/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-card: #1a1a24;
    --bg-card-hover: #222230;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --text-muted: #6b6b7a;
    --accent-primary: #00d4ff;
    --accent-secondary: #7c3aed;
    --accent-gradient: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --border-color: #2a2a3a;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 16px 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--text-primary);
}

/* Buttons */
.btn-primary,
.btn-secondary,
.btn-outline {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

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

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

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
}

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

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

.btn-donate {
    background: linear-gradient(135deg, #7c3aed 0%, #00d4ff 100%);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-donate:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(124, 58, 237, 0.4);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

/* Galaxy Background Animations */
.galaxy-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.stars-layer {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.8), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(1px 1px at 50% 50%, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(1px 1px at 80% 10%, rgba(255, 255, 255, 0.5), transparent),
        radial-gradient(2px 2px at 90% 40%, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(1px 1px at 33% 60%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(1px 1px at 55% 25%, rgba(255, 255, 255, 0.4), transparent),
        radial-gradient(1px 1px at 15% 80%, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 75% 20%, rgba(124, 58, 237, 0.3), transparent),
        radial-gradient(1px 1px at 40% 90%, rgba(255, 255, 255, 0.3), transparent);
    background-size: 200% 200%;
    background-position: 0% 0%;
    opacity: 0.4;
}

.stars-1 {
    animation: stars-drift 25s linear infinite;
}

.stars-2 {
    animation: stars-drift 35s linear infinite reverse;
    opacity: 0.3;
}

.stars-3 {
    animation: stars-drift 45s linear infinite;
    opacity: 0.2;
    background-size: 300% 300%;
}

@keyframes stars-drift {
    0% { background-position: 0% 0%; }
    100% { background-position: 100% 100%; }
}

/* Floating Planets */
.floating-planets {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.planet {
    position: absolute;
    border-radius: 50%;
    filter: blur(1px);
    opacity: 0.3;
}

.planet-1 {
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
    top: 10%;
    left: 10%;
    animation: float-planet 20s ease-in-out infinite;
}

.planet-2 {
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.2) 0%, transparent 70%);
    top: 60%;
    right: 15%;
    animation: float-planet 25s ease-in-out infinite reverse;
}

.planet-3 {
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
    bottom: 20%;
    left: 20%;
    animation: float-planet 30s ease-in-out infinite;
}

.planet-4 {
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
    top: 30%;
    right: 30%;
    animation: float-planet 22s ease-in-out infinite reverse;
}

@keyframes float-planet {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.1); }
    50% { transform: translate(-20px, 20px) scale(0.9); }
    75% { transform: translate(20px, 30px) scale(1.05); }
}

/* Galaxy Glow Effect */
.galaxy-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse-glow 8s ease-in-out infinite;
    filter: blur(60px);
}

@keyframes pulse-glow {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
    50% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.5; }
}

/* Particles Background for Features */
.particles-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    opacity: 0.4;
    animation: particle-float 15s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 18s;
}

.particle:nth-child(2) {
    top: 50%;
    right: 15%;
    animation-delay: 3s;
    animation-duration: 20s;
}

.particle:nth-child(3) {
    bottom: 30%;
    left: 30%;
    animation-delay: 6s;
    animation-duration: 22s;
}

.particle:nth-child(4) {
    top: 70%;
    right: 25%;
    animation-delay: 9s;
    animation-duration: 16s;
}

.particle:nth-child(5) {
    top: 40%;
    left: 50%;
    animation-delay: 12s;
    animation-duration: 19s;
}

@keyframes particle-float {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.4; }
    25% { transform: translate(40px, -40px) scale(1.2); opacity: 0.6; }
    50% { transform: translate(-30px, 30px) scale(0.8); opacity: 0.3; }
    75% { transform: translate(30px, 40px) scale(1.1); opacity: 0.5; }
}

/* Orbiting Elements for Donation Section */
.orbiting-elements {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
}

.orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    border: 1px solid rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
}

.orbit-1 {
    width: 400px;
    height: 400px;
    animation: orbit-rotate 30s linear infinite;
}

.orbit-2 {
    width: 600px;
    height: 600px;
    animation: orbit-rotate 40s linear infinite reverse;
}

.orbit::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    transform: translateX(-50%);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.6);
}

.orbit-2::before {
    background: var(--accent-secondary);
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.6);
    animation: orbit-point 40s linear infinite reverse;
}

