/* Hallmark · component-scope: aftercare contact + service rail · genre: modern-minimal · theme: Cobalt · contrast: pass (40–41) · honest: pass (46) · responsive: pass (49) · mobile: pass (34, 49, 50–57) · pre-emit critique: P5 H5 E5 S5 R5 V4 */
:root{
  --paper:#fff;--paper-soft:#f8fbff;--canvas:#f2f7ff;--ink:#101828;--muted:#5d6b82;
  --line:#d7e3f2;--line-strong:#b9cce6;--blue:#1769e8;--blue-dark:#0e55c7;--blue-soft:#eaf3ff;
  --green:#08765d;--green-soft:#e7f8f2;--amber:#8a5a00;--amber-soft:#fff5d9;--red:#b42318;--red-soft:#fff0ee;
  --shadow:0 24px 70px rgba(35,75,125,.12);--shadow-soft:0 10px 30px rgba(35,75,125,.08);
  --radius-sm:14px;--radius-md:20px;--radius-lg:28px;--pill:999px;
  --font-display:"PingFang SC","Microsoft YaHei",ui-sans-serif,sans-serif;--font-body:"PingFang SC","Microsoft YaHei",ui-sans-serif,sans-serif;--font-mono:"SFMono-Regular",Menlo,monospace;
  --space-3xs:.125rem;--space-2xs:.25rem;--space-xs:.5rem;--space-sm:.75rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2.5rem;--space-2xl:4rem;--space-3xl:6rem;
  --text-xs:.8rem;--text-sm:.875rem;--text-base:1rem;--text-md:1.25rem;--text-lg:1.5625rem;--text-display:clamp(2.125rem,7vw,3.375rem);
  --fast:140ms;--base:220ms;--slow:360ms;--ease:cubic-bezier(.16,1,.3,1);--ease-out:cubic-bezier(.16,1,.3,1);--ease-in:cubic-bezier(.7,0,.84,0);--ease-in-out:cubic-bezier(.65,0,.35,1);
}
*{box-sizing:border-box}
html{min-height:100%;overflow-x:clip;background:var(--canvas)}
body{min-height:100%;margin:0;overflow-x:clip;color:var(--ink);font-family:var(--font-body);background:radial-gradient(circle at 12% 0,rgba(120,175,255,.23),transparent 31rem),radial-gradient(circle at 88% 18%,rgba(137,208,255,.16),transparent 26rem),linear-gradient(180deg,#f8fbff 0,#f1f6fd 100%)}
body::before{position:fixed;z-index:-1;inset:0;content:"";opacity:.42;background-image:linear-gradient(rgba(73,112,163,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(73,112,163,.04) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,#000,transparent 75%)}
button,input{font:inherit}button{transition:transform var(--fast) var(--ease),box-shadow var(--base) var(--ease),border-color var(--base),background var(--base),color var(--base)}button:not(:disabled){cursor:pointer}button:not(:disabled):active{transform:translateY(1px) scale(.995)}button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(23,105,232,.2);outline-offset:3px}
.page{width:min(calc(100% - 32px),880px);margin:auto;padding:40px 0 96px}.screen{display:grid;gap:18px}.hidden{display:none!important}
.panel{position:relative;overflow:hidden;padding:clamp(24px,5vw,42px);border:1px solid rgba(184,204,231,.82);border-radius:var(--radius-lg);background:rgba(255,255,255,.94);box-shadow:var(--shadow);backdrop-filter:blur(14px);animation:panel-in var(--slow) var(--ease) both}
.panel::before{position:absolute;inset:0 0 auto;height:1px;content:"";background:linear-gradient(90deg,transparent,rgba(255,255,255,.95),transparent)}
.brand-row,.entry-head,.number-head,.tutorial-head,.sms-title-row,.wechat{display:flex;align-items:center;justify-content:space-between;gap:14px}.brand{display:flex;min-width:0;align-items:center;gap:13px}.brand-logo{display:grid;width:48px;height:48px;flex:0 0 48px;place-items:center;overflow:hidden;border:1px solid #c8dcf6;border-radius:50%;background:linear-gradient(145deg,#f6faff,#dbeaff);color:var(--blue-dark);font-size:20px;font-weight:900;box-shadow:var(--shadow-soft)}.brand-logo img{width:100%;height:100%;object-fit:cover}.brand-copy{min-width:0}.brand-name{display:block;overflow:hidden;font-size:17px;font-weight:850;text-overflow:ellipsis;white-space:nowrap}.brand-tagline{display:block;margin-top:3px;overflow:hidden;color:var(--muted);font-size:13px;text-overflow:ellipsis;white-space:nowrap}
.help-button,.text-button{min-height:42px;border:1px solid #bcd2f3;border-radius:var(--pill);padding:0 16px;background:#f5f9ff;color:#155fc7;font-weight:800}.help-button:hover,.text-button:hover{border-color:#8eb6ef;background:#eaf3ff}
