:root{
  --primary:#00583F;
  --primary-hover:#004532;
  --secondary:#10B96E;
  --accent:#38D27F;
  --bg:#F7FAF8;
  --surface:#FFFFFF;
  --text:#10231C;
  --muted:#61706A;
  --border:#DDE7E2;
  --success:#16A66A;
  --warning:#F4B740;
  --error:#DC4C4C;
  --shadow:0 18px 50px rgba(0,88,63,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button,input{font:inherit}
.container{width:min(1120px,calc(100% - 30px));margin:auto}
.muted{color:var(--muted)}
.eyebrow{display:inline-block;color:var(--secondary);font-size:.72rem;font-weight:900;text-transform:uppercase;letter-spacing:.12em;margin-bottom:8px}
.positive{color:var(--success)!important}
.negative{color:var(--error)!important}

.auth-page{min-height:100vh;background:radial-gradient(circle at 50% -10%,rgba(56,210,127,.20),transparent 30%),var(--primary);display:grid;place-items:center;padding:26px}
.auth-shell{width:min(470px,100%)}
.auth-brand{text-align:center;color:#fff;margin-bottom:20px}
.auth-brand img{width:230px;max-height:100px;object-fit:contain;margin:0 auto 12px;background:#fff;border-radius:18px;padding:9px 14px}
.auth-brand span{display:block;color:#C6DED5;font-size:.9rem}
.auth-card{background:#fff;border-radius:24px;padding:28px;border:1px solid rgba(255,255,255,.12);box-shadow:0 25px 65px rgba(0,44,32,.22)}
.auth-card h1{margin:0 0 8px;font-size:2rem;letter-spacing:-.04em}
.auth-card form{margin-top:22px}
label{display:block;font-size:.78rem;font-weight:800;margin:14px 0 6px}
input{width:100%;min-height:48px;border:1px solid var(--border);border-radius:12px;padding:0 14px;color:var(--text);outline:none;background:#fff}
input:focus{border-color:var(--secondary);box-shadow:0 0 0 4px rgba(16,185,110,.1)}
button{width:100%;min-height:50px;border:0;border-radius:12px;background:var(--primary);color:#fff;font-weight:850;margin-top:18px;cursor:pointer}
button:hover{background:var(--primary-hover)}
.alert{padding:13px 14px;border-radius:12px;margin:16px 0;font-size:.86rem;font-weight:700}
.alert.error{background:#FFF0F0;color:#A33434;border:1px solid #F2CCCC}
.login-help{margin-top:18px;padding:14px;border-radius:13px;background:#F3F8F5;display:flex;flex-direction:column;gap:3px}
.login-help span{font-size:.78rem;color:var(--muted)}
.auth-footer{text-align:center;color:#BFD7CE;font-size:.75rem;margin-top:20px}

.topbar{position:sticky;top:0;z-index:30;background:rgba(0,88,63,.97);border-bottom:1px solid rgba(255,255,255,.1)}
.topbar-inner{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand-mini{display:flex;align-items:center;gap:10px;color:#fff}
.brand-mini img{width:42px;height:42px;border-radius:12px;object-fit:cover;background:#fff}
.brand-mini span{display:flex;flex-direction:column}
.brand-mini small{color:#BFD7CE;font-size:.7rem}
.top-actions{display:flex;align-items:center;gap:15px;color:#fff}
.user-name{font-size:.82rem;font-weight:700}
.logout-link,.back-link{color:#fff;font-size:.8rem;font-weight:800}
.main-content{padding:34px 0 90px}
.welcome h1,.membership-detail h1,.profile-page h1{font-size:clamp(2.2rem,6vw,3.8rem);letter-spacing:-.055em;line-height:1;margin:0 0 8px}
.welcome p,.store-brand p{color:var(--muted);margin:0}
.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:28px 0 34px}
.summary-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:0 8px 24px rgba(0,88,63,.04);display:flex;flex-direction:column}
.summary-card>span{font-size:.74rem;color:var(--muted);font-weight:750}
.summary-card strong{font-size:2rem;line-height:1.05;margin:8px 0 2px;letter-spacing:-.04em}
.summary-card small{color:var(--muted);font-size:.72rem}
.section-head{display:flex;align-items:end;justify-content:space-between;margin:24px 0 14px}
.section-head h2{font-size:1.45rem;margin:0;letter-spacing:-.025em}
.membership-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.membership-card{background:#fff;border:1px solid var(--border);border-radius:20px;padding:18px;box-shadow:0 10px 28px rgba(0,88,63,.045);transition:.18s ease}
.membership-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#C9DDD4}
.membership-card-head{display:flex;align-items:center;gap:12px}
.shop-logo{width:48px;height:48px;flex:0 0 48px;border-radius:14px;background:#EAF7F1;display:grid;place-items:center;overflow:hidden;color:var(--primary);font-weight:900;font-size:1.2rem}
.shop-logo img{width:100%;height:100%;object-fit:cover}
.shop-logo.large{width:68px;height:68px;flex-basis:68px;border-radius:18px}
.shop-name{display:flex;flex-direction:column;min-width:0;flex:1}
.shop-name strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.shop-name small{color:var(--muted);font-size:.72rem;margin-top:2px}
.arrow{font-size:1.8rem;color:#9AA9A3}
.membership-value{display:flex;align-items:baseline;gap:7px;margin:24px 0 18px}
.membership-value strong{font-size:2.7rem;letter-spacing:-.055em;color:var(--primary)}
.membership-value span{color:var(--muted);font-weight:700}
.membership-footer{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--border);padding-top:12px;color:var(--muted);font-size:.72rem}
.empty-card{text-align:center;background:#fff;border:1px solid var(--border);border-radius:20px;padding:45px 24px}
.empty-card img{width:70px;margin:0 auto 15px}
.empty-card h3{margin:0 0 7px}
.empty-card p{color:var(--muted);margin:0 auto;max-width:460px}

