:root{font-family:"Microsoft YaHei","PingFang SC",sans-serif;color:#283a37;background:#f4f6f2;font-size:17px;--green:#27634f;--line:#e3e9e3}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid var(--line);background:white;color:#354b43;padding:11px 16px;border-radius:12px;min-height:46px}button:hover{filter:brightness(.96)}button:focus-visible,input:focus,textarea:focus,select:focus{outline:3px solid #c5a851;outline-offset:2px}.primary{background:var(--green);color:white;border-color:var(--green)}.danger{background:#a64138;color:white}input,textarea,select{width:100%;padding:14px;border:1px solid #d5ded6;border-radius:12px;background:#fff}label{display:block;margin:20px 0 8px}label input{margin-top:10px}small,.hint{font-size:.82rem;color:#71817a;line-height:1.7}h2{font-size:1.2rem}p{line-height:1.8}.brand{color:var(--green);font-weight:700;font-size:1.45rem}.brand small{font-weight:400;margin-left:16px}.tag{display:inline-block;color:#75815b;font-size:.82rem;letter-spacing:1px}.auth{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr;max-width:1250px;margin:auto;align-items:center;padding:60px;gap:100px}.welcome .tag{margin-top:45px}h1{font-size:3.3rem;line-height:1.4;font-weight:600;letter-spacing:2px}.welcome p{color:#6a7f71}.art{color:#c3984a;font-size:100px;margin-top:30px}.art span{display:block;font-size:.85rem;letter-spacing:6px}.login{background:white;border-radius:24px;padding:40px;box-shadow:0 20px 70px #35543b0a}.login .primary{width:100%}.textButton{background:none;border:0;width:100%;margin-top:12px;color:var(--green)}#authError,#newError{color:#a64138}.login .hint{margin-top:24px}header{height:88px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px}header button{font-size:.85rem;margin-left:8px}.layout{display:grid;grid-template-columns:290px minmax(0,1fr) 260px;height:calc(100dvh - 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72px);display:block}.layout aside{height:100%;border:0}.layout main{height:100%;display:none}.chatOpen aside{display:none}.chatOpen main{display:block}#backButton{display:block;padding:8px}.chatHead{padding:12px;gap:8px}.chatHead h2{font-size:1rem}.chatHead button{font-size:.75rem;padding:9px}.notice{padding:10px 14px}.checkin{margin:10px 12px 0;padding:10px 12px}#messages{padding:16px 12px}.composer{padding:12px}.auth{display:block;padding:28px 20px}.welcome .tag{margin-top:18px}h1{font-size:2rem;margin:22px 0}.welcome p,.art{display:none}.login{padding:24px;margin-top:26px}.careNote{margin-top:25px}.message .content{max-width:82%}}
.friendRow{display:flex;gap:10px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}.friendRow>div{flex:1;min-width:140px;overflow-wrap:anywhere}#friendsDialog{max-height:85dvh;overflow:auto;width:min(540px,94vw)}#friendsDialog>button{margin-top:20px;width:100%}.error{color:#a64138}
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.auth{position:relative;max-width:1380px;gap:80px}.auth:before{content:"";position:fixed;width:520px;height:520px;left:-260px;bottom:-260px;border-radius:50%;border:75px solid #e2eadc;z-index:-1}.charityBadge{display:inline-block;background:#e7eede;color:#526a45;border:1px solid #d7e3ce;border-radius:30px;padding:10px 16px;margin-top:32px;font-size:.82rem;line-height:1.6}.welcome h1{font-size:2.8rem;margin:24px 0 18px}.welcome>p{font-size:1rem;max-width:540px}.charityCards{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px;margin-top:30px}.charityCards article{padding:18px 