Webleb - Snippets de Código - Aplicativo TheDoc Notes

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>TheDoc Notes - Secure Document Management</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <div class="container">
        
        <div id="loginForm" class="form-container">
            <div class="form-header">
                <h1>TheDoc Portal</h1>
                <p>Access your secure document vault</p>
            </div>
            
            <form id="loginFormElement">
                <div class="input-group">
                    <label for="loginUsername">Username</label>
                    <input type="text" id="loginUsername" name="username" placeholder="Enter your TheDoc ID" required>
                </div>
                
                <div class="input-group">
                    <label for="loginPassword">Password</label>
                    <input type="password" id="loginPassword" name="password" placeholder="Enter your secure key" required>
                </div>
                
                <button type="submit" class="btn-primary">Access TheDoc Vault</button>
                
                <p class="form-switch">
                    New to TheDoc? <a href="#" id="showRegister">Create Account</a>
                </p>
            </form>
        </div>

<div id="registerForm" class="form-container hidden">
            <div class="form-header">
                <h1>Join TheDoc</h1>
                <p>Create your secure document account</p>
            </div>
            
            <form id="registerFormElement">
                <div class="input-group">
                    <label for="registerUsername">Choose Username</label>
                    <input type="text" id="registerUsername" name="username" placeholder="Your TheDoc identifier" required>
                </div>
                
                <div class="input-group">
                    <label for="registerPassword">Create Password</label>
                    <input type="password" id="registerPassword" name="password" placeholder="Secure your TheDoc vault" required>
                </div>
                
                <div class="input-group">
                    <label for="confirmPassword">Confirm Password</label>
                    <input type="password" id="confirmPassword" name="confirmPassword" placeholder="Verify your secure key" required>
                </div>
                
                <button type="submit" class="btn-primary">Create TheDoc Account</button>
                
                <p class="form-switch">
                    Already have TheDoc access? <a href="#" id="showLogin">Sign In</a>
                </p>
            </form>
        </div>

<div id="notesApp" class="notes-container hidden">
            <header class="app-header">
                <h1>TheDoc Notes</h1>
                <div class="header-controls">
                    <span id="welcomeUser">Welcome to TheDoc</span>
                    <button id="logoutBtn" class="btn-secondary">Exit TheDoc</button>
                </div>
            </header>

<div class="notes-interface">
                <div class="notes-sidebar">
                    <div class="sidebar-header">
                        <h2>Document Archive</h2>
                        <button id="newNoteBtn" class="btn-primary">New Document</button>
                    </div>
                    
                    <div class="search-container">
                        <input type="text" id="searchNotes" placeholder="Search TheDoc archives...">
                    </div>
                    
                    <div id="notesList" class="notes-list">
                        
                    </div>
                </div>

<div class="notes-editor">
                    <div id="editorPlaceholder" class="editor-placeholder">
                        <h2>Welcome to TheDoc</h2>
                        <p>Your secure document management system</p>
                        <p>Select a document from the archive or create a new one to begin</p>
                    </div>
                    
                    <div id="noteEditor" class="note-editor hidden">
                        <div class="editor-header">
                            <input type="text" id="noteTitle" placeholder="Document title..." class="title-input">
                            <div class="editor-actions">
                                <button id="saveNoteBtn" class="btn-primary">Save Document</button>
                                <button id="deleteNoteBtn" class="btn-danger">Delete</button>
                            </div>
                        </div>
                        
                        <input id="noteContent" placeholder="Start writing your document..."/>
                        
                        <div class="editor-footer">
                            <span id="saveStatus">TheDoc AutoSave: Ready</span>
                            <span id="lastModified">Last modified: Never</span>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>

<div id="toast" class="toast hidden">
        <span id="toastMessage"></span>
    </div>

