/* Supplement Timing Assistant - Styles */
/* Pink-Purple Color Scheme */
:root {
    /* Primary Colors - Pink/Purple Theme */
    --primary-pink: #FF6B9D;
    --primary-purple: #9D4EDD;
    --primary-lavender: #C77DFF;
    --primary-magenta: #E6399B;
    
    /* Accent Colors */
    --accent-teal: #06D6A0;
    --accent-yellow: #FFD166;
    --accent-red: #EF476F;
    
    /* Neutral Colors */
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --dark-gray: #6C757D;
    --text-dark: #333333;
    --text-light: #FFFFFF;
    
    /* Category Colors - Pink/Purple Variants */
    --vitamin-color: #9D4EDD;  /* Purple */
    --mineral-color: #06D6A0;  /* Teal */
    --herb-color: #FF6B9D;     /* Pink */
    --amino-color: #C77DFF;    /* Lavender */
    --other-color: #E6399B;    /* Magenta */
    
    /* Time Slot Colors - Gradient from Pink to Purple */
    --morning-color: #FF9EBD;  /* Light Pink */
    --noon-color: #FF6B9D;     /* Pink */
    --evening-color: #C77DFF;  /* Lavender */
    --night-color: #9D4EDD;    /* Purple */
    
    /* Shadows */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text-dark);
    background-color: var(--light-gray);
    line-height: 1.6;
}

h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 1.8rem;
    color: var(--primary-purple);
}

h2 {
    font-size: 1.4rem;
    color: var(--dark-gray);
}

h3 {
    font-size: 1.2rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary-purple);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

button {
    cursor: pointer;
    font-family: 'Roboto', sans-serif;
    border: none;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s ease;
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Container */
.container {
    max-width: 1600px;
    margin: 0 auto;
    padding: var(--spacing-md);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo i {
    font-size: 2.5rem;
    color: var(--primary-purple);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-purple);
    box-shadow: var(--shadow-light);
}

.tagline {
    color: var(--dark-gray);
    font-size: 0.95rem;
    margin-bottom: 0;
}

.header-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--spacing-sm);
}

.selected-count {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--medium-gray);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-weight: 500;
}

.selected-count i {
    color: var(--accent-teal);
}

.version {
    font-size: 0.8rem;
    color: var(--dark-gray);
}

/* Main Content Layout */
.main-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-lg);
    flex: 1;
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 1200px) {
    .main-content {
        grid-template-columns: 1fr 1fr;
    }
    .right-panel {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
    }
}

/* Panel Common Styles */
.left-panel, .center-panel, .right-panel {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-light);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.panel-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--medium-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.panel-header h2, .panel-header h3 {
    margin-bottom: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Left Panel - Supplement Selection */
.left-panel {
    min-height: 600px;
}

.search-box {
    position: relative;
    width: 100%;
    margin-bottom: var(--spacing-md);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 40px;
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius-md);
    font-size: 0.95rem;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--dark-gray);
}

.categories {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-lg);
}

.category-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--medium-gray);
    color: var(--text-dark);
    font-size: 0.85rem;
}

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

.category-btn:hover:not(.active) {
    background: var(--dark-gray);
    color: white;
}

.supplement-list {
    flex: 1;
    overflow-y: auto;
    padding: 0 var(--spacing-lg);
}

.supplement-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--medium-gray);
    cursor: pointer;
    transition: background-color 0.2s;
}

.supplement-item:hover {
    background-color: var(--light-gray);
}

.supplement-item.selected {
    background-color: rgba(157, 78, 221, 0.1); /* Purple with opacity */
}

.supplement-checkbox {
    margin-right: var(--spacing-md);
    width: 20px;
    height: 20px;
    accent-color: var(--primary-purple);
}

.supplement-info {
    flex: 1;
}

.supplement-name {
    font-weight: 500;
    margin-bottom: 2px;
}

.supplement-category {
    font-size: 0.8rem;
    color: var(--dark-gray);
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    margin-right: var(--spacing-sm);
}

.supplement-category.vitamin {
    background-color: rgba(157, 78, 221, 0.1);
    color: var(--vitamin-color);
}

.supplement-category.mineral {
    background-color: rgba(6, 214, 160, 0.1);
    color: var(--mineral-color);
}

.supplement-category.herb {
    background-color: rgba(255, 107, 157, 0.1);
    color: var(--herb-color);
}

