:root{color-scheme:light;--ink:#173e36;--muted:#63746b;--paper:#f5f5ed;--line:#dce2d5;--green:#d4ed91;--forest:#102f2b;font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);line-height:1.7}a{color:inherit;text-decoration:none}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #d7953c;outline-offset:6px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.4}h1{font-size:clamp(32px,3.8vw,54px);font-weight:650;letter-spacing:-1.5px}h2{font-size:27px}h3{font-size:19px}p{color:var(--muted)}.header{height:88px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;background:var(--forest);color:#f1f3df;gap:24px}.brand{display:flex;align-items:center;gap:8px;font-size:23px;font-weight:750;letter-spacing:-.7px}.brand span{font-size:11px;font-weight:400;letter-spacing:2px;margin-left:8px;opacity:.6}.desktop-nav{display:flex;gap:32px;font-size:14px}.desktop-nav a{position:relative;padding:10px 0;opacity:.65}.desktop-nav a:hover,.desktop-nav a[aria-current]{opacity:1}.desktop-nav a[aria-current]:after{content:'';position:absolute;bottom:0;left:35%;right:35%;height:3px;border-radius:3px;background:var(--green)}.edition{font-size:11px;letter-spacing:2px;display:flex;gap:10px;align-items:center}.edition i,.live-dot,.companion-label i{display:inline-block;width:6px;height:6px;background:var(--green);border-radius:50%}.mobile-nav{display:none}.hero{min-height:690px;height:calc(100svh - 88px);max-height:960px;position:relative;isolation:isolate;background:#173f36 url('/assets/forest-brand-story-20260926-v2/forest.svg') center/cover no-repeat;color:#f6f4df;overflow:hidden}.hero:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,33,29,.9),rgba(12,39,31,.3) 52%,transparent);z-index:-1}.hero-content{position:relative;padding:9vh 0 110px 8%;width:65%;z-index:2}.eyebrow{font-size:10px;font-weight:600;letter-spacing:2.5px;margin-bottom:20px}.hero .eyebrow{color:#cfddb9;display:flex;align-items:center;gap:12px}.hero h1{font-size:clamp(35px,4.3vw,66px);line-height:1.5;font-weight:550;letter-spacing:-2px}.hero h1 em{font-style:normal;color:var(--green)}.hero-copy{color:#c0d0be;font-size:15px;line-height:2;margin:24px 0 30px}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:40px;min-height:50px;padding:13px 24px;border-radius:7px;background:var(--forest);color:#fff;border:0;font-size:14px;font-weight:600;transition:transform .2s,background .2s}.button:hover{transform:translateY(-2px);background:#285b49}.button.primary{background:var(--green);color:var(--forest);min-width:180px}.button.primary:hover{background:#e5f8b9}.hero-note{display:block;font-size:10px;letter-spacing:2px;color:#9db69f;margin-top:14px}.companion{position:absolute;right:12%;bottom:15%;width:27%;display:flex;flex-direction:column;align-items:center}.pet{width:100%;height:auto;max-width:320px;filter:drop-shadow(0 22px 18px #122b2933)}.companion .pet{animation:breathe 5s ease-in-out infinite}.companion-label{color:#e3ecd6;border:1px solid #b7d99540;background:#163a319c;padding:7px 14px;font-size:11px;border-radius:30px;white-space:nowrap}.companion-label i{margin-right:7px}.hero-bottom{position:absolute;left:5%;right:5%;bottom:25px;display:flex;justify-content:space-between;align-items:center;color:#aac3ac;font-size:9px;letter-spacing:2px}.hero-bottom a{font-size:12px;letter-spacing:1px;color:#eef2df}.world-section{padding:70px 6% 84px;scroll-margin-top:20px}.section-heading{display:flex;align-items:end;justify-content:space-between;margin-bottom:35px;gap:20px}.section-heading .eyebrow{margin-bottom:12px}.section-heading>p{font-size:13px}.portals{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.portal{position:relative;padding:25px 22px 32px;border-top:1px solid #bacab8;background:#eceee2;border-radius:4px;transition:background .2s,transform .2s}.portal:hover{background:#e1e9cf;transform:translateY(-4px)}.portal-icon{display:block;font-size:28px;margin-bottom:24px;color:#497259}.portal .eyebrow{font-size:9px;margin-bottom:12px}.portal h3{font-size:17px;margin-bottom:10px}.portal>p:not(.eyebrow){font-size:12px;padding-right:8px}.portal-arrow{position:absolute;right:18px;top:24px;font-size:20px}.page-shell{max-width:1240px;min-height:calc(100svh - 205px);margin:auto;padding:60px 5% 80px}.page-intro{margin-bottom:30px}.page-intro .eyebrow{color:#64805c;margin-bottom:16px}.page-intro>p:last-child{margin-top:17px;font-size:15px}.notice{background:#e8eddb;border:1px solid #dbe4cb;border-radius:8px;padding:15px 20px;font-size:13px;color:#4b654c;margin-bottom:25px}.badge{display:inline-block;font-size:10px;font-weight:500;letter-spacing:.5px;color:#4c6546;background:#e5edce;border:1px solid #c8d7b0;border-radius:30px;padding:3px 10px;vertical-align:middle}.panel{background:#fffef7;border:1px solid var(--line);border-radius:14px;padding:30px}.panel h2{margin:15px 0}.panel p{font-size:14px}.learning-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:22px}.featured{background:#eaf0dc;padding:35px}.featured .eyebrow{margin-top:28px}.stats{display:grid;grid-template-columns:repeat(3,1fr);margin:28px 0 35px;gap:16px}.stats strong{display:block;font-size:40px;font-weight:500;line-height:1.3}.stats span{font-size:12px;color:var(--muted)}.stats small{font-size:12px}.stack{display:grid;gap:16px}.row-link{display:flex;align-items:center;justify-content:space-between;gap:20px}.row-link:hover{border-color:#8ea47f}.row-link h3{margin-bottom:7px}.row-link>span{font-size:25px}.back-link{display:inline-flex;gap:16px;margin-bottom:24px;font-size:13px}.preview-list{margin:20px 0}.preview-list>div{padding:24px 0;display:flex;align-items:center;gap:20px;border-bottom:1px solid var(--line)}.preview-list h2{font-size:20px;flex:1;margin:0}.preview-list small{color:var(--muted)}.preview-list>div>span{color:#739060}.muted{color:var(--muted);font-size:12px;margin-top:16px}.adventure-scene{position:relative;overflow:hidden;background:#214b3c url('/assets/forest-brand-story-20260926-v2/forest.svg') center/cover;min-height:380px;border-radius:16px;padding:40px;display:flex;align-items:center;justify-content:space-between;color:#f6f4df;isolation:isolate}.adventure-scene:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#13382fe6,transparent);z-index:-1}.adventure-scene .eyebrow{margin:24px 0 6px;color:#d0dfb7}.adventure-scene h2{font-size:40px}.adventure-scene p{color:#d4dfcb;margin:15px 0 22px}.adventure-scene .pet{width:30%;margin-right:8%}.button:disabled{background:#dfe6ca;color:#41523d;cursor:not-allowed;transform:none;opacity:.85}.map-stops{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:22px}.map-stops article{padding:25px;border-left:2px solid #adb998;background:#eceee3;border-radius:0 10px 10px 0}.map-stops span{font-size:11px;color:#677c5e}.map-stops h3{margin:8px 0}.map-stops p{font-size:12px}.profile-layout{display:grid;grid-template-columns:1fr 1.3fr;gap:22px}.pet-panel{text-align:center;background:#e9efdc}.pet-panel .pet{max-width:210px}.pet-panel .eyebrow{margin:10px 0 0}.pet-panel h2{margin:6px 0}.pet-panel label{display:flex;justify-content:space-between;font-size:12px;margin-top:26px}progress{width:100%;height:10px;border:0;border-radius:20px;overflow:hidden;accent-color:#6b8c47}progress::-webkit-progress-bar{background:#d6dfc6}progress::-webkit-progress-value{background:#6b8c47}.growth-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.big-number{display:block;font-size:38px;font-weight:500;margin:18px 0}footer{padding:28px 5%;display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}footer .brand{font-size:17px;color:var(--ink)}footer small{font-size:10px;letter-spacing:1px}.skip-link{position:fixed;top:-100px;left:20px;z-index:100;background:white;padding:12px}.skip-link:focus{top:10px}@keyframes breathe{50%{transform:translateY(-9px)}}
@media(min-width:1600px){.hero-content{padding-top:110px}.companion{right:17%}}
@media(max-width:1024px){.header{height:76px}.edition{display:none}.hero{height:calc(100svh - 76px);min-height:700px}.hero-content{padding-top:85px;width:75%}.companion{right:6%;bottom:15%;width:29%}.hero h1{font-size:47px}.portals{grid-template-columns:repeat(2,1fr)}.portal{padding:24px}.portal-icon{margin-bottom:14px}.desktop-nav{gap:24px}.page-shell{padding-top:40px}.profile-layout{grid-template-columns:1fr 1.25fr}.panel{padding:23px}}
