:root{--blue:#0789CF;--navy:#153B59;--dark:#201714;--bg:#EEF5F9;--line:#D7E5EE;--green:#169B72;--muted:#6A7883;--white:#fff; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft JhengHei",sans-serif;color:#26343D;background:var(--bg)}
*{box-sizing:border-box}body{margin:0;background:var(--bg)}.hero{background:linear-gradient(135deg,var(--navy),var(--blue));color:white;padding:calc(18px + env(safe-area-inset-top)) 18px 24px}.brand-row{max-width:1180px;margin:auto;display:flex;gap:14px;align-items:center}.logo{width:150px;height:118px;object-fit:contain;background:transparent;border-radius:0;padding:0;flex:0 0 auto;filter:drop-shadow(0 4px 8px rgba(0,0,0,.22))}.eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;opacity:.9}.hero h1{font-size:clamp(23px,6vw,36px);margin:4px 0}.hero p{margin:0;opacity:.82}main{max-width:1180px;margin:16px auto;padding:0 14px 10px}.card,.metric{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 5px 20px rgba(21,59,89,.06)}.card{padding:18px;margin-bottom:16px}.section-head h2,.card h2{margin:0 0 6px;color:var(--navy);font-size:18px}.section-head p{margin:0 0 16px;color:var(--muted);font-size:13px}.section-head .required-parameter-note{margin:-8px 0 16px;font-size:12px;color:#6F7F89}.required-parameter-note span{color:#D32F2F;font-weight:900}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:700;color:var(--navy)}label.wide{grid-column:1/-1}input{width:100%;font:inherit;font-size:16px;padding:12px;border-radius:12px;border:1px solid var(--line);background:#FBFDFE;outline:none}input::placeholder{color:#9AA6AF;opacity:1}input[placeholder="請填入貴司參數"]::placeholder{color:#D32F2F}input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(7,137,207,.12)}.logic{margin-top:14px;background:#F8FBFD;border-left:4px solid var(--blue);padding:12px 14px;border-radius:10px;display:flex;flex-direction:column;gap:5px;font-size:13px}.logic strong{color:var(--blue)}.actions{position:sticky;bottom:0;display:grid;grid-template-columns:1fr 1fr;gap:10px;background:linear-gradient(transparent,var(--white) 30%);padding-top:22px;padding-bottom:max(4px,env(safe-area-inset-bottom));z-index:4}button{border:0;border-radius:12px;font:inherit;font-weight:800;padding:13px;cursor:pointer}.primary{background:var(--blue);color:#fff}.secondary{background:#EAF4FA;color:var(--navy)}.error{margin:12px 0 0;padding:10px 12px;border-radius:10px;background:#FFF0F0;color:#A52626;font-weight:700}.summary-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0}.metric{padding:15px;min-width:0}.metric span{display:block;color:var(--muted);font-size:12px;margin-bottom:5px}.metric strong{display:block;color:var(--navy);font-size:clamp(18px,4.6vw,25px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.metric.accent{background:#F2FAFF;border-color:#BEE4F8}.metric.accent strong{color:var(--blue)}.tabs{display:grid;grid-template-columns:1fr 1fr;background:#EAF3F8;border-radius:12px;padding:4px;margin-bottom:18px}.tab{padding:10px;background:transparent;color:#526773}.tab.active{background:#fff;color:var(--blue);box-shadow:0 2px 8px rgba(0,0,0,.08)}.tab-panel{display:none}.tab-panel.active{display:block}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:8px 0 20px;border:1px solid var(--line);border-radius:12px}table{width:100%;border-collapse:collapse;min-width:600px;background:#fff}.wide-table{min-width:1050px}th,td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap;font-size:13px}th{background:#EAF3F8;color:var(--navy);font-size:12px}th:first-child,td:first-child{text-align:center}.highlight{background:var(--blue);color:#fff}td.saving{font-weight:900;color:var(--blue);background:#F2FAFF}.formula{background:#F8FBFD;border:1px solid var(--line);border-radius:12px;padding:14px;line-height:1.7;font-size:13px}.summary-box{margin-top:16px;background:#F9FCFE;padding:15px;border-radius:14px}.summary-box