.supplement-category.amino {
    background-color: rgba(199, 125, 255, 0.1);
    color: var(--amino-color);
}

.supplement-category.other {
    background-color: rgba(230, 57, 155, 0.1);
    color: var(--other-color);
}

.supplement-time {
    font-size: 0.8rem;
    color: var(--dark-gray);
    margin-top: 2px;
}

.supplement-time i {
    margin-right: 4px;
}

.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--dark-gray);
}

.custom-supplement {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--medium-gray);
}

.custom-form {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.custom-form input, .custom-form select {
    flex: 1;
    min-width: 120px;
    padding: var(--spacing-sm);
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius-sm);
}

.custom-form .btn-small {
    flex: 0 0 auto;
    white-space: nowrap;
}

.btn-small {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-purple);
    color: white;
    font-weight: 500;
}

.btn-small:hover {
    background: #7d3dc2;
}

.form-note {
    font-size: 0.8rem;
    color: var(--dark-gray);
    margin-bottom: 0;
}

/* Responsive adjustments for custom form */
@media (max-width: 768px) {
    .custom-form {
        flex-direction: column;
    }
    .custom-form input,
    .custom-form select,
    .custom-form .btn-small {
        width: 100%;
        min-width: unset;
    }
}

/* Center Panel - Schedule */
.center-panel {
    min-height: 600px;
}

.controls {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-primary {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-purple);
    color: white;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-primary:hover {
    background: #7d3dc2;
    box-shadow: var(--shadow-medium);
}

.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--medium-gray);
    color: var(--text-dark);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-secondary:hover {
    background: var(--dark-gray);
    color: white;
}

.schedule-timeline {
    flex: 1;
    padding: var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: var(--spacing-lg);
}

@media (max-width: 992px) {
    .schedule-timeline {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, auto);
    }
}

.time-slot {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-light);
}

.time-slot.morning {
    border-top: 4px solid var(--morning-color);
}

.time-slot.noon {
    border-top: 4px solid var(--noon-color);
}

.time-slot.evening {
    border-top: 4px solid var(--evening-color);
}

.time-slot.night {
    border-top: 4px solid var(--night-color);
}

.slot-header {
    padding: var(--spacing-md);
    background: white;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.slot-header i {
    font-size: 1.2rem;
}

.time-slot.morning .slot-header i {
    color: var(--morning-color);
}

.time-slot.noon .slot-header i {
    color: var(--noon-color);
}

.time-slot.evening .slot-header i {
    color: var(--evening-color);
}

.time-slot.night .slot-header i {
    color: var(--night-color);
}

.time-range {
    font-size: 0.9rem;
    color: var(--dark-gray);
    font-weight: normal;
}

.slot-count {
    margin-left: auto;
    background: var(--medium-gray);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
}

.slot-content {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--light-gray);
    min-height: 150px;
    overflow-y: auto;
}

.empty-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--dark-gray);
    text-align: center;
}

.empty-message i {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.5;
}

.supplement-card {
    background: white;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-light);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-left: 4px solid transparent;
    transition: transform 0.2s;
}

.supplement-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.supplement-card.vitamin {
    border-left-color: var(--vitamin-color);
}

.supplement-card.mineral {
    border-left-color: var(--mineral-color);
}

.supplement-card.herb {
    border-left-color: var(--herb-color);
}

.supplement-card.amino {
    border-left-color: var(--amino-color);
}

.supplement-card.other {
    border-left-color: var(--other-color);
}

.supplement-card.conflict {
    border: 1px solid var(--accent-red);
    background-color: rgba(239, 71, 111, 0.05);
}

.supplement-card.cofactor {
    border: 1px solid var(--accent-teal);
    background-color: rgba(6, 214, 160, 0.05);
}

.card-name {
    flex: 1;
    font-weight: 500;
}

.card-remove {
    background: none;
    color: var(--dark-gray);
    padding: 2px;
    font-size: 0.9rem;
}

.card-remove:hover {
    color: var(--accent-red);
}

/* Warnings Panel */
.warnings-panel {
    margin-top: var(--spacing-lg);
}

.warning-count {
    background: var(--primary-pink);
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
}

.warnings-content {
    padding: var(--spacing-md);
    max-height: 200px;
    overflow-y: auto;
}

.no-warnings {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    color: var(--dark-gray);
    text-align: center;
}

.no-warnings i {
    font-size: 2rem;
    color: var(--accent-teal);
    margin-bottom: var(--spacing-sm);
}

