/* ============================================
   PULSE — style.css
   ============================================ */
:root {
  --bg:#0d0d0d; --bg2:#161616; --bg3:#1e1e1e;
  --border:#2a2a2a; --text:#f0f0f0; --text2:#888; --text3:#555;
  --hover:#1e1e1e; --purple:#6C63FF; --purple-soft:rgba(108,99,255,.12);
  --green:#00c896; --red:#ff4757;
  --gradient:linear-gradient(135deg,#6C63FF,#ff6b9d);
}
[data-theme="light"] {
  --bg:#f5f5f5; --bg2:#fff; --bg3:#efefef;
  --border:#e0e0e0; --text:#0d0d0d; --text2:#666; --text3:#aaa; --hover:#f0f0f0;
}
*{margin:0;padding:0;box-sizing:border-box;}
body{background:var(--bg);color:var(--text);font-family:'Segoe UI',system-ui,-apple-system,sans-serif;display:flex;justify-content:center;min-height:100vh;transition:background .3s,color .3s;}
::-webkit-scrollbar{width:4px;}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px;}

/* ── AUTH ── */
#authScreen{display:flex;align-items:center;justify-content:center;width:100%;min-height:100vh;position:relative;overflow:hidden;}
#authScreen::before{content:'';position:absolute;width:600px;height:600px;background:var(--gradient);border-radius:50%;opacity:.06;top:-200px;right:-200px;pointer-events:none;}
#authScreen::after{content:'';position:absolute;width:400px;height:400px;background:var(--gradient);border-radius:50%;opacity:.06;bottom:-100px;left:-100px;pointer-events:none;}
.auth-box{background:var(--bg2);border:1px solid var(--border);border-radius:24px;padding:40px;width:100%;max-width:420px;z-index:1;box-shadow:0 20px 60px rgba(0,0,0,.3);}
.auth-logo{font-size:34px;font-weight:900;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-align:center;margin-bottom:4px;letter-spacing:-1px;}
.auth-tagline{text-align:center;color:var(--text2);font-size:13px;margin-bottom:28px;}
.auth-tabs{display:flex;background:var(--bg3);border-radius:12px;padding:4px;margin-bottom:24px;}
.auth-tab{flex:1;padding:10px;text-align:center;cursor:pointer;font-size:14px;font-weight:600;color:var(--text2);border-radius:10px;transition:all .2s;border:none;background:none;font-family:inherit;}
.auth-tab.active{background:var(--purple);color:#fff;}
.auth-input{width:100%;padding:13px 16px;border:1.5px solid var(--border);border-radius:12px;font-size:15px;background:var(--bg3);color:var(--text);margin-bottom:12px;outline:none;font-family:inherit;transition:border .2s;-webkit-appearance:none;}
.auth-input:focus{border-color:var(--purple);}
.auth-btn{width:100%;background:var(--gradient);color:#fff;border:none;border-radius:12px;padding:14px;font-size:16px;font-weight:700;cursor:pointer;margin-top:6px;transition:opacity .2s;font-family:inherit;}
.auth-btn:hover{opacity:.9;}
.auth-btn:disabled{opacity:.5;cursor:not-allowed;}
.auth-error{color:var(--red);font-size:13px;text-align:center;margin-top:10px;min-height:18px;}

/* ── MOBILE TOP BAR ── */
#mobileTopBar{display:none;position:fixed;top:0;left:0;right:0;height:52px;background:var(--bg2);border-bottom:1px solid var(--border);z-index:99;align-items:center;justify-content:space-between;padding:0 16px;}
.top-bar-logo{font-size:20px;font-weight:900;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.top-bar-btn{background:none;border:none;color:var(--text);cursor:pointer;position:relative;padding:8px;display:flex;align-items:center;}
.top-bar-badge{position:absolute;top:4px;right:4px;background:var(--red);color:#fff;font-size:9px;font-weight:700;width:14px;height:14px;border-radius:50%;display:none;align-items:center;justify-content:center;}
.top-bar-avatar-btn{width:32px;height:32px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;border:none;cursor:pointer;overflow:hidden;}

