*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh;color:#333}
.app{max-width:1100px;margin:0 auto;padding:16px}

/* Header */
.header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;padding:14px 20px;background:rgba(255,255,255,.96);border-radius:14px;box-shadow:0 4px 18px rgba(0,0,0,.1)}
.logo{display:flex;align-items:center;gap:8px;color:#667eea;font-size:18px;font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px}
.btn-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:9px;background:#f0f0f0;color:#666;border:none;cursor:pointer;text-decoration:none;transition:all .3s}
.btn-icon:hover{background:#667eea;color:#fff}
.btn-primary{display:flex;align-items:center;gap:5px;padding:9px 16px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:9px;font-size:13px;font-weight:600;cursor:pointer;transition:all .3s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(102,126,234,.4)}

/* Modal */
.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:1000;backdrop-filter:blur(4px)}
.modal-box{background:#fff;border-radius:16px;width:90%;max-width:520px;max-height:90vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.3);animation:modalIn .3s ease}
@keyframes modalIn{from{opacity:0;transform:scale(.9) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid #eee}
.modal-head h3{font-size:17px}
.modal-close{background:none;border:none;font-size:22px;color:#999;cursor:pointer;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s}
.modal-close:hover{background:#f0f0f0;color:#333}
.modal-body{padding:20px}

/* Type cards */
.type-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:18px}
.type-card{border:2px solid #e0e0e0;border-radius:14px;padding:20px;text-align:center;cursor:pointer;transition:all .3s}
.type-card:hover{border-color:#667eea;transform:translateY(-2px);box-shadow:0 8px 22px rgba(102,126,234,.15)}
.type-card.selected{border-color:#667eea;background:#f0f4ff;box-shadow:0 8px 22px rgba(102,126,234,.2)}
.type-icon{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 12px;color:#fff}
.free-icon{background:linear-gradient(135deg,#667eea,#764ba2)}
.paid-icon{background:linear-gradient(135deg,#f5a623,#f76b1c)}
.type-card h4{font-size:15px;margin-bottom:5px}
.type-card p{font-size:12px;color:#999;margin-bottom:10px}
.type-price{font-size:16px;font-weight:700}
.type-price.free{color:#4caf50}
.type-price.paid{color:#f5a623}

/* Form */
.form-group{margin-bottom:14px}
.form-group label{display:block;margin-bottom:6px;font-size:13px;font-weight:600;color:#555}
.input-suffix{position:relative;display:flex;align-items:center}
.input-suffix input{width:100%;padding:11px 90px 11px 13px;border:2px solid #e0e0e0;border-radius:9px;font-size:14px;transition:border-color .3s}
.input-suffix input:focus{outline:none;border-color:#667eea}
.input-suffix span{position:absolute;right:12px;color:#999;font-size:13px;pointer-events:none}
.form-group input[type="text"]{width:100%;padding:11px 13px;border:2px solid #e0e0e0;border-radius:9px;font-size:14px;transition:border-color .3s}
.form-group input[type="text"]:focus{outline:none;border-color:#667eea}
.input-tip{margin-top:5px;font-size:12px}
.input-tip.success{color:#4caf50}
.input-tip.error{color:#f44336}
.btn-paid{width:100%;padding:12px;background:linear-gradient(135deg,#f5a623,#f76b1c);color:#fff;border:none;border-radius:9px;font-size:14px;font-weight:600;cursor:pointer;transition:all .3s}
.btn-paid:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 20px rgba(245,166,35,.4)}
.btn-paid:disabled{opacity:.5;cursor:not-allowed}

