:root {
    --primary-color: #0A2540;
    --accent-color: #FFA000;
    --background-color: #0D1117;
    --surface-color: rgba(13, 17, 23, 0.95);
    --surface-glass: rgba(10, 37, 64, 0.8);
    --on-surface-color: #E6EDF3;
    --on-surface-secondary-color: #8B949E;
    --border-color: rgba(255, 160, 0, 0.3);
    --editor-bg-color: #0D1117;
    --editor-text-color: #E6EDF3;
    --line-numbers-bg-color: rgba(10, 37, 64, 0.5);
    --line-numbers-text-color: #6E7681;
    --warning-color: #FF8F00;
    --danger-color: #F85149;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --mono-font-family: 'SF Mono', Monaco, 'Courier New', monospace;
    --editor-font-size: 16px;
    --line-height: 1.6;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(255, 160, 0, 0.3);
    --radius: 12px;
    --radius-lg: 16px;
    --safe-area-top: env(safe-area-inset-top, 0px);
    --safe-area-bottom: env(safe-area-inset-bottom, 0px);
    --safe-area-left: env(safe-area-inset-left, 0px);
    --safe-area-right: env(safe-area-inset-right, 0px);
}

body[data-theme="dark"] {
    --primary-color: #42A5F5;
    --primary-dark: #1976D2;
    --primary-light: #64B5F6;
    --secondary-color: #4DD0E1;
    --background-color: #121212;
    --surface-color: #1E1E1E;
    --on-surface-color: #E0E0E0;
    --on-surface-secondary-color: #9E9E9E;
    --border-color: #373737;
    --editor-bg-color: #1E1E1E;
    --editor-text-color: #E0E0E0;
    --line-numbers-bg-color: #252525;
    --line-numbers-text-color: #666666;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3), 0 1px 2px rgba(0,0,0,0.24);
    --shadow-md: 0 3px 6px rgba(0,0,0,0.4), 0 2px 4px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.5), 0 6px 6px rgba(0,0,0,0.4);
}

.editor-wrapper[data-scheme="default-dark"] { --editor-bg-color: #212121; --editor-text-color: #e0e0e0; --line-numbers-bg-color: #2c2c2c; --line-numbers-text-color: #9e9e9e; }
.editor-wrapper[data-scheme="solarized"] { --editor-bg-color: #002b36; --editor-text-color: #839496; --line-numbers-bg-color: #073642; --line-numbers-text-color: #586e75; }
.editor-wrapper[data-scheme="dracula"] { --editor-bg-color: #282a36; --editor-text-color: #f8f8f2; --line-numbers-bg-color: #21222c; --line-numbers-text-color: #6272a4; }

/* ТЕМА: Navy Gold */
body[data-theme="navy-gold"] {
    --primary-color: #0a1628;
    --accent-color: #ffd700;
    --background-color: #0a1628;
    --surface-color: #0f2744;
    --surface-glass: rgba(15, 39, 68, 0.9);
    --on-surface-color: #e8f1ff;
    --on-surface-secondary-color: #7a9cc6;
    --border-color: rgba(255, 215, 0, 0.3);
    --editor-bg-color: #0a1628;
    --editor-text-color: #e8f1ff;
    --line-numbers-bg-color: #0f2744;
    --line-numbers-text-color: #4a6fa5;
    --shadow-glow: 0 0 20px rgba(255, 215, 0, 0.25);
}
body[data-theme="navy-gold"] .header { background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, rgba(15, 39, 68, 0.5) 100%); }

/* ТЕМА: Midnight Amber */
body[data-theme="midnight-amber"] {
    --primary-color: #0d1117;
    --accent-color: #ffb300;
    --background-color: #010409;
    --surface-color: #161b22;
    --surface-glass: rgba(22, 27, 34, 0.95);
    --on-surface-color: #f0f6fc;
    --on-surface-secondary-color: #8b949e;
    --border-color: rgba(255, 179, 0, 0.35);
    --editor-bg-color: #0d1117;
    --editor-text-color: #f0f6fc;
    --line-numbers-bg-color: #161b22;
    --line-numbers-text-color: #484f58;
    --shadow-glow: 0 0 25px rgba(255, 179, 0, 0.2);
}
body[data-theme="midnight-amber"] .header { background: linear-gradient(135deg, rgba(255, 179, 0, 0.15) 0%, rgba(22, 27, 34, 0.5) 100%); }

/* ТЕМА: Royal */
body[data-theme="royal"] {
    --primary-color: #1a237e;
    --accent-color: #ffeb3b;
    --background-color: #0d1033;
    --surface-color: #1a237e;
    --surface-glass: rgba(26, 35, 126, 0.9);
    --on-surface-color: #e8eaff;
    --on-surface-secondary-color: #9fa8da;
    --border-color: rgba(255, 235, 59, 0.4);
    --editor-bg-color: #0d1033;
    --editor-text-color: #e8eaff;
    --line-numbers-bg-color: #1a237e;
    --line-numbers-text-color: #5c6bc0;
    --shadow-glow: 0 0 20px rgba(255, 235, 59, 0.3);
}
body[data-theme="royal"] .header { background: linear-gradient(135deg, rgba(255, 235, 59, 0.15) 0%, rgba(26, 35, 126, 0.5) 100%); }