.eyebrow{display:inline-flex;margin-top:34px;border-radius:var(--pill);padding:8px 14px;background:var(--blue-soft);color:var(--blue-dark);font-size:14px;font-weight:850}.title{min-width:0;margin:18px 0 12px;overflow-wrap:anywhere;font-family:var(--font-display);font-size:var(--text-display);font-style:normal;line-height:1.08;letter-spacing:-.045em}.subtitle{margin:0;color:var(--muted);font-size:16px;line-height:1.75}
.steps{display:grid;grid-template-columns:repeat(3,1fr);margin:28px 0 0;padding:0;list-style:none}.step{position:relative;display:grid;justify-items:center;gap:8px;color:#8995a8;font-size:12px;font-weight:750;text-align:center}.step:not(:last-child)::after{position:absolute;z-index:0;top:17px;left:calc(50% + 23px);width:calc(100% - 46px);height:2px;content:"";background:#dce6f3}.step-dot{z-index:1;display:grid;width:36px;height:36px;place-items:center;border:1px solid #d5e1ef;border-radius:50%;background:#fff;color:#718096}.step.active,.step.done{color:var(--blue-dark)}.step.active .step-dot,.step.done .step-dot{border-color:var(--blue);background:var(--blue);color:white;box-shadow:0 7px 18px rgba(23,105,232,.23)}.step.done:not(:last-child)::after{background:var(--blue)}
.extract-form{display:grid;gap:13px;margin-top:26px}.field-label{margin-bottom:-7px;color:var(--ink);font-size:14px;font-weight:800}.extract-form input{width:100%;height:64px;border:1.5px solid #cbd9ec;border-radius:var(--radius-sm);padding:0 19px;background:rgba(249,252,255,.9);color:var(--ink);font-size:18px;outline:2px solid transparent;outline-offset:1px}.extract-form input:focus-visible{border-color:var(--blue);background:#fff;outline-color:rgba(23,105,232,.28)}.extract-form input:disabled{cursor:not-allowed;opacity:.55}
.primary,.secondary{min-height:56px;border-radius:var(--radius-sm);padding:0 21px;font-weight:850}.primary{border:0;background:linear-gradient(135deg,var(--blue),#2e76ee);color:#fff;box-shadow:0 12px 28px rgba(23,105,232,.2)}.primary:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(23,105,232,.26)}.secondary{border:1px solid var(--line);background:#fff;color:var(--ink)}.secondary:hover{border-color:var(--line-strong);background:var(--paper-soft)}.secondary:disabled,.primary:disabled{cursor:not-allowed;opacity:.52}
.notice-message{display:none;margin-top:14px;border:1px solid transparent;border-radius:var(--radius-sm);padding:13px 15px;font-size:14px;font-weight:720;line-height:1.55}.notice-message:not(:empty){display:block}.notice-message.info{border-color:#c6daf5;background:var(--blue-soft);color:#19579d}.notice-message.warning{border-color:#edd99d;background:var(--amber-soft);color:var(--amber)}.notice-message.success{border-color:#bfe7d8;background:var(--green-soft);color:var(--green)}.notice-message.error{border-color:#efc2bd;background:var(--red-soft);color:var(--red)}
.workspace-actions{display:flex;justify-content:flex-end}.workspace-actions .secondary{min-height:44px;border-radius:var(--pill)}
.tutorial{padding:0}.tutorial summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px 26px;cursor:pointer;list-style:none}.tutorial summary::-webkit-details-marker{display:none}.tutorial-copy{min-width:0}.tutorial-kicker{color:var(--blue-dark);font-size:13px;font-weight:850}.tutorial h2{margin:5px 0 3px;font-size:20px}.tutorial p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}.tutorial-action{display:inline-flex;min-height:40px;align-items:center;border:1px solid var(--line);border-radius:var(--pill);padding:0 14px;color:var(--blue-dark);font-size:13px;font-weight:800;white-space:nowrap}.tutorial[open] .tutorial-action{background:var(--blue-soft)}.tutorial video{display:block;width:calc(100% - 52px);margin:0 26px 26px;border-radius:var(--radius-md);background:#0f172a}
