/* Claim New Page - Ultra Sleek Modern Design */

/* CSS Variables */
:root {
    --primary-bg: hsl(24 12% 8%);
    --secondary-bg: hsl(24 12% 12%);
    --card-bg: hsl(24 12% 10%);
    --accent-color: hsl(44 93% 47%);
    --accent-hover: hsl(44 93% 40%);
    --text-primary: #ffffff;
    --text-secondary: hsl(0 0% 70%);
    --text-muted: hsl(0 0% 50%);
    --border-color: hsl(0 0% 20%);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --border-radius: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

/* Main Container */
.main-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: rgba(18, 18, 18, 0.95);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-color), #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-left: 0.5rem;
    font-weight: 500;
}

.balance-display {
    text-align: right;
}

.balance-amount {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--accent-color);
    letter-spacing: -0.02em;
}

.balance-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Main Content */
.main-content {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 1.5rem;
    width: 100%;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 4rem;
}

.hero-title {
    font-size: clamp(2rem, 3vw, 3rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.highlight {
    background: linear-gradient(135deg, var(--accent-color), #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.6;
    font-weight: 400;
}

.underline {
    text-decoration: underline;
    color: var(--accent-color);
    font-weight: 600;
}

/* Giveaway Info Cards */
.giveaway-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.info-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-color), #ffd700);
    transform: scaleX(0);
    transition: var(--transition);
}

.info-card:hover {
    /* border-color: var(--accent-color); */
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.info-card:hover::before {
    transform: scaleX(1);
}

.info-icon {
    font-size: 2.5rem;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), #ffd700);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-text {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.info-text strong {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
}

.info-text span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Crypto Selection */
.crypto-selection {
    margin-bottom: 4rem;
}

.crypto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.crypto-card {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.crypto-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--crypto-color);
    transform: scaleX(0);
    transition: var(--transition);
}

.crypto-card:hover {
    /* border-color: var(--crypto-color); */
    transform: translateY(-6px);
    box-shadow: var(--shadow-2xl);
}

.crypto-card:hover::before {
    transform: scaleX(1);
}

.crypto-card.selected {
    border-color: var(--accent-color);
    background: linear-gradient(135deg, var(--accent-color)15, var(--card-bg));
    transform: translateY(-6px);
    box-shadow: 0 0 40px var(--accent-color)30;
}

.crypto-card.selected::before {
    background: var(--accent-color);
    transform: scaleX(1);
}

.crypto-icon {
    width: 36px;
    height: 36px;
    background: var(--crypto-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    transition: var(--transition);
    font-size: 1.25rem;
    font-weight: bold;
    color: white;
    box-shadow: var(--shadow-md);
    position: relative;
}

.crypto-card.selected .crypto-icon {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* Network icons for USDT variants */
.crypto-icon img[style*="position:absolute"] {
    border-radius: 50%;
    border: 2px solid var(--primary-bg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    z-index: 2;
}

.crypto-card:hover .crypto-icon img[style*="position:absolute"] {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.crypto-card.selected .crypto-icon img[style*="position:absolute"] {
    border-color: var(--accent-color);
    box-shadow: 0 0 8px var(--accent-color)50;
}

.crypto-info {
    margin-bottom: 0.75rem;
}

.crypto-name {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.crypto-type {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.crypto-checkmark {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 24px;
    height: 24px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-bg);
    opacity: 0;
    transform: scale(0);
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.crypto-card.selected .crypto-checkmark {
    opacity: 1;
    transform: scale(1);
}

/* Wallet Section */
.wallet-section {
    margin-bottom: 4rem;
}

.wallet-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 3rem;
    max-width: 700px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg);
}

.wallet-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.wallet-title-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.wallet-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0;
}

.selected-crypto-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.crypto-symbol {
    font-size: 1rem;
    font-weight: bold;
    color: var(--accent-color);
}

.crypto-name {
    color: var(--text-secondary);
    font-weight: 500;
}

.copy-btn {
    background: linear-gradient(135deg, var(--accent-color), #ffd700);
    color: var(--primary-bg);
    border: none;
    border-radius: var(--border-radius);
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

