:root{--bg-main: #090d16;--bg-sidebar: #0f172a;--bg-card: #131d31;--bg-input: #0b1120;--border-color: #24324d;--border-subtle: #1a253a;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--primary: #38bdf8;--primary-hover: #0ea5e9;--primary-bg: rgba(56, 189, 248, .12);--success: #34d399;--success-bg: rgba(52, 211, 153, .12);--warning: #fbbf24;--warning-bg: rgba(251, 191, 36, .15);--danger: #f87171;--danger-hover: #ef4444;--danger-bg: rgba(248, 113, 113, .15);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--touch-target-min: 40px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-primary);font-family:var(--font-sans);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4{color:var(--text-primary);font-weight:600;line-height:1.3}.font-mono{font-family:var(--font-mono)}.font-semibold{font-weight:600}.font-bold{font-weight:700}.text-sm{font-size:12px}.text-muted{color:var(--text-muted)}.text-danger{color:var(--danger)}.text-center{text-align:center}.text-right{text-align:right}.py-4{padding-top:1rem;padding-bottom:1rem}.py-6{padding-top:1.5rem;padding-bottom:1.5rem}.mr-2{margin-right:.5rem}button,input,select,textarea,.tab-btn,.nav-item,.mobile-tab{min-height:var(--touch-target-min);font-family:inherit;font-size:14px}.admin-shell{display:flex;min-height:100vh}.desktop-sidebar{width:240px;background-color:var(--bg-sidebar);border-right:1px solid var(--border-color);display:flex;flex-direction:column;flex-shrink:0;position:sticky;top:0;height:100vh}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px 16px;border-bottom:1px solid var(--border-subtle)}.brand-logo,.brand-logo-sm,.logo-badge{background:linear-gradient(135deg,#e11d48,#be123c);color:#fff;font-weight:700;border-radius:8px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px #e11d4866}.brand-logo{width:36px;height:36px;font-size:18px}.brand-logo-sm{width:30px;height:30px;font-size:15px}.logo-badge{width:44px;height:44px;font-size:22px;margin:0 auto 12px}.brand-text h1{font-size:16px;letter-spacing:-.01em}.brand-tag{font-size:11px;color:var(--text-muted);display:block}.sidebar-nav{padding:16px 12px;display:flex;flex-direction:column;gap:6px;flex:1}.nav-item{display:flex;align-items:center;gap:10px;width:100%;padding:10px 14px;background:transparent;border:1px solid transparent;border-radius:6px;color:var(--text-secondary);cursor:pointer;text-align:left;transition:all .15s ease}.nav-item:hover{background-color:#ffffff0d;color:var(--text-primary)}.nav-item.active{background-color:var(--primary-bg);border-color:#38bdf84d;color:var(--primary);font-weight:500}.nav-icon{font-size:16px}.btn-action-import{margin-top:8px;border-color:var(--border-color);background-color:#ffffff05}.btn-action-import:hover{border-color:var(--primary);color:var(--primary)}.sidebar-footer{padding:14px 16px;border-top:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between;gap:8px}.admin-profile{display:flex;align-items:center;gap:8px;overflow:hidden}.admin-avatar{font-size:18px}.admin-meta{display:flex;flex-direction:column;overflow:hidden}.admin-name{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.admin-role{font-size:11px;color:var(--text-muted)}.mobile-header{display:none;background-color:var(--bg-sidebar);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:40}.mobile-header-top{display:flex;align-items:center;justify-content:space-between;padding:10px 14px}.mobile-brand-title{font-size:16px;font-weight:600;margin-left:8px;flex:1}.mobile-actions{display:flex;align-items:center;gap:8px}.mobile-user-badge{font-size:12px;padding:3px 8px;border-radius:12px;background-color:var(--bg-card);color:var(--text-secondary)}.mobile-nav-tabs{display:flex;border-top:1px solid var(--border-subtle);overflow-x:auto}.mobile-tab{flex:1;padding:10px 8px;background:transparent;border:none;border-bottom:2px solid transparent;color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;white-space:nowrap;text-align:center}.mobile-tab.active{color:var(--primary);border-bottom-color:var(--primary);background-color:var(--primary-bg)}.mobile-import-tab{color:var(--success)}.app-main-content{flex:1;overflow-y:auto;min-width:0}.page-container{padding:24px;max-width:1300px;margin:0 auto}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}.page-header 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strong{color:var(--text-muted)}.friend-table-section{display:flex;flex-direction:column;gap:10px}.friend-table-toolbar{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.table-toolbar-left{display:flex;align-items:center;gap:12px}.table-toolbar-right{display:flex;align-items:center;gap:8px}.friend-table-container{width:100%;overflow-x:auto;overflow-y:auto;max-height:calc(100vh - 360px);min-height:280px;border:1px solid var(--border-color);border-radius:6px;background-color:var(--bg-card);position:relative;-webkit-overflow-scrolling:touch}.friend-density-table{width:100%;min-width:920px;border-collapse:collapse;font-size:12.5px;text-align:left}.friend-density-table thead th{position:sticky;top:0;background-color:#162035;color:var(--text-secondary);font-weight:600;padding:8px 10px;border-bottom:2px solid var(--border-color);white-space:nowrap;z-index:2;-webkit-user-select:none;user-select:none}.friend-density-table tbody tr{border-bottom:1px solid var(--border-subtle);transition:background-color .1s ease}.friend-density-table tbody tr:hover{background-color:#ffffff05}.friend-density-table tbody td{padding:6px 