:root{--shadow: 0 18px 50px -28px rgba(26, 24, 22, .28);--ink: #1a1816;--muted: #7a756f;--line: #e6e2dd;--paper: #ffffff;--paper-soft: #f5f3f0;--surface: #ffffff;--accent: #1a1816;--accent-dark: #000000;--gold: #c9b8a8;--praline: #c9b8a8;--rose: #a8887c;--blue: #8a8f8c;--sage: #9a9f97;--col-gap: clamp(20px, 3vw, 48px);--radius-img: 20px;--serif: "Cinzel", "Chiron Sung HK WS", "Noto Serif TC", "PMingLiU", serif;--sans: "Poppins", "Noto Sans TC", "Noto Sans KR", "Microsoft JhengHei", system-ui, sans-serif;font-family:var(--sans)}*{box-sizing:border-box}img,picture,video{border-radius:var(--radius-img)}body{margin:0;color:var(--ink);background:linear-gradient(180deg,var(--surface) 0%,var(--paper) 42%,var(--paper-soft) 100%);line-height:1.6}button,input{font:inherit}button{cursor:pointer}.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:64px;padding:12px clamp(18px,3vw,34px);background:#fffffff0;backdrop-filter:blur(18px);border-bottom:1px solid rgba(26,24,22,.16)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.brand-mark{width:38px;height:38px;border-radius:8px;background:linear-gradient(135deg,rgba(255,255,255,.34),transparent 45%),var(--gold);display:grid;place-items:center;font-weight:400;color:var(--ink)}.brand strong{display:block;font-size:16px}.brand span{display:block;margin-top:1px;color:var(--muted);font-size:12px}.back-link{color:var(--accent-dark);text-decoration:none;font-size:14px}.back-link:hover{text-decoration:underline}.page{max-width:460px;margin:0 auto;padding:40px 20px 80px}.page-head h1{margin:0;font-size:30px}.page-head p{margin:12px 0 0;color:var(--muted);font-size:14px;line-height:1.75}.login-card{margin-top:24px;padding:22px;background:var(--surface);border:1px solid rgba(26,24,22,.13);border-radius:8px;display:grid;gap:14px}.login-card[hidden]{display:none}.login-card h2{margin:0;font-size:20px}.field{display:grid;gap:6px;font-size:13px;color:var(--ink)}.field input{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:var(--surface);outline:none;font-size:15px}.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #1a181626}#loginCode{letter-spacing:8px;font-size:22px;text-align:center}.primary-button,.secondary-button{border-radius:0;border:1px solid transparent;height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;text-decoration:none;font-size:15px}.primary-button{color:#fff;background:var(--accent);box-shadow:0 10px 24px #1a181638}.primary-button:hover{background:var(--accent-dark)}.primary-button:disabled{opacity:.6;cursor:default}.secondary-button{background:var(--surface);border-color:var(--line);color:var(--ink)}.linkish{border:0;background:none;color:var(--muted);font-size:13px;text-decoration:underline;justify-self:start;padding:0}.status{margin:0;font-size:13px;color:var(--muted);line-height:1.6;min-height:1em}.status.error{color:#8d4137}.code-hint{margin:0;font-size:14px;color:var(--muted)}.done-email{margin:0;font-size:15px;color:var(--accent-dark);font-weight:500}.perm-line{display:flex;align-items:center;gap:8px;font-size:14px;padding:8px 0}.perm-on{color:#47603f}.perm-off{color:var(--muted)}.pending-note{padding:13px 14px;border-radius:8px;background:var(--paper-soft);border:1px solid rgba(26,24,22,.24);color:var(--muted);font-size:13px;line-height:1.7}.pending-note a{color:var(--accent-dark);font-weight:500}.done-actions{display:flex;gap:10px;flex-wrap:wrap}.login-dust{position:fixed;inset:0;z-index:0;width:100%;height:100%;pointer-events:none}body{background:var(--paper)}main.page{padding-top:120px!important}.page{position:relative;z-index:1;max-width:none;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:120px 20px 80px}.login-shell{position:relative;width:min(440px,100%);padding:36px 34px 30px;background:#ffffffd1;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);box-shadow:0 30px 80px -40px #1a181659}.login-shell:before{content:"";position:absolute;left:10%;right:10%;bottom:-2px;height:1px;background:linear-gradient(90deg,transparent,var(--praline),transparent)}.login-shell:after{content:"";position:absolute;inset:auto 15% -60px;height:90px;background:radial-gradient(ellipse at center,rgba(201,184,168,.45),transparent 70%);filter:blur(18px);z-index:-1;pointer-events:none}.page-head h1{font-family:var(--serif);font-weight:300;font-size:36px;line-height:1.15}.page-head p{font-size:14px}.login-card{margin-top:26px;padding:0;background:transparent;border:0;border-radius:0;gap:16px}.field input{border-radius:2px;padding:13px 14px;background:#fff}.field input:focus{outline:none;border-color:var(--ink)}.primary-button{border-radius:0;height:48px}.secondary-button{border-radius:0}.consent{font-size:12px;color:var(--muted);line-height:1.6}.consent a{color:var(--ink);border-bottom:1px solid var(--ink)}@media(max-width:520px){.login-shell{padding:28px 22px 24px}.page{padding-top:96px}}