html,
body {
    min-height: 100%;
    margin: 0;
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

button:disabled {
    cursor: default;
    opacity: 0.55;
}

.app-shell {
    min-height: 100vh;
}

.irc-client {
    --app-bg: #17202a;
    --panel-bg: #101820;
    --panel-raised: #202c38;
    --panel-sunken: #0b1117;
    --border-dark: #05090d;
    --border-light: #3a4b5a;
    --text: #e8edf2;
    --muted: #9fb0bf;
    --accent: #75b5dc;
    --warning: #e5c15d;
    --error: #f0747c;
    --notice: #77c6f2;
    --join: #95a7b5;
    --own: #8bd69c;
    --mention: #2f3e22;
    --input-bg: #071018;
    display: grid;
    grid-template-rows: 24px 34px minmax(0, 1fr) 34px 24px;
    height: 100vh;
    height: 100dvh;
    min-height: 520px;
    overflow: hidden;
    background: var(--app-bg);
    color: var(--text);
}

.theme-classic-light {
    --app-bg: #c9c9c9;
    --panel-bg: #f4f4f4;
    --panel-raised: #dedede;
    --panel-sunken: #ffffff;
    --border-dark: #6e6e6e;
    --border-light: #ffffff;
    --text: #111111;
    --muted: #555555;
    --accent: #003399;
    --warning: #7a5400;
    --error: #b00020;
    --notice: #004a8a;
    --join: #666666;
    --own: #006327;
    --mention: #fff1a8;
    --input-bg: #ffffff;
}

.theme-high-contrast {
    --app-bg: #000000;
    --panel-bg: #000000;
    --panel-raised: #111111;
    --panel-sunken: #000000;
    --border-dark: #ffffff;
    --border-light: #ffffff;
    --text: #ffffff;
    --muted: #d0d0d0;
    --accent: #00ffff;
    --warning: #ffff00;
    --error: #ff5f5f;
    --notice: #00ffff;
    --join: #cccccc;
    --own: #00ff66;
    --mention: #333300;
    --input-bg: #000000;
}

.compact {
    --line-pad-y: 1px;
    --line-height: 1.25;
}

.menu-bar,
.tool-bar,
.status-bar {
    background: var(--panel-raised);
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    border-style: solid;
    border-width: 1px;
}

.menu-bar {
    display: flex;
    position: relative;
    align-items: center;
    gap: 2px;
    padding: 0 5px;
    z-index: 70;
}

.menu-item {
    position: relative;
    height: 22px;
}

.menu-bar button {
    min-width: 48px;
    height: 20px;
    border: 1px solid transparent;
    background: transparent;
    color: var(--text);
    padding: 0 8px;
    text-align: left;
}

.menu-bar .menu-item > button.open {
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    background: color-mix(in srgb, var(--panel-raised), var(--text) 10%);
}

.menu-dropdown {
    position: absolute;
    top: 22px;
    left: 0;
    z-index: 60;
    display: grid;
    min-width: 190px;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    border-style: solid;
    border-width: 1px;
    background: var(--panel-raised);
    padding: 2px;
    box-shadow: 4px 5px 0 rgba(0, 0, 0, 0.28);
}

.menu-dropdown button {
    width: 100%;
    min-width: 0;
    height: 24px;
    border-color: transparent;
    background: transparent;
    color: var(--text);
    text-align: left;
}

.menu-dropdown button:hover:not(:disabled) {
    background: var(--accent);
    color: #001018;
}

.menu-dropdown button:disabled {
    color: var(--muted);
}

.menu-dismiss-layer {
    position: fixed;
    inset: 0;
    z-index: 55;
    border: 0;
    background: transparent;
    padding: 0;
}

.menu-bar button:hover,
.tool-bar button:hover,
.tab-close:hover,
.window-tab:hover {
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    background: color-mix(in srgb, var(--panel-raised), var(--text) 8%);
}

.tool-bar {
    display: flex;
    align-items: center;
    gap: 5px;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 3px 5px;
}

.tool-bar button,
.command-line button,
.irc-modal footer button,
.choice-list button,
.nick-menu button {
    min-height: 24px;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    border-style: solid;
    border-width: 1px;
    background: var(--panel-raised);
    color: var(--text);
    padding: 2px 9px;
}

.tool-bar button:active,
.command-line button:active,
.irc-modal footer button:active,
.choice-list button:active,
.nick-menu button:active {
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
}

.mobile-users-button {
    display: none;
}

.irc-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 230px;
    gap: 4px;
    min-height: 0;
    padding: 4px;
}

.window-pane,
.nick-pane,
.irc-modal {
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    border-style: solid;
    border-width: 1px;
    background: var(--panel-bg);
}

.window-pane {
    display: grid;
    grid-template-rows: 29px 24px minmax(0, 1fr);
    min-width: 0;
    min-height: 0;
}

