/* ==========================================================================
   HOPE FOUNDATION - Premium Nonprofit/Charity Template
   Design Identity: Compassionate, Trustworthy, Hopeful, Community-Driven
   Colors: Trust Blue, Hope Green, Warm Heart Red
   ========================================================================== */

/* ==========================================================================
   CSS CUSTOM PROPERTIES - DESIGN TOKENS
   ========================================================================== */

:root {
    /* Primary - Trust Blue */
    --color-primary-50: #eff6ff;
    --color-primary-100: #dbeafe;
    --color-primary-200: #bfdbfe;
    --color-primary-300: #93c5fd;
    --color-primary-400: #60a5fa;
    --color-primary-500: #3b82f6;
    --color-primary-600: #2563eb;
    --color-primary-700: #1d4ed8;
    --color-primary-800: #1e40af;
    --color-primary-900: #1e3a8a;

    /* Secondary - Hope Green */
    --color-secondary-50: #ecfdf5;
    --color-secondary-100: #d1fae5;
    --color-secondary-200: #a7f3d0;
    --color-secondary-300: #6ee7b7;
    --color-secondary-400: #34d399;
    --color-secondary-500: #10b981;
    --color-secondary-600: #059669;
    --color-secondary-700: #047857;
    --color-secondary-800: #065f46;
    --color-secondary-900: #064e3b;

    /* Accent - Heart Red (Donate/Urgent) */
    --color-accent-50: #fef2f2;
    --color-accent-100: #fee2e2;
    --color-accent-200: #fecaca;
    --color-accent-300: #fca5a5;
    --color-accent-400: #f87171;
    --color-accent-500: #ef4444;
    --color-accent-600: #dc2626;
    --color-accent-700: #b91c1c;
    --color-accent-800: #991b1b;
    --color-accent-900: #7f1d1d;

    /* Warning - Amber (Urgent appeals) */
    --color-warning-50: #fffbeb;
    --color-warning-100: #fef3c7;
    --color-warning-200: #fde68a;
    --color-warning-300: #fcd34d;
    --color-warning-400: #fbbf24;
    --color-warning-500: #f59e0b;
    --color-warning-600: #d97706;
    --color-warning-700: #b45309;
    --color-warning-800: #92400e;
    --color-warning-900: #78350f;

    /* Neutral - Cool Gray */
    --color-neutral-50: #f9fafb;
    --color-neutral-100: #f3f4f6;
    --color-neutral-200: #e5e7eb;
    --color-neutral-300: #d1d5db;
    --color-neutral-400: #9ca3af;
    --color-neutral-500: #6b7280;
    --color-neutral-600: #4b5563;
    --color-neutral-700: #374151;
    --color-neutral-800: #1f2937;
    --color-neutral-900: #111827;

    /* Semantic */
    --color-success: #10b981;
    --color-success-light: #34d399;
    --color-error: #ef4444;
    --color-error-light: #f87171;
    --color-info: #3b82f6;
    --color-info-light: #60a5fa;

    /* Light Mode */
    --color-background: #ffffff;
    --color-surface: #f9fafb;
    --color-surface-elevated: #ffffff;
    --color-text-primary: #111827;
    --color-text-secondary: #4b5563;
    --color-text-tertiary: #6b7280;
    --color-text-muted: #9ca3af;
    --color-border: #e5e7eb;
    --color-border-light: #f3f4f6;

    /* Typography - Font Families */
    --font-display: 'Nunito', system-ui, -apple-system, sans-serif;
    --font-sans: 'Open Sans', system-ui, -apple-system, sans-serif;

    /* Typography Scale */
    --text-hero: clamp(2.5rem, 7vw, 5rem);
    --text-display: clamp(2rem, 5vw, 3.5rem);
    --text-h1: clamp(1.75rem, 4vw, 2.75rem);
    --text-h2: clamp(1.5rem, 3.5vw, 2.25rem);
    --text-h3: clamp(1.25rem, 2.5vw, 1.5rem);
    --text-h4: clamp(1.125rem, 2vw, 1.25rem);
    --text-body: 1rem;
    --text-body-lg: 1.125rem;
    --text-small: 0.875rem;
    --text-xs: 0.75rem;

    /* Line Heights */
    --leading-tight: 1.15;
    --leading-snug: 1.3;
    --leading-normal: 1.5;
    --leading-relaxed: 1.7;
    --leading-loose: 2;

    /* Letter Spacing */
    --tracking-tight: -0.025em;
    --tracking-normal: 0;
    --tracking-wide: 0.025em;
    --tracking-wider: 0.05em;
    --tracking-widest: 0.1em;

