/* 将棋対局サイト スタイル
   外部CDN不使用・X Server / XAMPP 共通 */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 1rem;
    font-family: "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif;
    background: #e8dcc4;
    color: #333;
    min-height: 100vh;
}

.wrapper {
    max-width: 640px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 1rem;
}

header h1 {
    margin: 0 0 0.5rem 0;
    font-size: 1.5rem;
    color: #5c4033;
}

.turn {
    font-weight: bold;
    color: #8b4513;
}

.message {
    color: #c00;
    font-size: 0.9rem;
}

header a {
    color: #6b4423;
    text-decoration: none;
}

header a:hover {
    text-decoration: underline;
}

/* 盤エリア */
.board-area {
    background: #c4a574;
    padding: 1rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.mochigoma {
    min-height: 2rem;
    padding: 0.5rem;
    text-align: center;
    font-size: 0.95rem;
}

.mochigoma.gote {
    margin-bottom: 0.5rem;
}

.mochigoma.sente {
    margin-top: 0.5rem;
}

.mochi-piece {
    display: inline-block;
    margin: 0 0.25rem;
    padding: 0.2rem 0.5rem;
    background: #e8dcc4;
    border-radius: 4px;
    cursor: pointer;
    border: 1px solid transparent;
}

.mochi-piece:hover {
    border-color: #8b4513;
    background: #f0e6d0;
}

.mochi-piece.selected {
    border-color: #8b4513;
    background: #d4c4a0;
}

/* 盤面 */
.board-container {
    overflow-x: auto;
    margin: 0 auto;
    display: table;
}

.shogi-board {
    border-collapse: collapse;
    border: 2px solid #5c4033;
    background: #deb887;
    margin: 0 auto;
}

.shogi-board td {
    width: 48px;
    height: 52px;
    padding: 0;
    border: 1px solid #8b7355;
    text-align: center;
    vertical-align: middle;
    cursor: default;
    position: relative;
}

.shogi-board td.cell {
    cursor: pointer;
}

.shogi-board td.selected {
    background: #e8c890;
    box-shadow: inset 0 0 0 2px #8b4513;
}

.shogi-board td.legal {
    background: rgba(200, 230, 180, 0.6);
}

.shogi-board td.legal:hover {
    background: rgba(160, 210, 120, 0.8);
}

.shogi-board td .piece {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    line-height: 1;
    user-select: none;
}

.shogi-board td .piece.sente {
    color: #1a1a1a;
}

.shogi-board td .piece.gote {
    color: #c00;
}

/* 成り選択フォーム */
.promote-form {
    margin-top: 1rem;
    text-align: center;
    padding: 0.5rem;
    background: #e8dcc4;
    border-radius: 4px;
}

.promote-form button {
    margin: 0 0.5rem;
    padding: 0.4rem 1rem;
    font-size: 1rem;
    cursor: pointer;
    background: #8b7355;
    color: #fff;
    border: none;
    border-radius: 4px;
}

.promote-form button:hover {
    background: #6b5344;
}

/* レスポンシブ */
@media (max-width: 480px) {
    .shogi-board td {
        width: 36px;
        height: 40px;
        font-size: 0.9rem;
    }

    .shogi-board td .piece {
        font-size: 1.1rem;
    }
}