:root{
  --ink:#172033;--muted:#667085;--faint:#98a2b3;--blue:#2563eb;--blue-hover:#1d4ed8;--blue-soft:#eff6ff;
  --violet:#475569;--line:#e4e7ec;--paper:#f8fafc;--white:#fff;--green:#039855;--radius:14px;
  font-family:Inter,"Pretendard Variable","Pretendard",-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",sans-serif;
  color:var(--ink);background:var(--paper);font-synthesis:none;font-size:16px;
}
*{box-sizing:border-box}body{margin:0;line-height:1.65;background:var(--paper)}body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,#fff8 1px,transparent 1px);background-size:80px 80px}
button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button{border:0}a{color:var(--blue);text-underline-offset:4px}
h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.4;word-break:keep-all}p{word-break:keep-all;overflow-wrap:anywhere}
button,a,input,summary,progress{accent-color:var(--blue)}:focus-visible{outline:3px solid #5082f1;outline-offset:4px}
[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.icon{width:21px;height:21px;flex:none;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}
.container{width:min(1120px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;left:16px;top:-80px;z-index:30;background:white;padding:12px 18px;border-radius:8px}.skip-link:focus{top:12px}

.site-header{position:fixed;inset:0 auto 0 0;width:232px;background:#fff;border-right:1px solid var(--line);z-index:10}
.header-inner{height:100%;padding:36px 20px 25px;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);font-size:1.45rem;font-weight:780;letter-spacing:-1px;padding:0 10px}
.brand-mark{width:36px;height:36px;flex:none;display:grid;place-items:center;border-radius:10px;background:#172033;color:white;box-shadow:none}
.brand-mark .icon{width:22px;height:22px;stroke-width:1.7}.brand-description{font-size:.8rem;color:var(--muted);margin:12px 10px 37px}
.nav-label{font-size:.75rem;font-weight:700;letter-spacing:.1em;color:var(--faint);margin:0 14px 10px}
.site-nav{display:flex;flex-direction:column;gap:6px}
.site-nav a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:8px;text-decoration:none;color:var(--muted);font-size:.9375rem;font-weight:600;min-height:46px}
.site-nav a:hover{background:#f8fafc;color:var(--ink)}.site-nav a[aria-current=page]{background:#eef4ff;color:var(--blue);font-weight:700}
.nav-dot{margin-left:auto;width:6px;height:6px;border-radius:50%;background:currentColor}.site-nav a:not([aria-current=page]) .nav-dot{display:none}
.sidebar-bottom{margin-top:auto;padding:26px 12px 0}.sidebar-bottom>a{display:flex;align-items:center;gap:9px;font-size:.875rem;text-decoration:none;color:var(--muted);padding:10px 0}
.sidebar-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:.8rem;line-height:1.75;color:var(--muted)}.sidebar-note strong{font-weight:600;color:#526078}
.site-body{margin-left:232px;min-width:0;min-height:100vh}.app-main{padding-top:48px}
.app-heading{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:28px}
.eyebrow{font-size:.8125rem;font-weight:650;color:var(--muted);margin-bottom:7px;letter-spacing:.025em}.app-heading h1{font-size:2rem;font-weight:760;letter-spacing:-1.5px}
.app-heading h1 span{color:var(--blue)}.heading-description{font-size:.9375rem;color:var(--muted);margin-top:8px}
.help-link{font-size:.8125rem;white-space:nowrap;color:var(--muted);text-decoration:none;display:flex;align-items:center;gap:7px}
.help-link>span{display:grid;place-items:center;width:17px;height:17px;border:1.5px solid #a0acbd;border-radius:50%;font-size:11px;font-weight:800}
.mailbox-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:25px 28px 0;box-shadow:0 1px 2px #1018280a;overflow:hidden}
.mailbox-card::before{display:none}
.mailbox-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.mailbox-top h2{font-size:1rem;font-weight:700;display:flex;align-items:center;gap:9px}.mailbox-top h2 .icon{color:var(--blue)}
