:root {
    --primary-color: #FF6B9D;
    --secondary-color: #4ECDC4;
    --text-primary: #2D3748;
    --text-secondary: #718096;
    --radius-md: 12px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Noto Sans SC', sans-serif;
    background: linear-gradient(160deg, #fff5f7 0%, #e8fffe 100%);
    color: var(--text-primary);
    min-height: 100vh;
}

.invite-page {
    max-width: 420px;
    margin: 0 auto;
    padding: 32px 20px 48px;
}

.invite-header {
    text-align: center;
    margin-bottom: 28px;
}

.invite-logo {
    font-size: 48px;
    display: block;
    margin-bottom: 8px;
}

.invite-header h1 {
    margin: 0 0 10px;
    font-size: 26px;
}

.invite-lead {
    margin: 0;
    font-size: 15px;
    line-height: 1.55;
    color: var(--text-secondary);
}

.invite-qr-card {
    background: #fff;
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(255, 107, 157, 0.12);
    margin-bottom: 24px;
}

.invite-qr-card h2 {
    margin: 0 0 16px;
    font-size: 17px;
    font-weight: 600;
}

.invite-qr-img {
    width: 200px;
    height: 200px;
    object-fit: contain;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}

.invite-qr-hint {
    margin: 14px 0 0;
    font-size: 13px;
    color: var(--text-secondary);
}

.invite-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.btn-primary,
.btn-secondary {
    display: block;
    text-align: center;
    text-decoration: none;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 600;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: #fff;
}

.btn-secondary {
    background: #fff;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

.btn-text {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    padding: 8px;
}

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

.invite-features {
    margin: 0;
    padding: 0 0 0 20px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.invite-foot {
    margin-top: 28px;
    font-size: 11px;
    line-height: 1.5;
    color: #a0aec0;
}

.invite-foot code {
    font-size: 10px;
    word-break: break-all;
}