/* Crypto AirDrop Manager - Dark Theme */
:root {
    --cad-primary: #3b82f6;
    --cad-primary-dark: #1d4ed8;
    --cad-success: #10b981;
    --cad-success-dark: #059669;
    --cad-danger: #ef4444;
    --cad-danger-dark: #dc2626;
    --cad-warning: #f59e0b;
    --cad-warning-dark: #d97706;
    --cad-info: #06b6d4;
    --cad-info-dark: #0891b2;
    
    /* Dark theme colors */
    --cad-bg-primary: #0f172a;
    --cad-bg-secondary: #1e293b;
    --cad-bg-tertiary: #334155;
    --cad-bg-card: #1e293b;
    --cad-bg-input: #334155;
    
    --cad-text-primary: #f1f5f9;
    --cad-text-secondary: #cbd5e1;
    --cad-text-muted: #94a3b8;
    --cad-text-white: #ffffff;
    
    --cad-border-primary: #475569;
    --cad-border-secondary: #64748b;
    --cad-border-focus: #3b82f6;
    
    --cad-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.5);
    --cad-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.6), 0 2px 4px -2px rgb(0 0 0 / 0.6);
    --cad-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.7), 0 4px 6px -4px rgb(0 0 0 / 0.7);
    --cad-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.8), 0 8px 10px -6px rgb(0 0 0 / 0.8);
    
    --cad-border-radius: 8px;
    --cad-border-radius-lg: 12px;
    --cad-border-radius-xl: 16px;
}

/* Base Styles */
.cad-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    background: var(--cad-bg-primary);
    color: var(--cad-text-primary);
    min-height: 100vh;
}

/* Airdrops Grid - Dark Theme */
.cad-airdrops-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 24px;
    margin: 30px 0;
}

.cad-airdrop-card {
    background: var(--cad-bg-card);
    border-radius: var(--cad-border-radius-lg);
    overflow: hidden;
    box-shadow: var(--cad-shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--cad-border-primary);
    position: relative;
}

.cad-airdrop-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--cad-shadow-xl);
    border-color: var(--cad-primary);
}

.cad-card-header {
    padding: 20px;
    border-bottom: 1px solid var(--cad-border-primary);
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: linear-gradient(135deg, var(--cad-bg-secondary) 0%, var(--cad-bg-card) 100%);
}

.cad-logo {
    width: 60px;
    height: 60px;
    border-radius: var(--cad-border-radius);
    object-fit: cover;
    border: 2px solid var(--cad-border-primary);
    flex-shrink: 0;
    background: var(--cad-bg-input);
}

.cad-project-info {
    flex: 1;
    min-width: 0;
}

.cad-project-name {
    margin: 0 0 5px 0;
    font-size: 1.3em;
    font-weight: 700;
    color: var(--cad-text-primary);
    line-height: 1.2;
}

.cad-token-symbol {
    font-size: 0.9em;
    color: var(--cad-primary);
    font-weight: 600;
    background: rgba(59, 130, 246, 0.1);
    padding: 4px 12px;
    border-radius: 12px;
    display: inline-block;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.cad-featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(45deg, var(--cad-warning), var(--cad-warning-dark));
    color: var(--cad-text-white);
    font-size: 0.7em;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--cad-shadow);
    z-index: 2;
}

.cad-card-body {
    padding: 20px;
}

.cad-meta-info {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.cad-blockchain,
.cad-category,
.cad-difficulty {
    font-size: 0.75em;
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    border: 1px solid transparent;
}

.cad-blockchain {
    background: rgba(59, 130, 246, 0.2);
    color: var(--cad-primary);
    border-color: rgba(59, 130, 246, 0.4);
}

.cad-category {
    background: rgba(16, 185, 129, 0.2);
    color: var(--cad-success);
    border-color: rgba(16, 185, 129, 0.4);
}

.cad-difficulty-beginner {
    background: rgba(16, 185, 129, 0.2);
    color: var(--cad-success);
    border-color: rgba(16, 185, 129, 0.4);
}