@keyframes orbit-rotate {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes orbit-point {
    0% { transform: translateX(-50%) rotate(0deg) translateX(300px) rotate(0deg); }
    100% { transform: translateX(-50%) rotate(360deg) translateX(300px) rotate(-360deg); }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid var(--accent-secondary);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 32px;
    letter-spacing: 1px;
}

.hero-title {
    font-size: clamp(48px, 8vw, 80px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 64px;
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
    margin-top: 64px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 64px;
}

.section-title {
    font-size: clamp(36px, 6vw, 48px);
    font-weight: 800;
    margin-bottom: 16px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Features Section */
.features {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.features .container {
    position: relative;
    z-index: 10;
}

.feature-grid {
    display: grid;
    gap: 80px;
}

.feature-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.feature-card.reverse {
    direction: rtl;
}

.feature-card.reverse > * {
    direction: ltr;
}

.feature-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--bg-card);
}

.feature-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

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

.feature-overlay {
    position: absolute;
    top: 20px;
    left: 20px;
}

.feature-tag {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(0, 212, 255, 0.2);
    border: 1px solid var(--accent-primary);
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
}

.feature-content {
    padding: 24px 0;
}

.feature-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.feature-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-secondary);
    font-size: 15px;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

/* About Section */
.about {
    background: var(--bg-primary);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-text {
    text-align: center;
}

.about-description {
    font-size: 24px;
    color: var(--text-secondary);
    margin-bottom: 64px;
    font-style: italic;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.benefit {
    background: var(--bg-card);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    text-align: left;
}

.benefit {
    animation: benefit-glow 8s ease-in-out infinite;
}

.benefit:nth-child(1) { animation-delay: 0s; }
.benefit:nth-child(2) { animation-delay: 1s; }
.benefit:nth-child(3) { animation-delay: 2s; }
.benefit:nth-child(4) { animation-delay: 3s; }
.benefit:nth-child(5) { animation-delay: 4s; }
.benefit:nth-child(6) { animation-delay: 5s; }

.benefit:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md), 0 0 20px rgba(0, 212, 255, 0.2);
    animation-play-state: paused;
}

@keyframes benefit-glow {
    0%, 100% { box-shadow: 0 0 0 rgba(0, 212, 255, 0); }
    50% { box-shadow: 0 0 15px rgba(0, 212, 255, 0.1); }
}

.benefit-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.benefit-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.benefit-text {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 15px;
}

/* Community Section */
.community {
    background: var(--bg-secondary);
}

.community-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.community-description {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 48px;
    line-height: 1.7;
}

.community-features {
    display: grid;
    gap: 32px;
    text-align: left;
}

.community-feature {
    display: flex;
    gap: 24px;
    background: var(--bg-card);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.community-feature:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    transform: translateX(8px);
}

.community-icon {
    font-size: 40px;
    flex-shrink: 0;
}

.community-feature-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.community-feature-text {
    color: var(--text-secondary);
    line-height: 1.6;
}

.link {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
}

.link:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact {
    background: var(--bg-primary);
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-form {
    margin-bottom: 48px;
}

.form-group {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.form-group input {
    flex: 1;
    min-width: 250px;
    padding: 14px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-note {
    font-size: 14px;
    color: var(--text-muted);
}

.contact-info {
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.contact-email {
    font-size: 18px;
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 600;
}

.contact-email:hover {
    text-decoration: underline;
}

/* Donation Section */
.donate {
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.donate-content {
    position: relative;
    z-index: 10;
}

.donate-header {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 64px;
}

.donate-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-top: 16px;
}

.donation-tiers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-bottom: 64px;
}

.tier-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 32px 24px;
    text-align: center;
    transition: all 0.3s;
    position: relative;
    animation: tier-pulse 5s ease-in-out infinite;
}

.tier-card:nth-child(1) { animation-delay: 0s; }
.tier-card:nth-child(2) { animation-delay: 1.25s; }
.tier-card:nth-child(3) { animation-delay: 2.5s; }
.tier-card:nth-child(4) { animation-delay: 3.75s; }

.tier-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 212, 255, 0.3);
    animation-play-state: paused;
}

@keyframes tier-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.01); }
}

.tier-card.featured {
    border-color: var(--accent-primary);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    transform: scale(1.05);
    animation: tier-pulse-featured 4s ease-in-out infinite;
}

