/* Modern CSS Reset & Variable Design Tokens */
:root {
    --bg-dark: #090d16;
    --bg-card: rgba(20, 27, 45, 0.7);
    --bg-card-solid: #141b2d;
    --bg-input: rgba(30, 41, 67, 0.5);
    --bg-input-focus: rgba(37, 51, 83, 0.8);
    
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-glow: rgba(99, 102, 241, 0.4);
    --primary-light: rgba(99, 102, 241, 0.1);
    
    --text-main: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(99, 102, 241, 0.3);
    
    --success: #10b981;
    --success-light: rgba(16, 185, 129, 0.15);
    --warning: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.15);
    --danger: #f43f5e;
    --danger-hover: #e11d48;
    --danger-light: rgba(244, 63, 94, 0.15);
    
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-display: 'Outfit', var(--font-sans);
    
    --shadow-sm: 0 2px 8px -1px rgba(0,0,0,0.3);
    --shadow-md: 0 10px 25px -5px rgba(0,0,0,0.5), 0 8px 16px -8px rgba(0,0,0,0.5);
    --shadow-lg: 0 20px 40px -10px rgba(0,0,0,0.6), 0 10px 20px -10px rgba(0,0,0,0.6);
    --glow-effect: 0 0 15px 2px rgba(99, 102, 241, 0.15);
    
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Background Glow Elements */
.bg-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    opacity: 0.15;
    z-index: -1;
    animation: pulse 12s infinite alternate ease-in-out;
}

.bg-glow-1 {
    background: radial-gradient(circle, var(--primary) 0%, rgba(0,0,0,0) 70%);
    top: -200px;
    right: -200px;
}

.bg-glow-2 {
    background: radial-gradient(circle, #06b6d4 0%, rgba(0,0,0,0) 70%);
    bottom: -200px;
    left: -200px;
    animation-delay: -6s;
}

@keyframes pulse {
    0% { transform: scale(1) translate(0, 0); opacity: 0.12; }
    100% { transform: scale(1.2) translate(50px, 50px); opacity: 0.18; }
}

/* Common Screen Controllers */
.screen {
    opacity: 0;
    visibility: hidden;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 1;
    display: none;
}

.screen.active {
    opacity: 1;
    visibility: visible;
    position: relative;
    z-index: 2;
    display: block;
}

/* Loader Screen */
#app-loader {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    z-index: 99;
}

.loader-content {
    text-align: center;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.05);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    animation: spin 1s infinite linear;
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loader-content p {
    color: var(--text-muted);
    font-family: var(--font-display);
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

/* Auth Layout */
#auth-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem 1rem;
}

.auth-container {
    width: 100%;
    max-width: 480px;
}

.auth-card {
    background-color: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.logo {
    color: var(--primary);
    width: 32px;
    height: 32px;
    filter: drop-shadow(0 0 8px var(--primary-glow));
}

.brand-name {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2rem;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, var(--text-main) 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-tagline {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Tab buttons for Login / Register toggle */
.auth-tabs {
    display: flex;
    background-color: rgba(0, 0, 0, 0.2);
    padding: 4px;
    border-radius: var(--radius-sm);
    margin-bottom: 2rem;
}

.tab-btn {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-radius: calc(var(--radius-sm) - 2px);
    cursor: pointer;
    transition: var(--transition);
}

.tab-btn:hover {
    color: var(--text-secondary);
}

.tab-btn.active {
    background-color: var(--primary);
    color: var(--text-main);
    box-shadow: var(--shadow-sm);
}

/* Forms */
.auth-form {
    display: none;
    flex-direction: column;
    gap: 1.25rem;
}

.auth-form.active {
    display: flex;
    animation: fadeIn 0.4s ease forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.label-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.form-group label {
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.3px;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
    width: 18px;
    height: 18px;
    pointer-events: none;
    transition: var(--transition);
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-main);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-family: var(--font-sans);
    transition: var(--transition);
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="password"]::placeholder,
textarea::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

/* Input icon offset padding */
.input-wrapper input {
    padding-left: 2.75rem;
    padding-right: 2.75rem;
}

/* Textarea style */
textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.5;
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary);
    background-color: var(--bg-input-focus);
    box-shadow: 0 0 0 3px var(--primary-light), var(--glow-effect);
}

input:focus + .input-icon,
input:focus ~ .input-icon {
    color: var(--primary);
}