<div id="deleteModal" class="modal-overlay">
        <div class="modal-content">
            <div class="modal-icon">
                <span>X</span>
            </div>
            <div class="modal-title">Confirm Deletion</div>
            <div class="modal-message">
                Are you sure you want to delete this document from TheDoc vault? This action cannot be undone.
            </div>
            <div class="modal-actions">
                <button id="confirmDeleteBtn" class="btn-confirm">Delete Document</button>
                <button id="cancelDeleteBtn" class="btn-cancel">Cancel</button>
            </div>
        </div>
    </div>

/* TheDoc Notes - Secure Document Management System */
/* Color Scheme inspired by TheDoc's professional aesthetic */

:root {
    --primary-color: #0f172a;
    --secondary-color: #1e293b;
    --accent-color: #0ea5e9;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    --purple-color: #8b5cf6;
    --pink-color: #ec4899;
    --orange-color: #f97316;
    --teal-color: #14b8a6;
    --indigo-color: #6366f1;
    --cyan-color: #22d3ee;
    --light-bg: #f8fafc;
    --white: #ffffff;
    --text-dark: #e2e8f0;
    --text-light: #94a3b8;
    --border-color: #334155;
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(148, 163, 184, 0.2);
    
    /* Dark Blue Work Theme Gradients */
    --gradient-primary: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    --gradient-accent: linear-gradient(135deg, #0ea5e9 0%, #06b6d4 50%, #22d3ee 100%);
    --gradient-success: linear-gradient(135deg, #10b981 0%, #14b8a6 50%, #22d3ee 100%);
    --gradient-danger: linear-gradient(135deg, #ef4444 0%, #f97316 50%, #f59e0b 100%);
    --gradient-warning: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    --gradient-info: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 100%);
    --gradient-purple: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    --gradient-work: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #475569 75%, #64748b 100%);
    --gradient-bg: linear-gradient(135deg, #020617 0%, #0f172a 25%, #1e293b 50%, #334155 75%, #475569 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(14, 165, 233, 0.1) 0%, rgba(6, 182, 212, 0.1) 50%, rgba(34, 211, 238, 0.1) 100%);
    
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.4);
    --shadow-colorful: 0 8px 25px rgba(14, 165, 233, 0.4);
    --shadow-glow: 0 0 30px rgba(14, 165, 233, 0.3);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--gradient-bg);
    color: var(--text-dark);
    min-height: 100vh;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(14, 165, 233, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(34, 211, 238, 0.1) 0%, transparent 50%);
    animation: workspaceFloat 30s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes workspaceFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    33% { 
        transform: translateY(-30px) rotate(120deg);
        opacity: 1;
    }
    66% { 
        transform: translateY(20px) rotate(240deg);
        opacity: 0.8;
    }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
}

/* Authentication Forms */
.form-container {
    max-width: 400px;
    margin: 50px auto;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-glow);
    transition: var(--transition);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
}

.form-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-overlay);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.form-container:hover::before {
    opacity: 1;
}

.form-container:hover {
    box-shadow: var(--shadow-glow), 0 0 50px rgba(14, 165, 233, 0.2);
    transform: translateY(-5px);
    border-color: rgba(14, 165, 233, 0.3);
}

.form-header {
    text-align: center;
    margin-bottom: 30px;
}

.form-header h1 {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 10px;
    font-size: 2.2rem;
    font-weight: 600;
    text-align: center;
    filter: drop-shadow(0 2px 4px rgba(14, 165, 233, 0.3));
}

.form-header p {
    color: var(--text-light);
    font-size: 1rem;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(15, 23, 42, 0.6);
    color: var(--text-dark);
    backdrop-filter: blur(10px);
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2), var(--shadow-glow);
    background: rgba(15, 23, 42, 0.8);
}

.input-group input::placeholder {
    color: var(--text-light);
}

.btn-primary, .btn-secondary, .btn-danger {
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--white);
    width: 100%;
    box-shadow: var(--shadow-glow);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-success);
    transition: var(--transition);
    z-index: -1;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), 0 0 40px rgba(14, 165, 233, 0.4);
}

