:root{--bg:#f5f7fb;--card:#fff;--text:#172033;--muted:#68738a;--line:#dfe5ef;--primary:#2563eb;--primary-dark:#1d4ed8;--accent:#16a34a;--danger-bg:#fff1f2;--danger:#be123c}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.site-header{min-height:70px;padding:0 max(20px,calc((100% - 1100px)/2));display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid var(--line)}.brand{font-size:1.2rem;font-weight:800;color:var(--text);text-decoration:none}.pin{color:var(--primary);margin-right:6px}.site-header nav{display:flex;align-items:center;gap:16px}.site-header nav a{color:var(--text);text-decoration:none;font-weight:650}.nav-button{background:var(--primary);color:#fff!important;padding:9px 14px;border-radius:10px}.page-shell{width:min(1100px,calc(100% - 32px));margin:0 auto;padding:48px 0}.hero{display:grid;grid-template-columns:1.4fr .8fr;gap:28px;align-items:center;min-height:430px}.hero h1,.auth-card h1,.dashboard-head h1{font-size:clamp(2rem,5vw,4.7rem);line-height:1.02;margin:10px 0 18px;letter-spacing:-.045em}.hero p{font-size:1.12rem;color:var(--muted);max-width:680px;line-height:1.7}.eyebrow{font-size:.76rem;font-weight:850;letter-spacing:.14em;color:var(--primary)}.button-row{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}.button,button{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:12px;padding:13px 18px;font:inherit;font-weight:750;text-decoration:none;cursor:pointer}.primary{background:var(--primary);color:#fff}.primary:hover{background:var(--primary-dark)}.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}.full{width:100%}.demo-card,.auth-card,.feature-grid article,.stats-grid article,.next-step{background:var(--card);border:1px solid var(--line);border-radius:20px}.demo-card{padding:28px}.demo-card h2{font-size:1.8rem;margin:12px 0 0}.muted,.form-foot{color:var(--muted)}.reward{margin:26px 0 16px;font-size:1.3rem;font-weight:850;color:var(--accent);display:flex;justify-content:space-between}.demo-card button,.next-step button{width:100%;background:#e8edf5;color:#8a94a8;cursor:not-allowed}.feature-grid,.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-grid article{padding:24px}.feature-grid h3{margin-top:0}.feature-grid p{color:var(--muted);line-height:1.6}.auth-card{width:min(480px,100%);margin:30px auto;padding:30px}.auth-card h1{font-size:2.3rem}.auth-card form{display:grid;gap:16px}.auth-card label{font-weight:700;display:grid;gap:7px}.auth-card input{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:11px;font:inherit;background:#fff}.auth-card input:focus{outline:3px solid rgba(37,99,235,.15);border-color:var(--primary)}.alert{background:var(--danger-bg);color:var(--danger);padding:12px 14px;border-radius:12px;margin-bottom:18px}.alert p{margin:4px 0}.form-foot{text-align:center}.form-foot a{color:var(--primary);font-weight:700}.dashboard-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:28px}.dashboard-head h1{font-size:3rem;margin-bottom:8px}.dashboard-head p{color:var(--muted)}.level-pill{background:#dbeafe;color:#1d4ed8;padding:10px 14px;border-radius:999px;font-weight:800}.stats-grid{grid-template-columns:repeat(4,1fr)}.stats-grid article{padding:22px}.stats-grid span{display:block;color:var(--muted);font-size:.9rem;margin-bottom:8px}.stats-grid strong{font-size:1.55rem}.next-step{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:22px;padding:26px}.next-step h2{margin:8px 0}.next-step p{color:var(--muted);line-height:1.6}.next-step button{width:auto}.site-footer{text-align:center;color:var(--muted);padding:28px 16px 40px}@media(max-width:760px){.site-header{padding:0 16px}.site-header nav a:not(.nav-button){display:none}.page-shell{padding-top:28px}.hero{grid-template-columns:1fr;min-height:auto}.feature-grid,.stats-grid{grid-template-columns:1fr 1fr}.dashboard-head,.next-step{flex-direction:column}.next-step button{width:100%}}@media(max-width:480px){.feature-grid,.stats-grid{grid-template-columns:1fr}.hero h1{font-size:2.6rem}}

/* Alpha 0.2 */