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; overflow: hidden; }
body { 
    font-family: var(--font-family); 
    margin: 0; 
    padding: 0; 
    overflow: hidden;
    background: linear-gradient(135deg, #0A2540 0%, #051729 50%, #0D1117 100%);
    color: var(--on-surface-color);
}
button, .btn {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

button:hover, .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

button:active, .btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.main-container { display: flex; flex-direction: column; height: 100vh; }

.header { 
    background: linear-gradient(135deg, rgba(255, 160, 0, 0.15) 0%, rgba(10, 37, 64, 0.3) 100%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 160, 0, 0.2);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 160, 0, 0.2);
    padding-top: var(--safe-area-top);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 56px; box-sizing: content-box;
    position: relative;
    z-index: 1000;
}

.header-left { display: flex; align-items: center; flex: 1; }
.header-right { display: flex; align-items: center; gap: 10px; }

.menu-btn, .header-action-btn { 
    background: none; 
    border: none; 
    color: white; 
    font-size: 24px; 
    cursor: pointer; 
    padding: 8px 12px;
    min-width: 44px;
    min-height: 44px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}
.menu-btn { margin-right: 15px; }
.header-action-btn:active { background: rgba(255,255,255,0.2); }

/* Voice Input Button Recording State */
.voice-recording {
    background: #f44336 !important;
    color: white !important;
    animation: pulse-voice 1.5s infinite;
}

@keyframes pulse-voice {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.8; }
}

/* Table Mode */
#tableContainer {
    background: var(--background-color);
    padding: 10px;
}

.excel-table {
    border-collapse: collapse;
    width: 100%;
    background: var(--surface-color);
    font-family: var(--mono-font-family);
    font-size: 13px;
}

.excel-table th {
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-align: center;
    font-weight: 600;
    border: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 10;
}

.excel-table td {
    border: 1px solid var(--border-color);
    padding: 0;
    min-width: 80px;
    height: 30px;
}

.excel-table td.row-header {
    background: var(--surface-color);
    text-align: center;
    font-weight: 600;
    color: var(--on-surface-secondary-color);
    padding: 8px;
    min-width: 40px;
}

.excel-table input {
    width: 100%;
    height: 100%;
    border: none;
    padding: 6px 8px;
    background: transparent;
    color: var(--on-surface-color);
    font-family: inherit;
    font-size: inherit;
}

.excel-table input:focus {
    outline: 2px solid var(--primary-color);
    background: var(--background-color);
}

.excel-table td.formula-cell {
    background: #e3f2fd;
}

.excel-table td.error-cell {
    background: #ffebee;
}

.table-toolbar {
    background: var(--surface-color);
    padding: 8px 10px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.table-toolbar button {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    background: var(--background-color);
    color: var(--on-surface-color);
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s;
}

.table-toolbar button:hover {
    background: var(--surface-color);
}

.table-toolbar button:active {
    background: var(--primary-color);
    color: white;
}

/* Function Panel Styles */
.function-panel {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface-color);
    border-top: 2px solid var(--primary-color);
    box-shadow: 0 -2px 10px rgba(0,0,0,0.2);
    z-index: 1000;
    max-height: 70vh;
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform 0.3s ease;
    padding-bottom: var(--safe-area-bottom);
}

.function-panel.show {
    transform: translateY(0);
}

.function-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background: var(--surface-color);
    z-index: 10;
}

.function-panel-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--on-surface-color);
}

.function-panel-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--on-surface-color);
    cursor: pointer;
    padding: 5px 10px;
    min-width: 44px;
    min-height: 44px;
}

.function-categories {
    display: flex;
    gap: 5px;
    padding: 10px 15px;
    overflow-x: auto;
    border-bottom: 1px solid var(--border-color);
    -webkit-overflow-scrolling: touch;
}

.function-category-btn {
    padding: 8px 16px;
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--on-surface-color);
    cursor: pointer;
    white-space: nowrap;
    font-size: 14px;
    transition: all 0.2s;
}

.function-category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.function-list {
    padding: 10px 15px;
}

.function-item {
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--background-color);
}

.function-item:active {
    background: var(--primary-color);
    color: white;
    transform: scale(0.98);
}

.function-item-name {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 4px;
}

.function-item-desc {
    font-size: 12px;
    color: var(--on-surface-secondary-color);
}

.function-item:active .function-item-desc {
    color: rgba(255,255,255,0.9);
}

.function-input-panel {
    padding: 15px;
    display: none;
    background: var(--surface-color);
    border-top: 1px solid var(--border-color);
}