/* ── LAYOUT ── */
#appScreen{display:none;width:100%;}
.layout{display:flex;width:100%;height:100vh;overflow:hidden;max-width:1280px;margin:0 auto;}

/* ── SIDEBAR ── */
.sidebar{width:72px;background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;padding:16px 0;gap:2px;position:sticky;top:0;height:100vh;z-index:50;transition:width .3s ease;overflow:hidden;flex-shrink:0;}
.sidebar:hover{width:220px;}
.sidebar-logo{font-size:22px;font-weight:900;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;padding:8px 12px;margin-bottom:8px;white-space:nowrap;width:100%;text-align:center;}
.nav-btn{display:flex;align-items:center;gap:14px;padding:12px;border-radius:14px;cursor:pointer;font-size:14px;font-weight:500;color:var(--text2);transition:all .2s;width:48px;border:none;background:none;font-family:inherit;overflow:hidden;white-space:nowrap;}
.sidebar:hover .nav-btn{width:196px;}
.nav-btn:hover{background:var(--purple-soft);color:var(--purple);}
.nav-btn.active{background:var(--purple-soft);color:var(--purple);font-weight:700;}
.nav-icon{width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;}
.nav-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;}
.nav-label{opacity:0;transition:opacity .2s;font-size:15px;}
.sidebar:hover .nav-label{opacity:1;}
.nav-badge{background:var(--red);color:#fff;font-size:10px;font-weight:700;padding:1px 5px;border-radius:8px;margin-left:auto;display:none;}
.sidebar-bottom{margin-top:auto;width:100%;padding:0 12px;}
.user-pill{display:flex;align-items:center;gap:10px;padding:10px;border-radius:14px;cursor:pointer;width:48px;overflow:hidden;white-space:nowrap;transition:all .2s;border:none;background:none;color:var(--text);font-family:inherit;}
.sidebar:hover .user-pill{width:196px;}
.user-pill:hover{background:var(--hover);}
.user-ava{width:36px;height:36px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0;}
.user-pill-info{opacity:0;transition:opacity .2s;text-align:left;}
.sidebar:hover .user-pill-info{opacity:1;}
.user-pill-name{font-weight:700;font-size:13px;line-height:1.2;}
.user-pill-handle{font-size:11px;color:var(--text2);}

/* ── PAGES ── */
.pages{flex:1;overflow-y:auto;position:relative;min-width:0;}
.page{display:none;flex-direction:column;min-height:100%;}
.page.active{display:flex;}
.page-header{padding:14px 20px;font-size:18px;font-weight:700;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--bg);z-index:10;display:flex;align-items:center;gap:12px;backdrop-filter:blur(12px);flex-shrink:0;}
.page-title-gradient{font-size:20px;font-weight:900;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}

/* ── ICON BUTTON ── */
.icon-btn{background:var(--purple-soft);border:none;border-radius:50%;width:34px;height:34px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--purple);transition:background .2s;flex-shrink:0;}
.icon-btn:hover{background:var(--purple);color:#fff;}

/* ── DROPDOWN ── */
.dropdown-menu{position:absolute;right:0;top:40px;background:var(--bg2);border:1px solid var(--border);border-radius:14px;padding:6px;min-width:190px;z-index:200;display:none;box-shadow:0 8px 30px rgba(0,0,0,.35);}
.dropdown-menu.show{display:block;}
.dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;cursor:pointer;font-size:14px;color:var(--text);border:none;background:none;width:100%;font-family:inherit;text-align:left;transition:background .15s;}
.dropdown-item:hover{background:var(--hover);}
.dropdown-item svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;flex-shrink:0;}
.dropdown-item.danger{color:var(--red);}