12px;background:#fff9;border:1px solid #e3e8db;border-radius:16px}.charityCards span{display:block;color:#ae873b;font-size:1.7rem;margin-bottom:12px}.charityCards strong{font-size:.95rem;display:block;color:#315c48}.charityCards small{display:block;margin-top:7px;font-size:.74rem}.welcome .charityRules{display:block;color:#85907d;font-size:.72rem;line-height:1.8;margin-top:16px}.charityFooter{border-top:1px solid #dce4d7;margin-top:24px;padding-top:18px;color:#9b8657;font-size:.78rem;letter-spacing:2px}@media(max-width:1100px){.auth{gap:32px;padding:32px}.welcome h1{font-size:2.3rem}.charityCards{gap:8px}.charityCards article{padding:14px 9px}}@media(max-width:700px){.auth{padding:22px 18px}.welcome .brand{font-size:1.4rem}.charityBadge{margin-top:18px;font-size:.7rem;padding:8px 12px}.welcome h1{font-size:1.8rem;margin:18px 0 12px}.welcome>p{display:block;font-size:.85rem;margin:8px 0}.charityCards{margin-top:18px;gap:8px}.charityCards article{padding:12px 9px}.charityCards span{font-size:1.4rem;margin-bottom:6px}.charityCards strong{font-size:.8rem}.charityCards small{font-size:.67rem}.welcome .charityRules{font-size:.65rem}.charityFooter{display:none}.login{margin-top:20px}}
#inviteDialog{max-height:85dvh;overflow:auto;width:min(540px,94vw)}#inviteDialog>button{margin-top:20px;width:100%}#inviteDialog .dialogActions{flex-wrap:wrap}#inviteDialog input{text-transform:uppercase}#registerInvite{text-transform:uppercase}label>small{display:block;margin-top:8px}@media(max-width:700px){#inviteButton{font-size:.7rem;padding:8px}}
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.chamberNav{display:flex;gap:10px;margin:18px 0}.chamberNav button{font-size:.84rem;color:var(--green);background:#fff9;flex:1;padding:9px 12px}.welcome .chamberNav{max-width:350px}.chamberDialog{width:min(820px,95vw);max-height:90dvh;padding:0}.chamberHead{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 26px;background:#fff;border-bottom:1px solid var(--line);z-index:1}.chamberHead h2{margin:0}.chamberContent{padding:26px 32px 38px;line-height:1.95}.chamberContent>p{text-indent:2em;margin:22px 0;font-size:1rem}.chamberWordmark{color:var(--green);font-size:2.4rem;letter-spacing:8px;font-weight:700}.chamberSubtitle{display:block;margin-top:3px}.valueLetters{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:26px 0}.valueLetters>div{background:#eef3e9;text-align:center;border-radius:12px;padding:16px 4px}.valueLetters b{display:block;font-size:2rem;color:var(--green)}.valueLetters strong{display:block;margin:6px 0}.valueLetters small{font-size:.6rem;letter-spacing:-.1px}.valueCard{border-top:1px solid var(--line);padding:10px 0}.valueCard h3{color:var(--green);font-size:1.08rem}.valueCard p{margin-bottom:12px}@media(max-width:700px){.chamberContent{padding:20px 18px 28px}.chamberHead{padding:12px 18px}.valueLetters{gap:4px}.valueLetters>div{padding:10px 2px}.valueLetters small{font-size:.48rem}.valueLetters b{font-size:1.7rem}.chamberContent>p{font-size:.94rem}.welcome .chamberNav{margin:12px 0}.welcome .charityBadge{margin-top:8px}}
