:root {
    --color-bg: #2f3136;
    --color-text: #ddd;
    --color-sidebar-bg: #202225;
    --color-sidebar-text: #bbb;
    --color-sidebar-border: #2f3136;
    --color-border: #40444b;
    --color-input-bg: #36393f;
    --color-input-text: #eee;
    --color-title: #fff;
    --color-count: #bbb;
    --color-accent: #7289da;
    --color-accent-hover: #5b6eae;
    --color-button-green: #3ba55d;
    --color-button-green-hover: #2d7d44;
    --color-toast-bg: #333;
    --color-toast-text: #fff;
}

body.light {
    --color-bg: #f0f0f0;
    --color-text: #000;
    --color-sidebar-bg: #e0e0e0;
    --color-sidebar-text: #000;
    --color-sidebar-border: #ccc;
    --color-border: #ccc;
    --color-input-bg: #fff;
    --color-input-text: #000;
    --color-title: #000;
    --color-count: #555;
    --color-accent: #3366cc;
    --color-accent-hover: #254e8c;
    --color-button-green: #4caf50;
    --color-button-green-hover: #388e3c;
    --color-toast-bg: #ddd;
    --color-toast-text: #000;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
}

.container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: 250px;
    background-color: var(--color-sidebar-bg);
    color: var(--color-sidebar-text);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    font-size: 18px;
    font-weight: bold;
    border-bottom: 1px solid var(--color-sidebar-border);
}

.sidebar-header button {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 16px;
}

.sidebar-header button:hover {
    opacity: 0.8;
}

.logs {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
}

.log-entry {
    font-size: 14px;
    margin-bottom: 10px;
    line-height: 1.4;
}

.log-entry time {
    color: #888;
    font-size: 12px;
    margin-right: 5px;
}

.main-content {
    flex: 1;
    padding: 20px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.main-content h1 {
    margin: 0 0 15px;
    font-size: 20px;
    font-weight: normal;
    color: var(--color-title);
}

.main-content .instructions {
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.5;
}

.main-content .instructions h2 {
    font-size: 16px;
    margin-bottom: 10px;
    font-weight: bold;
    color: var(--color-title);
}

.main-content .instructions ol {
    margin: 10px 0;
    padding-left: 20px;
}

.main-content .instructions ul {
    margin: 10px 0;
    padding-left: 20px;
}

.main-content .instructions li {
    margin-bottom: 5px;
}

.input-section {
    margin-bottom: 20px;
}

#linksInput {
    width: 100%;
    height: 150px;
    background-color: var(--color-input-bg);
    border: 1px solid var(--color-border);
    border-radius: 4px;
    resize: vertical;
    color: var(--color-input-text);
    padding: 10px;
    box-sizing: border-box;
    font-size: 14px;
    line-height: 1.4;
}

#linksInput::placeholder {
    color: #888;
}

.buttons {
    margin-top: 10px;
}

.buttons button {
    margin-right: 10px;
    margin-bottom: 5px;
    padding: 8px 12px;
    font-size: 14px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    color: #fff;
}

#checkBtn {
    background-color: var(--color-button-green);
}

#checkBtn:hover {
    background-color: var(--color-button-green-hover);
}

#copyBtn,
#downloadBtn,
#excelBtn,
#openAllBtn,
#clearBtn {
    background-color: var(--color-accent);
}

#copyBtn:hover,
#downloadBtn:hover,
#excelBtn:hover,
#openAllBtn:hover,
#clearBtn:hover {
    background-color: var(--color-accent-hover);
}

#copyBtn:disabled,
#downloadBtn:disabled,
#excelBtn:disabled,
#openAllBtn:disabled,
#clearBtn:disabled,
#checkBtn:disabled {
    opacity: 0.5;
    cursor: default;
}

.progress-bar {
    background-color: var(--color-border);
    border-radius: 4px;
    overflow: hidden;
    width: 100%;
    height: 20px;
    margin-top: 10px;
    display: none;
}

.progress-bar .progress {
    background-color: var(--color-button-green);
    height: 100%;
    width: 0%;
    text-align: center;
    font-weight: bold;
}

.results-section {
    flex: 1;
}

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

.filter-sort input,
.filter-sort select {
    padding: 5px;
    font-size: 14px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
    background-color: var(--color-input-bg);
    color: var(--color-input-text);
}

.filter-sort input::placeholder {
    color: #888;
}

.filter-sort select {
    color: var(--color-input-text);
}

#results {
    margin-top: 10px;
}

.result-item {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--color-border);
}

.result-title {
    font-weight: bold;
    color: var(--color-title);
    width: 500px;
}

.result-extra {
    color: var(--color-count);
    font-size: 14px;
    width: 200px;
}

.result-link a {
    color: var(--color-accent);
    text-decoration: none;
    word-break: break-all;
}

.result-link a:hover {
    text-decoration: underline;
}

#toastContainer {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 999;
}

.toast {
    background-color: var(--color-toast-bg);
    color: var(--color-toast-text);
    padding: 10px 15px;
    margin-top: 5px;
    border-radius: 4px;
    font-size: 14px;
    opacity: 0.9;
    transition: opacity 0.5s;
}

* {
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}