:root{--bg:#0c0c10;--surface:#14141c;--border:#3d3d52;--accent:#00e5a0;--accent2:#4d7cff;--danger:#ff4d6a;--warn:#ffb347;--text:#e2e2e8;--muted:#7a7a90;--code-font:'Cascadia Mono','Cascadia Code','JetBrains Mono','Fira Code','SFMono-Regular',Consolas,'Liberation Mono','Noto Sans Mono CJK SC','Microsoft YaHei UI',monospace;--mono:var(--code-font);--sans:var(--code-font)}
.light-theme{--bg:#f4f4f8;--surface:#ffffff;--border:#dcdce8;--accent:#00a374;--accent2:#2a5fd4;--danger:#e03050;--warn:#d48a00;--text:#1a1a2e;--muted:#6b6b85}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{color-scheme:dark;scrollbar-color:rgba(255,255,255,.15) transparent;scrollbar-width:thin}
.light-theme{color-scheme:light}
body{background:var(--bg);color:var(--text);font-family:var(--sans);min-height:100vh}
#login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:radial-gradient(ellipse at 60% 40%,#0d1f2d 0%,var(--bg) 70%)}
.light-theme #login-screen{background:radial-gradient(ellipse at 60% 40%,#d4eae0 0%,var(--bg) 70%)}
.login-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:48px 40px;width:360px;box-shadow:0 0 60px rgba(0,229,160,.07)}
.light-theme .login-box{box-shadow:0 4px 24px rgba(0,0,0,.10)}
.login-box h1{font-family:var(--mono);color:var(--accent);font-size:1.22rem;margin-bottom:8px;letter-spacing:.05em}
.login-box p{color:var(--muted);font-size:.97rem;margin-bottom:28px}
.lb-input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:12px 16px;color:var(--text);font-size:1.02rem;outline:none;transition:border-color .2s;font-family:var(--mono);display:block;margin-bottom:12px}
.lb-input:focus{border-color:var(--accent)}
.pw-wrap{position:relative;margin-bottom:12px}
.pw-wrap .lb-input{padding-right:48px;margin-bottom:0}
.pw-eye{position:absolute;right:0;top:0;height:100%;width:44px;background:none;border:none;border-left:1px solid var(--border);cursor:pointer;color:var(--muted);font-size:1rem;transition:color .15s;border-radius:0 8px 8px 0;display:flex;align-items:center;justify-content:center}
.pw-eye:hover,.pw-eye.on{color:var(--accent)}
.login-btn{width:100%;margin-top:14px;padding:13px;background:var(--accent);color:#000;border:none;border-radius:8px;font-size:1.07rem;font-weight:700;cursor:pointer;font-family:var(--sans);transition:opacity .2s;display:block}
.light-theme .login-btn{color:#fff}
.login-btn:hover{opacity:.85}
.login-btn:disabled{opacity:.5;cursor:not-allowed}
.remember-row{display:flex;align-items:center;gap:8px;margin-top:14px}
.remember-label{display:flex;align-items:center;gap:6px;color:var(--muted);font-size:.9rem;cursor:pointer;user-select:none}
.remember-label input[type=checkbox]{accent-color:var(--accent);width:15px;height:15px;cursor:pointer}
.keep-hint{color:var(--muted);font-size:.82rem}
.login-meta{margin-top:14px;border:1px solid var(--border);border-radius:8px;padding:9px 10px;background:rgba(255,255,255,.025);font-size:.78rem;color:var(--muted);line-height:1.7}
.login-meta-row{display:grid;grid-template-columns:34px 1fr;gap:8px;align-items:start}
.login-meta-code{font-family:var(--mono);color:var(--text);word-break:break-all}
.error-msg{color:var(--danger);font-size:.94rem;margin-top:10px;text-align:center;min-height:18px}
.login-hint{color:var(--muted);font-size:.84rem;margin-top:14px;text-align:center}
#app{display:none;min-height:100vh}
header{background:var(--surface);border-bottom:1px solid var(--border);padding:0 20px;height:56px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}
.logo{font-family:var(--mono);color:var(--accent);font-size:1rem;letter-spacing:.08em}
.header-right{display:flex;gap:8px;align-items:center}
.user-badge{font-family:var(--mono);font-size:.87rem;color:var(--muted);background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:3px 10px}
