:root{color-scheme:dark;--bg:#0a1119;--sidebar:#0b141d;--panel:#111e28;--panel2:#14242d;--line:#293d4b;--ink:#f0f7f3;--muted:#8ea6ad;--mint:#abebb3;--green:#5ad2ab;--warn:#e7ba74;--red:#f0a1a8;--sidebar-width:254px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans TC','Microsoft JhengHei',sans-serif;font-size:14px;line-height:1.65}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--mint);outline-offset:2px}::selection{background:#356a5d}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.35}.app-layout{display:grid;grid-template-columns:var(--sidebar-width) minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;background:var(--sidebar);border-right:1px solid var(--line);padding:27px 15px 17px;display:flex;flex-direction:column;z-index:35}.brand{display:flex;align-items:center;gap:10px;padding:0 8px 30px}.brand-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;border:1px solid #5d806d;background:#1a332d;color:#d6ffcf;font-size:23px;font-weight:1000}.brand-dot{color:#e7cb78}.brand strong{font-size:17px;letter-spacing:.2px;display:block;line-height:1.2}.brand small{font-size:8px;color:#758f9b;letter-spacing:1.5px;font-weight:750}.nav-label{font-size:10px;color:#6c8792;letter-spacing:2px;font-weight:800;padding:12px 15px}.nav{display:grid;gap:5px}.nav a{padding:10px 12px;display:flex;align-items:center;gap:11px;border-radius:10px;color:#a9bcc5;border:1px solid transparent;font-weight:650}.nav a:hover,.nav a.active{background:#1c352f;color:#c8f9ca;border-color:#32554c}.nav .ni{width:22px;font-size:17px;text-align:center}.nav .cap{font-size:9px;padding:1px 6px;color:#a1cba7;border:1px solid #406348;border-radius:5px;margin-left:auto}.side-bottom{margin-top:auto}.side-status{border-radius:12px;border:1px solid #314a49;background:#17262d;padding:12px 13px;color:#b9dacc;font-size:11px}.side-status small{display:block;color:#748e96;margin-top:3px}.pulse{width:7px;height:7px;background:var(--mint);border-radius:50%;display:inline-block;margin-right:5px;box-shadow:0 0 10px #82c79f}.side-copy{margin:14px;color:#607682;font-size:10px}.content-layout{min-width:0;display:flex;flex-direction:column}.topbar{height:74px;position:sticky;top:0;z-index:25;background:#0c1620ec;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 38px;backdrop-filter:blur(18px)}.top-left,.authbar{display:flex;align-items:center;gap:12px}.breadcrumb{font-size:11px;letter-spacing:1.3px;color:#7894a0}.breadcrumb b{color:#b8d0cd;font-weight:650;margin-left:5px}.burger{display:none;background:#19303c;border:1px solid var(--line);color:white;border-radius:10px;padding:7px 10px}.btn{display:inline-flex;gap:7px;align-items:center;justify-content:center;background:#1d333a;border:1px solid #3a5960;border-radius:10px;color:#d2eae3;padding:10px 15px;min-height:40px;font-weight:700;transition:filter .15s}.btn:hover{filter:brightness(1.14)}.btn.primary{background:#b0eead;color:#12281d;border-color:#b0eead}.btn.soft{border-color:#4f625b;background:#19282d}.btn.danger{border-color:#865056;background:#3d2228;color:#ffd7d9}.btn.sm{padding:7px 10px;min-height:31px;font-size:12px}.badge{display:inline-flex;align-items:center;gap:6px;color:#add8b9;border:1px solid #426a55;background:#1b342d;padding:4px 10px;border-radius:99px;font-size:10px;font-weight:800;white-space:nowrap}.badge.muted{border-color:#3b5059;color:#9aafb7;background:#1b2b34}.badge.warn{border-color:#76613f;color:#f4ce84;background:#312919}.badge.red{border-color:#76515c;color:#edb1bd;background:#312329}.main{flex:1;padding:38px 38px 64px;max-width:1500px;width:100%;margin:0 auto}.kicker{color:var(--mint);font-size:10px;letter-spacing:2.5px;font-weight:900;margin-bottom:15px}.hero{position:relative;overflow:hidden;border-radius:19px;padding:43px 40px;border:1px solid #426258;background:radial-gradient(circle at 80% 0%,#2b55455e,transparent 52%),linear-gradient(125deg,#182c36,#101e27);min-height:320px;display:flex;align-items:center}.hero:after{content:'◈';position:absolute;right:9%;font-size:230px;color:#72b29816;transform:rotate(-25deg);pointer-events:none}.hero-inner{position:relative;z-index:1;max-width:700px}.hero h1{font-size:clamp(29px,3.5vw,52px);line-height:1.23;letter-spacing:-1.7px;margin-bottom:16px}.hero h1 strong{color:#c0f8ba}.hero