* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background: #f4f4f9; color: #333; line-height: 1.6; padding: 20px; }
.container { max-width: 1200px; margin: 0 auto; }
h1 { color: #2c3e50; margin-bottom: 20px; }
h2 { color: #34495e; margin-top: 30px; margin-bottom: 15px; }
h3 { color: #7f8c8d; margin-top: 20px; margin-bottom: 10px; font-size: 1.1em; }

/* Header section with actions */
.header-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 15px;
}

.header-section h1 {
    margin: 0;
    flex-shrink: 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

/* Standardized button styling - BASE CLASS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none !important;
    font-size: 0.9em;
    font-weight: 600;
    font-family: inherit;
    line-height: 1.4;
    transition: all 0.3s ease;
    white-space: nowrap;
    min-height: 36px;
}

/* Remove underline from button links on hover too */
.btn:hover {
    text-decoration: none !important;
}

/* Random note button */
.btn-random {
    background: linear-gradient(135deg, #9b59b6, #8e44ad);
    color: white;
    box-shadow: 0 2px 8px rgba(155, 89, 182, 0.3);
}

.btn-random:hover {
    background: linear-gradient(135deg, #8e44ad, #732d91);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(155, 89, 182, 0.4);
}

/* Export button */
.btn-export-link {
    background: linear-gradient(135deg, #16a085, #138f75);
    color: white;
    box-shadow: 0 2px 8px rgba(22, 160, 133, 0.3);
}

.btn-export-link:hover {
    background: linear-gradient(135deg, #138f75, #117a65);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(22, 160, 133, 0.4);
}

/* Logout button */
.btn-logout {
    background: #e74c3c;
    color: white;
}

.btn-logout:hover {
    background: #c0392b;
}

/* Sticky zettel styling */
.sticky-zettel {
    border: 3px solid #f39c12;
    background: linear-gradient(135deg, #fff9e6 0%, #ffffff 100%);
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.2);
    margin-bottom: 30px;
    position: relative;
}

.sticky-badge {
    background: linear-gradient(135deg, #f39c12, #e67e22);
    color: white;
    padding: 8px 16px;
    font-weight: 600;
    font-size: 0.9em;
    border-radius: 0 0 8px 8px;
    display: inline-block;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(243, 156, 18, 0.3);
}

/* Pin/Unpin buttons */
.btn-pin, .btn-unpin {
    background: #f39c12;
    color: white;
}

.btn-pin:hover {
    background: #e67e22;
}

.btn-unpin {
    background: #e67e22;
}

.btn-unpin:hover {
    background: #d35400;
}

/* Back to all link for single view */
.back-link { 
    display: inline-flex;
    align-items: center;
    padding: 10px 20px; 
    background: #95a5a6; 
    color: white; 
    text-decoration: none; 
    border-radius: 4px; 
    margin-bottom: 20px;
    font-weight: 600;
    min-height: 40px;
}
.back-link:hover { background: #7f8c8d; }

/* Bookmarklet section */
.bookmarklet-section { background: #e8f5e9; border: 2px solid #4caf50; border-radius: 8px; padding: 20px; margin-bottom: 30px; }
.bookmarklet-section h3 { color: #2e7d32; margin-top: 0; }
.bookmarklet-link { 
    display: inline-flex;
    align-items: center;
    background: #4caf50; 
    color: white; 
    padding: 10px 20px; 
    text-decoration: none; 
    border-radius: 5px; 
    font-weight: bold; 
    margin: 10px 0;
    min-height: 40px;
}
.bookmarklet-link:hover { background: #45a049; }
.bookmarklet-instructions { margin-top: 10px; font-size: 0.95em; }

/* Bookmarklet popup mode */
.popup-mode { background: #fff; padding: 20px; border-radius: 8px; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.popup-mode h2 { margin-top: 0; color: #4caf50; }

.search-form { display: flex; gap: 10px; margin-bottom: 20px; align-items: stretch; }
.search-form input[type="text"] { flex: 1; padding: 10px; border: 1px solid #ddd; border-radius: 4px; font-size: 1em; }
.search-form button, .search-form a { 
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px; 
    border: none; 
    border-radius: 4px; 
    cursor: pointer; 
    font-size: 1em;
    text-decoration: none;
    font-weight: 600;
    min-height: 42px;
}
.search-form button { background: #3498db; color: white; }
.search-form button:hover { background: #2980b9; }
.search-form a { background: #95a5a6; color: white; }
.search-form a:hover { background: #7f8c8d; }