@keyframes tier-pulse-featured {
    0%, 100% { transform: scale(1.05); box-shadow: 0 0 20px rgba(0, 212, 255, 0.2); }
    50% { transform: scale(1.06); box-shadow: 0 0 30px rgba(0, 212, 255, 0.3); }
}

.tier-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(124, 58, 237, 0.2);
    border: 1px solid var(--accent-secondary);
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.tier-badge.popular {
    background: var(--accent-gradient);
    color: var(--text-primary);
    border: none;
}

.tier-amount {
    font-size: 48px;
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
}

.tier-benefits {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
    min-height: 200px;
}

.tier-benefits li {
    padding: 10px 0;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.tier-benefits li::before {
    content: "";
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 12px;
    background: var(--accent-gradient);
    border-radius: 50%;
    vertical-align: middle;
    position: relative;
}

.tier-benefits li::after {
    content: "✓";
    position: absolute;
    left: 3px;
    top: -2px;
    color: var(--bg-primary);
    font-size: 10px;
    font-weight: 700;
}

.tier-button {
    width: 100%;
    padding: 14px 24px;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-primary);
    border-radius: 8px;
    color: var(--accent-primary);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.tier-button:hover {
    background: var(--accent-gradient);
    color: var(--text-primary);
    border-color: transparent;
    transform: translateY(-2px);
}

.tier-button.featured-btn {
    background: var(--accent-gradient);
    color: var(--text-primary);
    border: none;
}

.tier-button.featured-btn:hover {
    box-shadow: var(--shadow-glow);
}

.custom-donation {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 48px;
    margin-bottom: 64px;
    text-align: center;
}

.custom-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.custom-description {
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-size: 16px;
}

.donation-form {
    max-width: 500px;
    margin: 0 auto;
}

.donation-input-group {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.currency {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
}

.donation-input-group input {
    flex: 1;
    padding: 14px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
    transition: all 0.3s;
}

.donation-input-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.donation-input-group input::placeholder {
    color: var(--text-muted);
}

.donation-note {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 8px;
}

.donation-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
}

.info-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.info-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.info-card > p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 15px;
}

.info-card ul {
    list-style: none;
    text-align: left;
}

.info-card ul li {
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
}

.info-card ul li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: 700;
}

.payment-methods {
    text-align: center;
    padding-top: 48px;
    border-top: 1px solid var(--border-color);
}

.payment-note {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 15px;
}

.payment-logos {
    display: flex;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.payment-logo {
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
}

.crypto-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.crypto-icon {
    font-size: 18px;
    animation: coin-spin 3s linear infinite;
}

/* Crypto Donation Section */
.crypto-donation {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 48px;
    margin-bottom: 64px;
    text-align: center;
}

.crypto-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.crypto-description {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 16px;
    line-height: 1.7;
}

.crypto-coins {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
    margin-bottom: 48px;
}

.crypto-coin {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: all 0.3s;
}

.crypto-coin:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.coin-container {
    width: 120px;
    height: 120px;
    position: relative;
    perspective: 1000px;
}

.spinning-coin {
    width: 100%;
    height: 100%;
    object-fit: contain;
    animation: coin-spin-3d 4s linear infinite;
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3));
    transition: filter 0.3s;
}

.crypto-coin:hover .spinning-coin {
    animation-duration: 2s;
    filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.5));
}

@keyframes coin-spin-3d {
    0% {
        transform: rotateY(0deg);
    }
    100% {
        transform: rotateY(360deg);
    }
}

@keyframes coin-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.coin-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.crypto-donate-btn {
    padding: 10px 20px;
    background: var(--bg-primary);
    border: 2px solid var(--accent-primary);
    border-radius: 8px;
    color: var(--accent-primary);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
}

.crypto-donate-btn:hover {
    background: var(--accent-gradient);
    color: var(--text-primary);
    border-color: transparent;
    transform: translateY(-2px);
}

.crypto-custom {
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.crypto-custom-text {
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-size: 16px;
}

.crypto-donation-form {
    max-width: 600px;
    margin: 0 auto;
}

.crypto-input-group {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.crypto-input-group select {
    flex: 0 0 180px;
    padding: 14px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.crypto-input-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.crypto-input-group input {
    flex: 1;
    min-width: 150px;
    padding: 14px 20px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.crypto-input-group input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.crypto-input-group input::placeholder {
    color: var(--text-muted);
}

/* Crypto Donation Modal (Email/Amount Collection) */
/* Notification Modal */
.notification-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.notification-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

