/* Note Builder Specific Styles */
        .note-builder-page {
            min-height: 100vh;
            background: white;
        }

        .note-builder-hero {
            padding: 30px 0 40px;
            background: var(--color-off-white);
        }

        .note-builder-hero-content {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 60px;
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .note-builder-hero-text {
            flex: 0 1 500px;
        }

        .note-builder-hero .section-label {
            display: inline-block;
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--color-gold);
            margin-bottom: 16px;
        }

        .note-builder-hero h1 {
            font-size: 2.8rem;
            font-weight: 600;
            margin-bottom: 20px;
            color: var(--color-black);
            line-height: 1.2;
        }

        .note-builder-hero p {
            font-size: 1.15rem;
            color: var(--color-dark-gray);
            line-height: 1.7;
        }

        .note-builder-hero-graphic {
            flex: 0 1 450px;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        .hero-illustration {
            width: 100%;
            max-width: 450px;
            height: auto;
        }

        .note-builder-container {
            max-width: 900px;
            margin: 0 auto;
            padding: 40px 20px 80px;
        }

        /* Step sections */
        .nb-step-section {
            margin-bottom: 60px;
        }

        .nb-step-header {
            text-align: center;
            margin-bottom: 20px;
        }

        .nb-step-label {
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            color: var(--color-dark-gray);
            margin-bottom: 8px;
        }

        .nb-step-title {
            font-size: 1.8rem;
            font-weight: 600;
            color: var(--color-black);
        }

        .nb-step-subtitle {
            font-size: 1rem;
            color: var(--color-dark-gray);
            text-align: center;
            margin-bottom: 20px;
        }

        /* Tokens Box */
        .nb-tokens-box {
            border: 3px dashed var(--color-gold);
            border-radius: var(--radius-lg);
            padding: 24px;
            background: var(--color-off-white);
            transition: all 0.3s ease;
        }

        .nb-tokens-box.has-file {
            border: 1px solid var(--color-gray);
            background: var(--color-off-white);
        }

        .nb-upload-prompt {
            text-align: center;
            padding: 40px 20px;
            cursor: pointer;
            border-radius: var(--radius-md);
            transition: background 0.2s ease;
        }

        .nb-upload-prompt:hover {
            background: rgba(255, 149, 5, 0.05);
        }

        .nb-upload-icon {
            font-size: 48px;
            margin-bottom: 12px;
        }

        .nb-upload-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 4px;
        }

        .nb-upload-subtitle {
            font-size: 0.95rem;
            color: var(--color-dark-gray);
        }

        .nb-tokens-content {
            display: none;
        }

        .nb-tokens-content.visible {
            display: block;
        }

        .nb-file-info {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--color-white);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-gray);
            margin-bottom: 16px;
        }

        .nb-file-name {
            font-size: 1rem;
            font-weight: 600;
        }

        .nb-change-file {
            background: none;
            border: none;
            color: var(--color-gold);
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            font-family: inherit;
        }

        .nb-change-file:hover {
            text-decoration: underline;
        }

        .nb-tokens-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .nb-field-token {
            display: inline-flex;
            align-items: center;
            padding: 6px 12px;
            background: #fff3e0;
            border: 2px solid var(--color-gold);
            border-radius: 4px;
            font-family: 'Quicksand', sans-serif;
            font-size: 0.9rem;
            color: #e88600;
            cursor: pointer;
            user-select: none;
            transition: all 0.2s ease;
            font-weight: 600;
        }

        .nb-field-token:hover {
            background: #ffe8cc;
            transform: translateY(-1px);
        }

        /* Editor */
        .nb-editor-container {
            background: var(--color-off-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-gray);
        }

        .nb-editor {
            min-height: 300px;
            padding: 20px;
            outline: none;
            font-size: 1.1rem;
            line-height: 1.8;
            background: var(--color-off-white);
        }

        .nb-editor:empty::before {
            content: attr(data-placeholder);
            color: var(--color-dark-gray);
            pointer-events: none;
        }

        .nb-editor-block {
            position: relative;
            padding: 12px 16px;
            padding-top: 8px;
            background: var(--color-white);
            border-radius: var(--radius-sm);
            margin-bottom: 4px;
            min-height: 50px;
        }

