:root{--green:#07564d;--deep:#073e39;--mint:#e8f4ed;--gold:#d9ad61;--ink:#203c38;--muted:#74847e;--paper:#faf9f4;--line:#e8e9df;font-family:system-ui,-apple-system,'Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #d3a34e;outline-offset:3px}.hidden{display:none!important}.app{height:100dvh;min-height:480px;display:grid;grid-template-columns:245px minmax(0,1fr);background:#fbfaf6}.rail{background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;padding:24px 13px 16px;gap:5px;min-height:0}.rail-brand{display:flex;align-items:center;gap:11px;padding:3px 9px 30px}.brand-icon{width:44px;height:44px;border-radius:14px;background:var(--green);color:#e8d19d;display:grid;place-items:center;font-size:32px}.rail-brand strong{display:block;font-size:17px;color:var(--green);font-family:Georgia,serif}.rail-brand small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.rail-heading{font-size:10px;color:#9aa49c;letter-spacing:1.4px;font-weight:750;padding:0 15px 12px}.nav{display:flex;align-items:center;gap:12px;text-align:left;width:100%;border:0;background:transparent;color:#536c64;border-radius:11px;padding:12px 14px;font-size:13px;font-weight:600}.nav:hover,.nav.active{background:#eaf4ef;color:var(--green)}.nav-icon{font-size:22px;width:24px;text-align:center;font-weight:500}.rail-spacer{flex:1}.rail-install{border:1px solid #dce9df;background:#f4f8f3;color:var(--green);border-radius:12px;padding:12px;font-weight:700;margin:10px 3px}.rail-account{display:flex;align-items:center;gap:8px;border-top:1px solid var(--line);padding:16px 3px 0}.avatar{display:grid;place-items:center;flex:none;width:36px;height:36px;background:#e2ede4;color:var(--green);border-radius:50%;font-weight:800}.rail-account>div{flex:1;min-width:0}.rail-account strong,.rail-account small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.rail-account strong{font-size:12px}.rail-account small{font-size:10px;color:var(--muted);margin-top:3px}.logout{border:0;background:none;color:#667b73;font-size:23px}.workspace{min-width:0;display:flex;flex-direction:column;min-height:0}.topbar{display:flex;justify-content:space-between;align-items:center;background:#fff;border-bottom:1px solid var(--line);padding:16px 30px;gap:10px}.eyebrow{font-size:10px;letter-spacing:1.8px;color:#a08c66;font-weight:800}.topbar h1{font-size:23px;font-family:Georgia,serif;color:var(--deep);margin:4px 0}.topbar p{font-size:12px;color:var(--muted);margin:0}.top-actions{display:flex;gap:12px;align-items:center}.icon-action{border:1px solid var(--line);background:#fff;border-radius:12px;min-width:42px;height:42px;font-size:22px;color:var(--green);position:relative}.action-caption{position:absolute;font-size:9px;bottom:1px;left:0;right:0}.top-avatar{background:#e3f1e7}.home-pane{padding:25px 30px;overflow-y:auto;flex:1}.hero{min-height:260px;position:relative;overflow:hidden;border-radius:20px;background:linear-gradient(112deg,#07564d 0%,#0c665b 53%,#b8d6bd 100%);display:flex;align-items:center;color:#fff}.hero-content{padding:30px 38px;z-index:1;max-width:60%}.hero-kicker{font-size:11px;letter-spacing:1.7px;color:#dce9c6;font-weight:700}.hero h2{font-family:Georgia,serif;font-size:clamp(27px,3vw,43px);font-weight:500;line-height:1.12;margin:15px 0}.hero p{font-size:13px;line-height:1.75;max-width:380px;color:#e3f0e7}.hero-btn{margin-top:11px;border:0;background:#fff9e8;color:var(--green);padding:12px 17px;border-radius:11px;font-weight:700;font-size:12px}.hero-btn span{margin-left:12px}.hero-art{position:absolute;right:0;top:0;bottom:0;width:47%;overflow:hidden}.hero-sun{position:absolute;width:145px;height:145px;border-radius:50%;background:#fff0c0;opacity:.9;right:27%;top:14%}.hero-mountain{position:absolute;width:110%;height:55%;bottom:-10%;right:-20%;border-radius:50% 50% 0 0;background:#448f76}.hero-mountain.two{bottom:-30%;right:12%;background:#176c5c}.hero-pavilion{position:absolute;right:28%;top:35%;font-size:145px;line-height:1;color:#064b44;text-shadow:0 10px 0 #b9d9b7}.hero-lotus{position:absolute;right:5%;bottom:-43px;font-size:180px;color:#f2dcb6;opacity:.85}.section-line{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:25px 0 15px}.section-line h2{font-size:19px;color:var(--deep);font-family:Georgia,serif;margin:0}.section-line span{font-size:12px;color:var(--muted)}.