/* デフォ値オーバーライド */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    border: 0;
    box-sizing: border-box;
    text-align: center;
}

html {
    position: relative;
    min-width: 100vw;
    min-height: 100vh;
    background-color: black;
    color: white;
    font-family: 'Hiragino Sans', 'Hiragino Kaku Gothic ProN', 'Noto Sans JP', 'Yu Gothic', sans-serif;

    body {
        position: relative;
        padding: 20px 10px;
        min-height: 100%;
        min-width: 100%;
        max-width: 1200px;
        margin: 0 auto;

        /* 初期状態で非表示にする要素 */
        .input_item_error,
        .input_item_error_item,
        .input_item_field_mode_options,
        .input_item_field_mode_options_item_error,
        .input_item_field_mode_options_item_error_item,
        #input_item_round_id,
        .submit_error,
        .submit_error_item_text,
        #input_item_user_id_field_mode_existing_options_id_no_round {
            display: none;
        }

        /* エラーテキストの共通設定 */
        .input_item_error_item_text,
        .input_item_field_mode_options_item_error_text,
        .input_item_field_mode_options_item_error_item_text,
        .submit_error_item_text {
            font-size: clamp(14px, 4vw, 20px);
            text-align: center;
            color: #8a4a4a;
        }

        .page_title {
            position: relative;
            margin: 0 auto;
            padding: 15px 30px;
            border: 4px solid white;
            border-radius: 15px;
            max-width: min(600px, 70vw);

            .page_title_text {
                font-size: clamp(24px, 7vw, 42px);
                font-weight: bold;
                color: white;
                line-height: 1.3;
            }
        }

        .input {
            position: relative;
            margin: 0 auto;
            padding: 10px 20px;
            max-width: 800px;

            .input_item {
                position: relative;
                margin: 20px auto;
                padding: 25px 20px;
                background-color: #222;
                border-radius: 12px;
                width: 100%;

                &.input_item_state_empty {
                    border-color: #8a8a4a;
                    border-style: solid;
                    border-width: 2px;
                }

                &.input_item_state_error {
                    border-color: #8a4a4a;
                    border-style: solid;
                    border-width: 2px;
                }

                &.input_item_state_ok {
                    border-color: #4a8a4a;
                    border-style: solid;
                    border-width: 2px;
                }

                .input_item_title {
                    position: relative;
                    margin: 0 auto 15px auto;

                    .input_item_title_text {
                        font-size: clamp(20px, 6vw, 32px);
                        font-weight: bold;
                        color: white;
                        text-align: center;
                    }
                }

                .input_item_desc {
                    position: relative;
                    margin: 15px auto;

                    .input_item_desc_text {
                        font-size: clamp(14px, 4vw, 18px);
                        color: #ccc;
                        text-align: center;
                        line-height: 1.4;
                    }
                }

                .input_item_field {
                    position: relative;
                    margin: 10px auto;
                    padding: 10px 15px;
                    border: 2px solid #555;
                    border-radius: 8px;
                    background-color: #333;

                    .input_item_field_selector {
                        position: relative;
                        margin: 0 auto;
                        width: 100%;
                        padding: 12px;
                        background-color: #444;
                        color: white;
                        font-size: clamp(16px, 5vw, 20px);
                        border: 1px solid #666;
                        border-radius: 6px;
                        outline: none;

                        .input_item_field_selector_option {
                            background-color: #444;
                            color: white;
                        }
                    }

                    .input_item_field_mode {
                        position: relative;
                        margin: 0 auto;
                        padding: 10px 15px;
                        width: 100%;

                        .input_item_field_mode_button {
                            position: relative;
                            margin: 0 auto;
                            padding: 15px 20px;
                            width: 100%;
                            border-radius: 8px;
                            color: white;
                            font-size: clamp(16px, 5vw, 20px);
                            font-weight: bold;
                            outline: none;
                            cursor: pointer;
                            transition: all 0.3s;

                            &.input_item_field_mode_button_selected {
                                background-color: #2a4a8a;
                                border: 2px solid #4a6aaa;
                            }

