@import"https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap";:root{--bg: #F7F5F0;--bg2: #F0EDE6;--bg3: #E8E4DC;--surface: #FFFFFF;--surface2: #FAF9F6;--border: #E2DDD6;--border2: #EDE9E2;--ink: #1C1E1A;--ink2: #3D4039;--ink3: #7A7D75;--ink4: #AEAEA8;--teal: #2D7D6F;--teal-light: #3A9E8E;--teal-pale: #E6F4F1;--teal-mid: #B8DDD8;--coral: #D45F3C;--coral-light: #E8795A;--coral-pale: #FAEEE9;--coral-mid: #F0C4B4;--gold: #B8860B;--gold-light: #D4A017;--gold-pale: #FBF5E6;--gold-mid: #EDD98A;--sage: #5A7A5C;--sage-light: #7A9E7C;--sage-pale: #EDF3EE;--red: #C0392B;--red-pale: #FDECEA;--green: #2E7D52;--green-pale: #E8F5EE;--contrib-bg: #F7F5F0;--contrib-glow: rgba(212,95,60,0);transition:background 2s ease}:root.contributing{--contrib-bg: #FBF7F2;--contrib-glow: 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.15s;display:block}.option:hover{border-color:var(--teal-mid);background:var(--teal-pale);color:var(--teal)}.option.selected{border-color:var(--teal);background:var(--teal-pale);color:var(--teal);font-weight:600}.option.correct{border-color:var(--green);background:var(--green-pale);color:var(--green);font-weight:600}.word-inp{width:100%;padding:13px 16px;background:var(--bg2);border:1.5px solid var(--border);border-radius:14px;color:var(--ink);font-family:Playfair Display,serif;font-size:22px;font-style:italic;font-weight:400;text-align:center;outline:none;margin-bottom:10px;transition:border-color .2s}.word-inp:focus{border-color:var(--teal-mid);background:var(--surface)}.submit-btn{width:100%;padding:13px;background:linear-gradient(135deg,var(--teal),var(--teal-light));border:none;border-radius:14px;color:#fff;font-family:Plus Jakarta Sans,sans-serif;font-size:12px;font-weight:700;letter-spacing:.03em;cursor:pointer;transition:all .2s;box-shadow:0 3px 10px #2d7d6f4d}.submit-btn:hover{transform:translateY(-1px);box-shadow:0 5px 14px #2d7d6f66}.submit-btn:disabled{background:var(--border);color:var(--ink4);box-shadow:none;transform:none;cursor:not-allowed}.research-card{margin:0 16px 8px;border:1px solid var(--border2);border-radius:14px;background:var(--surface);overflow:hidden;box-shadow:0 1px 3px #0000000a;transition:box-shadow .2s}.research-card.expanded{box-shadow:0 4px 14px #00000012}.research-card-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;cursor:pointer;gap:10px}.research-card-header:hover{background:var(--bg2)}.research-tag{font-size:8px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:2px 8px;border-radius:20px;flex-shrink:0}.research-tag.findings{background:var(--teal-pale);color:var(--teal)}.research-tag.method{background:var(--sage-pale);color:var(--sage)}.research-tag.ethics{background:var(--coral-pale);color:var(--coral)}.research-tag.theory{background:var(--gold-pale);color:var(--gold)}.research-title{font-family:Playfair Display,serif;font-size:15px;font-weight:600;color:var(--ink);flex:1;line-height:1.35}.research-chevron{font-size:16px;color:var(--ink4);transition:transform .25s;flex-shrink:0}.research-chevron.open{transform:rotate(180deg)}.research-body{padding:0 16px 16px;overflow:hidden;max-height:0;transition:max-height .35s ease,padding .2s}.research-body.open{max-height:600px}.research-abstract{font-size:12px;color:var(--ink3);line-height:1.75;margin-bottom:12px;border-top:1px solid var(--border2);padding-top:12px}.research-findings{display:flex;flex-direction:column;gap:6px}.research-finding{display:flex;gap:10px;align-items:flex-start;padding:8px 10px;background:var(--bg2);border-radius:8px}.research-finding-num{font-family:Playfair