/* Shared palette and content width from the Community Green Hub design system. */
:root{--green:#188e90;--green-d:#106365;--dark:#14312f;--lime:#d8eeee;--muted:#596b6a;--line:#d9e7e6;--soft:#e7f5f5;--bg:#fbfaf6;--card:#fff;--warn-bg:#fdf0dc;--warn:#8a4b00;--accent:#f79820;--content:1152px;--shadow:0 10px 30px rgba(20,49,47,.08)}
*{box-sizing:border-box}
html{scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--dark);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.6}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--dark);color:#fff;padding:10px 14px;border-radius:6px;z-index:20}
.skip:focus{top:12px}
.demo{text-align:center;background:var(--dark);color:#e3edcf;font-size:12px;padding:8px 16px;letter-spacing:.4px}

/* header */
.top{max-width:1200px;margin:auto;display:flex;align-items:center;gap:20px;padding:16px 24px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.brand{display:flex;gap:10px;align-items:center;font-weight:700;letter-spacing:1px;text-decoration:none;min-height:44px}
.brand small{display:block;font-size:10px;letter-spacing:1.4px;font-weight:500;color:var(--green)}
.mark{font-size:34px;color:var(--green);line-height:1}
.event-pick{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.event-pick select{border:1px solid #b9c8b2;border-radius:8px;background:#fff;padding:8px 10px;min-height:44px;font-weight:600;color:var(--dark);max-width:220px}
.event-pick.dim{opacity:.55}
.main-nav{display:flex;gap:4px;margin-left:auto}
.main-nav a{text-decoration:none;padding:10px 12px;border-radius:8px;font-weight:500;color:var(--muted);min-height:44px;display:flex;align-items:center;gap:6px}
.main-nav a:hover{background:var(--soft);color:var(--dark)}
.main-nav a[aria-current=page]{background:var(--soft);color:var(--green);font-weight:700}
.main-nav .ico{display:none}
.login-btn{border:1px solid var(--green);background:#fff;color:var(--green);border-radius:8px;padding:9px 14px;min-height:44px;font-weight:600;text-decoration:none;display:inline-flex;align-items:center;gap:6px}
.account{display:flex;align-items:center;gap:10px;margin:0}
.account-name{font-weight:600;color:var(--green);text-decoration:none;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-height:44px;display:inline-flex;align-items:center}

main{max-width:1200px;margin:auto;padding:0 24px 48px;outline:none}
h1{font-size:34px;line-height:1.3;letter-spacing:-.8px;margin:12px 0}
h1 em{font-style:normal;color:var(--green)}
h2{font-size:20px;margin:0 0 8px}
p{color:var(--muted)}
.eyebrow,.kicker{font-size:11px;letter-spacing:1.6px;font-weight:600;color:var(--green)}
.hero{padding:40px 0 16px;max-width:760px}
.page-head{padding:32px 0 8px}
.page-head h1{margin-bottom:4px}
.section-head{display:flex;align-items:center;gap:12px;margin:16px 0 12px;flex-wrap:wrap}
.section-head h2{margin:0}
.sample-tag{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.3px;padding:3px 8px;border-radius:5px;background:#eef0e2;color:#4f5a2a;border:1px dashed #a9b37a;vertical-align:middle}

/* buttons */
.primary,.secondary{display:inline-flex;justify-content:center;align-items:center;gap:10px;padding:12px 20px;min-height:44px;border-radius:8px;font-weight:600;text-decoration:none;border:1px solid var(--green)}
.primary{background:var(--green);color:#fff}
.primary:hover{background:var(--green-d)}
.primary[aria-disabled=true]{background:#c9d2cc;border-color:#c9d2cc;color:#3d4a43;cursor:not-allowed}
.secondary{background:#fff;color:var(--green)}
.block{display:flex;width:100%;margin:8px 0}
.link{border:0;background:none;color:var(--green);font-weight:600;padding:10px 4px;min-height:44px}