.function-input-panel.show {
    display: block;
}

.function-input-group {
    margin-bottom: 15px;
}

.function-input-label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--on-surface-color);
}

.function-input-field {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 16px;
    background: var(--background-color);
    color: var(--on-surface-color);
}

.function-input-buttons {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.function-input-buttons button {
    flex: 1;
    padding: 12px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    font-weight: 600;
    min-height: 44px;
}

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

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

.btn-cancel-formula {
    background: var(--background-color);
    color: var(--on-surface-color);
    border: 1px solid var(--border-color);
}

.range-selection-mode .excel-table td {
    cursor: pointer;
}

.range-selection-mode .excel-table td:hover {
    background: rgba(33, 150, 243, 0.2);
}

.range-selection-mode .excel-table td.range-selected {
    background: rgba(33, 150, 243, 0.4);
    border: 2px solid var(--primary-color);
}

.header h1 { 
    font-size: 20px; 
    font-weight: 500; 
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.save-indicator {
    color: var(--accent-color);
    font-size: 16px;
    margin-left: 8px;
    opacity: 0;
    transition: opacity 0.3s;
}
.save-indicator.show { opacity: 1; }

.tabs-container { 
    display: flex; 
    overflow-x: auto; 
    background: var(--background-color); 
    box-shadow: 0 1px 3px rgba(0,0,0,0.1); 
    z-index: 5; 
    flex-shrink: 0;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.tabs-container::-webkit-scrollbar { display: none; }


.tab {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.tab::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab.active::before {
    transform: scaleX(1);
}

.tab:hover {
    background: rgba(255, 255, 255, 0.1);
}

.tab.active {
    background: var(--surface-color);
    color: var(--primary-color);
    font-weight: 600;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.08);
}
.tab.pinned::before {
    content: '📌';
    font-size: 12px;
    position: absolute;
    top: 2px;
    right: 2px;
}
.tab-close { 
    font-size: 16px; 
    width: 24px; 
    height: 24px; 
    line-height: 24px; 
    text-align: center; 
    border-radius: 50%;
    flex-shrink: 0;
}
.tab-close:hover { background: rgba(0,0,0,0.1); }

.new-tab-btn { 
    padding: 10px; 
    font-size: 20px; 
    cursor: pointer; 
    color: var(--primary-color); 
    border: none; 
    background: transparent;
    min-width: 44px;
    flex-shrink: 0;
}

.format-toolbar {
    background: var(--surface-color);
    padding: 8px 10px;
    display: flex;
    gap: 5px;
    flex-wrap: nowrap;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    position: sticky;
    top: 0;
    z-index: 100;
}

/* Sticky над клавиатурой на мобильных */
@supports (position: sticky) {
    .format-toolbar {
        position: -webkit-sticky;
        position: sticky;
    }
}
.format-toolbar::-webkit-scrollbar { display: none; }
.format-toolbar::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 30px;
    background: linear-gradient(to left, var(--background-color), transparent);
    pointer-events: none;
}

.format-toolbar button {
    background: none;
    border: 1px solid transparent;
    border-radius: 4px;
    color: var(--on-surface-color);
    font-size: 16px;
    font-weight: bold;
    width: 36px;
    height: 36px;
    cursor: pointer;
    transition: background 0.2s;
    flex-shrink: 0;
}
.format-toolbar button:hover { background: rgba(0,0,0,0.1); }
.format-toolbar button:active { background: rgba(0,0,0,0.2); }
.format-toolbar button.strikethrough { text-decoration: line-through; }
.format-toolbar button i { font-style: italic; }

.editor-wrapper { 
    display: flex; 
    flex-grow: 1; 
    overflow: hidden; 
    background: var(--editor-bg-color); 
    color: var(--editor-text-color); 
    transition: background 0.3s, color 0.3s; 
}

.line-numbers { 
    background: var(--line-numbers-bg-color); 
    color: var(--line-numbers-text-color); 
    padding: 15px 10px; 
    text-align: right; 
    font-family: var(--mono-font-family); 
    font-size: var(--editor-font-size); 
    line-height: var(--line-height); 
    user-select: none; 
    border-right: 1px solid var(--border-color); 
    overflow: hidden; 
    min-width: 45px; 
    transition: background 0.3s, color 0.3s; 
    white-space: pre; 
}

.editor-container { 
    flex: 1; 
    padding: 15px; 
    overflow-y: auto; 
    position: relative;
    -webkit-overflow-scrolling: touch;
    display: flex;
    flex-direction: column;
}

#notepad { 
    width: 100%; 
    height: 100%; 
    flex: 1;
    padding: 0; 
    font-size: var(--editor-font-size); 
    line-height: var(--line-height); 
    border: none; 
    background: transparent; 
    resize: none; 
    font-family: var(--mono-font-family); 
    color: var(--editor-text-color); 
}
#notepad:focus { outline: none; }
#notepad.no-wrap { white-space: pre; word-wrap: normal; overflow-x: auto; }

