:root {
    --bg-top: #f8fbff;
    --bg-bottom: #edf4fb;
    --panel: #ffffff;
    --panel-soft: rgba(255, 255, 255, 0.9);
    --line: rgba(76, 114, 148, 0.16);
    --text: #1d2a38;
    --muted: #6e8094;
    --accent: #2f80ed;
    --accent-strong: #1f6fd9;
    --bubble: #f1f7fd;
    --bubble-mine: #dff1ff;
    --danger: #c84b5c;
    --shadow: 0 24px 60px rgba(34, 72, 112, 0.12);
}

* {
    box-sizing: border-box;
}

p{
    margin: 0;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: "Pretendard Variable", "Apple SD Gothic Neo", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.95), transparent 30%),
        linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
}

button,
textarea {
    font: inherit;
}

button {
    border: 0;
    cursor: pointer;
}

img {
    display: block;
    max-width: 100%;
}

[hidden] {
    display: none !important;
}

.launch-screen {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.launch-card,
.modal-card {
    border: 1px solid var(--line);
    background: var(--panel-soft);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
}

.launch-card {
    width: min(100%, 520px);
    padding: 42px 34px;
    border-radius: 32px;
    text-align: center;
    animation: float-up 0.5s ease;
}

.admin-screen {
    align-items: start;
    padding-top: 10vh;
}

.admin-card {
    width: min(100%, 640px);
}

.launch-card h1 {
    margin: 0;
    font-size: clamp(32px, 5vw, 44px);
}

.launch-copy,
.modal-copy,
.status-text,
.empty-state,
.empty-text {
    color: var(--muted);
}

.launch-copy {
    margin: 18px 0 0;
    line-height: 1.6;
}

.eyebrow {
    margin: 0 0 10px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--muted);
}

.launch-button,
.primary-button,
.ghost-button,
.member-chip,
.icon-button {
    transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, opacity 0.18s ease, box-shadow 0.18s ease;
}

.launch-button,
.primary-button {
    color: #fff;
    background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.launch-button:hover,
.primary-button:hover,
.ghost-button:hover,
.member-chip:hover,
.icon-button:hover {
    transform: translateY(-1px);
}

.launch-button {
    min-width: 220px;
    min-height: 62px;
    margin-top: 28px;
    border-radius: 999px;
    font-size: 20px;
    font-weight: 700;
    box-shadow: 0 18px 28px rgba(47, 128, 237, 0.24);
}

.admin-action-grid {
    display: grid;
    gap: 12px;
    margin-top: 28px;
}

.mode-grid,
.game-grid {
    display: grid;
    gap: 14px;
    margin-top: 18px;
}

.game-list-grid {
    display: grid;
    gap: 14px;
}

.game-list-item {
    display: grid;
    gap: 8px;
    width: 100%;
    padding: 22px 24px;
    border: 1px solid var(--line);
    border-radius: 24px;
    text-align: left;
    color: var(--text);
    background: rgba(248, 251, 255, 0.96);
}

.game-list-item strong {
    font-size: 22px;
}

.game-list-item span {
    color: var(--muted);
    line-height: 1.5;
}

.game-list-item:hover {
    border-color: rgba(47, 128, 237, 0.3);
    background: rgba(225, 241, 255, 0.92);
    box-shadow: 0 10px 20px rgba(47, 128, 237, 0.1);
}

.game-list-item.is-active {
    border-color: rgba(47, 128, 237, 0.4);
    background: rgba(225, 241, 255, 0.95);
    box-shadow: 0 12px 24px rgba(47, 128, 237, 0.14);
}

.mode-option,
.game-option {
    display: grid;
    gap: 6px;
    width: 100%;
    padding: 20px 22px;
    border: 1px solid var(--line);
    border-radius: 22px;
    text-align: left;
    color: var(--text);
    background: rgba(248, 251, 255, 0.95);
}

.mode-option strong,
.game-option {
    font-size: 18px;
}

.mode-option span {
    color: var(--muted);
    line-height: 1.5;
}

.mode-option:hover {
    border-color: rgba(47, 128, 237, 0.3);
    background: rgba(225, 241, 255, 0.92);
    box-shadow: 0 10px 20px rgba(47, 128, 237, 0.1);
}

.game-card {
    width: min(100%, 1100px);
    background: var(--panel);
}

.game-body {
    position: relative;
    padding-bottom: 30px;
}

.sudoku-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    height: 100%;
    min-height: 0;
}

.sudoku-main {
    display: grid;
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 18px;
    min-height: 0;
}

.sudoku-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.stat-card,
.ranking-panel {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: rgba(248, 251, 255, 0.96);
}

.stat-card {
    padding: 16px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    color: var(--muted);
}

.sudoku-stage {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 24px;
    align-items: stretch;
    min-height: 0;
}

.sudoku-pad-section,
.sudoku-board-section {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 12px;
    min-height: 0;
}

.section-title {
    margin: 0;
    font-size: 20px;
}

.sudoku-board {
    display: grid;
    grid-template-columns: repeat(var(--grid-columns, 3), minmax(0, 1fr));
    /* gap: 14px; */
    width: 100%;
    margin: 0 auto;
    align-content: center;
}

.sudoku-number-pad{
    display: grid;
    grid-template-columns: repeat(var(--grid-columns, 3), minmax(0, 1fr));
    gap: 14px;
    width: 100%;
    margin: 0 auto;
    align-content: start !important;
}