.tab-strip {
    display: flex;
    align-items: end;
    gap: 1px;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    background: var(--panel-raised);
    border-bottom: 1px solid var(--border-dark);
    padding: 3px 3px 0;
}

.window-tab,
.tab-close {
    height: 25px;
    border: 1px solid var(--border-dark);
    border-bottom: none;
    background: var(--panel-raised);
    color: var(--muted);
}

.window-tab {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    max-width: 170px;
    min-width: 70px;
    padding: 0 8px;
}

.window-tab span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.window-tab strong {
    min-width: 16px;
    color: var(--warning);
    font-size: 0.75rem;
    text-align: center;
}

.window-tab.active {
    position: relative;
    top: 1px;
    background: var(--panel-bg);
    color: var(--text);
    border-color: var(--border-light) var(--border-dark) var(--panel-bg) var(--border-light);
}

.window-tab.unread:not(.active) {
    color: var(--accent);
}

.window-tab.mention:not(.active) {
    color: var(--warning);
    font-weight: 700;
}

.tab-close {
    width: 20px;
    min-width: 20px;
    padding: 0;
}

.topic-bar {
    display: flex;
    align-items: center;
    min-width: 0;
    border-bottom: 1px solid var(--border-dark);
    background: var(--panel-bg);
    color: var(--muted);
    padding: 0 7px;
    font-size: 0.84rem;
}

.topic-bar span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.scrollback {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    justify-content: safe flex-end;
    min-height: 0;
    margin: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 4px 6px;
    scrollbar-gutter: stable;
    background: var(--panel-sunken);
    color: var(--text);
    font-family: var(--message-font);
    font-size: var(--message-font-size);
    line-height: var(--line-height, 1.35);
    list-style: none;
    -webkit-overflow-scrolling: touch;
}

.scroll-line {
    display: grid;
    flex: 0 0 auto;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 7px;
    padding: var(--line-pad-y, 2px) 2px;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

.scroll-line time {
    color: var(--muted);
}

.scroll-line span {
    min-width: 0;
}

.line-message.own span,
.line-private.own span {
    color: var(--own);
}

.line-action span {
    color: var(--warning);
    font-style: italic;
}

.line-joinpart span {
    color: var(--join);
}

.line-notice span {
    color: var(--notice);
}

.line-whois span {
    color: var(--accent);
}

.line-topic span,
.line-mode span {
    color: var(--accent);
}

.line-kick span,
.line-error span {
    color: var(--error);
}

.line-warning span {
    color: var(--warning);
}

.scroll-line.mention {
    background: var(--mention);
}

.irc-bold {
    font-weight: 700;
}

.irc-italic {
    font-style: italic;
}

.irc-underline {
    text-decoration: underline;
}

.irc-fg-0 { color: #ffffff; }
.irc-fg-1 { color: #000000; }
.irc-fg-2 { color: #2356d6; }
.irc-fg-3 { color: #148214; }
.irc-fg-4 { color: #d42a2a; }
.irc-fg-5 { color: #7a2f2f; }
.irc-fg-6 { color: #9b3fb4; }
.irc-fg-7 { color: #d17925; }
.irc-fg-8 { color: #d4bd22; }
.irc-fg-9 { color: #2eb82e; }
.irc-fg-10 { color: #19a9a9; }
.irc-fg-11 { color: #38c7e8; }
.irc-fg-12 { color: #4078ff; }
.irc-fg-13 { color: #d75fd7; }
.irc-fg-14 { color: #808080; }
.irc-fg-15 { color: #d0d0d0; }

.irc-bg-0 { background-color: #ffffff; }
.irc-bg-1 { background-color: #000000; }
.irc-bg-2 { background-color: #2356d6; }
.irc-bg-3 { background-color: #148214; }
.irc-bg-4 { background-color: #d42a2a; }
.irc-bg-5 { background-color: #7a2f2f; }
.irc-bg-6 { background-color: #9b3fb4; }
.irc-bg-7 { background-color: #d17925; }
.irc-bg-8 { background-color: #d4bd22; }
.irc-bg-9 { background-color: #2eb82e; }
.irc-bg-10 { background-color: #19a9a9; }
.irc-bg-11 { background-color: #38c7e8; }
.irc-bg-12 { background-color: #4078ff; }
.irc-bg-13 { background-color: #d75fd7; }
.irc-bg-14 { background-color: #808080; }
.irc-bg-15 { background-color: #d0d0d0; }

.nick-pane {
    display: grid;
    grid-template-rows: 26px minmax(0, 1fr);
    min-height: 0;
}

.nick-pane header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-dark);
    background: var(--panel-raised);
    padding: 0 7px;
    font-size: 0.82rem;
}

