/* ====== GENERAL STYLES ====== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

:root {
    /* Core Colors - Light Mode */
    --background: #f8f9ff;
    --foreground: #111827;
    --primary: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #a5b4fc;
    --accent: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --surface: #ffffff;
    --surface-2: #f3f4f6;
    --gray-light: #e5e7eb;
    --gray: #9ca3af;
    --gray-dark: #6b7280;
    
    /* UI Elements */
    --card-background: rgba(255, 255, 255, 0.8);
    --modal-background: rgba(255, 255, 255, 0.95);
    --nav-background: rgba(255, 255, 255, 0.9);
    --header-background: rgba(255, 255, 255, 0.8);
    --blur-strength: 10px;
    --border-radius: 16px;
    --border-radius-sm: 10px;
    --border-radius-lg: 24px;
    --box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --box-shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #4f46e5, #8b5cf6);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6, #d8b4fe);
    --gradient-success: linear-gradient(135deg, #10b981, #34d399);
    --gradient-warning: linear-gradient(135deg, #f59e0b, #fbbf24);
    --gradient-danger: linear-gradient(135deg, #ef4444, #f87171);
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-md: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Animation */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

.dark-mode {
    --background: #0f172a;
    --foreground: #f1f5f9;
    --primary: #6366f1;
    --primary-light: #818cf8;
    --secondary: #7c3aed;
    --accent: #a855f7;
    --surface: #1e293b;
    --surface-2: #334155;
    --gray-light: #475569;
    --gray: #64748b;
    --gray-dark: #94a3b8;
    
    --card-background: rgba(30, 41, 59, 0.8);
    --modal-background: rgba(30, 41, 59, 0.95);
    --nav-background: rgba(15, 23, 42, 0.9);
    --header-background: rgba(15, 23, 42, 0.8);
}

body {
    font-family: var(--font-family);
    background-color: var(--background);
    color: var(--foreground);
    font-size: var(--font-size-md);
    line-height: 1.5;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-bold);
}

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }

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

/* Button Styles */
button, .button {
    cursor: pointer;
    font-family: inherit;
    font-size: var(--font-size-md);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    border: none;
    background: var(--surface);
    color: var(--foreground);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    font-weight: var(--font-weight-medium);
}

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

button:active, .button:active {
    transform: translateY(0);
}

.primary-button {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-semibold);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

.primary-button span {
    margin-right: var(--spacing-sm);
}

.primary-button:hover {
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

.back-button {
    background: transparent;
    color: var(--foreground);
    padding: var(--spacing-sm);
    border-radius: 50%;
}

.back-button:hover {
    background: var(--surface-2);
}

/* Form Styles */
input, select, textarea {
    width: 100%;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--gray-light);
    background: var(--surface);
    color: var(--foreground);
    font-family: inherit;
    font-size: var(--font-size-md);
    transition: all var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

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

label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-medium);
    color: var(--gray-dark);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

/* ====== LAYOUT STYLES ====== */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    background: var(--header-background);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.profile-icon, .theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--foreground);
    transition: all var(--transition-normal);
}

.profile-icon:hover, .theme-toggle:hover {
    background-color: var(--surface-2);
}

main {
    padding: 70px 0 80px;
    max-width: 100%;
    overflow-x: hidden;
    min-height: 100vh;
}

.tab-content {
    display: none;
    padding: var(--spacing-md);
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Bottom Navigation */
#bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    display: flex;
    justify-content: space-around;
    align-items: center;
    background: var(--nav-background);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    z-index: 999;
}

.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    text-decoration: none;
    padding: var(--spacing-sm) 0;
    transition: all var(--transition-normal);
}

.nav-item span {
    font-size: 24px;
}

.nav-item.active {
    color: var(--primary);
}

.nav-item.active span {
    transform: translateY(-4px);
}

/* ====== DASHBOARD STYLES ====== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.stat-box {
    background: var(--card-background);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    box-shadow: var(--box-shadow);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-normal);
}

.stat-box:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.stat-box h3 {
    font-size: var(--font-size-sm);
    color: var(--gray-dark);
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: 0;
}

.stat-icon {
    position: absolute;
    bottom: 10px;
    right: 10px;
    font-size: 32px;
    opacity: 0.2;
    color: var(--primary);
}

.stat-box.highlight {
    background: var(--gradient-primary);
    color: white;
}

.stat-box.highlight h3 {
    color: rgba(255, 255, 255, 0.8);
}

.stat-box.highlight .stat-icon {
    color: rgba(255, 255, 255, 0.3);
}

.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.toggle-container {
    display: flex;
    background: var(--surface-2);
    border-radius: 20px;
    padding: 2px;
}

.toggle-btn {
    padding: 6px 16px;
    border-radius: 20px;
    background: transparent;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

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

.toggle-btn:hover {
    transform: none;
    box-shadow: none;
}

.projects-container {
    margin-bottom: var(--spacing-lg);
}

.project-card {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    box-shadow: var(--box-shadow);
    transition: all var(--transition-normal);
}

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

.project-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: var(--spacing-md);
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-info {
    flex: 1;
}