.adminBack{color:var(--green);font-size:.9rem}.adminMain{max-width:1150px;margin:auto;background:transparent;padding:24px}.adminWelcome{display:flex;justify-content:space-between;align-items:center;gap:20px}.adminWelcome h1{font-size:2rem;margin:10px 0}.adminWelcome p{font-size:.9rem;color:#71817a}.adminStats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:22px 0}.adminStats>div{padding:22px;background:#fff;border:1px solid var(--line);border-radius:16px}.adminStats strong{display:block;font-size:1.8rem;color:var(--green)}.adminStats small{display:block}.adminTabs{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0}#adminSearch{display:flex;gap:12px}#adminSearch input{flex:1}#adminRows{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 18px}.adminRow{display:flex;align-items:center;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}.adminRow:last-child{border:0}.adminRow>div{flex:1;min-width:0;overflow-wrap:anywhere}.adminRow small{display:block;margin-top:6px}.adminAvatar{width:42px;height:42px;object-fit:cover;border-radius:12px}.adminWelcome>strong{font-size:.85rem;white-space:nowrap}#adminStatus{color:#85652b}#adminPager{align-items:center}@media(max-width:700px){.adminMain{padding:16px}.adminStats{grid-template-columns:1fr 1fr;gap:10px}.adminWelcome{display:block}.adminRow{gap:10px}.adminRow button{font-size:.8rem;padding:9px}.adminTabs{gap:6px}.adminTabs button{font-size:.8rem;padding:10px}.adminWelcome h1{font-size:1.6rem}}
body.senior{font-size:20px;color:#233b32;background:#f5f7f3}.senior button{min-height:52px;border-radius:10px;font-size:1rem}.senior input,.senior textarea,.senior select{font-size:20px;min-height:54px}.senior small,.senior .hint{color:#526157;font-size:.85rem}.senior .rightPanel,.senior .careNote,.senior .notice,.senior .charityCards,.senior .charityRules,.senior .charityFooter,.senior .charityBadge,.senior .auth:before{display:none}.senior .layout{grid-template-columns:320px minmax(0,1fr)}.senior .auth{max-width:540px;display:block;padding:36px 20px;min-height:100dvh}.senior .welcome{text-align:center}.senior .welcome .brand{font-size:1.65rem}.senior .welcome h1{font-size:1.35rem;letter-spacing:0;margin:18px 0 6px}.senior .welcome>p{font-size:.9rem;margin:8px 0 16px}.senior .welcome>.chamberNav{margin:14px auto;max-width:400px}.senior .login{margin-top:18px;padding:24px;box-shadow:none;border:1px solid #dce4da;border-radius:16px}.senior .login>small{display:none}.senior .login h2{font-size:1.25rem;margin:0 0 18px}.senior label{margin:16px 0 8px}.senior .login .hint{font-size:.8rem;margin:16px 0 0}.senior .profile{padding-bottom:16px}.senior .profile>div>small:first-of-type{display:none}.senior aside>.chamberNav,.senior #friendsButton{display:none}.mainTools{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}.senior .sideTitle{padding:8px 0}.senior .sideTitle h2{font-size:1.05rem}.senior .sideTitle button{font-size:.85rem;padding:9px}.senior .room{padding:16px 8px;min-height:88px;border-bottom:1px solid #e2e8de;border-radius:8px}.senior .room strong{font-size:1rem;line-height:1.5}.senior .room small{font-size:.85rem;max-width:220px}.senior .chatHead{padding:16px 20px}.senior .chatHead h2{font-size:1.15rem}.senior .chatHead small{font-size:.85rem}.senior .chatHead button{font-size:.9rem;padding:10px}.senior .checkin{margin:12px 18px 0;padding:12px 16px}.senior .checkin button{font-size:1rem;background:#27634f;color:#fff}.senior #messages{padding:20px;flex:1 1 0;min-height:100px}.senior .message{margin-bottom:20px}.senior .bubble{font-size:1.05rem;line-height:1.7;border-radius:12px}.senior .message small{font-size:.75rem;color:#58695c}.senior .composer{padding:14px 18px}.senior .quick>[data-text]{display:none}.senior .quick{margin-bottom:8px}.senior .quick button{font-size:.95rem;min-height:48px}.senior .composer>small{display:none}.senior .composer textarea{padding:12px}.senior .inputRow button{min-width:78px;font-size:1.05rem}.giftDetails{margin:10px 18px 0;border:1px solid #e3e8dc;border-radius:10px;background:#fafbf7}.giftDetails summary{padding:14px 16px;cursor:pointer;font-size:.9rem;color:#4f6244}.senior .giftDetails .giftBar{margin:0;padding:14px;background:#fafbf7}.senior #conversation{overflow:hidden}.moreDialog>button{display:block;width:100%;margin-top:14px}.moreDialog .chamberNav{display:grid;grid-template-columns:1fr}.onlineStatus{color:#216a40!important}.offlineStatus{color:#647064!important}.senior #callStatus{font-size:1.6rem;font-variant-numeric:tabular-nums;color:#27634f}.senior #callDialog .dialogActions{flex-wrap:wrap;justify-content:center}.senior #callDialog button{min-width:110px;font-size:1.1rem}.senior .verifiedBadge{font-size:13px}.senior .large{font-size:24px}@media(max-width:700px){.senior .layout{display:block}.senior header{padding:0 12px}.senior header .brand{font-size:1.15rem}.senior header button{font-size:.8rem;padding:8px;margin-left:4px}.senior .chatHead{padding:10px 12px;gap:8px}.senior .chatHead h2{font-size:1rem;line-height:1.5}.senior .chatHead button{font-size:.85rem;min-height:48px;padding:8px}.senior .chatHead small{font-size:.75rem}.senior #inviteButton{font-size:.7rem}.senior .checkin{margin:10px 12px 0;padding:10px 12px}.senior #messages{padding:16px 12px;min-height:80px}.senior .composer{padding:10px 12px;padding-bottom:max(12px,env(safe-area-inset-bottom))}.senior .bubble{font-size:1rem}.senior .auth{padding:24px 16px}.senior .welcome h1{font-size:1.3rem}.senior .welcome>.chamberNav button{font-size:.85rem}.senior .login{padding:20px}.senior .giftDetails{margin:8px 12px 0}.senior .giftDetails summary{font-size:.85rem;padding:12px}.senior #placeholder>span{display:none}.senior #placeholder{padding:20px}.senior .profile strong{font-size:1rem}.senior .friendRow button{font-size:.9rem}}
:root.seniorRoot{font-size:20px}:root.seniorRoot.large{font-size:24px}body.senior{font-size:1rem}.senior input,.senior textarea,.senior select{font-size:1rem}.senior .giftDetails[open]{max-height:40dvh;overflow:auto}
.senior button:disabled{opacity:.65;cursor:default}
.expressEntry{width:100%;margin-bottom:12px}.expressLink{display:block;text-align:center;background:#27634f;color:#fff;padding:16px;border-radius:10px;text-decoration:none;font-size:1rem}.expressDialog>button{display:block;width:100%;margin-top:18px}.expressDialog p{line-height:1.8}
/* 0.6: simple conversation-first layout */
:root.seniorRoot{font-size:18px;--green:#07a856;--line:#e7e7e7;color:#191919;background:#ededed}:root.seniorRoot.large{font-size:22px}body.senior{background:#ededed;color:#191919}.senior button{border-radius:6px;min-height:44px}.senior input,.senior textarea,.senior select{border-radius:6px}.senior small,.senior .hint{color:#777}.brandIcon{width:38px;height:38px;object-fit:contain;border-radius:7px;flex-shrink:0}.brand{display:flex;align-items:center;gap:10px;color:#222}.senior header{height:62px;padding:0 22px;background:#f7f7f7}.senior header .brand{font-size:1.1rem}.senior .layout{height:calc(100dvh - 62px);grid-template-columns:300px minmax(0,1fr);max-width:1320px;margin:auto;border-left:1px solid var(--line);border-right:1px solid var(--line)}.senior aside{position:relative;padding:0 0 72px;background:#f7f7f7;display:flex;flex-direction:column;overflow:hidden}.senior .sideTitle{padding:16px 