/* ------------------ dialogs ------------------ */
:root {
    --dialog-bg: var(--body-bg);
    --dialog-hover-bg: var(--body-hover-bg);

    --dialog-title-color: var(--text-primary);
    --dialog-text-color: #010202;
    --dialog-text-secondary-color: var(--text-secondary, #777);
    --dialog-muted-color: #4250af;

    --dialog-accent-background: rgb(59 130 246 / 8%);
    --dialog-accent-color: #2563eb;
    --dialog-error-color: var(--error, #dc2626);
    --dialog-success-color: #16a34a;

    --dialog-border-divider-color: #dedfe3;
    --dialog-border-color: #ccc;

    --dialog-link-color: #686a73;
    --dialog-close-hover-bg: var(--bg-button-hover);

    --dialog-logo-bg-green: #4caf50;
    --dialog-logo-bg-start: #8b5cf6;
    --dialog-logo-bg-end: #10b981;

    --dialog-button-bg-grey: #e5e7eb;
    --dialog-button-bg-blue: #2563eb;
    --dialog-button-bg-green: #10b981;
    --dialog-button-color-white: #fff;
    --dialog-button-color-black: #374151;
    --dialog-button-bg: var(--dialog-button-bg-grey);
    --dialog-button-hover-bg: var(--dialog-button-bg);
    --dialog-button-hover-filter: brightness(0.92);
    --dialog-button-color: var(--dialog-button-color-black);
    --dialog-button-hover-color: var(--dialog-button-color);
    --dialog-button-border-color: transparent;
    --dialog-button-hover-border-color: transparent;
}

.dark {
    --dialog-text-color: #9a9fa6;
    --dialog-muted-color: #8fc5f5;

    --dialog-accent-background: rgb(96 165 250 / 12%);
    --dialog-text-secondary-color: var(--text-secondary, #9a9fa6);
    --dialog-accent-color: #60a5fa;

    --dialog-link-color: #9a9fa6;

    --dialog-border-divider-color: #30323b;
    --dialog-border-color: #454545;

    --dialog-logo-bg-green: #4caf50;

    --dialog-button-bg-grey: #5a5a5a;
    --dialog-button-color-white: #f3f4f6;
    --dialog-button-color: var(--dialog-button-color-white);
    --dialog-button-hover-filter: brightness(1.15);
}

.modal-dialog {
    box-sizing: border-box;
    width: min(100%, 600px);
    max-height: calc(100vh - 32px);  /* fallback for browsers without dvh */
    max-height: calc(100dvh - 32px);
    margin: auto;
    overflow: hidden;  /* scrolling happens only inside .modal-dialog__body */

    color: var(--dialog-text-color);
    background: var(--dialog-bg);
    border: 1px solid var(--dialog-border-divider-color);
    border-radius: 16px;

    font-size: 14px;
    line-height: 1.5;
}

/* Apply flex only to the open dialog: a plain "display: flex" would override
   the closed state (display: none) and the dialog would be always visible. */
.modal-dialog[open] {
    display: flex;
    flex-direction: column;
}

.modal-dialog:focus {
    outline: none;
}

.modal-dialog::backdrop {
    background: rgb(0 0 0 / 50%);
}

.modal-dialog *,
.modal-dialog *::before,
.modal-dialog *::after {
    box-sizing: border-box;
}

/* Header */

.modal-dialog__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;

    min-height: 64px;
    padding: 12px 20px;

    border-bottom: 1px solid var(--dialog-border-divider-color);
}

/* Header and footer keep their size and stay visible while the body scrolls */
.modal-dialog__header,
.modal-dialog__footer {
    flex: 0 0 auto;
}