@media(max-width:820px){body{padding-bottom:78px}.desktop-nav{display:none}.mobile-nav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;z-index:20;background:#f7f8efed;backdrop-filter:blur(16px);border-top:1px solid #dbe1d2;padding:8px 8px calc(8px + env(safe-area-inset-bottom))}.mobile-nav a{display:flex;flex-direction:column;align-items:center;font-size:11px;color:#69766b;min-height:48px}.mobile-nav a>span{font-size:22px;line-height:1.3}.mobile-nav a[aria-current]{color:#264f35;font-weight:750;background:#e1eacf;border-radius:10px}.edition{display:flex}.learning-layout{grid-template-columns:1fr}.stack{grid-template-columns:repeat(3,1fr);gap:10px}.row-link{padding:20px 16px}.row-link h3{font-size:16px}.row-link p{font-size:12px}.row-link>span{display:none}.profile-layout{grid-template-columns:1fr 1.2fr}.growth-grid{gap:12px}.big-number{font-size:29px}.section-heading{align-items:start;flex-direction:column;gap:12px}.hero-bottom>span:last-child{display:none}footer small{display:none}}
@media(max-width:540px){.header{height:68px;padding:0 6%}.brand{font-size:21px}.brand span{display:none}.edition{font-size:9px;letter-spacing:1px}.hero{height:auto;min-height:790px;background-position:60% center}.hero:before{background:linear-gradient(180deg,#0e302beb, #12392d66 60%,transparent)}.hero-content{padding:42px 7% 325px;width:100%}.hero h1{font-size:36px;letter-spacing:-1px}.hero .eyebrow{font-size:8px;letter-spacing:1.5px;margin-bottom:22px}.hero-copy{font-size:13px;margin:20px 0}.hero-note{font-size:9px}.companion{width:190px;right:9%;bottom:66px}.companion-label{font-size:10px}.hero-bottom{font-size:8px;letter-spacing:1px}.world-section{padding:42px 6%}.section-heading h2{font-size:23px}.portals{gap:12px}.portal{padding:20px 16px}.portal h3{font-size:16px}.portal .eyebrow{font-size:8px;letter-spacing:1px}.portal>p:not(.eyebrow){font-size:11px}.page-shell{padding:34px 6% 50px}h1{font-size:30px;letter-spacing:-.5px}.page-intro>p:last-child{font-size:13px}.notice{font-size:12px;padding:13px}.stack{grid-template-columns:1fr}.row-link>span{display:block}.stats strong{font-size:34px}.featured h2{font-size:23px}.adventure-scene{padding:26px;min-height:440px;align-items:start}.adventure-scene h2{font-size:32px}.adventure-scene .pet{position:absolute;right:-12px;bottom:10px;width:35%;margin:0}.adventure-scene .button{margin-top:20px}.map-stops{grid-template-columns:1fr;gap:12px}.map-stops article{padding:18px}.profile-layout{grid-template-columns:1fr}.growth-grid .panel{padding:20px 16px}.growth-grid .muted{font-size:11px}.preview-list h2{font-size:17px}.preview-list small{font-size:10px}footer{flex-direction:column;gap:6px;padding:22px 6%}.preview-list>div{gap:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Stage 1.5 — shared forest materials, restrained motion and region entries. */
:root{--radius:20px;--space:24px}
.panel,.notice,.adventure-scene{border-radius:var(--radius)}
.panel{background:linear-gradient(145deg,#fffef7,#f1f3e8);border-color:#dce2d0}
.button{border-radius:12px;gap:24px}.button.primary{background:var(--green);color:var(--forest)}
.button.secondary{background:#edf1dc;color:#234a38}
.big-number,.stats strong,.plan-count,.energy-gate strong{font-variant-numeric:tabular-nums}
.page-intro h1{font-size:clamp(28px,3.1vw,44px);text-wrap:balance}
.hero{height:auto;min-height:calc(100svh - 88px);max-height:none;display:grid;grid-template-columns:1.25fr 1fr;align-items:center;padding:55px 8% 85px}
.hero-content{width:auto;padding:0;min-width:0}.hero h1{font-size:clamp(34px,3.65vw,58px)}
.companion{position:relative;right:auto;bottom:auto;width:min(100%,330px);justify-self:center;margin-top:110px;z-index:1}
.companion .pet{transform-origin:50% 85%;animation:pet-idle 6s ease-in-out infinite}
.atmosphere{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0}
.near-leaves{position:absolute;inset:-2%;width:104%;height:104%;fill:#102e26;stroke:#12342a;stroke-width:8;opacity:.65;transform-origin:50% 0;animation:leaf-sway 16s ease-in-out infinite}
.forest-mist{position:absolute;bottom:10%;left:28%;width:65%;height:24%;background:radial-gradient(ellipse,#d6e4b927,transparent 68%);animation:mist-drift 22s ease-in-out infinite;opacity:.7}
.firefly{position:absolute;left:var(--x);top:var(--y);width:4px;height:4px;border-radius:50%;background:#e4edb0;box-shadow:0 0 8px #ddec9c70;animation:firefly-drift 9s ease-in-out var(--delay) infinite;opacity:.3}
body:after{content:'';position:fixed;inset:0;z-index:50;pointer-events:none;background:#dbe5bf;opacity:0;transition:opacity .24s ease}
body.entering-world:after{opacity:.92}