.project-name {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
}

.project-stats {
    font-size: var(--font-size-sm);
    color: var(--gray-dark);
}

.project-tag {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    background: var(--primary);
    color: white;
    margin-left: var(--spacing-sm);
}

.news-preview {
    display: flex;
    overflow-x: auto;
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    scrollbar-width: none; /* Firefox */
}

.news-preview::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Edge */
}

.news-card {
    min-width: 280px;
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: all var(--transition-normal);
}

.news-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.news-card-img {
    height: 140px;
    background: var(--surface-2);
    overflow: hidden;
}

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-card-content {
    padding: var(--spacing-md);
}

.news-card-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-description {
    font-size: var(--font-size-sm);
    color: var(--gray-dark);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.news-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: var(--font-size-xs);
    background: var(--surface-2);
    color: var(--gray-dark);
}

.tag.active {
    background: var(--primary);
    color: white;
}

/* ====== INVESTMENT & EARNINGS STYLES ====== */
.charts-container {
    background: var(--card-background);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    box-shadow: var(--box-shadow);
}

.chart-wrapper {
    margin-bottom: var(--spacing-lg);
}

.chart-wrapper:last-child {
    margin-bottom: 0;
}

.button-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.history-list {
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.transaction-item {
    display: flex;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-light);
    justify-content: space-between;
    align-items: center;
}

.transaction-item:last-child {
    border-bottom: none;
}

.transaction-details {
    flex: 1;
}

.transaction-project {
    font-weight: var(--font-weight-medium);
    margin-bottom: 2px;
}

.transaction-date {
    font-size: var(--font-size-xs);
    color: var(--gray);
}

.transaction-amount {
    font-weight: var(--font-weight-semibold);
}

.transaction-amount.investment {
    color: var(--danger);
}

.transaction-amount.earning {
    color: var(--success);
}

.delete-transaction {
    background: transparent;
    color: var(--gray);
    padding: var(--spacing-xs);
    border-radius: 50%;
    margin-left: var(--spacing-sm);
}

.delete-transaction:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    transform: none;
    box-shadow: none;
}

/* ====== EXPLORE STYLES ====== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.project-box {
    background: var(--gradient-primary);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    aspect-ratio: 1/1;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    color: white;
    text-decoration: none;
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-normal);
}

.project-box:nth-child(2n) {
    background: var(--gradient-secondary);
}

.project-box:nth-child(3n) {
    background: var(--gradient-warning);
}

.project-box:nth-child(4n) {
    background: var(--gradient-success);
}

.project-box:hover {
    transform: scale(1.03);
    box-shadow: var(--box-shadow-hover);
}

.project-box-logo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    background: white;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-box-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-box-name {
    font-weight: var(--font-weight-semibold);
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.project-box-description {
    font-size: var(--font-size-sm);
    text-align: center;
    opacity: 0.9;
}

#project-details-modal .modal-content {
    max-width: 500px;
    padding: 0;
}

.project-details-header {
    padding: var(--spacing-lg);
    background: var(--gradient-primary);
    color: white;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.project-details-logo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    background: white;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-details-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-details-name {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xs);
}

.project-details-description {
    opacity: 0.9;
    margin-bottom: 0;
}

.project-details-content {
    padding: var(--spacing-lg);
}

.project-details-info {
    margin-bottom: var(--spacing-lg);
}

.project-details-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.project-details-row:last-child {
    margin-bottom: 0;
}

.project-details-label {
    font-weight: var(--font-weight-medium);
    color: var(--gray-dark);
}

.project-social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    justify-content: center;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--surface-2);
    color: var(--foreground);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    transform: translateY(-3px);
    background: var(--primary);
    color: white;
}

.project-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
}

/* ====== STATISTICS STYLES ====== */
.stats-header {
    margin-bottom: var(--spacing-lg);
}

.leaderboard {
    background: var(--card-background);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
}

.leaderboard-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gray-light);
}

.leaderboard-item:last-child {
    border-bottom: none;
}

.leaderboard-rank {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    margin-right: var(--spacing-md);
}

.leaderboard-rank.rank-1 {
    background: gold;
    color: black;
}

.leaderboard-rank.rank-2 {
    background: silver;
    color: black;
}

.leaderboard-rank.rank-3 {
    background: #cd7f32; /* bronze */
    color: white;
}

.leaderboard-project-logo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: var(--spacing-md);
}

.leaderboard-project-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.leaderboard-project-info {
    flex: 1;
}

.leaderboard-project-name {
    font-weight: var(--font-weight-medium);
    margin-bottom: 2px;
}

.leaderboard-project-funding {
    font-size: var(--font-size-xs);
    color: var(--gray);
}

.leaderboard-progress {
    width: 100px;
    height: 4px;
    background: var(--gray-light);
    border-radius: 2px;
    overflow: hidden;
    margin-left: var(--spacing-md);
}

.leaderboard-progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 2px;
}

/* ====== TASKS STYLES ====== */
.tasks-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
}