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

.wallet-address-container {
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    margin-bottom: 2rem;
    word-break: break-all;
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    position: relative;
}

.wallet-address {
    color: var(--text-primary);
}

.qr-container {
    text-align: center;
}

.qr-code {
    display: inline-block;
    background: white;
    padding: 1.5rem;
    border-radius: var(--border-radius-lg);
    margin-bottom: 1rem;
    box-shadow: var(--shadow-md);
}

.qr-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Transactions Section */
.transactions-section {
    margin-bottom: 4rem;
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--success-color);
    font-size: 0.875rem;
    font-weight: 600;
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background: var(--success-color);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.1); }
}

.transactions-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.transactions-table {
    width: 100%;
}

.table-header {
    background: var(--secondary-bg);
    display: grid;
    grid-template-columns: 2fr 2fr 1fr 1fr;
    gap: 1rem;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.table-body {
    max-height: 500px;
    overflow-y: auto;
}

.transaction-row {
    display: grid;
    grid-template-columns: 2fr 2fr 1fr 1fr;
    gap: 1rem;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
    animation: slideIn 0.4s ease-out;
}

.transaction-row:hover {
    background: var(--secondary-bg);
}

.transaction-row:last-child {
    border-bottom: none;
}

.transaction-address {
    font-family: 'Monaco', 'Menlo', monospace;
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
}

.transaction-amount {
    font-weight: 700;
    color: var(--accent-color);
    font-size: 0.875rem;
}

.transaction-status {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
}

.status-confirmed {
    color: var(--success-color);
}

.status-pending {
    color: var(--warning-color);
}

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

/* Airdrop Section */
.airdrop-section {
    margin-bottom: 4rem;
}

.airdrop-form-container {
    max-width: 600px;
    margin: 0 auto;
}

.airdrop-form {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    letter-spacing: 0.025em;
}

.input-container {
    position: relative;
}

.input-container input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    background: var(--secondary-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    outline: none;
}

.input-container input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-color)20;
}

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

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.amount-input-container {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.amount-input-container input {
    flex: 1;
    padding: 1rem;
    background: var(--secondary-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
    transition: var(--transition);
    outline: none;
}

.amount-input-container input:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px var(--accent-color)20;
}

.crypto-selector {
    background: var(--accent-color);
    color: var(--primary-bg);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    min-width: 80px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.reward-preview {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--secondary-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.reward-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.reward-amount {
    color: var(--success-color);
    font-size: 1rem;
    font-weight: 700;
}

.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-color), #ffd700);
    color: var(--primary-bg);
    border: none;
    border-radius: var(--border-radius-lg);
    padding: 1.25rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.submit-btn::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: var(--transition);
}

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

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

.submit-btn:active {
    transform: translateY(0);
}

.btn-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.refresh-section {
    text-align: center;
}

.refresh-btn {
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 1rem 2rem;
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.refresh-btn:hover {
    border-color: var(--accent-color);
    background: var(--accent-color)10;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.refresh-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.refresh-btn:hover .refresh-icon {
    transform: rotate(180deg);
}

/* Footer */
.footer {
    background: var(--secondary-bg);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0;
    margin-top: auto;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

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

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

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

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

.loading-spinner {
    text-align: center;
    color: var(--text-primary);
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top: 4px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.5rem;
}

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

/* Toast Notification */
.toast {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: var(--success-color);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    transform: translateX(400px);
    transition: var(--transition);
    z-index: 1001;
    backdrop-filter: blur(10px);
}

.toast.show {
    transform: translateX(0);
}

.toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .main-content {
        padding: 2.5rem 1.5rem;
    }
    
    .wallet-container {
        padding: 2.5rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .main-content {
        padding: 2rem 1rem;
    }
    
    .hero-section {
        margin-bottom: 3rem;
    }
    
    .giveaway-info {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .info-card {
        padding: 1.5rem;
        gap: 1rem;
    }
    
