.auth-shell {
    display: flex;
    min-height: calc(100vh - 80px);
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
    background: radial-gradient(circle at top right, rgba(141, 47, 77, 0.05), transparent),
                radial-gradient(circle at bottom left, rgba(183, 132, 122, 0.05), transparent);
}

.auth-card-modern {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    max-width: 1000px;
    width: 100%;
    background: #fff;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.1);
}

.auth-visual-panel {
    padding: 50px;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: linear-gradient(rgba(183, 132, 122, 0.85), rgba(141, 47, 77, 0.95));
}

.auth-visual-panel h1 {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 16px;
}

.auth-visual-panel p {
    opacity: 0.95;
    margin-bottom: 26px;
}

.auth-feature-list {
    display: grid;
    gap: 14px;
}

.auth-feature-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.auth-feature-item i {
    font-size: 1.1rem;
    margin-top: 2px;
}

.auth-form-panel {
    padding: 46px 42px;
}

.auth-form-panel h2 {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--app-ink);
    margin-bottom: 8px;
}

.auth-form-panel p {
    color: var(--app-muted);
}

.auth-form-panel label {
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--app-ink);
    margin-bottom: 8px;
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.auth-form-panel .form-control,
.auth-form-panel input:not([type="checkbox"]),
.auth-form-panel select {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid #ece7e2;
    background: #fdfaf7;
    font-weight: 600;
    transition: all 0.2s ease;
}

.auth-form-panel .form-control:focus,
.auth-form-panel input:focus,
.auth-form-panel select:focus {
    border-color: var(--app-sea);
    box-shadow: 0 0 0 4px rgba(141, 47, 77, 0.1);
    outline: none;
    background: #fff;
}

.auth-btn-primary {
    background: linear-gradient(135deg, var(--app-sea), var(--app-sea-deep));
    color: #fff;
    border: none;
    padding: 14px 16px;
    border-radius: 12px;
    font-weight: 800;
    font-size: 1rem;
    width: 100%;
    margin-top: 14px;
}

.auth-btn-secondary {
    width: 100%;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1px solid #d7ccc3;
    background: #fff;
    color: var(--app-sea);
    font-weight: 700;
}

.auth-note {
    margin-top: 18px;
    font-size: 0.95rem;
}

.otp-live-note {
    font-size: 0.9rem;
    color: var(--app-sea);
    background: rgba(141, 47, 77, 0.08);
    border-radius: 10px;
    padding: 8px 10px;
}

@media (max-width: 991px) {
    .auth-card-modern {
        grid-template-columns: 1fr;
    }
    .auth-visual-panel {
        display: none;
    }
    .auth-form-panel {
        padding: 34px 24px;
    }
}