/* ===================================
   SD Notes - Minimalist Styling
   Inspired by Standard Notes
   =================================== */

:root {
    --sd-bg-primary: #ffffff;
    --sd-bg-secondary: #f8f9fa;
    --sd-bg-tertiary: #f0f1f3;
    --sd-text-primary: #1a1a1a;
    --sd-text-secondary: #6b6b6b;
    --sd-text-muted: #999999;
    --sd-border: #e0e0e0;
    --sd-accent: #2962ff;
    --sd-accent-hover: #0039cb;
    --sd-danger: #d32f2f;
    --sd-danger-hover: #b71c1c;
    --sd-success: #388e3c;
    --sd-shadow: rgba(0, 0, 0, 0.05);
    --sd-shadow-hover: rgba(0, 0, 0, 0.1);
    --sd-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --sd-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --sd-font-mono: 'Fira Code', 'SF Mono', Monaco, monospace;
}

/* Gray Dark Theme */
[data-theme="gray-dark"] {
    --sd-bg-primary: #1e1e1e;
    --sd-bg-secondary: #2a2a2a;
    --sd-bg-tertiary: #353535;
    --sd-text-primary: #e0e0e0;
    --sd-text-secondary: #a0a0a0;
    --sd-text-muted: #707070;
    --sd-border: #404040;
    --sd-accent: #7c8aff;
    --sd-accent-hover: #9ca8ff;
    --sd-danger: #ff6b6b;
    --sd-danger-hover: #ff8787;
    --sd-success: #51cf66;
    --sd-shadow: rgba(0, 0, 0, 0.4);
    --sd-shadow-hover: rgba(0, 0, 0, 0.6);
}

/* Blue Dark Theme */
[data-theme="blue-dark"] {
    --sd-bg-primary: #0d1117;
    --sd-bg-secondary: #161b22;
    --sd-bg-tertiary: #1f2937;
    --sd-text-primary: #c9d1d9;
    --sd-text-secondary: #8b949e;
    --sd-text-muted: #6e7681;
    --sd-border: #30363d;
    --sd-accent: #58a6ff;
    --sd-accent-hover: #79c0ff;
    --sd-danger: #f85149;
    --sd-danger-hover: #ff7b72;
    --sd-success: #3fb950;
    --sd-shadow: rgba(0, 0, 0, 0.5);
    --sd-shadow-hover: rgba(0, 0, 0, 0.7);
}

/* Dim Theme */
[data-theme="dim"] {
    --sd-bg-primary: #15202b;
    --sd-bg-secondary: #192734;
    --sd-bg-tertiary: #22303c;
    --sd-text-primary: #f7f9f9;
    --sd-text-secondary: #8899a6;
    --sd-text-muted: #6c7a89;
    --sd-border: #38444d;
    --sd-accent: #1d9bf0;
    --sd-accent-hover: #4ab3f4;
    --sd-danger: #f4212e;
    --sd-danger-hover: #f7515c;
    --sd-success: #00ba7c;
    --sd-shadow: rgba(0, 0, 0, 0.45);
    --sd-shadow-hover: rgba(0, 0, 0, 0.65);
}

/* Reset and Base */
.sd-notes-container * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.sd-notes-container {
    font-family: var(--sd-font-sans);
    color: var(--sd-text-primary);
    background: var(--sd-bg-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Main Layout */
.sd-notes-layout {
    display: flex;
    height: 90vh;
    min-height: 600px;
    max-width: 100%;
    background: var(--sd-bg-primary);
    border: 1px solid var(--sd-border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px var(--sd-shadow);
}

/* Sidebar */
.sd-notes-sidebar {
    width: 280px;
    min-width: 260px;
    max-width: 320px;
    background: var(--sd-bg-secondary);
    border-right: 1px solid var(--sd-border);
    display: flex;
    flex-direction: column;
    transition: var(--sd-transition);
}

.sd-notes-header {
    padding: 16px;
    background: var(--sd-bg-secondary);
    border-bottom: 1px solid var(--sd-border);
}

.sd-notes-title {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--sd-text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sd-theme-selector {
    position: relative;
}

.sd-theme-toggle {
    background: var(--sd-bg-tertiary);
    border: 1px solid var(--sd-border);
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 6px;
    color: var(--sd-text-secondary);
    transition: var(--sd-transition);
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.sd-theme-toggle:hover {
    color: var(--sd-text-primary);
    background: var(--sd-bg-primary);
    border-color: var(--sd-accent);
}

.sd-theme-dropdown {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    background: var(--sd-bg-primary);
    border: 1px solid var(--sd-border);
    border-radius: 8px;
    box-shadow: 0 8px 24px var(--sd-shadow-hover);
    min-width: 160px;
    z-index: 100;
    overflow: hidden;
}