pre{font:inherit;white-space:pre-wrap;line-height:1.6;margin:0}.note{color:var(--muted);font-size:12px;line-height:1.6}.disclaimer{color:#26343D;font-size:17px;font-weight:800;line-height:1.8;text-align:center;margin:24px auto 10px;max-width:980px}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.contact-grid a{min-height:70px;border:1px solid var(--line);border-radius:12px;padding:10px;text-decoration:none;color:var(--blue);font-weight:800;display:flex;justify-content:center;align-items:center;gap:8px;text-align:center}.contact-grid img{width:50px;height:50px}footer{text-align:center;padding:8px 14px calc(18px + env(safe-area-inset-bottom));color:#111;font-size:16px;font-weight:800}
@media(min-width:760px){main{margin-top:24px}.form-grid{grid-template-columns:repeat(4,1fr)}label.wide{grid-column:span 2}.summary-grid{grid-template-columns:repeat(4,1fr)}.actions{position:static;display:flex;justify-content:flex-start;background:none;padding-top:18px}.actions button{min-width:150px}.input-card{padding:24px}.card{padding:24px}}
@media(max-width:430px){.brand-row{align-items:center;gap:10px}.logo{width:104px;height:88px}.hero h1{font-size:20px;line-height:1.25}.form-grid{grid-template-columns:1fr}.wide{grid-column:auto!important}.contact-grid{grid-template-columns:1fr}.summary-grid{grid-template-columns:1fr 1fr}.metric{padding:12px}.metric strong{font-size:17px}}


/* PDF export */
.pdf-export-root{position:absolute;left:0;top:0;width:1080px;background:#fff;color:#111;z-index:99999;pointer-events:none;font-family:Arial,"Noto Sans TC","Microsoft JhengHei",sans-serif}
.pdf-export-root .hero{padding:24px 28px}.pdf-export-root .pdf-body-wrap{max-width:none;margin:0;padding:18px 26px 24px}.pdf-export-root .card{box-shadow:none;break-inside:avoid-page}.pdf-export-root .table-wrap{overflow:visible}.pdf-export-root table,.pdf-export-root .wide-table{min-width:0;width:100%}.pdf-export-root th,.pdf-export-root td{white-space:normal;font-size:11px;padding:8px 6px}.pdf-export-root .pdf-field-value{width:100%;font-size:16px;padding:12px;border-radius:12px;border:1px solid var(--line);background:#FBFDFE;min-height:44px}.pdf-export-root .summary-grid{grid-template-columns:repeat(4,1fr)}.pdf-export-root footer{padding:18px 14px 22px}.pdf-export-root .contact-grid{display:none}.pdf-export-root .disclaimer{font-size:13px}.pdf-export-root .metric,.pdf-export-root .formula,.pdf-export-root .summary-box{break-inside:avoid-page}


/* Result logo watermark (shown after calculation) */
.result-watermark{position:relative;isolation:isolate;overflow:hidden}
.result-watermark::before{content:"";position:absolute;inset:0;background:url("brand-watermark.png") center center/42% auto no-repeat;opacity:0;pointer-events:none;z-index:20;transition:opacity .2s ease}
body.calculated .result-watermark::before{opacity:.15}
.result-watermark>*{position:relative;z-index:1}
.results-card::before{background-size:min(48%,430px) auto;background-position:center 46%}
@media(max-width:430px){.result-watermark::before{background-size:62% auto}.results-card::before{background-size:72% auto}}


/* Login gate */
body.auth-locked{overflow:hidden}
body.auth-locked>header,body.auth-locked>main,body.auth-locked>footer{display:none!important}
.login-gate{position:fixed;inset:0;z-index:100000;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#153B59 0%,#0789CF 60%,#48AEDD 100%);min-height:100dvh}
.login-gate[hidden]{display:none!important}
/* Login tech-line animation: keeps the original gradient background unchanged. */
.login-gate{overflow-x:hidden;overflow-y:auto}
.tech-lines{position:absolute;inset:0;pointer-events:none;overflow:hidden;opacity:.9}
.tech-lines::before{content:"";position:absolute;inset:-35%;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:52px 52px;transform:perspective(650px) rotateX(62deg) translateY(15%);transform-origin:center;animation:techGridMove 14s linear infinite}