.world-section{background:radial-gradient(ellipse at 50% 0,#e6ecd7,transparent 65%);outline-offset:-6px}
.portals{gap:24px;align-items:start}
.portal{border:1px solid #d5dfc8;border-radius:70px 70px 22px 22px;padding:20px 22px 28px;background:linear-gradient(160deg,#eef2e1,#e1e8d4);overflow:hidden}
.portal:nth-child(even){margin-top:24px}
.portal.region-valley{background:linear-gradient(160deg,#e9eee7,#dce7de)}
.portal.region-camp{background:linear-gradient(160deg,#f3edda,#e9e3cb)}
.portal.region-companion{background:linear-gradient(160deg,#edf0df,#e2e8ca)}
.portal:hover{transform:translateY(-4px);border-color:#9bab82}
.region-art{display:block;width:100%;height:115px;margin:0 0 18px}
.portal-arrow{top:auto;bottom:25px;font-size:18px}.portal>p:not(.eyebrow){padding-right:18px;min-height:42px}
.portal .eyebrow{letter-spacing:1.8px}.portal h3{font-size:21px}
.stats{gap:18px}.stats>div{min-width:0}.stats span{display:block;font-size:12px}
.featured{background:linear-gradient(140deg,#e6eed7,#f4f4e6)}
.energy-reward{display:flex;flex-wrap:wrap;align-items:center;gap:4px 14px;border-top:1px solid #cdd9bd;padding:17px 0;margin-bottom:14px}
.energy-reward>span{font-size:12px;color:var(--muted)}.energy-reward strong{font-size:18px;color:#50743c}.energy-reward small{flex-basis:100%;font-size:10px;color:var(--muted)}
.adventure-scene{min-height:470px}.adventure-copy{max-width:520px;min-width:0}
.energy-gate{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin:23px 0 12px}.energy-gate span{display:block;font-size:12px;color:#d5dfc5}.energy-gate strong{display:block;font-size:30px;font-weight:500}.energy-gate small{font-size:12px}
.adventure-scene progress{display:block;max-width:380px;accent-color:#c9de8e}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}
.growth-relation{display:flex;align-items:center;justify-content:center;gap:30px;padding:24px;background:#e9eedc;border-radius:var(--radius);margin:0 0 24px;text-align:center}.growth-relation span{display:block;font-size:11px;color:var(--muted)}.growth-relation strong{font-size:16px}.growth-relation b{font-weight:400;color:#819163;font-size:24px}
.pet-panel{background:radial-gradient(ellipse at 50% 25%,#f4f5d9,#e5ebd7)}.growth-grid .panel{padding:22px}.growth-grid .big-number{margin:12px 0;font-size:32px}
.plan-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:24px}.plan-summary{background:linear-gradient(150deg,#f0ecd8,#e8ecd7)}.plan-summary .region-art{height:115px;margin:0}.plan-summary .eyebrow{margin:18px 0 12px;font-size:9px}.plan-summary h2{font-size:20px}.plan-count{display:block;font-size:54px;font-weight:500;line-height:1.4;margin:12px 0}.plan-count small{font-size:24px;color:var(--muted)}.plan-summary progress{margin-bottom:20px}.plan-summary .energy-reward{margin:0}
.plan-tasks h2{font-size:23px;margin:0 0 16px}.plan-tasks ul{list-style:none;padding:0;margin:0 0 26px}.plan-tasks li{display:flex;justify-content:space-between;align-items:center;padding:16px 0;border-bottom:1px solid var(--line);font-size:15px}.task-status{color:#648647}.task-status i{font-style:normal}.task-done>span:first-child{color:#708067}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@keyframes pet-idle{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-7px) scale(1.015,1.025)}}
@keyframes leaf-sway{50%{transform:rotate(.7deg) translateX(5px)}}
@keyframes mist-drift{50%{transform:translateX(-28px);opacity:1}}
@keyframes firefly-drift{50%{transform:translate(10px,-20px);opacity:.8}100%{transform:translate(0,0);opacity:.3}}
.motion-paused .atmosphere *,.motion-paused .companion .pet{animation-play-state:paused}
@media(max-width:1100px){.hero{padding:48px 7% 75px;grid-template-columns:1.45fr 1fr;min-height:calc(100svh - 76px)}.hero h1{font-size:clamp(34px,4.2vw,46px)}.companion{width:100%;margin-top:160px}.portals{grid-template-columns:repeat(2,1fr)}.region-art{height:110px}.portal:nth-child(even){margin-top:18px}.hero-content{width:auto;padding:0}}
@media(max-width:820px){.hero{min-height:calc(100svh - 150px);grid-template-columns:1.25fr 1fr}.hero h1{font-size:clamp(30px,4.5vw,38px)}.hero .eyebrow{letter-spacing:1.3px;font-size:8px}.hero-copy{font-size:13px}.companion{margin-top:130px}.growth-relation{gap:20px}.profile-layout{grid-template-columns:.9fr 1.1fr}.growth-grid .panel{padding:18px}.plan-layout{grid-template-columns:.8fr 1fr}}