                            &.input_item_field_mode_button_unselected {
                                background-color: #444;
                                border: 2px solid #666;

                                &:hover {
                                    background-color: #555;
                                }
                            }

                            .input_item_field_mode_button_text {
                                font-size: inherit;
                                font-weight: inherit;
                            }
                        }

                        .input_item_field_mode_options {
                            position: relative;
                            margin: 20px auto;

                            .input_item_field_mode_options_item {
                                position: relative;
                                margin: 0 auto;
                                padding: 20px;
                                border-radius: 8px;
                                background-color: #333;

                                &.input_item_field_mode_options_item_state_empty {
                                    border: 2px solid #8a8a4a;
                                }

                                &.input_item_field_mode_options_item_state_error {
                                    border: 2px solid #8a4a4a;

                                    .input_item_field_mode_options_item_state_text {
                                        color: #8a4a4a;
                                    }
                                }

                                &.input_item_field_mode_options_item_state_ok {
                                    border: 2px solid #4a8a4a;

                                    .input_item_field_mode_options_item_state_text {
                                        color: #4a8a4a;
                                    }
                                }

                                .input_item_field_mode_options_item_title {
                                    position: relative;
                                    margin: 0 auto 10px auto;

                                    .input_item_field_mode_options_item_title_text {
                                        font-size: clamp(18px, 5vw, 24px);
                                        font-weight: bold;
                                        color: white;
                                    }
                                }

                                .input_item_field_mode_options_item_desc {
                                    position: relative;
                                    margin: 10px auto;

                                    .input_item_field_mode_options_item_desc_text {
                                        font-size: clamp(14px, 4vw, 18px);
                                        color: #ccc;
                                        text-align: center;
                                        line-height: 1.4;
                                    }
                                }

                                .input_item_field_mode_options_item_input {
                                    position: relative;
                                    margin: 15px auto;

                                    .input_item_field_mode_options_item_input_element {
                                        width: 100%;
                                        padding: 12px;
                                        font-size: clamp(16px, 5vw, 20px);
                                        background-color: #444;
                                        color: white;
                                        border: 1px solid #666;
                                        border-radius: 6px;
                                        outline: none;

                                        &::placeholder {
                                            color: #999;
                                        }

                                        &:focus {
                                            border-color: #4a6aaa;
                                        }
                                    }
                                }

                                .input_item_field_mode_options_item_error {
                                    position: relative;
                                    margin: 15px auto;
                                    padding: 12px;
                                    background-color: #5a2a2a;
                                    border: 2px solid #8a4a4a;
                                    border-radius: 6px;

                                    .input_item_field_mode_options_item_error_item {
                                        position: relative;
                                        margin: 0 auto;

                                        .input_item_field_mode_options_item_error_item_text {
                                            font-size: clamp(14px, 4vw, 18px);
                                            color: white;
                                        }
                                    }
                                }

                                /* 既存ラウンドがない場合の案内テキスト */
                                .input_item_field_mode_options_item_no_round {
                                    margin: 10px auto 0 auto;
                                    text-align: center;

                                    .input_item_field_mode_options_item_no_round_text {
                                        font-size: clamp(12px, 3vw, 16px);
                                        color: #aaa;
                                        opacity: 0.8;
                                    }
                                }
                            }
                        }

                        .input_item_field_mode_extra_desc {
                            position: relative;
                            margin: 15px auto;
                            padding: 12px;
                            background-color: #2a3a2a;
                            border: 2px solid #4a6a4a;
                            border-radius: 6px;

                            .input_item_field_mode_extra_desc_text {
                                font-size: clamp(14px, 4vw, 18px);
                                color: #4a8a4a;
                                line-height: 1.4;
                            }
                        }
                    }
                }

                .input_item_error {
                    position: relative;
                    margin: 15px auto;
                    padding: 12px;
                    background-color: #5a2a2a;
                    border: 2px solid #8a4a4a;
                    border-radius: 6px;

                    .input_item_error_item {
                        position: relative;
                        margin: 0 auto;