.nick-pane ol {
    margin: 0;
    overflow-y: auto;
    padding: 3px 0;
    list-style: none;
    background: var(--panel-sunken);
    font-family: var(--message-font);
    font-size: var(--message-font-size);
}

.nick-pane li {
    color: var(--nick-color, var(--text));
    overflow: hidden;
    cursor: pointer !important;
    padding: 2px 8px;
    text-overflow: ellipsis;
    user-select: none;
    white-space: nowrap;
}

.nick-pane li span {
    color: inherit;
    cursor: pointer !important;
    user-select: none;
}

.nick-pane li:hover {
    background: color-mix(in srgb, var(--accent), transparent 75%);
}

.nick-pane li.nick-owner {
    color: #ffcf66 !important;
    font-weight: 700;
}

.nick-pane li.nick-admin {
    color: #ff9f6e !important;
    font-weight: 700;
}

.nick-pane li.nick-op {
    color: #78d6ff !important;
    font-weight: 650;
}

.nick-pane li.nick-halfop {
    color: #a9d6ff !important;
}

.nick-pane li.nick-voice {
    color: #88e09f !important;
}

.nick-pane li.nick-normal {
    color: var(--text) !important;
}

.drawer-close {
    display: none;
}

.command-line {
    display: grid;
    grid-template-columns: minmax(76px, auto) minmax(0, 1fr) auto;
    gap: 4px;
    align-items: center;
    border-top: 1px solid var(--border-dark);
    background: var(--panel-raised);
    padding: 4px;
}

.command-line span {
    overflow: hidden;
    color: var(--muted);
    text-overflow: ellipsis;
    white-space: nowrap;
}

input,
select {
    min-width: 0;
    border-color: var(--border-dark) var(--border-light) var(--border-light) var(--border-dark);
    border-style: solid;
    border-width: 1px;
    background: var(--input-bg);
    color: var(--text);
    padding: 4px 6px;
    outline: none;
}

input:focus,
select:focus {
    outline: 1px dotted var(--accent);
}

.status-bar {
    display: grid;
    grid-template-columns: minmax(92px, 1fr) minmax(90px, 1fr) minmax(150px, 2fr) minmax(90px, 1fr) minmax(80px, 1fr);
    gap: 1px;
    align-items: center;
    overflow: hidden;
    font-size: 0.78rem;
}

.status-bar span {
    overflow: hidden;
    border-left: 1px solid var(--border-dark);
    padding: 0 6px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.irc-modal-backdrop {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(0, 0, 0, 0.48);
    z-index: 40;
}

.irc-modal {
    display: block;
    position: relative;
    width: min(92vw, 520px);
    height: auto;
    max-height: 88vh;
    overflow: auto;
    box-shadow: 6px 8px 0 rgba(0, 0, 0, 0.25);
    z-index: 41;
}

.connect-modal {
    width: min(92vw, 680px);
}

.options-modal {
    width: min(94vw, 820px);
}

.help-modal {
    width: min(94vw, 760px);
}

.channel-list-modal {
    width: min(96vw, 900px);
}

.irc-modal header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 30px;
    background: var(--accent);
    color: #001018;
    padding: 0 8px;
}

.irc-modal h2,
.irc-modal h3,
.irc-modal p {
    margin: 0;
}

.irc-modal h2 {
    font-size: 0.98rem;
}

.irc-modal h3 {
    margin-bottom: 7px;
    font-size: 0.86rem;
}

.irc-modal > label,
.modal-grid,
.option-columns,
.advanced-box,
.choice-list,
.help-list,
.channel-list,
.irc-modal p,
.irc-modal details {
    margin: 10px;
}

.irc-modal label {
    display: grid;
    gap: 4px;
}

.irc-modal label span {
    color: var(--muted);
    font-size: 0.78rem;
}

.modal-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
}

.checkbox-row {
    display: flex !important;
    align-items: center;
    gap: 7px;
}

.checkbox-row input {
    min-width: auto;
}

.advanced-box {
    display: grid;
    gap: 7px;
    border: 1px solid var(--border-dark);
    background: var(--panel-sunken);
    padding: 8px;
}

.choice-list {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.option-columns {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.option-columns section {
    display: grid;
    align-content: start;
    gap: 8px;
}

.help-list {
    display: grid;
    gap: 8px;
}

.help-list p {
    font-family: var(--message-font);
    font-size: var(--message-font-size);
}

.channel-list {
    max-height: 58vh;
    overflow: auto;
}

.channel-list table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--message-font);
    font-size: var(--message-font-size);
}

.channel-list th,
.channel-list td {
    border-bottom: 1px solid var(--border-dark);
    padding: 4px 6px;
    text-align: left;
    vertical-align: top;
}

.channel-list th:nth-child(2),
.channel-list td:nth-child(2) {
    width: 70px;
    text-align: right;
}