.store-hero{display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:22px;padding:22px;box-shadow:0 10px 30px rgba(0,88,63,.05)}
.store-brand{display:flex;align-items:center;gap:16px}
.store-brand h1{font-size:clamp(1.8rem,5vw,3rem)}
.balance-panel{min-width:190px;padding:20px;background:linear-gradient(145deg,var(--primary-hover),var(--primary));border-radius:18px;color:#fff;display:flex;flex-direction:column}
.balance-panel>span,.balance-panel>small{color:#C7DED6;font-size:.75rem}
.balance-panel strong{font-size:2.8rem;line-height:1;margin:7px 0;letter-spacing:-.05em}
.content-section{margin-top:28px}
.reward-list,.milestone-list{display:grid;gap:12px}
.reward-item,.milestone-item,.activity-card,.soft-card,.profile-card{background:#fff;border:1px solid var(--border);border-radius:18px;padding:18px}
.reward-item{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center}
.reward-item p{margin:4px 0 0;color:var(--muted);font-size:.82rem}
.reward-cost{text-align:right;display:flex;flex-direction:column}
.reward-cost span{font-size:.7rem;color:var(--secondary);font-weight:800}
.full-row{grid-column:1/-1}
.progress-track{height:9px;background:#E8F0EC;border-radius:999px;overflow:hidden;margin-top:12px}
.progress-track i{display:block;height:100%;background:linear-gradient(90deg,var(--secondary),var(--accent));border-radius:999px}
.activity-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 0;border-bottom:1px solid #EDF2EF}
.activity-row:last-child{border-bottom:0}
.activity-row>div{display:flex;flex-direction:column}
.activity-row small{color:var(--muted);font-size:.72rem;margin-top:2px}
.milestone-top{display:flex;align-items:center;justify-content:space-between;gap:14px}
.milestone-top>div{display:flex;flex-direction:column}
.milestone-top span,.milestone-item>small{color:var(--muted);font-size:.75rem}
.earned-grid{display:grid;gap:10px;margin-bottom:14px}
.earned-card{display:flex;gap:13px;align-items:center;background:#EAF9F1;border:1px solid #CBEFDD;border-radius:16px;padding:16px}
.earned-card>span{width:42px;height:42px;flex:0 0 42px;border-radius:50%;background:#F4B740;color:#fff;display:grid;place-items:center;font-size:1.2rem}
.earned-card div{display:flex;flex-direction:column}
.earned-card small{color:#0C754B;font-size:.68rem;font-weight:900;letter-spacing:.08em}
.earned-card p{margin:3px 0 0;color:var(--muted);font-size:.76rem}

.profile-card{max-width:650px;margin:22px 0}
.profile-avatar{width:72px;height:72px;border-radius:22px;background:var(--primary);color:#fff;display:grid;place-items:center;font-size:1.8rem;font-weight:900;margin-bottom:20px}
.profile-row{display:flex;justify-content:space-between;gap:20px;padding:13px 0;border-bottom:1px solid var(--border)}
.profile-row:last-child{border-bottom:0}
.profile-row span{color:var(--muted)}
.profile-row strong{text-align:right}

.mobile-nav{display:none}

@media(max-width:760px){
  .summary-grid{grid-template-columns:repeat(2,1fr)}
  .membership-grid{grid-template-columns:1fr}
  .store-hero{grid-template-columns:1fr}
  .balance-panel{min-width:0}
  .user-name{display:none}
  .main-content{padding-bottom:100px}
  .mobile-nav{display:grid;position:fixed;bottom:0;left:0;right:0;grid-template-columns:1fr 1fr;background:#fff;border-top:1px solid var(--border);z-index:40;padding:7px max(12px,env(safe-area-inset-right)) calc(7px + env(safe-area-inset-bottom)) max(12px,env(safe-area-inset-left))}
  .mobile-nav a{display:flex;flex-direction:column;align-items:center;color:var(--muted);font-size:1.05rem;padding:4px}
  .mobile-nav a.active{color:var(--primary)}
  .mobile-nav small{font-size:.62rem;font-weight:800;margin-top:1px}
}