/* ===================================
   CSS Variables - Dopamine Color Palette
   =================================== */
:root {
    /* Primary Colors */
    --coral: #FF6B6B;
    --coral-light: #FF8E8E;
    --coral-dark: #E85555;
    
    /* Secondary Colors */
    --turquoise: #4ECDC4;
    --turquoise-light: #6FE3DB;
    --turquoise-dark: #3DBDB5;
    
    /* Accent Colors */
    --sunny: #FFE66D;
    --purple: #A855F7;
    --pink: #EC4899;
    --blue: #3B82F6;
    --lime: #84CC16;
    
    /* Neutrals */
    --white: #FFFFFF;
    --cream: #FEF9F3;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Glass Effects */
    --glass-white: rgba(255, 255, 255, 0.75);
    --glass-white-strong: rgba(255, 255, 255, 0.9);
    --glass-blur: blur(20px);
    --glass-border: 1px solid rgba(255, 255, 255, 0.5);
    
    /* Shadows */
    --shadow-soft: 0 4px 30px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.12);
    --shadow-heavy: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-colored: 0 10px 40px rgba(255, 107, 107, 0.3);
    
    /* Typography */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-max: 1400px;
    
    /* Transitions */
    --transition-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================
   Reset & Base
   =================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: linear-gradient(135deg, var(--cream) 0%, var(--white) 50%, #E0F7FA 100%);
    color: var(--gray-800);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Animated gradient background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 107, 107, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(78, 205, 196, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(168, 85, 247, 0.1) 0%, transparent 40%);
    pointer-events: none;
    z-index: -1;
    animation: gradientShift 20s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(3rem, 8vw, 5.5rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }

/* ===================================
   Glassmorphism Components
   =================================== */
.glass {
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--shadow-soft);
}

.glass-strong {
    background: var(--glass-white-strong);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.glass-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.08),
        inset 0 0 0 1px rgba(255, 255, 255, 0.6);
    transition: all 0.4s var(--transition-bounce);
}

.glass-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.12),
        inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

/* ===================================
   Navigation - Floating Glass
   =================================== */
.nav-floating {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 40px);
    max-width: var(--container-max);
    z-index: 1000;
    padding: 16px 32px;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 
        0 4px 30px rgba(0, 0, 0, 0.08),
        0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.4s var(--transition-smooth);
}

.nav-floating.scrolled {
    padding: 12px 32px;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 
        0 8px 40px rgba(0, 0, 0, 0.12),
        0 2px 8px rgba(0, 0, 0, 0.08);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    text-decoration: none;
    transition: transform 0.3s var(--transition-bounce);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--coral), var(--purple));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
    animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {
    0%, 100% { box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4); }
    50% { box-shadow: 0 4px 30px rgba(255, 107, 107, 0.6); }
}

.nav-links {
    display: flex;
    gap: 8px;
    list-style: none;
}

.nav-link {
    position: relative;
    padding: 10px 20px;
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 100px;
    transition: all 0.3s var(--transition-smooth);
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--coral), var(--purple));
    opacity: 0;
    transition: opacity 0.3s;
    border-radius: 100px;
    z-index: -1;
}

.nav-link:hover,
.nav-link.active {
    color: white;
    transform: translateY(-2px);
}

.nav-link:hover::before,
.nav-link.active::before {
    opacity: 1;
}

.nav-cta {
    background: linear-gradient(135deg, var(--coral), var(--purple));
    color: white;
    padding: 12px 28px;
    border-radius: 100px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(255, 107, 107, 0.4);
    transition: all 0.3s var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.nav-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.nav-cta:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 30px rgba(255, 107, 107, 0.5);
}

.nav-cta:hover::before {
    left: 100%;
}

/* Mobile Menu */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--gray-800);
    border-radius: 3px;
    transition: all 0.3s var(--transition-bounce);
}

/* ===================================
   Hero Section - 3D Parallax
   =================================== */
.hero-3d {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 140px 0 80px;
    perspective: 1000px;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255, 107, 107, 0.1);
    border: 1px solid rgba(255, 107, 107, 0.2);
    border-radius: 100px;
    color: var(--coral);
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 24px;
    animation: badgeFloat 3s ease-in-out infinite;
}