.notification-container {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 212, 255, 0.2);
    animation: slideUp 0.3s ease;
    text-align: center;
}

.notification-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    background: var(--accent-gradient);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
}

.notification-icon.success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow: 0 0 30px rgba(16, 185, 129, 0.4);
}

.notification-icon.error {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    box-shadow: 0 0 30px rgba(239, 68, 68, 0.4);
}

.notification-icon.warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 0 30px rgba(245, 158, 11, 0.4);
}

.notification-icon.info {
    background: var(--accent-gradient);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.4);
}

.notification-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.notification-message {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 32px;
}

.notification-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.notification-actions .btn-primary {
    min-width: 120px;
}

/* Email Input Modal */
.email-input-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.email-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

.email-modal-container {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 212, 255, 0.2);
    animation: slideUp 0.3s ease;
}

.email-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    border-bottom: 1px solid var(--border-color);
}

.email-modal-header h3 {
    font-size: 24px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.email-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 32px;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: all 0.3s;
    line-height: 1;
    padding: 0;
}

.email-modal-close:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    transform: rotate(90deg);
}

.email-modal-body {
    padding: 32px;
}

.donation-info-preview {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
    text-align: center;
}

.donation-amount-preview {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.donation-amount-preview strong {
    font-size: 28px;
    color: var(--accent-primary);
    font-weight: 700;
}

.donation-tier-preview {
    font-size: 16px;
    color: var(--text-secondary);
}

.donation-tier-preview strong {
    color: var(--text-primary);
    text-transform: capitalize;
}

.email-modal-description {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    font-size: 15px;
}

.email-input-form {
    margin-top: 24px;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

.crypto-donation-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.crypto-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
}

.crypto-modal-container {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.crypto-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.crypto-modal-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.crypto-modal-close-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 32px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s;
    line-height: 1;
}

.crypto-modal-close-btn:hover {
    color: var(--text-primary);
}

.crypto-modal-body {
    padding: 24px;
}

.crypto-selected-info {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: 12px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.crypto-selected-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-primary);
    border: 2px solid var(--accent-primary);
}

.crypto-selected-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

.crypto-selected-details h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 4px 0;
}

.crypto-selected-details p {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
    font-weight: 500;
}

.crypto-donation-form-modal {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group-modal {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group-modal label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.form-group-modal input {
    padding: 14px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s;
}

.form-group-modal input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group-modal input::placeholder {
    color: var(--text-muted);
}

.amount-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.currency-symbol {
    position: absolute;
    left: 16px;
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 600;
    z-index: 1;
}

.amount-input-wrapper input {
    padding-left: 36px;
    width: 100%;
}

.form-help-text {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

.crypto-amount-preview {
    padding: 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: 8px;
    text-align: center;
}

.preview-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 0 0 8px 0;
}

.preview-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-primary);
    margin: 0 0 8px 0;
}

.preview-note {
    font-size: 11px;
    color: var(--text-muted);
    margin: 0;
}

.crypto-benefits-preview {
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.crypto-benefits-preview h5 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 12px 0;
}

.crypto-benefits-preview ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.crypto-benefits-preview li {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    padding-left: 0;
}

.modal-form-actions {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.btn-secondary-modal {
    flex: 1;
    padding: 14px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-secondary-modal:hover {
    background: var(--bg-primary);
    border-color: var(--accent-primary);
}

.btn-primary-modal {
    flex: 2;
    padding: 14px 24px;
    background: var(--accent-gradient);
    border: none;
    border-radius: 8px;
    color: var(--bg-primary);
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-primary-modal:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.3);
}

.btn-primary-modal:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-loader {
    display: inline-block;
}

/* Crypto Payment Modal (Address Display) */
.crypto-payment-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    padding: 20px;
}

.crypto-modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.crypto-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
}

.crypto-modal-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.crypto-modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 32px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s;
}

.crypto-modal-close:hover {
    color: var(--text-primary);
}

.crypto-modal-body {
    padding: 24px;
}

.crypto-payment-info {
    margin-bottom: 20px;
}

.crypto-amount-info {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.crypto-amount-info strong {
    color: var(--accent-primary);
    font-size: 20px;
}

.crypto-warning {
    background: rgba(255, 193, 7, 0.1);
    border-left: 3px solid #ffc107;
    padding: 12px;
    border-radius: 4px;
    color: #856404;
    font-size: 14px;
    margin-bottom: 20px;
}