.number-card{overflow:visible}.number-head-left{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.long-badge,.status{display:inline-flex;border-radius:var(--pill);padding:8px 12px;font-size:13px;font-weight:850}.long-badge{background:var(--blue-soft);color:var(--blue-dark)}.status{background:var(--amber-soft);color:var(--amber)}.status.received{background:var(--green-soft);color:var(--green)}.status.cancelled{background:var(--red-soft);color:var(--red)}.number-card h2{margin:28px 0 6px;color:var(--muted);font-size:14px;font-weight:750}.number-line{display:flex;align-items:center;justify-content:space-between;gap:14px}.number{min-width:0;margin:0;font-size:clamp(40px,9vw,64px);font-weight:900;letter-spacing:-.035em;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}.copy-icon{display:grid;width:48px;height:48px;flex:0 0 48px;place-items:center;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--blue-dark);font-size:18px}.copy-icon:hover{border-color:#9bbfed;background:var(--blue-soft)}
.details{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:22px}.detail{border:1px solid #dfe8f4;border-radius:var(--radius-sm);padding:14px 16px;background:#fbfdff}.detail span{display:block;color:#7a879b;font-size:12px}.detail strong{display:block;margin-top:5px;font-size:16px}.actions{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:17px}.actions .primary{grid-column:1/-1}
.sms{margin-top:18px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:#fff}.sms-head{display:grid;gap:10px;padding:15px 17px;background:#f7faff;font-weight:800}.number-rule{display:block;border-top:1px solid #dfe8f4;padding-top:10px;color:var(--amber);font-size:13px;font-weight:730;line-height:1.55}.sms-code{display:block;min-height:132px;padding:30px 18px;text-align:center;color:var(--green);font-size:clamp(42px,10vw,62px);font-weight:900;letter-spacing:.12em;font-variant-numeric:tabular-nums}.code-help{width:100%;margin-top:14px;border-color:#bcd2f3;background:#f5f9ff;color:#155fc7}
.aftercare{border-color:var(--line-strong);background:linear-gradient(145deg,var(--green-soft),var(--blue-soft))}.aftercare h2{max-width:23ch;margin:8px 0;color:var(--green);font-size:25px;line-height:1.34;overflow-wrap:anywhere}.gift{margin:20px 0;padding:14px 16px;border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:var(--paper);color:var(--amber);font-weight:850}.benefits{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.benefits span{padding:8px 12px;border-radius:var(--pill);background:var(--blue-soft);color:var(--blue-dark);font-size:13px;font-weight:800}.aftercare-split{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);border-block:1px solid var(--line-strong)}.contact{min-width:0;margin:0;padding:24px 24px 24px 0;text-align:left}.contact h3,.member-service h3{margin:0;font-size:19px;line-height:1.35}.contact-note,.member-service>p{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.65}.qr-frame{width:168px;height:168px;margin:18px auto;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper)}.contact img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 62%;transform:scale(1.5)}.wechat{min-width:0;border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 12px;background:var(--paper)}.wechat span{color:var(--muted);font-size:12px}.wechat strong{min-width:0;overflow:hidden;text-overflow:ellipsis}.wechat .secondary{min-height:40px;border-radius:var(--pill);padding-inline:15px}.member-service{min-width:0;border-inline-start:1px solid var(--line-strong);padding:24px 0 24px 24px}.member-kicker{display:inline-flex;margin-bottom:12px;border-radius:var(--pill);padding:6px 10px;background:var(--amber-soft);color:var(--amber);font-size:12px;font-weight:850}.member-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.member-title-row strong{flex:0 0 auto;color:var(--blue-dark);font-size:17px}.member-facts{margin:18px 0 0}.member-facts>div{display:grid;grid-template-columns:88px minmax(0,1fr);gap:12px;padding:11px 0;border-top:1px solid var(--line)}.member-facts dt{color:var(--muted);font-size:12px;font-weight:750}.member-facts dd{margin:0;font-size:13px;font-weight:760;line-height:1.55}