.tech-line{position:absolute;height:1px;background:linear-gradient(90deg,transparent,rgba(153,228,255,.12),rgba(210,246,255,.82),rgba(153,228,255,.12),transparent);filter:drop-shadow(0 0 5px rgba(130,220,255,.65));transform-origin:left center}
.tech-line::after{content:"";position:absolute;right:13%;top:-2px;width:5px;height:5px;border-radius:50%;background:rgba(224,249,255,.95);box-shadow:0 0 10px rgba(173,235,255,.95)}
.tl-1{width:54vw;left:-16vw;top:19%;transform:rotate(12deg);animation:techFlowA 6.8s ease-in-out infinite alternate}
.tl-2{width:42vw;right:-9vw;top:27%;transform:rotate(-18deg);animation:techFlowB 8.2s ease-in-out infinite alternate}
.tl-3{width:48vw;left:-8vw;bottom:24%;transform:rotate(-8deg);animation:techFlowA 7.6s 1s ease-in-out infinite alternate}
.tl-4{width:40vw;right:-5vw;bottom:16%;transform:rotate(15deg);animation:techFlowB 6.4s .5s ease-in-out infinite alternate}
.tl-5{width:30vw;left:7%;top:43%;transform:rotate(90deg);opacity:.42;animation:techPulse 5s ease-in-out infinite}
.tl-6{width:28vw;right:6%;top:48%;transform:rotate(90deg);opacity:.36;animation:techPulse 5.8s 1.2s ease-in-out infinite}
.tech-node{position:absolute;width:7px;height:7px;border:1px solid rgba(201,242,255,.8);border-radius:50%;box-shadow:0 0 12px rgba(143,226,255,.8);animation:nodePulse 2.8s ease-in-out infinite}
.tn-1{left:13%;top:23%}.tn-2{right:16%;top:31%;animation-delay:.7s}.tn-3{left:18%;bottom:21%;animation-delay:1.1s}.tn-4{right:12%;bottom:19%;animation-delay:1.7s}
.login-card{position:relative;z-index:2}
@keyframes techGridMove{from{background-position:0 0,0 0}to{background-position:0 52px,52px 0}}
@keyframes techFlowA{0%{translate:-3% 0;opacity:.35}100%{translate:8% 0;opacity:.95}}
@keyframes techFlowB{0%{translate:6% 0;opacity:.3}100%{translate:-8% 0;opacity:.85}}
@keyframes techPulse{0%,100%{opacity:.18}50%{opacity:.58}}
@keyframes nodePulse{0%,100%{transform:scale(.8);opacity:.35}50%{transform:scale(1.45);opacity:1}}
@media (prefers-reduced-motion:reduce){.tech-lines::before,.tech-line,.tech-node{animation:none!important}}
.login-card{width:min(440px,100%);background:rgba(255,255,255,.98);border:1px solid rgba(255,255,255,.65);border-radius:24px;padding:30px;box-shadow:0 24px 70px rgba(10,45,70,.32);text-align:center}
.login-logo{width:150px;height:112px;object-fit:contain;filter:drop-shadow(0 5px 9px rgba(0,0,0,.16));margin-bottom:6px}
.login-eyebrow{font-size:12px;font-weight:900;letter-spacing:.09em;color:var(--blue);margin-bottom:6px}
.login-card h1{margin:0;color:var(--navy);font-size:30px}
.login-welcome{margin:10px auto 22px;color:#536774;line-height:1.7;font-size:15px;max-width:360px}
.login-form{text-align:left}
.login-form>label{margin-bottom:7px}
.password-row{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:stretch}
.password-row input{min-width:0;background:#fff}
.password-toggle{padding:0 14px;border:1px solid var(--line);background:#EEF6FA;color:var(--navy);font-size:13px}
.login-submit{width:100%;margin-top:14px;background:var(--blue);color:#fff;font-size:16px;box-shadow:0 8px 18px rgba(7,137,207,.22)}
.login-submit:active{transform:translateY(1px)}
.login-error{margin-top:10px;padding:10px 12px;border-radius:10px;background:#FFF0F0;color:#A52626;font-size:13px;font-weight:800;text-align:center}
.login-note{margin:15px 0 0;color:#7A8992;font-size:12px;line-height:1.5}
.password-help{margin-top:12px}
.password-help-toggle{width:100%;padding:10px 12px;border:1px solid #B9DCEC;border-radius:10px;background:#F1F9FD;color:#0879B5;font-size:13px;font-weight:800;box-shadow:none}
.password-help-toggle:hover{background:#E7F5FC;border-color:#82C5E5}
.line-password-help{margin-top:10px;padding:14px;border:1px solid #D5E8F2;border-radius:12px;background:#fff;text-align:center}
.line-password-help[hidden]{display:none!important}
.line-password-help p{margin:0 auto 10px;color:#536774;font-size:13px;line-height:1.65}