@media(max-width:540px){.hero{display:flex;flex-direction:column;align-items:stretch;min-height:calc(100svh - 146px);padding:32px 7% 65px;gap:16px}.hero-content{padding:0;width:100%}.hero h1{font-size:clamp(29px,8.2vw,36px)}.hero .eyebrow{margin-bottom:17px}.hero-copy{margin:16px 0}.hero-note{margin-top:10px}.companion{width:155px;right:auto;bottom:auto;align-self:flex-end;margin:0 6% 0 0}.companion-label{font-size:9px;padding:4px 10px}.hero-bottom{bottom:18px}.portals{gap:14px}.portal{border-radius:45px 45px 18px 18px;padding:12px 14px 24px}.portal:nth-child(even){margin-top:16px}.region-art{height:80px;margin-bottom:12px}.portal h3{font-size:18px}.portal .eyebrow{font-size:8px;letter-spacing:.8px}.portal-arrow{right:10px;bottom:19px}.portal>p:not(.eyebrow){min-height:58px;font-size:11px;padding-right:10px}.adventure-scene{display:block;min-height:0;padding:24px}.adventure-scene .pet{position:static;display:block;width:115px;margin:16px auto 0}.adventure-copy{max-width:none}.energy-gate{gap:12px}.energy-gate strong{font-size:28px}.adventure-scene .button{margin-top:0}.actions{gap:10px}.actions .button{font-size:12px;padding:12px 15px;gap:12px}.growth-relation{gap:10px;padding:20px 12px}.growth-relation strong{font-size:12px}.growth-relation span{font-size:10px}.growth-relation b{font-size:17px}.profile-layout,.plan-layout{grid-template-columns:1fr}.plan-summary .region-art{height:85px}.plan-count{font-size:46px}.stats{gap:12px}.stats strong{font-size:32px}.stats span{font-size:11px}.near-leaves{opacity:.35}.firefly:nth-last-child(-n+4){display:none}}
@media(prefers-reduced-motion:reduce){.companion .pet,.atmosphere *{animation:none!important}body:after{transition:none;display:none}}

/* Animated Web 3D companion and layered forest diorama. */
.companion-3d{width:min(44vw,540px);margin-top:18px;filter:drop-shadow(0 28px 28px #061b1745)}
.forest-diorama{position:relative;width:100%;aspect-ratio:1/1.06;isolation:isolate;overflow:hidden;border-radius:50% 50% 28% 28%/43% 43% 20% 20%;background:radial-gradient(circle at 52% 27%,#d9eaa652 0 12%,transparent 34%),linear-gradient(180deg,#315b45aa 0%,#183e32a8 60%,#102e26ed 100%);box-shadow:inset 0 0 70px #071f1b80,0 35px 70px #071d1835}
.forest-diorama:before{content:'';position:absolute;inset:0;z-index:0;background:radial-gradient(ellipse at 50% 47%,transparent 0 30%,#15372a38 58%,#0a2721bc 100%),repeating-linear-gradient(93deg,transparent 0 11%,#173d30a8 12% 14%,transparent 15% 23%);filter:blur(.3px)}
.diorama-depth{position:absolute;inset:0;pointer-events:none}
.diorama-back{z-index:1;opacity:.62;background:radial-gradient(ellipse at 50% 49%,#d9eda642 0 9%,transparent 31%),linear-gradient(115deg,transparent 0 16%,#0d2d266e 17% 20%,transparent 21% 76%,#0c2d256e 77% 81%,transparent 82%)}
.diorama-mid{z-index:2;background:radial-gradient(ellipse at 50% 87%,#9fc16a35 0 27%,transparent 55%);clip-path:polygon(0 0,23% 0,17% 35%,24% 66%,16% 100%,0 100%,0 0,100% 0,100% 100%,84% 100%,76% 67%,83% 36%,77% 0)}
.diorama-ground{position:absolute;z-index:2;left:7%;right:7%;bottom:4%;height:29%;border-radius:50%;transform:perspective(320px) rotateX(61deg);transform-origin:50% 100%;background:radial-gradient(ellipse,#98b86577 0 18%,#4e754d99 46%,#153a30 78%);box-shadow:inset 0 12px 24px #c9dd9142}
.wordeater-canvas{position:absolute;inset:0;z-index:4;width:100%;height:100%;display:block;opacity:0;transition:opacity .55s ease;filter:saturate(1.04)}
.model-fallback{position:absolute;z-index:3;left:22%;bottom:9%;width:56%;max-width:none;transition:opacity .35s ease}
.model-loading{position:absolute;z-index:6;left:50%;bottom:7%;transform:translateX(-50%);color:#dbe8c8;font-size:9px;letter-spacing:1.2px;white-space:nowrap;opacity:.75}
.model-ready .wordeater-canvas{opacity:1}.model-ready .model-fallback,.model-ready .model-loading{opacity:0;pointer-events:none}.model-error .model-loading{display:none}
.diorama-front{position:absolute;inset:0;z-index:5;pointer-events:none;background:radial-gradient(circle at 18% 31%,#deeb9c 0 2px,transparent 3px),radial-gradient(circle at 83% 42%,#deeb9c 0 1.5px,transparent 3px),radial-gradient(circle at 76% 20%,#ecf5b2 0 1px,transparent 2px),linear-gradient(74deg,#0b2c2478 0 5%,transparent 13%),linear-gradient(-72deg,#0b2c2478 0 5%,transparent 13%);filter:drop-shadow(0 0 5px #e0ed98)}
