:root{--page:#1b2420;--paper:#f3f0e7;--ink:#222820;--green:#275345;--accent:#d8ec77;--line:#cecfc2}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--page);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}button,input{font:inherit}a{color:inherit}button,a,label{touch-action:manipulation;-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible{outline:3px solid var(--accent);outline-offset:5px}[hidden]{display:none!important}.site-header,main{max-width:850px;margin:auto}.site-header{display:flex;align-items:center;justify-content:space-between;padding:30px 0;color:var(--paper);gap:18px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:22px;font-weight:850;line-height:1.1}.brand-icon{display:grid;place-items:center;width:43px;height:43px;transform:rotate(-5deg);background:var(--accent);color:var(--page);font-size:29px}.brand small{display:block;font:8px monospace;letter-spacing:.15em;color:#b2bba9;margin-top:7px}.header-note{font-size:12px;color:#b9c5ae}.intro{color:var(--paper);padding:20px 0 35px}.eyebrow{font-size:12px;color:#c1d18b;letter-spacing:.06em}.intro h1{font-size:62px;line-height:1.2;letter-spacing:-.05em;margin:18px 0 20px}.intro>p:last-child{font-size:15px;line-height:1.9;color:#bcc6b4}.progress-bar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:18px;padding:17px 20px;background:#26362beF;color:#dce5d1;border:1px solid #52604a;backdrop-filter:blur(10px);font-size:12px}.track{flex:1;height:4px;background:#536148}.track span{display:block;height:100%;width:0;background:var(--accent);transition:width .15s}#save-status{font-size:11px;color:#a8b89c}#question-list{display:grid;gap:16px;margin-top:18px}.question-card{margin:0;padding:27px 30px 30px;border:0;background:var(--paper);min-width:0;scroll-margin-top:85px}.question-card legend{float:left;width:100%;display:flex;align-items:baseline;gap:16px;padding:0;margin-bottom:20px;line-height:1.6}.question-card legend+*{clear:both}.q-number{font:12px monospace;color:#819168;min-width:24px}.q-stem{font-size:19px;font-weight:700;letter-spacing:-.015em}.options{display:grid;gap:9px}.answer-option{position:relative;display:flex;align-items:flex-start;gap:13px;padding:14px 17px;border:1px solid #d3d5c6;cursor:pointer;background:#faf9f3;line-height:1.65;font-size:15px;transition:background .1s,border-color .1s}.answer-option input{position:absolute;opacity:0;width:1px;height:1px;margin:0}.answer-option:has(input:checked){background:#e5edc8;border-color:#829451;box-shadow:inset 3px 0 #66803c}.answer-option:has(input:focus-visible){outline:3px solid #819c44;outline-offset:3px}.answer-option:hover{border-color:#8c9a75}.choice-key{flex:none;color:#7e8c6a;font:12px/25px monospace;min-width:17px}.choice-text{flex:1}.answer-option:has(input:checked) .choice-key{color:#31522f;font-weight:800}.answer-option:has(input:checked)::after{content:'✓';font-size:14px;color:#4e6a35;margin-left:auto;flex:none}.gender-options{grid-template-columns:1fr 1fr}.gender-options .answer-option{justify-content:center;text-align:center}.gender-options .answer-option:has(input:checked)::after{position:absolute;right:16px}.field-error{font-size:12px;color:#9c4335;margin:13px 0 0}.question-card.unanswered{outline:2px solid #c68162;outline-offset:-2px}.submit-area{padding:28px 0 10px}#form-status{font-size:13px;line-height:1.7;color:#eac7b0;margin:0 0 14px}#form-status:empty{display:none}#submit-result{border:1px solid var(--accent);width:100%;display:flex;justify-content:space-between;align-items:center;padding:21px 26px;background:var(--accent);color:var(--ink);font-size:18px;font-weight:750;border-radius:2px}#submit-result:hover{background:#e5f59b}#submit-result:disabled{opacity:.65;cursor:wait}.completion-hint{color:#a4b399;font-size:12px;text-align:center;margin:15px 0 0}footer{color:#9cad90;font-size:11px;text-align:center;padding:25px 0 38px}@media(max-width:910px){.site-header,main{margin-left:25px;margin-right:25px}}@media(max-width:600px){.site-header,main{margin-left:15px;margin-right:15px}.site-header{padding:23px 3px}.brand{font-size:19px;gap:10px}.brand-icon{width:36px;height:36px;font-size:25px}.brand small{font-size:7px}.header-note{font-size:10px;max-width:110px;text-align:right}.intro{padding:5px 3px 23px}.intro h1{font-size:47px;margin:14px 0 17px}.intro>p:last-child{font-size:14px}.progress-bar{gap:12px;padding:15px 14px;font-size:11px}#save-status{font-size:10px}.question-card{padding:23px 18px 21px;scroll-margin-top:80px}.question-card legend{gap:11px;margin-bottom:17px}.q-number{font-size:11px;min-width:19px}.q-stem{font-size:17px}.answer-option{font-size:15px;padding:13px 12px;gap:9px}.choice-key{font-size:11px;min-width:16px}.options{gap:8px}#question-list{gap:12px;margin-top:13px}#submit-result{padding:19px 20px;font-size:17px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.track span,.answer-option{transition:none}}

/* Rounded question surfaces; the visual progress strip has been removed. */
.question-card{border-radius:18px;scroll-margin-top:20px}.answer-option{border-radius:12px}#submit-result{border-radius:12px}#question-list{margin-top:0}.intro{padding-bottom:24px}
@media(max-width:600px){.question-card{border-radius:16px;scroll-margin-top:16px}.answer-option{border-radius:11px}.intro{padding-bottom:18px}}

/* Separate selectors keep selected feedback available without CSS :has(). */
.answer-option.is-selected{background:#e5edc8;border-color:#829451;box-shadow:inset 3px 0 #66803c}
.answer-option.is-selected .choice-key{color:#31522f;font-weight:800}
.answer-option.is-selected::after{content:'✓';font-size:14px;color:#4e6a35;margin-left:auto;flex:none}
.gender-options .answer-option.is-selected::after{position:absolute;right:16px}
.answer-option:focus-within{outline:3px solid #819c44;outline-offset:3px}