.free-label{font-size:.75rem;font-weight:600;color:#475467;background:#f9fafb;border:1px solid var(--line);border-radius:999px;padding:3px 9px;white-space:nowrap}
.address-box{display:flex;align-items:center;gap:9px;padding:9px 9px 9px 19px;background:#f8fafc;border:1px solid #d0d5dd;border-radius:10px;box-shadow:none}
.address-box input{width:100%;min-width:0;border:0;background:transparent;color:#1d2939;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:clamp(.875rem,1.28vw,1.125rem);letter-spacing:-.25px;padding:7px 0;line-height:1.75}
.address-box input::placeholder{font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;color:#8290a3;font-size:.9375rem;letter-spacing:-.25px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 17px;border-radius:9px;font-size:.875rem;font-weight:650;text-decoration:none;white-space:nowrap;line-height:1.5}
.button-primary{background:var(--blue);color:white;box-shadow:none}.button-primary:hover:not(:disabled){background:var(--blue-hover);box-shadow:0 1px 2px #10182824}
.button-light{background:#f2f4f7;color:#344054}.button-light:hover:not(:disabled){background:#eaecf0}.button-quiet{background:transparent;color:var(--muted);padding:7px 10px}.button-quiet:hover:not(:disabled){background:#f2f4f7;color:#344054}
.button-dark{background:var(--blue);color:white}.copy-button,.create-button{flex:none}.copy-button .icon{width:18px;height:18px}
.mailbox-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:61px}
.time-remaining{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:.8125rem;flex-wrap:wrap}.time-remaining .icon{width:16px;height:16px}
progress{appearance:none;border:0;height:4px;width:72px;border-radius:4px;overflow:hidden;background:#e7edf7;margin-left:4px}progress::-webkit-progress-bar{background:#e7edf7}progress::-webkit-progress-value{background:#739aef}progress::-moz-progress-bar{background:#739aef}
.text-button{background:transparent;color:var(--muted);font-size:.8125rem;padding:10px 0;min-height:44px}.text-button:hover{color:#bb3c43}
.service-status{display:flex;align-items:center;gap:8px;background:#fcfcfd;border-top:1px solid #eaecf0;margin:0 -28px;padding:11px 28px;min-height:46px}
.service-status p{color:var(--muted);font-size:.8125rem;line-height:1.65;flex:1}.service-status p.is-error{color:#b34045}
.status-dot{width:6px;height:6px;border-radius:50%;flex:none;background:#91a0b7}.status-dot[data-state=active]{background:var(--green);box-shadow:0 0 0 3px #17825d0c}.status-dot[data-state=error]{background:#c94d55}
.inline-action{color:var(--blue);background:transparent;white-space:nowrap;font-size:.8125rem;font-weight:650;text-decoration:underline;padding:7px 0}

.inbox-workspace{margin-top:24px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 1px 2px #1018280a;overflow:hidden}
.inbox-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:17px 24px;border-bottom:1px solid var(--line);background:#fff}
.inbox-title{display:flex;align-items:center;gap:9px}.inbox-title>.icon{color:var(--muted);width:19px;height:19px}.inbox-title h2{font-size:1rem;font-weight:700}
.count-badge{background:var(--blue-soft);color:var(--blue);border-radius:6px;min-width:22px;padding:1px 6px;font-size:.75rem;font-weight:750;text-align:center;margin-left:1px}
.inbox-toolbar .button{font-size:.8125rem;min-height:36px}.inbox-toolbar .button .icon{width:17px;height:17px}
.inbox-layout{display:grid;grid-template-columns:minmax(0,1fr);min-height:275px}
.inbox-workspace[data-view=detail] .inbox-layout{grid-template-columns:minmax(235px,35%) minmax(0,1fr)}
.inbox-list-panel{min-width:0}.inbox-workspace[data-view=detail] .inbox-list-panel{border-right:1px solid var(--line)}
.message-list{max-height:550px;overflow:auto}.empty-state{min-height:275px;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:28px 24px}
.empty-symbol{display:grid;place-items:center;width:52px;height:52px;border:1px solid #dbe5f5;border-radius:14px;color:#2563eb;background:#f5f9ff;font-size:24px;font-family:Arial,sans-serif;margin-bottom:19px}