.sd-theme-option {
    padding: 10px 14px;
    cursor: pointer;
    transition: var(--sd-transition);
    font-size: 13px;
    color: var(--sd-text-primary);
    background: transparent;
    border: none;
    width: 100%;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sd-theme-option:hover {
    background: var(--sd-bg-tertiary);
}

.sd-theme-option.active {
    background: var(--sd-accent);
    color: white;
}

.sd-theme-option.active:hover {
    background: var(--sd-accent-hover);
}

.sd-search-bar {
    position: relative;
}

.sd-search-input {
    width: 100%;
    padding: 10px 36px 10px 12px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: var(--sd-bg-primary);
    color: var(--sd-text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: var(--sd-transition);
}

.sd-search-input:focus {
    outline: none;
    border-color: var(--sd-border);
    box-shadow: none;
}

.sd-search-input::placeholder {
    color: var(--sd-text-muted);
}

.sd-search-clear {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--sd-text-muted);
    cursor: pointer;
    padding: 4px;
    font-size: 16px;
    transition: var(--sd-transition);
}

.sd-search-clear:hover {
    color: var(--sd-text-primary);
}

.sd-notes-actions {
    padding: 12px 16px;
    border-bottom: 1px solid var(--sd-border);
}

.sd-btn {
    padding: 9px 16px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--sd-transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    letter-spacing: -0.01em;
}

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

.sd-btn-primary:hover {
    background: var(--sd-accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px var(--sd-shadow-hover);
}

.sd-btn-primary:active {
    transform: translateY(0);
}

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

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

.sd-btn-secondary {
    background: var(--sd-bg-tertiary);
    color: var(--sd-text-primary);
}

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

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

.sd-notes-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}

.sd-notes-list::-webkit-scrollbar {
    width: 8px;
}

.sd-notes-list::-webkit-scrollbar-track {
    background: transparent;
}

.sd-notes-list::-webkit-scrollbar-thumb {
    background: var(--sd-border);
    border-radius: 4px;
}

.sd-notes-list::-webkit-scrollbar-thumb:hover {
    background: var(--sd-text-muted);
}

.sd-note-item {
    padding: 10px 12px;
    margin-bottom: 2px;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--sd-transition);
    background: transparent;
    display: flex;
    gap: 10px;
}

.sd-note-number {
    font-size: 11px;
    font-weight: 700;
    color: var(--sd-text-muted);
    min-width: 20px;
    padding-top: 2px;
}

.sd-note-item:hover {
    background: var(--sd-bg-tertiary);
}

.sd-note-item.active {
    background: var(--sd-bg-primary);
    border: 1px solid var(--sd-border);
    box-shadow: 0 2px 4px var(--sd-shadow);
}

.sd-note-item-content {
    flex: 1;
    min-width: 0;
}

.sd-note-item-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--sd-text-primary);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    letter-spacing: -0.01em;
}

[data-theme="gray-dark"] .sd-note-item-title,
[data-theme="blue-dark"] .sd-note-item-title,
[data-theme="dim"] .sd-note-item-title {
    color: var(--sd-text-primary);
}

.sd-note-item-preview {
    font-size: 12px;
    color: var(--sd-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}

.sd-note-item-date {
    font-size: 11px;
    color: var(--sd-text-muted);
    margin-top: 3px;
}

.sd-empty-state {
    padding: 40px 20px;
    text-align: center;
    color: var(--sd-text-muted);
}

.sd-empty-state p {
    font-size: 14px;
    margin-bottom: 16px;
}

/* Editor Panel */
.sd-notes-editor {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--sd-bg-primary);
    overflow: hidden;
}

.sd-editor-toolbar {
    padding: 14px 24px;
    border-bottom: 1px solid var(--sd-border);
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--sd-bg-secondary);
}

.sd-editor-toolbar .sd-btn:not(.sd-btn-danger) {
    min-width: auto;
    width: auto;
}

.sd-editor-toolbar .sd-btn-primary {
    min-width: 100px;
}

.sd-editor-toolbar .sd-btn-danger {
    min-width: 90px;
}

.sd-editor-toolbar .sd-btn {
    padding: 8px 14px;
    font-size: 13px;
}

.sd-editor-info {
    margin-left: auto;
    font-size: 12px;
    color: var(--sd-text-muted);
}

.sd-editor-content {
    flex: 1;
    padding: 32px 40px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sd-editor-content::-webkit-scrollbar {
    width: 8px;
}

.sd-editor-content::-webkit-scrollbar-track {
    background: transparent;
}

.sd-editor-content::-webkit-scrollbar-thumb {
    background: var(--sd-border);
    border-radius: 4px;
}

.sd-editor-title-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid transparent;
    border-radius: 6px;
    background: var(--sd-bg-secondary);
    color: var(--sd-text-primary);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.02em;
    font-family: inherit;
    transition: var(--sd-transition);
}