.btn-secondary {
    background: var(--gradient-work);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--gradient-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(239, 68, 68, 0.4);
}

.form-switch {
    text-align: center;
    margin-top: 20px;
    color: var(--text-light);
}

.form-switch a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
}

.form-switch a:hover {
    text-decoration: underline;
}

/* Notes Application */
.notes-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-glow);
    overflow: hidden;
    height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
    border: 1px solid var(--glass-border);
}

.app-header {
    background: var(--gradient-primary);
    color: var(--text-dark);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--border-color);
}

.app-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-accent);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.app-header:hover::before {
    opacity: 0.3;
}

.app-header h1 {
    font-size: 1.8rem;
    font-weight: 600;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.notes-interface {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.notes-sidebar {
    width: 350px;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(15px);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(15, 23, 42, 0.3);
}

.sidebar-header h2 {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.3rem;
}

.sidebar-header .btn-primary {
    width: auto;
    padding: 8px 16px;
    font-size: 0.9rem;
}

.search-container {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

.search-container input {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    background: rgba(15, 23, 42, 0.6);
    color: var(--text-dark);
    backdrop-filter: blur(10px);
}

.search-container input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(14, 165, 233, 0.4);
    background: rgba(15, 23, 42, 0.8);
}

.search-container input::placeholder {
    color: var(--text-light);
}

.notes-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px;
}

.note-item {
    padding: 15px;
    margin-bottom: 8px;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.note-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-accent);
    transition: var(--transition);
    z-index: -1;
    opacity: 0.1;
}

.note-item:hover::before {
    left: 0;
    opacity: 0.2;
}

.note-item:hover {
    transform: translateX(8px) scale(1.02);
    box-shadow: var(--shadow-glow);
    border-color: var(--accent-color);
    background: rgba(15, 23, 42, 0.8);
}

.note-item.active {
    border-color: var(--accent-color);
    background: rgba(14, 165, 233, 0.2);
    transform: scale(1.02);
    box-shadow: var(--shadow-glow);
}

.note-item:nth-child(odd) {
    border-left: 3px solid var(--accent-color);
}

.note-item:nth-child(even) {
    border-left: 3px solid var(--teal-color);
}

.note-item:nth-child(3n) {
    border-left: 3px solid var(--cyan-color);
}

.note-item:nth-child(4n) {
    border-left: 3px solid var(--info-color);
}

.note-item:nth-child(5n) {
    border-left: 3px solid var(--purple-color);
}

.note-title {
    font-weight: 600;
    color: inherit;
    margin-bottom: 5px;
    font-size: 1rem;
}

.note-preview {
    color: inherit;
    opacity: 0.8;
    font-size: 0.85rem;
    line-height: 1.4;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.note-date {
    color: inherit;
    opacity: 0.6;
    font-size: 0.75rem;
    margin-top: 8px;
}

.notes-editor {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(15px);
}

.editor-placeholder {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--text-light);
    text-align: center;
    padding: 40px;
}

.editor-placeholder h2 {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
    font-size: 2rem;
}

.note-editor {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.editor-header {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.title-input {
    flex: 1;
    padding: 12px 10px;
    border: 1px solid var(--border-color);
    font-size: 1.5rem;
    font-weight: 600;
    background: rgba(15, 23, 42, 0.6);
    color: var(--text-dark);
    border-radius: var(--border-radius);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.title-input:focus {
    background: rgba(15, 23, 42, 0.8);
    border-color: var(--accent-color);
    box-shadow: 0 0 15px rgba(14, 165, 233, 0.3);
    outline: none;
}

.title-input::placeholder {
    color: var(--text-light);
}

.editor-actions {
    display: flex;
    gap: 10px;
}

.editor-actions .btn-primary,
.editor-actions .btn-danger {
    width: auto;
    padding: 8px 16px;
    font-size: 0.9rem;
}