.line-password-help img{display:block;width:132px;height:132px;object-fit:contain;margin:0 auto 10px;padding:5px;border:1px solid #E1EBF0;border-radius:10px;background:#fff}
.line-password-help a{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:8px 16px;border-radius:999px;background:#06C755;color:#fff;font-size:13px;font-weight:900;text-decoration:none}
.line-password-help a:hover{background:#05B84D}
@media(max-width:480px){.login-gate{padding:18px}.login-card{padding:24px 20px;border-radius:20px}.login-logo{width:125px;height:96px}.login-card h1{font-size:27px}.login-welcome{font-size:14px}.password-toggle{padding:0 12px}.line-password-help img{width:118px;height:118px}}

/* Notice displayed after every successful login */
body.notice-open{overflow:hidden}
.login-notice{position:fixed;inset:0;z-index:100001;display:grid;place-items:center;padding:24px;background:rgba(8,35,54,.68);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.login-notice[hidden]{display:none!important}
.login-notice-card{width:min(480px,100%);padding:30px 30px 27px;border:1px solid rgba(255,255,255,.72);border-radius:22px;background:linear-gradient(180deg,#fff,#f5fbfe);box-shadow:0 30px 90px rgba(4,30,48,.38);text-align:center}
.login-notice-icon{display:grid;place-items:center;width:52px;height:52px;margin:0 auto 12px;border-radius:50%;background:linear-gradient(135deg,#0789CF,#45B7E8);color:#fff;font-size:30px;font-weight:900;box-shadow:0 10px 24px rgba(7,137,207,.25)}
.login-notice-eyebrow{margin:0 0 5px;color:#0789CF;font-size:10px;font-weight:900;letter-spacing:.16em}
.login-notice-card h2{margin:0;color:#153B59;font-size:27px;letter-spacing:.04em}
.login-notice-text{margin:17px 0 22px;padding:16px 17px;border-left:4px solid #0789CF;border-radius:8px;background:#EEF8FD;color:#314E60;font-size:16px;font-weight:700;line-height:1.85;text-align:left}
.login-notice-confirm{width:100%;min-height:50px;border-radius:12px;background:linear-gradient(135deg,#087FC0,#0798DD 58%,#37AFE4);color:#fff;font-size:15px;font-weight:900;box-shadow:0 12px 26px rgba(7,137,207,.24)}
.login-notice-confirm:hover{transform:translateY(-1px);box-shadow:0 15px 30px rgba(7,137,207,.3)}
@media(max-width:480px){.login-notice{padding:18px}.login-notice-card{padding:25px 20px 22px;border-radius:19px}.login-notice-card h2{font-size:24px}.login-notice-text{font-size:14.5px;line-height:1.8}}

/* Company name captured at login and shown read-only in the assessment form */
.company-login-input{width:100%;margin-bottom:12px;background:#fff}
.company-login-input::placeholder{color:#9AA6AF;opacity:1}
.company-display-wrap{display:flex;flex-direction:column;gap:7px}
.company-display-label{font-size:13px;font-weight:800;color:var(--navy)}
.company-display{min-height:46px;display:flex;align-items:center;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#F8FBFD;color:var(--navy);font-weight:800;line-height:1.45;word-break:break-word}


/* Premium enterprise login refinement */
.login-card{overflow:hidden;background:linear-gradient(180deg,rgba(255,255,255,.985),rgba(248,252,255,.97));border-color:rgba(255,255,255,.78);box-shadow:0 30px 90px rgba(4,37,62,.34),0 1px 0 rgba(255,255,255,.9) inset;padding:30px 32px 26px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.login-card::before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(circle at 15% 0%,rgba(7,137,207,.08),transparent 34%),radial-gradient(circle at 100% 100%,rgba(21,59,89,.045),transparent 38%)}
.login-card>*{position:relative;z-index:1}
.login-topline{position:absolute!important;z-index:3!important;left:50%;top:0;width:42%;height:3px;transform:translateX(-50%);border-radius:0 0 8px 8px;background:linear-gradient(90deg,transparent,#41b8ee 20%,#0789CF 50%,#41b8ee 80%,transparent);box-shadow:0 0 18px rgba(7,137,207,.35)}