/* filters */
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:flex-end;margin-bottom:8px}
.search{display:flex;align-items:center;flex:1 1 280px;border:1px solid #b9c8b2;background:#fff;border-radius:8px;padding:0 12px;min-height:44px}
.search span{font-size:20px;margin-right:8px;color:var(--muted)}
.search input{border:0;outline:none;width:100%;background:none;padding:10px 0;min-height:44px}
.search:focus-within{outline:3px solid var(--accent);outline-offset:2px}
.field{display:flex;flex-direction:column;font-size:12px;color:var(--muted);gap:2px}
.field select{border:1px solid #b9c8b2;border-radius:8px;background:#fff;padding:9px 10px;min-height:44px;min-width:140px;font-size:14px;color:var(--dark)}
.check,.radio{display:flex;align-items:center;gap:8px;min-height:44px;font-size:14px}
.check input,.radio input{width:20px;height:20px;accent-color:var(--green)}
.count{font-size:13px;color:var(--muted);margin:6px 0 14px}

/* gift grid */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.art{display:block;width:100%;height:auto;aspect-ratio:200/144}
img.art{object-fit:cover;background:var(--soft)}
.art.big{border-radius:10px;max-height:220px;margin-bottom:12px}
.art.thumb{width:72px;flex:none;border-radius:8px}
.card-body{padding:16px;display:flex;flex-direction:column;flex:1}
.meta{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted)}
.pill{background:var(--soft);color:var(--green);border-radius:5px;padding:2px 8px;font-weight:600}
.card h3{font-size:16px;line-height:1.45;margin:8px 0 4px}
.card p{font-size:13px;margin:0 0 12px;flex:1}
.card-foot{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:6px;font-size:13px}
.stock{font-weight:600;color:var(--green)}
.stock.out{color:#8a3b2e}
.stock.unknown{color:var(--muted);font-weight:500}
.empty{grid-column:1/-1;text-align:center;padding:40px 20px;border:1px dashed #c4d2c0;border-radius:12px;color:var(--muted);margin:12px 0}
.empty strong{color:var(--dark);display:block}

/* my gifts */
.notice{padding:12px 14px;background:var(--soft);border-radius:8px;font-size:13px;color:var(--dark);margin:12px 0}
.notice.strong{background:var(--warn-bg);color:var(--warn)}
.group{margin-top:24px}
.group h2{font-size:17px;padding-bottom:8px;border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.rows{list-style:none;padding:0;margin:0}
.row{display:grid;grid-template-columns:72px 1fr auto auto;gap:16px;align-items:center;padding:12px 0;border-bottom:1px solid var(--line)}
.row h3{font-size:15px;margin:0}
.row-main{display:flex;flex-direction:column}
.sub{font-size:12px;color:var(--muted)}
.deadline{font-size:13px;color:var(--dark);min-width:220px;text-align:right}
.badge{font-size:12px;font-weight:700;padding:4px 10px;border-radius:20px;white-space:nowrap;border:1px solid}
.badge::before{content:'● ';font-size:9px;vertical-align:1px}
.badge.ok{background:#e4f2e5;color:#1d5b33;border-color:#a6cfae}
.badge.warn{background:var(--warn-bg);color:var(--warn);border-color:#e3c56e}
.badge.info{background:#e5eef6;color:#1f4a6e;border-color:#a8c1d8}
.badge.muted{background:#eeeeec;color:#4a4f4c;border-color:#c9cbc7}