.btn-toggle-pass {
    position: absolute;
    right: 14px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-toggle-pass:hover {
    color: var(--text-secondary);
}

.btn-toggle-pass svg {
    width: 18px;
    height: 18px;
}

.form-hint {
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: -2px;
}

/* Strength Meter */
.strength-meter-container {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-top: 0.5rem;
}

.strength-bar-bg {
    height: 5px;
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
}

.strength-bar {
    height: 100%;
    width: 0%;
    background-color: var(--danger);
    border-radius: 10px;
    transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-text {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-align: right;
    transition: var(--transition);
}

/* Color variations for strength levels */
.strength-weak { background-color: var(--danger); }
.strength-fair { background-color: var(--warning); }
.strength-good { background-color: #3b82f6; }
.strength-strong { background-color: var(--success); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-main);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

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

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--text-main);
    background-color: var(--primary-light);
}

.btn-danger {
    background-color: var(--danger);
    color: var(--text-main);
}

.btn-danger:hover {
    background-color: var(--danger-hover);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
    border-radius: 6px;
}

.link-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: var(--transition);
}

.link-btn:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

/* Dashboard Shell */
#dashboard-screen {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    background-color: rgba(9, 13, 22, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 50;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar .brand {
    margin-bottom: 0;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background-color: var(--primary);
    color: var(--text-main);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 8px var(--primary-glow);
}

.user-profile .username {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Dashboard Content Grid */
.dashboard-main {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.dashboard-header h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.25rem;
    letter-spacing: -0.75px;
    margin-bottom: 0.35rem;
}

.dashboard-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Search Toolbar */
.dashboard-toolbar {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1rem;
    box-shadow: var(--shadow-sm);
}

.search-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 16px;
    color: var(--text-muted);
    width: 20px;
    height: 20px;
}

.search-wrapper input {
    padding-left: 3rem;
    padding-right: 3rem;
    border-radius: var(--radius-sm);
    font-size: 1rem;
    height: 48px;
}

.clear-btn {
    position: absolute;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
}

.clear-btn:hover {
    color: var(--text-secondary);
}

/* Passwords Container States */
.passwords-container {
    position: relative;
    min-height: 200px;
}

.passwords-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.passwords-grid.searching {
    opacity: 0.8;
}

.passwords-loading {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 0;
    color: var(--text-muted);
}

.passwords-empty-state {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 5rem 2rem;
    background-color: var(--bg-card);
    border: 2px dashed rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    max-width: 600px;
    margin: 0 auto;
}

.empty-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.empty-icon svg {
    width: 36px;
    height: 36px;
}

.passwords-empty-state h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
}

.passwords-empty-state p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.75rem;
    max-width: 400px;
    line-height: 1.5;
}

/* Password Card Details */
.password-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.password-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), #06b6d4);
    opacity: 0;
    transition: var(--transition);
}

.password-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-md);
    background-color: rgba(24, 32, 53, 0.85);
}

.password-card:hover::before {
    opacity: 1;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.card-title-area {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.card-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--text-main);
}

.card-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.card-actions {
    display: flex;
    gap: 0.5rem;
}

.card-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 6px;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-btn svg {
    width: 16px;
    height: 16px;
}

.card-btn:hover {
    color: var(--text-main);
    background-color: rgba(255,255,255,0.05);
}

.card-btn.edit:hover {
    color: var(--primary);
    background-color: var(--primary-light);
}

.card-btn.delete:hover {
    color: var(--danger);
    background-color: var(--danger-light);
}

.card-body {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.card-field {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.field-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.field-value-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: rgba(0,0,0,0.15);
    border: 1px solid rgba(255,255,255,0.02);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    transition: var(--transition);
}

.field-value {
    font-family: var(--font-sans);
    color: var(--text-secondary);
    word-break: break-all;
    user-select: text;
}

.field-value.masked-password {
    font-family: monospace;
    letter-spacing: 2px;
    font-size: 1.1rem;
    color: var(--text-muted);
}

.field-value.unmasked-password {
    font-family: monospace;
    font-size: 1rem;
    color: var(--text-main);
    letter-spacing: 0px;
    animation: textFocus 0.2s ease forwards;
}

@keyframes textFocus {
    from { filter: blur(3px); opacity: 0.5; }
    to { filter: blur(0); opacity: 1; }
}