.empty-state h3{font-size:1rem;font-weight:650;letter-spacing:-.4px}.empty-state p{font-size:.875rem;line-height:1.85;color:var(--muted);margin-top:8px;max-width:320px}
.empty-note{font-size:.75rem;color:var(--faint);margin-top:18px}.empty-state .button{margin-top:18px}
.inbox-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 24px;background:#fcfdff;border-top:1px solid var(--line)}
.inbox-footer p{font-size:.75rem;color:var(--muted)}.inbox-footer>a{font-size:.75rem;color:var(--muted);text-decoration:none;flex:none}.inbox-footer>a:hover{color:var(--blue)}
.message-item{display:flex;align-items:center;gap:14px;text-align:left;width:100%;padding:20px 24px;border-bottom:1px solid #edf0f6;background:white;color:var(--ink);min-height:89px}
.message-item:last-child{border-bottom:0}.message-item:hover{background:#f8faff}.message-item.selected{background:#f0f5ff;box-shadow:inset 3px 0 var(--blue)}
.sender-avatar{width:39px;height:39px;display:grid;place-items:center;flex:none;border-radius:12px;background:#edf3ff;color:#446bba;font-size:1rem;font-weight:700}
.message-summary{display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}.message-sender{font-size:.8125rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}
.message-summary strong{font-size:.9375rem;font-weight:650;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.message-item time{font-size:.75rem;color:var(--muted);white-space:nowrap}.message-arrow{font-size:22px;color:#98a5b8;line-height:1}
.inbox-workspace[data-view=detail] .message-item{padding:18px 16px;gap:9px;flex-wrap:wrap}.inbox-workspace[data-view=detail] .message-item time{padding-left:48px;width:100%}
.inbox-workspace[data-view=detail] .message-arrow{display:none}.detail-panel{min-width:0}.detail-toolbar{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;border-bottom:1px solid #f0f3f8}
.detail-toolbar .button{font-size:.8125rem}.subtle-label{font-size:.75rem;color:var(--muted)}.message-detail{padding:26px;outline-offset:-4px;min-height:270px}
.message-detail>.empty-state{padding-inline:0}.message-detail h3{font-size:1.2rem;overflow-wrap:anywhere}.detail-meta{font-size:.8125rem;color:var(--muted);margin-top:12px;overflow-wrap:anywhere;word-break:break-word}
.message-detail pre{font:inherit;font-size:1rem;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;max-height:520px;overflow:auto;border-top:1px solid var(--line);padding-top:23px;margin-top:24px;color:#344258}
.code-copy{padding:12px 17px;background:var(--blue-soft);border:1px solid #dbe7fd;border-radius:9px;color:var(--blue);font-size:.9375rem;font-weight:650;margin-top:23px}
.privacy-note{display:flex;align-items:flex-start;gap:9px;padding:18px 4px;color:var(--muted)}.privacy-note .icon{width:16px;height:16px;margin-top:3px;color:#8697ad}
.privacy-note p{font-size:.75rem;line-height:1.85}.privacy-note a{color:#5c7397;white-space:nowrap}
.how-it-works{padding-top:24px}.section-heading{display:flex;align-items:center;gap:13px;margin-bottom:19px}.section-heading h2{font-size:1rem;font-weight:700}.section-heading>span{font-size:.75rem;color:var(--muted)}
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:0;margin:0}
.steps li{display:flex;gap:12px;padding:19px 16px;background:#fff;border:1px solid var(--line);border-radius:12px}.step-number{font-size:.8125rem;font-weight:700;color:#2563eb;line-height:1.9}
.steps h3{font-size:.875rem;font-weight:650}.steps p{font-size:.8125rem;color:var(--muted);margin-top:6px;line-height:1.8}
.home-guide{display:grid;grid-template-columns:1fr 1.2fr;align-items:center;gap:55px;margin-top:39px;padding:34px 0 36px;border-top:1px solid var(--line)}
.guide-tag{font-size:.75rem;color:var(--blue);font-weight:650}.home-guide h2{font-size:1.25rem;letter-spacing:-.65px;margin-top:8px}.home-guide p{font-size:.875rem;color:var(--muted);line-height:1.9;margin-top:12px}