/* honor */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);overflow-x:auto;margin-top:12px}
.tabs [role=tab]{border:0;background:none;padding:12px 16px;min-height:44px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;white-space:nowrap}
.tabs [role=tab][aria-selected=true]{color:var(--green);border-bottom-color:var(--green)}
[role=tabpanel]{padding:12px 0;outline:none}
[role=tabpanel]:focus-visible{outline:3px solid var(--accent)}
.board-desc{font-size:13px}
.honors{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.honor{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px}
.honor strong{display:block;font-size:14px}
.honor span{font-size:13px;color:var(--muted)}
.honor.is-anon strong{color:var(--muted);font-style:italic}
.avatar{flex:none;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--dark);font-weight:700}
.avatar.anon{background:#e4e7e3;color:#8b948e}
.avatar svg{width:28px;height:28px}
.consent{margin-top:28px;padding:20px;border:1px solid var(--line);border-radius:12px;background:#fff;max-width:620px}
.gift-status{margin:0 0 28px;padding:16px 20px;border:1px solid var(--line);border-radius:12px;background:#fff;max-width:620px}
.gift-status h2{font-size:18px;margin:0 0 8px}
.gift-status .badge{white-space:normal}
.consent fieldset{border:0;padding:0;margin:0}
.consent legend{font-weight:600;margin-bottom:4px}
.preview{margin:12px 0;padding:12px;border:1px dashed #c4d2c0;border-radius:10px;background:var(--soft)}
.preview .label{font-size:12px;color:var(--muted);display:block;margin-bottom:6px}
.fine{font-size:12px}

/* ranking */
.banner{padding:14px 16px;background:var(--warn-bg);color:var(--warn);border:1px solid #e3c56e;border-radius:10px;margin:8px 0 12px}
.explain{margin-bottom:16px;border:1px solid var(--line);border-radius:10px;padding:0 14px;background:#fff}
.explain summary{cursor:pointer;min-height:44px;display:flex;align-items:center;font-weight:600;color:var(--green)}
table{border-collapse:collapse;width:100%}
caption{text-align:left;font-size:13px;color:var(--muted);padding:6px 0}
th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line)}
th{font-size:12px;color:var(--muted);font-weight:600}
.rank td:first-child{font-weight:700;width:70px}
.rank td:last-child,.rank th:last-child{text-align:right}
.rank .is-anon td:nth-child(2){font-style:italic;color:var(--muted)}
.me-rank{margin-top:14px;font-weight:600;color:var(--dark)}
.me-rank span{font-weight:400;color:var(--muted)}

/* rules */
.policy{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin:14px 0}
.policy h3{font-size:15px;margin:0 0 6px}
.policy.big{border-left:5px solid var(--green)}
.policy li{margin:4px 0}
.facts{padding-left:18px}

/* footer + demo tools */
.foot{max-width:1200px;margin:auto;padding:24px 24px 40px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:24px}
.foot p,.foot small{font-size:12px;color:var(--muted)}
.demo-tools{border:2px dashed #b48a2c;border-radius:10px;padding:0 14px;background:#fffbef;align-self:start}
.demo-tools summary{min-height:44px;display:flex;align-items:center;font-weight:600;cursor:pointer;color:var(--warn)}
.demo-tools select{display:block;margin:4px 0 8px;border:1px solid #b9c8b2;border-radius:8px;padding:8px;min-height:44px;width:100%;background:#fff}
.demo-tools .warn{color:var(--warn);font-size:13px}
.stats{font-size:13px;margin-bottom:14px}
.stats td,.stats th{padding:8px 6px}

/* dialog */
dialog{width:min(560px,calc(100% - 32px));border:1px solid var(--line);border-radius:16px;padding:28px;color:var(--dark);box-shadow:0 30px 90px #14332533;max-height:calc(100% - 32px)}
dialog::backdrop{background:#14332580}
dialog h2{font-size:22px;line-height:1.4;margin:4px 0 12px}
.close{position:absolute;right:8px;top:8px;border:0;background:none;font-size:28px;width:44px;height:44px;line-height:1}
.status-note{font-size:13px;color:var(--warn);background:var(--warn-bg);padding:10px 12px;border-radius:8px}