18px 8px;flex-shrink:0}.senior .sideTitle h2{font-size:1.1rem;margin:0}.senior .sideTitle button{font-size:1.55rem;background:transparent;color:#222;border:0;width:44px;padding:0}.roomSearch{margin:4px 14px 12px;width:calc(100% - 28px);padding:10px 14px!important;background:#e9e9e9!important;border:0!important;min-height:40px!important;font-size:.9rem!important}.senior #rooms{flex:1;overflow:auto;min-height:0}.senior .room{margin:0;padding:16px;min-height:82px;border-radius:0;border-bottom:1px solid #e9e9e9;align-items:center;gap:12px}.senior .room.active{background:#dedede}.senior .room .avatar{width:46px;height:46px;border-radius:6px;background:#68b780;color:white}.senior .room>div{min-width:0;flex:1}.senior .room strong{font-size:1rem;color:#111;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.senior .room small{max-width:100%;font-size:.78rem;margin-top:3px}.bottomNav{position:absolute;bottom:0;left:0;right:0;height:68px;background:#f7f7f7;border-top:1px solid #ddd;display:flex;padding-bottom:env(safe-area-inset-bottom)}.bottomNav button{flex:1;border:0;background:transparent;border-radius:0!important;padding:6px 0;display:flex;flex-direction:column;align-items:center;gap:3px;font-size:.72rem!important;color:#555}.bottomNav .current{color:#07a856}.navIcon{font-size:1.4rem;line-height:1.1}.senior #emptyRooms{padding:12px 18px}.senior main{background:#ededed;min-height:0}.senior .chatHead{min-height:70px;background:#f7f7f7;padding:12px 22px}.senior .chatHead h2{font-size:1.05rem;margin:0;font-weight:500}.senior .chatHead small{font-size:.7rem}.senior .chatHead button{background:transparent;border:0;font-size:.85rem;padding:8px}.senior .checkin{background:#fff;border-radius:6px;margin:12px 18px 0;padding:10px 14px;flex-shrink:0}.senior .checkin strong{font-size:.9rem;font-weight:500}.senior .checkin small{font-size:.72rem}.senior .checkin button{font-size:.82rem;background:#07a856;border:0;padding:8px 14px;min-height:40px}.senior .giftDetails{background:#f7f7f7;border:0;margin:8px 18px 0;flex-shrink:0;border-radius:5px}.senior .giftDetails summary{font-size:.76rem;padding:9px 12px;color:#666}.senior #messages{padding:22px;min-height:0;overscroll-behavior:contain}.senior .message{margin-bottom:22px}.senior .message .avatar{border-radius:6px;width:42px;height:42px;background:#d4dfd3}.senior .message small{font-size:.66rem;color:#888;margin-bottom:5px}.senior .bubble{background:white;border-radius:5px;padding:10px 14px;font-size:1rem;line-height:1.65}.senior .mine .bubble{background:#95ec69}.senior .composer{padding:12px 18px;background:#f7f7f7;border-top:1px solid #ddd;flex-shrink:0}.senior .inputRow{gap:8px;align-items:flex-end}.senior .composer textarea{min-height:44px;max-height:130px;padding:9px 10px;border:0;line-height:1.5;background:#fff}.senior .inputRow .primary{font-size:.9rem;min-width:64px;min-height:44px;padding:9px 12px}.senior .attachmentToggle{background:transparent;border:1px solid #999;border-radius:50%!important;min-width:32px;min-height:32px;width:32px;height:32px;padding:0;font-size:1.4rem;line-height:1;margin-bottom:6px;color:#555}.senior .quick>[data-text]{display:block}.senior .quick{padding:4px 0 12px}.senior .quick button{min-height:40px;font-size:.78rem}.senior .auth{max-width:430px;padding:55px 22px}.senior .welcome .brand{justify-content:center;font-size:1.45rem}.senior .welcome .brandIcon{width:68px;height:68px;border-radius:12px}.senior .welcome