10px;vertical-align:middle;white-space:nowrap}.col-index{width:45px;text-align:center;color:var(--text-muted)}.col-phone{width:125px;min-width:125px;font-family:var(--font-mono);font-weight:600;color:var(--text-primary);letter-spacing:.02em}.col-identity,.col-address{width:55px;text-align:center}.col-state{width:90px;text-align:center}.col-send{width:75px;text-align:center}.col-code{width:95px;text-align:center}.col-actions{width:195px;text-align:center}.col-result{min-width:120px;max-width:200px;overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary);font-size:12px}.badge-has{display:inline-block;padding:2px 7px;border-radius:4px;font-size:11.5px;font-weight:600;background-color:#38bdf826;color:var(--primary);border:1px solid rgba(56,189,248,.3);cursor:pointer;transition:all .15s ease}.badge-has:hover{background-color:#38bdf840;border-color:var(--primary)}.badge-none{display:inline-block;padding:2px 7px;border-radius:4px;font-size:11.5px;color:var(--text-muted);background-color:#94a3b814;border:1px solid transparent;-webkit-user-select:none;user-select:none}.state-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:500}.state-badge.not_sent{background-color:#94a3b81a;color:var(--text-secondary)}.state-badge.sending{background-color:#38bdf826;color:var(--primary)}.state-badge.waiting_code{background-color:#fbbf2426;color:var(--warning)}.state-badge.submitting{background-color:#38bdf833;color:var(--primary)}.state-badge.success{background-color:#34d39926;color:var(--success)}.state-badge.code_error,.state-badge.code_expired,.state-badge.page_invalid{background-color:#f8717126;color:var(--danger)}.state-badge.occupied{background-color:#f8717133;color:var(--danger);font-weight:600}.input-code-6{width:76px;padding:4px 6px;text-align:center;font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.1em;background-color:var(--bg-input);border:1px solid var(--border-color);border-radius:4px;color:var(--text-primary);outline:none}.input-code-6:focus{border-color:var(--primary);box-shadow:0 0 0 1px #38bdf840}.input-code-6:disabled{opacity:.4;cursor:not-allowed}.row-actions-group{display:inline-flex;gap:4px;align-items:center}.btn-row-action{padding:3px 7px;font-size:11.5px;font-weight:500;border-radius:4px;border:1px solid transparent;cursor:pointer;transition:all .15s ease;white-space:nowrap}.btn-row-action:disabled{opacity:.35;cursor:not-allowed}.btn-act-submit{background-color:#38bdf81f;color:var(--primary);border-color:#38bdf84d}.btn-act-submit:hover:not(:disabled){background-color:var(--primary);color:#fff}.btn-act-realname{background-color:#a855f71f;color:#c084fc;border-color:#a855f74d}.btn-act-realname:hover:not(:disabled){background-color:#a855f7;color:#fff}.btn-act-addr{background-color:#34d3991f;color:var(--success);border-color:#34d3994d}.btn-act-addr:hover:not(:disabled){background-color:var(--success);color:#0f172a}.btn-send-sms{padding:3px 8px;font-size:11.5px;font-weight:600;border-radius:4px;border:1px solid rgba(56,189,248,.4);background-color:#38bdf826;color:var(--primary);cursor:pointer;transition:all .15s ease;white-space:nowrap}.btn-send-sms:hover:not(:disabled){background-color:var(--primary);color:#fff}.btn-send-sms:disabled{opacity:.35;cursor:not-allowed}.table-empty-row{text-align:center;padding:36px 20px;color:var(--text-muted);font-size:13px}.friend-modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#000000a6;display:flex;align-items:center;justify-content:center;z-index:1000;padding:16px}.friend-modal-card{background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;width:100%;max-width:440px;box-shadow:0 10px 25px #00000080;display:flex;flex-direction:column;overflow:hidden;animation:modalFadeIn .15s ease-out}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.97)}to{opacity:1;transform:scale(1)}}.friend-modal-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border-color)}.friend-modal-header h2{font-size:15px;font-weight:600;color:var(--text-primary)}.friend-modal-body{padding:16px 18px;display:flex;flex-direction:column;gap:12px}.person-info-row{display:flex;align-items:flex-start;font-size:13px}.person-info-label{width:80px;color:var(--text-secondary);flex-shrink:0}.person-info-value{color:var(--text-primary);word-break:break-all;font-weight:500}.person-info-value.mono{font-family:var(--font-mono)}.friend-modal-footer{display:flex;justify-content:flex-end;padding:12px 18px;background-color:var(--bg-sidebar);border-top:1px solid var(--border-color)}.friend-login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background-color:var(--bg-main)}.friend-login-card{width:100%;max-width:380px;background-color:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:28px 24px;display:flex;flex-direction:column;gap:20px;box-shadow:0 10px 30px #0006}.friend-login-header{display:flex;flex-direction:column;align-items:center;text-align:center;gap:8px}.friend-login-logo{width:48px;height:48px;border-radius:10px;background:linear-gradient(135deg,#0284c7,#38bdf8);color:#fff;font-weight:800;font-size:24px;display:flex;align-items:center;justify-content:center;margin-bottom:4px}.friend-login-header h1{font-size:18px;font-weight:700;color:var(--text-primary)}.friend-login-header p{font-size:13px;color:var(--text-secondary)}.friend-login-form{display:flex;flex-direction:column;gap:16px}.friend-login-footer{display:flex;flex-direction:column;align-items:center;gap:8px;border-top:1px solid var(--border-subtle);padding-top:14px;font-size:12px;color:var(--text-muted)}@media(max-width:768px){.friend-controls-grid{grid-template-columns:1fr}.friend-header{padding:10px 14px}.friend-status-bar{padding:8px 14px}.friend-main-content{padding:12px 14px}.friend-table-container{max-height:calc(100vh - 420px)}}@media(max-width:480px){.friend-brand-title{font-size:14px}.friend-owner-badge{font-size:11.5px;padding:3px 8px}.friend-status-bar{font-size:12px}.friend-card{padding:12px}}