        .nb-editor-block:focus-within {
            box-shadow: 0 0 0 2px rgba(255, 149, 5, 0.2);
        }

        .nb-block-label {
            font-size: 0.7rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: var(--color-gold);
            margin-bottom: 4px;
            display: block;
        }

        .nb-block-content {
            min-height: 24px;
            outline: none;
            color: var(--color-text);
            font-size: 1.1rem;
            line-height: 1.6;
        }

        .nb-block-content:empty::before {
            content: 'Type your message here...';
            color: var(--color-dark-gray);
            pointer-events: none;
        }

        .nb-block-divider {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            margin: 4px 0;
            user-select: none;
        }

        .nb-block-divider-line {
            flex: 1;
            height: 1px;
            background: var(--color-gray);
        }

        .nb-inline-token {
            display: inline;
            padding: 2px 6px;
            background: #fff3e0;
            border: 1.5px solid var(--color-gold);
            border-radius: 4px;
            font-family: 'Quicksand', sans-serif;
            font-size: 0.85rem;
            color: #e88600;
            white-space: nowrap;
            vertical-align: baseline;
            margin: 0 1px;
            font-weight: 600;
            user-select: none;
            -webkit-user-modify: read-only;
            cursor: default;
            line-height: 1.4;
        }

        .nb-editor-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--color-off-white);
            border-top: 1px solid var(--color-gray);
            font-size: 0.95rem;
        }

        .nb-word-count {
            display: flex;
            align-items: center;
            gap: 16px;
            color: var(--color-dark-gray);
        }

        .nb-word-count-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nb-word-count-item strong {
            font-weight: 700;
            color: var(--color-black);
        }

        .nb-block-counts {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .nb-block-count-tag {
            background: var(--color-white);
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 0.8rem;
            border: 1px solid var(--color-gray);
        }

        .nb-block-count-tag.warning {
            border-color: var(--color-gold);
            color: var(--color-gold);
        }

        .nb-block-count-tag.error {
            border-color: #dc3545;
            color: #dc3545;
        }

        /* Preview */
        .nb-letter-preview {
            display: flex;
            flex-direction: column;
        }

        .nb-letter-wrapper {
            background: var(--color-off-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-gray);
        }

        .nb-letter-paper {
            background: var(--color-white);
            padding: 32px;
            min-height: 350px;
            margin: 20px;
            border-radius: var(--radius-md);
        }

        .nb-preview-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 16px;
            background: var(--color-off-white);
            border-top: 1px solid var(--color-gray);
        }

        .nb-preview-toggle {
            display: flex;
            background: var(--color-white);
            border-radius: var(--radius-sm);
            padding: 3px;
        }

        .nb-preview-toggle-btn {
            padding: 8px 16px;
            font-size: 0.9rem;
            font-weight: 600;
            border: none;
            background: transparent;
            color: var(--color-dark-gray);
            cursor: pointer;
            border-radius: 4px;
            transition: all 0.2s ease;
            font-family: inherit;
        }

        .nb-preview-toggle-btn.active {
            background: var(--color-gold);
            color: white;
        }

        .nb-nav-row {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .nb-nav-row.hidden {
            visibility: hidden;
        }

        .nb-nav-btn {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            border: none;
            background: var(--color-gold);
            color: white;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }

        .nb-nav-btn:hover:not(:disabled) {
            background: #e88600;
        }

        .nb-nav-btn:disabled {
            opacity: 0.3;
            cursor: not-allowed;
        }

        .nb-nav-counter {
            font-family: 'Quicksand', sans-serif;
            font-size: 0.9rem;
            color: var(--color-dark-gray);
            min-width: 70px;
            text-align: center;
            font-weight: 600;
        }

        .nb-letter-content {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--color-text);
        }

        .nb-letter-paragraph {
            margin-bottom: 1.5em;
        }

        .nb-letter-paragraph:last-child {
            margin-bottom: 0;
        }

        .nb-letter-token {
            display: inline;
            padding: 2px 6px;
            background: #fff3e0;
            border: 1.5px solid var(--color-gold);
            border-radius: 4px;
            font-family: 'Quicksand', sans-serif;
            font-size: 0.85rem;
            color: #e88600;
            font-weight: 600;
        }