/* ── FEED TABS ── */
.feed-tabs{display:flex;border-bottom:1px solid var(--border);background:var(--bg);position:sticky;top:53px;z-index:9;flex-shrink:0;}
.feed-tab{flex:1;padding:14px;text-align:center;cursor:pointer;font-size:14px;font-weight:600;color:var(--text2);border-bottom:2px solid transparent;transition:all .2s;border:none;background:none;font-family:inherit;}
.feed-tab.active{color:var(--purple);border-bottom:2px solid var(--purple);}

/* ── POST FAB ── */
.post-fab{position:fixed;bottom:30px;right:20px;width:56px;height:56px;background:var(--gradient);border:none;border-radius:50%;color:#fff;cursor:pointer;z-index:200;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(108,99,255,.4);transition:transform .2s;}
.post-fab:hover{transform:scale(1.1);}
.post-fab svg{width:28px;height:28px;stroke:#fff;fill:none;stroke-width:2.5;}

/* ── COMPOSER ── */
.composer-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);z-index:499;backdrop-filter:blur(2px);}
.composer-overlay.show{display:block;}
.composer-sheet{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--bg2);border-radius:24px 24px 0 0;border-top:1px solid var(--border);z-index:500;padding:20px;max-height:85vh;overflow-y:auto;box-shadow:0 -8px 40px rgba(0,0,0,.4);}
.composer-sheet.show{display:block;}
.sheet-handle{width:40px;height:4px;background:var(--border);border-radius:2px;margin:0 auto 16px;}
.compose-row{display:flex;gap:12px;align-items:flex-start;}
.compose-ava{width:40px;height:40px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0;}
.compose-text{flex:1;background:transparent;border:none;outline:none;color:var(--text);font-size:17px;resize:none;min-height:80px;font-family:inherit;line-height:1.5;}
.compose-text::placeholder{color:var(--text3);}
.compose-link-input{width:100%;background:var(--bg3);border:1px solid var(--border);border-radius:12px;padding:10px 14px;font-size:14px;color:var(--text);outline:none;font-family:inherit;-webkit-appearance:none;}
.compose-link-input:focus{border-color:var(--purple);}
.compose-tools{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:12px;border-top:1px solid var(--border);}
.char-count{font-size:12px;color:var(--text2);}
.submit-post-btn{background:var(--gradient);color:#fff;border:none;border-radius:20px;padding:9px 22px;font-size:14px;font-weight:700;cursor:pointer;transition:opacity .2s;font-family:inherit;}
.submit-post-btn:disabled{opacity:.4;cursor:not-allowed;}

/* ── POSTS ── */
.post{display:flex;gap:12px;padding:16px;border-bottom:1px solid var(--border);transition:background .15s;}
.post:hover{background:var(--hover);}
.post-ava{width:42px;height:42px;border-radius:50%;background:var(--gradient);color:#fff;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;position:relative;cursor:pointer;}
.follow-pip{position:absolute;bottom:-3px;right:-3px;width:16px;height:16px;background:var(--purple);color:#fff;border-radius:50%;font-size:10px;display:flex;align-items:center;justify-content:center;border:2px solid var(--bg);cursor:pointer;font-weight:700;z-index:1;}
.follow-pip.on{background:var(--green);}
.post-body{flex:1;min-width:0;}
.post-meta{display:flex;align-items:center;gap:5px;margin-bottom:4px;flex-wrap:wrap;}
.post-name{font-weight:700;font-size:15px;cursor:pointer;display:flex;align-items:center;gap:3px;}
.post-name:hover{text-decoration:underline;}
.post-handle{color:var(--text2);font-size:13px;}
.post-time{color:var(--text3);font-size:12px;margin-left:auto;}
.post-text{font-size:15px;line-height:1.6;margin-bottom:8px;word-break:break-word;}
.post-link{display:inline-flex;align-items:center;gap:6px;background:var(--bg3);border:1px solid var(--border);border-radius:10px;padding:8px 12px;margin-bottom:10px;text-decoration:none;color:var(--purple);font-size:13px;word-break:break-all;}
.post-link:hover{background:var(--purple-soft);}
.hashtag{color:var(--purple);cursor:pointer;}
.hashtag:hover{text-decoration:underline;}
.post-actions{display:flex;gap:2px;flex-wrap:wrap;}
.pact{display:flex;align-items:center;gap:5px;color:var(--text2);font-size:13px;cursor:pointer;padding:7px 10px;border-radius:20px;border:none;background:none;transition:all .2s;font-family:inherit;}
.pact svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2;}
.pact:hover{color:var(--purple);background:var(--purple-soft);}
.pact.liked{color:var(--red);}
.pact.liked svg{fill:var(--red);stroke:var(--red);}
.pact.reposted{color:var(--green);}
.pact.bookmarked{color:#FFD700;}
.pact.delete-act:hover{color:var(--red);background:rgba(255,71,87,.1);}
.load-more-btn{width:100%;padding:16px;background:none;border:none;border-top:1px solid var(--border);color:var(--purple);font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;}
.load-more-btn:hover{background:var(--hover);}

