/* Dialogs and sheets: confirmations, the mission map, the welcome screen, help. */

.overlay {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: grid;
    place-items: center;
    padding: 16px;
    background: rgba(22, 20, 17, 0.42);
    animation: fade-in 0.12s ease-out;
}

:root[data-theme="dark"] .overlay {
    background: rgba(0, 0, 0, 0.6);
}

@keyframes fade-in {
    from { opacity: 0; }
}

.dialog {
    width: min(460px, 100%);
    padding: 20px 22px 16px;
    border: 1px solid var(--rule-strong);
    border-radius: var(--radius);
    background: var(--sheet);
    box-shadow: var(--shadow-pop);
}

.dialog h2 {
    margin: 0 0 8px;
    font-size: 17px;
}

.dialog p {
    margin: 0 0 16px;
    color: var(--ink-2);
}

.dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.btn.danger-solid {
    border-color: var(--danger);
    background: var(--danger);
    color: #fff;
}

.btn.danger-solid:hover {
    filter: brightness(1.08);
}

.btn.big {
    height: 40px;
    padding: 0 18px;
    font-size: 14.5px;
}

.link {
    padding: 0;
    border: none;
    background: none;
    color: var(--repo);
    font: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* ---- sheets: large panels ---- */
.sheet {
    position: relative;
    width: min(1040px, 100%);
    max-height: min(860px, calc(100dvh - 32px));
    overflow: auto;
    border: 1px solid var(--rule-strong);
    border-radius: var(--radius);
    background: var(--sheet);
    box-shadow: var(--shadow-pop);
}

.sheet-close {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 2;
}

.sheet-head {
    padding: 22px 28px 16px;
    border-bottom: 1px solid var(--rule);
}

.sheet-head .label {
    gap: 10px;
    margin-bottom: 6px;
}

.sheet-head h2 {
    margin: 0 0 4px;
    font-size: 22px;
    letter-spacing: -0.01em;
}

.sheet-lead {
    margin: 0;
    color: var(--ink-2);
    font-size: 14px;
}

.sheet .net {
    padding: 0 6px;
    border-radius: 9px;
    font-size: 10.5px;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

/* ---- mission map: lines and stations ---- */
.map-body {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    min-height: 0;
}

.metro-map {
    padding: 8px 28px 24px;
}

.mline {
    padding: 16px 0 6px;
    border-bottom: 1px dashed var(--rule);
}

.mline:last-child {
    border-bottom: none;
}

.mline-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.mline-badge {
    display: grid;
    place-items: center;
    flex: none;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--line);
    color: #fff;
    font-weight: 800;
    font-size: 14px;
}

.mline-name {
    font-weight: 700;
    font-size: 14.5px;
}

.mline-sub {
    color: var(--ink-3);
    font-size: 12.5px;
}

.mstations {
    position: relative;
    display: flex;
    gap: 0;
    margin: 0;
    padding: 0 0 6px;
    list-style: none;
    overflow-x: auto;
}

.mstations li {
    position: relative;
    flex: 1 0 104px;
    max-width: 150px;
}

/* line segment to the next station */
.mstations li::before {
    content: '';
    position: absolute;
    top: 13px;
    left: 50%;
    width: 100%;
    height: 5px;
    background: var(--line);
}

.mstations li:last-child::before {
    display: none;
}

.mstation {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    width: 100%;
    padding: 4px 4px 6px;
    border: none;
    border-radius: var(--radius);
    background: none;
    text-align: center;
}

.mstation:hover .st-title {
    color: var(--ink);
}

.st-dot {
    position: relative;
    z-index: 1;
    display: grid;
    place-items: center;
    width: 23px;
    height: 23px;
    border: 4px solid var(--line);
    border-radius: 50%;
    background: var(--sheet);
}

.mstation.done .st-dot {
    background: var(--line);
}

.mstation.done .st-dot .icon {
    width: 12px;
    height: 12px;
    color: #fff;
    stroke-width: 3;
}

.mstation.current .st-dot {
    box-shadow: 0 0 0 4px var(--sheet), 0 0 0 6px var(--ink);
}

.st-code {
    margin-top: 4px;
    font-family: var(--font-mono);
    font-size: 11.5px;
    font-weight: 700;
    color: var(--ink-2);
}

.st-title {
    color: var(--ink-2);
    font-size: 12.5px;
    line-height: 1.25;
}

.mstation.selected {
    background: var(--shade);
}

.mstation.selected .st-title {
    color: var(--ink);
    font-weight: 700;
}

.map-detail {
    position: sticky;
    top: 0;
    align-self: start;
    padding: 24px 24px 24px;
    border-left: 1px solid var(--rule);
    font-size: 13.5px;
}

.map-detail h3 {
    margin: 6px 0 8px;
    font-size: 18px;
}

.md-kicker {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ink-3);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.md-kicker .mcard-code {
    background: var(--line);
}

.md-learn {
    display: grid;
    gap: 6px;
    margin: 12px 0;
}

.md-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
}

.md-done {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--staged);
    font-size: 12.5px;
    font-weight: 700;
}