.cad-difficulty-intermediate {
    background: rgba(245, 158, 11, 0.2);
    color: var(--cad-warning);
    border-color: rgba(245, 158, 11, 0.4);
}

.cad-difficulty-expert {
    background: rgba(239, 68, 68, 0.2);
    color: var(--cad-danger);
    border-color: rgba(239, 68, 68, 0.4);
}

.cad-reward {
    font-weight: 700;
    color: var(--cad-success);
    margin-bottom: 12px;
    font-size: 1.1em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.cad-reward::before {
    content: '💰';
    font-size: 1.2em;
}

.cad-trust-score {
    margin-top: 15px;
}

.cad-score-bar {
    height: 8px;
    background: var(--cad-bg-input);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 8px;
    position: relative;
}

.cad-score-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--cad-danger), var(--cad-warning), var(--cad-success));
    border-radius: 4px;
    transition: width 0.5s ease;
    position: relative;
}

.cad-score-fill::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: cadShine 2s infinite;
}

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

.cad-score-text {
    font-size: 0.85em;
    color: var(--cad-text-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cad-score-number {
    font-weight: 700;
    color: var(--cad-text-primary);
}

.cad-card-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--cad-border-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--cad-bg-secondary);
}

.cad-view-btn {
    background: linear-gradient(45deg, var(--cad-primary), var(--cad-primary-dark));
    color: var(--cad-text-white);
    padding: 12px 24px;
    border-radius: var(--cad-border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 0.9em;
    box-shadow: var(--cad-shadow);
}

.cad-view-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--cad-shadow-lg);
    color: var(--cad-text-white);
}

.cad-vote-stats {
    display: flex;
    gap: 15px;
    font-size: 0.85em;
}

.cad-legit-votes {
    color: var(--cad-success);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.cad-scam-votes {
    color: var(--cad-danger);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Submission Form - Dark Theme */
.cad-submission-form {
    max-width: 800px;
    margin: 0 auto;
    background: var(--cad-bg-card);
    border-radius: var(--cad-border-radius-lg);
    padding: 40px;
    box-shadow: var(--cad-shadow-xl);
    border: 1px solid var(--cad-border-primary);
}

.cad-submission-form h2 {
    color: var(--cad-text-primary);
    margin-bottom: 30px;
    text-align: center;
    font-size: 2em;
    font-weight: 700;
}

.cad-form-section {
    margin-bottom: 35px;
    padding-bottom: 30px;
    border-bottom: 2px solid var(--cad-border-primary);
}

.cad-form-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.cad-section-title {
    margin: 0 0 25px 0;
    font-size: 1.5em;
    color: var(--cad-text-primary);
    padding-bottom: 15px;
    border-bottom: 2px solid var(--cad-border-primary);
    font-weight: 700;
}

.cad-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.cad-form-fullwidth {
    grid-column: 1 / -1;
}

.cad-form-group {
    margin-bottom: 20px;
}

.cad-form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--cad-text-primary);
    font-size: 1.05em;
}

.cad-form-input,
.cad-form-textarea,
.cad-form-select,
.cad-form-datetime {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--cad-border-primary);
    border-radius: var(--cad-border-radius);
    background: var(--cad-bg-input);
    color: var(--cad-text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
    font-family: inherit;
    box-sizing: border-box;
}

.cad-form-input::placeholder,
.cad-form-textarea::placeholder {
    color: var(--cad-text-muted);
}

.cad-form-input:focus,
.cad-form-textarea:focus,
.cad-form-select:focus,
.cad-form-datetime:focus {
    outline: none;
    border-color: var(--cad-border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: var(--cad-bg-tertiary);
}

.cad-form-textarea {
    min-height: 120px;
    resize: vertical;
    line-height: 1.5;
}

/* DateTime Input Styling */
.cad-form-datetime {
    color-scheme: dark;
}

.cad-form-datetime::-webkit-calendar-picker-indicator {
    filter: invert(1);
    cursor: pointer;
}

.cad-image-upload {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.cad-image-preview {
    width: 120px;
    height: 120px;
    border: 2px dashed var(--cad-border-primary);
    border-radius: var(--cad-border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--cad-bg-input);
    flex-shrink: 0;
}