/* Markdown Preview */
.markdown-preview {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.7;
    color: var(--editor-text-color);
    background: var(--editor-bg-color);
}
.markdown-preview h1 { font-size: 1.8em; margin: 0.5em 0; border-bottom: 1px solid var(--border-color); padding-bottom: 0.3em; }
.markdown-preview h2 { font-size: 1.5em; margin: 0.5em 0; }
.markdown-preview h3 { font-size: 1.25em; margin: 0.5em 0; }
.markdown-preview p { margin: 0.8em 0; }
.markdown-preview ul, .markdown-preview ol { padding-left: 2em; margin: 0.5em 0; }
.markdown-preview li { margin: 0.3em 0; }
.markdown-preview code { background: rgba(255,255,255,0.1); padding: 2px 6px; border-radius: 4px; font-family: var(--mono-font-family); }
.markdown-preview pre { background: rgba(0,0,0,0.3); padding: 12px; border-radius: 8px; overflow-x: auto; margin: 1em 0; }
.markdown-preview pre code { background: none; padding: 0; }
.markdown-preview blockquote { border-left: 4px solid var(--accent-color); padding-left: 15px; margin: 1em 0; color: var(--on-surface-secondary-color); }
.markdown-preview a { color: var(--accent-color); }
.markdown-preview img { max-width: 100%; height: auto; border-radius: 8px; margin: 0.5em 0; }
.markdown-preview strong { color: var(--accent-color); }
.markdown-preview hr { border: none; border-top: 1px solid var(--border-color); margin: 1.5em 0; }
.markdown-preview table { border-collapse: collapse; width: 100%; margin: 1em 0; }
.markdown-preview th, .markdown-preview td { border: 1px solid var(--border-color); padding: 8px 12px; text-align: left; }
.markdown-preview th { background: var(--surface-color); }

/* Split view mode */
.editor-wrapper.split-view .editor-container { width: 50%; }
.editor-wrapper.split-view .markdown-preview { display: block !important; width: 50%; border-left: 1px solid var(--border-color); }

.status-bar { 
    background: var(--background-color); 
    border-top: 1px solid var(--border-color); 
    padding: 5px 15px; 
    padding-bottom: calc(5px + var(--safe-area-bottom));
    font-size: 12px; 
    color: var(--on-surface-secondary-color); 
    display: flex; 
    gap: 20px; 
    z-index: 5; 
    flex-shrink: 0; 
    transition: background 0.3s, color 0.3s, border 0.3s;
    justify-content: space-between;
    align-items: center;
}
.status-bar.hidden { display: none; }

.status-bar-left {
    display: flex;
    gap: 20px;
}

.status-bar-promo {
    font-size: 11px;
    color: var(--primary-color);
    text-decoration: none;
    white-space: nowrap;
    transition: opacity 0.2s;
}
.status-bar-promo:hover {
    opacity: 0.8;
    text-decoration: underline;
}

.sidebar { 
    position: fixed; 
    top: 0; 
    left: -280px; 
    width: 280px; 
    height: 100%; 
    background: var(--surface-color); 
    box-shadow: 2px 0 8px rgba(0,0,0,0.3); 
    transition: left 0.3s ease; 
    z-index: 200; 
    display: flex; 
    flex-direction: column;
    padding-top: var(--safe-area-top);
    padding-bottom: var(--safe-area-bottom);
}
.sidebar.open { left: 0; }

.sidebar-header { 
    background: var(--primary-dark-color); 
    color: white; 
    padding: 20px 15px; 
    font-size: 18px; 
    font-weight: 500; 
}

.menu-items { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; }


.menu-item {
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 6px;
    margin: 2px 8px;
}

.menu-item:hover {
    background: rgba(25, 118, 210, 0.08);
    transform: translateX(4px);
}

.menu-item:active {
    background: rgba(25, 118, 210, 0.12);
    transform: translateX(2px);
}.menu-item:active { background: rgba(0,0,0,0.1); }

.menu-item-left {
    display: flex;
    align-items: center;
    flex: 1;
}

.menu-item-icon { 
    margin-right: 15px; 
    font-size: 20px; 
    width: 24px; 
    text-align: center; 
}

.menu-item-badge {
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: bold;
}

.menu-section-title { 
    padding: 15px 15px 10px 15px; 
    font-size: 12px; 
    color: var(--on-surface-secondary-color); 
    font-weight: 600; 
    text-transform: uppercase; 
    letter-spacing: 0.5px; 
    background: rgba(0,0,0,0.05); 
}

.menu-item .check-icon { 
    display: inline-block; 
    width: 20px; 
    text-align: center; 
    opacity: 0; 
}
.menu-item.checked .check-icon { opacity: 1; }