.guide-links{display:flex;flex-direction:column}.guide-links a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0;border-bottom:1px solid var(--line);font-size:.875rem;text-decoration:none;color:#4b5a71}
.guide-links a:first-child{padding-top:0}.guide-links a:hover{color:var(--blue)}.guide-links a>span:last-child{color:#8e9eb5}

.site-footer{padding:25px 0 28px;border-top:1px solid var(--line)}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:20px}
.footer-brand{font-size:1rem;font-weight:750;letter-spacing:-.5px;color:#637087;text-decoration:none}.footer-links{display:flex;flex-wrap:wrap;gap:10px 20px}
.footer-links a{font-size:.75rem;text-decoration:none;color:var(--muted)}.footer-bottom{font-size:.75rem;color:var(--faint);margin-top:11px}

.page-main{padding-top:46px;padding-bottom:65px}.page-heading{margin-bottom:32px;max-width:720px}.page-heading .eyebrow{color:var(--blue);font-size:.8125rem;margin-bottom:12px}
.page-heading h1{font-size:2rem;letter-spacing:-1.2px;font-weight:750}.page-heading>p{font-size:1rem;color:var(--muted);line-height:1.9;margin-top:15px}
.breadcrumb{font-size:.8125rem;color:var(--muted);margin-bottom:24px}.breadcrumb a{color:var(--muted);text-decoration:none}
.article-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.article-card{display:flex;flex-direction:column;align-items:flex-start;position:relative;background:white;padding:29px;border:1px solid var(--line);border-radius:12px}
.category{color:var(--blue);background:var(--blue-soft);padding:3px 8px;border-radius:5px;font-size:.75rem;font-weight:600;margin-bottom:19px}
.article-card h2{font-size:1.2rem;letter-spacing:-.6px;line-height:1.6}.article-card h2 a{color:var(--ink);text-decoration:none}.article-card h2 a:hover{color:var(--blue)}
.article-card p{font-size:.9375rem;line-height:1.85;color:var(--muted);margin:14px 0 24px}.article-card>a{font-size:.8125rem;text-decoration:none;margin-top:auto;font-weight:650}
.article-body{max-width:790px;background:white;padding:38px 44px;border:1px solid var(--line);border-radius:12px;line-height:1.95}
.article-body h2{font-size:1.25rem;margin:38px 0 17px;letter-spacing:-.5px}.article-body h2:first-child{margin-top:0}.article-body h3{font-size:1.125rem;margin-top:24px}
.article-body p,.article-body ul,.article-body ol{margin:14px 0;color:#44526a}.article-body li{padding:5px 0}.article-body li::marker{color:#92a4bf}.article-body a{overflow-wrap:anywhere}
.article-body table{border-collapse:collapse;width:100%;font-size:.875rem;margin:22px 0}.article-body th,.article-body td{border:1px solid var(--line);padding:13px;text-align:left;vertical-align:top}.article-body th{background:#f5f8fd}
.article-meta{font-size:.8125rem;color:var(--muted)!important;padding-bottom:21px;border-bottom:1px solid var(--line);margin-top:0!important}
.article-back{font-size:.875rem;line-height:2;margin-top:25px}.sources{border-top:1px solid var(--line);padding-top:15px;margin-top:36px;font-size:.875rem}
.notice-card{padding:20px 24px;background:var(--blue-soft);border-left:3px solid #6995f0;border-radius:0 10px 10px 0;margin:24px 0}
.faq-list{max-width:820px;display:flex;flex-direction:column;gap:12px}.faq-list details{background:white;border:1px solid var(--line);border-radius:12px;padding:22px 25px}
.faq-list summary{cursor:pointer;font-size:1rem;font-weight:600;line-height:1.6}.faq-list details[open]{border-color:#c8d8f7}.faq-list details p{font-size:1rem;color:var(--muted);margin-top:18px;line-height:1.9}
.article-ad{margin:36px 0;border-top:1px solid var(--line);padding-top:14px}.article-ad>span{font-size:.75rem;color:var(--muted)}
dialog{border:1px solid var(--line);border-radius:20px;max-width:450px;width:calc(100% - 32px);padding:30px;color:var(--ink);box-shadow:0 24px 100px #18223024}