.tag-cloud { background: white; padding: 15px; border-radius: 8px; margin-bottom: 20px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.tag-cloud a { display: inline-block; margin: 5px; padding: 5px 12px; background: #ecf0f1; color: #2c3e50; text-decoration: none; border-radius: 3px; font-size: 0.9em; }
.tag-cloud a:hover { background: #3498db; color: white; }

/* Tag cloud at bottom */
.tag-cloud-bottom {
    margin-top: 40px;
    margin-bottom: 20px;
    border-top: 2px solid #ecf0f1;
    padding-top: 20px;
}

.create-form { background: white; padding: 20px; border-radius: 8px; margin-bottom: 30px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.create-form label { display: block; margin-top: 15px; font-weight: 600; color: #2c3e50; }
.create-form input[type="text"], .create-form textarea { width: 100%; padding: 10px; margin-top: 5px; border: 1px solid #ddd; border-radius: 4px; font-size: 1em; font-family: inherit; }
.create-form textarea { min-height: 150px; resize: vertical; }
.create-form button { 
    margin-top: 15px; 
    padding: 12px 24px; 
    background: #27ae60; 
    color: white; 
    border: none; 
    border-radius: 4px; 
    cursor: pointer; 
    font-size: 1em; 
    font-weight: 600;
    min-height: 44px;
}
.create-form button:hover { background: #229954; }

.zettel { background: white; padding: 20px; margin-bottom: 20px; border-radius: 8px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); }
.zettel-header { display: flex; justify-content: space-between; align-items: start; margin-bottom: 15px; }
.zettel-title { font-size: 1.5em; font-weight: 600; color: #2c3e50; margin: 0; }
.zettel-meta { font-size: 0.85em; color: #7f8c8d; margin-top: 5px; }
.zettel-content { margin: 15px 0; color: #34495e; }

/* Markdown content styling */
.zettel-content h1 { font-size: 1.8em; margin: 20px 0 10px; color: #2c3e50; }
.zettel-content h2 { font-size: 1.5em; margin: 18px 0 10px; color: #34495e; }
.zettel-content h3 { font-size: 1.3em; margin: 16px 0 8px; color: #7f8c8d; }
.zettel-content h4 { font-size: 1.1em; margin: 14px 0 8px; color: #95a5a6; }
.zettel-content h5 { font-size: 1em; margin: 12px 0 6px; font-weight: 600; }
.zettel-content h6 { font-size: 0.9em; margin: 10px 0 6px; font-weight: 600; }

.zettel-content p { margin: 10px 0; line-height: 1.7; }

.zettel-content blockquote { 
    margin: 15px 0; 
    padding: 10px 20px; 
    border-left: 4px solid #3498db; 
    background: #f8f9fa; 
    color: #555;
    font-style: italic;
}
.zettel-content blockquote p { margin: 8px 0; }

.zettel-content code { 
    background: #f4f4f4; 
    padding: 2px 6px; 
    border-radius: 3px; 
    font-family: 'Courier New', monospace; 
    font-size: 0.9em;
    color: #e74c3c;
}

.zettel-content pre { 
    background: #2c3e50; 
    color: #ecf0f1; 
    padding: 15px; 
    border-radius: 5px; 
    overflow-x: auto; 
    margin: 15px 0;
}
.zettel-content pre code { 
    background: none; 
    color: inherit; 
    padding: 0;
}

.zettel-content ul, .zettel-content ol { 
    margin: 10px 0 10px 25px; 
    line-height: 1.8;
}
.zettel-content li { margin: 5px 0; }

.zettel-content hr { 
    border: none; 
    border-top: 2px solid #ecf0f1; 
    margin: 20px 0; 
}

.zettel-content table { 
    border-collapse: collapse; 
    width: 100%; 
    margin: 15px 0; 
}
.zettel-content table th, .zettel-content table td { 
    border: 1px solid #ddd; 
    padding: 10px; 
    text-align: left; 
}
.zettel-content table th { 
    background: #34495e; 
    color: white; 
    font-weight: 600; 
}
.zettel-content table tr:nth-child(even) { background: #f8f9fa; }