.overlay { 
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background: rgba(0,0,0,0.5); 
    display: none; 
    z-index: 150; 
}
.overlay.show { display: block; }

.modal { 
    position: fixed; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background: rgba(0,0,0,0.6); 
    display: none; 
    align-items: center; 
    justify-content: center; 
    z-index: 300; 
    padding: 20px; 
}
.modal.show { display: flex; }

.modal-content { 
    background: var(--surface-color); 
    color: var(--on-surface-color); 
    border-radius: 8px; 
    width: 100%; 
    max-width: 400px; 
    max-height: 90vh;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
}
.modal-content {
    animation: modalSlideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal {
    backdrop-filter: blur(4px);
}

.modal-header { 
    padding: 20px; 
    border-bottom: 1px solid var(--border-color); 
    font-size: 18px; 
    font-weight: 500;
    flex-shrink: 0;
}

.modal-body { 
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer { 
    padding: 15px 20px; 
    border-top: 1px solid var(--border-color); 
    display: flex; 
    justify-content: flex-end; 
    gap: 10px;
    flex-shrink: 0;
}

.btn { 
    padding: 10px 20px; 
    border: none; 
    border-radius: 4px; 
    font-size: 16px; 
    cursor: pointer; 
    transition: background 0.2s;
    min-height: 44px;
}
.btn-primary { background: var(--primary-color); color: white; }
.btn-primary:active { background: var(--primary-dark-color); }
.btn-secondary { background: var(--background-color); color: var(--on-surface-color); }
.btn-secondary:active { background: var(--border-color); }
.btn-success { background: var(--accent-color); color: white; }
.btn-warning { background: var(--warning-color); color: white; }
.btn-danger { background: var(--danger-color); color: white; }

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

.form-group label, .setting-group label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: 500; 
    color: var(--on-surface-secondary-color); 
}

.form-group input, .form-group textarea, .form-group select { 
    width: 100%; 
    padding: 10px; 
    border: 1px solid var(--border-color); 
    border-radius: 4px; 
    background: var(--background-color); 
    color: var(--on-surface-color);
    font-family: inherit;
    font-size: 14px;
}

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

.setting-options { 
    display: flex; 
    gap: 10px; 
    flex-wrap: wrap; 
}

.radio-btn { 
    padding: 8px 16px; 
    border-radius: 20px; 
    cursor: pointer; 
    border: 1px solid var(--border-color);
    transition: all 0.2s;
    flex: 1;
    text-align: center;
    min-width: 80px;
}
.radio-btn.selected { 
    background: var(--primary-color); 
    color: white; 
    border-color: var(--primary-color); 
}

.stats-grid { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 15px; 
}

.stat-item { 
    background: var(--background-color); 
    padding: 15px; 
    border-radius: 6px; 
    text-align: center; 
}

.stat-value { 
    font-size: 24px; 
    font-weight: bold; 
    color: var(--primary-color); 
}

.stat-label { 
    font-size: 14px; 
    margin-top: 5px; 
    color: var(--on-surface-secondary-color); 
}

/* Индикатор открытого файла */
#fileIndicator {
    position: fixed;
    top: calc(70px + var(--safe-area-top));
    right: calc(20px + var(--safe-area-right));
    padding: 8px 15px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    font-size: 13px;
    color: white;
    display: none;
    z-index: 1000;
    transition: opacity 0.3s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

#fileIndicator::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4CAF50;
    margin-right: 8px;
}

#fileIndicator.unsaved::before {
    background: #FF9800;
    animation: pulse-indicator 1.5s infinite;
}

@keyframes pulse-indicator {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.toast { 
    position: fixed; 
    bottom: calc(80px + var(--safe-area-bottom)); 
    left: 50%; 
    transform: translateX(-50%); 
    background: #323232; 
    color: white; 
    padding: 14px 24px; 
    border-radius: 4px; 
    font-size: 14px; 
    opacity: 0; 
    transition: opacity 0.3s; 
    z-index: 400; 
    max-width: 90%; 
    text-align: center; 
}
.toast.show { opacity: 1; }

.zoom-control { 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    gap: 15px; 
}

.zoom-btn { 
    width: 44px; 
    height: 44px; 
    border-radius: 50%; 
    border: 1px solid var(--border-color); 
    background: var(--surface-color); 
    color: var(--on-surface-color); 
    font-size: 20px; 
    cursor: pointer;
    transition: background 0.2s;
}
.zoom-btn:active { background: var(--background-color); }

.zoom-value { 
    font-size: 18px; 
    font-weight: 500;
    min-width: 60px;
    text-align: center;
}

.format-option {
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
}
.format-option:hover {
    background: var(--background-color);
}
.format-option.selected {
    background: var(--background-color);
    border-color: var(--primary-color);
}