.warning-item {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.warning-item.critical {
    background-color: rgba(239, 71, 111, 0.1);
    border-left: 4px solid var(--accent-red);
}

.warning-item.important {
    background-color: rgba(255, 107, 157, 0.1);
    border-left: 4px solid var(--primary-pink);
}

.warning-item.recommendation {
    background-color: rgba(157, 78, 221, 0.1);
    border-left: 4px solid var(--primary-purple);
}

.warning-item.info {
    background-color: rgba(108, 117, 125, 0.1);
    border-left: 4px solid var(--dark-gray);
}

.warning-icon {
    font-size: 1.2rem;
    margin-top: 2px;
}

.warning-item.critical .warning-icon {
    color: var(--accent-red);
}

.warning-item.important .warning-icon {
    color: var(--primary-pink);
}

.warning-item.recommendation .warning-icon {
    color: var(--primary-purple);
}

.warning-item.info .warning-icon {
    color: var(--dark-gray);
}

.warning-text {
    flex: 1;
}

.warning-title {
    font-weight: 500;
    margin-bottom: 2px;
}

.warning-desc {
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.warning-fix {
    font-size: 0.85rem;
    color: var(--primary-purple);
    margin-top: 4px;
    font-style: italic;
}

/* Right Panel - Supplement Details */
.right-panel {
    min-height: 600px;
}

.info-content {
    flex: 1;
    padding: var(--spacing-lg);
}

.no-selection {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--dark-gray);
    text-align: center;
    padding: var(--spacing-xl);
}

.no-selection i {
    font-size: 3rem;
    color: var(--primary-purple);
    margin-bottom: var(--spacing-md);
    opacity: 0.7;
}

.supplement-detail {
    padding: var(--spacing-md);
}

.detail-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--medium-gray);
}

.detail-icon {
    font-size: 2rem;
    color: var(--primary-purple);
}

.detail-name {
    flex: 1;
}

.detail-name h3 {
    margin-bottom: 4px;
}

.detail-category {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
}

.detail-section {
    margin-bottom: var(--spacing-lg);
}

.detail-section h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--dark-gray);
}

.detail-section h4 i {
    font-size: 1rem;
}

.detail-list {
    list-style: none;
    padding-left: 0;
}

.detail-list li {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--medium-gray);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.detail-list li:last-child {
    border-bottom: none;
}

.detail-list i {
    color: var(--primary-purple);
    width: 20px;
}

.info-actions {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--medium-gray);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.btn-action {
    padding: var(--spacing-sm);
    background: var(--medium-gray);
    color: var(--text-dark);
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-action:hover {
    background: var(--dark-gray);
    color: white;
}

.info-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--medium-gray);
}

.tips-list {
    list-style: none;
    padding-left: 0;
}

.tips-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--medium-gray);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
}

.tips-list li:last-child {
    border-bottom: none;
}

.tips-list i {
    color: var(--accent-teal);
    margin-top: 4px;
}

/* Footer */
.footer {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-light);
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.disclaimer {
    background-color: rgba(255, 107, 157, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--primary-pink);
}

.disclaimer p {
    margin-bottom: 0;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.disclaimer i {
    color: var(--primary-pink);
    margin-right: var(--spacing-sm);
}

.footer-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-link {
    color: var(--dark-gray);
    font-size: 0.9rem;
}

.footer-link:hover {
    color: var(--primary-purple);
}

.copyright {
    font-size: 0.85rem;
    color: var(--dark-gray);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: var(--border-radius-lg);
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow: hidden;
    box-shadow: var(--shadow-heavy);
}

.modal-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--medium-gray);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-close {
    background: none;
    font-size: 1.5rem;
    color: var(--dark-gray);
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--accent-red);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    max-height: 60vh;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 4px;
    margin-bottom: var(--spacing-sm);
}

.lang-btn {
    padding: 4px 12px;
    background: var(--medium-gray);
    color: var(--text-dark);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 12px;
    transition: all 0.2s;
}

.lang-btn:hover {
    background: var(--dark-gray);
    color: white;
}

.lang-btn[data-lang="en"].active {
    background: var(--primary-purple);
    color: white;
}

.lang-btn[data-lang="ru"].active {
    background: var(--primary-pink);
    color: white;
}

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

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

.text-muted {
    color: var(--dark-gray);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 500;
}