main{padding:22px;max-width:980px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.btn{padding:8px 16px;border-radius:7px;border:none;cursor:pointer;font-family:var(--sans);font-size:.97rem;font-weight:500;transition:all .15s;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn-primary{background:var(--accent);color:#000}.light-theme .btn-primary{color:#fff}
.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}
.btn-ghost{background:transparent;color:var(--muted)}
.btn-warn{background:transparent;color:var(--warn);border:1px solid var(--warn)}
.btn-danger{background:var(--danger);color:#fff;border:none}
.btn:hover{opacity:.85;transform:translateY(-1px)}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none}
.btn-full{width:100%}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}
.card-header{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.card-title{font-weight:600;font-size:.97rem}
.card-body{padding:18px 20px}
.url-box{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:14px 16px;font-family:var(--mono);font-size:.9rem;word-break:break-all;line-height:1.8;min-height:52px}
.url-domain{color:var(--accent2)}
.url-token{color:var(--accent)}
.url-actions{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.plan-summary{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center}
.plan-main-value{font-family:var(--mono);font-size:2rem;font-weight:700;color:var(--accent)}
.plan-main-label{color:var(--muted);font-size:.92rem;margin-top:4px}
.plan-status-pill{border:1px solid var(--border);border-radius:999px;padding:5px 12px;color:var(--accent);background:rgba(0,229,160,.08);font-size:.86rem;font-weight:600;white-space:nowrap}
.plan-status-pill.warn{color:var(--warn);background:rgba(255,179,71,.10)}
.plan-status-pill.danger{color:var(--danger);background:rgba(255,77,106,.10)}
.plan-progress{height:12px;background:var(--bg);border:1px solid var(--border);border-radius:999px;overflow:hidden;margin:18px 0 14px}
.plan-progress-fill{height:100%;width:0;background:var(--accent);border-radius:999px;transition:width .25s ease,background .25s ease}
.plan-progress-fill.warn{background:var(--warn)}
.plan-progress-fill.danger{background:var(--danger)}
.plan-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.plan-meta-item{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px}
.plan-meta-label{display:block;color:var(--muted);font-size:.78rem;margin-bottom:4px}
.plan-meta-value{display:block;font-family:var(--mono);font-size:.92rem;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.import-tabs{display:flex;gap:22px;border-bottom:1px solid var(--border);margin:-2px 0 14px;overflow-x:auto}
.import-tab{background:none;border:none;color:var(--muted);padding:0 2px 12px;font-size:.95rem;font-weight:600;cursor:pointer;border-bottom:2px solid transparent;white-space:nowrap;font-family:var(--sans)}
.import-tab.active{color:var(--accent2);border-bottom-color:var(--accent2)}
.client-list{display:flex;flex-direction:column;gap:8px}
.client-item{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}
.client-item:last-child{border-bottom:none}
.app-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--mono);font-weight:700;font-size:.95rem;background:transparent;flex:none;overflow:hidden;position:relative}
.app-icon img{position:absolute;inset:0;width:100%;height:100%;display:block;object-fit:cover}
.app-icon.icon-image{background:transparent;border:none}
.client-item[data-client="clash-android"] .app-icon img{transform:scale(1.36)}
.client-item[data-client="v2rayng"] .app-icon img{transform:scale(1.54)}
.app-icon.apple,.app-icon.android,.app-icon.windows,.app-icon.mac,.app-icon.orange,.app-icon.red,.app-icon.purple{background:transparent}
.client-name{font-weight:700;font-size:1rem}
.client-desc{color:var(--muted);font-size:.86rem;margin-top:3px}
.client-actions{display:flex;gap:8px;align-items:center}
.icon-btn{width:38px;height:36px;padding:0;border-radius:7px}
