@charset "UTF-8";

html,
body,
h1,
h2,
h3 {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
}

body {
    font-family: 'BIZ UDGothic', 'Inconsolata', monospace, sans-serif;
    font-size: 16px;
}

header {
    display: flex;
    align-items: center;
    background-color: black;
    color: white;
    padding: 10px 20px;
}

header picture {
    margin-right: 10px;
}

header h1 {
    flex: 1;
    font-size: 18px;
    font-family: 'Arial', sans-serif;
}

header nav {
    margin-left: auto;
}

header a {
    color: white;
    text-decoration: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.center-column {
    text-align: left;
    padding: 0 20px;
    max-width: 800px;
    min-width: 0;
}

/* square-app-createlink.css の 92vw 固定幅を上書き */
.center-column ul,
.center-column p {
    width: auto;
    max-width: 100%;
}

li {
    list-style-position: inside;
    margin-left: 10px;
}

textarea {
    font-size: 18px;
    width: 100%;
    height: 150px;
    margin: 16px 0 8px;
    padding: 10px;
    box-sizing: border-box;
}

.controls {
    margin: 10px 0;
    padding: 16px;
    background: #1e2a3a;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    color: #e0e8f0;
}

.text-input {
    width: 100%;
    height: 150px;
    margin: 5px 0;
    padding: 5px;
    box-sizing: border-box;
}

.preview {
    margin: 20px 0;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    height: 300px;
    overflow-y: auto;
}

.preview p {
    margin: 5px 0;
    padding: 5px;
}

.jp {
    background-color: #ffebee;
}

.en {
    background-color: #e3f2fd;
}

.speaking {
    outline: 2px solid #4CAF50;
}

.range-control {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 6px 16px 6px 0;
}

.range-control label {
    min-width: 40px;
    font-size: 14px;
    color: #a0b4c8;
}

.range-control span {
    min-width: 28px;
    font-size: 14px;
    color: #e0e8f0;
}

input[type="range"] {
    accent-color: #4a9eda;
    cursor: pointer;
}

.voice-select {
    margin: 10px 0;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.voice-select label {
    display: block;
    font-size: 13px;
    color: #a0b4c8;
    margin-bottom: 4px;
}

.voice-select select {
    padding: 6px 8px;
    min-width: 200px;
    background: #2c3e54;
    color: #e0e8f0;
    border: 1px solid #3d5470;
    border-radius: 5px;
    font-size: 14px;
}

.sentence {
    cursor: pointer;
    transition: background-color 0.2s;
}

.sentence:hover {
    opacity: 0.8;
}

/* 停止中に選択可能なことを示す視覚的な手がかり */
.stopped .sentence:hover {
    border-left: 3px solid #4CAF50;
}

button {
    margin: 6px 6px 6px 0;
    padding: 8px 16px;
    background-color: #2c3e54;
    color: #e0e8f0;
    border: 1px solid #3d5470;
    border-radius: 6px;
    font-size: 15px;
    cursor: pointer;
    transition: background-color 0.15s, transform 0.1s;
}

button:hover {
    background-color: #3a5270;
}

/* buttonをおしたとき */
button:active {
    background-color: #4a9eda;
    color: #ffffff;
    transform: scale(0.97);
}

#startButton {
    background-color: #1a6e3a;
    border-color: #2a9e54;
    color: #ffffff;
    font-weight: bold;
}

#startButton:hover {
    background-color: #228044;
}

#stopButton {
    background-color: #7a2020;
    border-color: #a03030;
    color: #ffffff;
}

#dialog {
    display: none;
}

#clearButton {
    margin-right: 8px;
}

label[for="getSample"] {
    color: #a0b4c8;
    font-size: 14px;
    margin-right: 4px;
}

#getSample {
    margin-right: 8px;
    font-size: 15px;
    padding: 6px 8px;
    background: #2c3e54;
    color: #e0e8f0;
    border: 1px solid #3d5470;
    border-radius: 5px;
}

footer {
    background-color: black;
    color: white;
    text-align: center;
    padding: 16px 0;
}

footer p {
    margin: 6px 0;
}

footer a {
    color: white;
}

/* タブレット(768px〜1023px)では関連リンクを下に配置 */
@media (min-width: 768px) and (max-width: 1023px) {
    .right-column {
        flex-basis: 100%;
    }
}

/* デスクトップ(1024px〜)では関連リンクを右に配置 */
@media (min-width: 1024px) {
    .right-column {
        flex-basis: 30%;
    }
}