/* =========================================
   Repository App - Modern Red Theme
   Jagoan Rasa | Merdekaserver | Avara
   ========================================= */

/* Root Variables */
:root {
    --primary-color: #E86C6C;
    --primary-dark: #D45757;
    --primary-light: #FF9999;
    --secondary-color: #2C3E50;
    --success-color: #27AE60;
    --danger-color: #E74C3C;
    --warning-color: #F39C12;
    --info-color: #3498DB;
    --dark: #1A1A1A;
    --light: #F8F9FA;
    --gray: #95A5A6;
    --gray-light: #ECF0F1;
    --white: #FFFFFF;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 5px 25px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8eef3 100%);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

/* ========== LOGIN PAGE ========== */
.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(-45deg, #E86C6C, #FF9999, #FFB6B6, #E86C6C);
    background-size: 400% 400%;
    animation: gradientAnimation 15s ease infinite;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

/* Animated Background Shapes */
.login-page::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -250px;
    left: -250px;
    animation: floatShape1 20s ease-in-out infinite;
}

.login-page::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -200px;
    right: -200px;
    animation: floatShape2 25s ease-in-out infinite;
}

@keyframes gradientAnimation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes floatShape1 {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(100px, -50px) rotate(120deg);
    }
    66% {
        transform: translate(-50px, 100px) rotate(240deg);
    }
}

@keyframes floatShape2 {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(-80px, 60px) rotate(-120deg);
    }
    66% {
        transform: translate(60px, -80px) rotate(-240deg);
    }
}

/* Floating Particles */
.particle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
    pointer-events: none;
    animation: floatParticle 20s infinite ease-in-out;
    opacity: 0.6;
}

@keyframes floatParticle {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    25% {
        transform: translate(50px, -80px) scale(1.2);
        opacity: 0.6;
    }
    50% {
        transform: translate(-30px, 100px) scale(0.8);
        opacity: 0.4;
    }
    75% {
        transform: translate(80px, 50px) scale(1.1);
        opacity: 0.5;
    }
}

.login-container {
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 10;
    animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-box {
    background: var(--white);
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.login-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: 40px 30px;
    text-align: center;
    position: relative;
}

.login-header::before {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: -100px;
    right: -100px;
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.login-header h1 {
    font-size: 26px;
    margin-bottom: 10px;
    position: relative;
    z-index: 1;
}

.login-header i {
    font-size: 50px;
    margin-bottom: 15px;
    display: block;
    animation: rotateIcon 20s linear infinite;
    position: relative;
    z-index: 1;
}

@keyframes rotateIcon {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.login-header p {
    position: relative;
    z-index: 1;
    opacity: 0.95;
}

.login-form-content {
    padding: 40px 30px;
}

.login-form-content .form-group {
    position: relative;
    transition: var(--transition);
}

.login-form-content .form-group.focused label {
    color: var(--primary-color);
    transform: translateY(-2px);
}

.login-form-content .form-group input {
    transition: all 0.3s ease;
}

.login-form-content .form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(232, 108, 108, 0.1);
}

.login-form-content .btn-block {
    margin-top: 30px;
    padding: 15px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.login-form-content .btn-block:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(232, 108, 108, 0.4);
}

/* Remove old tabs styling */
.tabs {
    display: none;
}

.tab {
    display: none;
}

.tab-content {
    display: none;
}

.demo-info {
    display: none;
}

/* ========== HEADER ========== */
.main-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: bold;
}

.header-logo i {
    font-size: 28px;
}

.header-nav {
    display: flex;
    gap: 5px;
    flex: 1;
}

.nav-link {
    padding: 10px 20px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-link.active {
    background: rgba(255, 255, 255, 0.2);
}

.header-user {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-info i {
    font-size: 24px;
}

/* ========== CONTAINER ========== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.page-header h1 {
    font-size: 32px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 15px;
}

.page-header h1 i {
    color: var(--primary-color);
}

/* ========== FORMS ========== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group label i {
    color: var(--primary-color);
    margin-right: 5px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--gray);
    font-size: 12px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.readonly {
    background: var(--gray-light);
    cursor: not-allowed;
}

/* ========== BUTTONS ========== */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-align: center;
}

