(--brand-soft); color: var(--brand-soft-text); }

.auth-message .icon { flex-shrink: 0; margin-top: 1px; }

.auth-footer {
    margin-top: var(--space-8);
    text-align: center;
    font-size: var(--text-xs);
    color: var(--text-subtle);
}

.auth-theme-toggle {
    position: absolute;
    top: calc(var(--safe-top) + var(--space-4));
    right: var(--space-4);
}

/* --- Responsivo ------------------------------------------------------------ */
@media (max-width: 900px) {
    .auth { grid-template-columns: 1fr; }
    .auth-aside { display: none; }
    .auth-mobile-brand { display: flex; }
}

@media (max-width: 480px) {
    .auth-main { padding-inline: var(--space-5); }
    .auth-form h1 { font-size: var(--text-xl); }
}