.crypto-address-container {
    display: flex;
    gap: 8px;
    margin: 16px 0;
}

.crypto-address {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: monospace;
    font-size: 14px;
    word-break: break-all;
}

.crypto-copy-btn {
    padding: 12px 20px;
    background: var(--accent-primary);
    border: none;
    border-radius: 8px;
    color: var(--bg-primary);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    white-space: nowrap;
}

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

.crypto-note {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 16px 0;
    line-height: 1.6;
}

.crypto-qr-code {
    margin: 24px 0;
    text-align: center;
    padding: 24px;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.qr-label {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 14px;
    font-weight: 600;
}

.qr-image {
    width: 200px;
    height: 200px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    background: white;
    padding: 10px;
}

.crypto-instructions {
    margin-top: 24px;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.crypto-instructions h4 {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 16px;
}

.crypto-instructions ol {
    margin: 12px 0;
    padding-left: 20px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.crypto-instructions li {
    margin-bottom: 8px;
}

.crypto-instructions li strong {
    color: var(--accent-primary);
}

/* Responsive Crypto Section */
@media (max-width: 768px) {
    .crypto-donation {
        padding: 32px 24px;
    }

    .crypto-coins {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
        gap: 24px;
    }

    .coin-container {
        width: 100px;
        height: 100px;
    }

    .crypto-input-group {
        flex-direction: column;
        align-items: stretch;
    }

    .crypto-input-group select,
    .crypto-input-group input {
        width: 100%;
        flex: 1;
    }

    .crypto-address-container {
        flex-direction: column;
    }

    .crypto-copy-btn {
        width: 100%;
    }
}

/* Responsive Donation Section */
@media (max-width: 768px) {
    .donation-tiers {
        grid-template-columns: 1fr;
    }

    .tier-card.featured {
        transform: scale(1);
    }

    .custom-donation {
        padding: 32px 24px;
    }

    .donation-input-group {
        flex-direction: column;
        align-items: stretch;
    }

    .donation-input-group input {
        width: 100%;
    }

    .donation-info {
        grid-template-columns: 1fr;
    }

    .payment-logos {
        flex-direction: column;
        align-items: center;
    }
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 48px 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 32px;
}

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

.footer-tagline {
    color: var(--text-secondary);
    margin-top: 8px;
    font-size: 14px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 32px;
}

.footer-column h4 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: var(--accent-primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 14px;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-launch {
    color: var(--accent-primary);
    font-weight: 600;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-toggle:focus {
    outline: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .logo-img {
        height: 32px;
    }

    .logo-text {
        font-size: 18px;
        letter-spacing: 1px;
    }

    .nav {
        padding: 12px 0;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 32px 32px;
        gap: 24px;
        transition: right 0.3s ease;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.5);
        z-index: 1000;
        overflow-y: auto;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        width: 100%;
        padding: 12px 0;
        border-bottom: 1px solid var(--border-color);
        font-size: 16px;
    }

    .nav-links a.btn-secondary,
    .nav-links a.btn-donate {
        width: 100%;
        text-align: center;
        padding: 12px 24px;
        margin-top: 16px;
    }

    .hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: clamp(36px, 10vw, 56px);
        margin-bottom: 20px;
    }

    .hero-subtitle {
        font-size: 16px;
        margin-bottom: 32px;
        padding: 0 16px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 0 16px;
    }

    .hero-cta .btn-primary,
    .hero-cta .btn-outline {
        width: 100%;
        text-align: center;
        padding: 14px 24px;
        font-size: 16px;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
        padding: 0 16px;
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-label {
        font-size: 12px;
    }

    section {
        padding: 60px 0;
    }

    .section-title {
        font-size: clamp(32px, 8vw, 48px);
        margin-bottom: 24px;
    }

    .section-subtitle {
        font-size: 16px;
        margin-bottom: 40px;
    }

    .feature-card,
    .feature-card.reverse {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 32px 20px;
    }

    .feature-image {
        width: 100%;
        max-width: 100%;
        height: auto;
        border-radius: 12px;
    }

    .feature-content h3 {
        font-size: 24px;
    }

    .feature-content p {
        font-size: 15px;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .benefit-card {
        padding: 24px 20px;
    }

    .community-feature {
        flex-direction: column;
        gap: 24px;
        padding: 32px 20px;
    }