.task-count {
    font-size: var(--font-size-sm);
    color: var(--gray-dark);
}

.progress-bar-container {
    height: 8px;
    background: var(--gray-light);
    border-radius: 4px;
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    transition: width var(--transition-normal);
}

.project-tasks {
    background: var(--card-background);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.project-tasks-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.project-tasks-logo {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: var(--spacing-md);
}

.project-tasks-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-tasks-info {
    flex: 1;
}

.project-tasks-name {
    font-weight: var(--font-weight-semibold);
    margin-bottom: 2px;
}

.project-tasks-progress {
    font-size: var(--font-size-xs);
    color: var(--gray);
}

.project-tasks-actions {
    display: flex;
}

.add-subtask-btn {
    background: transparent;
    color: var(--primary);
    padding: var(--spacing-xs);
}

.add-subtask-btn:hover {
    background: rgba(79, 70, 229, 0.1);
    transform: none;
    box-shadow: none;
}

.remove-project-btn {
    background: transparent;
    color: var(--gray);
    padding: var(--spacing-xs);
    margin-left: var(--spacing-sm);
}

.remove-project-btn:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    transform: none;
    box-shadow: none;
}

.task-list {
    padding: var(--spacing-sm);
}

.task-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-fast);
}

.task-item:hover {
    background-color: var(--surface-2);
}

.task-checkbox {
    margin-right: var(--spacing-md);
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    position: relative;
    cursor: pointer;
    flex-shrink: 0;
}

.task-checkbox:checked {
    background-color: var(--primary);
}

.task-checkbox:checked::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 6px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.task-content {
    flex: 1;
}

.task-name {
    margin-bottom: 2px;
    transition: text-decoration var(--transition-fast), opacity var(--transition-fast);
}

.task-checkbox:checked + .task-content .task-name {
    text-decoration: line-through;
    opacity: 0.6;
}

.task-description {
    font-size: var(--font-size-xs);
    color: var(--gray);
}

.remove-task-btn {
    background: transparent;
    color: var(--gray);
    padding: var(--spacing-xs);
    visibility: hidden;
    opacity: 0;
    transition: all var(--transition-fast);
}

.task-item:hover .remove-task-btn {
    visibility: visible;
    opacity: 1;
}

.remove-task-btn:hover {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    transform: none;
    box-shadow: none;
}

.add-task-container {
    padding: var(--spacing-md);
    border-top: 1px solid var(--gray-light);
    display: flex;
}

.add-task-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--gray-light);
    margin-right: var(--spacing-sm);
}

/* ====== NEWS STYLES ====== */
.news-filter {
    margin-bottom: var(--spacing-lg);
}

.tags-container {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
    scrollbar-width: none; /* Firefox */
}

.tags-container::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Edge */
}

.news-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.news-item {
    background: var(--card-background);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: transform var(--transition-normal);
}

.news-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.news-item-img {
    height: 180px;
    background: var(--surface-2);
    overflow: hidden;
}

.news-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-item-content {
    padding: var(--spacing-md);
}

.news-item-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
}

.news-item-description {
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.news-item-date {
    font-size: var(--font-size-xs);
    color: var(--gray);
}

/* News Detail */
.news-detail-header {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.news-detail-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.news-detail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-lg);
    color: white;
}

.news-detail-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.news-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.news-detail-content {
    padding: var(--spacing-lg);
}

/* ====== PROFILE STYLES ====== */
.profile-content {
    padding: var(--spacing-md);
}

.profile-info {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--box-shadow);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
}

.profile-image {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    background: var(--surface-2);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-icon-large {
    font-size: 64px;
    color: var(--gray);
}

.profile-bio {
    color: var(--gray-dark);
    margin-bottom: var(--spacing-lg);
}

.social-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.social-links .social-link {
    display: flex;
    align-items: center;
    background: var(--surface);
    color: var(--foreground);
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    transition: all var(--transition-normal);
    width: auto;
    height: auto;
}

.social-links .social-link span:first-child {
    margin-right: var(--spacing-sm);
}

.app-info {
    background: var(--card-background);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
}

/* ====== MODAL STYLES ====== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    overflow-y: auto;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--modal-background);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    width: 100%;
    max-width: 450px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(var(--blur-strength));
    -webkit-backdrop-filter: blur(var(--blur-strength));
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.modal-header h2 {
    margin-bottom: 0;
}

.close-modal {
    position: absolute;
    right: var(--spacing-lg);
    top: var(--spacing-lg);
    font-size: var(--font-size-xl);
    color: var(--gray);
    cursor: pointer;
    background: transparent;
    border: none;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.close-modal:hover {
    background-color: var(--surface-2);
    color: var(--foreground);
}

/* ====== EMPTY STATES ====== */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--gray);
    text-align: center;
}

.empty-state span {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state p {
    margin-bottom: var(--spacing-sm);
}

.explore-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
}

.explore-link:hover {
    text-decoration: underline;
}

/* ====== RESPONSIVE STYLES ====== */
@media (min-width: 640px) {
    .projects-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .news-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .projects-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    main {
        max-width: 768px;
        margin: 0 auto;
    }
    
    .news-container {
        grid-template-columns: repeat(3, 1fr);
    }
}