.sudoku-pad-button,
.sudoku-cell {
    min-height: 0;
    aspect-ratio: 1 / 1;
    border: 1px solid var(--line);
    /* border-radius: 24px; */
    font-size: clamp(18px, 2.5vw, 32px);
    font-weight: 700;
    color: var(--text);
    background: #fff;
}

.sudoku-board[data-board-size="16"] {
    /* gap: 10px; */
}

.sudoku-board[data-board-size="81"] {
    /* gap: 8px; */
}

.sudoku-board[data-board-size="16"] .sudoku-cell {
    /* border-radius: 18px; */
}

.sudoku-board[data-board-size="81"] .sudoku-cell {
    /* border-radius: 14px; */
}

.sudoku-pad-button.is-active,
.sudoku-cell.is-selectable:hover,
.sudoku-cell.is-selected {
    border-color: rgba(47, 128, 237, 0.38);
    background: rgba(225, 241, 255, 0.95);
    box-shadow: 0 10px 20px rgba(47, 128, 237, 0.12);
}

.sudoku-cell.is-fixed {
    color: #2666b8;
    background: rgba(223, 241, 255, 0.95);
}

.sudoku-cell.is-filled:not(.is-fixed) {
    background: rgba(239, 248, 235, 0.95);
    color: #2f6f43;
}

.sudoku-cell.is-region-top {
    border-top-width: 3px;
    border-top-color: rgba(38, 102, 184, 0.55);
}

.sudoku-cell.is-region-left {
    border-left-width: 3px;
    border-left-color: rgba(38, 102, 184, 0.55);
}

.sudoku-cell.is-region-right {
    border-right-width: 3px;
    border-right-color: rgba(38, 102, 184, 0.55);
}

.sudoku-cell.is-region-bottom {
    border-bottom-width: 3px;
    border-bottom-color: rgba(38, 102, 184, 0.55);
}

.sudoku-board-header,
.ranking-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.ranking-panel-header *{
    color: #fff;
}

.ranking-panel {
    padding: 18px;
    position: absolute;
    top:50%;
    left:50%;
    transform: translate(-50%,-50%);
    background-color: #393636;
    max-height: 60%;
    min-width: 360px;
}

#sudoku-modal {
    padding: 0;
    place-items: stretch;
}

#sudoku-modal .modal-card {
    width: 100vw;
    max-width: none;
    height: 100dvh;
    max-height: none;
    min-height: 100dvh;
    border-radius: 0;
}

#sudoku-modal .modal-header,
#sudoku-modal .modal-body {
    flex-shrink: 0;
}

#sudoku-modal .modal-header {
    padding-top: 18px;
    padding-bottom: 14px;
}

#sudoku-modal .modal-body {
    overflow: hidden;
    padding-top: 0;
    padding-bottom: 18px;
}

#sudoku-modal .game-body {
    display: grid;
    grid-template-rows: minmax(0, 1fr);
    padding-bottom: 18px;
}

#sudoku-modal .sudoku-layout {
    gap: 18px;
}

#sudoku-modal #sudoku-ranking-panel {
    overflow: auto;
}

#sudoku-modal .sudoku-main {
    gap: 14px;
}

#sudoku-modal .modal-copy,
#sudoku-modal .game-user-inline,
#sudoku-modal .stat-label,
#sudoku-modal .status-text {
    line-height: 1.35;
}

#sudoku-modal .sudoku-stage {
    grid-template-columns: minmax(0, 1fr) clamp(132px, 21vw, 240px);
    gap: 18px;
}

#sudoku-modal .sudoku-board-section,
#sudoku-modal .sudoku-pad-section {
    min-height: 0;
}

#sudoku-modal .sudoku-board {
    inline-size: min(100%, calc((100dvh - 270px) * 0.8));
    block-size: min(100%, calc((100dvh - 270px) * 0.8));
    aspect-ratio: 1 / 1;
}

#sudoku-modal .sudoku-number-pad {
    inline-size: 100%;
    block-size: min(100%, calc(100dvh - 290px));
    align-content: stretch;
}

#sudoku-modal .sudoku-pad-button,
#sudoku-modal .sudoku-cell {
    /* border-radius: clamp(10px, 1.6vw, 24px); */
    font-size: clamp(16px, 2vw, 32px);
}

#sudoku-modal .sudoku-board[data-board-size="16"] {
    /* gap: clamp(6px, 1vw, 10px); */
}

#sudoku-modal .sudoku-board[data-board-size="81"] {
    /* gap: clamp(3px, 0.7vw, 8px); */
}

#sudoku-modal .sudoku-board[data-board-size="16"] .sudoku-cell {
    /* border-radius: clamp(8px, 1.2vw, 18px); */
}

#sudoku-modal .sudoku-board[data-board-size="81"] .sudoku-cell {
    /* border-radius: clamp(5px, 0.8vw, 14px); */
}

.ranking-list {
    display: grid;
    gap: 10px;
    margin-top: 14px;
}

.ranking-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
}

.ranking-item p,
.ranking-score span {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 13px;
}

.ranking-score {
    text-align: right;
}
.ranking-score span {
    width: 100px;
    display: inline-block;
}

.game-user-inline {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 8px 0 0;
    font-size: 13px;
    color: var(--muted);
}