/* ---- welcome ---- */
.sheet-welcome {
    width: min(720px, 100%);
}

.welcome {
    padding: 26px 34px 26px;
}

.welcome-top {
    display: flex;
    justify-content: flex-start;
    margin-bottom: 14px;
}

.welcome h2 {
    margin: 0 0 6px;
    font-size: 26px;
    letter-spacing: -0.015em;
}

.welcome .sheet-lead {
    font-size: 15px;
    max-width: 56ch;
}

.welcome-steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
    margin: 24px 0;
    padding: 0;
    list-style: none;
}

.welcome-steps li {
    display: flex;
    gap: 10px;
    font-size: 13.5px;
}

.welcome-steps p {
    margin: 2px 0 0;
    color: var(--ink-2);
}

.ws-num {
    display: grid;
    place-items: center;
    flex: none;
    width: 26px;
    height: 26px;
    border: 2px solid var(--ink);
    border-radius: 50%;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 13px;
}

.welcome-worlds {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 22px;
}

.ww {
    padding: 12px 14px;
    border: 1px solid var(--rule-strong);
    border-radius: var(--radius);
    font-size: 13.5px;
}

.ww.sim {
    border: 1px dashed var(--sim);
    background: var(--hatch-sim);
}

.ww-head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.ww p {
    margin: 0;
    color: var(--ink-2);
}

.welcome-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.welcome-shell {
    margin: 16px 0 0;
    color: var(--ink-2);
    font-size: 13.5px;
}

/* ---- help ---- */
.sheet-help {
    width: min(920px, 100%);
}

.help {
    display: grid;
    grid-template-columns: 200px minmax(0, 1fr);
    min-height: 0;
}

.help-nav {
    position: sticky;
    top: 0;
    align-self: start;
    display: grid;
    gap: 2px;
    padding: 24px 12px;
    border-right: 1px solid var(--rule);
}

.help-nav button {
    padding: 7px 10px;
    border: none;
    border-radius: var(--radius);
    background: none;
    text-align: left;
    color: var(--ink-2);
    font-weight: 600;
}

.help-nav button[aria-current="true"] {
    background: var(--shade);
    color: var(--ink);
}

.help-body {
    padding: 22px 30px 30px;
    font-size: 13.5px;
}

.help-body h2 {
    margin: 0 0 12px;
    font-size: 20px;
}

.help-body h3 {
    margin: 18px 0 6px;
    font-size: 14px;
}

.help-body p {
    margin: 0 0 8px;
}

.cheats {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 6px 22px;
}

.cheat-group h3 {
    margin-top: 12px;
}

.cheat {
    display: grid;
    grid-template-columns: minmax(0, auto) minmax(0, 1fr);
    gap: 10px;
    align-items: baseline;
    width: 100%;
    padding: 4px 6px;
    border: none;
    border-radius: 2px;
    background: none;
    text-align: left;
}

.cheat:hover {
    background: var(--shade);
}

.cheat code {
    background: none !important;
    padding: 0 !important;
    color: var(--ink);
    font-weight: 600;
    white-space: nowrap;
}

.cheat span {
    color: var(--ink-2);
    font-size: 12.5px;
}

.keys {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 6px 16px;
    margin: 0;
}

.keys dt {
    white-space: nowrap;
}

.keys dd {
    margin: 0;
    color: var(--ink-2);
}

.glossary-list {
    display: grid;
    gap: 10px;
}

.glossary-list dt {
    font-weight: 700;
}

.glossary-list dd {
    margin: 2px 0 0;
    color: var(--ink-2);
}

.glossary-list dd p {
    margin: 0;
}

.layout-legend {
    display: grid;
    gap: 8px;
    margin: 0 0 12px;
    padding: 0;
    list-style: none;
}

.layout-legend li {
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 10px;
    align-items: baseline;
}

.layout-legend .num {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--ink-3);
}

@media (max-width: 860px) {
    .map-body,
    .help {
        grid-template-columns: 1fr;
    }

    .map-detail {
        position: static;
        border-left: none;
        border-top: 1px solid var(--rule);
    }

    .help-nav {
        position: static;
        display: flex;
        flex-wrap: wrap;
        padding: 12px 16px;
        border-right: none;
        border-bottom: 1px solid var(--rule);
    }

    .help-body,
    .sheet-head,
    .metro-map,
    .welcome {
        padding-left: 16px;
        padding-right: 16px;
    }

    .welcome-steps,
    .welcome-worlds {
        grid-template-columns: 1fr;
    }

    /* the lines run downwards on narrow screens */
    .mstations {
        flex-direction: column;
        overflow: visible;
    }

    .mstations li {
        flex: none;
        max-width: none;
    }

    .mstations li::before {
        top: 22px;
        left: 15px;
        width: 5px;
        height: 100%;
    }

    .mstation {
        flex-direction: row;
        gap: 10px;
        text-align: left;
    }

    .st-code {
        margin-top: 0;
    }
}

.check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.check input {
    width: 16px;
    height: 16px;
    accent-color: var(--ink);
}