/* Mailbox card */
.mailbox-card{background:rgba(255,255,255,.96);border-radius:14px;padding:20px;margin-bottom:18px;box-shadow:0 4px 18px rgba(0,0,0,.1);border:2px solid transparent;transition:border-color .3s}
.mailbox-card:hover{border-color:rgba(102,126,234,.3)}
.mailbox-label{display:flex;align-items:center;gap:7px;margin-bottom:10px;color:#666;font-size:13px}
.dot{width:7px;height:7px;background:#4caf50;border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.badge{font-size:11px;padding:2px 8px;border-radius:8px;font-weight:600;margin-left:4px}
.badge-free{background:#e3f2fd;color:#1976d2}
.badge-paid{background:#fff3e0;color:#f57c00}
.mailbox-addr{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.mailbox-addr span{font-size:22px;font-weight:700;word-break:break-all}
.mailbox-info{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.info-item{display:flex;align-items:center;gap:5px;color:#666;font-size:13px}
.info-item strong{color:#333;font-weight:600}
.btn-refresh{display:flex;align-items:center;gap:5px;margin-left:auto;padding:7px 14px;background:#f0f0f0;border:none;border-radius:7px;color:#666;font-size:12px;cursor:pointer;transition:all .3s}
.btn-refresh:hover{background:#667eea;color:#fff}

/* Inbox */
.inbox-wrap{display:grid;grid-template-columns:360px 1fr;gap:18px;min-height:460px}
.inbox-list{background:rgba(255,255,255,.96);border-radius:14px;overflow:hidden;box-shadow:0 4px 18px rgba(0,0,0,.1)}
.inbox-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #eee}
.inbox-head h3{font-size:15px}
.count{background:#667eea;color:#fff;font-size:11px;padding:2px 9px;border-radius:9px;font-weight:600}
.email-list{max-height:560px;overflow-y:auto}
.email-item{padding:12px 18px;border-bottom:1px solid #f0f0f0;cursor:pointer;transition:background .2s;position:relative}
.email-item:hover{background:#f8f9fa}
.email-item.unread{background:#f0f4ff}
.email-item.unread .email-subject{font-weight:700}
.email-from{font-size:12px;color:#666;margin-bottom:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.email-subject{font-size:13px;color:#333;margin-bottom:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.email-preview{font-size:11px;color:#999;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.email-time{position:absolute;top:12px;right:18px;font-size:10px;color:#bbb}
.attachment-icon{position:absolute;bottom:10px;right:18px;font-size:11px}
.empty{padding:50px 18px;text-align:center;color:#ccc}
.empty svg{margin-bottom:12px;opacity:.5}
.empty p{font-size:13px;margin-bottom:3px}
.empty-hint{font-size:11px!important;color:#ddd!important}

/* Email detail */
.email-detail{background:rgba(255,255,255,.96);border-radius:14px;padding:20px;box-shadow:0 4px 18px rgba(0,0,0,.1);overflow-y:auto;max-height:640px}
.detail-header{margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid #eee}
.detail-subject{font-size:18px;margin-bottom:12px}
.detail-meta{margin-bottom:12px}
.meta-row{display:flex;gap:10px;margin-bottom:6px;font-size:12px}
.meta-label{color:#999;min-width:50px}
.meta-value{color:#333;word-break:break-all}
.detail-actions{display:flex;gap:8px}
.btn-delete,.btn-back{display:flex;align-items:center;gap:4px;padding:7px 13px;border:none;border-radius:7px;font-size:12px;cursor:pointer;transition:all .3s}
.btn-delete{background:#ffebee;color:#c62828}
.btn-delete:hover{background:#c62828;color:#fff}
.btn-back{background:#f0f0f0;color:#666}
.btn-back:hover{background:#667eea;color:#fff}
.detail-body{font-size:14px;line-height:1.8;color:#333;word-wrap:break-word}
.detail-body.text-body{white-space:pre-wrap}
.detail-body.html-body{overflow-x:auto}
.detail-body img{max-width:100%;height:auto}
.detail-attachments{margin-top:18px;padding-top:14px;border-top:1px solid #eee}
.detail-attachments h4{font-size:13px;color:#666;margin-bottom:10px}
.attachment-item{display:flex;justify-content:space-between;align-items:center;padding:9px 12px;background:#f8f9fa;border-radius:7px;margin-bottom:6px;font-size:12px}
.attachment-size{color:#999;font-size:11px}