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

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

.btn-primary:hover {
    background: var(--primary-dark);
}

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

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

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-lg {
    padding: 15px 30px;
    font-size: 16px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.form-actions {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

/* ========== ALERTS ========== */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert i {
    font-size: 20px;
}

.alert-error {
    background: #FADBD8;
    color: #922B21;
    border-left: 4px solid var(--danger-color);
}

.alert-success {
    background: #D5F4E6;
    color: #0E6251;
    border-left: 4px solid var(--success-color);
}

.alert-info {
    background: #D6EAF8;
    color: #1B4F72;
    border-left: 4px solid var(--info-color);
}

/* ========== STATS CARDS ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}

.stat-info h3 {
    font-size: 32px;
    color: var(--dark);
    margin-bottom: 5px;
}

.stat-info p {
    color: var(--gray);
    font-size: 14px;
}

/* ========== SECTIONS ========== */
.section {
    background: var(--white);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.section h2 {
    margin-bottom: 20px;
    color: var(--dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.section h2 i {
    color: var(--primary-color);
}

/* ========== CATEGORY STATS ========== */
.category-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.category-stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: var(--light);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.category-stat-item:hover {
    background: var(--gray-light);
}

.category-stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.category-stat-info h4 {
    font-size: 16px;
    margin-bottom: 5px;
}

.category-stat-info p {
    font-size: 12px;
    color: var(--gray);
}

/* ========== TABLES ========== */
.table-responsive {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--gray-light);
}

.data-table th,
.data-table td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid var(--gray-light);
}

.data-table th {
    font-weight: 600;
    color: var(--dark);
}

.data-table tbody tr {
    transition: var(--transition);
}

.data-table tbody tr:hover {
    background: var(--light);
}

.text-muted {
    color: var(--gray);
    font-size: 12px;
}

/* ========== BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.badge-admin {
    background: var(--danger-color);
    color: var(--white);
}

.badge-user {
    background: var(--info-color);
    color: var(--white);
}

.badge-category {
    background: var(--gray-light);
    color: var(--dark);
}

.badge-version {
    background: var(--warning-color);
    color: var(--white);
}

/* ========== UPLOAD AREA ========== */
.upload-container {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.upload-area {
    border: 3px dashed var(--primary-color);
    border-radius: var(--border-radius);
    padding: 60px 30px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    background: var(--light);
}

.upload-area:hover {
    background: var(--gray-light);
    border-color: var(--primary-dark);
}

.upload-area i {
    font-size: 60px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: block;
}

.upload-area h3 {
    margin-bottom: 10px;
    color: var(--dark);
}

.upload-area p {
    color: var(--gray);
}

.upload-area input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.file-preview {
    margin-top: 20px;
    padding: 15px;
    background: var(--white);
    border-radius: var(--border-radius);
    display: none;
}

.file-preview.active {
    display: block;
}

.info-section {
    background: var(--white);
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.info-section h3 {
    margin-bottom: 15px;
    color: var(--dark);
}

.info-section ul {
    list-style: none;
    padding-left: 0;
}

.info-section li {
    padding: 10px 0;
    border-bottom: 1px solid var(--gray-light);
}

.info-section li:last-child {
    border-bottom: none;
}

/* ========== UPLOAD PROGRESS ========== */
.upload-progress-section {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.progress-header {
    text-align: center;
    margin-bottom: 25px;
}

.progress-header h3 {
    color: var(--primary-color);
    font-size: 22px;
    margin: 0;
}

.progress-header h3 i {
    animation: uploadPulse 1.5s ease-in-out infinite;
}

@keyframes uploadPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.progress-details {
    margin-bottom: 25px;
}

.progress-file-info {
    background: var(--light);
    padding: 15px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.progress-file-info i {
    font-size: 24px;
    color: var(--primary-color);
}

.progress-file-info span {
    font-weight: 600;
    word-break: break-all;
}

.progress-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.stat-item {
    background: var(--light);
    padding: 12px 15px;
    border-radius: var(--border-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.stat-label {
    color: var(--gray);
    font-size: 13px;
}

.stat-value {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 14px;
}

.progress-bar-container {
    margin: 25px 0;
}

.progress-bar {
    width: 100%;
    height: 40px;
    background: var(--gray-light);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.1);
    position: relative;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: 20px;
    transition: width 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.progress-bar-fill::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: progressShine 2s infinite;
}

