/* ==========================================================================
   Mail history import (AI-1950): one mailbox's import as a quiet well inside
   its connection pane — a living status, three steps, a bar that shows it
   moves, and the counts. The state sets one tone (--mi-tone); everything
   tinted takes it from there.
   ========================================================================== */

.mail-import {
    --mi-tone: var(--ui-accent);
    display: grid;
    gap: 14px;
    padding: 16px 18px;
    border-radius: var(--ui-radius);
    background: var(--ui-glass-thin);
    box-shadow: inset 0 0 0 1px var(--ui-glass-line);
}

.mail-import--done { --mi-tone: var(--ui-tone-success); }
.mail-import--stalled { --mi-tone: var(--ui-tone-warning); }
.mail-import--failed { --mi-tone: var(--ui-tone-danger); }
.mail-import--stopping,
.mail-import--cancelled { --mi-tone: var(--ui-tone-neutral); }

/* --- Head: what, which mailbox, and whether it is alive ------------------ */

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

.mail-import__icon {
    display: inline-grid;
    flex: none;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: var(--ui-radius-pill);
    background: color-mix(in srgb, var(--mi-tone) 14%, transparent);
    color: var(--mi-tone);
}

.mail-import__title {
    display: grid;
    flex: 1;
    min-width: 0;
}

.mail-import__name {
    color: var(--ui-text);
    font-weight: 600;
}

.mail-import__sub {
    overflow: hidden;
    color: var(--ui-text-2);
    font-size: 0.8125rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mail-import__status {
    display: inline-flex;
    flex: none;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: var(--ui-radius-pill);
    background: color-mix(in srgb, var(--mi-tone) 11%, transparent);
    color: var(--mi-tone);
    font-size: 0.8125rem;
    font-weight: 600;
    white-space: nowrap;
}

.mail-import__ago {
    color: var(--ui-text-2);
    font-weight: 500;
}

.mail-import__dot {
    position: relative;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--mi-tone);
}

/* A running import breathes: the dot sends out a soft ring. */
.mail-import--running .mail-import__dot::after {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: var(--mi-tone);
    animation: mail-import-ping 1.6s var(--ui-ease) infinite;
    content: "";
}

@keyframes mail-import-ping {
    from { opacity: 0.55; transform: scale(1); }
    to { opacity: 0; transform: scale(2.8); }
}

/* --- Steps ---------------------------------------------------------------- */

.mail-import__steps {
    display: flex;
    align-items: center;
    gap: 0;
    margin: 0;
    padding: 0;
    list-style: none;
}

.mail-import__step {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    gap: 8px;
    min-width: 0;
    color: var(--ui-text-3);
    font-size: 0.8125rem;
}

/* A step with one after it takes the room up to the next and fills it with a line,
   coloured once the step is done. */
.mail-import__step:not(:last-child) {
    flex: 1 1 0;
}

.mail-import__step:not(:last-child)::after {
    flex: 1;
    min-width: 16px;
    height: 2px;
    margin: 0 4px;
    border-radius: var(--ui-radius-pill);
    background: var(--ui-glass-line);
    content: "";
}

.mail-import__step--done:not(:last-child)::after {
    background: color-mix(in srgb, var(--mi-tone) 55%, transparent);
}

.mail-import__step-mark {
    display: inline-grid;
    flex: none;
    place-items: center;
    width: 22px;
    height: 22px;
    border-radius: var(--ui-radius-pill);
    box-shadow: inset 0 0 0 1.5px var(--ui-glass-line);
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

.mail-import__step-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mail-import__step--done {
    color: var(--ui-text-2);
}

.mail-import__step--done .mail-import__step-mark {
    background: var(--mi-tone);
    box-shadow: none;
    color: var(--ui-on-accent);
}

.mail-import__step--current {
    color: var(--ui-text);
    font-weight: 600;
}

.mail-import__step--current .mail-import__step-mark {
    background: color-mix(in srgb, var(--mi-tone) 12%, transparent);
    box-shadow: inset 0 0 0 1.5px var(--mi-tone);
    color: var(--mi-tone);
}