.game-user-inline strong {
    color: var(--text);
}

.sudoku-toast {
    position: fixed;
    left: 50%;
    bottom: 38px;
    z-index: 40;
    padding: 14px 18px;
    border-radius: 999px;
    color: #fff;
    background: linear-gradient(180deg, #ff8fa3 0%, #ff6f91 100%);
    box-shadow: 0 16px 30px rgba(255, 111, 145, 0.28);
    transform: translate(-50%, 18px);
    opacity: 0;
    transition: opacity 0.18s ease, transform 0.18s ease;
    pointer-events: none;
}

.sudoku-toast.is-visible {
    opacity: 1;
    transform: translate(-50%, 0);
}

.sudoku-countdown-layer {
    position: absolute;
    inset: 0;
    z-index: 5;
    display: grid;
    place-items: center;
    background: rgba(20, 39, 61, 0.48);
    backdrop-filter: blur(6px);
}

.sudoku-countdown-card {
    display: grid;
    gap: 10px;
    min-width: 220px;
    padding: 28px 30px;
    border: 1px solid rgba(255, 255, 255, 0.32);
    border-radius: 28px;
    text-align: center;
    color: #fff;
    background: rgba(255, 255, 255, 0.16);
    box-shadow: 0 18px 36px rgba(8, 24, 43, 0.22);
}

.sudoku-countdown-card strong {
    font-size: 68px;
    line-height: 1;
}

.sudoku-countdown-card p:last-child {
    margin: 0;
}

.game-option:disabled {
    cursor: default;
    opacity: 1;
    color: var(--muted);
    background: rgba(248, 251, 255, 0.72);
}

.admin-ghost {
    width: 100%;
}

.dim-layer {
    position: fixed;
    inset: 0;
    z-index: 10;
    background: rgba(16, 35, 56, 0.32);
    opacity: 0;
    transition: opacity 0.22s ease;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 20;
    display: grid;
    place-items: center;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.22s ease;
}

.modal-card {
    width: min(100%, 720px);
    max-height: min(100vh - 48px, 920px);
    min-height: min(720px, calc(100vh - 48px));
    border-radius: 30px;
    overflow: hidden;
    transform: translateY(12px);
    opacity: 0;
    transition: transform 0.22s ease, opacity 0.22s ease;
}

.modal-wide .modal-card {
    width: min(100%, 1200px);
    max-height: min(100vh - 48px, 960px);
    min-height: min(760px, calc(100vh - 48px));
    background: var(--panel);
}

.dim-layer.is-visible,
.modal.is-visible {
    opacity: 1;
}

.modal.is-visible .modal-card {
    transform: translateY(0);
    opacity: 1;
}

.modal.is-closing .modal-card {
    transform: translateY(12px);
    opacity: 0;
}

.modal-header,
.modal-footer,
.chat-toolbar,
.composer {
    padding-left: 28px;
    padding-right: 28px;
}

.modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    padding-top: 26px;
    padding-bottom: 18px;
}

.modal-header h2 {
    margin: 0;
}

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

.modal-body {
    padding: 0 28px 10px;
}

.chat-card,
.game-card,
#member-modal .modal-card,
#mode-modal .modal-card,
#game-list-modal .modal-card,
#sudoku-difficulty-modal .modal-card,
#leave-modal .modal-card {
    display: flex;
    flex-direction: column;
}

.chat-card,
.game-card {
    min-height: 0;
}

.modal-body {
    flex: 1 1 auto;
    overflow: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 18px;
    padding-bottom: 26px;
}

.ghost-button,
.primary-button {
    min-height: 48px;
    padding: 0 20px;
    border-radius: 16px;
    font-weight: 700;
}

.ghost-button {
    border: 1px solid var(--line);
    color: var(--text);
    background: rgba(248, 251, 255, 0.92);
}

.primary-button:disabled,
.ghost-button:disabled {
    cursor: wait;
    opacity: 0.65;
}

.icon-button {
    width: 42px;
    height: 42px;
    border-radius: 999px;
    color: var(--text);
    background: rgba(245, 250, 255, 0.95);
}

.member-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    padding-top: 6px;
}

.member-entry {
    display: grid;
    gap: 10px;
}

.member-name-input {
    width: 100%;
    min-height: 52px;
    padding: 0 16px;
    border: 1px solid var(--line);
    border-radius: 16px;
    color: var(--text);
    background: rgba(248, 251, 255, 0.95);
}

.member-name-input:focus {
    outline: none;
    border-color: rgba(47, 128, 237, 0.4);
    box-shadow: 0 0 0 4px rgba(47, 128, 237, 0.1);
}

.member-entry-help {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.5;
}

.member-chip {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    max-width: 100%;
    min-height: 56px;
    padding: 10px 16px 10px 10px;
    border: 1px solid var(--line);
    border-radius: 18px;
    color: var(--text);
    background: rgba(248, 251, 255, 0.95);
}

.member-chip.is-active {
    border-color: rgba(47, 128, 237, 0.3);
    background: rgba(225, 241, 255, 0.95);
    box-shadow: 0 10px 20px rgba(47, 128, 237, 0.12);
}

.member-avatar,
.message-avatar {
    display: grid;
    place-items: center;
    overflow: hidden;
    border-radius: 50%;
    background: #dcecff;
    color: #2666b8;
    font-weight: 700;
}

.member-avatar {
    width: 38px;
    height: 38px;
    flex-shrink: 0;
}

.member-avatar img,
.message-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-card {
    display: grid;
    grid-template-rows: auto auto auto 1fr auto;
    min-height: 0;
}

.chat-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-top: 0;
    padding-bottom: 14px;
}

