/* General Styles & Light Mode */
:root {
    --bg-color: #f4f7f9;
    --text-color: #333;
    --container-bg: #ffffff;
    --textarea-bg: #fdfdfd;
    --textarea-border: #d1d9e0;
    --button-bg: #007bff;
    --button-hover-bg: #0056b3;
    --stat-box-bg: #f9f9f9;
    --header-color: #007bff;
    --shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

/* Dark Mode */
body.dark-mode {
    --bg-color: #1a1a2e;
    --text-color: #e0e0e0;
    --container-bg: #162447;
    --textarea-bg: #1f4068;
    --textarea-border: #1b2a49;
    --button-bg: #1e90ff;
    --button-hover-bg: #1c86ee;
    --stat-box-bg: #1f4068;
    --header-color: #1e90ff;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 20px;
    transition: background-color 0.3s, color 0.3s;
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--container-bg);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: background-color 0.3s;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid var(--textarea-border);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

header h1 {
    color: var(--header-color);
    margin: 0;
    font-size: 2em;
}

.theme-switcher {
    cursor: pointer;
    font-size: 1.5em;
    color: var(--header-color);
}

textarea {
    width: 100%;
    height: 250px;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--textarea-border);
    background-color: var(--textarea-bg);
    color: var(--text-color);
    font-size: 1rem;
    resize: vertical;
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

textarea:focus {
    outline: none;
    border-color: var(--header-color);
    box-shadow: 0 0 5px var(--header-color);
}

.controls {
    display: flex;
    gap: 10px;
    margin: 20px 0;
}

.controls button {
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    background-color: var(--button-bg);
    color: white;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.controls button:hover {
    background-color: var(--button-hover-bg);
}

#stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-box {
    background-color: var(--stat-box-bg);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    transition: background-color 0.3s;
}

.stat-box h2 {
    margin: 0 0 10px;
    font-size: 1rem;
    color: var(--text-color);
    opacity: 0.8;
}

.stat-box p {
    margin: 0;
    font-size: 1.8em;
    font-weight: bold;
    color: var(--header-color);
}

.keyword-density-container {
    background-color: var(--stat-box-bg);
    padding: 20px;
    border-radius: 8px;
}

.keyword-density-container h2 {
    margin-top: 0;
    border-bottom: 2px solid var(--textarea-border);
    padding-bottom: 10px;
}

.filter-stopwords {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

#keyword-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

#keyword-list li {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--textarea-border);
}

#keyword-list li:last-child {
    border-bottom: none;
}

#keyword-list span {
    font-weight: 500;
}

#keyword-list .count {
    background-color: var(--header-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8em;
}

/* style.css (Tambahan) */

.analysis-container {
    background-color: var(--stat-box-bg);
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.analysis-container h2 {
    margin-top: 0;
    border-bottom: 2px solid var(--textarea-border);
    padding-bottom: 10px;
}

.focus-keyphrase-input {
    margin-bottom: 20px;
}

.focus-keyphrase-input label {
    font-weight: bold;
    margin-right: 10px;
}

.focus-keyphrase-input input {
    padding: 8px;
    border-radius: 5px;
    border: 1px solid var(--textarea-border);
    background-color: var(--textarea-bg);
    color: var(--text-color);
    width: 300px;
}

.analysis-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.analysis-list li {
    display: flex;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--textarea-border);
}

.analysis-list li:last-child {
    border-bottom: none;
}

.indicator {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    margin-right: 15px;
    flex-shrink: 0;
}

.indicator.green { background-color: #28a745; }
.indicator.orange { background-color: #fd7e14; }
.indicator.red { background-color: #dc3545; }
.indicator.gray { background-color: #adb5bd; }