.member-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.member-head .member-kicker{margin-bottom:0}.service-proof{text-align:right}.service-proof span{display:block;color:var(--muted);font-size:11px;font-weight:750}.service-proof strong{display:block;margin-top:4px;color:var(--blue-dark);font-size:13px}.service-proof b{font-size:18px;font-variant-numeric:tabular-nums}.member-title-row{margin-top:16px}.member-questions{display:grid;gap:8px;margin-top:16px}.member-question{border-top:1px solid var(--line)}.member-question summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0;cursor:pointer;list-style:none;font-size:13px;font-weight:850}.member-question summary::-webkit-details-marker{display:none}.member-question summary::after{content:"＋";color:var(--blue-dark);font-size:17px}.member-question[open] summary::after{content:"−"}.member-question-body{padding:0 0 16px;color:var(--muted);font-size:13px;line-height:1.75}.member-question-body p{margin:0 0 8px}.member-question-body p:last-child{margin-bottom:0}.member-question-body ul{margin:0;padding-left:16px}.qr-area{margin:16px auto;text-align:center}.qr-frame{display:block;margin:0 auto;padding:0;cursor:zoom-in}.qr-hint{margin:8px 0 0;color:var(--blue-dark);font-size:12px;font-weight:750}.qr-dialog{width:min(92vw,460px);border:0;padding:0;background:transparent;color:var(--ink)}.qr-dialog::backdrop{background:color-mix(in srgb,var(--ink) 58%,transparent);backdrop-filter:blur(4px)}.qr-dialog-shell{position:relative;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;background:var(--paper);box-shadow:var(--shadow);text-align:center}.qr-dialog-close{position:absolute;top:16px;right:16px;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--paper);font-size:24px}.qr-dialog-shell h2{margin:4px 40px;font-size:22px}.qr-dialog-shell>p{margin:0 0 16px;color:var(--muted);font-size:13px}.qr-dialog-frame{width:min(72vw,340px);height:min(72vw,340px);margin:auto;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper)}.qr-dialog-frame img{display:block;width:100%;height:100%;object-fit:cover;object-position:center 62%;transform:scale(1.5)}
.help-dialog{width:min(94vw,640px);max-height:92vh;margin:4vh 0 4vh auto;border:0;border-radius:28px 0 0 28px;padding:0;color:var(--ink);box-shadow:-24px 0 70px rgba(21,49,89,.22)}.help-dialog::backdrop{background:rgba(15,23,42,.4);backdrop-filter:blur(3px)}.help-shell{padding:26px}.help-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}.help-head h2{margin:5px 0;font-size:28px}.help-head p{margin:0;color:var(--muted);line-height:1.65}.help-close{width:42px;height:42px;border:1px solid var(--line);border-radius:50%;background:#fff;font-size:23px}.help-summary{margin:20px 0 12px;border-radius:var(--radius-sm);padding:14px 16px;background:var(--blue-soft);color:#24568f;line-height:1.65;font-weight:700}.faq-list{display:grid;gap:10px}.faq-item{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff}.faq-item summary{display:flex;align-items:flex-start;gap:12px;padding:16px;cursor:pointer;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-num{display:grid;width:34px;height:34px;flex:0 0 34px;place-items:center;border-radius:10px;background:#e7f0ff;color:#155fc7;font-weight:900}.faq-title{display:grid;gap:4px;line-height:1.45}.faq-title small{color:var(--muted);font-weight:650}.faq-answer{padding:0 16px 17px 62px;color:var(--muted);line-height:1.7}.faq-answer strong{color:var(--ink)}.faq-answer ol,.faq-answer ul{margin:8px 0 0;padding-left:20px}.faq-answer p{margin:7px 0}.faq-item[open]{border-color:#a8c8f8;background:#fafdff}.mock{margin:6px 0 15px;border:1px solid #cad4e3;border-radius:14px;padding:18px;background:#fff;color:#1f2937;box-shadow:var(--shadow-soft);text-align:center}.mock.dark{border-color:#31313a;background:#0b0d10;color:#fff}.mock h4{margin:0 0 8px;font-size:18px}.mock p{margin:6px 0;font-size:12px;line-height:1.5}.mock-box{margin:10px 0;border:1px solid #d7deea;border-radius:9px;padding:10px 12px;background:#f8fafc;text-align:left;font-size:11px;line-height:1.55}.mock.dark .mock-box{border-color:#818cf8;background:transparent;color:#a5b4fc}.mock-button{display:block;margin:9px 0 0;border-radius:var(--pill);padding:8px;background:#111827;color:#fff;font-size:12px;font-weight:800}.mock.dark .mock-button{background:#fff;color:#111}.mock-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}.mock-actions span{border:1px solid #d4d9e2;border-radius:var(--pill);padding:7px;font-size:11px}.mock-warn{margin-top:9px;color:#dc2626;font-size:10px;line-height:1.5;text-align:left}.mock-code{color:#64748b;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px}.mock-icon{margin-bottom:8px;font-size:28px}