.login-badge{display:inline-flex;align-items:center;gap:7px;margin:0 auto 5px;padding:6px 10px;border:1px solid rgba(7,137,207,.16);border-radius:999px;background:rgba(237,248,254,.78);color:#42667d;font-size:9.5px;font-weight:900;letter-spacing:.13em;line-height:1}
.badge-dot{width:6px;height:6px;border-radius:50%;background:#18a679;box-shadow:0 0 0 3px rgba(24,166,121,.1),0 0 9px rgba(24,166,121,.34)}
.login-logo{margin-top:2px;margin-bottom:0}
.login-eyebrow{font-size:10.5px;letter-spacing:.12em;color:#557589;margin:0 0 7px}.login-eyebrow span{color:#0789CF;padding:0 2px}
.login-card h1{font-size:31px;letter-spacing:.035em;font-weight:900;line-height:1.2}
.login-welcome{margin:9px auto 17px;color:#526b7a;font-size:14.5px;letter-spacing:.01em}
.login-divider{display:flex;align-items:center;gap:11px;margin:0 0 17px;color:#94a6b1;font-size:9px;font-weight:900;letter-spacing:.18em;white-space:nowrap}.login-divider::before,.login-divider::after{content:"";height:1px;flex:1;background:linear-gradient(90deg,transparent,#d5e4ec)}.login-divider::after{background:linear-gradient(90deg,#d5e4ec,transparent)}
.login-form{position:relative}
.login-field-label{display:flex!important;flex-direction:row!important;align-items:baseline;justify-content:space-between;gap:8px;margin:0 2px 7px!important}.login-field-label span{font-size:13px;font-weight:800;color:#173d58}.login-field-label small{font-size:9px;letter-spacing:.16em;color:#8ba0ad;font-weight:900}
.company-login-input,.password-row input{border:1px solid #d7e5ee;background:rgba(255,255,255,.94);box-shadow:0 1px 2px rgba(21,59,89,.03) inset;transition:border-color .18s ease,box-shadow .18s ease,background .18s ease}
.company-login-input:focus,.password-row input:focus{background:#fff;border-color:#1697d8;box-shadow:0 0 0 4px rgba(7,137,207,.09),0 7px 18px rgba(7,137,207,.06)}
.company-login-input{margin-bottom:15px}
.password-toggle{border-color:#d7e5ee;background:linear-gradient(180deg,#f6fbfe,#eaf4fa);transition:background .18s ease,color .18s ease}.password-toggle:hover{background:#e4f3fb;color:#0789CF}
.login-submit{min-height:52px;margin-top:17px;border-radius:13px;background:linear-gradient(135deg,#087fc0,#0798dd 58%,#37afe4);box-shadow:0 12px 26px rgba(7,137,207,.24),0 1px 0 rgba(255,255,255,.22) inset;display:flex;align-items:center;justify-content:center;gap:10px;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease}.login-submit:hover{transform:translateY(-1px);box-shadow:0 15px 30px rgba(7,137,207,.3),0 1px 0 rgba(255,255,255,.22) inset;filter:saturate(1.04)}.login-submit span{font-size:15.5px;letter-spacing:.04em}.login-submit small{font-size:9px;letter-spacing:.13em;opacity:.8;font-weight:800;border-left:1px solid rgba(255,255,255,.38);padding-left:10px}
.login-note{margin:14px 0 0;font-size:11.5px;color:#778b97}
.login-trust{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:13px;color:#9aabb5;font-size:8.5px;font-weight:900;letter-spacing:.13em}.login-trust i{width:3px;height:3px;border-radius:50%;background:#8fc7df;box-shadow:0 0 6px rgba(7,137,207,.3)}
@media(max-width:480px){.login-card{padding:25px 20px 22px}.login-badge{font-size:8.8px}.login-card h1{font-size:27px}.login-submit{min-height:50px}.login-trust{font-size:7.8px;gap:6px}.login-eyebrow{font-size:9.5px}}


/* Assessment input refinements */
.logic-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.95fr);gap:14px;align-items:stretch;margin-top:14px}
.logic-row .logic{margin-top:0;height:100%}
.estimate-notice{display:flex;align-items:center;padding:12px 14px;border:1px solid rgba(7,137,207,.22);border-radius:10px;background:#F2FAFF;color:#087FC0;font-size:15px;font-weight:800;line-height:1.65;letter-spacing:.01em}
@media(max-width:760px){.logic-row{grid-template-columns:1fr}.estimate-notice{font-size:14px}}

/* Moisture field stage labels */
.field-label-row{display:flex;align-items:center;gap:7px;flex-wrap:wrap}
.field-stage-note{color:#0789CF;font-size:12px;font-weight:900;letter-spacing:.01em}