                        .input_item_error_item_text {
                            font-size: clamp(14px, 4vw, 18px);
                            color: white;
                        }
                    }
                }
            }
        }

        .submit {
            position: relative;
            margin: 20px auto;
            max-width: 800px;

            .submit_button {
                width: 100%;
                padding: 20px;
                font-size: clamp(18px, 6vw, 24px);
                font-weight: bold;
                background-color: #2a4a8a;
                color: white;
                border: 2px solid #4a6aaa;
                border-radius: 8px;
                cursor: pointer;
                outline: none;
                transition: all 0.3s;

                &:hover {
                    background-color: #3a5a9a;
                }

                .submit_button_text {
                    font-size: inherit;
                    font-weight: inherit;
                }
            }

            .submit_error {
                position: relative;
                margin: 15px auto;

                .submit_error_item {
                    position: relative;
                    margin: 10px auto;
                    padding: 15px;
                    background-color: #5a2a2a;
                    border: 2px solid #8a4a4a;
                    border-radius: 8px;

                    .submit_error_item_text {
                        font-size: clamp(14px, 4vw, 18px);
                        color: white;
                        line-height: 1.4;
                    }
                }
            }
        }

        /* タイマーセクション */
        .timer_section {
            position: relative;
            margin: 30px auto;
            padding: 20px;
            max-width: 800px;
            background-color: #1a1a1a;
            border: 2px solid #444;
            border-radius: 8px;

            .timer_display {
                font-size: clamp(20px, 5vw, 28px);
                font-weight: bold;
                color: #00aaff;
                text-align: center;
                line-height: 1.2;
            }

            .timer_display.countdown {
                color: #ffaa00;
            }

            .timer_display.countdown-urgent {
                color: #ff4444;
                animation: blink 1s infinite;
            }

            .timer_display.timer-running {
                color: #44ff44;
            }

            .timer_display.timer-finished {
                color: #999;
            }
        }

        /* 準備完了セクション */
        .ready_section {
            position: relative;
            margin: 30px auto;
            padding: 20px;
            max-width: 800px;
            background-color: #1a1a1a;
            border: 2px solid #444;
            border-radius: 8px;

            .ready_status {
                font-size: clamp(16px, 4vw, 20px);
                color: white;
                margin-bottom: 15px;
                text-align: center;
            }

            .ready_buttons {
                display: flex;
                gap: 15px;
                justify-content: center;
                flex-wrap: wrap;

                .ready_button {
                    padding: 15px 20px;
                    font-size: clamp(16px, 4vw, 20px);
                    font-weight: bold;
                    border: 2px solid;
                    border-radius: 8px;
                    cursor: pointer;
                    transition: all 0.3s ease;
                    min-width: 120px;
                }

                .ready_button_ready {
                    background-color: #28a745;
                    color: white;
                    border-color: #28a745;
                }

                .ready_button_ready:hover {
                    background-color: #218838;
                    border-color: #1e7e34;
                }

                .ready_button_not_ready {
                    background-color: #dc3545;
                    color: white;
                    border-color: #dc3545;
                }

                .ready_button_not_ready:hover {
                    background-color: #c82333;
                    border-color: #bd2130;
                }
            }
        }

        /* レスポンシブ対応 */
        @media (max-width: 768px) {
            body {
                padding: 15px 8px;
            }

            .page_title {
                padding: 12px 20px;
                border-width: 2px;
            }

            .input {
                padding: 8px 15px;
            }

            .input_item {
                padding: 20px 15px;
            }

            .ready_buttons {
                flex-direction: column;
                align-items: center;
            }

            .ready_buttons .ready_button {
                width: 100%;
                max-width: 200px;
            }
        }

        @media (min-width: 1200px) {
            body {
                padding: 30px 20px;
            }

            .input {
                display: flex;
                flex-direction: column;
                align-items: center;
            }

            .input_item {
                max-width: 700px;
            }
        }

        @keyframes blink {

            0%,
            50% {
                opacity: 1;
            }

            51%,
            100% {
                opacity: 0.3;
            }
        }
    }
}