/* ── COMMENTS ── */
.comments-wrap{padding:8px 0 12px 54px;border-bottom:1px solid var(--border);background:var(--bg2);}
.comment-input-row{display:flex;gap:8px;margin-bottom:10px;align-items:center;padding-right:16px;}
.comment-ava-sm{width:28px;height:28px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0;}
.comment-input{flex:1;background:var(--bg3);border:1px solid var(--border);border-radius:20px;padding:8px 14px;font-size:14px;color:var(--text);outline:none;font-family:inherit;min-width:0;}
.comment-input:focus{border-color:var(--purple);}
.comment-send{background:var(--purple);color:#fff;border:none;border-radius:20px;padding:8px 14px;font-size:13px;font-weight:700;cursor:pointer;font-family:inherit;flex-shrink:0;}
.comment-item{display:flex;gap:8px;margin-bottom:10px;padding-right:16px;}
.comment-ava{width:30px;height:30px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0;}
.comment-bubble{flex:1;background:var(--bg3);border-radius:14px;padding:8px 12px;min-width:0;}
.comment-author{font-weight:700;font-size:12px;margin-bottom:2px;}
.comment-text{font-size:13px;line-height:1.4;word-break:break-word;}
.comment-acts{display:flex;gap:10px;margin-top:6px;}
.comment-act{background:none;border:none;color:var(--text2);font-size:12px;cursor:pointer;font-family:inherit;display:flex;align-items:center;gap:3px;}
.comment-act:hover{color:var(--purple);}
.comment-act.liked{color:var(--red);}
.reply-input-row{display:none;gap:6px;margin-top:8px;align-items:center;}
.reply-input-row.show{display:flex;}
.reply-input{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:16px;padding:6px 12px;font-size:13px;color:var(--text);outline:none;font-family:inherit;min-width:0;}
.reply-send{background:var(--purple);color:#fff;border:none;border-radius:16px;padding:6px 12px;font-size:12px;font-weight:700;cursor:pointer;font-family:inherit;}
.reply-item{display:flex;gap:6px;margin-top:6px;}
.reply-ava{width:24px;height:24px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:700;flex-shrink:0;}
.reply-bubble{flex:1;background:var(--bg3);border-radius:12px;padding:6px 10px;font-size:12px;word-break:break-word;}

