:root{--ink:#171817;--paper:#f5f4ef;--muted:#71736f;--yellow:#ffe047;--green:#d3f4d3;--blue:#2c5de5;--border:2px solid var(--ink);font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none;color-scheme:light}
*{box-sizing:border-box}body{margin:0}button{font:inherit;cursor:pointer;touch-action:manipulation}button:disabled{cursor:default;opacity:.5}button:focus-visible{outline:3px solid #8ca9ff;outline-offset:3px}[hidden]{display:none!important}h1,h2,h3,p{margin:0}.workspace{max-width:1060px;margin:auto;padding:42px 32px 28px}.hero{display:flex;align-items:center;justify-content:space-between;gap:22px;margin-bottom:28px}.eyebrow{display:flex;align-items:center;gap:9px;font-size:11px;letter-spacing:1.6px;font-weight:800}.brand-mark{display:inline-grid;place-items:center;width:25px;height:25px;background:var(--ink);color:var(--yellow);border-radius:5px;font-size:15px;letter-spacing:0}.edition{font-weight:500;color:var(--muted);letter-spacing:0;border-left:1px solid #ccc;padding-left:9px}h1{font-size:36px;letter-spacing:-1px;margin:9px 0 9px;line-height:1.2}.title-dot{color:#d5a900}.hero p{font-size:13px;color:#60635d;line-height:1.8}.share-clock{display:flex;align-items:flex-end;flex-direction:column;gap:4px;color:var(--muted);font-size:11px;white-space:nowrap}.share-clock strong{color:var(--ink);font:700 24px/1.4 Consolas,monospace;font-variant-numeric:tabular-nums;letter-spacing:1px}.share-clock.ending strong{color:#a25320}.panel{background:#fff;border:var(--border);border-radius:12px;box-shadow:5px 5px 0 var(--ink);margin-bottom:26px;overflow:hidden}.gate{text-align:center;padding:42px 24px}.gate-icon{display:grid;place-items:center;width:60px;height:52px;border:var(--border);border-radius:9px;margin:0 auto 20px;background:var(--yellow);box-shadow:3px 3px var(--ink);font-size:27px}.gate h2{font-size:20px;line-height:1.4;margin-bottom:10px}.gate p{font-size:13px;line-height:1.9;color:var(--muted);max-width:520px;margin:auto}.gate.ended .gate-icon{background:#eeeae1}.mailbox-top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px}.mailbox-identity{flex:1;min-width:0}.kicker{font-size:10px;font-weight:750;letter-spacing:1.5px;color:var(--muted)}#mailbox-email{font:650 20px/1.5 Consolas,"Microsoft YaHei",monospace;overflow-wrap:anywhere;margin:5px 0 10px}.mailbox-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;font-size:11px;color:var(--muted)}.connection-badge{display:inline-flex;align-items:center;border:1px solid #bbbfb4;border-radius:20px;padding:4px 8px;background:#f0f1ec;font-size:10px;color:#596451}.connection-badge.online{background:var(--green);border-color:#a8cfa6;color:#326531}.connection-badge.offline,.connection-badge.checking{background:#fff0d8;border-color:#e4cda8;color:#956316}.mailbox-actions{display:flex;gap:8px;flex-wrap:wrap}.button{border:var(--border);border-radius:8px;padding:10px 14px;background:#fff;box-shadow:2px 3px 0 var(--ink);font-size:12px;font-weight:650;white-space:nowrap;transition:transform .12s,background .12s}.button:hover:not(:disabled){background:#f5f4ef}.button.primary{background:var(--blue);color:#fff}.button.primary:hover:not(:disabled){background:#214ed0}.button:active:not(:disabled){transform:translate(2px,2px);box-shadow:none}.button.small{padding:7px 10px;font-size:11px}.notice{padding:11px 14px;border:1px solid #e6d39c;border-radius:7px;background:#fff7dd;color:#7b6130;font-size:12px;line-height:1.8;margin:0 24px 20px}.codes-section{padding:0 24px 24px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}.section-heading