/* tablet */
@media (max-width:1023px){
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .honors{grid-template-columns:repeat(2,minmax(0,1fr))}
  .row{grid-template-columns:64px 1fr auto}
  .row .deadline{grid-column:2/-1;text-align:left;min-width:0}
  .art.thumb{width:64px}
}
/* mobile: thanh điều hướng cố định ở đáy */
@media (max-width:767px){
  body{font-size:14px;padding-bottom:72px}
  .top{padding:10px 16px;gap:10px}
  .brand .mark{font-size:28px}
  .login-btn,.account{margin-left:auto}
  .login-btn{padding:8px 12px}
  .account-name{max-width:110px}
  .event-pick{order:3;width:100%}
  .event-pick select{flex:1;max-width:none}
  .main-nav{position:fixed;left:0;right:0;bottom:0;z-index:10;background:#fff;border-top:1px solid var(--line);margin:0;gap:0;padding:4px 2px calc(4px + env(safe-area-inset-bottom))}
  .main-nav a{flex:1;flex-direction:column;gap:0;font-size:11px;padding:4px 2px;text-align:center;justify-content:center;line-height:1.2}
  .main-nav .ico{display:block;font-size:16px}
  main{padding:0 16px 32px}
  h1{font-size:26px}
  .hero{padding-top:20px}
  .page-head{padding-top:20px}
  .field{flex:1 1 140px}
  .field select{min-width:0;width:100%}
  .grid{grid-template-columns:minmax(0,1fr)}
  .honors{grid-template-columns:minmax(0,1fr)}
  .row{grid-template-columns:56px 1fr;gap:6px 12px}
  .row .badge{grid-column:2;justify-self:start}
  .row .deadline{grid-column:2}
  .art.thumb{width:56px;grid-row:span 3}
  .foot{grid-template-columns:1fr;padding:20px 16px 32px}
  dialog{padding:24px 18px}
}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}