@keyframes panel-in{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}
@media(max-width:600px){.page{width:min(calc(100% - 20px),880px);padding:14px 0 64px}.panel{border-radius:22px;padding:22px 18px}.brand-logo{width:44px;height:44px;flex-basis:44px}.brand-tagline{max-width:190px}.help-button{min-height:40px;padding:0 13px}.eyebrow{margin-top:28px}.title{font-size:36px}.tutorial summary{align-items:flex-start;padding:20px}.tutorial video{width:calc(100% - 40px);margin:0 20px 20px}.number-head{align-items:flex-start}.details,.actions{grid-template-columns:1fr 1fr}.help-dialog{width:100%;max-height:94vh;margin:6vh 0 0;border-radius:26px 26px 0 0}.help-shell{padding:22px 18px}.faq-answer{padding-left:18px}.aftercare{text-align:left}}
@media(max-width:520px){.aftercare-split{grid-template-columns:minmax(0,1fr)}.contact{padding:22px 0}.member-service{border-block-start:1px solid var(--line-strong);border-inline-start:0;padding:22px 0}.wechat{align-items:flex-start;flex-direction:column}.wechat .secondary{width:100%}}
@media(max-width:370px){.details,.actions{grid-template-columns:1fr}.brand-tagline{max-width:145px}.sms-title-row{align-items:flex-start;flex-direction:column}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}
.help-dialog{max-width:none!important}
.primary,.secondary,.help-button,.copy-icon,.tutorial-action,.code-help,.help-close{white-space:nowrap}
.wechat{gap:8px}.wechat span,.wechat strong{flex:0 0 auto;white-space:nowrap}.wechat strong{overflow:visible;text-overflow:clip}.assist-service{margin-top:24px;padding-top:24px;border-top:1px solid var(--line-strong)}.assist-service h4{margin:0;font-size:17px;line-height:1.4}.assist-service>p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.7}.assist-list{margin:16px 0 0;padding:0;list-style:none}.assist-list li{display:grid;grid-template-columns:72px minmax(0,1fr);gap:12px;padding:12px 0;border-top:1px solid var(--line)}.assist-list strong{font-size:13px}.assist-list span{color:var(--muted);font-size:12px;line-height:1.6}.assist-service>.assist-note{margin-top:4px;padding-top:12px;border-top:1px solid var(--line);font-size:12px}
.page,.screen,.panel,.brand-row,.tutorial summary,.number-head,.sms-title-row{min-width:0;max-width:100%}.code-help{min-width:0}
.extract-form input,.extract-form .primary{height:64px;min-height:64px}
@media(hover:hover) and (pointer:fine){.primary:hover,.member-cta:hover{transform:translateY(-1px)}.member-cta:hover{background:var(--blue-dark)}}
@media(pointer:coarse){button,.tutorial summary{min-height:44px}}
@media(max-width:370px){.workspace>.brand-row,.tutorial summary,.number-head{align-items:stretch;flex-direction:column}.workspace-actions,.workspace-actions .secondary,.number-head>.help-button{width:100%}.tutorial-action{align-self:flex-start}.number-head-left{min-width:0}.code-help{font-size:14px}}
@media(max-width:520px){.wechat{align-items:center;flex-direction:row}.wechat .secondary{width:auto;padding-inline:12px}.assist-list li{grid-template-columns:68px minmax(0,1fr)}}
.contact{padding-inline-end:calc(var(--space-lg) + var(--space-xs))}
.wechat{display:grid;grid-template-columns:auto minmax(0,1fr) auto;width:100%;max-width:100%;gap:var(--space-xs);padding:var(--space-xs) var(--space-sm)}
.wechat span{font-size:var(--text-xs);line-height:1.2}.wechat strong{min-width:0;font-size:var(--text-sm);line-height:1.2;text-align:center}.wechat .secondary{min-width:56px;min-height:36px;padding-inline:var(--space-xs);font-size:var(--text-xs)}
.member-service{display:flex;flex-direction:column}.member-questions{flex:1;grid-template-rows:repeat(2,minmax(calc(var(--space-lg) * 4),1fr));gap:0}.member-question{min-height:0}.member-question:not([open]) summary{height:100%}
@media(max-width:520px){.contact{padding-inline-end:0}.member-service{display:block}.member-questions{grid-template-rows:none}.member-question:not([open]) summary{height:auto}}