.companion-3d .companion-label{position:relative;z-index:7;margin-top:-14px;backdrop-filter:blur(10px)}
.motion-paused .wordeater-canvas{filter:saturate(1.04)}
@media(max-width:1100px){.companion-3d{width:min(42vw,450px);margin-top:38px}}
@media(max-width:820px){.companion-3d{width:min(40vw,370px);margin-top:48px}}
@media(max-width:540px){.companion-3d{width:min(78vw,300px);margin:-12px auto 0;align-self:center}.forest-diorama{aspect-ratio:1/1.02}.companion-3d .companion-label{font-size:9px}.model-loading{font-size:8px}}
@media(prefers-reduced-motion:reduce){.wordeater-canvas{transition:none}.diorama-front{filter:none}}

/* Phase 3 — real-source learning dashboard states. */
.learn-dashboard{display:grid;gap:22px}.learn-hero{position:relative;min-height:260px;padding:42px 38% 28px 38px;border-radius:28px;overflow:hidden;background:linear-gradient(90deg,#f8f6e9 0 54%,#e0ead0cc),url('/assets/forest-brand-story-20260926-v2/forest-hero-v2.webp') 78% 52%/cover;color:var(--ink)}
.learn-hero:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 48%,#173f3526);pointer-events:none}.learn-hero .page-intro{position:relative;z-index:2;margin:0}.learn-hero .page-intro h1{font-size:clamp(34px,4vw,54px);max-width:650px}.learn-hero .page-intro>p:last-child{max-width:540px}
.learn-hero-pet{position:absolute;right:4%;bottom:-42px;width:210px;height:auto;z-index:1;filter:drop-shadow(0 18px 20px #173f3540)}
.sync-card{position:absolute;right:20%;top:34px;z-index:3;display:flex;align-items:flex-start;gap:14px;width:min(300px,27%);padding:18px;border:1px solid #f9f6df8c;border-radius:20px;background:#173f35d9;color:#fff;box-shadow:0 18px 38px #173f3524;backdrop-filter:blur(12px)}.sync-card p,.sync-card small{display:block;color:#dbe6cf;font-size:11px}.sync-card strong{font-size:14px}.sync-icon{display:grid;place-items:center;flex:0 0 34px;height:34px;border-radius:50%;background:#f1d58b;color:#173f35;font-weight:800}.sync-icon.is-connected{background:#cfe3b6}.sync-button{margin-top:9px;padding:7px 13px;border:0;border-radius:18px;background:#f2d99b;color:#173f35;font-weight:700;cursor:pointer}.pair-result{margin-top:8px;font-size:11px;line-height:1.5}.pair-result strong{display:block;font-size:20px;letter-spacing:3px;color:#f2d99b}
.learn-alert{padding:13px 18px;border-radius:16px;background:#e8eddb;color:#4b654c;font-size:13px}.learn-alert button{border:0;background:none;color:#24594b;font-weight:700;text-decoration:underline;cursor:pointer}
.learn-plan{display:grid;grid-template-columns:1fr minmax(220px,300px);gap:24px;align-items:center;padding:28px 32px}.learn-plan .dashboard-heading{grid-column:1/-1}.learn-plan-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.learn-plan-metrics>div,.progress-list>div{padding-right:16px;border-right:1px solid var(--line)}.learn-plan-metrics>div:last-child{border:0}.learn-plan-metrics strong,.progress-list strong{display:block;font-size:28px;line-height:1.2;font-variant-numeric:tabular-nums}.learn-plan-metrics span,.progress-list span{font-size:11px;color:var(--muted)}.learn-primary{width:100%;min-height:58px;border-radius:18px;background:#173f35;color:#fff}.learn-primary:not(:disabled):hover{background:#24594b}
.dashboard-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:22px}.dashboard-heading>div{display:flex;align-items:baseline;gap:12px}.dashboard-heading h2{margin:0;font-size:21px}.dashboard-heading span{font-size:9px;letter-spacing:1.4px;color:#748579}.dashboard-heading>a{font-size:11px;font-weight:700}
.learn-dashboard-grid{display:grid;grid-template-columns:1.25fr .8fr .9fr;gap:18px}.learn-dashboard-grid>.panel{padding:25px;min-height:220px}.collections-panel{grid-column:span 2}.collection-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.collection-card{padding:17px;border-radius:18px;background:#eaf0dc}.collection-card:nth-child(2n){background:#e6eee8}.collection-card h3{font-size:15px;margin:8px 0 2px}.collection-card p,.collection-card small{font-size:10px}.collection-card progress{height:7px}.collection-seed{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#cfe3b6;color:#24594b;font-size:22px}