.copy-btn, .reveal-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.copy-btn:hover, .reveal-btn:hover {
    color: var(--text-main);
    background-color: rgba(255,255,255,0.05);
}

.copy-btn svg, .reveal-btn svg {
    width: 15px;
    height: 15px;
}

.field-actions {
    display: flex;
    gap: 4px;
}

.card-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    padding-top: 0.75rem;
    line-height: 1.4;
    word-break: break-word;
}

/* Modals Overlay & Card */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(5, 8, 15, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    padding: 1rem;
}

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

.modal-card {
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-lg);
    transform: translateY(20px) scale(0.95);
    transition: var(--transition);
    overflow: hidden;
}

.modal-overlay.active .modal-card {
    transform: translateY(0) scale(1);
}

.modal-header {
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--text-main);
    background-color: rgba(255,255,255,0.05);
}

.modal-card form {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 1rem;
}

/* Confirm Delete Modal styling */
.modal-confirm {
    max-width: 440px;
}

.modal-body {
    padding: 2rem 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    line-height: 1.5;
}

.modal-body p {
    color: var(--text-secondary);
}

.warning-text {
    color: var(--danger);
    font-size: 0.85rem;
    background-color: var(--danger-light);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid rgba(244, 63, 94, 0.1);
}

.modal-confirm .modal-footer {
    padding: 0 2rem 2rem;
    margin-top: 0;
}

/* Password Generator Widget Panel */
.generator-panel {
    background-color: rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1.25rem;
    display: none;
    flex-direction: column;
    gap: 1rem;
    margin-top: -0.5rem;
    animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); max-height: 0; overflow: hidden; }
    to { opacity: 1; transform: translateY(0); max-height: 500px; }
}

.generator-panel.active {
    display: flex;
}

.generator-panel h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.gen-output-wrapper {
    display: flex;
    gap: 0.5rem;
}

#gen-output {
    font-family: monospace;
    font-size: 1.05rem;
    background-color: rgba(0,0,0,0.2);
    border-color: rgba(255,255,255,0.03);
    letter-spacing: 0.5px;
    height: 40px;
}

.icon-btn {
    padding: 0 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.range-group {
    gap: 0.35rem;
}

.range-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
}

#gen-length {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: rgba(255,255,255,0.1);
    outline: none;
}

#gen-length::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 8px var(--primary-glow);
    transition: var(--transition);
}

#gen-length::-webkit-slider-thumb:hover {
    background: var(--primary-hover);
    transform: scale(1.1);
}

.gen-checkboxes {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

/* Custom Checkbox Design */
.checkbox-container {
    display: flex;
    align-items: center;
    position: relative;
    padding-left: 28px;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--text-secondary);
    user-select: none;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    height: 18px;
    width: 18px;
    background-color: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    transition: var(--transition);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--primary);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--primary);
    border-color: var(--primary);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark:after {
    display: block;
}

.checkbox-container .checkmark:after {
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.gen-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.gen-actions .btn {
    height: 40px;
    padding: 0;
}

/* Custom Toast Notifications styling */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 150;
    max-width: 360px;
    width: calc(100% - 4rem);
}

.toast {
    background-color: rgba(20, 27, 45, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-left: 4px solid var(--primary);
    border-top: 1px solid var(--border);
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    color: var(--text-main);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    transform: translateX(120%);
    animation: toastIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

@keyframes toastIn {
    to { transform: translateX(0); }
}

.toast.removing {
    transform: translateX(120%);
    opacity: 0;
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.toast-content svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
}

.toast-close:hover {
    color: var(--text-main);
}

/* Toast types */
.toast-success {
    border-left-color: var(--success);
}
.toast-success svg {
    color: var(--success);
}

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

.toast-info {
    border-left-color: var(--primary);
}
.toast-info svg {
    color: var(--primary);
}

/* Media Queries */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .dashboard-header .btn {
        margin-top: 0.5rem;
    }
    
    .navbar-container {
        padding: 0.75rem 1rem;
    }
    
    .user-profile .username {
        display: none;
    }
    
    .dashboard-main {
        padding: 1.5rem 1rem;
    }
    
    .toast-container {
        bottom: 1rem;
        right: 1rem;
        width: calc(100% - 2rem);
    }
}