p{color:#b1c7cc;line-height:1.9;max-width:640px}.row-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:22px}.eyebrow{color:#82a09e;font-size:11px;letter-spacing:.5px;font-weight:800}.section-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:35px 0 17px}.section-head h2{font-size:21px;margin:0}.section-head p{font-size:12px;margin:5px 0 0;color:var(--muted)}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.card{background:linear-gradient(150deg,#14242e,#101b25);border:1px solid #2d4851;border-radius:15px;padding:21px;min-width:0}.card h3{font-size:17px;margin:13px 0 7px}.card p{font-size:12px;color:#92adb5;line-height:1.8}.card-icon{font-size:27px;color:var(--mint)}.card-link{color:#b4ebb9;font-size:12px;font-weight:750}.notice{border:1px solid #5b523b;background:#24251e;color:#ecd09b;padding:12px 17px;border-radius:12px;font-size:12px;margin-top:19px;white-space:pre-wrap}.panel{background:#111d28;border:1px solid #2b4550;border-radius:15px;padding:24px}.panel h2{font-size:20px;margin:0 0 9px}.panel p{color:#a0b7bd;line-height:1.85}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.stat{padding:20px;border-radius:14px;border:1px solid var(--line);background:#12222d}.stat small{display:block;color:var(--muted);font-size:11px}.stat strong{font-size:26px;font-weight:900}.muted{color:var(--muted)}.hint{color:#91adb4;font-size:12px}.empty{border:1px dashed #3b5660;border-radius:13px;padding:25px;text-align:center;color:#90a9b2}.tablewrap{overflow-x:auto;max-width:100%}table{border-collapse:collapse;width:100%;font-size:12px}th,td{text-align:left;border-bottom:1px solid #30444d;padding:13px 10px;vertical-align:middle}th{color:#94b3b8;font-weight:700}td{color:#d8e7e7}td.actions{white-space:nowrap}.field{display:grid;gap:6px;margin-bottom:15px}.field label{font-size:12px;color:#b0c9ce;font-weight:700}.field input,.field textarea,.field select,textarea,input,select{background:#0c1a24;border:1px solid #37515a;color:#eff8f6;border-radius:10px;padding:10px 12px;min-height:43px;max-width:100%;width:100%}.field textarea{min-height:160px;resize:vertical}.field textarea.large{min-height:260px}.field small{color:#7799a4}.formrow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.admin-nav{display:flex;gap:9px;flex-wrap:wrap;margin:18px 0 24px}.admin-nav button.active{background:#a5ebb6;color:#12251b;border-color:#a5ebb6}.admin-section{margin-top:15px}.page-text{white-space:pre-wrap;line-height:2.15;color:#c9dcdf;font-size:15px}.page-cover{width:100%;max-height:350px;object-fit:cover;border-radius:13px;margin-bottom:20px}.iframe-wrap{border:1px solid #375a54;background:#111d24;border-radius:14px;overflow:hidden}.iframe-head{padding:11px 15px;font-size:12px;color:#abddd0;border-bottom:1px solid #36514c;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.bull-frame{width:100%;height:max(750px,calc(100vh - 210px));border:0;background:#070b0a;display:block}.loading{min-height:45vh;display:flex;justify-content:center;align-items:center;gap:10px;color:#a3bdc0}.loader{width:18px;height:18px;border:2px solid #315653;border-top-color:#bbf3c4;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}footer{border-top:1px solid var(--line);padding:20px 40px;display:flex;justify-content:space-between;color:#597683;font-size:11px}.toast{position:fixed;right:20px;bottom:25px;max-width:min(440px,calc(100vw - 40px));background:#25483e;color:#e9fff2;border:1px solid #57937d;box-shadow:0 13px 45px #0009;border-radius:12px;padding:13px 17px;opacity:0;pointer-events:none;z-index:90;transition:opacity .15s}.toast.show{opacity:1}.toast.err{background:#472b32;border-color:#94535e}.overlay{position:fixed;inset:0;z-index:60;display:grid;place-items:center;background:#03080bcc;padding:18px}.modal{width:min(520px,100%);max-height:96vh;overflow-y:auto;border:1px solid #47615f;border-radius:18px;background:#15242e;box-shadow:0 20px 80px #000b;padding:26px}.modal header{display:flex;justify-content:space-between;align-items:center;gap:9px;margin-bottom:18px}.modal h2{font-size:20px;margin:0}.close{background:#223944;color:#c6dedc;border:1px solid #456068;border-radius:8px;padding:5px 11px}.mobile-scrim{display:none}.link{color:#b4f2b6;text-decoration:underline;text-underline-offset:3px}.spacer{height:15px}.align-right{text-align:right}.split{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.divider{border:0;border-top:1px solid #30444d;margin:20px 0}form .btn{margin-top:3px}.subtle{font-size:12px;color:#83a0a8}.pill-link{display:inline-block;background:#1c342d;color:#c2efc5;border:1px solid #416654;padding:6px 12px;border-radius:9px;margin:3px 5px 3px 0}.no-scroll{overflow:hidden}code{color:#b2deb2;background:#213037;padding:2px 5px;border-radius:4px}input[type='checkbox']{width:auto;min-height:0;accent-color:#8cdbac}small.muted{font-size:11px}