.template-option {
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 10px;
    cursor: pointer;
    transition: all 0.2s;
}
.template-option:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
}
.template-name {
    font-weight: 500;
    margin-bottom: 5px;
}
.template-desc {
    font-size: 12px;
    color: var(--on-surface-secondary-color);
}

.search-result-item {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background 0.2s;
}
.search-result-item:hover {
    background: var(--background-color);
}
.search-result-title {
    font-weight: 500;
    margin-bottom: 5px;
}
.search-result-snippet {
    font-size: 13px;
    color: var(--on-surface-secondary-color);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.search-result-highlight {
    background: yellow;
    color: black;
    font-weight: bold;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    background: var(--primary-color);
    color: white;
    border-radius: 12px;
    font-size: 12px;
    gap: 6px;
}

.tag-remove {
    cursor: pointer;
    font-weight: bold;
    opacity: 0.8;
}
.tag-remove:hover {
    opacity: 1;
}

.tag-filter {
    padding: 6px 12px;
    background: var(--background-color);
    color: var(--on-surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}
.tag-filter:hover {
    background: var(--border-color);
}
.tag-filter.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.file-drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    color: var(--on-surface-secondary-color);
    transition: all 0.3s;
}
.file-drop-zone.dragover {
    border-color: var(--primary-color);
    background: var(--background-color);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 10px;
}
.progress-fill {
    height: 100%;
    background: var(--primary-color);
    transition: width 0.3s;
}

#aboutModal .modal-body { text-align: center; font-size: 16px; }

#aboutModal a:hover {
    background: var(--border-color) !important;
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

/* PWA Install Button */
.install-pwa-banner {
    position: fixed;
    bottom: calc(20px + var(--safe-area-bottom));
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 12px 20px;
    border-radius: 24px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    display: none;
    align-items: center;
    gap: 12px;
    z-index: 500;
    max-width: 90%;
}

.install-pwa-banner.show {
    display: flex;
}

.install-pwa-banner button {
    background: white;
    color: var(--primary-color);
    border: none;
    padding: 8px 16px;
    border-radius: 16px;
    font-weight: 500;
    cursor: pointer;
}

.install-pwa-close {
    background: rgba(255,255,255,0.3) !important;
    color: white !important;
    width: 24px;
    height: 24px;
    padding: 0 !important;
    border-radius: 50% !important;
    font-size: 18px;
    line-height: 24px;
}

/* QR Code Modal */
#qrCodeDisplay {
    text-align: center;
    padding: 20px;
}

#qrCodeCanvas {
    margin: 0 auto;
    display: block;
}

/* Мобильная адаптация */
@media (max-width: 768px) {
    .header { 
    background: linear-gradient(135deg, rgba(255, 160, 0, 0.15) 0%, rgba(10, 37, 64, 0.3) 100%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 160, 0, 0.2);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5), 0 0 20px rgba(255, 160, 0, 0.2);
    padding-top: var(--safe-area-top);
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 56px; box-sizing: content-box;
    position: relative;
    z-index: 1000;
}
    
    .header h1 {
        font-size: 18px;
    }
    
    .format-toolbar {
        padding: 8px 5px;
    }
    
    .format-toolbar button {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    /* Sticky toolbar над клавиатурой */
    .format-toolbar {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: auto;
        z-index: 1000;
        border-top: 1px solid var(--border-color);
        border-bottom: none;
        padding-bottom: calc(10px + env(safe-area-inset-bottom, 0));
        background: var(--surface-color);
    }
    
    /* Отступ для textarea когда toolbar внизу */
    .editor-container {
        padding-bottom: 60px;
    }
    
    .sidebar {
        width: 100%;
        left: -100%;
    }
    
    .modal-content {
        max-width: 95%;
        margin: 0 10px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .status-bar {
        font-size: 11px;
        padding: 4px 10px;
        padding-bottom: calc(4px + var(--safe-area-bottom));
        gap: 10px;
        display: none; /* Скрываем на мобильных для экономии места */
    }
    
    .line-numbers {
        padding: 15px 5px;
        min-width: 35px;
        font-size: 14px;
        display: none; /* Скрываем на мобильных */
    }
    
    .editor-container {
        padding: 15px 10px;
    }
    
    #notepad {
        font-size: 16px; /* 16px предотвращает zoom на iOS */
    }
    
    /* Split view на мобильных - только вертикально */
    .editor-wrapper.split-view {
        flex-direction: column;
    }
    .editor-wrapper.split-view .editor-container { width: 100%; height: 50%; }
    .editor-wrapper.split-view .markdown-preview { width: 100%; height: 50%; border-left: none; border-top: 1px solid var(--border-color); }
    
    .tab {
        padding: 8px 12px;
        font-size: 13px;
    }
    
    .menu-item {
        padding: 16px 12px;
    }
    
    .setting-options {
        flex-direction: column;
    }
    
    .radio-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Печать */
@media print {
    body {
        background: white !important;
        color: black !important;
    }
    