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--coral);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    line-height: 1.05;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--coral) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title span {
    display: block;
    background: linear-gradient(135deg, var(--coral), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 40px;
    line-height: 1.7;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-magnetic {
    position: relative;
    padding: 18px 36px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s var(--transition-bounce);
    cursor: pointer;
    border: none;
    overflow: hidden;
}

.btn-primary-magnetic {
    background: linear-gradient(135deg, var(--coral), var(--purple));
    color: white;
    box-shadow: 0 10px 40px rgba(255, 107, 107, 0.4);
}

.btn-primary-magnetic:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 20px 60px rgba(255, 107, 107, 0.5);
}

.btn-secondary-magnetic {
    background: rgba(255, 255, 255, 0.8);
    color: var(--gray-800);
    border: 2px solid rgba(255, 107, 107, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary-magnetic:hover {
    border-color: var(--coral);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 3D Floating Elements */
.hero-3d-elements {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 50%;
    height: 100%;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.1),
        inset 0 0 0 1px rgba(255, 255, 255, 0.8);
    animation: float 6s ease-in-out infinite;
    transform-style: preserve-3d;
}

.floating-card:nth-child(1) {
    top: 20%;
    right: 10%;
    width: 280px;
    animation-delay: 0s;
}

.floating-card:nth-child(2) {
    top: 50%;
    right: 25%;
    width: 240px;
    animation-delay: -2s;
}

.floating-card:nth-child(3) {
    bottom: 20%;
    right: 5%;
    width: 260px;
    animation-delay: -4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotateX(0) rotateY(0); }
    25% { transform: translateY(-20px) rotateX(5deg) rotateY(5deg); }
    50% { transform: translateY(-10px) rotateX(-3deg) rotateY(-3deg); }
    75% { transform: translateY(-30px) rotateX(3deg) rotateY(-5deg); }
}

.floating-stat {
    display: flex;
    align-items: center;
    gap: 16px;
}

.floating-stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.floating-stat-icon.coral { background: linear-gradient(135deg, var(--coral), var(--coral-light)); color: white; }
.floating-stat-icon.turquoise { background: linear-gradient(135deg, var(--turquoise), var(--turquoise-light)); color: white; }
.floating-stat-icon.purple { background: linear-gradient(135deg, var(--purple), #C084FC); color: white; }

.floating-stat-content h4 {
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.floating-stat-content p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

/* Particle Canvas */
#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* ===================================
   Section Styles
   =================================== */
.section {
    padding: var(--section-padding) 0;
    position: relative;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(168, 85, 247, 0.1));
    border: 1px solid rgba(255, 107, 107, 0.2);
    border-radius: 100px;
    color: var(--coral);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--gray-900);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ===================================
   Cause Cards - 3D Tilt Effect
   =================================== */
.causes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    perspective: 1000px;
}

.cause-card-3d {
    position: relative;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    border-radius: 32px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.08),
        inset 0 0 0 1px rgba(255, 255, 255, 0.6);
    transition: all 0.5s var(--transition-smooth);
    transform-style: preserve-3d;
}

.cause-card-3d:hover {
    transform: translateY(-10px) rotateX(5deg);
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.15),
        inset 0 0 0 1px rgba(255, 255, 255, 0.8);
}

.cause-image-wrap {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.cause-image-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--transition-smooth);
}

.cause-card-3d:hover .cause-image-wrap img {
    transform: scale(1.1);
}

.cause-category-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--coral);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.cause-content {
    padding: 28px;
}

.cause-title {
    font-size: 1.35rem;
    margin-bottom: 12px;
    color: var(--gray-900);
}

.cause-excerpt {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.cause-progress-container {
    margin-bottom: 24px;
}

.cause-progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 0.875rem;
}

.cause-progress-bar {
    height: 8px;
    background: var(--gray-100);
    border-radius: 100px;
    overflow: hidden;
    position: relative;
}

.cause-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--coral), var(--purple));
    border-radius: 100px;
    transition: width 1.5s var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.cause-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 2s infinite;
}

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

.cause-stats-row {
    display: flex;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

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

.cause-stat-value {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-900);
    display: block;
}

.cause-stat-label {
    font-size: 0.75rem;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================================
   Impact Counter - Animated
   =================================== */
.impact-section {
    background: linear-gradient(135deg, var(--coral) 0%, var(--purple) 100%);
    position: relative;
    overflow: hidden;
}