/* Toast */
.toast{position:fixed;top:16px;right:16px;padding:12px 20px;border-radius:9px;color:#fff;font-size:13px;font-weight:500;z-index:2000;box-shadow:0 6px 20px rgba(0,0,0,.2);display:none;animation:toastIn .3s ease}
@keyframes toastIn{from{opacity:0;transform:translateX(100%)}to{opacity:1;transform:translateX(0)}}
.toast.success{background:#4caf50}
.toast.error{background:#f44336}
.toast.warning{background:#ff9800}
.toast.info{background:#2196f3}

/* Responsive */
@media(max-width:768px){
    .app{padding:10px}
    .header{padding:12px 14px;flex-direction:column;gap:10px}
    .inbox-wrap{grid-template-columns:1fr}
    .type-cards{grid-template-columns:1fr}
    .mailbox-addr span{font-size:17px}
    .mailbox-info{gap:12px}
    .email-detail{max-height:none}
}

/* 邮箱切换列表 */
.mailbox-list{display:flex;flex-direction:column;gap:10px}
.mailbox-list-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border:2px solid #e8e8e8;border-radius:10px;cursor:pointer;transition:all .25s}
.mailbox-list-item:hover{border-color:#667eea;background:#f8f9ff;transform:translateX(4px)}
.mailbox-list-item.current{border-color:#667eea;background:#f0f4ff}
.mailbox-list-item .ml-info{flex:1;min-width:0}
.mailbox-list-item .ml-email{font-size:14px;font-weight:600;color:#333;word-break:break-all;margin-bottom:3px}
.mailbox-list-item .ml-meta{font-size:11px;color:#999;display:flex;gap:10px;align-items:center}
.mailbox-list-item .ml-badge{font-size:10px;padding:2px 7px;border-radius:6px;font-weight:600}
.mailbox-list-item .ml-badge.free{background:#e3f2fd;color:#1976d2}
.mailbox-list-item .ml-badge.paid{background:#fff3e0;color:#f57c00}
.mailbox-list-item .ml-actions{display:flex;gap:6px;margin-left:10px}
.mailbox-list-item .ml-del{background:none;border:none;color:#ccc;cursor:pointer;padding:6px;border-radius:6px;transition:all .2s}
.mailbox-list-item .ml-del:hover{background:#ffebee;color:#f44336}
.mailbox-list-empty{text-align:center;padding:30px;color:#ccc;font-size:13px}

/* 导入邮箱 */
.import-box{margin-bottom:16px;padding:14px;background:#f8f9ff;border-radius:10px;border:1px dashed #c5cae9}
.import-title{font-size:13px;font-weight:600;color:#5c6bc0;margin-bottom:10px}
.import-row{display:flex;gap:8px}
.import-row input{flex:1;padding:9px 12px;border:2px solid #e0e0e0;border-radius:8px;font-size:13px;transition:border-color .3s}
.import-row input:focus{outline:none;border-color:#667eea}
.btn-import{padding:9px 16px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:all .3s;white-space:nowrap}
.btn-import:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(102,126,234,.4)}
.import-tip{font-size:11px;color:#999;margin-top:7px}

/* 购买卡密按钮 */
.btn-buy{display:flex;align-items:center;gap:5px;padding:9px 14px;background:linear-gradient(135deg,#f5a623,#f76b1c);color:#fff;border:none;border-radius:9px;font-size:13px;font-weight:600;cursor:pointer;transition:all .3s}
.btn-buy:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(245,166,35,.4)}

/* 联系方式 */
.contact-list{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}
.contact-item{display:flex;align-items:center;gap:12px;padding:14px;background:#f8f9fa;border-radius:10px;transition:all .25s}
.contact-item:hover{background:#f0f4ff;transform:translateX(4px)}
.contact-icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-info{flex:1;min-width:0}
.contact-label{font-size:11px;color:#999;margin-bottom:3px}
.contact-value{font-size:15px;font-weight:600;color:#333;word-break:break-all}
.contact-copy{padding:7px 14px;background:#667eea;color:#fff;border:none;border-radius:7px;font-size:12px;font-weight:600;cursor:pointer;transition:all .25s;flex-shrink:0}
.contact-copy:hover{background:#5a6fd8;transform:scale(1.05)}
.contact-tip{text-align:center;font-size:12px;color:#999;padding-top:10px;border-top:1px solid #eee}