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both discovery-star-ray-grow}.discovery-star-flagship .discovery-star-burst{filter:drop-shadow(0 0 1px #fff1ad);animation-name:discovery-star-gold-burst}.discovery-star-flagship .discovery-star-ray{stroke-width:2px}@keyframes discovery-star-enter{0%{opacity:0;transform:translateY(8px)scale(.6)rotate(-10deg)}42%{opacity:1;transform:translateY(-2px) scale(var(--star-bounce)) rotate(2deg)}70%{transform:scale(.97)rotate(-1deg)}to{opacity:1;transform:none}}@keyframes discovery-star-shine{0%,28%{opacity:0;transform:translate(0)}42%{opacity:1}82%,to{opacity:0;transform:translate(140px)}}@keyframes discovery-star-burst{0%,18%{opacity:0;transform:scale(calc(var(--star-burst-spread) * .75))}38%{opacity:var(--star-burst-opacity);transform:scale(calc(var(--star-burst-spread) * .9))}58%,70%{opacity:var(--star-burst-opacity);transform:scale(var(--star-burst-spread))}96%,to{opacity:0;transform:scale(calc(var(--star-burst-spread) * 1.06))}}@keyframes discovery-star-gold-burst{0%,18%{opacity:0;transform:scale(calc(var(--star-burst-spread) * .75))}38%{opacity:var(--star-burst-opacity);transform:scale(calc(var(--star-burst-spread) * .9))}58%,78%{opacity:var(--star-burst-opacity);transform:scale(var(--star-burst-spread))}to{opacity:0;transform:scale(calc(var(--star-burst-spread) * 1.06))}}@keyframes discovery-star-ray-grow{0%,18%{stroke-dashoffset:calc(var(--star-ray-length) * .86)}58%,to{stroke-dashoffset:0}}@media (max-width:760px){.discovery-star{flex-basis:72px;width:72px;height:72px}.discovery-star-burst{--star-burst-spread:.9}.discovery-copy:has(.discovery-star){grid-template-columns:minmax(0,1fr) 100px}.discovery-heading>.discovery-star{top:-24px}.discovery-copy:has(.discovery-star)>:is(h2,.latin){grid-column:1/-1}}@media (min-width:761px) and (max-width:900px){.discovery-overlay{padding:10px}.discovery-card{grid-template-columns:clamp(280px,45vw - 72px,333px) minmax(0,1fr);gap:14px;padding:14px}.discovery-copy:has(.discovery-star){grid-template-columns:minmax(0,1fr) 156px}.discovery-heading>.discovery-star{right:24px}}@media (prefers-reduced-motion:reduce){.discovery-star{animation:none}.discovery-star-shine,.discovery-star-burst,.discovery-star-ray{opacity:0;animation:none}}.observation-stamp{color:var(--ink);background:#dce9bb;border-radius:999px;margin:0 0 16px;padding:6px 10px;font-size:12px;font-weight:750;display:inline-flex}.discovery-card h2{margin:0;font-size:52px}.discovery-card .latin{color:#6c7b74;margin:7px 0 22px;font-family:serif;font-style:italic}.discovery-copy>p:not(.eyebrow):not(.latin):not(.observation-stamp){margin-bottom:22px;line-height:1.65}.identification{border-top:1px solid #c6ccbc;padding-top:17px}.identification strong{color:#65766e;letter-spacing:.1em;margin-bottom:5px;font-size:11px;display:block}@keyframes scope-settle{0%{opacity:0;filter:blur(3px);transform:scale(1.08)}to{opacity:1;filter:none;transform:none}}@media (max-width:720px){.topbar,.app-nav{width:min(100% - 28px,1180px);padding-top:16px}.brand span:last-child{font-size:14px}.text-button{display:none}.nav-actions .birdscan-nav-link{white-space:nowrap;padding:9px 8px;display:inline-flex}.hero-copy{width:min(100% - 28px,1180px);padding-top:66px}h1{font-size:clamp(48px,15vw,74px)}.intro{max-width:92%}.wetland-art{opacity:.72}.far-bank{width:94%;height:18%}.bird-flying{top:42%;right:12%}.preview-strip{grid-template-columns:1fr;gap:36px;width:min(100% - 28px,1180px)}.species-list{grid-template-columns:1fr}.species-list article{border-bottom:1px solid #c3c8ba;border-right:0;grid-template-columns:40px 1fr auto;align-items:center;min-height:0;padding:20px 4px}.species-list strong{margin:0}.field-screen,.collection-screen{width:min(100% - 28px,1180px);padding-top:28px}.field-header{grid-template-columns:1fr;align-items:start}.field-tools{justify-items:start}.field-header .conditions{justify-content:flex-start}.game-frame,.game-canvas{height:520px;min-height:520px}.guide-grid,.leaderboard-grid{grid-template-columns:1fr}.guide-card{grid-row:auto;min-height:270px;display:block}.guide-memory{grid-row:auto;grid-template-rows:none}.guide-silhouette{min-height:0}.guide-illustration-modal{padding:14px}.guide-illustration-modal-card{max-height:calc(100dvh - 28px);padding:40px 18px 18px}.guide-illustration-modal-card img{max-height:calc(100dvh - 122px)}.collection-heading{grid-template-columns:1fr;gap:10px}.birdscan-content{font-size:16px}.birdscan-story{margin-top:38px;padding-top:30px}.summary-screen{width:min(100% - 28px,1180px);padding-top:48px}.ranking-milestone-debug{width:min(100% - 28px,1180px);padding:18px}.ranking-milestone-debug-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ranking-milestone{grid-template-columns:112px 1fr;gap:14px;margin-bottom:30px;padding:12px}.ranking-milestone-visual{--ranking-milestone-visual-height:96px}.ranking-milestone-copy strong{font-size:28px}.summary-grid{grid-template-columns:1fr 1fr}.summary-grid article:nth-child(2){border-right:0}.summary-grid article{border-bottom:1px solid #c3c8ba;min-height:175px}.audio-controls{flex-wrap:wrap}.log-list article{grid-template-columns:1fr auto;gap:8px}.log-list time{grid-column:1/-1}.discovery-card{grid-template-columns:1fr;gap:24px;max-height:calc(100vh - 28px);padding:24px 22px;overflow-y:auto}.scope-view{border-width:7px;width:min(250px,82vw);margin:0 auto}.discovery-copy{text-align:center}.discovery-copy:has(.discovery-star)>:is(.observation-stamp,.primary-action){justify-self:center}.discovery-card h2{font-size:44px}}@media (max-width:360px){.discovery-overlay{padding:10px}.discovery-card{padding-inline:12px}.discovery-card:has(img:is([alt^=黑翅长脚鹬],[alt^=东方大苇莺],[alt^=白胸苦恶鸟],[alt^=红颈瓣蹼鹬])) h2{font-size:clamp(36px,20vw - 9.2px,44px)}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.scope-focus,.ranking-milestone-visual img{animation:none}}@media (orientation:landscape) and (max-width:1024px) and (max-height:500px) and (any-pointer:coarse){.screen-guide .guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.screen-guide .guide-card{min-width:0}.site-shell.screen-home .app-nav{width:calc(100% - max(28px, env(safe-area-inset-left) + env(safe-area-inset-right)));padding:10px 0}.screen-home .nav-actions{gap:4px}.screen-home .nav-actions .text-button{white-space:nowrap;padding:7px 8px;font-size:12px;display:inline-flex}.screen-home .nav-actions .profile-button{white-space:nowrap;padding:7px 10px;font-size:12px}.screen-home .hero{min-height:calc(100svh - 55px)}.screen-home .hero-copy{width:calc(100% - max(28px, env(safe-area-inset-left) + env(safe-area-inset-right)));padding:16px 0 18px}.screen-home .hero-copy .eyebrow{margin-bottom:8px;font-size:11px}.screen-home h1{font-size:clamp(38px,6vw,52px)}.screen-home .intro{max-width:620px;margin:10px 0;font-size:14px;line-height:1.55}.screen-home .destination-card{margin-bottom:8px;padding:8px 12px}.screen-home .destination-card small,.screen-home .session-note{display:none}.screen-home .condition-controls{margin-bottom:10px}.screen-home .condition-controls button{min-height:44px;padding:7px 13px}.screen-home .primary-action{min-height:48px;padding:10px 18px 10px 20px}.site-shell.screen-field,.site-shell.screen-summary{overscroll-behavior:none;width:100%;height:100dvh;min-height:100dvh;position:fixed;inset:0;overflow:hidden}.screen-field .app-nav,.screen-summary .app-nav{display:none}.screen-field .field-screen{width:100%;height:100%;margin:0;padding:0}.screen-field .field-header{z-index:30;top:max(8px, env(safe-area-inset-top));right:max(8px, env(safe-area-inset-right));left:max(8px, env(safe-area-inset-left));pointer-events:none;justify-content:flex-end;align-items:center;gap:8px;margin:0;display:flex;position:absolute}.screen-field .field-header>div:first-child{display:none}.screen-field .field-tools{pointer-events:auto;justify-items:end;gap:4px;width:fit-content;min-width:0;max-width:min(100%,360px);display:grid}.screen-field .trip-actions{gap:6px;width:fit-content}.screen-field .trip-clock{background:#f4f0dfe6;border-radius:5px;padding:7px 9px;font-size:23px;line-height:30px}.screen-field .conditions.compact{flex-wrap:wrap;justify-content:flex-end;gap:4px;width:fit-content;max-width:100%;overflow:visible}.screen-field .conditions.compact span{white-space:nowrap;background:#f4f0dfe6;padding:6px 7px;font-size:10px;line-height:18px}.screen-field .audio-controls{box-sizing:border-box;background:#ebe8d8eb;border:1px solid #1736303d;flex-wrap:wrap;justify-content:flex-end;gap:5px;width:fit-content;max-width:100%;padding:4px 6px;font-size:10px}.screen-field .audio-controls label{gap:3px;display:flex}.screen-field .audio-controls input{width:44px}.screen-field .audio-controls button,.screen-field .trip-actions .secondary-action{pointer-events:auto;background:#f4f0dfe6;border-radius:5px;min-width:44px;min-height:44px;padding:8px 11px}.screen-field .audio-controls button{min-width:40px;min-height:38px;padding:5px 7px}.screen-field .game-frame,.screen-field .game-canvas{width:100%;height:100%;min-height:0;box-shadow:none;border:0;border-radius:0}.screen-field .focus-hint{top:max(8px, env(safe-area-inset-top));left:max(8px, env(safe-area-inset-left));pointer-events:none;max-width:min(390px,50vw);padding:7px 10px}.screen-field .focus-hint span,.screen-field .focus-hint small{display:none}.screen-field .focus-hint strong{font-size:12px;line-height:1.4}.screen-summary .summary-screen{width:calc(100% - max(28px, env(safe-area-inset-left) + env(safe-area-inset-right)));min-height:100%;padding:max(16px, env(safe-area-inset-top)) 0 max(16px, env(safe-area-inset-bottom));overscroll-behavior:contain;margin:0 auto;overflow-y:auto}.screen-summary .eyebrow{margin-bottom:7px;font-size:10px}.screen-summary .summary-screen h1{font-size:clamp(30px,5vw,44px)}.screen-summary .summary-insight{margin:8px 0 14px;font-size:12px;line-height:1.45}.screen-summary .summary-grid article{min-height:0;padding:10px}.screen-summary .summary-grid span{font-size:34px}.screen-summary .summary-grid strong{letter-spacing:.04em;margin:2px 0 7px;font-size:11px}.screen-summary .summary-grid p{font-size:11px;line-height:1.35}.screen-summary .summary-actions{gap:8px;margin-top:14px}.screen-summary .summary-actions .primary-action,.screen-summary .summary-actions .secondary-action{min-height:44px;padding:9px 14px}.discovery-overlay{padding:max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) max(10px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left))}.discovery-card{grid-template-columns:minmax(120px,.62fr) minmax(250px,1.38fr);gap:16px;width:min(760px,100%);max-height:calc(100dvh - 20px);padding:14px;overflow-y:auto}.scope-view{border-width:6px;justify-self:center;width:min(180px,38svh)}.discovery-card h2{font-size:34px}.discovery-card .latin{margin:3px 0 10px}.discovery-card .observation-stamp{margin-bottom:8px}.discovery-star{flex-basis:62.4px;width:62.4px;height:62.4px}.discovery-copy:has(.discovery-star){grid-template-columns:minmax(0,1fr) 92px}.discovery-star-burst{--star-burst-spread:.78}.discovery-copy>p:not(.eyebrow):not(.latin):not(.observation-stamp){margin-bottom:10px;font-size:13px;line-height:1.45}.identification{padding-top:9px}.discovery-card .primary-action{min-height:44px;padding:9px 14px}}.orientation-prompt{display:none}@media (orientation:portrait) and (max-width:600px) and (any-pointer:coarse){.screen-field .orientation-prompt{z-index:200;padding:max(28px, env(safe-area-inset-top)) max(28px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(28px, env(safe-area-inset-left));color:var(--cream);text-align:center;background:#122d27f0;place-content:center;justify-items:center;gap:10px;display:grid;position:fixed;inset:0}.orientation-phone{color:var(--lime);font-size:54px;line-height:1}.orientation-prompt strong{font-family:STSong,Songti SC,serif;font-size:30px}.orientation-prompt small{color:#f4f0dfc2;font-size:14px}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}