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

/* ==================== VARIABLES ==================== */
:root {
    --primary-blue: #4A90E2;
    --primary-purple: #9B59B6;
    --primary-gold: #F39C12;
    --primary-red: #E74C3C;
    
    --blue-light: #E8F4FD;
    --purple-light: #F4ECFA;
    --gold-light: #FEF5E7;
    
    --text-dark: #2C3E50;
    --text-medium: #5D6D7E;
    --text-light: #95A5A6;
    --border-color: #E1E8ED;
    --bg-white: #FFFFFF;
    --bg-light: #F8F9FA;
    
    --success: #27AE60;
    
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    
    --font: 'Inter', -apple-system, sans-serif;
}

/* ==================== BASE ==================== */
body {
    font-family: var(--font);
    font-size: 17px;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-light);
/*     background: var(--gold-light); */

    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s;
}

/* ==================== HEADER ==================== */
.header {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-dark);
    transition: transform 0.3s;
}

.logo:hover {
    transform: translateY(-2px);
}

.star-icon {
    font-size: 1.875rem;
    color: var(--primary-gold);
}

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

.main-nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--text-medium);
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-link.active {
    color: var(--primary-blue);
    font-weight: 600;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -1.375rem;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-blue);
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s;
    font-family: var(--font);
    font-size: 1.0625rem;
}

.user-btn:hover {
    background: var(--bg-white);
    border-color: var(--primary-blue);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.125rem;
}

.user-name {
    font-weight: 600;
    color: var(--text-dark);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    min-width: 220px;
    display: none;
    overflow: hidden;
}

.user-dropdown.active {
    display: block;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    color: var(--text-dark);
    font-size: 1.0625rem;
    transition: all 0.3s;
    background: none;
    border: none;
    width: 100%;
    text-align: left;
    cursor: pointer;
    font-family: var(--font);
}

.dropdown-item:hover {
    background: var(--bg-light);
    color: var(--primary-blue);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 0.5rem 0;
}

.logout-btn {
    color: var(--primary-red);
}

.logout-btn:hover {
    background: var(--red-light);
}

/* ==================== MAIN CONTENT ==================== */
.main-content {
    min-height: calc(100vh - 70px);
    padding-top: 100px!important;
    
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ==================== WELCOME SECTION ==================== */
.welcome-section {
    padding: 3rem 0 2rem;
/*     background-image: url('../img/homebackg.jpg'); */
/*     background-color: red; */
}

.welcome-title {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.welcome-subtitle {
    font-size: 1.375rem;
    color: var(--text-medium);
    margin-bottom: 2.5rem;
}

.quick-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-white);
    padding: 1.75rem;
    border-radius: 14px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: all 0.3s;
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon.blue {
    background: var(--blue-light);
    color: var(--primary-blue);
}

.stat-icon.purple {
    background: var(--purple-light);
    color: var(--primary-purple);
}

.stat-icon.gold {
    background: var(--gold-light);
    color: var(--primary-gold);
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-dark);
    line-height: 1;
    margin-bottom: 0.375rem;
}

.stat-label {
    font-size: 1.0625rem;
    color: var(--text-medium);
}

/* ==================== MODES SECTION ==================== */
.modes-section {
    padding: 3rem 0;
/*     background-image: url('../img/homebackg.jpg'); */
}

.modes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
}

.mode-card {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    transition: all 0.4s;
}

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

.mode-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.75rem;
}

.mode-icon-wrapper {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mode-icon-wrapper.blue {
    background: var(--blue-light);
}

.mode-icon-wrapper.purple {
    background: var(--purple-light);
}

.mode-star {
    font-size: 2.5rem;
}

.mode-icon-wrapper.blue .mode-star {
    color: var(--primary-blue);
}

.mode-icon-wrapper.purple .mode-star {
    color: var(--primary-purple);
}

.mode-badge {
    background: var(--primary-blue);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9375rem;
    font-weight: 600;
}

.mode-badge.advanced {
    background: var(--primary-purple);
}

.mode-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.mode-description {
    font-size: 1.1875rem;
    color: var(--text-medium);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.mode-features {
    list-style: none;
    margin-bottom: 2rem;
}

.mode-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.875rem;
    margin-bottom: 1rem;
    font-size: 1.0625rem;
    color: var(--text-dark);
}

.mode-features svg {
    color: var(--success);
    flex-shrink: 0;
    margin-top: 2px;
}

.mode-features .star {
    font-size: 1.125rem;
}

.mode-features .star.red {
    color: var(--primary-red);
}

.mode-features .star.blue {
    color: var(--primary-blue);
}

.mode-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    font-size: 1.1875rem;
    font-weight: 700;
    color: white;
    transition: all 0.3s;
    margin-bottom: 2rem;
}

.btn-blue {
    background: linear-gradient(135deg, var(--primary-blue), #5BA3E8);
}

.btn-purple {
    background: linear-gradient(135deg, var(--primary-purple), #A569BD);
}

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

.mode-preview {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.mode-preview img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.4s;
}

.mode-card:hover .mode-preview img {
    transform: scale(1.05);
}

/* ==================== QUICK ACCESS ==================== */
.quick-access-section {
    padding: 2rem 0 4rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 2rem;
}

.quick-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.quick-link {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 14px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 1.25rem;
    transition: all 0.3s;
    position: relative;
}

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

.quick-icon {
    width: 64px;
    height: 64px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.quick-icon.blue {
    background: var(--blue-light);
    color: var(--primary-blue);
}

.quick-icon.purple {
    background: var(--purple-light);
    color: var(--primary-purple);
}

.quick-icon.gold {
    background: var(--gold-light);
    color: var(--primary-gold);
}

.quick-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.375rem;
}

.quick-content p {
    font-size: 1.0625rem;
    color: var(--text-medium);
}

.quick-arrow {
    color: var(--text-light);
    margin-left: auto;
    transition: all 0.3s;
}

.quick-link:hover .quick-arrow {
    color: var(--primary-blue);
    transform: translateX(5px);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
    .modes-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-links {
        grid-template-columns: 1fr;
    }
    
    .main-nav {
        display: none;
    }
}

@media (max-width: 768px) {
    body {
        font-size: 16px;
    }
    
    .header-container {
        padding: 0 1rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .welcome-title {
        font-size: 2rem;
    }
    
    .welcome-subtitle {
        font-size: 1.125rem;
    }
    
    .quick-stats {
        grid-template-columns: 1fr;
    }
    
    .mode-title {
        font-size: 1.75rem;
    }
    
    .mode-description {
        font-size: 1.0625rem;
    }
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.welcome-section,
.modes-section,
.quick-access-section {
    animation: fadeInUp 0.6s ease-out;
}