/**
 * TreeFund - Premium CSS Styles
 * Professional, Modern UI/UX with Nature-Inspired Design
 */

/* ============================================
   CSS Variables - New Color Scheme
   ============================================ */
:root {
    /* Primary Green Colors */
    --primary: #2E7D32;
    --primary-dark: #1B5E20;
    --primary-darker: #0D3B11;
    --primary-light: #4CAF50;
    --primary-lighter: #81C784;
    --primary-pale: #C8E6C9;
    --primary-bg: #E8F5E9;
    
    /* Earthy Brown Colors */
    --earth: #5D4037;
    --earth-dark: #3E2723;
    --earth-light: #795548;
    --earth-pale: #D7CCC8;
    
    /* Accent Gold Colors */
    --accent: #FFC107;
    --accent-dark: #FFA000;
    --accent-light: #FFD54F;
    --accent-pale: #FFF8E1;
    
    /* Secondary Blue Colors */
    --secondary: #0288D1;
    --secondary-dark: #01579B;
    --secondary-light: #03A9F4;
    --secondary-pale: #B3E5FC;
    
    /* Neutral Colors */
    --dark: #1A1A1A;
    --dark-light: #2D2D2D;
    --gray: #616161;
    --gray-light: #9E9E9E;
    --gray-lighter: #E0E0E0;
    --light: #F5F5F5;
    --lighter: #FAFAFA;
    --white: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #2E7D32 0%, #4CAF50 50%, #81C784 100%);
    --gradient-hero: linear-gradient(135deg, rgba(46, 125, 50, 0.95) 0%, rgba(76, 175, 80, 0.9) 50%, rgba(129, 199, 132, 0.85) 100%);
    --gradient-dark: linear-gradient(135deg, #1A1A1A 0%, #2D2D2D 100%);
    --gradient-earth: linear-gradient(135deg, #5D4037 0%, #795548 100%);
    --gradient-accent: linear-gradient(135deg, #FFC107 0%, #FFD54F 100%);
    --gradient-nature: linear-gradient(180deg, #E8F5E9 0%, #C8E6C9 50%, #A5D6A7 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 30px rgba(46, 125, 50, 0.3);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-bounce: 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Typography */
    --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    
    /* Spacing */
    --header-height: 80px;
}

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

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

body {
    font-family: var(--font-sans);
    background: var(--white);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Selection */
::selection {
    background: var(--primary);
    color: var(--white);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--lighter);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-lighter);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-light);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

p {
    margin-bottom: 1rem;
    color: var(--gray);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* ============================================
   Layout
   ============================================ */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--primary-lighter);
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-description {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(255,255,255,0.2) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

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

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

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

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

.btn-ghost {
    background: transparent;
    color: var(--dark);
}

.btn-ghost:hover {
    background: rgba(0, 0, 0, 0.05);
}

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

.btn-white:hover {
    background: var(--lighter);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

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

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--lighter);
    border: 2px solid transparent;
    border-radius: var(--radius);
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--dark);
    transition: all var(--transition);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray-light);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    background: var(--white);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(46, 125, 50, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all var(--transition);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    position: relative;
    overflow: hidden;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.card-body {
    padding: 24px;
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.card-text {
    color: var(--gray);
    line-height: 1.6;
}

/* ============================================
   Badges
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

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

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

.badge-success {
    background: var(--primary-lighter);
    color: var(--primary);
}

.badge-warning {
    background: var(--accent-light);
    color: var(--accent);
}

.badge-danger {
    background: #fee2e2;
    color: #dc2626;
}

/* ============================================
   Alerts
   ============================================ */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius);
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.95rem;
}

.alert i {
    margin-top: 2px;
}

.alert-success {
    background: var(--primary-light);
    color: var(--primary-dark);
    border: 1px solid var(--primary);
}

.alert-error {
    background: #fee2e2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.alert-warning {
    background: var(--accent-light);
    color: #b45309;
    border: 1px solid #fcd34d;
}

.alert-info {
    background: var(--secondary-light);
    color: #0369a1;
    border: 1px solid #7dd3fc;
}

/* ============================================
   Progress Bar
   ============================================ */
.progress {
    height: 8px;
    background: var(--light);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* Animation Classes */
.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}

.animate-fade-in-down {
    animation: fadeInDown 0.5s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.5s ease forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Scroll Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }
.animate-on-scroll.delay-5 { transition-delay: 0.5s; }

/* ============================================
   Loading States
   ============================================ */
.skeleton {
    background: linear-gradient(90deg, var(--light) 25%, var(--lighter) 50%, var(--light) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ============================================
   Utility Classes
   ============================================ */
/* Text */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-muted { color: var(--gray); }
.text-white { color: var(--white); }

/* Background */
.bg-primary { background: var(--primary); }
.bg-secondary { background: var(--secondary); }
.bg-light { background: var(--lighter); }
.bg-dark { background: var(--dark); }
.bg-gradient { background: var(--gradient-primary); }