.impact-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.3;
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    position: relative;
    z-index: 1;
}

.impact-item {
    text-align: center;
    color: white;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s var(--transition-bounce);
}

.impact-item:hover {
    transform: translateY(-10px) scale(1.05);
    background: rgba(255, 255, 255, 0.2);
}

.impact-number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.impact-label {
    font-size: 1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===================================
   Donation Form - Glass
   =================================== */
.donation-glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(40px);
    border-radius: 40px;
    padding: 48px;
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.1),
        inset 0 0 0 1px rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto;
}

.amount-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}

.amount-btn {
    padding: 20px;
    border: 2px solid var(--gray-200);
    background: white;
    border-radius: 16px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-800);
    cursor: pointer;
    transition: all 0.3s var(--transition-bounce);
    position: relative;
    overflow: hidden;
}

.amount-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--coral), var(--purple));
    opacity: 0;
    transition: opacity 0.3s;
}

.amount-btn span {
    position: relative;
    z-index: 1;
}

.amount-btn:hover,
.amount-btn.active {
    border-color: transparent;
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.amount-btn:hover::before,
.amount-btn.active::before {
    opacity: 1;
}

/* Form Inputs */
.input-glass {
    width: 100%;
    padding: 16px 24px;
    background: rgba(255, 255, 255, 0.9);
    border: 2px solid rgba(0, 0, 0, 0.05);
    border-radius: 16px;
    font-size: 1rem;
    transition: all 0.3s;
    outline: none;
}

.input-glass:focus {
    border-color: var(--coral);
    box-shadow: 0 0 0 4px rgba(255, 107, 107, 0.1);
    transform: translateY(-2px);
}

/* ===================================
   Event Cards - Timeline Style
   =================================== */
.events-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.events-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--coral), var(--purple));
    opacity: 0.3;
}

.event-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 50%;
    position: relative;
    margin-bottom: 50px;
}

.event-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 50%;
}

.event-card-timeline {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 32px;
    width: calc(100% - 40px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    position: relative;
    transition: all 0.4s var(--transition-bounce);
}

.event-card-timeline:hover {
    transform: scale(1.05) rotate(-1deg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.event-item:nth-child(even) .event-card-timeline:hover {
    transform: scale(1.05) rotate(1deg);
}

.event-date-badge {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--coral), var(--purple));
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.4);
    z-index: 2;
}

.event-date-day {
    font-size: 1.75rem;
    line-height: 1;
}

.event-date-month {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===================================
   Footer - Modern
   =================================== */
.footer-modern {
    background: var(--gray-900);
    color: white;
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
}

.footer-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-btn {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    transition: all 0.3s var(--transition-bounce);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-btn:hover {
    background: var(--coral);
    transform: translateY(-5px) rotate(10deg);
    border-color: var(--coral);
}

.footer-title {
    font-size: 1.1rem;
    margin-bottom: 24px;
    color: white;
    position: relative;
    display: inline-block;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--coral);
    border-radius: 3px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.footer-links a::before {
    content: '→';
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s;
    color: var(--coral);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-newsletter {
    background: rgba(255, 255, 255, 0.05);
    padding: 24px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.newsletter-form {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.newsletter-input {
    flex: 1;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    color: white;
    outline: none;
    transition: all 0.3s;
}

.newsletter-input:focus {
    border-color: var(--coral);
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-btn {
    padding: 14px 24px;
    background: var(--coral);
    border: none;
    border-radius: 12px;
    color: white;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.newsletter-btn:hover {
    background: var(--coral-light);
    transform: scale(1.05);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* ===================================
   Responsive
   =================================== */
@media (max-width: 1024px) {
    .hero-3d-elements {
        display: none;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .events-timeline::before {
        left: 30px;
    }
    
    .event-item,
    .event-item:nth-child(even) {
        justify-content: flex-start;
        padding-left: 80px;
        padding-right: 0;
    }
    
    .event-date-badge {
        left: 30px;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 100px;
        left: 20px;
        right: 20px;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        border-radius: 24px;
        box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: all 0.4s var(--transition-smooth);
    }
    
    .nav-links.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .causes-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .amount-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .donation-glass {
        padding: 32px 24px;
    }
}

/* Scroll Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s var(--transition-smooth);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s var(--transition-smooth);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s var(--transition-smooth);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}