/* ── EXPLORE ── */
.search-wrap{padding:12px 16px;position:sticky;top:0;background:var(--bg);z-index:9;border-bottom:1px solid var(--border);flex-shrink:0;}
.search-inner{position:relative;}
.search-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text2);display:flex;pointer-events:none;}
.search-icon svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;}
.search-input{width:100%;padding:11px 16px 11px 42px;border:1.5px solid var(--border);border-radius:20px;font-size:14px;background:var(--bg2);color:var(--text);outline:none;font-family:inherit;-webkit-appearance:none;}
.search-input:focus{border-color:var(--purple);}
.explore-tabs{display:flex;border-bottom:1px solid var(--border);background:var(--bg);}
.explore-tab{padding:12px 18px;cursor:pointer;font-size:13px;font-weight:600;color:var(--text2);border-bottom:2px solid transparent;transition:all .2s;border:none;background:none;font-family:inherit;}
.explore-tab.active{color:var(--purple);border-bottom:2px solid var(--purple);}
.trend-item{padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .15s;}
.trend-item:hover{background:var(--hover);}
.trend-rank{font-size:11px;color:var(--text2);margin-bottom:2px;}
.trend-tag{font-weight:700;font-size:16px;color:var(--purple);}
.trend-count{font-size:12px;color:var(--text2);margin-top:2px;}
.user-card{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .15s;}
.user-card:hover{background:var(--hover);}
.user-card-ava{width:44px;height:44px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex-shrink:0;}
.user-card-info{flex:1;min-width:0;}
.user-card-name{font-weight:700;font-size:15px;display:flex;align-items:center;gap:4px;}
.user-card-handle{color:var(--text2);font-size:13px;}
.follow-btn{background:var(--text);color:var(--bg);border:none;border-radius:20px;padding:7px 16px;font-size:13px;font-weight:700;cursor:pointer;transition:all .2s;white-space:nowrap;font-family:inherit;flex-shrink:0;}
.follow-btn.following{background:none;border:1px solid var(--border);color:var(--text);}
.follow-btn.following:hover{border-color:var(--red);color:var(--red);}

/* ── NOTIFICATIONS ── */
.notif-item{display:flex;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .15s;}
.notif-item:hover{background:var(--hover);}
.notif-item.unread{background:var(--purple-soft);}
.notif-ava{width:42px;height:42px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;position:relative;}
.notif-type-dot{position:absolute;bottom:-2px;right:-2px;width:18px;height:18px;border-radius:50%;border:2px solid var(--bg2);display:flex;align-items:center;justify-content:center;font-size:9px;}
.notif-content{flex:1;min-width:0;}
.notif-text{font-size:14px;line-height:1.4;word-break:break-word;}
.notif-time{font-size:12px;color:var(--text2);margin-top:3px;}
.notif-actions{display:flex;gap:8px;margin-top:8px;}
.notif-btn{background:var(--purple);color:#fff;border:none;border-radius:20px;padding:6px 14px;font-size:12px;font-weight:700;cursor:pointer;font-family:inherit;}
.notif-btn.decline{background:none;border:1px solid var(--border);color:var(--text);}

/* ── CHATS LAYOUT ── */
.chats-layout{display:flex;height:100vh;overflow:hidden;}
.chats-sidebar{width:340px;border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;height:100%;overflow:hidden;background:var(--bg2);}
.chats-header{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0;}
.chats-search-wrap{padding:8px 12px;border-bottom:1px solid var(--border);flex-shrink:0;}
.chats-search-input{width:100%;padding:8px 14px;background:var(--bg3);border:none;border-radius:20px;font-size:13px;color:var(--text);outline:none;font-family:inherit;}
.chats-tabs{display:flex;border-bottom:1px solid var(--border);flex-shrink:0;}
.chats-tab{flex:1;padding:10px;text-align:center;font-size:13px;font-weight:600;color:var(--text2);border-bottom:2px solid transparent;cursor:pointer;border:none;background:none;font-family:inherit;transition:all .2s;}
.chats-tab.active{color:var(--purple);border-bottom:2px solid var(--purple);}
.chats-list{flex:1;overflow-y:auto;}