.alpha-banner{display:flex;justify-content:space-between;gap:16px;align-items:center;background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af;padding:12px 16px;border-radius:14px;margin-bottom:24px}.alpha-banner span{font-size:.9rem}.compact-head h1,.content-card h1,.result-card h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.05;margin:10px 0 12px;letter-spacing:-.035em}.action-card,.location-panel,.content-card,.result-card,.empty-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:26px}.action-card{display:flex;align-items:center;justify-content:space-between;gap:28px;margin-top:22px}.action-card h2{margin:8px 0}.action-card p,.status-text,.data-credit,.place-address,.lead,.legal-copy p,.info-grid p,.qa-grid p{color:var(--muted);line-height:1.65}.action-card .button{white-space:nowrap}.activity-section{margin-top:32px}.section-title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:16px}.section-title-row h2{margin:7px 0 0}.count-pill{background:#eef2ff;color:#3730a3;padding:7px 11px;border-radius:999px;font-size:.84rem;font-weight:800}.activity-list,.places-list{display:grid;gap:12px}.activity-list article{display:flex;justify-content:space-between;gap:20px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:15px;padding:17px}.activity-list article div{display:grid;gap:5px}.activity-list article span{color:var(--muted);font-size:.88rem}.activity-list article b{font-size:.9rem;color:var(--accent)}.location-panel{margin-bottom:28px}.status-text{text-align:center;margin:14px 0 0}.gps-details{text-align:center;margin-top:8px;font-size:.86rem;font-weight:750;color:#475569}.place-card{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:15px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:17px;padding:17px}.place-icon{width:48px;height:48px;display:grid;place-items:center;background:#f1f5f9;border-radius:14px;font-size:1.5rem}.place-main h3{margin:0 0 5px;font-size:1.12rem}.place-meta,.place-address,.eligibility{margin:3px 0;font-size:.89rem}.eligibility{color:#b45309;font-weight:750}.eligibility.eligible{color:#15803d}.checkin-form button[disabled]{background:#e2e8f0;color:#94a3b8;cursor:not-allowed}.data-credit{font-size:.78rem;text-align:center}.result-card{width:min(680px,100%);margin:40px auto;text-align:center}.result-icon{font-size:3.4rem}.result-card p{color:var(--muted);line-height:1.65}.success-card{border-color:#bbf7d0}.error-card{border-color:#fecdd3}.reward-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}.reward-grid strong{background:#f0fdf4;color:#15803d;border-radius:14px;padding:18px;font-size:1.25rem}.bonus-message{font-weight:800;color:#a16207!important}.level-message{font-weight:750}.centered{justify-content:center}.content-card{max-width:900px;margin:0 auto}.info-grid,.qa-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px}.info-grid article,.qa-grid article{border:1px solid var(--line);border-radius:16px;padding:20px;background:#fff}.info-grid h2,.qa-grid h3{margin-top:0}.notice-box{margin-top:22px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;border-radius:14px;padding:16px;line-height:1.55}.legal-copy h2{margin-top:28px}.qa-grid{grid-template-columns:repeat(3,1fr)}.cat-avatar{font-size:2.3rem}.center-text{text-align:center}.site-footer nav{display:flex;justify-content:center;gap:18px;margin-top:10px}.site-footer a{color:var(--muted);font-weight:700;text-decoration:none;font-size:.88rem}
@media(max-width:760px){.alpha-banner,.action-card,.section-title-row{align-items:flex-start;flex-direction:column}.action-card .button{width:100%}.place-card{grid-template-columns:auto 1fr}.checkin-form{grid-column:1/-1}.checkin-form .button{width:100%}.activity-list article{align-items:flex-start;flex-direction:column}.info-grid,.qa-grid{grid-template-columns:1fr}.site-header nav a:nth-child(2){display:none}}

/* Alpha 0.3 */
.partner-card{border:2px solid #22c55e;background:#f0fdf4}.partner-badge{display:inline-block;background:#dcfce7;color:#166534;padding:4px 8px;border-radius:999px;font-size:.72rem;font-weight:850;margin-bottom:3px}.visit-timer{font-size:3rem;font-weight:900;letter-spacing:.04em;margin:22px 0;color:var(--primary)}.report-form{display:grid;gap:16px;margin-top:22px}.report-form label{display:grid;gap:7px;font-weight:750}.report-form input,.report-form select,.report-form textarea{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:11px;font:inherit;background:#fff}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:600px){.two-col{grid-template-columns:1fr}}