.dashboard-number{display:block;font-size:58px;line-height:1;color:#24594b}.review-panel .text-link{display:inline-flex;margin-top:24px;padding:9px 16px;border-radius:18px;background:#e7efd3;font-size:11px;font-weight:700}.progress-list{display:grid;grid-template-columns:1fr 1fr;gap:18px}.progress-list>div:nth-child(even){border:0}.companion-panel{grid-column:span 1}.companion-summary{display:grid;grid-template-columns:120px 1fr;align-items:center;gap:12px}.companion-summary img{width:120px;height:auto}.companion-summary h3{font-size:16px}.companion-summary small{font-size:10px;color:var(--muted)}
.learn-empty{min-height:110px;display:flex;align-items:center;justify-content:center;gap:10px;text-align:center;border:1px dashed #cfd9c5;border-radius:16px;background:#f4f4e9}.learn-empty>span{font-size:26px;color:#7fa45a}.learn-empty p{font-size:12px}.learn-list{list-style:none;padding:0;margin:0}.learn-list li{padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}.learn-list time{display:inline-block;width:60px;color:var(--muted)}
@media(max-width:1000px){.learn-hero{padding-right:35%}.sync-card{right:3%;top:24px;width:31%}.learn-hero-pet{right:8%;width:170px}.learn-dashboard-grid{grid-template-columns:1fr 1fr}.collections-panel{grid-column:span 2}.learn-plan{grid-template-columns:1fr}.learn-plan .dashboard-heading{grid-column:auto}.learn-plan-metrics{grid-template-columns:repeat(4,1fr)}}
@media(max-width:700px){.learn-hero{min-height:440px;padding:28px 24px 180px;background-position:68% center}.learn-hero:after{background:linear-gradient(180deg,#f8f6e9f7 0 47%,transparent 80%)}.learn-hero-pet{right:4%;bottom:-48px;width:180px}.sync-card{left:20px;right:auto;top:auto;bottom:20px;width:calc(100% - 205px);min-width:155px;padding:13px}.sync-card .sync-icon{display:none}.learn-plan{padding:22px}.learn-plan-metrics{grid-template-columns:1fr 1fr;gap:18px}.learn-plan-metrics>div:nth-child(2){border:0}.learn-dashboard-grid{grid-template-columns:1fr}.collections-panel{grid-column:auto}.collection-grid{grid-template-columns:1fr 1fr}.learn-dashboard-grid>.panel{min-height:0}.companion-summary{grid-template-columns:90px 1fr}.companion-summary img{width:90px}.dashboard-heading>div{display:block}.dashboard-heading span{display:block}.progress-list strong{font-size:24px}}

/* Phase 4 — focused three-step learning session. */
.learning-session-shell{max-width:1080px;margin:auto;display:grid;gap:18px}.session-topbar{display:grid;grid-template-columns:1fr minmax(220px,360px) 1fr;align-items:center;gap:24px;font-size:12px}.session-topbar>a{font-weight:700}.session-topbar>div{text-align:center}.session-topbar progress{display:block;margin-top:7px}.session-topbar>span{text-align:right;color:var(--muted)}
.session-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:7px;border-radius:18px;background:#e7ecdb}.session-steps span{padding:9px;text-align:center;border-radius:13px;color:#72806f;font-size:11px}.session-steps .is-current{background:#173f35;color:#fff;box-shadow:0 8px 16px #173f3520}.session-steps .is-complete{color:#47713f}.session-steps .is-complete:before{content:'✓ ';font-weight:800}
.session-loading,.session-result{text-align:center;padding:60px 30px;background:radial-gradient(circle at 50% 10%,#edf3d8,#fffbed)}.session-loading h1,.session-result h1{margin-bottom:12px}.session-loading .button{margin-top:28px}.session-workspace{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:18px}.word-study-card{min-height:360px;display:flex;flex-direction:column;justify-content:center;padding:48px;background:#fffaf0}.word-study-card .eyebrow{color:#6d8959}.word-study-card h1{font-size:clamp(42px,6vw,72px);letter-spacing:.02em}.phonetic{font-size:16px;margin:6px 0 22px}.word-definition{display:flex;align-items:center;gap:12px;margin-top:8px}.word-definition span{padding:4px 10px;border-radius:12px;background:#e5edce;font-size:11px}.word-definition strong{font-size:22px}.word-study-card blockquote{margin:30px 0 0;padding:18px 20px;border-left:3px solid #9ab876;background:#f2f1e5;border-radius:0 14px 14px 0;color:#365345}.word-study-card blockquote small{display:block;margin-top:5px;color:var(--muted)}