/* ── CHAT ITEM ── */
.chat-item{display:flex;align-items:center;gap:12px;padding:12px 16px;cursor:pointer;transition:background .15s;border-bottom:1px solid var(--border);}
.chat-item:hover{background:var(--hover);}
.chat-item.active{background:var(--purple-soft);}
.chat-item-ava{width:48px;height:48px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex-shrink:0;}
.chat-item-ava.group{border-radius:14px;}
.chat-item-info{flex:1;min-width:0;}
.chat-item-name{font-weight:700;font-size:14px;display:flex;align-items:center;gap:5px;flex-wrap:wrap;}
.chat-item-preview{font-size:12px;color:var(--text2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px;}
.chat-item-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0;}
.chat-item-time{font-size:11px;color:var(--text3);}
.chat-type-badge{font-size:10px;color:var(--text3);background:var(--bg3);border-radius:6px;padding:1px 5px;white-space:nowrap;}
.priv-badge{font-size:10px;color:var(--text3);}

/* ── DISCOVER GROUP ITEM ── */
.discover-group-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);transition:background .15s;}
.discover-group-item:hover{background:var(--hover);}
.join-group-btn{background:var(--gradient);color:#fff;border:none;border-radius:20px;padding:7px 14px;font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap;font-family:inherit;flex-shrink:0;transition:opacity .2s;}
.join-group-btn:hover{opacity:.85;}
.join-group-btn.requested{background:none;border:1px solid var(--purple);color:var(--purple);}

/* ── SECTION LABEL ── */
.section-label{padding:10px 16px 6px;font-size:11px;font-weight:700;color:var(--text2);text-transform:uppercase;letter-spacing:1px;background:var(--bg);}

/* ── CHAT VIEW ── */
.chat-area{flex:1;display:flex;flex-direction:column;height:100%;min-width:0;overflow:hidden;}
.no-chat{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text2);}
.no-chat-icon{font-size:60px;opacity:.2;margin-bottom:16px;}
.chat-view{display:none;flex:1;flex-direction:column;height:100%;overflow:hidden;}
.chat-view.show{display:flex;}
.chat-header{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;background:var(--bg2);flex-shrink:0;}
.chat-back{background:none;border:none;color:var(--text);cursor:pointer;padding:4px;display:none;align-items:center;flex-shrink:0;}
.chat-back svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;}
.chat-user-ava{width:38px;height:38px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0;}
.chat-user-info{flex:1;min-width:0;}
.chat-user-name{font-weight:700;font-size:15px;}
.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:6px;-webkit-overflow-scrolling:touch;}
.bubble{max-width:72%;padding:10px 14px;border-radius:18px;font-size:14px;line-height:1.5;word-break:break-word;cursor:default;user-select:text;}
.bubble.mine{background:var(--gradient);color:#fff;align-self:flex-end;border-bottom-right-radius:4px;}
.bubble.theirs{background:var(--bg3);color:var(--text);align-self:flex-start;border-bottom-left-radius:4px;}
.bubble-sender{font-size:10px;font-weight:700;opacity:.75;margin-bottom:3px;}
.bubble-time{font-size:10px;opacity:.6;margin-top:2px;text-align:right;}
.bubble.deleting{opacity:.4;}
.chat-input-area{padding:12px 16px;border-top:1px solid var(--border);display:flex;gap:10px;align-items:center;background:var(--bg2);flex-shrink:0;padding-bottom:max(12px,env(safe-area-inset-bottom));}
.chat-input{flex:1;padding:11px 16px;background:var(--bg3);border:1.5px solid var(--border);border-radius:24px;font-size:16px;color:var(--text);outline:none;font-family:inherit;-webkit-appearance:none;min-width:0;display:block!important;}
.chat-input:focus{border-color:var(--purple);}
.chat-send{background:var(--gradient);color:#fff;border:none;border-radius:50%;width:42px;height:42px;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.chat-send svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;}

