:root {
    --color-primary: #1B2A4A;
    --color-accent: #3A6EA5;
    --color-secondary: #009FDF;
    --color-bg-light: #F5F7FA;
    --color-text-dark: #333333;
    --color-text-light: #666666;
    --color-border: #E0E0E0;
    --color-success: #4CAF50;
    --color-info: #2196F3;
    --color-warning: #FF9800;
    --color-danger: #F44336;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
}

header {
    background-color: var(--color-primary);
    color: white;
    padding: 1rem 2rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

nav a {
    color: white;
    text-decoration: none;
    margin-left: 2rem;
    font-size: 0.95rem;
    transition: opacity 0.2s;
}

nav a:hover {
    opacity: 0.8;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.page-subtitle {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: 2rem;
}

input[type='text'],
input[type='email'],
input[type='date'],
select,
textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

input[type='text']:focus,
input[type='email']:focus,
input[type='date']:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(58, 110, 165, 0.1);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text-dark);
    font-size: 0.95rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

button,
.btn,
input[type='submit'] {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 4px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background-color: var(--color-accent);
    color: white;
}

.btn-primary:hover {
    background-color: #2d5a8a;
}

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

.btn-secondary:hover {
    background-color: #0088c4;
}

.btn-success {
    background-color: var(--color-success);
    color: white;
}

.btn-success:hover {
    background-color: #45a049;
}

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

.btn-danger:hover {
    background-color: #da190b;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.card {
    background: white;
    border-radius: 6px;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.card-header {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-bg-light);
    padding-bottom: 0.75rem;
}

.card-body {
    color: var(--color-text-light);
}

.controls {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: end;
}

@media (max-width: 1024px) {
    .controls {
        grid-template-columns: 1fr;
    }
}

.controls input,
.controls select {
    margin: 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

thead {
    background-color: var(--color-primary);
    color: white;
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.95rem;
}

tbody tr:hover {
    background-color: var(--color-bg-light);
}

tbody tr:last-child td {
    border-bottom: none;
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

.table-actions a,
.table-actions button {
    font-size: 0.85rem;
    padding: 0.5rem 0.75rem;
}

.badge {
    display: inline-block;
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-info { background-color: #E3F2FD; color: #1976D2; }
.badge-support { background-color: #E8F5E9; color: #388E3C; }
.badge-opposition { background-color: #FFEBEE; color: #D32F2F; }
.badge-none { background-color: #F5F5F5; color: #757575; }
.badge-new { background-color: #FFF3E0; color: #E65100; }
.badge-analyzed { background-color: #E0F2F1; color: #00695C; }
.badge-in-progress { background-color: #F3E5F5; color: #6A1B9A; }
.badge-complete { background-color: #E8F5E9; color: #2E7D32; }

.upload-area {
    border: 2px dashed var(--color-accent);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background-color: rgba(58, 110, 165, 0.05);
}

.upload-area:hover {
    border-color: var(--color-secondary);
    background-color: rgba(0, 159, 223, 0.05);
}

.upload-area.dragover {
    border-color: var(--color-secondary);
    background-color: rgba(0, 159, 223, 0.1);
}

.upload-icon { font-size: 3rem; margin-bottom: 1rem; }
.upload-text { font-size: 1.1rem; margin-bottom: 0.5rem; }
.upload-subtext { color: var(--color-text-light); font-size: 0.9rem; }
#fileInput { display: none; }

.alert {
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.alert-success { background-color: #E8F5E9; color: #2E7D32; border-color: #4CAF50; }
.alert-error, .alert-danger { background-color: #FFEBEE; color: #C62828; border-color: #F44336; }
.alert-info { background-color: #E3F2FD; color: #1565C0; border-color: #2196F3; }
.alert-warning { background-color: #FFF3E0; color: #E65100; border-color: #FF9800; }
.alert-close { float: right; cursor: pointer; font-weight: bold; font-size: 1.2rem; }

.empty-state { text-align: center; padding: 3rem; color: var(--color-text-light); }
.empty-icon { font-size: 3rem; margin-bottom: 1rem; opacity: 0.5; }
.empty-title { font-size: 1.3rem; font-weight: 600; color: var(--color-text-dark); margin-bottom: 0.5rem; }
.empty-text { margin-bottom: 1.5rem; }

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    animation: fadeIn 0.2s;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.modal-header {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.75rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-close { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--color-text-light); }
.modal-close:hover { color: var(--color-text-dark); }
.modal-body { margin-bottom: 1.5rem; }
.modal-footer { display: flex; gap: 1rem; justify-content: flex-end; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.loading { display: none; text-align: center; padding: 2rem; color: var(--color-text-light); }
.loading.active { display: block; }

.spinner {
    border: 4px solid var(--color-bg-light);
    border-top: 4px solid var(--color-accent);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

.editor-container { background: white; border-radius: 6px; overflow: hidden; box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1); }
.editor-toolbar { background-color: var(--color-bg-light); padding: 1rem; border-bottom: 1px solid var(--color-border); display: flex; gap: 0.5rem; flex-wrap: wrap; }

.editor-content {
    padding: 1.5rem;
    min-height: 400px;
    font-family: 'Times New Roman', serif;
    font-size: 1rem;
    line-height: 1.8;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.editor-content[contenteditable='true'] {
    outline: 1px dashed var(--color-secondary);
    outline-offset: -1px;
    cursor: text;
}

.editor-preview {
    padding: 1.5rem;
    min-height: 400px;
    font-family: 'Times New Roman', serif;
    font-size: 1rem;
    line-height: 1.8;
    white-space: pre-wrap;
    word-wrap: break-word;
    background-color: white;
}

@media (max-width: 768px) {
    .container { padding: 1rem; }
    .page-title { font-size: 1.5rem; }
    header { padding: 1rem; }
    .header-content { flex-direction: column; gap: 1rem; align-items: flex-start; }
    nav { width: 100%; display: flex; flex-wrap: wrap; gap: 1rem; }
    nav a { margin-left: 0; }
    table { font-size: 0.85rem; }
    th, td { padding: 0.75rem; }
    .table-actions { flex-direction: column; }
    .form-row { grid-template-columns: 1fr; }
    .controls { grid-template-columns: 1fr; }
}