/* Spacing */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.p-0 { padding: 0; }
.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

/* Flex */
.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

/* ============================================
   Responsive Utilities
   ============================================ */
@media (max-width: 1200px) {
    .section-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 1024px) {
    .section {
        padding: 80px 0;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .section-description {
        font-size: 1rem;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 2rem;
    }

    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.25rem; }

    .container {
        padding: 0 16px;
    }

    .d-md-none {
        display: none;
    }

    .d-md-block {
        display: block;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 1.75rem;
    }

    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.5rem; }

    .btn-lg {
        padding: 14px 24px;
        font-size: 1rem;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    * {
        background: transparent !important;
        color: black !important;
        box-shadow: none !important;
    }

    a, a:visited {
        text-decoration: underline;
    }

    img {
        max-width: 100% !important;
    }

    @page {
        margin: 0.5cm;
    }
}

/* ============================================
   Site Header Styles
   ============================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: all var(--transition);
}

.site-header.scrolled {
    background: var(--white);
    box-shadow: var(--shadow);
}

.site-header.transparent {
    background: transparent;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
    transition: color var(--transition);
}

.site-header.scrolled .logo-name {
    color: var(--primary);
}

.logo-tagline {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition);
}

.site-header.scrolled .logo-tagline {
    color: var(--gray);
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    border-radius: var(--radius-full);
    transition: all var(--transition);
}

.site-header.scrolled .nav-link {
    color: var(--dark);
}

.nav-link:hover {
    background: rgba(46, 125, 50, 0.1);
    color: var(--primary);
}

.site-header.transparent .nav-link:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

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

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    position: relative;
}

.hamburger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    margin: 6px auto;
    transition: all var(--transition);
}

.site-header.scrolled .hamburger-line {
    background: var(--dark);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 320px;
    height: 100vh;
    background: var(--white);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition);
    z-index: 1001;
    overflow-y: auto;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--gray-lighter);
}

.mobile-menu-close {
    width: 40px;
    height: 40px;
    background: var(--lighter);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--dark);
}

.mobile-nav {
    padding: 20px;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--dark);
    text-decoration: none;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.mobile-nav-link:hover {
    background: var(--primary-bg);
    color: var(--primary);
}

.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 1000;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   Hero Section Styles
   ============================================ */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 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='0.05'%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");
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    pointer-events: none;
}

.floating-leaf {
    position: absolute;
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
}

.leaf-1 { top: 20%; left: 10%; animation-delay: 0s; }
.leaf-2 { top: 40%; right: 15%; animation-delay: 1s; }
.leaf-3 { bottom: 30%; left: 20%; animation-delay: 2s; }
.leaf-4 { bottom: 20%; right: 10%; animation-delay: 3s; }

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    right: -100px;
}

.circle-2 {
    width: 200px;
    height: 200px;
    bottom: 10%;
    left: -50px;
}

.circle-3 {
    width: 150px;
    height: 150px;
    top: 40%;
    right: 10%;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 120px 24px 80px;
}

.hero-text {
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
}

.hero-badge i {
    color: var(--accent);
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.btn-outline-light {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: var(--white);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 32px;
}

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

.stat-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ============================================
   Campaign Card Styles
   ============================================ */
.campaign-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

.campaign-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.campaign-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.campaign-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.campaign-card:hover .campaign-image img {
    transform: scale(1.1);
}

.campaign-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 6px 14px;
    background: var(--primary);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.campaign-content {
    padding: 24px;
}

.campaign-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
    line-height: 1.3;
}

.campaign-title a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition);
}

.campaign-title a:hover {
    color: var(--primary);
}

.campaign-description {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.campaign-progress {
    margin-bottom: 16px;
}

.progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.progress-label {
    font-size: 0.85rem;
    color: var(--gray);
}

.progress-amount {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
}

.progress-bar-wrapper {
    height: 8px;
    background: var(--light);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

.campaign-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--gray-lighter);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--gray);
}

.meta-item i {
    color: var(--primary);
}

/* ============================================
   Features Section
   ============================================ */
.features-section {
    padding: 100px 0;
    background: var(--lighter);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.feature-card {
    background: var(--white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: all var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: var(--primary-bg);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary);
    transition: all var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-primary);
    color: var(--white);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 12px;
}

.feature-description {
    font-size: 0.95rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    padding: 80px 0;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 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='0.05'%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");
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: 32px;
}

.stat-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
}

.stat-card-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 8px;
}

.stat-card-label {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials-section {
    padding: 100px 0;
    background: var(--white);
}

.testimonials-slider {
    position: relative;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    gap: 32px;
    transition: transform 0.5s ease;
}

.testimonial-card {
    flex: 0 0 calc(33.333% - 22px);
    background: var(--lighter);
    padding: 40px;
    border-radius: var(--radius-lg);
    position: relative;
}