.modal-dialog__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 0;
}

.modal-dialog__logo {
    display: grid;
    place-items: center;
    flex: 0 0 32px;

    width: 32px;
    height: 32px;
    border-radius: 9px;

    color: #ffffff;
    background: linear-gradient(
        135deg,
        var(--dialog-logo-bg-start),
        #ef4444 48%,
        var(--dialog-logo-bg-end)
    );

    font-size: 23px;
    font-weight: 800;
    line-height: 1;
}

.modal-dialog__title {
    margin: 0;
    overflow: hidden;

    color: var(--dialog-title-color);

    font-size: 1.35rem;
    font-weight: 600;

    line-height: 1.3;
    text-overflow: ellipsis;
}

/* Close button */

.modal-dialog__close {
    display: grid;
    place-items: center;
    flex: 0 0 40px;

    width: 40px;
    height: 40px;
    padding: 0;

    color: var(--dialog-muted-color);
    background: transparent;
    border: 0;
    border-radius: 50%;
    cursor: pointer;

    transition:
        border-color 0.5s ease,
        background-color 0.5s ease,
        color 0.5s ease,
        transform 0.5s ease;
}

.modal-dialog__close:hover {
    color: var(--dialog-text-color);
    background: var(--dialog-close-hover-bg);
}

.modal-dialog__close:focus-visible {
    outline: 2px solid var(--dialog-link-color);
    outline-offset: 2px;
}

.modal-dialog__close svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
}

/* Content */

.modal-dialog__body {
    flex: 1 1 auto;
    min-height: 0;  /* required, otherwise a flex child can't shrink below its content */
    padding: 20px;
    overflow-y: auto;
    overscroll-behavior: contain;  /* don't scroll the page behind the dialog */
}

.modal-dialog__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 24px;
    row-gap: 20px;

    margin: 0;
}

.modal-dialog__item {
    min-width: 0;
}

.modal-dialog__item dt {
    margin: 0 0 2px;

    color: var(--dialog-muted-color);

    font-size: 1rem;
    font-weight: 500;
}

.modal-dialog__item dd {
    margin: 0;
    overflow-wrap: anywhere;

    font-size: 1rem;
    font-weight: 400;
}

.modal-dialog__item a {
    color: var(--dialog-link-color);
    text-decoration: underline;
    text-decoration-color: color-mix(
        in srgb,
        var(--dialog-link-color) 45%,
        transparent
    );
    text-underline-offset: 3px;
}

.modal-dialog__item a:hover {
    text-decoration-color: currentColor;
}

/* Footer */

.modal-dialog__footer {
    margin: 0 20px;
    padding: 18px 0 20px;

    color: var(--dialog-muted-color);
    border-top: 1px solid var(--dialog-border-divider-color);

    font-size: 13px;
    text-align: center;
}

/* Responsive layout */

@media (max-width: 420px) {
    .modal-dialog__header {
        padding-inline: 16px;
    }

    .modal-dialog__body {
        padding: 18px 16px;
    }

    .modal-dialog__grid {
        column-gap: 16px;
        row-gap: 18px;
    }

    .modal-dialog__footer {
        margin-inline: 16px;
    }
}


/* About Dialog */

.modal-dialog__label.label--donate {
    position: relative;
}

.label-icon--donate {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);

    padding-left: 4px;

    font-size: 1.4rem;
}

.about-dialog__footer strong {
    font-size: 1.1em;
    font-weight: 600;
}

.about-dialog__footer a {
    color: inherit;
    text-decoration: none;
}

.modal-dialog__button {
    display: inline-flex;

    padding: 10px 16px;

    align-items: center;
    justify-content: center;

    border: 1px solid transparent;
    border-radius: 8px;

    background: var(--dialog-button-bg);
    color: var(--dialog-button-color);
    border-color: var(--dialog-button-border-color);

    font: inherit;

    user-select: none;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease, filter 0.2s ease;
}

.modal-dialog__button:not(:disabled):hover {
    filter: var(--dialog-button-hover-filter);
}

.modal-dialog__button:disabled {
    opacity: 0.5;
    cursor: default;
}

.modal-dialog__icon-button {
    display: grid;
    flex: 0 0 auto;
    place-items: center;

    width: 36px;
    height: 36px;

    padding: 8px;

    border: 0;
    border-radius: 6px;

    background: transparent;
    color: inherit;

    user-select: none;
    cursor: pointer;

    transition:
        border-color 0.5s ease,
        background-color 0.5s ease,
        color 0.5s ease,
        transform 0.5s ease;
}

.modal-dialog__icon-button:hover {
    background: var(--dialog-hover-bg);
}

.modal-dialog__icon-button svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
}