    .header, .tabs-container, .format-toolbar, .status-bar, .sidebar, .overlay, .modal, .toast {
        display: none !important;
    }
    
    .main-container {
        height: auto !important;
    }
    
    .editor-wrapper {
        height: auto !important;
        background: white !important;
        display: block !important;
    }
    
    .line-numbers {
        display: none !important;
    }
    
    .editor-container {
        padding: 0 !important;
        overflow: visible !important;
    }
    
    #notepad {
        border: none !important;
        background: white !important;
        color: black !important;
        height: auto !important;
        overflow: visible !important;
        white-space: pre-wrap !important;
        word-wrap: break-word !important;
        font-family: 'Georgia', 'Times New Roman', serif !important;
        font-size: 12pt !important;
        line-height: 1.6 !important;
    }
    
    /* Добавляем заголовок заметки при печати */
    .editor-wrapper::before {
        content: attr(data-note-title);
        display: block;
        font-size: 18pt;
        font-weight: bold;
        margin-bottom: 20px;
        padding-bottom: 10px;
        border-bottom: 2px solid #333;
    }
    
    /* Добавляем дату печати */
    .editor-wrapper::after {
        content: "Напечатано: " attr(data-print-date);
        display: block;
        margin-top: 30px;
        padding-top: 10px;
        border-top: 1px solid #ccc;
        font-size: 9pt;
        color: #666;
    }
    
    @page {
        margin: 2cm;
    }
}

/* МЕДИЦИНСКИЕ ПАНЕЛИ */
.med-panel { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); z-index: 301; display: none; align-items: flex-start; justify-content: center; padding: 20px; padding-top: calc(60px + var(--safe-area-top, 0px)); }
.med-panel.show { display: flex; }
.med-panel-content { background: var(--surface-color); border-radius: 12px; max-width: 600px; width: 100%; max-height: calc(100vh - 80px - var(--safe-area-top, 0px)); display: flex; flex-direction: column; box-shadow: 0 8px 32px rgba(0,0,0,0.3); }
.med-panel-header { padding: 20px; border-bottom: 1px solid var(--border-color); display: flex; align-items: center; justify-content: space-between; background: linear-gradient(135deg, #9C27B0, #2196F3); color: white; border-radius: 12px 12px 0 0; }
.med-panel-body { flex: 1; overflow-y: auto; padding: 20px; }
.med-search-box { margin-bottom: 15px; position: relative; }
.med-search-box input { width: 100%; padding: 12px 40px 12px 15px; border: 2px solid var(--border-color); border-radius: 8px; background: var(--background-color); min-height: 44px; color: var(--on-surface-color); }
.med-category-tabs { display: flex; gap: 8px; margin-bottom: 15px; overflow-x: auto; }
.med-category-tab { padding: 8px 16px; border: 2px solid var(--border-color); background: var(--background-color); color: var(--on-surface-color); border-radius: 20px; cursor: pointer; font-size: 13px; white-space: nowrap; min-height: 40px; }
.med-category-tab.active { background: #9C27B0; color: white; border-color: #9C27B0; }
.med-item { background: var(--background-color); border: 1px solid var(--border-color); border-radius: 8px; padding: 15px; margin-bottom: 10px; cursor: pointer; }
.med-item-name { font-weight: 600; font-size: 15px; color: var(--on-surface-color); }
.med-item-latin { font-size: 13px; color: var(--on-surface-secondary-color); font-style: italic; margin-top: 4px; }
.med-item-dose { font-size: 13px; padding: 8px; background: rgba(156, 39, 176, 0.1); border-radius: 4px; margin-top: 8px; color: var(--on-surface-color); }
.med-item-details { display: none; margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--border-color); }
.med-item.expanded .med-item-details { display: block; }
.med-detail-section { margin-bottom: 10px; }
.med-detail-label { font-size: 12px; font-weight: 600; color: #9C27B0; margin-bottom: 4px; }
.med-detail-text { font-size: 13px; color: var(--on-surface-color); line-height: 1.4; }

.calc-container { background: var(--background-color); border-radius: 8px; padding: 15px; margin-bottom: 15px; }
.calc-field { margin-bottom: 15px; }
.calc-field label { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--on-surface-color); margin-bottom: 8px; min-height: 44px; }
.calc-field input[type="checkbox"] { width: 20px; height: 20px; cursor: pointer; }
.calc-field input[type="number"] { width: 100%; padding: 10px; border: 2px solid var(--border-color); border-radius: 8px; background: var(--surface-color); color: var(--on-surface-color); min-height: 44px; }
.calc-field select { width: 100%; padding: 10px; border: 2px solid var(--border-color); border-radius: 8px; background: var(--surface-color); color: var(--on-surface-color); min-height: 44px; }
.calc-result { background: linear-gradient(135deg, #9C27B0, #2196F3); color: white; padding: 20px; border-radius: 12px; text-align: center; margin-top: 20px; }
.calc-result-score { font-size: 48px; font-weight: 700; margin-bottom: 10px; }
.calc-result-label { font-size: 16px; margin-bottom: 5px; opacity: 0.9; }
.calc-result-risk { font-size: 18px; font-weight: 600; margin-top: 10px; }
.calc-result-desc { font-size: 14px; margin-top: 10px; opacity: 0.85; line-height: 1.4; }