/* Community Green shell: warm canvas, teal navigation and orange accents. */
body{min-height:100vh;display:flex;flex-direction:column}
.top{width:100%;max-width:var(--content);padding:20px 24px;gap:16px;background:var(--card);border-bottom:0;box-shadow:0 1px 0 var(--line)}
.brand{letter-spacing:.5px;color:var(--green-d);line-height:1.3}
.brand small{margin-top:5px;font-size:10px;letter-spacing:1.2px}
.mark{display:grid;place-items:center;width:44px;height:44px;border-radius:14px;background:var(--soft);color:var(--green);font-size:32px}
.event-pick{margin-left:auto}
.event-pick select{border-color:var(--line);background:var(--bg);border-radius:10px}
.main-nav{order:3;width:100%;margin:0;gap:8px;padding-top:12px;border-top:1px solid var(--line)}
.main-nav a{padding:10px 18px;border-radius:999px;font-size:14px}
.main-nav a[aria-current=page]{background:var(--green-d);color:white}
.login-btn{border-radius:999px;background:var(--green-d);border-color:var(--green-d);color:white;padding:10px 20px}
.login-btn:hover{background:var(--dark);color:white}
main{width:100%;max-width:var(--content);flex:1;padding-bottom:64px}
h1{font-size:clamp(28px,3.4vw,44px);line-height:1.2;letter-spacing:-1px;font-weight:750}
h2,h3{color:var(--dark)}
.hero{max-width:none;margin:28px 0 28px;padding:40px;border:1px solid var(--line);border-radius:28px;background:radial-gradient(ellipse at 100% 0%,#d4eeee 0%,transparent 60%),linear-gradient(110deg,#fff 15%,#edf7f3 100%);border-top:4px solid var(--green)}
.hero h1{max-width:730px}
.hero p{max-width:660px;margin-bottom:0;font-size:16px;line-height:1.8}
.eyebrow,.kicker{color:var(--green-d);letter-spacing:2px}
.page-head{padding:36px 0 20px}
.section-head{margin:24px 0 16px}
.filters{padding:20px;background:white;border:1px solid var(--line);border-radius:16px;gap:14px;box-shadow:0 4px 16px #14312f04}
.search,.field select{border-color:var(--line);border-radius:10px;background:var(--bg)}
.field{gap:6px;font-weight:600}
.count{margin:12px 2px 20px}
.grid{gap:24px}
.card{border-radius:20px;box-shadow:0 4px 18px #14312f06}
.card-body{padding:22px}
.card h3{font-size:18px;margin:12px 0 8px}
.card p{line-height:1.75}
.card-foot{padding-top:14px;margin-top:4px;gap:12px}
.pill{border-radius:999px;padding:4px 10px;color:var(--green-d)}
.primary,.secondary{border-radius:999px;padding:11px 22px}
.primary{background:var(--green-d);border-color:var(--green-d)}
.secondary:hover{background:var(--soft);color:var(--green-d)}
.link{color:var(--green-d)}
.card .link{padding:8px 12px;border-radius:999px;background:var(--soft)}
.notice,.banner,.explain,.consent,.gift-status,.policy,.honor{border-radius:16px}
.policy{padding:24px;box-shadow:0 4px 18px #14312f04}
.policy.big{border-left-color:var(--accent)}
.honor{padding:18px;align-items:flex-start}
.honor>div{min-width:0;overflow-wrap:anywhere}
.tabs{gap:8px}
.tabs [role=tab][aria-selected=true]{border-bottom-color:var(--accent);color:var(--green-d)}
th{background:var(--soft);color:var(--green-d)}
th:first-child{border-radius:10px 0 0 0}
th:last-child{border-radius:0 10px 0 0}
.foot{width:100%;max-width:var(--content);padding:32px 24px 40px;gap:32px;background:var(--soft);box-shadow:0 0 0 100vmax var(--soft);clip-path:inset(0 -100vmax);border-top:1px solid var(--line)}
.foot .brand{font-size:15px;letter-spacing:0;flex-wrap:wrap}
.foot p{line-height:1.8;font-size:13px;max-width:620px}
.demo{background:var(--green-d);color:white;letter-spacing:.25px}
dialog{border-radius:24px;box-shadow:0 24px 80px #14312f30}
dialog::backdrop{background:#14312f80}
.close{border-radius:50%;color:var(--green-d)}
.close:hover{background:var(--soft)}
button:disabled{cursor:not-allowed}
@media (prefers-reduced-motion:no-preference){
  .card,.primary,.secondary,.login-btn,.main-nav a{transition:background-color .18s ease,box-shadow .18s ease,transform .18s ease}
  .card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
}
@media (max-width:1023px){
  .hero{padding:32px}
  .main-nav a{flex:1;justify-content:center;padding:10px 12px}
}
@media (max-width:767px){
  body{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
  .top{padding:14px 16px;gap:12px}
  .brand{font-size:14px}
  .mark{width:38px;height:38px;border-radius:12px}
  .login-btn{padding:9px 14px;font-size:13px}
  .event-pick{margin:0;gap:12px}
  .main-nav{padding:6px 4px calc(6px + env(safe-area-inset-bottom));gap:2px;box-shadow:0 -4px 20px #14312f0a}
  .main-nav a{font-size:10px;border-radius:12px;padding:6px 2px;min-height:48px}
  .hero{margin:20px 0;padding:26px 22px;border-radius:20px}
  .hero p{font-size:14px;line-height:1.75}
  h1{letter-spacing:-.6px}
  .page-head{padding:24px 0 12px}
  .filters{padding:16px;gap:12px}
  .search{flex-basis:100%;min-width:0}
  .field{flex-basis:calc(50% - 12px);min-width:0}
  .grid{gap:20px}
  .card-body{padding:20px}
  .honors{gap:12px}
  .policy,.consent,.gift-status{padding:20px}
  .foot{padding:28px 16px 32px;gap:20px}
}