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.quick-card{background:#fff;border:1px solid #eceee6;box-shadow:0 5px 20px #244d3310;border-radius:15px;min-height:128px;padding:18px;text-align:left;display:flex;flex-direction:column;align-items:flex-start;gap:7px;color:var(--ink)}.quick-card:hover{border-color:#9bc9b4;transform:translateY(-1px)}.quick-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;font-size:24px;margin-bottom:5px}.quick-icon.mint{background:#e1f3e8;color:#087e63}.quick-icon.amber{background:#fff2d9;color:#c68c25}.quick-icon.blue{background:#e5effd;color:#3177bc}.quick-card strong{font-size:13px}.quick-card small{font-size:11px;color:var(--muted)}.home-note{display:flex;gap:15px;align-items:center;background:#f0f5ed;border-radius:15px;margin-top:19px;padding:17px}.home-note>span{font-size:28px;color:#c69a50}.home-note strong{font-size:13px}.home-note p{margin:5px 0 0;font-size:12px;color:#61756a}.chat-pane{flex:1;display:flex;flex-direction:column;min-height:0;background:#f9faf6}.room-banner{display:flex;align-items:center;gap:12px;background:#fff;padding:12px 25px;border-bottom:1px solid var(--line)}.room-symbol{width:42px;height:42px;border-radius:13px;background:#e9f5ed;color:var(--green);display:grid;place-items:center;font-size:29px}.room-banner strong,.room-banner small{display:block}.room-banner strong{font-size:14px}.room-banner small{font-size:11px;color:var(--muted);margin-top:3px}.room-badge{margin-left:auto;font-size:11px;background:#f0f6ee;border-radius:20px;padding:7px 10px;color:var(--green)}.messages{flex:1;min-height:0;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:12px}.bubble{max-width:min(78%,600px);align-self:flex-start;background:#fff;border:1px solid #e9ece4;border-radius:16px 16px 16px 5px;padding:12px 15px;box-shadow:0 4px 16px #1b4c3210}.bubble.mine{align-self:flex-end;background:#e2f2e3;border-radius:16px 16px 5px 16px}.bubble strong{font-size:11px;color:var(--green)}.bubble p{font-size:13px;line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere;margin:6px 0}.bubble time{font-size:10px;color:#87978b}.composer{display:flex;align-items:center;gap:10px;padding:13px 19px;background:#fff;border-top:1px solid var(--line)}.composer textarea{flex:1;min-width:0;resize:none;border:1px solid #e1e8df;background:#fafbf8;border-radius:25px;padding:13px 16px;font-size:13px;max-height:130px}.composer button{border:0;background:var(--green);color:#fff;border-radius:50%;width:43px;height:43px;flex:none;font-size:21px}.attach-label{font-size:28px;cursor:pointer;color:var(--green);padding:3px 7px}.attachment-strip{display:flex;gap:8px;overflow-x:auto;padding:6px 15px;max-height:112px}.attachment-strip:empty{display:none}.attachment-link{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:none;max-width:250px;border:1px solid var(--line);padding:9px;border-radius:9px;background:white;color:var(--green)}.video-item{display:flex;flex-direction:column;gap:5px;max-width:300px;font-size:11px}.video-player{max-height:200px;width:100%;border-radius:8px;background:#122}.direct-pane{display:grid;grid-template-columns:220px minmax(0,1fr);flex:1;min-height:0}.side-list{overflow:auto;border-right:1px solid var(--line);padding:19px 12px;background:#fff}.side-list h2{font-size:17px;margin:0 0 6px}.side-list>p{font-size:11px;color:var(--muted);margin-bottom:20px}.member{border:0;background:none;text-align:left;width:100%;border-radius:10px;padding:13px 10px;color:var(--ink);font-size:12px}.member:hover,.member.selected{background:#e7f4ea}.direct-chat{min-height:0;min-width:0;display:flex;flex-direction:column}.empty{margin:auto;text-align:center;color:#81918a;font-size:40px;max-width:280px}.empty