    /* Spacing Scale */
    --space-0: 0;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-14: 3.5rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-28: 7rem;
    --space-32: 8rem;
    --space-40: 10rem;

    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.06);

    /* Special Shadows */
    --shadow-hope: 0 8px 30px rgba(16, 185, 129, 0.2);
    --shadow-trust: 0 8px 30px rgba(37, 99, 235, 0.2);
    --shadow-heart: 0 8px 30px rgba(220, 38, 38, 0.25);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-float: 0 20px 40px rgba(0, 0, 0, 0.15);

    /* Glows */
    --glow-primary: 0 0 40px rgba(37, 99, 235, 0.3);
    --glow-secondary: 0 0 40px rgba(16, 185, 129, 0.3);
    --glow-accent: 0 0 40px rgba(220, 38, 38, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-slower: 700ms ease;
    --transition-smooth: 500ms cubic-bezier(0.16, 1, 0.3, 1);
    --transition-bounce: 600ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-Index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-popover: 600;
    --z-tooltip: 700;
}

/* ==========================================================================
   DARK MODE
   ========================================================================== */

.dark,
[data-theme="dark"] {
    --color-background: #0a0a0f;
    --color-surface: #111827;
    --color-surface-elevated: #1f2937;
    --color-text-primary: #f9fafb;
    --color-text-secondary: #d1d5db;
    --color-text-tertiary: #9ca3af;
    --color-text-muted: #6b7280;
    --color-border: #374151;
    --color-border-light: #1f2937;

    /* Adjusted shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
    --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-float: 0 20px 40px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   BASE STYLES
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-sans);
    font-size: var(--text-body);
    line-height: var(--leading-relaxed);
    font-weight: 400;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */

.font-display {
    font-family: var(--font-display);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 800;
    line-height: var(--leading-tight);
    color: var(--color-text-primary);
}

h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); }
h4 { font-size: var(--text-h4); }

p {
    line-height: var(--leading-relaxed);
    color: var(--color-text-secondary);
}

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

/* Text Gradient */
.text-gradient {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-secondary-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-warm {
    background: linear-gradient(135deg, var(--color-accent-500) 0%, var(--color-warning-500) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==========================================================================
   DECORATIVE BACKGROUNDS
   ========================================================================== */

/* Hope Gradient */
.bg-hope-gradient {
    background: linear-gradient(
        135deg,
        var(--color-primary-50) 0%,
        var(--color-secondary-50) 50%,
        var(--color-primary-50) 100%
    );
}

.dark .bg-hope-gradient {
    background: linear-gradient(
        135deg,
        rgba(37, 99, 235, 0.1) 0%,
        rgba(16, 185, 129, 0.1) 50%,
        rgba(37, 99, 235, 0.1) 100%
    );
}

/* Mesh Background */
.bg-mesh {
    background:
        radial-gradient(at 20% 30%, rgba(37, 99, 235, 0.15) 0px, transparent 50%),
        radial-gradient(at 80% 20%, rgba(16, 185, 129, 0.15) 0px, transparent 50%),
        radial-gradient(at 40% 80%, rgba(220, 38, 38, 0.1) 0px, transparent 50%);
}

.dark .bg-mesh {
    background:
        radial-gradient(at 20% 30%, rgba(37, 99, 235, 0.2) 0px, transparent 50%),
        radial-gradient(at 80% 20%, rgba(16, 185, 129, 0.2) 0px, transparent 50%),
        radial-gradient(at 40% 80%, rgba(220, 38, 38, 0.15) 0px, transparent 50%);
}

/* Heart Pattern */
.bg-hearts {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'%3E%3Cpath fill='%23dc2626' fill-opacity='0.04' d='M20 35l-1.45-1.32C7.4 23.36 0 16.28 0 8.5 0 3.42 3.42 0 8.5 0c2.54 0 5.05 1.15 6.5 3.08C16.45 1.15 18.96 0 21.5 0 26.58 0 30 3.42 30 8.5c0 7.78-7.4 14.86-18.55 25.18L20 35z'/%3E%3C/svg%3E");
}

/* Grid Pattern */
.bg-grid {
    background-image:
        linear-gradient(rgba(37, 99, 235, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(37, 99, 235, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
}

.dark .bg-grid {
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */

.nav-blur {
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.nav-link {
    position: relative;
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary-600);
    border-radius: var(--radius-full);
    transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary-600);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all var(--transition-smooth);
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all var(--transition-smooth);
}

