/* Modal checkout (sis/planos) — vanilla, tokens do tema */

.app-sis-modal {
    position: fixed;
    inset: 0;
    z-index: 80;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 0.75rem;
    padding-top: max(0.75rem, env(safe-area-inset-top));
}

.app-sis-modal.is-open {
    display: flex;
}

.app-sis-modal__backdrop {
    position: absolute;
    inset: 0;
    background: color-mix(in srgb, var(--cs-text) 45%, transparent);
    backdrop-filter: blur(2px);
}

.app-sis-modal__dialog {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 56rem;
    max-height: min(92vh, 900px);
    margin-top: 0.5rem;
    border-radius: 1rem;
    border: 1px solid var(--cs-border);
    background: var(--cs-surface-elevated);
    box-shadow:
        0 25px 50px -12px color-mix(in srgb, var(--cs-text) 25%, transparent),
        0 0 0 1px color-mix(in srgb, var(--cs-text) 5%, transparent);
    animation: app-sis-modal-in 0.28s ease-out;
}

@keyframes app-sis-modal-in {
    from {
        opacity: 0;
        transform: translateY(8px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@media (prefers-reduced-motion: reduce) {
    .app-sis-modal__dialog {
        animation: none;
    }
}

.app-sis-modal__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1.15rem 1.35rem;
    border-bottom: 1px solid var(--cs-border);
    flex-shrink: 0;
}

.app-sis-modal__title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--cs-text);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.app-sis-modal__subtitle {
    margin-top: 0.5rem;
    font-size: 0.8125rem;
    color: var(--cs-text-muted);
    line-height: 1.45;
    max-width: 42rem;
}

.app-sis-modal__subtitle--order-badge {
    display: inline-flex;
    align-items: center;
    margin-top: 0.55rem;
    padding: 0.4rem 0.75rem;
    max-width: 100%;
    font-size: 0.6875rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--cs-text);
    line-height: 1.3;
    border-radius: 9999px;
    border: 1px solid var(--cs-border);
    background: color-mix(in srgb, var(--cs-surface) 88%, var(--cs-surface-elevated));
    box-shadow: 0 1px 2px color-mix(in srgb, var(--cs-text) 6%, transparent);
}

.theme-dark .app-sis-modal__subtitle--order-badge {
    background: color-mix(in srgb, var(--cs-surface) 55%, var(--cs-surface-elevated));
}

.app-sis-modal__close {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 9999px;
    border: 1px solid transparent;
    background: var(--cs-surface);
    color: var(--cs-text-muted);
    cursor: pointer;
    transition: background 0.15s ease, color 0.15s ease;
}

.app-sis-modal__close:hover {
    background: color-mix(in srgb, var(--cs-border) 40%, var(--cs-surface));
    color: var(--cs-text);
}

.app-sis-modal__close:focus-visible {
    outline: 2px solid var(--cs-btn-primary-bg);
    outline-offset: 2px;
}

.app-sis-modal__body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 1.25rem 1.35rem 1.5rem;
    -webkit-overflow-scrolling: touch;
}

.app-sis-modal__body--loading {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 12rem;
    color: var(--cs-text-muted);
    font-size: 0.875rem;
}

.app-sis-modal__footer {
    flex-shrink: 0;
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 0.9rem 1.35rem;
    border-top: 1px solid var(--cs-border);
    background: color-mix(in srgb, var(--cs-surface) 70%, var(--cs-surface-elevated));
    border-radius: 0 0 1rem 1rem;
}

body.app-sis-modal-open {
    overflow: hidden;
}