#noteContent {
    flex: 1;
    padding: 30px;
    border: none;
    resize: none;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text-dark);
    background: rgba(15, 23, 42, 0.3);
    font-family: inherit;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

#noteContent:focus {
    background: rgba(15, 23, 42, 0.5);
    box-shadow: inset 0 0 20px rgba(14, 165, 233, 0.1);
    outline: none;
}

#noteContent::placeholder {
    color: var(--text-light);
}

.editor-footer {
    padding: 15px 30px;
    border-top: 1px solid var(--border-color);
    background: var(--gradient-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-dark);
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: var(--gradient-success);
    color: var(--white);
    padding: 15px 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-glow);
    z-index: 1000;
    transform: translateX(400px);
    transition: var(--transition);
    border-left: 4px solid var(--success-color);
    backdrop-filter: blur(10px);
}

.toast.show {
    transform: translateX(0);
    animation: toastSlideGlow 0.5s ease-in-out;
}

.toast.error {
    background: var(--gradient-danger);
    border-left-color: var(--danger-color);
}

.toast.warning {
    background: var(--gradient-warning);
    border-left-color: var(--warning-color);
}

.toast.info {
    background: var(--gradient-info);
    border-left-color: var(--info-color);
}

@keyframes toastSlideGlow {
    0% { 
        transform: translateX(0) scale(1);
        box-shadow: var(--shadow-glow);
    }
    50% { 
        transform: translateX(0) scale(1.05);
        box-shadow: var(--shadow-glow), 0 0 30px rgba(14, 165, 233, 0.5);
    }
    100% { 
        transform: translateX(0) scale(1);
        box-shadow: var(--shadow-glow);
    }
}

/* Delete Confirmation Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-glow), 0 0 50px rgba(14, 165, 233, 0.3);
    padding: 30px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    0% {
        transform: translateY(-50px) scale(0.9);
        opacity: 0;
    }
    100% {
        transform: translateY(0) scale(1);
        opacity: 1;
    }
}

.modal-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--gradient-danger);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--white);
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.4);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.modal-message {
    color: var(--text-light);
    margin-bottom: 25px;
    line-height: 1.5;
}

.modal-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.btn-confirm {
    background: var(--gradient-danger);
    color: var(--white);
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    min-width: 100px;
}

.btn-confirm:hover {
    background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(239, 68, 68, 0.5);
}

.btn-cancel {
    background: var(--gradient-work);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    min-width: 100px;
}

.btn-cancel:hover {
    background: var(--gradient-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* Floating particles effect */
.container::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(34, 211, 238, 0.1) 0%, transparent 50%);
    animation: workFloat 25s ease-in-out infinite;
    pointer-events: none;
    z-index: -1;
}

@keyframes workFloat {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg);
        opacity: 0.5;
    }
    33% { 
        transform: translateY(-25px) rotate(120deg);
        opacity: 0.8;
    }
    66% { 
        transform: translateY(15px) rotate(240deg);
        opacity: 0.6;
    }
}

/* Professional scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.3);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-accent);
    border-radius: 6px;
    border: 2px solid transparent;
    background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-success);
    background-clip: content-box;
}

/* Glow effect for buttons */
.btn-primary:hover,
.btn-secondary:hover,
.btn-danger:hover {
    box-shadow: 
        var(--shadow-glow),
        0 0 40px rgba(14, 165, 233, 0.4),
        0 0 80px rgba(14, 165, 233, 0.2);
}

/* Status indicator colors */
#saveStatus {
    position: relative;
}

#saveStatus::before {
    content: '●';
    color: var(--accent-color);
    margin-right: 5px;
    animation: workPulse 2s infinite;
}

@keyframes workPulse {
    0%, 100% { 
        opacity: 1; 
        transform: scale(1);
        color: var(--accent-color);
    }
    50% { 
        opacity: 0.7; 
        transform: scale(1.1);
        color: var(--teal-color);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .notes-interface {
        flex-direction: column;
    }
    
