/*
 * Ecrãs de autenticação (entrar / criar conta).
 * Layout em dois painéis: à esquerda a promessa da marca sobre o gradiente
 * do hero, à direita o formulário. Em mobile o painel de marca colapsa para
 * uma faixa curta, para o formulário continuar acima da dobra.
 */
.tt-auth {
    display: grid;
    grid-template-columns: 1fr;
    min-height: calc(100vh - 66px);
}

@media (min-width: 992px) {
    .tt-auth {
        grid-template-columns: 1.05fr 1fr;
    }
}

/* ---------- Painel de marca ---------- */
.tt-auth__brand {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: clamp(2rem, 5vw, 4.5rem);
    color: #fff;
    background-color: #14163a;
    background-image:
        radial-gradient(900px 460px at 10% 12%, rgba(122, 110, 224, .5), transparent 60%),
        radial-gradient(700px 420px at 92% 20%, rgba(34, 176, 212, .38), transparent 62%),
        radial-gradient(760px 520px at 45% 100%, rgba(43, 47, 119, .6), transparent 65%);
}

.tt-auth__brand::after {
    content: "";
    position: absolute;
    inset: auto -20% -35% -20%;
    height: 60%;
    background: radial-gradient(closest-side, rgba(245, 166, 35, .22), transparent);
    pointer-events: none;
}

.tt-auth__logo {
    width: 72px;
    height: 72px;
    background: #fff;
    border-radius: 1.1rem;
    padding: .45rem;
    box-shadow: 0 14px 34px rgba(0, 0, 0, .38);
}

.tt-auth__claim {
    position: relative;
    margin-top: 1.75rem;
    font-size: clamp(1.7rem, 3.2vw, 2.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -.02em;
    text-wrap: balance;
}

.tt-auth__claim em {
    font-style: normal;
    background: linear-gradient(100deg, #ffd166, #f5a623 55%, #ff8a5b);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.tt-auth__list {
    position: relative;
    list-style: none;
    margin: 1.75rem 0 0;
    padding: 0;
    display: grid;
    gap: .85rem;
    max-width: 30rem;
}

.tt-auth__list li {
    display: flex;
    gap: .75rem;
    align-items: flex-start;
    color: rgba(255, 255, 255, .88);
    line-height: 1.5;
}

.tt-auth__list i {
    margin-top: .25rem;
    color: #4ade80;
}

@media (max-width: 991.98px) {
    .tt-auth__brand {
        padding: 2rem 1.5rem;
    }

    .tt-auth__list,
    .tt-auth__claim br {
        display: none;
    }
}

/* ---------- Painel do formulário ---------- */
.tt-auth__panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(2rem, 5vw, 3.5rem) 1.25rem;
    background: var(--tt-surface);
}

.tt-auth__card {
    width: 100%;
    max-width: 25rem;
}

.tt-auth__title {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -.015em;
    margin-bottom: .35rem;
}

.tt-auth__subtitle {
    color: var(--tt-text-muted);
    margin-bottom: 1.75rem;
}

.tt-auth__field {
    margin-bottom: 1.1rem;
}

.tt-auth__field label {
    display: block;
    font-weight: 600;
    font-size: .9rem;
    margin-bottom: .35rem;
}

.tt-auth__field input {
    width: 100%;
    padding: .8rem 1rem;
    border-radius: .75rem;
    border: 1px solid var(--tt-border);
    background: var(--tt-surface-alt);
    font-size: 1rem;
    transition: border-color .2s, box-shadow .2s;
}

.tt-auth__field input:focus {
    outline: none;
    border-color: var(--tt-primary-light);
    box-shadow: 0 0 0 4px rgba(74, 79, 176, .16);
}

.tt-auth__field .form-error-message,
.tt-auth__field ul {
    margin: .4rem 0 0;
    padding: 0;
    list-style: none;
    color: #b42318;
    font-size: .85rem;
}

.tt-auth__submit {
    width: 100%;
    padding: .85rem 1rem;
    border: 0;
    border-radius: 999px;
    font-weight: 700;
    font-size: 1rem;
    color: #fff;
    background: linear-gradient(135deg, var(--tt-primary) 0%, var(--tt-primary-light) 100%);
    box-shadow: 0 12px 26px rgba(43, 47, 119, .28);
    cursor: pointer;
    transition: transform .25s cubic-bezier(.22, .8, .3, 1), box-shadow .25s;
}

.tt-auth__submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 34px rgba(43, 47, 119, .34);
}

.tt-auth__alt {
    margin-top: 1.5rem;
    text-align: center;
    font-size: .92rem;
    color: var(--tt-text-muted);
}

.tt-auth__alt a {
    font-weight: 700;
    color: var(--tt-primary);
}

.tt-auth__legal {
    margin-top: 1.5rem;
    font-size: .8rem;
    line-height: 1.5;
    color: var(--tt-text-muted);
    text-align: center;
}