h1{font-size:1.2rem;font-weight:500;margin-top:24px}.senior .welcome>p{font-size:.78rem;color:#888}.senior .welcome>.chamberNav{display:none}.senior .login{border:0;background:transparent;padding:10px 0;margin-top:24px}.senior .login h2{font-size:1rem;color:#555;font-weight:400}.senior .login input{min-height:50px;border:1px solid #ddd}.senior .login label{font-size:.9rem}.senior .login .primary{margin-top:12px;min-height:48px}.senior .login .hint{font-size:.7rem;color:#888}.senior #placeholder>span{display:none}.senior #placeholder h2{color:#777;font-weight:400}.senior #placeholder p{font-size:.85rem}.senior .myDialog{padding:24px}.senior .myDialog .profile{padding:16px 0 24px}.myActions{display:grid;gap:10px}.myActions button{width:100%;margin:0!important}.myDialog>button{width:100%;margin-top:18px}.senior .myDialog .profile small{display:block!important}.senior .myDialog .profile strong{font-size:1rem}.senior dialog{border-radius:12px}.senior .rightPanel,.senior .careNote{display:none}
@media(max-width:700px){.senior header{height:56px;padding:0 16px}.senior .layout{height:calc(100dvh - 56px);border:0;display:block}.senior .chatHead{padding:10px 12px;min-height:62px}.senior .chatHead h2{font-size:1rem}.senior .chatHead small{font-size:.66rem}.senior .chatHead button{font-size:.75rem;min-height:40px;padding:5px}.senior .checkin{margin:8px 12px 0}.senior .giftDetails{margin:6px 12px 0}.senior #messages{padding:16px 12px}.senior .message .content{max-width:78%}.senior .composer{padding:10px 10px max(10px,env(safe-area-inset-bottom))}.senior .message .avatar{width:38px;height:38px}.senior .auth{padding:36px 24px}.senior .chatOpen header{display:none}.senior .chatOpen .layout{height:100dvh}.senior .bottomNav{height:calc(62px + env(safe-area-inset-bottom))}.senior aside{padding-bottom:calc(62px + env(safe-area-inset-bottom))}.senior .room{min-height:82px}}
.senior .inputRow .attachmentToggle{flex:0 0 32px;min-width:32px;max-width:32px}
@media(max-width:700px){.senior .chatOpen aside{display:none}.senior .chatOpen main{display:block}}
/* 0.6.1: explicit viewport fallback for mobile browsers without dvh. */
html,body{min-height:100%;margin:0}
.senior .layout{height:calc(var(--app-height,100vh) - 62px)}
.senior #conversation{height:100%;min-height:0;display:flex;flex-direction:column;overflow:hidden}
.senior #messages{flex:1 1 auto;min-height:0;overflow-y:auto}
.senior .chatHead,.senior .composer{flex:0 0 auto}
.senior dialog{position:fixed;inset:0;margin:auto;max-height:calc(var(--app-height,100vh) - 32px);overflow-y:auto;overscroll-behavior:contain;scroll-padding:16px;max-width:calc(100vw - 24px)}
.senior dialog>h2:first-child{margin-top:0}
@media(max-width:700px){
.senior .layout{height:calc(var(--app-height,100vh) - 56px)}
.senior .chatOpen .layout{height:var(--app-height,100vh)}
.senior .chatOpen main{height:100%;min-height:0;overflow:hidden}
.senior #messages{flex:1 1 0%;min-height:0}
.senior #friendsDialog{width:calc(100vw - 24px);max-height:calc(var(--app-height,100vh) - 24px);padding:20px 16px}
.senior #friendsDialog .friendRow{flex-wrap:nowrap;gap:8px}
.senior #friendsDialog .personLabel{min-width:0;gap:8px}
.senior #friendsDialog .personLabel>div:last-child{min-width:0;font-size:.88rem;overflow-wrap:anywhere}
.senior #friendsDialog .friendRow>button{flex-shrink:0;font-size:.82rem;padding:8px 12px}
.senior .giftDetails[open]{max-height:calc(var(--app-height,100vh) * .35);overflow:auto}
}