/* =========================================
   07 - Modal
   ========================================= */

.app-modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(2, 0, 53, 0.42);
    z-index: 1090;
    backdrop-filter: blur(2px);
}

.app-modal-shell {
    position: fixed;
    inset: 0;
    z-index: 1100;
    display: grid;
    place-items: center;
    padding: var(--s-4);
    pointer-events: none;
}

.app-modal {
    pointer-events: auto;
    width: min(100%, 720px);
    max-height: calc(100dvh - 2rem);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border: var(--border-w) solid var(--border);
    border-radius: var(--r-3);
    background: var(--surface);
    color: var(--text);
    box-shadow: var(--shadow-lg);
    animation: app-modal-enter var(--dur-slow) var(--ease);
}

.app-modal--sm {
    max-width: 480px;
}

.app-modal--md {
    max-width: 720px;
}

.app-modal--lg {
    max-width: 960px;
}

.app-modal__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--s-4);
    padding: var(--s-5) var(--s-6);
    border-bottom: var(--border-w) solid var(--border);
    background: linear-gradient(180deg, rgba(32, 64, 154, 0.04) 0%, rgba(255, 255, 255, 0) 100%);
}

.app-modal__header-text {
    min-width: 0;
    flex: 1 1 auto;
}

.app-modal__eyebrow {
    margin-bottom: var(--s-2);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary);
}

.app-modal__title {
    margin: 0;
    font-size: 1.375rem;
    font-weight: 600;
    line-height: var(--line-tight);
    color: var(--text);
}

.app-modal__subtitle {
    margin: var(--s-2) 0 0 0;
    font-size: var(--text-sm);
    line-height: var(--line-normal);
    color: var(--text-2);
}

.app-modal__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    flex: 0 0 auto;
    border: var(--border-w) solid var(--border);
    border-radius: var(--r-2);
    background: var(--surface);
    color: var(--primary);
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
    transition: background var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
}

    .app-modal__close:hover {
        background: rgba(32, 64, 154, 0.05);
        border-color: var(--primary-soft);
    }

    .app-modal__close:active {
        transform: translateY(1px);
    }

.app-modal__body {
    flex: 1 1 auto;
    overflow: auto;
    padding: var(--s-6);
    background: var(--bg);
}

.app-modal__footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--s-3);
    padding: var(--s-4) var(--s-6);
    border-top: var(--border-w) solid var(--border);
    background: var(--surface);
}

.app-modal--default {
    border-top: 4px solid var(--primary);
}

.app-modal--warning {
    border-top: 4px solid #d97706;
}

    .app-modal--warning .app-modal__eyebrow {
        color: #b45309;
    }

.app-modal--critical {
    border-top: 4px solid var(--accent);
}

    .app-modal--critical .app-modal__eyebrow {
        color: var(--accent);
    }

@media (max-width: 768px) {
    .app-modal-shell {
        padding: var(--s-3);
        align-items: end;
    }

    .app-modal,
    .app-modal--sm,
    .app-modal--md,
    .app-modal--lg {
        width: 100%;
        max-width: 100%;
        max-height: calc(100dvh - 1rem);
    }

    .app-modal__header,
    .app-modal__body,
    .app-modal__footer {
        padding-left: var(--s-4);
        padding-right: var(--s-4);
    }
}

@keyframes app-modal-enter {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}