/* ===== 懂AI会员系统样式 ===== */

/* ---------- 付费墙 ---------- */
.dongai-fade-mask {
    height: 80px;
    margin-top: -80px;
    background: linear-gradient(to bottom, rgba(255,255,255,0) 0%, rgba(255,255,255,1) 100%);
    position: relative;
    z-index: 1;
}

.dongai-paywall {
    margin: 0 0 32px;
    border: 2px solid #e0eaff;
    border-radius: 16px;
    overflow: hidden;
    background: linear-gradient(135deg, #f0f7ff 0%, #ffffff 100%);
}

.dongai-paywall-inner {
    padding: 36px 32px;
    text-align: center;
}

.dongai-paywall-icon { font-size: 40px; margin-bottom: 12px; }

.dongai-paywall-title {
    font-size: 22px;
    font-weight: 700;
    color: #1e3a5f;
    margin: 0 0 10px;
}

.dongai-paywall-desc {
    color: #555;
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
}

.dongai-paywall-plans {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.dongai-plan {
    background: #fff;
    border: 1.5px solid #d0e4ff;
    border-radius: 12px;
    padding: 14px 20px;
    min-width: 100px;
    position: relative;
    text-align: center;
}

.dongai-plan-hot {
    border-color: #2563EB;
    background: #f0f7ff;
}

.dongai-plan-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #2563EB;
    color: #fff;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 20px;
    white-space: nowrap;
}

.dongai-plan-name {
    display: block;
    font-size: 13px;
    color: #666;
    margin-bottom: 4px;
}

.dongai-plan-price {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: #2563EB;
}

.dongai-plan-price small {
    font-size: 13px;
    font-weight: 400;
    color: #888;
}

.dongai-paywall-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

/* ---------- 文章列表VIP角标 ---------- */
.dongai-vip-badge {
    display: inline-block;
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 4px;
    vertical-align: middle;
    margin-right: 4px;
    letter-spacing: 0.5px;
}

/* ---------- 通用按钮 ---------- */
.dongai-btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, #2563EB, #06B6D4);
    color: #fff !important;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none !important;
    transition: opacity 0.2s;
}
.dongai-btn-primary:hover { opacity: 0.85; }

.dongai-btn-secondary {
    display: inline-block;
    background: #f1f5f9;
    color: #2563EB !important;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 15px;
    text-decoration: none !important;
    border: 1.5px solid #d0e4ff;
    transition: background 0.2s;
}
.dongai-btn-secondary:hover { background: #e0eaff; }

.dongai-btn-sm {
    display: inline-block;
    background: #2563EB;
    color: #fff !important;
    padding: 7px 16px;
    border-radius: 6px;
    font-size: 14px;
    text-decoration: none !important;
    transition: opacity 0.2s;
}
.dongai-btn-sm:hover { opacity: 0.85; }

/* ---------- 订阅页面 ---------- */
.dongai-subscribe-wrap {
    max-width: 780px;
    margin: 0 auto;
    padding: 0 16px 60px;
}

.dongai-subscribe-already {
    text-align: center;
    padding: 60px 20px;
}
.dongai-subscribe-icon { font-size: 56px; margin-bottom: 16px; }
.dongai-subscribe-already h2 { font-size: 24px; margin-bottom: 10px; }

.dongai-subscribe-header {
    text-align: center;
    margin-bottom: 36px;
    padding-top: 20px;
}
.dongai-subscribe-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: #1e3a5f;
    margin-bottom: 8px;
}
.dongai-subscribe-header p { color: #666; font-size: 16px; }

/* 权益列表 */
.dongai-benefits {
    background: #f8faff;
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 36px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 600px) {
    .dongai-benefits { grid-template-columns: 1fr; }
}

.dongai-benefit-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.dongai-benefit-icon {
    font-size: 28px;
    flex-shrink: 0;
    line-height: 1;
}

.dongai-benefit-item strong {
    display: block;
    font-size: 15px;
    color: #1e3a5f;
    margin-bottom: 4px;
}

.dongai-benefit-item p {
    font-size: 13px;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* 定价卡片 */
.dongai-pricing {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
    justify-content: center;
    flex-wrap: wrap;
}

.dongai-pricing-card {
    flex: 1;
    min-width: 180px;
    max-width: 220px;
    border: 2px solid #e0eaff;
    border-radius: 16px;
    padding: 28px 20px;
    text-align: center;
    background: #fff;
    position: relative;
    transition: box-shadow 0.2s;
}