.zettel-content a { color: #3498db; text-decoration: none; }
.zettel-content a:hover { text-decoration: underline; }

.zettel-content strong { font-weight: 600; color: #2c3e50; }
.zettel-content em { font-style: italic; }

.zettel-content img { max-width: 100%; height: auto; border-radius: 5px; margin: 10px 0; }

.zettel-tags { margin: 15px 0; }
.zettel-tags span { display: inline-block; margin-right: 8px; padding: 4px 10px; background: #ecf0f1; color: #2c3e50; border-radius: 3px; font-size: 0.85em; }
.zettel-links { margin: 15px 0; }
.zettel-links a { color: #3498db; text-decoration: none; margin-right: 10px; }
.zettel-links a:hover { text-decoration: underline; }

/* Zettel actions - FIXED ALIGNMENT */
.zettel-actions { 
    display: flex; 
    gap: 10px; 
    margin-top: 15px; 
    flex-wrap: wrap;
    align-items: center;
}

/* Remove margin from forms inside actions */
.zettel-actions form {
    margin: 0;
    padding: 0;
    display: inline-flex;
    flex: 0 0 auto;
}

/* All buttons in zettel actions should have consistent styling */
.zettel-actions button, 
.zettel-actions a,
.zettel-actions input[type="submit"] { 
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px; 
    border: none; 
    border-radius: 4px; 
    cursor: pointer; 
    text-decoration: none; 
    font-size: 0.9em;
    font-weight: 600;
    font-family: inherit;
    line-height: 1.4;
    min-height: 36px;
    transition: all 0.2s ease;
}

.btn-edit { background: #f39c12; color: white; }
.btn-edit:hover { background: #e67e22; }
.btn-delete { background: #e74c3c; color: white; }
.btn-delete:hover { background: #c0392b; }
.btn-view { background: #3498db; color: white; }
.btn-view:hover { background: #2980b9; }
.btn-save { background: #27ae60; color: white; }
.btn-save:hover { background: #229954; }
.btn-cancel { background: #95a5a6; color: white; }
.btn-cancel:hover { background: #7f8c8d; }

.edit-form { background: #fff9e6; padding: 20px; border-radius: 8px; margin-top: 15px; border: 2px solid #f39c12; }
.edit-form input[type="text"], .edit-form textarea { width: 100%; padding: 10px; margin: 10px 0; border: 1px solid #ddd; border-radius: 4px; font-family: inherit; }
.edit-form textarea { min-height: 150px; }
.edit-form button { 
    padding: 10px 20px; 
    margin-right: 10px; 
    border: none; 
    border-radius: 4px; 
    cursor: pointer; 
    font-weight: 600;
    min-height: 40px;
}

.pagination { display: flex; justify-content: center; gap: 10px; margin: 30px 0; flex-wrap: wrap; }
.pagination a, .pagination span { 
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 12px; 
    background: white; 
    border: 1px solid #ddd; 
    border-radius: 4px; 
    text-decoration: none; 
    color: #2c3e50;
    min-width: 36px;
    min-height: 36px;
}
.pagination a:hover { background: #3498db; color: white; border-color: #3498db; }
.pagination .current { background: #3498db; color: white; border-color: #3498db; font-weight: 600; }

.internal-link { color: #9b59b6; text-decoration: none; font-weight: 500; }
.internal-link:hover { text-decoration: underline; }
.broken-link { color: #e74c3c; font-style: italic; }

.related-section { background: #f8f9fa; padding: 15px; border-radius: 6px; margin-top: 20px; }
.related-section h4 { color: #34495e; margin-bottom: 10px; font-size: 1em; }
.related-section ul { list-style: none; padding: 0; }
.related-section li { padding: 5px 0; }
.related-section a { color: #3498db; text-decoration: none; }
.related-section a:hover { text-decoration: underline; }

.no-results { background: #fff3cd; border: 1px solid #ffc107; color: #856404; padding: 15px; border-radius: 6px; margin: 20px 0; }

/* Make long links and long words break gracefully */
a, 
.zettel-content, 
.zettel-content p, 
.zettel-content div, 
.zettel-content span {
  word-wrap: break-word;
  overflow-wrap: break-word;
  word-break: break-word;
  hyphens: auto;
}