    .notes-sidebar {
        width: 100%;
        height: 300px;
    }
    
    .sidebar-header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .editor-header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .editor-actions {
        justify-content: center;
    }
    
    .header-controls {
        flex-direction: column;
        gap: 10px;
        align-items: stretch;
    }
}

// TheDoc Notes - Secure Document Management System
// Advanced client-side application with TheDoc integration

class TheDocNotesApp {
    constructor() {
        this.currentUser = null;
        this.currentNote = null;
        this.notes = [];
        this.autoSaveInterval = null;
        this.searchTimeout = null;
        
        // TheDoc specific configurations
        this.docPrefix = 'TheDoc_';
        this.vaultKey = 'TheDocVault_';
        this.userKey = 'TheDocUser_';
        
        this.init();
    }

init() {
        this.setupEventListeners();
        this.checkAuthStatus();
        this.loadStoredData();
    }

setupEventListeners() {
        // Authentication events
        document.getElementById('loginFormElement').addEventListener('submit', (e) => this.handleLogin(e));
        document.getElementById('registerFormElement').addEventListener('submit', (e) => this.handleRegister(e));
        document.getElementById('showRegister').addEventListener('click', (e) => this.showRegisterForm(e));
        document.getElementById('showLogin').addEventListener('click', (e) => this.showLoginForm(e));
        document.getElementById('logoutBtn').addEventListener('click', () => this.handleLogout());

// Notes application events
        document.getElementById('newNoteBtn').addEventListener('click', () => this.createNewNote());
        document.getElementById('saveNoteBtn').addEventListener('click', () => this.saveCurrentNote());
        document.getElementById('deleteNoteBtn').addEventListener('click', () => this.confirmDeleteCurrentNote());
        document.getElementById('searchNotes').addEventListener('input', (e) => this.handleSearch(e));
        
        // Editor events
        document.getElementById('noteTitle').addEventListener('input', () => this.scheduleAutoSave());
        document.getElementById('noteContent').addEventListener('input', () => this.scheduleAutoSave());
        
        // Keyboard shortcuts
        document.addEventListener('keydown', (e) => this.handleKeyboardShortcuts(e));

// Modal events
        document.getElementById('confirmDeleteBtn').addEventListener('click', () => this.deleteCurrentNote());
        document.getElementById('cancelDeleteBtn').addEventListener('click', () => this.closeDeleteModal());
    }

// Authentication Methods
    handleLogin(e) {
        e.preventDefault();
        const username = document.getElementById('loginUsername').value;
        const password = document.getElementById('loginPassword').value;

if (this.validateLogin(username, password)) {
            this.currentUser = username;
            localStorage.setItem(this.userKey + 'current', username);
            this.showNotesApp();
            this.showToast(`Welcome back to TheDoc, ${username}!`, 'success');
        } else {
            this.showToast('Invalid TheDoc credentials. Access denied.', 'error');
        }
    }

handleRegister(e) {
        e.preventDefault();
        const username = document.getElementById('registerUsername').value;
        const password = document.getElementById('registerPassword').value;
        const confirmPassword = document.getElementById('confirmPassword').value;

if (password !== confirmPassword) {
            this.showToast('TheDoc security keys do not match', 'error');
            return;
        }

if (password.length < 6) {
            this.showToast('TheDoc requires minimum 6 character security key', 'error');
            return;
        }

if (this.userExists(username)) {
            this.showToast('TheDoc ID already exists in the system', 'error');
            return;
        }

this.createUser(username, password);
        this.showToast(`TheDoc account created successfully for ${username}!`, 'success');
        this.showLoginForm();
    }

validateLogin(username, password) {
        const storedPassword = localStorage.getItem(this.docPrefix + 'user_' + username);
        return storedPassword === this.hashPassword(password);
    }