.sd-editor-title-input.has-error {
    border-color: var(--sd-danger);
    background: rgba(211, 47, 47, 0.05);
}

.sd-title-error {
    color: var(--sd-danger);
    font-size: 13px;
    margin-top: 6px;
    font-weight: 500;
}

.sd-editor-title-input:focus {
    outline: none;
    border-color: var(--sd-border);
    background: var(--sd-bg-primary);
    box-shadow: none;
}

.sd-editor-title-input::placeholder {
    color: var(--sd-text-muted);
}

.sd-editor-textarea {
    width: 100%;
    min-height: 400px;
    padding: 16px 0;
    border: none;
    background: transparent;
    color: var(--sd-text-primary);
    font-size: 16px;
    line-height: 1.7;
    font-family: inherit;
    resize: none;
}

.sd-editor-textarea:focus {
    outline: none;
}

.sd-editor-textarea::placeholder {
    color: var(--sd-text-muted);
}

.sd-editor-placeholder {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sd-text-muted);
    text-align: center;
}

.sd-editor-placeholder p {
    font-size: 16px;
}

/* Loading & Feedback */
.sd-notes-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 400px;
    gap: 16px;
}

.sd-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--sd-border);
    border-top-color: var(--sd-accent);
    border-radius: 50%;
    animation: sd-spin 0.8s linear infinite;
}

@keyframes sd-spin {
    to { transform: rotate(360deg); }
}

.sd-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 24px;
    background: var(--sd-text-primary);
    color: var(--sd-bg-primary);
    border-radius: 8px;
    box-shadow: 0 8px 24px var(--sd-shadow-hover);
    font-size: 14px;
    font-weight: 500;
    animation: sd-slide-up 0.3s ease-out;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.sd-toast.error {
    background: var(--sd-danger);
    color: white;
}

@keyframes sd-slide-up {
    from {
        transform: translateY(100px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Simple Clean Editor */
.sd-simple-editor {
    width: 100%;
    min-height: 500px;
    padding: 20px;
    margin-top: 20px;
    border: 1px solid var(--sd-border);
    border-radius: 8px;
    background: var(--sd-bg-secondary);
    color: var(--sd-text-primary);
    font-family: var(--sd-font-sans);
    font-size: 15px;
    line-height: 1.7;
    resize: vertical;
    transition: var(--sd-transition);
}

.sd-simple-editor:focus {
    outline: none;
    border-color: var(--sd-border);
    background: var(--sd-bg-primary);
}

.sd-simple-editor::placeholder {
    color: var(--sd-text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
    .sd-notes-layout {
        height: auto;
        min-height: 80vh;
        flex-direction: column;
    }
    
    .sd-notes-sidebar {
        width: 100%;
        max-width: 100%;
        max-height: 50vh;
        border-right: none;
        border-bottom: 1px solid var(--sd-border);
    }
    
    .sd-editor-content {
        padding: 20px 16px;
    }
    
    .sd-editor-title-input {
        font-size: 20px;
    }
    
    .sd-simple-editor {
        font-size: 14px;
        min-height: 300px;
    }
}

/* Force Override Theme Styles */
.sd-notes-container input[type="text"],
.sd-notes-container input,
.sd-notes-container textarea,
.sd-notes-container [contenteditable] {
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    box-sizing: border-box !important;
}

.sd-notes-container .sd-editor-title-input {
    border: 1px solid transparent !important;
    border-radius: 6px !important;
    background: var(--sd-bg-secondary) !important;
    outline: none !important;
}

.sd-notes-container .sd-editor-title-input:focus {
    border-color: var(--sd-border) !important;
    background: var(--sd-bg-primary) !important;
    box-shadow: none !important;
    outline: none !important;
}

.sd-notes-container .sd-search-input {
    border: 1px solid transparent !important;
    border-radius: 6px !important;
    outline: none !important;
}

.sd-notes-container .sd-search-input:focus {
    border-color: var(--sd-border) !important;
    box-shadow: none !important;
    outline: none !important;
}

/* Utility Classes */
.sd-fade-enter-active, .sd-fade-leave-active {
    transition: opacity 0.2s ease;
}

.sd-fade-enter-from, .sd-fade-leave-to {
    opacity: 0;
}

.sd-slide-enter-active, .sd-slide-leave-active {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sd-slide-enter-from {
    transform: translateX(-20px);
}

.sd-slide-leave-to {
    transform: translateX(20px);
}

/* Login Required */
.sd-notes-login-required {
    padding: 60px 20px;
    text-align: center;
    background: var(--sd-bg-secondary);
    border: 1px solid var(--sd-border);
    border-radius: 8px;
}

.sd-notes-login-required p {
    font-size: 16px;
    color: var(--sd-text-secondary);
}