.status-text {
    margin: 0;
    font-size: 14px;
}

.status-text[data-error="true"] {
    color: var(--danger);
}

.error-banner {
    margin: 0 28px 8px;
    padding: 12px 14px;
    border-radius: 16px;
    color: var(--danger);
    background: rgba(200, 75, 92, 0.12);
}

.message-list {
    overflow-y: auto;
    padding: 8px 28px 28px;
    min-height: 0;
    overscroll-behavior: contain;
    scroll-behavior: smooth;
}

.empty-state,
.empty-text {
    margin: 0;
    padding: 18px;
    border: 1px dashed var(--line);
    border-radius: 18px;
    text-align: center;
    background: rgba(248, 251, 255, 0.96);
}

.date-divider {
    position: sticky;
    top: 8px;
    width: fit-content;
    margin: 18px auto;
    padding: 8px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 12px;
    color: var(--muted);
    background: rgba(255, 255, 255, 0.98);
}

.notice-row {
    width: fit-content;
    margin: 14px auto 0;
    padding: 8px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 13px;
    color: var(--muted);
    background: rgba(244, 249, 255, 0.98);
    text-align: center;
}

.message-row {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    margin-top: 18px;
    animation: float-up 0.24s ease;
}

.message-row.is-mine {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
}

.message-stack {
    max-width: min(76%, 620px);
    min-width: 0;
}

.message-row.is-mine .message-stack {
    text-align: right;
}

.message-name {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
}

.message-bubble {
    padding: 14px 16px;
    border-radius: 20px 20px 20px 6px;
    background: var(--bubble);
    line-height: 1.5;
}

.message-row.is-mine .message-bubble {
    border-radius: 20px 20px 6px 20px;
    background: var(--bubble-mine);
}

.message-bubble p,
.message-action {
    margin: 0;
}

.message-bubble p {
    white-space: pre-wrap;
    word-break: break-word;
}

.message-action {
    margin-bottom: 8px;
    font-size: 13px;
    color: var(--muted);
}

.message-time {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--muted);
}

.composer {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
    padding-top: 18px;
    padding-bottom: 28px;
    border-top: 1px solid var(--line);
    background: rgba(247, 251, 255, 0.92);
}

.composer-field {
    display: block;
}

.composer textarea {
    width: 100%;
    min-height: 56px;
    max-height: 160px;
    resize: none;
    padding: 16px 18px;
    border: 1px solid var(--line);
    border-radius: 20px;
    outline: none;
    color: var(--text);
    background: #ffffff;
}

.composer textarea:focus {
    border-color: rgba(47, 128, 237, 0.38);
    box-shadow: 0 0 0 4px rgba(47, 128, 237, 0.1);
}

.send-button {
    min-width: 112px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@keyframes float-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@media (max-width: 720px) {
    .launch-screen {
        padding: 18px;
    }

    .launch-card,
    .modal-card,
    .modal-wide .modal-card {
        width: 100%;
        max-height: 100vh;
        min-height: 100vh;
        border-radius: 0;
    }

    .modal {
        padding: 0;
        place-items: stretch;
    }

    .modal-header,
    .modal-body,
    .modal-footer,
    .chat-toolbar,
    .composer,
    .message-list {
        padding-left: 18px;
        padding-right: 18px;
    }

    .modal-header,
    .chat-toolbar {
        /* flex-direction: column;
        align-items: flex-start; */
    }

    .header-actions,
    .modal-footer {
        width: 100%;
    }

    .header-actions {
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .modal-footer {
        flex-direction: column-reverse;
    }

    .modal-footer button,
    .header-actions .ghost-button,
    .composer .send-button {
        width: 100%;
    }

    .composer {
        grid-template-columns: 1fr;
    }

    .message-stack {
        max-width: 88%;
    }

    .sudoku-layout,
    .sudoku-stage,
    .sudoku-stats {
        grid-template-columns: 1fr;
    }

    .sudoku-number-pad{
        gap: 10px;
    }

    .sudoku-pad-button,
    .sudoku-cell {
        /* border-radius: 18px; */
        font-size: clamp(16px, 6vw, 28px);
    }

    #sudoku-modal .modal-header,
    #sudoku-modal .modal-body {
        padding-left: 18px;
        padding-right: 18px;
    }

    #sudoku-modal .header-actions {
        width: auto;
    }

    #sudoku-modal .header-actions .ghost-button,
    #sudoku-modal .header-actions .icon-button {
        width: auto;
    }

    #sudoku-modal .modal-header {
        padding-top: 14px;
        padding-bottom: 10px;
    }

    #sudoku-modal .modal-body {
        padding-bottom: 14px;
    }

    #sudoku-modal .game-body {
        padding-bottom: 8px;
    }

    #sudoku-modal .sudoku-main {
        grid-template-rows: auto auto auto;
        gap: 8px;
    }

    #sudoku-modal .sudoku-stage {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: auto auto;
        gap: 8px;
    }

    #sudoku-modal .sudoku-board {
        inline-size: 100%;
        block-size: auto;
        aspect-ratio: auto;
    }

    #sudoku-modal .sudoku-pad-section {
        grid-template-rows: auto;
    }

    #sudoku-modal .sudoku-number-pad {
        display: flex;
        flex-wrap: nowrap;
        inline-size: 100%;
        block-size: auto;
        gap: 6px;
    }

    #sudoku-modal .sudoku-pad-button,
    #sudoku-modal .sudoku-cell {
        font-size: clamp(14px, 5vw, 24px);
    }

