:root {
    --primary: #2d5016;
    --primary-light: #4a7c2a;
    --primary-dark: #1a3009;
    --secondary: #8b4513;
    --bg: #f5f5dc;
    --surface: #ffffff;
    --text: #2c2c2c;
    --text-light: #666;
    --border: #d4d4d4;
    --error: #c53030;
    --success: #38a169;
    --shadow: rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: var(--surface);
    border-bottom: 3px solid var(--primary);
    box-shadow: 0 2px 4px var(--shadow);
    margin-bottom: 30px;
}

.header-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

nav {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

nav a {
    color: var(--primary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 5px;
    transition: background 0.2s;
}

nav a:hover {
    background: var(--primary);
    color: white;
}

nav a.active {
    background: var(--primary);
    color: white;
}

button,
.btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.2s;
}

button:hover,
.btn:hover {
    background: var(--primary-light);
}

button:disabled {
    background: var(--text-light);
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--secondary);
}

.btn-secondary:hover {
    background: #a0522d;
}

.btn-danger {
    background: var(--error);
}

.btn-danger:hover {
    background: #e53e3e;
}

input,
textarea,
select {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--border);
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 500;
    color: var(--text);
}

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

.card {
    background: var(--surface);
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px var(--shadow);
    margin-bottom: 20px;
}

.alert {
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}

.alert-error {
    background: #fed7d7;
    color: var(--error);
    border: 1px solid var(--error);
}

.alert-success {
    background: #c6f6d5;
    color: var(--success);
    border: 1px solid var(--success);
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-light);
}

.spinner {
    border: 3px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

.hidden {
    display: none;
}

.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gap-10 {
    gap: 10px;
}

.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    vertical-align: middle;
    line-height: 1;
}

.icon-xs svg {
    width: 12px;
    height: 12px;
}
.icon-sm svg {
    width: 16px;
    height: 16px;
}
.icon-md svg {
    width: 20px;
    height: 20px;
}
.icon-lg svg {
    width: 28px;
    height: 28px;
}
.icon-xl svg {
    width: 36px;
    height: 36px;
}

.icon svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    fill: currentColor;
}

.icon-circle {
    border-radius: 50%;
    background: var(--primary);
    color: white;
    padding: 6px;
}

.icon-primary {
    color: var(--primary);
}
.icon-secondary {
    color: var(--secondary);
}
.icon-success {
    color: var(--success);
}
.icon-error {
    color: var(--error);
}
.icon-muted {
    color: var(--text-light);
}

.icon + span,
span + .icon {
    margin-left: 6px;
    margin-right: 6px;
}

.btn .icon svg {
    width: 18px;
    height: 18px;
    margin-right: 5px;
}

.comments-section {
    margin-top: 20px;
    border-top: 1px solid var(--border);
    padding-top: 10px;
}

.comment-item {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 10px 15px;
    border-radius: 6px;
    margin-bottom: 10px;
    box-shadow: 0 1px 2px var(--shadow);
}

.comment-item strong {
    color: var(--primary-dark);
}

.comment-item small {
    color: var(--text-light);
    font-size: 12px;
}

.comment-form textarea {
    width: 100%;
    margin-bottom: 10px;
    resize: vertical;
}