.channel-list td:first-child {
    width: 170px;
}

.channel-list td button {
    border: 0;
    background: transparent;
    color: var(--accent);
    cursor: pointer;
    padding: 0;
    text-align: left;
}

.channel-list td button:hover {
    text-decoration: underline;
}

.irc-modal footer {
    display: flex;
    justify-content: end;
    gap: 6px;
    border-top: 1px solid var(--border-dark);
    background: var(--panel-raised);
    padding: 8px 10px;
}

.nick-menu {
    position: fixed;
    z-index: 50;
    display: grid;
    min-width: 130px;
    border-color: var(--border-light) var(--border-dark) var(--border-dark) var(--border-light);
    border-style: solid;
    border-width: 1px;
    background: var(--panel-raised);
    padding: 2px;
}

.nick-menu button {
    width: 100%;
    border-color: transparent;
    background: transparent;
    text-align: left;
}

.nick-menu button:hover {
    background: var(--accent);
    color: #001018;
}

#blazor-error-ui {
    position: fixed;
    right: 10px;
    bottom: 10px;
    display: none;
    z-index: 1000;
    border: 1px solid #770000;
    background: #fff0f0;
    color: #770000;
    padding: 0.75rem 2rem 0.75rem 0.75rem;
}

#blazor-error-ui .dismiss {
    position: absolute;
    right: 0.5rem;
    top: 0.4rem;
    cursor: pointer;
}

.blazor-error-boundary {
    border: 1px solid var(--error);
    background: var(--panel-bg);
    color: var(--error);
    padding: 1rem;
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

@media (max-width: 760px) {
    .irc-client {
        grid-template-rows: 24px 42px minmax(0, 1fr) 52px 26px;
        min-height: 0;
    }

    .menu-bar {
        overflow-x: auto;
        overflow-y: hidden;
        padding-inline: 3px;
        scrollbar-width: none;
        white-space: nowrap;
        z-index: 70;
    }

    .menu-bar::-webkit-scrollbar {
        display: none;
    }

    .menu-item {
        flex: 0 0 auto;
    }

    .menu-bar button {
        min-width: 44px;
        padding-inline: 7px;
    }

    .menu-dropdown {
        position: fixed;
        top: 24px;
        left: 4px;
        width: min(220px, calc(100vw - 8px));
        max-height: calc(100dvh - 32px);
        overflow-y: auto;
    }

    .tool-bar {
        display: grid;
        grid-template-columns: repeat(5, minmax(0, 1fr));
        gap: 4px;
        overflow: hidden;
        padding: 4px;
    }

    .tool-bar button {
        min-width: 0;
        min-height: 34px;
        padding: 4px 6px;
        text-align: center;
        white-space: nowrap;
    }

    .tool-disconnect,
    .tool-options,
    .tool-clear,
    .tool-about {
        display: none;
    }

    .mobile-users-button {
        display: inline-block;
    }

    .irc-main {
        grid-template-columns: 1fr;
        padding: 2px;
    }

    .window-pane {
        grid-template-rows: 31px 24px minmax(0, 1fr);
    }

    .tab-strip {
        padding-inline: 2px;
    }

    .window-tab {
        min-width: 58px;
        max-width: 132px;
        padding-inline: 7px;
    }

    .tab-close {
        width: 26px;
        min-width: 26px;
    }

    .scrollback {
        padding: 7px 5px 10px;
    }

    .scroll-line {
        gap: 5px;
        padding-block: 2px;
    }

    .nick-pane {
        position: fixed;
        top: 66px;
        right: 0;
        bottom: 78px;
        width: min(82vw, 300px);
        display: grid;
        transform: translateX(105%);
        transition: transform 140ms ease;
        z-index: 30;
        box-shadow: -6px 0 0 rgba(0, 0, 0, 0.24);
    }

    .nick-pane.open {
        transform: translateX(0);
    }

    .drawer-close {
        display: inline-block;
        border: 0;
        background: transparent;
        color: var(--text);
    }

    .command-line {
        grid-template-columns: minmax(38px, 62px) minmax(0, 1fr) auto;
        gap: 5px;
        padding: 6px;
    }

    .command-line input,
    .command-line button {
        min-height: 38px;
    }

    .command-line button {
        padding-inline: 12px;
    }

    .status-bar {
        grid-template-columns: minmax(80px, 1fr) minmax(90px, 1fr);
        font-size: 0.74rem;
    }

    .status-bar span:nth-child(n+3) {
        display: none;
    }

    .irc-modal {
        width: calc(100vw - 12px);
        max-height: calc(100dvh - 12px);
    }

    .irc-modal footer {
        position: sticky;
        bottom: 0;
    }

    .modal-grid,
    .option-columns {
        grid-template-columns: 1fr;
    }
}