    #sudoku-modal .sudoku-pad-button {
        flex: 1 1 0;
        aspect-ratio: auto;
        min-height: 42px;
        padding: 0;
    }

    #sudoku-modal .sudoku-cell {
        aspect-ratio: auto;
        min-height: clamp(44px, 8vw, 64px);
    }
}

@media (max-width: 560px) {
    .launch-card {
        padding: 34px 22px;
        border-radius: 28px;
    }

    .launch-button {
        width: 100%;
        min-width: 0;
        min-height: 56px;
        font-size: 18px;
    }

    .modal-header,
    .chat-toolbar,
    .composer {
        gap: 12px;
    }

    .modal-header,
    .modal-body,
    .modal-footer,
    .chat-toolbar,
    .composer,
    .message-list {
        padding-left: 14px;
        padding-right: 14px;
    }

    .modal-header {
        padding-top: 18px;
        padding-bottom: 14px;
    }

    .modal-body {
        padding-bottom: 8px;
    }

    .modal-footer,
    .composer {
        padding-top: 14px;
        padding-bottom: 18px;
    }

    .error-banner {
        margin-left: 14px;
        margin-right: 14px;
    }

    .member-list {
        display: grid;
        grid-template-columns: 1fr;
    }

    .member-chip {
        width: 100%;
        justify-content: flex-start;
    }

    .message-row,
    .message-row.is-mine {
        gap: 8px;
    }

    .message-avatar {
        width: 36px;
        height: 36px;
    }

    .message-stack {
        max-width: calc(100% - 44px);
    }

    .message-bubble {
        padding: 12px 14px;
        border-radius: 18px 18px 18px 6px;
    }

    .message-row.is-mine .message-bubble {
        border-radius: 18px 18px 6px 18px;
    }

    .composer textarea {
        min-height: 52px;
        padding: 14px 16px;
        border-radius: 18px;
    }

    .ghost-button,
    .primary-button {
        min-height: 44px;
        padding: 0 16px;
        border-radius: 14px;
    }

    .icon-button {
        width: 38px;
        height: 38px;
    }

    .game-list-item,
    .mode-option {
        padding: 18px;
        border-radius: 20px;
    }

    .game-list-item strong {
        font-size: 20px;
    }

    .sudoku-stage {
        gap: 18px;
    }

    .sudoku-board-header,
    .ranking-panel-header,
    .game-user-inline {
        align-items: flex-start;
        flex-direction: column;
    }

    .sudoku-number-pad{
        gap: 8px;
    }

    .sudoku-board {
        gap: 0px;
    }    

    .sudoku-board[data-board-size="16"] {
        /* gap: 6px; */
    }

    .sudoku-board[data-board-size="81"] {
        /* gap: 4px; */
    }

    .sudoku-pad-button,
    .sudoku-cell {
        /* border-radius: 14px; */
        font-size: clamp(14px, 5.5vw, 22px);
    }

    .sudoku-board[data-board-size="16"] .sudoku-cell {
        /* border-radius: 12px; */
    }

    .sudoku-board[data-board-size="81"] .sudoku-cell {
        /* border-radius: 8px; */
    }

    .sudoku-countdown-card {
        min-width: min(220px, calc(100vw - 32px));
        padding: 24px 20px;
    }

    .sudoku-countdown-card strong {
        font-size: 54px;
    }

    #sudoku-modal .modal-header,
    #sudoku-modal .modal-body {
        padding-left: 12px;
        padding-right: 12px;
    }

    #sudoku-modal .header-actions {
        gap: 8px;
    }

    #sudoku-modal .header-actions .ghost-button,
    #sudoku-modal .header-actions .icon-button {
        width: auto;
    }

    #sudoku-modal .sudoku-layout {
        gap: 10px;
    }

    #sudoku-modal .sudoku-main {
        grid-template-rows: auto auto auto;
        gap: 8px;
    }

    #sudoku-modal .sudoku-stats {
        gap: 8px;
        flex-direction: row;
        display: flex;
    }

    #sudoku-modal .stat-card {
        padding: 10px 12px;
        border-radius: 16px;
        display: flex;
        flex: 1 0 auto;
    }

    #sudoku-modal .section-title {
        font-size: 17px;
    }

    #sudoku-modal .sudoku-stage {
        gap: 10px;
    }

    #sudoku-modal .sudoku-board-section {
        gap: 8px;
    }

    #sudoku-modal .sudoku-board {
        inline-size: 100%;
        block-size: auto;
        aspect-ratio: auto;
    }

    #sudoku-modal .sudoku-number-pad {
        display: flex;
        flex-wrap: nowrap;
        gap: 6px;
    }

    #sudoku-modal .sudoku-board[data-board-size="16"] {
        /* gap: 4px; */
    }

    #sudoku-modal .sudoku-board[data-board-size="81"] {
        /* gap: 2px; */
    }

    #sudoku-modal .sudoku-pad-button,
    #sudoku-modal .sudoku-cell {
        /* border-radius: clamp(6px, 1.6vw, 12px); */
        font-size: clamp(12px, 4.6vw, 18px);
    }

    #sudoku-modal .sudoku-pad-button {
        flex: 1 1 0;
        aspect-ratio: auto;
        min-height: 38px;
        padding: 0;
    }

    #sudoku-modal .sudoku-cell {
        aspect-ratio: auto;
        min-height: clamp(38px, 9vw, 52px);
    }