.session-companion{text-align:center;padding:24px;background:linear-gradient(160deg,#173f35,#24594b);color:#fff}.session-companion img{width:150px;height:auto;filter:drop-shadow(0 14px 18px #061b1740)}.session-companion p{padding:13px;border-radius:15px;background:#fff9eae8;color:#365345;font-size:12px}.session-companion [data-session-reward]{display:grid;gap:3px;margin-top:18px}.session-companion [data-session-reward] strong{color:#f2d99b;font-size:20px}.session-companion [data-session-reward] span{color:#dce8d1;font-size:11px}
.answer-panel{padding:26px 34px}.answer-panel h2{text-align:center;margin:0 0 20px;font-size:18px}.answer-actions,.choice-grid{display:flex;justify-content:center;gap:14px}.answer-actions button,.choice-grid button,.session-result button{min-height:52px;padding:12px 30px;border:1px solid #bfccb4;border-radius:17px;background:#f5f3e7;color:#173f35;font-weight:700;cursor:pointer}.answer-actions button:hover,.choice-grid button:hover{border-color:#6f9258;background:#e9f0da}.choice-grid{display:grid;grid-template-columns:1fr 1fr}.choice-grid button{text-align:left}.spelling-form{display:grid;grid-template-columns:1fr 220px;gap:14px}.spelling-form input{min-height:56px;padding:0 20px;border:1px solid #bdcbb3;border-radius:17px;background:#fffdf4;color:#173f35;font-size:22px;letter-spacing:.08em}.result-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;max-width:600px;margin:30px auto}.result-metrics div{padding:20px;border-radius:18px;background:#eef2df}.result-metrics strong{display:block;font-size:34px}.result-metrics span{font-size:11px;color:var(--muted)}.result-reward{display:flex;justify-content:center;gap:20px;margin:24px}.result-reward strong{color:#567c3e}.session-result .answer-actions{margin-top:28px}.session-result .answer-actions .button{justify-content:center}
@media(max-width:760px){.session-topbar{grid-template-columns:1fr 1fr}.session-topbar>div{grid-column:1/-1;grid-row:2}.session-workspace{grid-template-columns:1fr}.session-companion{display:grid;grid-template-columns:90px 1fr;align-items:center;gap:12px;text-align:left}.session-companion img{width:90px}.session-companion [data-session-reward]{margin:0;grid-column:2}.word-study-card{min-height:300px;padding:30px}.choice-grid{grid-template-columns:1fr}.spelling-form{grid-template-columns:1fr}.session-steps span{font-size:9px;padding:8px 3px}.result-metrics{grid-template-columns:1fr}.answer-actions{flex-direction:column}.answer-actions>*{width:100%}}

/* Stage 1.5 — cinematic forest hero requested for the animated companion. */
.companion-walk{position:relative;z-index:8;border:1px solid #d9eba65c;border-radius:20px;padding:8px 18px;margin-top:8px;background:#153c31d9;color:#edf4d8;font-size:12px;cursor:pointer;min-height:40px}.companion-walk:hover{background:#2e5844}.companion-walk:disabled{opacity:.65;cursor:default}
.hero{background:#173f36 url('/assets/forest-brand-story-20260926-v2/forest-hero-v2.webp') center center/cover no-repeat}
.hero:before{z-index:0;background:linear-gradient(90deg,#092d27e8 0%,#0b332ac9 26%,#12382c5c 49%,#102d2514 72%),linear-gradient(180deg,#082a2238,transparent 58%,#0b2a2280)}
.atmosphere{z-index:1}.near-leaves{opacity:.18}.forest-mist{left:36%;bottom:7%;width:64%;opacity:.35}.firefly{z-index:2;background:#fff4a6;box-shadow:0 0 12px #fff19a}
.hero-content,.companion-3d,.hero-bottom{z-index:3}
.companion-3d{width:min(45vw,570px);margin-top:20px;filter:drop-shadow(0 26px 18px #09271f35)}
.forest-diorama{aspect-ratio:1/1.06;overflow:visible;border-radius:0;background:none;box-shadow:none}
.forest-diorama:before,.diorama-depth,.diorama-ground{display:none}
.diorama-front{inset:auto 4% 3% 4%;height:18%;background:radial-gradient(ellipse at 50% 75%,#d1de8550 0 13%,#173f2c38 49%,transparent 72%);filter:blur(4px)}
.model-fallback{bottom:5%}.model-loading{bottom:3%;text-shadow:0 1px 8px #09261f}
.companion-3d .companion-label{margin-top:0;background:#153c319c;border-color:#d9eba65c}
.companion-3d{align-self:end;margin-top:0}
@media(max-width:1100px){.companion-3d{width:min(43vw,470px);margin-top:34px}}
@media(max-width:820px){.hero{background-position:58% center}.companion-3d{width:min(42vw,390px);margin-top:0}}
@media(max-width:540px){.hero{background-position:62% center}.hero:before{background:linear-gradient(180deg,#092d27f2 0%,#0b332ac9 41%,#143b2e52 65%,#0b292287 100%)}.near-leaves{opacity:.1}.companion-3d{width:min(82vw,310px);margin:-20px auto 0;align-self:center}.companion-3d .companion-label{margin-top:0}}