userExists(username) {
        return localStorage.getItem(this.docPrefix + 'user_' + username) !== null;
    }

createUser(username, password) {
        localStorage.setItem(this.docPrefix + 'user_' + username, this.hashPassword(password));
        // Initialize empty TheDoc vault for new user
        localStorage.setItem(this.vaultKey + username, JSON.stringify([]));
    }

hashPassword(password) {
        // Simple hash function for demo purposes (in production, use proper hashing)
        let hash = 0;
        for (let i = 0; i < password.length; i++) {
            const char = password.charCodeAt(i);
            hash = ((hash << 5) - hash) + char;
            hash = hash & hash; // Convert to 32-bit integer
        }
        return 'TheDoc_' + Math.abs(hash).toString(36);
    }

checkAuthStatus() {
        const currentUser = localStorage.getItem(this.userKey + 'current');
        if (currentUser && this.userExists(currentUser)) {
            this.currentUser = currentUser;
            this.showNotesApp();
        }
    }

handleLogout() {
        localStorage.removeItem(this.userKey + 'current');
        this.currentUser = null;
        this.currentNote = null;
        this.notes = [];
        this.clearAutoSave();
        this.showLoginForm();
        this.showToast('Successfully logged out of TheDoc', 'success');
    }

// UI Navigation Methods
    showLoginForm(e) {
        if (e) e.preventDefault();
        document.getElementById('loginForm').classList.remove('hidden');
        document.getElementById('registerForm').classList.add('hidden');
        document.getElementById('notesApp').classList.add('hidden');
        document.getElementById('loginUsername').focus();
    }

showRegisterForm(e) {
        if (e) e.preventDefault();
        document.getElementById('loginForm').classList.add('hidden');
        document.getElementById('registerForm').classList.remove('hidden');
        document.getElementById('notesApp').classList.add('hidden');
        document.getElementById('registerUsername').focus();
    }

showNotesApp() {
        document.getElementById('loginForm').classList.add('hidden');
        document.getElementById('registerForm').classList.add('hidden');
        document.getElementById('notesApp').classList.remove('hidden');
        
        document.getElementById('welcomeUser').textContent = `TheDoc Agent: ${this.currentUser}`;
        this.loadUserNotes();
        this.renderNotesList();
    }

// Notes Management Methods
    loadUserNotes() {
        const storedNotes = localStorage.getItem(this.vaultKey + this.currentUser);
        this.notes = storedNotes ? JSON.parse(storedNotes) : [];
        
        // Add default welcome note for new users
        if (this.notes.length === 0) {
            this.notes.push({
                id: this.generateNoteId(),
                title: 'Welcome to TheDoc',
                content: `Welcome to TheDoc - Your Secure Document Management System

This is your private document vault. Here you can:

• Create and organize your important documents
• Search through your document archive
• Secure your information with encrypted storage
• Access your documents anytime, anywhere

TheDoc Features:
- Advanced document encryption
- Real-time auto-save functionality
- Powerful search capabilities
- Professional document management
- Secure user authentication

Start by creating your first document or exploring the interface.

TheDoc - Where your documents are safe and secure.`,
                createdAt: new Date().toISOString(),
                modifiedAt: new Date().toISOString()
            });
            this.saveNotesToStorage();
        }
    }

saveNotesToStorage() {
        localStorage.setItem(this.vaultKey + this.currentUser, JSON.stringify(this.notes));
    }

generateNoteId() {
        return 'TheDoc_' + Date.now() + '_' + Math.random().toString(36).substr(2, 9);
    }

createNewNote() {
        const newNote = {
            id: this.generateNoteId(),
            title: 'New Document',
            content: '',
            createdAt: new Date().toISOString(),
            modifiedAt: new Date().toISOString()
        };

this.notes.unshift(newNote);
        this.currentNote = newNote;
        this.renderNotesList();
        this.showNoteEditor();
        this.saveNotesToStorage();
        