.cad-image-preview img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
}

.cad-upload-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--cad-bg-input);
    color: var(--cad-text-primary);
    padding: 12px 20px;
    border-radius: var(--cad-border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-weight: 600;
    border: 1px solid var(--cad-border-primary);
}

.cad-upload-btn:hover {
    background: var(--cad-bg-tertiary);
    transform: translateY(-1px);
    border-color: var(--cad-primary);
}

.cad-file-input {
    display: none;
}

.cad-image-name {
    font-size: 0.9em;
    color: var(--cad-text-muted);
    margin-top: 8px;
    padding: 8px 12px;
    background: var(--cad-bg-input);
    border-radius: var(--cad-border-radius);
    border: 1px solid var(--cad-border-primary);
}

.cad-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: linear-gradient(45deg, var(--cad-primary), var(--cad-primary-dark));
    color: var(--cad-text-white);
    padding: 18px 30px;
    border: none;
    border-radius: var(--cad-border-radius);
    font-weight: 700;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.3s ease;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.cad-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: left 0.5s;
}

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

.cad-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.5);
    background: linear-gradient(45deg, var(--cad-primary-dark), var(--cad-primary));
}

/* Stats Widget - Dark Theme */
.cad-stats-widget {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.cad-stat-item {
    background: var(--cad-bg-card);
    border: 1px solid var(--cad-border-primary);
    border-radius: var(--cad-border-radius-lg);
    padding: 25px;
    text-align: center;
    box-shadow: var(--cad-shadow);
    position: relative;
    overflow: hidden;
}

.cad-stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(45deg, var(--cad-primary), var(--cad-success));
}

.cad-stat-number {
    font-size: 2em;
    font-weight: 800;
    color: var(--cad-primary);
    margin-bottom: 8px;
    line-height: 1;
}

.cad-stat-label {
    font-size: 0.9em;
    color: var(--cad-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

/* Messages - Dark Theme */
.cad-message {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    padding: 16px 24px;
    border-radius: var(--cad-border-radius);
    color: var(--cad-text-white);
    font-weight: 600;
    box-shadow: var(--cad-shadow-xl);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    max-width: 400px;
    animation: cadSlideIn 0.3s ease;
}

.cad-message-success {
    background: linear-gradient(45deg, var(--cad-success), var(--cad-success-dark));
}

.cad-message-error {
    background: linear-gradient(45deg, var(--cad-danger), var(--cad-danger-dark));
}

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

/* Checkbox Styling */
.cad-checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.cad-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--cad-border-primary);
    border-radius: 4px;
    background: var(--cad-bg-input);
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.cad-checkbox:checked {
    background: var(--cad-primary);
    border-color: var(--cad-primary);
}

.cad-checkbox:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-weight: bold;
    font-size: 12px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .cad-airdrops-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .cad-container {
        padding: 0 15px;
    }
    
    .cad-form-row {
        grid-template-columns: 1fr;
    }
    
    .cad-submission-form {
        padding: 25px;
    }
    
    .cad-image-upload {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .cad-airdrop-card {
        margin-bottom: 20px;
    }
}

@media (max-width: 480px) {
    .cad-airdrops-grid {
        grid-template-columns: 1fr;
    }
    
    .cad-stats-widget {
        grid-template-columns: 1fr;
    }
    
    .cad-submission-form {
        padding: 20px;
    }
    
    .cad-card-header {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .cad-featured-badge {
        position: static;
        margin-top: 10px;
    }
}

/* Utility Classes */
.cad-text-center {
    text-align: center;
}

.cad-mt-20 {
    margin-top: 20px;
}

.cad-mb-20 {
    margin-bottom: 20px;
}

.cad-hidden {
    display: none !important;
}

/* Loading States */
.cad-loading {
    opacity: 0.7;
    pointer-events: none;
    position: relative;
}

.cad-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--cad-primary);
    border-radius: 50%;
    border-right-color: transparent;
    animation: cadSpin 1s linear infinite;
}

@keyframes cadSpin {
    to { transform: rotate(360deg); }
}