    .community-icon {
        width: 60px;
        height: 60px;
        font-size: 28px;
    }

    .form-group {
        flex-direction: column;
        gap: 16px;
    }

    .form-group input {
        width: 100%;
        min-width: 100%;
        padding: 14px 20px;
        font-size: 16px;
    }

    .btn-primary,
    .btn-secondary,
    .btn-outline {
        width: 100%;
        padding: 14px 24px;
        font-size: 16px;
        min-height: 48px; /* Touch-friendly */
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }

    /* Modal improvements for mobile */
    .crypto-donation-modal,
    .crypto-payment-modal {
        padding: 20px;
    }

    .crypto-modal-content {
        width: 95%;
        max-width: 95%;
        max-height: 90vh;
        overflow-y: auto;
        padding: 24px 20px;
    }

    .crypto-modal-header h3 {
        font-size: 20px;
    }

    .crypto-modal-body {
        padding: 20px 0;
    }

    .crypto-input-group {
        flex-direction: column;
    }

    .crypto-input-group input,
    .crypto-input-group select {
        width: 100%;
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .crypto-address-container {
        flex-direction: column;
        gap: 12px;
    }

    .crypto-address {
        font-size: 12px;
        padding: 12px;
        word-break: break-all;
    }

    .crypto-copy-btn {
        width: 100%;
        padding: 12px;
    }

    .qr-image {
        max-width: 200px;
        width: 100%;
    }

    /* Donation section mobile */
    .donation {
        padding: 60px 0;
    }

    .donation-header {
        padding: 0 16px;
    }

    .donation-tiers {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 0 16px;
    }

    .tier-card {
        padding: 32px 24px;
    }

    .tier-card.featured {
        transform: scale(1);
        border-width: 2px;
    }

    .custom-donation {
        padding: 32px 20px;
        margin: 32px 16px 0;
    }

    .donation-input-group {
        flex-direction: column;
        gap: 12px;
    }

    .donation-input-group input {
        width: 100%;
        font-size: 16px; /* Prevents zoom on iOS */
    }

    .crypto-coins {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
        padding: 0 16px;
    }

    .coin-container {
        width: 90px;
        height: 90px;
    }

    .coin-name {
        font-size: 12px;
        margin-top: 8px;
    }

    /* About section mobile */
    .about-content {
        padding: 0 16px;
    }

    .about-content p {
        font-size: 15px;
        line-height: 1.7;
    }

    /* Galaxy animations - reduce on mobile for performance */
    .planet {
        opacity: 0.2;
    }

    .galaxy-glow {
        width: 400px;
        height: 400px;
    }

    .orbit-1 {
        width: 300px;
        height: 300px;
    }

    .orbit-2 {
        width: 450px;
        height: 450px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .logo-text {
        font-size: 16px;
    }

    .hero {
        padding: 100px 0 50px;
    }

    .hero-title {
        font-size: clamp(28px, 12vw, 42px);
    }

    .hero-subtitle {
        font-size: 14px;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stat-number {
        font-size: 32px;
    }

    section {
        padding: 50px 0;
    }

    .section-title {
        font-size: clamp(28px, 10vw, 36px);
    }

    .feature-card,
    .feature-card.reverse {
        padding: 24px 16px;
    }

    .feature-content h3 {
        font-size: 20px;
    }

    .benefit-card {
        padding: 20px 16px;
    }

    .tier-card {
        padding: 24px 20px;
    }

    .tier-amount {
        font-size: 36px;
    }

    .crypto-coins {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .coin-container {
        width: 100px;
        height: 100px;
    }

    .nav-links {
        width: 100%;
        right: -100%;
    }

    .crypto-modal-content {
        width: 100%;
        max-width: 100%;
        margin: 0;
        border-radius: 0;
        max-height: 100vh;
    }

    .crypto-donation-modal,
    .crypto-payment-modal {
        padding: 0;
    }
}

/* Touch-friendly improvements */
@media (hover: none) and (pointer: coarse) {
    .btn-primary,
    .btn-secondary,
    .btn-outline,
    .tier-button,
    .crypto-donate-btn {
        min-height: 48px;
        padding: 14px 24px;
    }

    .nav-links a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

/* Landscape mobile optimization */
@media (max-width: 768px) and (orientation: landscape) {
    .hero {
        padding: 80px 0 40px;
    }

    .hero-title {
        font-size: clamp(32px, 8vw, 48px);
    }

    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }
}