        document.getElementById('noteTitle').focus();
        this.showToast('New TheDoc document created', 'success');
    }

selectNote(noteId) {
        this.saveCurrentNote(); // Save current note before switching
        this.currentNote = this.notes.find(note => note.id === noteId);
        this.showNoteEditor();
        this.updateActiveNoteInList(noteId);
    }

saveCurrentNote() {
        if (!this.currentNote) return;

const title = document.getElementById('noteTitle').value.trim() || 'Untitled Document';
        const content = document.getElementById('noteContent').value;

this.currentNote.title = title;
        this.currentNote.content = content;
        this.currentNote.modifiedAt = new Date().toISOString();

this.saveNotesToStorage();
        this.renderNotesList();
        this.updateSaveStatus('Saved to TheDoc vault');
        this.showToast('Document saved to TheDoc', 'success');
    }

confirmDeleteCurrentNote() {
        const modal = document.getElementById('deleteModal');
        modal.classList.add('show');
    }

closeDeleteModal() {
        const modal = document.getElementById('deleteModal');
        modal.classList.remove('show');
    }

deleteCurrentNote() {
        if (!this.currentNote) return;

this.notes = this.notes.filter(note => note.id !== this.currentNote.id);
        this.saveNotesToStorage();
        this.currentNote = null;
        this.renderNotesList();
        this.showEditorPlaceholder();
        this.showToast('Document removed from TheDoc', 'success');
        this.closeDeleteModal();
    }

// UI Rendering Methods
    renderNotesList() {
        const notesList = document.getElementById('notesList');
        notesList.innerHTML = '';

if (this.notes.length === 0) {
            notesList.innerHTML = '<div class="no-notes">No documents in TheDoc vault</div>';
            return;
        }

this.notes.forEach(note => {
            const noteElement = this.createNoteListItem(note);
            notesList.appendChild(noteElement);
        });
    }

createNoteListItem(note) {
        const noteElement = document.createElement('div');
        noteElement.className = 'note-item';
        noteElement.dataset.noteId = note.id;
        
        if (this.currentNote && this.currentNote.id === note.id) {
            noteElement.classList.add('active');
        }

const preview = note.content.length > 100 ? 
            note.content.substring(0, 100) + '...' : 
            note.content || 'Empty document';

noteElement.innerHTML = `
            <div class="note-title">${this.escapeHtml(note.title)}</div>
            <div class="note-preview">${this.escapeHtml(preview)}</div>
            <div class="note-date">Modified: ${this.formatDate(note.modifiedAt)}</div>
        `;

noteElement.addEventListener('click', () => this.selectNote(note.id));
        return noteElement;
    }

showNoteEditor() {
        if (!this.currentNote) return;

document.getElementById('editorPlaceholder').classList.add('hidden');
        document.getElementById('noteEditor').classList.remove('hidden');
        
        document.getElementById('noteTitle').value = this.currentNote.title;
        document.getElementById('noteContent').value = this.currentNote.content;
        
        this.updateLastModified();
        this.scheduleAutoSave();
    }

showEditorPlaceholder() {
        document.getElementById('editorPlaceholder').classList.remove('hidden');
        document.getElementById('noteEditor').classList.add('hidden');
        this.clearAutoSave();
    }

updateActiveNoteInList(noteId) {
        document.querySelectorAll('.note-item').forEach(item => {
            item.classList.remove('active');
        });
        
        const activeItem = document.querySelector(`[data-note-id="${noteId}"]`);
        if (activeItem) {
            activeItem.classList.add('active');
        }
    }