.badge-success {
    background-color: rgba(6, 214, 160, 0.1);
    color: var(--accent-teal);
}

.badge-warning {
    background-color: rgba(255, 107, 157, 0.1);
    color: var(--primary-pink);
}

.badge-danger {
    background-color: rgba(239, 71, 111, 0.1);
    color: var(--accent-red);
}

.badge-info {
    background-color: rgba(157, 78, 221, 0.1);
    color: var(--primary-purple);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--medium-gray);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--dark-gray);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-purple);
}

/* Print Styles */
@media print {
    .header-info,
    .controls,
    .info-actions,
    .footer,
    .modal,
    .card-remove,
    .warning-count,
    .slot-count,
    .language-switcher {
        display: none !important;
    }
    
    .container {
        padding: 0;
        max-width: none;
    }
    
    .main-content {
        grid-template-columns: 1fr !important;
        gap: 0;
    }
    
    .left-panel,
    .right-panel {
        display: none !important;
    }
    
    .center-panel {
        box-shadow: none;
        border-radius: 0;
    }
    
    .schedule-timeline {
        grid-template-columns: 1fr !important;
        grid-template-rows: repeat(4, auto);
        gap: var(--spacing-md);
    }
    
    .time-slot {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--medium-gray);
    }
    
    .supplement-card {
        box-shadow: none;
        border: 1px solid var(--medium-gray);
    }
    
    body {
        background: white;
        color: black;
    }
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s ease-in-out;
}

/* Authentication Styles */
.user-auth {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-auth {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--primary-purple);
    color: white;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    transition: all 0.2s;
}

.btn-auth:hover {
    background: #7d3dc2;
    box-shadow: var(--shadow-medium);
}

.btn-auth i {
    font-size: 1rem;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--medium-gray);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--primary-purple);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}

.user-name {
    font-weight: 500;
    font-size: 0.9rem;
}

.btn-logout {
    background: none;
    color: var(--dark-gray);
    padding: 4px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
}

.btn-logout:hover {
    color: var(--accent-red);
    background: rgba(239, 71, 111, 0.1);
}

/* Auth Modal */
.auth-modal .modal-content {
    max-width: 400px;
}

.auth-tabs {
    display: flex;
    border-bottom: 1px solid var(--medium-gray);
    margin-bottom: var(--spacing-lg);
}

.auth-tab {
    flex: 1;
    padding: var(--spacing-md);
    background: none;
    color: var(--dark-gray);
    font-weight: 500;
    border-radius: 0;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
}

.auth-tab:hover {
    background: var(--light-gray);
    color: var(--primary-purple);
}

.auth-tab.active {
    color: var(--primary-purple);
    border-bottom-color: var(--primary-purple);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.auth-form input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--medium-gray);
    border-radius: var(--border-radius-md);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

.auth-form input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(157, 78, 221, 0.1);
}

.auth-form .btn-primary {
    margin-top: var(--spacing-sm);
}

.auth-error {
    background-color: rgba(239, 71, 111, 0.1);
    color: var(--accent-red);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.auth-error.hidden {
    display: none;
}

.auth-success {
    background-color: rgba(6, 214, 160, 0.1);
    color: var(--accent-teal);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.auth-success.hidden {
    display: none;
}

.auth-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    color: var(--dark-gray);
    font-size: 0.9rem;
    padding: var(--spacing-md);
}

.auth-loading.hidden {
    display: none;
}

.auth-footer {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--medium-gray);
    text-align: center;
    font-size: 0.9rem;
    color: var(--dark-gray);
}

.auth-footer a {
    color: var(--primary-purple);
    font-weight: 500;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Sync Indicator */
.sync-indicator {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
    margin-left: var(--spacing-sm);
    background-color: var(--medium-gray);
    color: var(--dark-gray);
    transition: all 0.2s;
}

.sync-indicator.syncing {
    background-color: rgba(6, 214, 160, 0.1);
    color: var(--accent-teal);
}

.sync-indicator.synced {
    background-color: rgba(157, 78, 221, 0.1);
    color: var(--primary-purple);
}

.sync-indicator.error {
    background-color: rgba(239, 71, 111, 0.1);
    color: var(--accent-red);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .user-auth {
        flex-direction: column;
        align-items: flex-end;
        gap: var(--spacing-xs);
    }
    
    .user-menu {
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-sm);
    }
    
    .auth-modal .modal-content {
        width: 95%;
    }
}