.template-item { background: var(--background-color); border: 2px solid var(--border-color); border-radius: 8px; padding: 15px; margin-bottom: 10px; cursor: pointer; }
.template-item-header { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.template-icon { font-size: 28px; min-width: 40px; text-align: center; }
.template-name { font-weight: 600; font-size: 15px; color: var(--on-surface-color); }
.template-desc { font-size: 13px; color: var(--on-surface-secondary-color); line-height: 1.4; }

/* === MOBILE UI === */
.format-fab {
    position: fixed;
    bottom: calc(24px + env(safe-area-inset-bottom));
    right: 16px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color), #FF6F00);
    border: none;
    font-size: 28px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
    z-index: 98;
    display: none;
    cursor: pointer;
    transition: transform 0.3s;
}
.format-fab:active { transform: scale(0.95); }
@media (max-width: 768px) {
    .format-fab { display: flex; align-items: center; justify-content: center; }
}

.format-popup {
    position: fixed;
    bottom: calc(92px + env(safe-area-inset-bottom));
    right: 16px;
    background: var(--surface-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 12px;
    display: none;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    max-width: 320px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
    z-index: 99;
    animation: slideUp 0.3s ease;
}
.format-popup.active { display: grid; }
.format-popup button {
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(255,255,255,0.05);
    color: var(--on-surface-color);
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s;
}
.format-popup button:active {
    background: var(--accent-color);
    transform: scale(0.9);
}
@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .format-toolbar {
        height: 52px;
        overflow: hidden;
        transition: height 0.3s ease;
    }
    .format-toolbar.expanded {
        height: auto;
        max-height: 200px;
        overflow-x: auto;
        overflow-y: auto;
    }
    .format-toolbar::before {
        content: '▲ Панель форматирования';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 52px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: var(--surface-color);
        color: var(--on-surface-secondary-color);
        font-size: 13px;
        cursor: pointer;
        z-index: 1;
        border-bottom: 1px solid var(--border-color);
    }
    .format-toolbar.expanded::before {
        content: '▼ Свернуть';
    }
    .format-toolbar > * {
        margin-top: 52px;
    }
    #notepad { padding-bottom: 120px; }
}

.toolbar-position-btn {
    position: fixed;
    top: 60px;
    right: 12px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--surface-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    color: var(--on-surface-color);
    font-size: 16px;
    z-index: 97;
    display: none;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
@media (max-width: 768px) {
    .toolbar-position-btn { display: flex; align-items: center; justify-content: center; }
}

.format-toolbar.position-top {
    top: 112px;
    bottom: auto;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

}
pre {
    background: #f4f4f4;
    padding: 15px;
    border-radius: 5px;
    overflow-x: auto;
    white-space: pre-wrap;
}

.fab-container {
    position: fixed;
    bottom: 80px; /* Чуть выше статус-бара */
    right: 20px;
    z-index: 900;

#notepad {
    font-family: 'Consolas', 'Monaco', monospace; /* Моноширинный шрифт удобнее для таблиц */
    line-height: 1.6;
    padding: 20px;
    background-image: linear-gradient(transparent 95%, rgba(255,255,255,0.05) 50%); /* Эффект тетрадного листа */
    background-size: 100% 1.6em;
    background-attachment: local;
}

.gs-result {
    padding: 12px;
    margin-bottom: 8px;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}
.gs-result:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
}
.gs-result-title {
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 4px;
}
.gs-result-snippet {
    font-size: 13px;
    color: var(--on-surface-secondary-color);
    line-height: 1.5;
}
.gs-hl {
    background: #ffeb3b;
    padding: 2px 4px;
    border-radius: 2px;
    font-weight: 600;
}

* {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.notepad, .editor-container, .tabs-container, .menu {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
    
.calculator-card, .med-card {
    box-shadow: var(--shadow-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.calculator-card:hover, .med-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
    
button:hover, .btn:hover {
    box-shadow: 0 2px 8px rgba(255, 160, 0, 0.3);
}

.tab.active {
    color: var(--accent-color);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 160, 0, 0.3);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 160, 0, 0.5);
}

/* Индикатор загрузки */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color, #1a1a2e);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.3s ease;
}
.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}
.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.2);
    border-top-color: #2196F3;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
.loading-text {
    margin-top: 15px;
    color: #fff;
    font-size: 14px;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}