// Search and Filter Methods
    handleSearch(e) {
        clearTimeout(this.searchTimeout);
        this.searchTimeout = setTimeout(() => {
            this.performSearch(e.target.value);
        }, 300);
    }

performSearch(query) {
        const filteredNotes = query.trim() === '' ? 
            this.notes : 
            this.notes.filter(note => 
                note.title.toLowerCase().includes(query.toLowerCase()) ||
                note.content.toLowerCase().includes(query.toLowerCase())
            );

this.renderFilteredNotes(filteredNotes, query);
    }

renderFilteredNotes(filteredNotes, query) {
        const notesList = document.getElementById('notesList');
        notesList.innerHTML = '';

if (filteredNotes.length === 0) {
            notesList.innerHTML = query ? 
                '<div class="no-notes">No documents found in TheDoc vault</div>' : 
                '<div class="no-notes">No documents in TheDoc vault</div>';
            return;
        }

filteredNotes.forEach(note => {
            const noteElement = this.createNoteListItem(note);
            notesList.appendChild(noteElement);
        });
    }

// Auto-save and Status Methods
    scheduleAutoSave() {
        this.clearAutoSave();
        this.updateSaveStatus('TheDoc AutoSave: Changes detected...');
        
        this.autoSaveInterval = setTimeout(() => {
            if (this.currentNote) {
                this.saveCurrentNote();
            }
        }, 2000);
    }

clearAutoSave() {
        if (this.autoSaveInterval) {
            clearTimeout(this.autoSaveInterval);
            this.autoSaveInterval = null;
        }
    }

updateSaveStatus(status) {
        document.getElementById('saveStatus').textContent = status;
    }

updateLastModified() {
        if (this.currentNote) {
            const formatted = this.formatDate(this.currentNote.modifiedAt);
            document.getElementById('lastModified').textContent = `Last modified: ${formatted}`;
        }
    }

// Keyboard Shortcuts
    handleKeyboardShortcuts(e) {
        if (e.ctrlKey || e.metaKey) {
            switch(e.key) {
                case 's':
                    e.preventDefault();
                    if (this.currentNote) {
                        this.saveCurrentNote();
                    }
                    break;
                case 'n':
                    e.preventDefault();
                    if (document.getElementById('notesApp').classList.contains('hidden') === false) {
                        this.createNewNote();
                    }
                    break;
                case 'f':
                    e.preventDefault();
                    if (document.getElementById('notesApp').classList.contains('hidden') === false) {
                        document.getElementById('searchNotes').focus();
                    }
                    break;
            }
        }
    }

// Utility Methods
    formatDate(dateString) {
        const date = new Date(dateString);
        const now = new Date();
        const diffTime = Math.abs(now - date);
        const diffDays = Math.ceil(diffTime / (1000 * 60 * 60 * 24));

if (diffDays === 1) {
            return 'Today';
        } else if (diffDays === 2) {
            return 'Yesterday';
        } else if (diffDays <= 7) {
            return `${diffDays - 1} days ago`;
        } else {
            return date.toLocaleDateString();
        }
    }

escapeHtml(text) {
        const div = document.createElement('div');
        div.textContent = text;
        return div.innerHTML;
    }

showToast(message, type = 'success') {
        const toast = document.getElementById('toast');
        const toastMessage = document.getElementById('toastMessage');
        
        toastMessage.textContent = message;
        toast.className = `toast ${type}`;
        toast.classList.add('show');

setTimeout(() => {
            toast.classList.remove('show');
        }, 3000);
    }

loadStoredData() {
        // Pre-load any cached data or preferences for TheDoc
        const lastSearch = localStorage.getItem(this.docPrefix + 'lastSearch');
        if (lastSearch && this.currentUser) {
            document.getElementById('searchNotes').value = lastSearch;
        }
    }
}

// Initialize TheDoc Notes Application
document.addEventListener('DOMContentLoaded', () => {
    window.theDocApp = new TheDocNotesApp();
    
    // TheDoc branding in console
    console.log('%cTheDoc Notes System Initialized', 'color: #3498db; font-size: 16px; font-weight: bold;');
    console.log('%cSecure Document Management Active', 'color: #27ae60; font-size: 12px;');
});

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