:root {
    --bg-color: #0d1117;
    --card-bg: #161b22;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --accent-color: #58a6ff;
    --accent-hover: #1f6feb;
    --success-color: #238636;
    --danger-color: #da3633;
    --border-color: #30363d;
    --font-mono: 'JetBrains Mono', 'Consolas', monospace;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-mono);
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.header h1 {
    font-size: 2.2em;
    margin-bottom: 10px;
    color: var(--accent-color);
    text-shadow: 0 0 10px rgba(88, 166, 255, 0.3);
}

.header p {
    font-size: 1em;
    color: var(--text-secondary);
}

/* Stats Grid */
.stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 30px;
}

.stat-item {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 20px 15px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.stat-value {
    font-size: 1.6em;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.8em;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Input Form - Terminal Style */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0; /* Header handled by terminal-header */
    margin-bottom: 20px;
    overflow: hidden;
}

.terminal-header {
    background: #000;
    padding: 10px 15px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 6px;
    display: inline-block;
}

.dot.red { background-color: #ff5f56; }
.dot.yellow { background-color: #ffbd2e; }
.dot.green { background-color: #27c93f; }

.terminal-title {
    margin-left: 10px;
    font-size: 0.8em;
    color: var(--text-secondary);
}

#entryForm {
    padding: 20px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.9em;
}

input, textarea {
    width: 100%;
    padding: 12px;
    background-color: #0d1117;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--accent-color);
    font-family: var(--font-mono);
    font-size: 0.95em;
    transition: border-color 0.2s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 5px rgba(88, 166, 255, 0.2);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

button {
    background-color: var(--success-color);
    color: white;
    border: 1px solid rgba(255,255,255,0.1);
    padding: 12px 30px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-weight: bold;
    font-size: 1em;
    cursor: pointer;
    transition: background 0.2s;
    width: 100%;
}

button:hover {
    background-color: #2ea043;
}

/* Entries List */
.entries-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-primary);
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}

.entries-header h2 {
    font-size: 1.4em;
    font-weight: normal;
}

select {
    background: var(--card-bg);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 5px 10px;
    border-radius: 4px;
    font-family: var(--font-mono);
}

.entry {
    background: var(--card-bg);
    border-left: 3px solid var(--accent-color);
    border-radius: 0 4px 4px 0;
    padding: 15px;
    margin-bottom: 12px;
    font-size: 0.95em;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.entry-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.entry-name {
    color: var(--accent-color);
    font-weight: bold;
}

.entry-date {
    color: var(--text-secondary);
    font-size: 0.8em;
}

.entry-message {
    color: var(--text-primary);
    line-height: 1.5;
    white-space: pre-wrap;
}

.entry-actions {
    display: flex;
    gap: 8px;
}

.entry-btn {
    background: #21262d;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 4px 8px;
    font-size: 0.8em;
    border-radius: 4px;
    width: auto;
}

.entry-btn:hover {
    background: #30363d;
    color: var(--text-primary);
}

.delete-btn {
    color: #ff7b72;
    border-color: rgba(255, 123, 114, 0.2);
}

.delete-btn:hover {
    background: rgba(255, 123, 114, 0.1);
    border-color: #ff7b72;
}

/* Modals - Dark Theme */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(2px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.modal-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    color: var(--text-primary);
}

.modal-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 15px;
    border: 2px solid var(--border-color);
}

.modal-text, .modal-confirm p {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.modal-buttons {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.modal-button {
    width: auto;
    padding: 8px 16px;
}

.modal-button-cancel {
    background: #21262d;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.modal-button-danger {
    background: var(--danger-color);
    border: none;
}

/* Feedback Image (Stickers) */
.feedback-image {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    opacity: 0;
    z-index: 2000;
    pointer-events: none;
    transition: all 0.3s;
}

.feedback-image.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

/* Utils */
.cache-tech {
    font-size: 0.8em;
    font-weight: bold;
}

.loading, .error {
    text-align: center;
    padding: 20px;
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}