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

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all var(--transition-smooth);
}

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

.reveal-blur {
    opacity: 0;
    filter: blur(10px);
    transform: translateY(20px);
    transition: all var(--transition-smooth);
}

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

/* Stagger Delays */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }
.stagger-7 { transition-delay: 0.7s; }
.stagger-8 { transition-delay: 0.8s; }

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

/* Heartbeat Animation */
@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    14% { transform: scale(1.1); }
    28% { transform: scale(1); }
    42% { transform: scale(1.1); }
    56% { transform: scale(1); }
}

.animate-heartbeat {
    animation: heartbeat 1.5s ease-in-out infinite;
}

/* Float Animation */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.animate-float {
    animation: float 5s ease-in-out infinite;
}

/* Pulse Glow */
@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(220, 38, 38, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(220, 38, 38, 0.5);
    }
}

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

/* Progress Fill */
@keyframes progress-fill {
    from { width: 0; }
}

.animate-progress {
    animation: progress-fill 1.5s ease-out forwards;
}

/* Counter Tick */
@keyframes counter-tick {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.animate-counter {
    animation: counter-tick 0.3s ease-out;
}

/* Ripple Effect */
@keyframes ripple {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.animate-ripple {
    animation: ripple 1s ease-out infinite;
}

/* Gentle Wave */
@keyframes wave {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(10deg); }
    75% { transform: rotate(-10deg); }
}

.animate-wave {
    animation: wave 2s ease-in-out infinite;
    transform-origin: 70% 70%;
}

/* ==========================================================================
   HOVER EFFECTS
   ========================================================================== */

/* Lift Effect */
.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

/* Scale Effect */
.hover-scale {
    transition: transform var(--transition-normal);
}

.hover-scale:hover {
    transform: scale(1.03);
}

/* Glow Effects */
.hover-glow-trust {
    transition: box-shadow var(--transition-normal);
}

.hover-glow-trust:hover {
    box-shadow: var(--glow-primary);
}

.hover-glow-hope {
    transition: box-shadow var(--transition-normal);
}

.hover-glow-hope:hover {
    box-shadow: var(--glow-secondary);
}

.hover-glow-heart {
    transition: box-shadow var(--transition-normal);
}

.hover-glow-heart:hover {
    box-shadow: var(--glow-accent);
}

/* Image Zoom */
.hover-zoom {
    overflow: hidden;
}

.hover-zoom img,
.img-zoom {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.hover-zoom:hover img,
.group:hover .img-zoom {
    transform: scale(1.08);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-display);
    font-size: var(--text-small);
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-700) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-primary-600);
    border: 2px solid var(--color-primary-600);
}

.btn-secondary:hover {
    background: var(--color-primary-600);
    color: white;
}

.btn-donate {
    background: linear-gradient(135deg, var(--color-accent-600) 0%, var(--color-accent-700) 100%);
    color: white;
    box-shadow: var(--shadow-heart);
    position: relative;
    overflow: hidden;
}

.btn-donate::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-donate:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.4);
}

.btn-donate:hover::before {
    left: 100%;
}

.btn-success {
    background: linear-gradient(135deg, var(--color-secondary-600) 0%, var(--color-secondary-700) 100%);
    color: white;
    box-shadow: var(--shadow-hope);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.4);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-body);
    border-radius: var(--radius-2xl);
}

.btn-xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-body-lg);
    border-radius: var(--radius-2xl);
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
}

/* ==========================================================================
   CAUSE CARDS
   ========================================================================== */

.cause-card {
    position: relative;
    background: var(--color-surface-elevated);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

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

.cause-card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.cause-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.cause-card:hover .cause-card-image img {
    transform: scale(1.08);
}

.cause-card-badge {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    z-index: 2;
}

.cause-card-body {
    padding: var(--space-6);
}

.cause-card-category {
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: var(--tracking-wider);
    color: var(--color-primary-600);
    margin-bottom: var(--space-2);
}

.cause-card-title {
    font-family: var(--font-display);
    font-size: var(--text-h3);
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
    line-height: var(--leading-snug);
}

.cause-card-description {
    font-size: var(--text-small);
    color: var(--color-text-tertiary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
}

/* ==========================================================================
   DONATION PROGRESS
   ========================================================================== */

.donation-progress-wrap {
    margin-bottom: var(--space-4);
}

.donation-progress {
    height: 10px;
    background: var(--color-neutral-200);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.dark .donation-progress {
    background: var(--color-neutral-700);
}