h3{font-size:13px;font-weight:700}.subtle{font-size:10px;color:var(--muted)}.code-list{display:flex;flex-wrap:wrap;align-items:stretch;gap:10px}.code-tile{border:1.5px solid var(--ink);border-radius:8px;background:#fffae3;padding:12px 14px;display:flex;flex-direction:column;gap:6px;min-width:124px;max-width:100%}.code-value{font:750 20px/1.25 Consolas,monospace;letter-spacing:2px;user-select:all;color:var(--ink);overflow-wrap:anywhere}.code-time{font-size:10px;color:#6f7167;font-variant-numeric:tabular-nums}.code-origin{font-size:10px;color:#806c3c;line-height:1.4}.code-tile[data-folder="deleted"] .code-origin{color:#746d64}.code-subject{font-size:10px;color:#8d8160;line-height:1.5;max-width:210px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}.empty-hint{font-size:12px;color:var(--muted);line-height:1.8;padding:8px 0}.mail-list{background:#fafaf6;border-top:var(--border);padding:22px 24px 24px}.count-badge{display:inline-block;font-size:10px;color:#656b5c;background:#e9ede3;border-radius:4px;padding:3px 6px;margin-left:5px;font-weight:500}.folder-summary{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:13px}.folder-summary span{padding:4px 7px;background:#eceee6;border-radius:5px;font-size:10px;color:#68735e}.folder-summary .folder-error{color:#9b6332;background:#ffead8}.email-card{border:1.5px solid var(--ink);background:#fff;border-radius:8px;padding:16px;margin-bottom:12px}.email-card:last-child{margin-bottom:0}.email-top{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.email-title{font-size:14px;font-weight:750;line-height:1.5;overflow-wrap:anywhere}.email-time{font-size:10px;line-height:1.8;white-space:nowrap;color:#7f8577;font-variant-numeric:tabular-nums}.email-sender{font-size:11px;color:#737a6b;line-height:1.8;margin-top:7px;overflow-wrap:anywhere}.folder-pill{font-size:10px;border-radius:4px;background:#e9eefb;color:#4663a8;padding:3px 6px;display:inline-block;margin-right:7px}.folder-pill.junk{background:#fff0d8;color:#956316}.folder-pill.deleted{background:#ececeb;color:#666}.folder-pill.helper{background:#f1eaff;color:#6b51a1}.email-preview{font-size:12px;line-height:1.8;color:#777d70;margin:10px 0 12px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow-wrap:anywhere}.email-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:32px}.email-bottom .button{margin-left:auto}.inline-code{font:700 14px Consolas,monospace;letter-spacing:1px;background:var(--yellow);border:1px solid var(--ink);border-radius:5px;padding:4px 7px;user-select:all}.footer{display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#8d9187;line-height:1.7}.body-state{font-size:13px;color:var(--muted);padding:34px 18px;text-align:center;line-height:1.8}dialog{padding:0;border:var(--border);border-radius:12px;width:min(830px,92vw);max-height:90vh;box-shadow:6px 7px 0 #171817;overflow:hidden}dialog::backdrop{background:#1118;backdrop-filter:blur(3px)}.dialog-inner{padding:20px;display:flex;flex-direction:column;max-height:88vh}.dialog-toolbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.close-button{border:0;background:#f1f1eb;border-radius:6px;width:32px;height:32px;font-size:24px;line-height:1}.close-button:hover{background:#e4e4d9}#message-title{font-size:19px;line-height:1.5;margin:0 0 10px;overflow-wrap:anywhere;max-height:6em;overflow:auto}.message-meta{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:11px;color:#73796b;margin-bottom:13px;overflow-wrap:anywhere}.message-code{font:700 17px Consolas,monospace;letter-spacing:1px;margin:0 0 12px;align-self:flex-start;background:var(--yellow);border:1px solid var(--ink);border-radius:5px;padding:6px 9px;user-select:all}#message-frame{display:block;width:100%;height:54vh;min-height:180px;border:1px solid #d6d8cf;border-radius:7px;background:#fff}.mailbox-top[aria-busy="true"] #connection-badge.online{background:#e3ecff;color:#4663a8}.ended #gate-title{color:#494e42}