p{font-size:13px;line-height:1.6}.info-pane{flex:1;overflow:auto;padding:28px;display:grid;place-items:center}.info-card{width:min(570px,100%);padding:35px;background:#fff;border:1px solid var(--line);border-radius:21px;box-shadow:0 15px 35px #193f2810}.info-icon{width:66px;height:66px;display:grid;place-items:center;background:#e8f3e9;color:var(--green);font-size:36px;border-radius:18px}.info-icon.zalo{background:#e7f0ff;color:#1671dd;font-weight:800}.info-card h2{font-family:Georgia,serif;font-size:25px;color:var(--deep)}.info-card>p{font-size:14px;line-height:1.8;color:#60736a}.info-actions{display:flex;gap:9px;flex-wrap:wrap}.info-actions button,.external-btn{display:inline-block;border:0;background:var(--green);color:#fff;text-decoration:none;border-radius:11px;padding:13px 18px;font-size:13px;font-weight:700}.info-actions button.outline{background:#eef5ef;color:var(--green)}.small-note{font-size:12px!important;color:#8a968e!important}.install-instructions{margin-top:20px;border-top:1px solid var(--line);padding-top:15px}.install-instructions strong{font-size:13px;color:var(--green)}.install-instructions p{font-size:12px;line-height:1.7;color:var(--muted)}.admin-pane{flex:1;overflow:auto;padding:22px}.admin-pane h2{font-size:18px;color:var(--green)}.admin-user{display:flex;flex-wrap:wrap;align-items:center;gap:9px;background:white;border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:8px}.admin-user span{flex:1;min-width:160px;font-size:12px}.admin-user select{padding:9px;border:1px solid var(--line);border-radius:8px}.small-btn{border:0;border-radius:8px;padding:9px 12px;background:var(--green);color:#fff;font-size:12px}.mobile-nav,.more-sheet{display:none}.toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%);background:#163e37;color:#fff;padding:12px;border-radius:10px;z-index:10}.auth{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr;background:#fff}.auth-art{position:relative;overflow:hidden;background:radial-gradient(circle at 50% 25%,#f6e5ad 0,#e8f2e2 18%,#a6c9b5 48%,#0e5d52 100%);display:flex;align-items:center;justify-content:center;flex-direction:column;color:var(--deep);text-align:center;padding:40px}.art-orb{position:absolute;width:340px;height:340px;border-radius:50%;background:#fff2c8;filter:blur(30px);opacity:.6;top:12%}.auth-emblem{position:relative;font-size:120px;color:#086a56;line-height:1}.auth-art-title{position:relative;font-family:Georgia,serif;font-size:clamp(37px,5vw,68px);margin-top:20px}.auth-art>p{position:relative;font-size:17px;letter-spacing:1px}.auth-art-foot{position:absolute;bottom:40px;font-size:13px;letter-spacing:1.5px;color:#f4f5e8}.auth-card{align-self:center;justify-self:center;width:min(440px,88%);padding:30px 0}.auth-brand{display:flex;align-items:center;gap:10px;font-family:Georgia,serif;color:var(--green);font-size:29px;font-weight:700}.lotus-mark{font-size:45px}.muted{color:var(--muted);font-size:13px;line-height:1.6}.auth-tabs{display:flex;border-bottom:1px solid var(--line);margin:28px 0 23px;gap:22px}.auth-tab{border:0;border-bottom:3px solid transparent;background:none;padding:12px 0;color:#88988c;font-weight:700;font-size:14px}.auth-tab.active{color:var(--green);border-color:var(--green)}.auth-form{display:flex;flex-direction:column;gap:16px}.auth-form label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:650}.auth-form input{border:1px solid #dce7dd;background:#fafbf9;border-radius:10px;padding:14px;width:100%;font-size:14px}.primary-btn{border:0;background:var(--green);color:white;border-radius:11px;padding:15px;font-weight:750;display:flex;justify-content:space-between}.auth-bottom{text-align:center;color:#9ca79c;font-size:12px;margin-top:35px}.error,.success{padding:12px;border-radius:10px;background:#ffe9e8;color:#8b3028;font-size:13px}.success{background:#e5f5e8;color:#17633f}@media(max-width:950px){.app{grid-template-columns:200px