.donation-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-secondary-500) 0%, var(--color-secondary-400) 100%);
    border-radius: var(--radius-full);
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
}

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

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

.donation-stats {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-small);
}

.donation-raised {
    font-weight: 700;
    color: var(--color-secondary-600);
}

.donation-goal {
    color: var(--color-text-tertiary);
}

/* ==========================================================================
   IMPACT COUNTER
   ========================================================================== */

.impact-card {
    text-align: center;
    padding: var(--space-8);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

.impact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-200);
}

.dark .impact-card:hover {
    border-color: var(--color-primary-800);
}

.impact-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary-100) 0%, var(--color-secondary-100) 100%);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-4);
    color: var(--color-primary-600);
    transition: all var(--transition-normal);
}

.dark .impact-icon {
    background: linear-gradient(135deg, var(--color-primary-900) 0%, var(--color-secondary-900) 100%);
}

.impact-card:hover .impact-icon {
    transform: scale(1.1);
    background: var(--color-primary-600);
    color: white;
}

.impact-number {
    font-family: var(--font-display);
    font-size: var(--text-display);
    font-weight: 800;
    color: var(--color-text-primary);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.impact-label {
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

/* ==========================================================================
   TEAM/VOLUNTEER CARDS
   ========================================================================== */

.team-card {
    text-align: center;
    padding: var(--space-8);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

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

.team-avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    object-fit: cover;
    margin: 0 auto var(--space-6);
    border: 4px solid var(--color-primary-100);
    transition: all var(--transition-normal);
}

.dark .team-avatar {
    border-color: var(--color-primary-900);
}

.team-card:hover .team-avatar {
    border-color: var(--color-primary-500);
    transform: scale(1.05);
}

.team-name {
    font-family: var(--font-display);
    font-size: var(--text-h4);
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.team-role {
    font-size: var(--text-small);
    color: var(--color-primary-600);
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.team-bio {
    font-size: var(--text-small);
    color: var(--color-text-tertiary);
    line-height: var(--leading-relaxed);
}

.team-social {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.team-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-neutral-100);
    border-radius: var(--radius-full);
    color: var(--color-neutral-500);
    transition: all var(--transition-normal);
}

.dark .team-social a {
    background: var(--color-neutral-800);
}

.team-social a:hover {
    background: var(--color-primary-600);
    color: white;
    transform: translateY(-2px);
}

/* ==========================================================================
   TESTIMONIAL CARDS
   ========================================================================== */

.testimonial-card {
    background: var(--color-surface-elevated);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    box-shadow: var(--shadow-lg);
}

.testimonial-quote {
    position: relative;
    font-size: var(--text-body-lg);
    font-style: italic;
    color: var(--color-text-primary);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
    padding-left: var(--space-8);
}

.testimonial-quote::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-family: var(--font-display);
    font-size: 4rem;
    font-style: normal;
    color: var(--color-primary-200);
    line-height: 1;
}

.dark .testimonial-quote::before {
    color: var(--color-primary-800);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.testimonial-avatar {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--color-primary-100);
}

.dark .testimonial-avatar {
    border-color: var(--color-primary-900);
}

.testimonial-name {
    font-family: var(--font-display);
    font-weight: 700;
    color: var(--color-text-primary);
}

.testimonial-role {
    font-size: var(--text-small);
    color: var(--color-text-tertiary);
}

/* ==========================================================================
   BADGES
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
    border-radius: var(--radius-full);
}

.badge-urgent {
    background: linear-gradient(135deg, var(--color-accent-500) 0%, var(--color-accent-600) 100%);
    color: white;
}

.badge-featured {
    background: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-primary-600) 100%);
    color: white;
}

.badge-success {
    background: linear-gradient(135deg, var(--color-secondary-500) 0%, var(--color-secondary-600) 100%);
    color: white;
}

.badge-new {
    background: linear-gradient(135deg, var(--color-warning-500) 0%, var(--color-warning-600) 100%);
    color: white;
}

.badge-outline {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
}

/* ==========================================================================
   DONATION AMOUNT BUTTONS
   ========================================================================== */

.amount-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.amount-btn {
    padding: var(--space-4);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: var(--color-surface-elevated);
    font-family: var(--font-display);
    font-size: var(--text-h4);
    font-weight: 700;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.amount-btn:hover {
    border-color: var(--color-primary-400);
    background: var(--color-primary-50);
}

.dark .amount-btn:hover {
    background: var(--color-primary-900);
}

.amount-btn.active {
    border-color: var(--color-primary-600);
    background: var(--color-primary-600);
    color: white;
}