        .nb-export-footer {
            margin-top: 24px;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .nb-btn-export {
            padding: 14px 28px;
            border-radius: 30px;
            font-family: inherit;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s ease;
            border: none;
            background: var(--color-gold);
            color: white;
        }

        .nb-btn-export:hover:not(:disabled) {
            background: #e88600;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(255, 149, 5, 0.3);
        }

        .nb-btn-export:disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }

        .nb-empty-state {
            text-align: center;
            padding: 60px 20px;
            color: var(--color-dark-gray);
        }

        .nb-empty-state-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .nb-empty-state-desc {
            font-size: 0.95rem;
        }

        .nb-validation-alert {
            display: none;
            padding: 14px 18px;
            background: rgba(220, 53, 69, 0.1);
            border: 2px solid #dc3545;
            border-radius: var(--radius-md);
            margin-top: 16px;
        }

        .nb-validation-alert.show {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .nb-validation-alert-icon {
            color: #dc3545;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .nb-validation-alert-content {
            flex: 1;
        }

        .nb-validation-alert-title {
            font-size: 1rem;
            font-weight: 700;
            color: #dc3545;
            margin-bottom: 4px;
        }

        .nb-validation-alert-message {
            font-size: 0.95rem;
            color: var(--color-dark-gray);
        }

        #nbFileInput {
            display: none;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .note-builder-hero {
                padding: 30px 0 40px;
            }

            .note-builder-hero-content {
                flex-direction: column;
                text-align: center;
                gap: 24px;
            }

            .note-builder-hero-graphic {
                order: -1;
                flex: 0 0 auto;
            }

            .note-builder-hero-text {
                flex: 0 1 auto;
            }

            .hero-illustration {
                max-width: 380px;
            }

            .note-builder-hero h1 {
                font-size: 1.8rem;
                margin-bottom: 14px;
            }

            .note-builder-hero p {
                font-size: 1rem;
            }

            .note-builder-container {
                padding: 36px 20px 60px;
            }

            .nb-step-section {
                margin-bottom: 40px;
            }

            .nb-editor {
                min-height: 200px;
                padding: 12px;
            }

            .nb-letter-paper {
                padding: 20px;
                margin: 12px;
                min-height: 250px;
            }

            .nb-export-footer {
                flex-direction: column;
            }

            .nb-btn-export {
                width: 100%;
                text-align: center;
            }
        }

        @media (max-width: 480px) {
            .note-builder-hero {
                padding: 30px 0 30px;
            }

            .note-builder-hero-content {
                gap: 16px;
            }

            .hero-illustration {
                max-width: 260px;
            }

            .note-builder-hero h1 {
                font-size: 1.5rem;
            }

            .note-builder-container {
                padding: 28px 16px 48px;
            }

            .nb-step-title {
                font-size: 1.5rem;
            }

            .nb-preview-footer {
                flex-direction: column;
                gap: 12px;
                align-items: stretch;
            }

            .nb-preview-toggle {
                justify-content: center;
            }

            .nb-nav-row {
                justify-content: center;
            }

            .nb-letter-paper {
                padding: 16px;
                margin: 8px;
            }

            .nb-tokens-grid {
                gap: 6px;
            }
        }

        /* Warning Box - matches formatting-guide.html */
        .warning-box {
            background: #fef3e0;
            border: 2px solid var(--color-gold);
            border-radius: var(--radius-md);
            padding: 20px;
            margin: 40px 20px;
            max-width: 800px;
        }
        @media (min-width: 840px) {
            .warning-box {
                margin: 40px auto;
            }
        }
        .warning-box-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .warning-icon {
            width: 20px;
            height: 20px;
            color: var(--color-gold);
        }
        .warning-box-title {
            font-weight: 700;
            color: var(--color-black);
            font-size: 0.9rem;
        }
        .warning-box ul {
            margin: 0;
            padding-left: 20px;
            color: var(--color-dark-gray);
            list-style: disc;
        }
        .warning-box li {
            margin-bottom: 8px;
            font-size: 0.9rem;
        }
        .warning-box li:last-child {
            margin-bottom: 0;
        }
        .warning-box li strong {
            color: var(--color-black);
        }