dialog::backdrop{background:#16284866;backdrop-filter:blur(3px)}dialog h2{font-size:1.35rem;font-weight:750;letter-spacing:-.5px}dialog p{font-size:.9375rem;color:var(--muted);line-height:1.9;margin-top:14px}
.dialog-symbol{display:grid;place-items:center;width:44px;height:44px;background:var(--blue-soft);color:var(--blue);border-radius:13px;font-size:24px;margin-bottom:20px}
.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:28px}dialog input{margin-top:20px;width:100%;padding:13px;border:1px solid #d6e1f3;background:#f6f9ff;border-radius:8px;color:#244b94;font-size:1rem}
.no-script{padding:20px;color:#a03f3f;background:#fff1f1;border-radius:12px}

@media(min-width:1600px){.container{width:min(1130px,calc(100% - 130px))}.app-main{padding-top:55px}.app-heading{margin-bottom:32px}.empty-state{min-height:310px}}
@media(max-width:1180px){.site-header{width:196px}.site-body{margin-left:196px}.header-inner{padding-inline:15px}.brand{font-size:1.4rem;gap:8px;padding-inline:6px}.container{width:calc(100% - 56px)}.app-heading h1{font-size:1.6rem}.help-link{display:none}.steps{gap:10px}.steps li{padding:16px 12px;gap:9px}.address-box input{font-size:.875rem}.address-box{flex-wrap:wrap}.address-box input{flex-basis:100%}.address-box .copy-button{flex:1}.address-box .create-button{margin-left:auto}.home-guide{gap:28px}}
@media(max-width:900px){.site-header{position:static;width:100%;border-right:0;border-bottom:1px solid var(--line)}.header-inner{padding:18px 24px 0;display:flex;height:auto;flex-direction:row;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}.brand{font-size:1.45rem;padding:0}.brand-mark{width:33px;height:33px;border-radius:10px}.brand-mark .icon{width:21px;height:21px}.brand-description,.nav-label,.sidebar-bottom{display:none}.site-nav{flex-direction:row;gap:4px}.site-nav a{font-size:.875rem;padding:9px 13px;min-height:44px;margin-bottom:12px}.site-nav .icon{width:18px;height:18px}.nav-dot{display:none!important}.site-body{margin-left:0}.container{width:calc(100% - 48px)}.app-main{padding-top:30px}.address-box{flex-wrap:nowrap}.address-box input{flex-basis:auto}.address-box .copy-button{flex:none}.app-heading h1{font-size:1.75rem}.page-main{padding-top:33px}}
@media(max-width:640px){
  .header-inner{padding:17px 20px 0;gap:15px;align-items:flex-start}.brand{font-size:1.4rem}.site-nav{width:100%;gap:7px}.site-nav a{flex:1;justify-content:center;margin-bottom:0;border-radius:8px 8px 0 0;padding:10px 7px;font-size:.8125rem;gap:7px}.site-nav .icon{width:17px;height:17px}
  .container{width:calc(100% - 32px)}.app-main{padding-top:27px}.app-heading{margin-bottom:21px}.app-heading h1{font-size:1.5rem;letter-spacing:-.9px}.eyebrow{font-size:.75rem;margin-bottom:7px}.heading-description{font-size:.8125rem;line-height:1.8;margin-top:7px}
  .mailbox-card{padding:20px 18px 0;border-radius:15px}.mailbox-top{margin-bottom:15px}.mailbox-top h2{font-size:.9375rem;gap:7px}.free-label{font-size:.75rem;padding:3px 6px}
  .address-box{flex-wrap:wrap;padding:11px;gap:8px}.address-box input{flex-basis:100%;font-size:.875rem;padding:8px 2px;line-height:1.8}.address-box input::placeholder{font-size:.8125rem}
  .address-box .button{min-height:45px}.address-box .copy-button{flex:1}.mailbox-card[data-has-mailbox=false] .create-button{width:100%}.mailbox-bottom{gap:8px;min-height:62px}.time-remaining{font-size:.75rem;gap:5px}.time-remaining progress{display:none}.text-button{font-size:.75rem}
  .service-status{padding:11px 18px;margin-inline:-18px;align-items:flex-start;gap:7px}.service-status .status-dot{margin-top:8px}.service-status p{font-size:.75rem;line-height:1.85}.inline-action{padding:1px 0;font-size:.75rem}
  .inbox-workspace{margin-top:19px;border-radius:15px}.inbox-toolbar{padding:14px 16px}.inbox-title{gap:7px}.inbox-title h2{font-size:.9375rem}.inbox-toolbar .button{padding-inline:2px;font-size:.75rem}.empty-state{min-height:252px;padding:28px 22px}.empty-state h3{font-size:.9375rem}.empty-state p{font-size:.8125rem}