    #sudoku-modal .sudoku-board[data-board-size="16"] .sudoku-cell {
        /* border-radius: 8px; */
    }

    #sudoku-modal .sudoku-board[data-board-size="81"] .sudoku-cell {
        /* border-radius: 5px; */
    }
}

@media (min-width: 721px) {
    .member-list {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }
}

.fill-game-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    z-index: 1200;
}

.fill-game-overlay[hidden] {
    display: none;
}

.fill-game-modal {
    width: min(860px, 100%);
    max-height: calc(100vh - 48px);
    overflow: auto;
    background: #fffdf7;
    color: #1f2937;
    border-radius: 28px;
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.22);
    overflow-x: hidden;
    border: 1px solid rgba(15, 23, 42, 0.08);
    position: relative;
}

.fill-game-header,
.fill-game-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 20px 24px;
}

.fill-game-body {
    padding: 0 24px 24px;
}

.fill-game-title {
    margin: 0;
    font-size: 28px;
    line-height: 1.2;
}

.fill-game-copy {
    margin: 4px 0 20px 0;
    color: #6b7280;
    font-size: 14px;
    display:none;
}

.fill-game-close,
.fill-game-secondary,
.fill-game-primary,
.fill-game-mode-button {
    appearance: none;
    border: 0;
    cursor: pointer;
    font: inherit;
}

.fill-game-close,
.fill-game-secondary {
    background: #f3f4f6;
    color: #111827;
    border-radius: 999px;
    padding: 12px 16px;
}

.fill-game-primary {
    background: #111827;
    color: #ffffff;
    border-radius: 999px;
    padding: 12px 18px;
}

.fill-game-primary:disabled,
.fill-game-secondary:disabled,
.fill-game-mode-button:disabled {
    opacity: 0.45;
    cursor: default;
}

.fill-game-mode-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.fill-game-doremi-options {
    margin-top: 18px;
}

.fill-game-count-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.fill-game-mode-button {
    text-align: left;
    border-radius: 22px;
    padding: 20px;
    background: linear-gradient(135deg, #fff7ed, #ffedd5);
    border: 1px solid #fdba74;
}

.fill-game-mode-button strong,
.fill-game-mode-button span {
    display: block;
}

.fill-game-mode-button strong {
    font-size: 20px;
    margin-bottom: 8px;
}

.fill-game-mode-button span {
    color: #7c2d12;
    font-size: 14px;
    line-height: 1.5;
}

.fill-game-mode-button.is-pending {
    background: linear-gradient(135deg, #f3f4f6, #e5e7eb);
    border-color: #d1d5db;
}

.fill-game-mode-button.is-pending span {
    color: #4b5563;
}

.fill-game-play {
    display: grid;
    gap: 18px;
}

.fill-game-card {
    background: linear-gradient(180deg, #ffffff, #f9fafb);
    border: 1px solid #e5e7eb;
    border-radius: 24px;
    padding: 22px;
}

.fill-game-stats {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.fill-game-stat {
    background: #fff7ed;
    border: 1px solid #fdba74;
    border-radius: 18px;
    padding: 14px 16px;
}

.fill-game-stat-label {
    display: block;
    color: #9a3412;
    font-size: 12px;
    margin-bottom: 6px;
}

.fill-game-stat-value {
    display: block;
    font-size: 28px;
    font-weight: 800;
}

.fill-game-label {
    margin: 0 0 10px;
    font-size: 13px;
    color: #6b7280;
    letter-spacing: 0.04em;
}

.fill-game-question {
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
    font-size: clamp(32px, 7vw, 64px);
    font-weight: 800;
    letter-spacing: 0.08em;
}

.fill-game-question-char {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1em;
}

.fill-game-question-input {
    width: 1.2em;
    height: 1.2em;
    padding: 0;
    border: 3px solid #f97316;
    border-radius: 0.18em;
    background: #ffffff;
    color: #111827;
    font: inherit;
    text-align: center;
    line-height: 1;
}

.fill-game-question-input.is-editable {
    outline: none;
}

.fill-game-question-input.is-editable:focus {
    border-color: #fb923c;
    box-shadow: 0 0 0 3px rgba(251, 146, 60, 0.18);
}

.fill-game-answer-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.fill-game-answer-input {
    width: 88px;
    padding: 16px 14px;
    border-radius: 18px;
    border: 1px solid #d1d5db;
    font-size: 32px;
    text-align: center;
    ime-mode: active;
}

.fill-game-answer-input:focus {
    outline: 2px solid #fb923c;
    border-color: #fb923c;
}

.fill-game-hint {
    margin: 0;
    color: #6b7280;
    font-size: 13px;
}

.fill-game-result {
    min-height: 24px;
    margin: 0;
    font-size: 15px;
    font-weight: 700;
}

.fill-game-result[data-state="success"] {
    color: #15803d;
}

.fill-game-result[data-state="error"] {
    color: #b91c1c;
}

.fill-game-loading {
    margin: 0 0 20px 0;
    color: #6b7280;
}

.fill-game-ranking-list {
    display: grid;
    gap: 10px;
}

.fill-game-ranking-item {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 12px 14px;
}

.fill-game-ranking-rank {
    font-size: 18px;
    font-weight: 800;
    color: #9a3412;
}