Display,serif;font-size:14px;font-weight:700;color:var(--teal);flex-shrink:0;line-height:1.4}.research-finding-text{font-size:12px;color:var(--ink2);line-height:1.6}.warn-box{margin:0 16px 16px;padding:14px 16px;background:var(--coral-pale);border:1px solid var(--coral-mid);border-radius:14px;font-size:12px;color:var(--ink2);line-height:1.65}.info-box{padding:12px 14px;background:var(--teal-pale);border:1px solid var(--teal-mid);border-radius:12px;font-size:12px;color:var(--ink2);line-height:1.65;margin:12px 0}.user-sheet-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:600;background:#1c1e1a66;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:fadeIn .2s ease}.user-sheet{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:430px;background:var(--surface);border-radius:20px 20px 0 0;z-index:601;animation:slideUp .3s ease;max-height:75vh;overflow-y:auto}.user-sheet-handle{width:36px;height:4px;border-radius:2px;background:var(--border);margin:12px auto 0;display:block}.user-sheet-header{padding:16px 20px 14px;border-bottom:1px solid var(--border2)}.user-sheet-name{font-family:Playfair Display,serif;font-size:20px;font-weight:600;color:var(--ink)}.user-sheet-node{font-size:11px;color:var(--ink4);margin-top:2px}.user-sheet-section{padding:14px 20px;border-bottom:1px solid var(--border2)}.user-sheet-section-title{font-size:9px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink4);margin-bottom:10px}.user-sheet-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;cursor:pointer}.user-sheet-row-label{font-size:13px;color:var(--ink2)}.user-sheet-row-arrow{font-size:14px;color:var(--ink4)}.user-sheet-close{width:calc(100% - 40px);margin:12px 20px 20px;padding:13px;border:1.5px solid var(--border);border-radius:12px;background:none;color:var(--ink3);font-family:Plus Jakarta Sans,sans-serif;font-size:13px;font-weight:600;cursor:pointer;transition:all .15s}.user-sheet-close:hover{border-color:var(--ink3);color:var(--ink)}.ob{min-height:100vh;display:flex;flex-direction:column;padding:48px 24px 32px;animation:fadeUp .5s ease;background:var(--bg)}.ob-step{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);margin-bottom:16px}.ob-title{font-family:Playfair Display,serif;font-size:32px;font-weight:700;line-height:1.2;color:var(--ink);margin-bottom:18px;letter-spacing:-.01em}.ob-body{font-size:14px;color:var(--ink2);line-height:1.75;margin-bottom:16px;font-weight:400}.ob-btn{width:100%;padding:15px;background:linear-gradient(135deg,var(--teal),var(--teal-light));color:#fff;border:none;border-radius:14px;font-family:Plus Jakarta Sans,sans-serif;font-size:13px;font-weight:700;letter-spacing:.02em;cursor:pointer;margin-top:auto;transition:all .2s;box-shadow:0 4px 14px #2d7d6f59}.ob-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px #2d7d6f66}.ob-btn:disabled{background:var(--border);color:var(--ink4);box-shadow:none;transform:none;cursor:not-allowed}.ob-btn-ghost{width:100%;padding:13px;background:transparent;color:var(--ink3);border:1.5px solid var(--border);border-radius:14px;font-family:Plus Jakarta Sans,sans-serif;font-size:12px;font-weight:600;cursor:pointer;margin-top:8px;transition:all .15s}.ob-btn-ghost:hover{border-color:var(--ink3);color:var(--ink2)}.pdots{display:flex;gap:6px;margin-bottom:32px}.pdot{width:24px;height:3px;border-radius:2px;background:var(--border);transition:all .3s}.pdot.active{background:var(--teal);width:32px}.pdot.done{background:var(--teal-mid)}@media(max-width:380px){.ob-title{font-size:26px}.card-val{font-size:40px}}