@media(max-width:760px){.workspace{padding:26px 20px 24px}.hero{align-items:flex-start;gap:14px}.hero p{font-size:12px;max-width:260px}h1{font-size:30px}.share-clock{padding-top:3px;font-size:10px}.share-clock strong{font-size:21px}.mailbox-top{align-items:flex-start;flex-direction:column;padding:20px;gap:16px}.mailbox-actions{width:100%}.mailbox-actions .button{flex:1}#mailbox-email{font-size:18px}.codes-section{padding:0 20px 20px}.notice{margin:0 20px 18px}.mail-list{padding:20px}.email-top{flex-direction:column;gap:3px}.code-tile{min-width:112px;padding:10px 12px}.code-value{font-size:19px}.code-subject{max-width:180px}.footer{flex-direction:column;gap:3px}}
@media(max-width:430px){.workspace{padding:21px 14px}.hero{flex-wrap:wrap;margin-bottom:20px}.share-clock{width:100%;flex-direction:row;align-items:center;gap:9px;padding-top:0}.share-clock strong{font-size:18px}.share-clock #expires-label{margin-left:auto;font-size:9px}.edition{font-size:10px}.mailbox-top{padding:17px}.codes-section{padding:0 17px 18px}.notice{margin:0 17px 16px}.mail-list{padding:17px}.code-list{gap:8px}.code-tile{flex:1 1 40%;min-width:110px}.code-subject{max-width:100%}.section-heading{gap:8px}.subtle{font-size:9px}dialog{width:94vw;box-shadow:3px 4px 0 #171817}.dialog-inner{padding:16px}#message-title{font-size:16px}#message-frame{height:55vh}.gate{padding:32px 17px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}dialog::backdrop{backdrop-filter:none}}
.page-tools{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-bottom:24px;font-size:10px;color:var(--muted)}.language-switch{display:flex;flex-shrink:0;border:1px solid #c9cdc0;border-radius:6px;overflow:hidden;background:#fff}.language-switch button{border:0;background:transparent;color:#67705e;padding:6px 9px;font-size:11px}.language-switch button[aria-pressed=true]{background:var(--ink);color:#fff}.language-switch button:hover:not([aria-pressed=true]){background:#e8ece1}.email-title{margin:0}@media(max-width:430px){.page-tools{margin-bottom:18px;font-size:9px;gap:7px}.language-switch button{font-size:10px;padding:6px 7px}.hero h1{font-size:29px}}
.dialog-tools{display:flex;align-items:center;gap:12px}@media(max-width:430px){.dialog-tools{gap:8px}}
.inline-code,.message-code{max-width:100%;overflow-wrap:anywhere}
.code-tile{position:relative;padding:0;gap:0}.code-card-main{display:flex;flex:1;flex-direction:column;align-items:flex-start;gap:6px;width:100%;padding:40px 14px 12px;border:0;border-radius:7px;text-align:left;background:transparent;color:inherit}.code-card-main:hover{background:#fff3bd}.code-copy{position:absolute;top:7px;right:7px;min-height:28px;padding:4px 8px;border:1px solid #b7a96d;border-radius:5px;background:#fffdf4;color:#6c591d;font-size:11px;line-height:1.3}.code-copy:hover{background:#ffe886}.code-card-main .code-subject{text-align:left}.clipboard-helper{position:fixed;left:-10000px;top:0;font-size:16px;width:1px;height:1px}#copy-toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);max-width:calc(100vw - 32px);padding:10px 16px;border-radius:8px;background:var(--ink);color:#fff;font-size:13px;line-height:1.5;text-align:center;box-shadow:0 4px 20px #0002;z-index:1000}#copy-toast.error{background:#813f25}@media(max-width:430px){.code-card-main{padding:39px 12px 11px}.code-copy{min-height:30px}}