@keyframes progressShine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.progress-bar-text {
    position: relative;
    z-index: 1;
    color: var(--white);
    font-weight: 700;
    font-size: 16px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.progress-message {
    margin-top: 20px;
    text-align: center;
}

.progress-message .alert {
    margin: 0;
}

/* ========== FILTERS ========== */
.filters-section {
    background: var(--white);
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.filters-form {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.filter-group input,
.filter-group select {
    width: 100%;
    padding: 10px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
}

.files-count {
    margin: 15px 0;
    color: var(--gray);
}

/* ========== FILES GRID ========== */
.files-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.file-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 20px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.file-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.file-icon {
    font-size: 48px;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 15px;
}

.file-info h3 {
    font-size: 16px;
    margin-bottom: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.file-details {
    display: flex;
    gap: 15px;
    margin-bottom: 10px;
    font-size: 13px;
    color: var(--gray);
}

.file-user,
.file-date {
    font-size: 12px;
    color: var(--gray);
    margin-bottom: 5px;
}

.file-description {
    font-size: 13px;
    color: var(--dark);
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--gray-light);
}

.file-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
    padding-top: 15px;
}

/* ========== USERS GRID ========== */
.users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.user-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    padding: 25px;
    transition: var(--transition);
}

.user-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.user-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    position: relative;
}

.user-avatar {
    font-size: 60px;
    color: var(--primary-color);
}

.user-info h3 {
    font-size: 18px;
    margin-bottom: 5px;
}

.user-username {
    color: var(--gray);
    font-size: 14px;
}

.user-email {
    color: var(--gray);
    font-size: 12px;
}

.user-header .badge {
    position: absolute;
    top: 0;
    right: 0;
}

.user-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: var(--light);
    border-radius: var(--border-radius);
}

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

.user-stat i {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 5px;
    display: block;
}

.user-stat strong {
    display: block;
    font-size: 18px;
    margin-bottom: 3px;
}

.user-stat span {
    font-size: 12px;
    color: var(--gray);
}

.user-dates {
    margin-bottom: 15px;
    font-size: 13px;
    color: var(--gray);
}

.user-dates p {
    margin: 5px 0;
}

.user-files-link {
    margin-bottom: 15px;
}

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

/* ========== MODAL ========== */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-large {
    max-width: 900px;
}

.modal-header {
    padding: 20px 25px;
    border-bottom: 2px solid var(--gray-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 22px;
    margin: 0;
}

.modal-close {
    font-size: 30px;
    cursor: pointer;
    color: var(--gray);
    transition: var(--transition);
}

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

.modal form {
    padding: 25px;
}

.modal-footer {
    padding: 20px 25px;
    border-top: 2px solid var(--gray-light);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ========== EMPTY STATE ========== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state i {
    font-size: 80px;
    color: var(--gray);
    margin-bottom: 20px;
    display: block;
}

.empty-state h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--dark);
}

.empty-state p {
    color: var(--gray);
    margin-bottom: 20px;
}

/* ========== LOADING ========== */
.loading {
    text-align: center;
    padding: 40px;
    font-size: 18px;
    color: var(--gray);
}

.loading i {
    font-size: 30px;
    margin-bottom: 10px;
    display: block;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .login-container {
        max-width: 100%;
        padding: 0 15px;
    }
    
    .login-box {
        border-radius: 10px;
    }
    
    .login-header {
        padding: 30px 20px;
    }
    
    .login-header h1 {
        font-size: 22px;
    }
    
    .login-header i {
        font-size: 40px;
    }
    
    .login-form-content {
        padding: 30px 20px;
    }
    
    .particle {
        display: none; /* Hide particles on mobile for performance */
    }
    
    .header-container {
        flex-direction: column;
        padding: 15px;
    }
    
    .header-nav {
        width: 100%;
        flex-direction: column;
    }
    
    .header-user {
        width: 100%;
        justify-content: space-between;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filters-form {
        flex-direction: column;
    }
    
    .files-grid {
        grid-template-columns: 1fr;
    }
    
    .users-grid {
        grid-template-columns: 1fr;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .user-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
    }
    
    .page-header h1 {
        font-size: 24px;
    }
    
    .stat-card {
        flex-direction: column;
        text-align: center;
    }
}