.testimonial-quote {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 4rem;
    color: var(--primary-pale);
    font-family: var(--font-display);
    line-height: 1;
}

.testimonial-content {
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--primary-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 4px;
}

.author-info p {
    font-size: 0.85rem;
    color: var(--gray);
    margin: 0;
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-earth);
    position: relative;
    overflow: hidden;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.cta-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 32px;
}

/* ============================================
   Footer Styles
   ============================================ */
.site-footer {
    background: var(--dark);
    color: var(--white);
    position: relative;
}

.footer-wave {
    position: absolute;
    top: -60px;
    left: 0;
    right: 0;
    color: var(--dark);
}

.footer-wave svg {
    display: block;
    width: 100%;
    height: 60px;
}

.newsletter-section {
    padding: 60px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.newsletter-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.newsletter-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.newsletter-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
}

.newsletter-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}

.newsletter-text p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

.newsletter-form {
    flex: 1;
    max-width: 500px;
}

.newsletter-input-group {
    display: flex;
    gap: 12px;
}

.newsletter-input-group input {
    flex: 1;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    color: var(--white);
    font-size: 1rem;
}

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

.newsletter-input-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.newsletter-privacy {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-main {
    padding: 60px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    background: var(--gradient-primary);
}

.footer-logo .logo-name {
    color: var(--white);
    font-size: 1.5rem;
}

.footer-logo .logo-tagline {
    color: rgba(255, 255, 255, 0.6);
}

.footer-description {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 24px;
}

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

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

.social-link:hover {
    background: var(--primary);
    transform: translateY(-4px);
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 24px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-links a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all var(--transition);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer-links a i {
    font-size: 0.75rem;
    color: var(--primary);
}

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

.contact-list li {
    display: flex;
    gap: 16px;
    margin-bottom: 20px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-text {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

.contact-text a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition);
}

.contact-text a:hover {
    color: var(--white);
}

.footer-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.badge-item i {
    color: var(--primary);
}

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

.copyright {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    gap: 24px;
}

.footer-bottom-links a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color var(--transition);
}

.footer-bottom-links a:hover {
    color: var(--white);
}

/* ============================================
   Auth Pages Styles
   ============================================ */
.auth-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 100px 24px 60px;
    background: var(--gradient-nature);
    position: relative;
}

.auth-container {
    width: 100%;
    max-width: 480px;
    margin-top: 30px;
}

.auth-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.auth-header {
    padding: 40px 40px 32px;
    text-align: center;
    background: var(--gradient-primary);
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
}

.auth-logo .logo-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--white);
}

.auth-logo .logo-name {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}

.auth-subtitle {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

.auth-body {
    padding: 40px;
}

.auth-footer {
    padding: 24px 40px;
    background: var(--lighter);
    text-align: center;
}

.auth-footer p {
    font-size: 0.95rem;
    color: var(--gray);
    margin: 0;
}

.auth-footer a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--gray-lighter);
}

.auth-divider span {
    font-size: 0.85rem;
    color: var(--gray-light);
}

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

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: var(--lighter);
    border: 1px solid var(--gray-lighter);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark);
    cursor: pointer;
    transition: all var(--transition);
}

.social-btn:hover {
    background: var(--light);
    border-color: var(--gray-light);
}

.form-check {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-check input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.form-check label {
    font-size: 0.9rem;
    color: var(--gray);
}

.form-check a {
    color: var(--primary);
}

.forgot-password {
    font-size: 0.9rem;
    color: var(--primary);
    text-decoration: none;
}

.forgot-password:hover {
    text-decoration: underline;
}

/* ============================================
   Responsive Styles
   ============================================ */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .main-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .testimonial-card {
        flex: 0 0 calc(50% - 16px);
    }
}

@media (max-width: 768px) {
    .hero-section {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .stat-card-number {
        font-size: 2.5rem;
    }
    
    .newsletter-wrapper {
        flex-direction: column;
        text-align: center;
    }
    
    .newsletter-content {
        flex-direction: column;
    }
    
    .newsletter-form {
        max-width: 100%;
    }
    
    .newsletter-input-group {
        flex-direction: column;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .footer-links a {
        justify-content: center;
    }
    
    .contact-list li {
        justify-content: center;
    }
    
    .footer-badges {
        justify-content: center;
    }
    
    .footer-bottom-content {
        flex-direction: column;
        text-align: center;
    }
    
    .testimonial-card {
        flex: 0 0 100%;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .auth-header {
        padding: 32px 24px;
    }
    
    .auth-body {
        padding: 32px 24px;
    }
    
    .auth-footer {
        padding: 20px 24px;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .stat-card {
        padding: 24px 16px;
    }
    
    .stat-card-number {
        font-size: 2rem;
    }
    
    .feature-card {
        padding: 32px 24px;
    }
    
    .social-login {
        flex-direction: column;
    }
}