.dongai-pricing-card:hover {
    box-shadow: 0 4px 20px rgba(37,99,235,0.12);
}

.dongai-pricing-featured {
    border-color: #2563EB;
    background: linear-gradient(135deg, #f0f7ff, #fff);
    transform: scale(1.04);
    box-shadow: 0 4px 20px rgba(37,99,235,0.15);
}

.dongai-pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: #2563EB;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 4px 16px;
    border-radius: 20px;
    white-space: nowrap;
}

.dongai-pricing-name {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
    display: block;
}

.dongai-pricing-price {
    font-size: 44px;
    font-weight: 800;
    color: #2563EB;
    line-height: 1;
    margin-bottom: 4px;
}

.dongai-pricing-cycle {
    color: #888;
    font-size: 14px;
    margin-bottom: 12px;
}

.dongai-pricing-desc {
    color: #666;
    font-size: 13px;
    line-height: 1.6;
}

/* 购买步骤 */
.dongai-how-to {
    background: #f8faff;
    border-radius: 12px;
    padding: 28px;
    margin-bottom: 36px;
}
.dongai-how-to h3 {
    font-size: 18px;
    font-weight: 700;
    margin: 0 0 20px;
    color: #1e3a5f;
}

.dongai-steps {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.dongai-step {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    flex: 1;
    min-width: 140px;
}

.dongai-step-num {
    width: 28px;
    height: 28px;
    background: #2563EB;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    flex-shrink: 0;
}

.dongai-step-text { font-size: 14px; color: #444; line-height: 1.5; padding-top: 4px; }

.dongai-step-arrow { color: #aaa; font-size: 20px; flex-shrink: 0; }

@media (max-width: 600px) {
    .dongai-step-arrow { display: none; }
    .dongai-steps { flex-direction: column; }
}

/* 收款码 */
.dongai-payment {
    text-align: center;
    margin-bottom: 32px;
}
.dongai-payment h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; color: #1e3a5f; }

.dongai-qr-wrap { margin: 20px auto; display: inline-block; }

.dongai-qr-placeholder {
    width: 180px;
    height: 180px;
    border: 2px dashed #c0d4f8;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #f8faff;
    color: #999;
    font-size: 13px;
    text-align: center;
    padding: 12px;
}
.dongai-qr-icon { font-size: 36px; margin-bottom: 8px; }

.dongai-contact { margin-top: 20px; }

.dongai-auth-guide {
    text-align: center;
    padding: 16px;
    background: #f8faff;
    border-radius: 8px;
    font-size: 15px;
}

/* ---------- 会员中心 ---------- */
.dongai-member-center-wrap {
    max-width: 720px;
    margin: 0 auto;
    padding: 0 16px 60px;
}

.dongai-mc-login-prompt {
    text-align: center;
    padding: 60px 20px;
}

.dongai-mc-header {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 28px;
    background: linear-gradient(135deg, #f0f7ff, #fff);
    border: 1.5px solid #d0e4ff;
    border-radius: 16px;
    margin-bottom: 28px;
}

.dongai-avatar-img { border-radius: 50%; }

.dongai-mc-info h2 { margin: 0 0 8px; font-size: 22px; color: #1e3a5f; }

.dongai-mc-badge {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 20px;
}

.dongai-badge-active { background: #dcfce7; color: #16a34a; }
.dongai-badge-free   { background: #f1f5f9; color: #64748b; }

.dongai-mc-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 28px;
}

@media (max-width: 600px) {
    .dongai-mc-grid { grid-template-columns: 1fr; }
}

.dongai-mc-card {
    background: #fff;
    border: 1.5px solid #e8f0ff;
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}
.dongai-mc-card-icon { font-size: 32px; margin-bottom: 10px; }
.dongai-mc-card h4 { font-size: 16px; margin: 0 0 6px; color: #1e3a5f; }
.dongai-mc-card p { font-size: 13px; color: #666; margin-bottom: 12px; }

.dongai-mc-upgrade {
    text-align: center;
    padding: 48px 20px;
    background: linear-gradient(135deg, #f0f7ff, #fff);
    border: 1.5px solid #d0e4ff;
    border-radius: 16px;
}
.dongai-mc-upgrade h3 { font-size: 22px; margin: 12px 0 10px; color: #1e3a5f; }
.dongai-mc-upgrade p  { color: #666; margin-bottom: 24px; font-size: 15px; }