.link-preview{margin-top:16px;border-top:1px solid var(--border);padding-top:14px}
.link-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}
.qr-box{display:flex;flex-direction:column;align-items:center;gap:10px}
.qr-box canvas{background:#fff;border-radius:8px;padding:10px;max-width:100%;height:auto}
.qr-caption{color:var(--muted);font-size:.86rem;text-align:center;line-height:1.5}
.notice-modal{max-width:460px}
.notice-subtitle{display:none;color:var(--muted);font-size:.86rem;margin-top:4px;line-height:1.5}
.notice-image{display:none;width:100%;max-height:260px;object-fit:contain;border-radius:10px;background:var(--bg);border:1px solid var(--border);margin-bottom:14px}
.notice-content{color:var(--text);font-size:.96rem;line-height:1.75;white-space:pre-wrap;word-break:break-word}
.info-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border)}
.info-row:last-child{border-bottom:none;padding-bottom:0}
.info-label{color:var(--muted);font-size:.94rem}
.info-value{font-family:var(--mono);font-size:1rem;font-weight:600}
.warn-card{background:rgba(255,179,71,.06);border:1px solid rgba(255,179,71,.22);border-radius:12px;padding:18px 20px}
.warn-card p{color:var(--muted);font-size:.94rem;line-height:1.7;margin-bottom:14px}
.form-group{margin-bottom:14px}
.form-group:last-of-type{margin-bottom:0}
.form-label{font-size:.87rem;color:var(--muted);font-weight:500;display:block;margin-bottom:6px}
.field-input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:11px 14px;color:var(--text);font-size:1rem;outline:none;transition:border-color .2s;font-family:var(--mono)}
.field-input:focus{border-color:var(--accent)}
.overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:200;align-items:center;justify-content:center;padding:16px}
.overlay.open{display:flex;animation:fadeIn .15s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:14px;width:100%;max-width:400px;box-shadow:0 24px 80px rgba(0,0,0,.5);animation:slideUp .2s ease}
@keyframes slideUp{from{transform:translateY(20px);opacity:0}to{transform:none;opacity:1}}
.modal-header{padding:20px 24px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-title{font-weight:700;font-size:1.05rem}
.modal-body{padding:20px 24px}
.modal-footer{padding:12px 24px 20px;display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--border)}
#toast{position:fixed;bottom:24px;right:24px;z-index:9999;background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--accent);padding:12px 18px;border-radius:8px;font-size:.95rem;display:none;box-shadow:0 8px 32px rgba(0,0,0,.4);max-width:calc(100vw - 48px)}
#toast.err{border-left-color:var(--danger)}
#toast.show{display:block;animation:slideLeft .2s ease}
@keyframes slideLeft{from{transform:translateX(20px);opacity:0}to{transform:none;opacity:1}}
.spinner{width:15px;height:15px;border:2px solid rgba(0,229,160,.2);border-top-color:var(--accent);border-radius:50%;animation:spin .6s linear infinite;display:inline-block;vertical-align:middle}
.svg-icon{width:1em;height:1em;display:inline-block;vertical-align:-.16em;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
@keyframes spin{to{transform:rotate(360deg)}}
.theme-btn{background:var(--surface);border:1px solid var(--border);border-radius:8px;width:36px;height:34px;color:var(--muted);font-size:1.05rem;cursor:pointer;transition:color .15s;display:flex;align-items:center;justify-content:center}
.theme-btn:hover{color:var(--text)}
@media(max-width:640px){.login-box{width:100%;padding:32px 20px}main{padding:12px}.plan-summary{grid-template-columns:1fr}.plan-status-pill{justify-self:start}.plan-meta{grid-template-columns:1fr}.client-item{grid-template-columns:40px 1fr;align-items:start}.client-actions{grid-column:1 / -1;justify-content:flex-end}.url-actions,.link-actions{flex-direction:column}.url-actions .btn,.link-actions .btn{width:100%}}