minmax(0,1fr)}.rail{padding-left:7px;padding-right:7px}.home-pane{padding:18px}.hero-content{max-width:65%}}@media(max-width:700px){.app{display:flex;flex-direction:column;min-height:0}.rail{display:none}.workspace{flex:1;min-height:0}.topbar{padding:11px 16px;min-height:74px}.topbar h1{font-size:19px}.topbar p{font-size:11px}.eyebrow{font-size:8px}.top-actions{gap:6px}.icon-action{min-width:36px;height:36px;font-size:20px}.top-avatar{width:32px;height:32px}.home-pane{padding:14px 14px 22px}.hero{min-height:205px}.hero-content{padding:22px;max-width:75%}.hero h2{font-size:28px}.hero p{font-size:11px;max-width:230px}.hero-art{opacity:.7;width:55%}.hero-pavilion{font-size:105px;right:4%}.hero-sun{width:100px;height:100px;right:15%}.hero-lotus{font-size:110px;right:-5%;bottom:-24px}.hero-btn{font-size:11px;padding:10px}.section-line{margin:19px 0 12px}.section-line h2{font-size:17px}.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.quick-card{min-height:119px;padding:12px 9px;gap:5px}.quick-icon{width:36px;height:36px;font-size:20px;margin-bottom:4px}.quick-card strong{font-size:11px}.quick-card small{font-size:10px}.home-note{margin-top:13px;padding:12px}.home-note p{font-size:11px}.mobile-nav{display:flex;background:#fff;border-top:1px solid var(--line);padding:5px 5px max(5px,env(safe-area-inset-bottom));justify-content:space-around;flex:none}.mobile-nav button{border:0;background:transparent;color:#8b9b91;display:flex;align-items:center;flex-direction:column;gap:3px;font-size:10px;min-width:54px;padding:3px 1px}.mobile-nav button span{font-size:23px}.mobile-nav button.active{color:var(--green);font-weight:800}.more-sheet{display:flex;position:fixed;bottom:72px;right:10px;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:15px;padding:8px;z-index:5;box-shadow:0 14px 45px #0002;min-width:190px}.more-sheet button{background:none;border:0;text-align:left;padding:12px;color:var(--ink)}.room-banner{padding:9px 13px}.room-badge{display:none}.messages{padding:13px}.bubble{max-width:89%}.composer{padding:9px;gap:6px}.composer textarea{padding:12px}.direct-pane{grid-template-columns:105px minmax(0,1fr)}.side-list{padding:12px 5px}.side-list h2{font-size:13px}.side-list>p{font-size:10px}.member{font-size:11px;padding:11px 5px}.info-pane{padding:15px}.info-card{padding:23px}.auth{display:block;background:#f8faf5}.auth-art{min-height:210px;padding:20px}.auth-emblem{font-size:65px}.auth-art-title{font-size:35px;margin-top:4px}.auth-art>p{font-size:12px}.auth-art-foot{display:none}.auth-card{width:100%;background:#fff;border-radius:22px 22px 0 0;margin-top:-15px;position:relative;padding:25px 23px;min-height:60vh}.auth-brand{font-size:24px}.lotus-mark{font-size:35px}}@media(max-width:365px){.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero-content{max-width:85%}.hero-art{opacity:.35}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* V6: các tiện ích cộng đồng, giao diện nhẹ và độc lập */
.social-panel{width:min(100%,850px);margin:0 auto;padding:16px 18px 80px;background:var(--surface,#fff);border-radius:16px}.social-panel h2,.social-panel h3{margin:12px 0}.social-panel input,.social-panel textarea{display:block;width:100%;box-sizing:border-box;margin:8px 0;padding:12px;border:1px solid #ccd9d6;border-radius:10px;font:inherit}.social-panel button{cursor:pointer}.social-line{display:flex;align-items:center;gap:8px;flex-wrap:wrap;border-bottom:1px solid #e4ece9;padding:10px 0}.social-line span{flex:1;min-width:130px}.social-form{display:flex;gap:8px;align-items:center}.social-form input{flex:1}.social-messages{height:330px;overflow-y:auto;border:1px solid #e0e9e5;border-radius:12px;padding:10px}.social-post{border-bottom:1px solid #e0e9e5;padding:16px 4px;white-space:pre-wrap;overflow-wrap:anywhere}.social-post p{margin:8px 0}.social-post small{display:block;color:#61716e;margin:8px 0}#postList{margin-top:20px}@media(max-width:600px){.social-panel{padding:12px 10px 100px}.social-form{flex-wrap:wrap}}
/* TAM AN LAC - Khac phuc anh dinh kem bi cat boi max-height:112px */
/* Dan TOAN BO khoi nay vao CUOI tep style.css, khong xoa CSS cu. */