    .info-icon {
        width: 50px;
        height: 50px;
        font-size: 2rem;
    }
    
    .crypto-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
        gap: 0.75rem;
    }
    
    .crypto-card {
        padding: 0.75rem;
        min-height: 90px;
    }
    
    .crypto-icon {
        width: 32px;
        height: 32px;
        font-size: 1rem;
        margin-bottom: 0.5rem;
    }
    
    .crypto-name {
        font-size: 0.875rem;
    }
    
    .crypto-type {
        font-size: 0.625rem;
    }
    
    .crypto-checkmark {
        width: 20px;
        height: 20px;
        top: 0.5rem;
        right: 0.5rem;
    }
    
    .crypto-icon img[style*="position:absolute"] {
        width: 16px !important;
        height: 16px !important;
        right: -1px !important;
        bottom: -1px !important;
    }
    
    .wallet-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .wallet-title-section {
        align-items: center;
    }
    
    .selected-crypto-info {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }
    
    .wallet-container {
        padding: 2rem;
    }
    
    .table-header,
    .transaction-row {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        text-align: center;
    }
    
    .table-header {
        padding: 1rem;
    }
    
    .transaction-row {
        padding: 1rem;
    }
    
    .amount-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .amount-btn {
        padding: 1.5rem 1rem;
        min-height: 120px;
    }
    
    .amount-value {
        font-size: 1.25rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .toast {
        top: 1rem;
        right: 1rem;
        left: 1rem;
        transform: translateY(-100px);
    }
    
    .toast.show {
        transform: translateY(0);
    }
    
    .airdrop-form {
        padding: 2rem;
    }
    
    .amount-input-container {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .crypto-selector {
        width: 100%;
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: 1.5rem 1rem;
    }
    
    .hero-section {
        margin-bottom: 2rem;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .giveaway-info {
        margin-bottom: 2rem;
    }
    
    .info-card {
        padding: 1rem;
        flex-direction: column;
        text-align: center;
    }
    
    .info-icon {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .crypto-selection,
    .wallet-section,
    .transactions-section,
    .amount-section {
        margin-bottom: 2.5rem;
    }
    
    .crypto-card {
        padding: 0.75rem;
        min-height: 85px;
    }
    
    .crypto-icon {
        width: 28px;
        height: 28px;
        font-size: 0.875rem;
        margin-bottom: 0.5rem;
    }
    
    .crypto-name {
        font-size: 0.75rem;
        margin-bottom: 0.125rem;
    }
    
    .crypto-type {
        font-size: 0.625rem;
    }
    
    .crypto-checkmark {
        width: 18px;
        height: 18px;
        top: 0.5rem;
        right: 0.5rem;
    }
    
    .crypto-icon img[style*="position:absolute"] {
        width: 14px !important;
        height: 14px !important;
        right: -1px !important;
        bottom: -1px !important;
    }
    
    .wallet-container {
        padding: 1.5rem;
    }
    
    .airdrop-form {
        padding: 1.5rem;
    }
    
    .form-group {
        margin-bottom: 1.5rem;
    }
    
    .input-container input,
    .amount-input-container input {
        padding: 0.875rem;
        font-size: 0.875rem;
    }
    
    .crypto-selector {
        padding: 0.875rem 1rem;
        font-size: 0.75rem;
    }
    
    .submit-btn {
        padding: 1rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .refresh-btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.75rem;
    }
    
    .amount-grid {
        grid-template-columns: 1fr;
    }
    
    .amount-btn {
        padding: 1.25rem 1rem;
        min-height: 100px;
    }
    
    .amount-value {
        font-size: 1.125rem;
    }
    
    .amount-crypto,
    .amount-reward {
        font-size: 0.75rem;
    }
}

/* Smooth scrolling for mobile */
@media (max-width: 768px) {
    .main-content {
        scroll-padding-top: 100px;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --border-color: hsl(0 0% 40%);
        --text-secondary: hsl(0 0% 80%);
    }
}

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