.zettel a {
  word-break: break-word;
  overflow-wrap: anywhere;
}

.zettel-meta code {
  word-break: break-all;
  overflow-wrap: break-word;
}

/* Authentication styles */
.auth-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.user-info {
    color: #7f8c8d;
    font-size: 0.95em;
}

/* Modal Overlay */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background-color: #fff;
    margin: 5% auto;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-close {
    color: #aaa;
    float: right;
    font-size: 32px;
    font-weight: bold;
    line-height: 20px;
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover,
.modal-close:focus {
    color: #e74c3c;
}

.btn-create-new {
    padding: 15px 40px;
    font-size: 1.1em;
    background: linear-gradient(135deg, #27ae60, #229954);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
    transition: all 0.3s ease;
    font-weight: 600;
    min-height: 50px;
}

.btn-create-new:hover {
    background: linear-gradient(135deg, #229954, #1e8449);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.4);
    transform: translateY(-2px);
}

.btn-create-new:active {
    transform: translateY(0);
}

/* Modal form styling */
.modal-content form input,
.modal-content form textarea {
    width: 100%;
    padding: 12px;
    margin: 8px 0 15px 0;
    border: 2px solid #ecf0f1;
    border-radius: 6px;
    font-size: 1em;
    transition: border-color 0.3s;
}

.modal-content form input:focus,
.modal-content form textarea:focus {
    outline: none;
    border-color: #3498db;
}

.modal-content form label {
    font-weight: 600;
    color: #2c3e50;
    display: block;
    margin-top: 10px;
}

.modal-content form button {
    min-height: 44px;
}

@media (max-width: 768px) {
    body { padding: 10px; }
    
    /* Header adjustments */
    .header-section { 
        flex-direction: column; 
        align-items: stretch;
        gap: 15px;
    }
    
    .header-section h1 {
        text-align: center;
        font-size: 1.5em;
    }
    
    .header-actions { 
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .header-actions > * {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
    
    .header-actions span {
        display: block;
        text-align: center;
        padding: 8px;
        margin: 0 !important;
    }
    
    /* Sticky badge - prevent wrapping */
    .sticky-badge {
        font-size: 0.85em;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 100%;
    }
    
    /* Search form */
    .search-form { 
        flex-direction: column; 
    }
    
    .search-form input,
    .search-form button,
    .search-form a {
        width: 100%;
    }
    
    /* Zettel cards */
    .zettel { 
        padding: 15px; 
    }
    
    .zettel-header { 
        flex-direction: column; 
    }
    
    .zettel-title {
        font-size: 1.3em;
    }
    
    .zettel-actions { 
        flex-direction: column; 
        align-items: stretch;
        gap: 10px;
    }
    
    .zettel-actions button,
    .zettel-actions a,
    .zettel-actions form {
        width: 100%;
        margin: 0;
    }
    
    .zettel-actions form button {
        width: 100%;
    }
    
    .zettel-actions .btn,
    .zettel-actions button,
    .zettel-actions a {
        display: flex;
        width: 100% !important;
        box-sizing: border-box;
    }
    
    /* Bookmarklet section */
    .bookmarklet-section {
        padding: 15px;
    }
    
    .bookmarklet-section h3 {
        font-size: 1em;
    }
    
    /* Tag cloud */
    .tag-cloud {
        padding: 10px;
    }
    
    .tag-cloud a {
        font-size: 0.85em;
        margin: 3px;
        padding: 4px 8px;
    }
    
    /* Create button */
    .btn-create-new {
        padding: 12px 30px;
        font-size: 1em;
    }
    
    /* Pagination */
    .pagination {
        gap: 5px;
    }
    
    .pagination a,
    .pagination span {
        padding: 6px 10px;
        font-size: 0.9em;
    }
    
    /* Modal adjustments */
    .modal-content {
        width: 95%;
        margin: 10% auto;
        padding: 20px;
    }
    
    /* Edit forms */
    .edit-form {
        padding: 15px;
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    body {
        padding: 5px;
    }
    
    .header-section h1 {
        font-size: 1.3em;
    }
    
    .zettel {
        padding: 12px;
    }
    
    .zettel-title {
        font-size: 1.2em;
    }
    
    .btn-create-new {
        padding: 10px 20px;
        font-size: 0.95em;
    }
    
    .sticky-badge {
        font-size: 0.8em;
    }
}