.chat-pane,
.direct-chat {
    min-height: 0;
    min-width: 0;
}

/* Anh va video co vung rieng, khong bi ep cao 112px. */
.attachment-strip {
    flex: 0 0 auto;
    min-height: 0;
    max-height: min(34dvh, 270px);
    overflow-x: auto;
    overflow-y: auto;
    align-items: flex-start;
    padding: 8px 15px;
}

.attachment-strip .image-attachment {
    display: block;
    flex: 0 0 auto;
    width: fit-content;
    max-width: 100%;
    line-height: 0;
}

.attachment-strip .chat-image {
    display: block;
    width: auto !important;
    height: auto !important;
    max-width: min(280px, 75vw) !important;
    max-height: min(240px, 30dvh) !important;
    object-fit: contain;
    border-radius: 12px;
}

.composer {
    flex: 0 0 auto;
}

@media (max-width: 700px) {
    .attachment-strip {
        max-height: min(30dvh, 220px);
        padding: 7px 10px;
    }
    .attachment-strip .chat-image {
        max-width: min(240px, 70vw) !important;
        max-height: min(200px, 26dvh) !important;
    }
}
/* Tâm An Lạc - Tăng kích thước ảnh trong trò chuyện */
.attachment-strip {
    max-height: 340px;
    align-items: flex-start;
}

.attachment-strip .image-attachment {
    display: block;
    flex: 0 0 auto;
}

.attachment-strip .chat-image {
    width: auto !important;
    height: auto !important;
    max-width: min(420px, 75vw) !important;
    max-height: 320px !important;
    object-fit: contain !important;
    border-radius: 12px;
}
/* Mobile direct messages: single-column list/thread navigation. */
.mobile-direct-header{display:none}
@media(max-width:700px){
 #directPane.direct-pane{display:flex;flex-direction:column;min-height:0;flex:1;overflow:hidden}
 #directPane .side-list{display:flex;flex-direction:column;width:100%;min-width:0;min-height:0;flex:1;overflow-y:auto}
 #directPane .side-list #members{width:100%;min-width:0}
 #directPane .side-list .member{display:flex;width:100%;min-width:0;text-align:left;padding:14px 16px;white-space:normal;overflow-wrap:anywhere}
 #directPane .direct-chat{display:none}
 #directPane.mobile-thread-open .side-list{display:none}
 #directPane.mobile-thread-open .direct-chat{display:flex;flex-direction:column;flex:1;min-height:0;width:100%;min-width:0;overflow:hidden}
 #directPane .mobile-direct-header{display:flex;align-items:center;gap:12px;flex:none;min-height:52px;padding:8px 12px;background:#fff;border-bottom:1px solid var(--line);color:var(--deep)}
 #mobileDirectBack{border:0;background:transparent;color:var(--green);font-size:26px;padding:4px 10px;min-width:44px;min-height:40px}
 #mobileDirectName{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
 #directPane .direct-chat #directMessages{flex:1;min-height:0;overflow-y:auto;width:100%;overscroll-behavior:contain}
 #directPane .direct-chat .attachment-toolbar,#directPane .direct-chat .attachment-strip,#directPane .direct-chat #directForm{flex:none;max-width:100%;min-width:0}
 #directPane .direct-chat #directForm{position:relative;bottom:auto;width:100%;padding-bottom:max(8px,env(safe-area-inset-bottom))}
 #directPane .direct-chat #directInput{min-width:0;flex:1}
}

/* Quan ly tin nhan */
.message-actions{display:flex;gap:7px;justify-content:flex-end;margin-top:7px}.message-action{border:1px solid #c8d9d1;background:#fff;color:#175e4e;border-radius:8px;padding:5px 10px;font-size:12px;cursor:pointer}.message-action.danger{color:#a22929;border-color:#e6bcbc}.moderation-panel{margin:24px 0;padding:18px;background:#fff;border:1px solid #dbe5df;border-radius:14px}.moderation-controls{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.moderation-controls select{max-width:100%;padding:8px}.moderation-message{border-top:1px solid #e1e8e3;padding:12px 0;overflow-wrap:anywhere}.moderation-message p{white-space:pre-wrap}