  .inbox-layout{min-height:252px}.inbox-workspace[data-view=detail] .inbox-layout{display:block}.inbox-workspace[data-view=detail] .inbox-list-panel{display:none}.message-item{padding:18px 15px;gap:10px;flex-wrap:wrap}.message-item time{padding-left:49px;width:100%}.message-arrow{display:none}.message-summary strong{font-size:.875rem}.message-sender{font-size:.75rem}
  .inbox-footer{padding:12px 16px;gap:8px;align-items:flex-start;flex-direction:column}.inbox-footer p,.inbox-footer>a{font-size:.75rem}.message-detail{padding:21px}.message-detail h3{font-size:1.125rem}.detail-toolbar{padding-inline:12px}.privacy-note{padding:15px 2px;gap:7px}.privacy-note p{font-size:.75rem}
  .how-it-works{padding-top:18px}.section-heading{gap:10px}.section-heading h2{font-size:.9375rem}.steps{grid-template-columns:1fr;gap:8px}.steps li{padding:14px 17px;gap:15px}.steps p{margin-top:3px}.steps h3{font-size:.875rem}.step-number{font-size:.8125rem}
  .home-guide{grid-template-columns:1fr;gap:27px;margin-top:28px;padding:28px 0}.home-guide h2{font-size:1.2rem}.home-guide h2 br{display:none}.home-guide p br{display:none}.home-guide p{font-size:.875rem}.guide-links a{font-size:.8125rem;padding:16px 0}
  .footer-top{align-items:flex-start;flex-direction:column;gap:15px}.footer-links{gap:10px 16px}.footer-links a{font-size:.75rem}.footer-bottom{font-size:.75rem;line-height:1.9}
  .page-main{padding-top:28px;padding-bottom:40px}.page-heading{margin-bottom:24px}.page-heading h1{font-size:1.65rem;letter-spacing:-.8px}.page-heading>p{font-size:.9375rem}.article-grid{grid-template-columns:1fr;gap:14px}.article-card{padding:25px}.article-card h2{font-size:1.125rem}.article-body{padding:27px 22px;border-radius:13px}.article-body h2{font-size:1.125rem;line-height:1.65}.article-body table{display:block;overflow:auto}.article-body th,.article-body td{min-width:125px}.faq-list details{padding:20px}.faq-list summary{font-size:.9375rem}.faq-list details p{font-size:1rem}
  dialog{padding:25px}.dialog-actions{display:grid;grid-template-columns:1fr 1fr}.dialog-actions .button{white-space:normal}.dialog-symbol{margin-bottom:17px}
}
@media(prefers-reduced-motion:no-preference){a,button{transition:background-color .16s,color .16s,box-shadow .16s}.mailbox-card{transition:border-color .2s,box-shadow .2s}.mailbox-card.mailbox-issued{animation:mailbox-arrival .78s cubic-bezier(.2,.8,.25,1)}.mailbox-card.mailbox-issued .address-box{animation:address-reveal .38s .09s both cubic-bezier(.2,.8,.25,1)}.mailbox-card.mailbox-issued .copy-button{animation:copy-pulse .44s .25s both ease-out}dialog[open]{animation:appear .15s ease-out}@keyframes mailbox-arrival{0%{border-color:#bfcdfb;box-shadow:0 20px 55px #35497912,0 0 0 0 #5369e500;transform:translateY(0)}45%{border-color:#7894f3;box-shadow:0 24px 64px #3549791d,0 0 0 6px #5369e51c;transform:translateY(-2px)}100%{border-color:#dce4f7;box-shadow:0 20px 55px #35497912,0 2px 8px #35497908;transform:translateY(0)}}@keyframes address-reveal{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes copy-pulse{0%{transform:scale(1);box-shadow:0 7px 15px #3159dc24}50%{transform:scale(1.035);box-shadow:0 10px 24px #3159dc45}100%{transform:scale(1);box-shadow:0 7px 15px #3159dc24}}@keyframes appear{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}}
@media(prefers-reduced-motion:reduce){.mailbox-card.mailbox-issued,.mailbox-card.mailbox-issued .address-box,.mailbox-card.mailbox-issued .copy-button{animation:none!important}}

.public-intro{margin:32px 0;max-width:none}.public-intro h2{font-size:1.25rem}.article-toc,.related-guides{padding:20px 24px;border:1px solid #e3e8ef;border-radius:16px;background:#f8fafc;margin:28px 0}.article-toc h2,.related-guides h2{margin-top:0;font-size:1.1rem}.article-body section[id]{scroll-margin-top:24px}.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;line-height:1.6}.breadcrumb a[aria-current="page"]{color:inherit}