.mail-import__step--failed {
    color: var(--ui-tone-danger);
    font-weight: 600;
}

.mail-import__step--failed .mail-import__step-mark {
    box-shadow: inset 0 0 0 1.5px var(--ui-tone-danger);
}

/* --- The bar ---------------------------------------------------------------- */

.mail-import__progress {
    display: grid;
    gap: 6px;
}

/* One part per step, side by side like the steps above: what is done stays full, so the bar never goes back. */
.mail-import__bar {
    display: flex;
    gap: 4px;
    height: 8px;
}

.mail-import__segment {
    position: relative;
    flex: 1 1 0;
    overflow: hidden;
    border-radius: var(--ui-radius-pill);
    background: color-mix(in srgb, var(--mi-tone) 12%, transparent);
}

.mail-import__fill {
    position: absolute;
    inset: 0 auto 0 0;
    border-radius: inherit;
    background: linear-gradient(90deg, color-mix(in srgb, var(--mi-tone) 70%, transparent), var(--mi-tone));
    transition: width 700ms var(--ui-ease);
}

/* The step that runs shows a sliver even at the start, so it is clear which part moves. */
.mail-import__segment--current .mail-import__fill {
    min-width: 8px;
}

/* While it runs, a soft light travels along the part that is filling. */
.mail-import__bar--live :where(.mail-import__segment--current) .mail-import__fill::after {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--ui-on-accent) 45%, transparent), transparent);
    animation: mail-import-sheen 1.8s var(--ui-ease) infinite;
    content: "";
}

@keyframes mail-import-sheen {
    from { transform: translateX(-100%); }
    to { transform: translateX(100%); }
}

.mail-import__progress-line {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--ui-text-2);
    font-size: 0.8125rem;
}

.mail-import__percent {
    color: var(--ui-text);
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

/* What is left, and the way to stop, on one line under the bar. */
.mail-import__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 28px;
}

.mail-import__remaining {
    color: var(--ui-text-3);
    font-size: 0.75rem;
}

/* --- Counts --------------------------------------------------------------- */

.mail-import__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
    gap: 8px;
}

.mail-import__stat {
    display: grid;
    gap: 2px;
    padding: 10px 12px;
    border-radius: var(--ui-radius-sm);
    background: color-mix(in srgb, var(--mi-tone) 6%, transparent);
}

.mail-import__stat-value {
    color: var(--ui-text);
    font-family: var(--ui-font-display);
    font-size: 1.25rem;
    font-variant-numeric: tabular-nums;
    font-weight: 650;
    line-height: 1.2;
}

.mail-import__stat-label {
    color: var(--ui-text-2);
    font-size: 0.75rem;
}

.mail-import__stat--warning {
    background: color-mix(in srgb, var(--ui-tone-warning) 10%, transparent);
}

.mail-import__stat--warning .mail-import__stat-value {
    color: var(--ui-tone-warning);
}

.mail-import__done {
    color: var(--ui-text-2);
    font-size: 0.8125rem;
}

/* --- Phone: the steps keep their marks, only the current one its label --- */

@media (max-width: 560px) {
    .mail-import {
        padding: 14px;
    }

    .mail-import__head {
        flex-wrap: wrap;
    }

    /* The title takes the row; the status goes on the next one, under the title. */
    .mail-import__title {
        flex-basis: calc(100% - 46px);
    }

    .mail-import__status {
        order: 3;
        margin-left: 46px;
    }

    .mail-import__stats {
        grid-template-columns: repeat(auto-fit, minmax(78px, 1fr));
    }

    .mail-import__stat-value {
        font-size: 1.125rem;
    }

    /* Out of sight, not out of the accessibility tree: a screen reader still hears every step. */
    .mail-import__step:not(.mail-import__step--current) .mail-import__step-label {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip-path: inset(50%);
        white-space: nowrap;
    }

    /* Lines keep the room; the hidden labels do not. */
    .mail-import__step:not(:last-child) {
        flex: 1 1 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .mail-import--running .mail-import__dot::after,
    .mail-import__bar--live .mail-import__fill::after {
        animation: none;
    }

    .mail-import__fill {
        transition: none;
    }
}