.fill-game-ranking-name {
    font-weight: 700;
}

.fill-game-ranking-meta {
    font-size: 12px;
    color: #6b7280;
}

.fill-game-ranking-score {
    font-size: 18px;
    font-weight: 800;
}

.fill-game-empty {
    margin: 0;
    color: #6b7280;
}

.fill-game-ranking-more {
    appearance: none;
    border: 0;
    cursor: pointer;
    margin-top: 4px;
    padding: 12px 14px;
    border-radius: 14px;
    background: #f3f4f6;
    color: #111827;
    font: inherit;
    font-weight: 700;
}

.fill-game-toast {
    position: absolute;
    left: 50%;
    bottom: 32px;
    transform: translateX(-50%);
    z-index: 4;
    width: min(420px, calc(100% - 48px));
    padding: 14px 18px;
    border-radius: 18px;
    font-size: 15px;
    font-weight: 700;
    text-align: center;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.12);
    pointer-events: none;
}

.fill-game-toast[data-state="success"] {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #86efac;
}

.fill-game-toast[data-state="error"] {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

.fill-game-ranking-modal {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.fill-game-ranking-modal[hidden] {
    display: none;
}

.fill-game-ranking-dialog {
    width: min(620px, 100%);
    max-height: calc(100vh - 120px);
    overflow: auto;
    background: #ffffff;
    border-radius: 24px;
    border: 1px solid #e5e7eb;
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.2);
}

.fill-game-ranking-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 20px 22px 12px;
}

.fill-game-ranking-body {
    padding: 0 22px 22px;
}

.fill-game-countdown-layer,
.fill-game-end-layer {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(15, 23, 42, 0.55);
    z-index: 3;
}

.fill-game-countdown-layer[hidden],
.fill-game-end-layer[hidden] {
    display: none;
}

.fill-game-countdown-card,
.fill-game-end-card {
    width: min(520px, 100%);
    text-align: center;
    background: #fffdf7;
    border-radius: 28px;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 24px 80px rgba(15, 23, 42, 0.22);
    padding: 28px 24px;
}

.fill-game-countdown-text {
    display: block;
    margin: 6px 0 12px;
    font-size: clamp(56px, 14vw, 96px);
    line-height: 1;
    font-weight: 900;
    color: #111827;
}

.fill-game-end-card .fill-game-ranking-list {
    margin: 18px 0 20px;
    text-align: left;
}

@media (max-width: 640px) {
    .fill-game-mode-grid,
    .fill-game-stats {
        grid-template-columns: 1fr;
    }

    .fill-game-header,
    .fill-game-footer,
    .fill-game-body,
    .fill-game-ranking-body,
    .fill-game-ranking-header,
    .fill-game-countdown-card,
    .fill-game-end-card {
        padding-left: 18px;
        padding-right: 18px;
    }

    .fill-game-ranking-item {
        grid-template-columns: 42px minmax(0, 1fr);
    }

    .fill-game-ranking-score {
        grid-column: 2;
    }
}

.fill-game-answer-row [data-fill-next] {
    margin-left: auto;
}

.number-split-overlay {
    position: fixed;
    inset: 0;
    z-index: 1200;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(10, 18, 28, 0.68);
    backdrop-filter: blur(14px);
}

.number-split-modal {
    width: min(980px, 100%);
    max-height: min(92vh, 980px);
    overflow: auto;
    border-radius: 28px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background:
        radial-gradient(circle at top right, rgba(255, 213, 128, 0.22), transparent 28%),
        linear-gradient(180deg, #fffaf1 0%, #f8efe1 100%);
    box-shadow: 0 28px 72px rgba(9, 18, 28, 0.3);
}

.number-split-header,
.number-split-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 24px 28px;
}

.number-split-header {
    border-bottom: 1px solid rgba(111, 78, 55, 0.12);
}

.number-split-footer {
    border-top: 1px solid rgba(111, 78, 55, 0.12);
}

.number-split-body {
    padding: 24px 28px 28px;
}

.number-split-title {
    margin: 0;
    font-size: clamp(28px, 3vw, 38px);
    color: #3a2413;
}

.number-split-copy,
.number-split-status,
.number-split-user {
    margin: 8px 0 0;
    color: #6c4f38;
}

.number-split-close,
.number-split-ghost,
.number-split-primary,
.number-split-key {
    border: 0;
    font: inherit;
    cursor: pointer;
}

.number-split-close {
    width: 44px;
    height: 44px;
    border-radius: 999px;
    color: #5b3820;
    background: rgba(91, 56, 32, 0.08);
}

.number-split-ghost,
.number-split-primary {
    min-height: 48px;
    padding: 0 18px;
    border-radius: 16px;
    font-weight: 700;
}

.number-split-primary {
    color: #fff;
    background: linear-gradient(180deg, #de7b31 0%, #c85d1d 100%);
    box-shadow: 0 14px 24px rgba(200, 93, 29, 0.24);
}

.number-split-ghost {
    color: #6b4426;
    background: rgba(107, 68, 38, 0.08);
}

.number-split-options {
    display: grid;
    gap: 18px;
}

.number-split-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}

.number-split-option {
    display: grid;
    gap: 8px;
    padding: 18px;
    border-radius: 20px;
    border: 1px solid rgba(107, 68, 38, 0.12);
    background: rgba(255, 255, 255, 0.84);
    text-align: left;
    cursor: pointer;
}

.number-split-option.is-active {
    border-color: rgba(200, 93, 29, 0.35);
    background: rgba(255, 244, 230, 0.96);
    box-shadow: inset 0 0 0 1px rgba(200, 93, 29, 0.14);
}

