/* ==========================================
   ACTIVITIES PAGE - PERFECT BLUE THEME
   Professional, polished design
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@400;500;600;700;800&display=swap');

/* CSS Variables - Blue Theme */
:root {
    --primary-blue: #1E40AF;
    --secondary-blue: #3B82F6;
    --light-blue: #60A5FA;
    --accent-blue: #93C5FD;
    --dark-navy: #1E293B;
    --text-dark: #0F172A;
    --text-gray: #64748B;
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --success-green: #10B981;
    
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================
   PAGE HEADER
   ========================================== */



.page-header .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.header-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
    text-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.header-subtitle {
    font-family: var(--font-body);
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.95);
    font-weight: 400;
    margin: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ==========================================
   GENERAL STYLES
   ========================================== */

.activities-container {
    background: var(--bg-light);
    min-height: 70vh;
}

/* ==========================================
   ACTIVITY SECTIONS
   ========================================== */

.activity-section {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
    opacity: 0;
    transform: translateY(30px);
}

.activity-section.fade-in {
    animation: none;
}

.activity-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.activity-section:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--light-blue);
    transform: translateY(-4px);
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.section-icon {
    font-size: 2.5rem !important;
    color: var(--primary-blue);
    width: 100px !important;
    height: 100px !important;
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-radius: 12px;
    transition: var(--transition-smooth);
    flex-shrink: 0;
}

.activity-section:hover .section-icon {
    background: var(--primary-blue);
    color: white;
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.3);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
    letter-spacing: -0.01em;
}

/* ==========================================
   SECTION CONTENT
   ========================================== */

.section-content {
    padding-left: 1rem;
}

.clubs-list {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.clubs-list .label {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.1rem;
}

.activity-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.activity-list li {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: var(--text-gray);
    padding: 0.75rem 0;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    position: relative;
    transition: var(--transition-smooth);
    border-radius: 8px;
    padding-left: 0.5rem;
}

.activity-list li:hover {
    color: var(--primary-blue);
    background: rgba(30, 64, 175, 0.05);
    padding-left: 1rem;
}

.list-check {
    font-size: 0.9rem;
    color: var(--success-green);
    flex-shrink: 0;
}

.activity-list li:hover .list-check {
    transform: scale(1.2);
    color: var(--primary-blue);
}

/* ==========================================
   ANIMATIONS
   ========================================== */

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

.activity-section.visible {
    animation: fadeInUp 0.6s ease-out forwards;
}

.activity-section:nth-child(1) {
    animation-delay: 0.1s;
}

.activity-section:nth-child(2) {
    animation-delay: 0.2s;
}

.activity-section:nth-child(3) {
    animation-delay: 0.3s;
}

.activity-section:nth-child(4) {
    animation-delay: 0.4s;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 992px) {
    .page-header {
        padding: 3rem 0 !important;
    }
    
    .activity-section {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 2.5rem 0 !important;
    }
    
    .header-title {
        font-size: 2.5rem;
    }
    
    .header-subtitle {
        font-size: 1rem;
    }
    
    .activity-section {
        padding: 1.75rem 1.25rem;
    }
    
    .section-header {
        gap: 0.75rem;
        margin-bottom: 1.5rem;
        padding-bottom: 1.25rem;
    }
    
    .section-icon {
        width: 45px;
        height: 45px;
        font-size: 1.3rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .section-content {
        padding-left: 0.5rem;
    }
    
    .clubs-list,
    .activity-list li {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .page-header {
        padding: 2rem 0 !important;
    }
    
    .header-title {
        font-size: 2rem;
    }
    
    .activity-section {
        padding: 1.5rem 1rem;
    }
    
    .section-header {
        gap: 0.5rem;
    }
    
    .section-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 1.25rem;
    }
    
    .section-content {
        padding-left: 0.25rem;
    }
    
    .clubs-list,
    .activity-list li {
        font-size: 0.95rem;
    }
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus states for keyboard navigation */
.activity-section:focus-within {
    outline: 3px solid var(--light-blue);
    outline-offset: 4px;
}

.activity-list li:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ==========================================
   PRINT STYLES
   ========================================== */

@media print {
    .page-header {
        background: white !important;
        color: black !important;
    }
    
    .header-title,
    .header-subtitle {
        color: black !important;
    }
    
    .activity-section {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}