.amount-btn.custom {
    font-size: var(--text-small);
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

/* ==========================================================================
   EVENT CARDS
   ========================================================================== */

.event-card {
    display: flex;
    gap: var(--space-6);
    background: var(--color-surface-elevated);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

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

.event-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 80px;
    padding: var(--space-4);
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-700) 100%);
    border-radius: var(--radius-xl);
    color: white;
    text-align: center;
}

.event-date-day {
    font-family: var(--font-display);
    font-size: var(--text-display);
    font-weight: 800;
    line-height: 1;
}

.event-date-month {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: var(--tracking-wide);
}

.event-content {
    flex: 1;
}

.event-title {
    font-family: var(--font-display);
    font-size: var(--text-h4);
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.event-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    font-size: var(--text-small);
    color: var(--color-text-tertiary);
}

.event-meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

/* ==========================================================================
   NEWSLETTER SECTION
   ========================================================================== */

.newsletter-box {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-secondary-600) 100%);
    border-radius: var(--radius-3xl);
    padding: var(--space-12) var(--space-8);
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.newsletter-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.newsletter-box::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.newsletter-form {
    display: flex;
    gap: var(--space-3);
    max-width: 500px;
    margin: var(--space-8) auto 0;
    position: relative;
    z-index: 2;
}

.newsletter-input {
    flex: 1;
    padding: var(--space-4) var(--space-6);
    border: none;
    border-radius: var(--radius-full);
    font-size: var(--text-body);
    background: white;
    color: var(--color-text-primary);
}

.newsletter-input::placeholder {
    color: var(--color-text-tertiary);
}

.newsletter-input:focus {
    outline: 2px solid var(--color-secondary-400);
    outline-offset: 2px;
}

/* ==========================================================================
   FORMS
   ========================================================================== */

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--text-small);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--space-4);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-xl);
    font-family: var(--font-sans);
    font-size: var(--text-body);
    color: var(--color-text-primary);
    background: var(--color-surface-elevated);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

.dark .form-input:focus,
.dark .form-textarea:focus,
.dark .form-select:focus {
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
    background: var(--color-neutral-900);
    color: var(--color-neutral-300);
}

.dark .footer {
    background: #050508;
}

.footer-link {
    color: var(--color-neutral-400);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: white;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--color-neutral-800);
    border-radius: var(--radius-full);
    color: var(--color-neutral-400);
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--color-primary-600);
    color: white;
    transform: translateY(-3px);
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.container-sm {
    max-width: 768px;
}

.container-lg {
    max-width: 1536px;
}

.section-padding {
    padding-top: var(--space-24);
    padding-bottom: var(--space-24);
}

@media (max-width: 768px) {
    .section-padding {
        padding-top: var(--space-16);
        padding-bottom: var(--space-16);
    }
}

/* Text Colors */
.text-primary { color: var(--color-primary-600); }
.text-secondary { color: var(--color-secondary-600); }
.text-accent { color: var(--color-accent-600); }
.text-muted { color: var(--color-text-muted); }

/* Background Colors */
.bg-surface { background-color: var(--color-surface); }
.bg-elevated { background-color: var(--color-surface-elevated); }

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--space-4) var(--space-6);
    background: var(--color-primary-600);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-xl);
    z-index: var(--z-tooltip);
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--space-4);
}

:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* ==========================================================================
   SELECTION & SCROLLBAR
   ========================================================================== */

::selection {
    background: rgba(37, 99, 235, 0.2);
    color: inherit;
}

.dark ::selection {
    background: rgba(59, 130, 246, 0.3);
}

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-neutral-100);
}

.dark ::-webkit-scrollbar-track {
    background: var(--color-neutral-900);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-500);
    border-radius: var(--radius-full);
    border: 2px solid var(--color-neutral-100);
}

.dark ::-webkit-scrollbar-thumb {
    background: var(--color-primary-600);
    border-color: var(--color-neutral-900);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-600);
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */

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

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale,
    .reveal-blur {
        opacity: 1;
        transform: none;
        filter: none;
    }
}

/* ==========================================================================
   PERFORMANCE
   ========================================================================== */

section {
    content-visibility: auto;
    contain-intrinsic-size: 0 500px;
}

.animate-float,
.animate-heartbeat,
.hover-lift,
.hover-scale {
    transform: translateZ(0);
    will-change: transform;
}

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

@media print {
    nav,
    footer,
    .no-print {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }

    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}