.number-split-option strong {
    color: #362012;
    font-size: 17px;
}

.number-split-option span {
    color: #755740;
    line-height: 1.5;
}

.number-split-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.number-split-stat {
    padding: 18px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(107, 68, 38, 0.1);
}

.number-split-stat span {
    display: block;
    margin-bottom: 8px;
    color: #86654a;
    font-size: 13px;
}

.number-split-stat strong {
    font-size: clamp(22px, 2.5vw, 30px);
    color: #332013;
}

.number-split-problem-card,
.number-split-answer-card {
    padding: 22px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(107, 68, 38, 0.12);
}

.number-split-problem-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 200px;
    gap: 18px;
    align-items: start;
}

.number-split-lottie-card {
    width: 200px;
    height: 200px;
    display: grid;
    place-items: center;
    overflow: hidden;
    background: #fff59e;
}

.number-split-lottie-box {
    width: 200px;
    height: 200px;
}

.number-split-problem {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
    color: #2d1a0d;
    font-size: clamp(26px, 4vw, 38px);
    font-weight: 800;
}

.number-split-problem-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
}

.number-split-blank {
    min-width: 68px;
    height: 64px;
    padding: 0 14px;
    border-radius: 18px;
    border: 1px dashed rgba(94, 63, 41, 0.28);
    background: rgba(249, 241, 229, 0.95);
    color: #3f2717;
    font: inherit;
    font-weight: 800;
}

.number-split-blank.is-active {
    border-style: solid;
    border-color: #c85d1d;
    box-shadow: 0 0 0 3px rgba(200, 93, 29, 0.12);
}

.number-split-blank.is-filled {
    background: rgba(255, 255, 255, 0.98);
}

.number-split-answer-panel {
    margin-top: 18px;
}

.number-split-keypad {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin-top: 18px;
}

.number-split-key {
    min-height: 54px;
    border-radius: 16px;
    background: #fff;
    border: 1px solid rgba(111, 78, 55, 0.14);
    color: #3f2717;
    font-weight: 700;
}

.number-split-key.is-wide {
    grid-column: span 2;
}

.number-split-result {
    min-height: 24px;
    margin: 14px 0 0;
    color: #6c4f38;
    font-weight: 600;
}

.number-split-answer-result {
    margin: 0;
    min-width: 120px;
    text-align: right;
}

.number-split-result[data-state="success"] {
    color: #1f7a45;
}

.number-split-result[data-state="error"] {
    color: #b42318;
}

.number-split-countdown,
.number-split-end {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(14, 20, 30, 0.5);
    backdrop-filter: blur(10px);
}

.number-split-floating-card {
    width: min(420px, calc(100% - 32px));
    padding: 30px 28px;
    border-radius: 28px;
    text-align: center;
    background: rgba(255, 248, 238, 0.98);
    box-shadow: 0 24px 58px rgba(15, 24, 32, 0.24);
}

.number-split-floating-card strong {
    display: block;
    margin: 12px 0;
    font-size: clamp(38px, 7vw, 74px);
    color: #5c3519;
}

.number-split-play {
    position: relative;
}

.number-split-ranking-card {
    margin-top: 18px;
    text-align: left;
}

.number-split-ranking-list {
    display: grid;
    gap: 10px;
}

.number-split-ranking-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 0;
    border-bottom: 1px solid rgba(107, 68, 38, 0.08);
}

.number-split-ranking-item strong {
    color: #362012;
}

.number-split-ranking-item span {
    color: #755740;
}

.number-split-end-actions,
.number-split-footer-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

@media (max-width: 720px) {
    .number-split-header,
    .number-split-footer,
    .number-split-body {
        padding-inline: 18px;
    }

    .number-split-stats {
        grid-template-columns: 1fr;
    }

    .number-split-keypad {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .number-split-key.is-wide {
        grid-column: span 4;
    }

    .number-split-problem-layout {
        grid-template-columns: 1fr;
    }

    .number-split-lottie-card,
    .number-split-lottie-box {
        width: 100%;
        max-width: 200px;
        justify-self: center;
    }
}

.count-total-problem-layout {
    align-items: stretch;
}

.count-total-question-wrap {
    display: grid;
    gap: 18px;
}

.count-total-question {
    color: #2d1a0d;
    font-size: 20px;
    line-height: 1.7;
    font-weight: 700;
}

.count-total-inline-image {
    width: 20px;
    height: 20px;
    margin-right: 4px;
    vertical-align: -4px;
    object-fit: contain;
}

.count-total-question .add,
.count-total-question .remove {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
    min-width: 46px;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 20px;
    font-weight: 800;
}

.count-total-question .add {
    background: #ffedd5;
    color: #c2410c;
}

.count-total-question .remove {
    background: #fee2e2;
    color: #b91c1c;
}

.count-total-answer {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.count-total-answer-result {
    margin: 0;
    text-align: left;
}

.count-total-answer-label {
    color: #6b4426;
    font-size: 15px;
    font-weight: 700;
}

.count-total-answer-blank {
    min-width: 88px;
}


.add-pop{
    position:fixed;
    z-index:1000;
    width:400px;
    height:400px;
    top:40%;
    left:40%;
    transform: translate(-40%,-40%); 
    background-color: #fff;
    text-align: center;
}

.add-pop .add-pop-top button{
    font-size: 20px;;
}

.add-area{
    width:100%;
    text-align:center;
    min-height:200px;
    max-width: 400px;
    margin:0 auto;
}