@media(max-width:1070px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.main{padding:26px}.topbar{padding:0 26px}}@media(max-width:760px){.app-layout{display:block}.sidebar{width:270px;position:fixed;left:0;top:0;transform:translateX(-103%);transition:transform .2s;box-shadow:10px 0 50px #0008}.sidebar.open{transform:translateX(0)}.mobile-scrim.open{position:fixed;inset:0;background:#000a;display:block;z-index:30}.burger{display:inline-flex}.topbar{padding:0 16px;height:60px}.top-left{gap:8px}.breadcrumb{font-size:10px}.authbar{gap:6px}.authbar .btn{font-size:11px;padding:6px 9px;min-height:34px}.main{padding:23px 16px 45px}.hero{padding:31px 24px;min-height:290px}.hero:after{right:-15%;font-size:180px}.hero h1{letter-spacing:-.6px}.cards,.grid2,.formrow{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.panel{padding:17px}.section-head{margin-top:28px}footer{padding:17px;font-size:10px}.bull-frame{height:calc(100vh - 225px);min-height:650px}}@media(max-width:420px){.authbar .badge{display:none}.hero h1{font-size:28px}.stats{gap:7px}.stat{padding:13px}.stat strong{font-size:21px}}
.editor-modal{max-width:1060px;width:min(1060px,96vw)}.editor-toolbar{display:flex;flex-wrap:wrap;gap:5px;padding:10px;background:var(--panel2);border:1px solid var(--line);border-radius:10px 10px 0 0;position:sticky;top:0;z-index:2}.editor-toolbar button{padding:6px 10px;border:1px solid var(--line);border-radius:5px;color:var(--ink);background:var(--panel);font-size:13px}.rich-editor{min-height:360px;max-height:65vh;overflow:auto;padding:22px;border:1px solid var(--line);background:#0b151e;outline:none;font-size:16px;line-height:1.9;overflow-wrap:anywhere}.rich-editor:focus{border-color:var(--mint)}.rich-editor.dragging{outline:2px dashed var(--mint)}.rich-editor img,.rich-preview img,.rich-content img{display:block;max-width:100%;height:auto;border-radius:8px;margin:15px auto}.rich-editor blockquote,.rich-preview blockquote,.rich-content blockquote{border-left:3px solid var(--mint);margin:15px 0;padding:8px 18px;background:var(--panel2)}.rich-editor p,.rich-content p{margin:0 0 1em}.rich-content,.rich-preview{overflow-wrap:anywhere;line-height:1.9}.rich-content pre,.rich-preview pre{white-space:pre-wrap;background:var(--bg);padding:16px;border-radius:8px}.editor-actions{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.rich-preview{border:1px dashed var(--mint);padding:20px}.rich-content a,.rich-editor a{color:var(--mint);text-decoration:underline}.rich-content figure{margin:20px 0}.rich-editor h2,.rich-content h2{margin-top:1.5em}

/* V1.2 registration diagnostics */
#captcha{min-height:60px;margin:12px 0 3px}#captchaStatus{margin:8px 0 12px;overflow-wrap:anywhere}.captcha-error{color:#f0a4a4!important}

/* Member administration: wide table remains scrollable on phones. */
.member-table{min-width:1180px}.member-table td{white-space:nowrap}.member-table .member-ip{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px}.member-search{display:flex;flex-wrap:wrap;gap:9px;align-items:center;margin:12px 0 18px;max-width:700px}.member-search input{flex:1;min-width:190px;width:auto}.member-search button{margin:0}

/* Google OAuth: explicit redirect uses the server-side authorization-code flow. */
.google-sign-in{display:flex;align-items:center;justify-content:center;gap:11px;width:100%;margin-bottom:15px;background:#fff!important;color:#30343b!important;border-color:#d8dce4!important;font-weight:750;min-height:45px}.google-sign-in:hover{filter:brightness(.94)}.google-g{font-size:22px;font-weight:850;line-height:1;background:conic-gradient(#4285f4 0 90deg,#34a853 90deg 180deg,#fbbc05 180deg 260deg,#ea4335 260deg);-webkit-background-clip:text;background-clip:text;color:transparent}.auth-separator{text-align:center;color:#94aeb6;font-size:12px;margin:10px 0 19px}