/* ── GROUP MEMBER ITEM ── */
.member-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--border);}
.member-ava{width:40px;height:40px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;}
.member-info{flex:1;min-width:0;}
.member-name{font-weight:700;font-size:14px;display:flex;align-items:center;gap:5px;flex-wrap:wrap;}
.member-handle{font-size:12px;color:var(--text2);}
.member-badge{font-size:10px;color:var(--purple);background:var(--purple-soft);border-radius:6px;padding:2px 6px;font-weight:700;}
.remove-btn{background:none;border:1px solid var(--red);color:var(--red);border-radius:16px;padding:5px 12px;font-size:12px;font-weight:700;cursor:pointer;font-family:inherit;white-space:nowrap;}
.remove-btn:hover{background:var(--red);color:#fff;}
.req-badge{background:var(--red);color:#fff;border-radius:10px;padding:1px 6px;font-size:10px;margin-left:4px;}

/* ── PRIVACY OPTIONS ── */
.privacy-row{margin-bottom:12px;}
.privacy-opt{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:12px;border:1.5px solid var(--border);background:var(--bg3);cursor:pointer;font-size:14px;font-weight:600;color:var(--text2);transition:all .2s;font-family:inherit;flex:1;}
.privacy-opt.active{border-color:var(--purple);color:var(--purple);background:var(--purple-soft);}

/* ── PROFILE ── */
.verified-badge{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;background:var(--purple);border-radius:50%;margin-left:3px;flex-shrink:0;vertical-align:middle;}
.verified-badge svg{width:10px;height:10px;stroke:#fff;fill:none;stroke-width:3;}
.profile-cover{height:120px;background:var(--gradient);flex-shrink:0;}
.profile-info-wrap{padding:16px;border-bottom:1px solid var(--border);flex-shrink:0;}
.profile-ava-row{display:flex;justify-content:space-between;align-items:flex-end;margin-top:-44px;margin-bottom:12px;}
.profile-ava{width:84px;height:84px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:700;border:4px solid var(--bg);overflow:hidden;}
.profile-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
.profile-follow-btn{background:var(--text);color:var(--bg);border:none;border-radius:20px;padding:8px 20px;font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;font-family:inherit;}
.profile-follow-btn.following{background:none;border:1px solid var(--border);color:var(--text);}
.profile-follow-btn.following:hover{border-color:var(--red);color:var(--red);}
.profile-follow-btn.requested{background:none;border:1px solid var(--purple);color:var(--purple);}
.profile-msg-btn{background:var(--purple-soft);color:var(--purple);border:none;border-radius:20px;padding:8px 16px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;}
.profile-edit-btn{background:none;border:1px solid var(--border);color:var(--text);border-radius:20px;padding:8px 16px;font-size:14px;font-weight:700;cursor:pointer;font-family:inherit;transition:background .2s;}
.profile-edit-btn:hover{background:var(--hover);}
.profile-name-row{display:flex;align-items:center;gap:6px;margin-bottom:2px;flex-wrap:wrap;}
.profile-name{font-size:20px;font-weight:800;}
.profile-handle{color:var(--text2);font-size:14px;margin-bottom:6px;}
.profile-bio{font-size:14px;margin-bottom:8px;line-height:1.5;word-break:break-word;}
.private-badge{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text2);margin-bottom:8px;}
.profile-stats{display:flex;border-top:1px solid var(--border);margin-top:10px;}
.pstat{flex:1;padding:14px 0;text-align:center;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s;}
.pstat:hover{background:var(--hover);}
.pstat.active{border-bottom:2px solid var(--purple);}
.pstat-num{font-weight:800;font-size:18px;}
.pstat-label{font-size:12px;color:var(--text2);margin-top:2px;}

/* ── SETTINGS ── */
.settings-section{padding:16px;}
.settings-section-title{font-size:11px;font-weight:700;color:var(--text2);text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;padding:0 4px;}
.settings-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--bg2);border-radius:14px;margin-bottom:8px;cursor:pointer;transition:background .15s;border:none;width:100%;font-family:inherit;color:var(--text);text-align:left;}
.settings-item:hover{background:var(--hover);}
.settings-item-left{display:flex;align-items:center;gap:12px;}
.settings-icon{width:38px;height:38px;background:var(--bg3);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--purple);flex-shrink:0;}
.settings-icon svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;}
.settings-label{font-weight:600;font-size:15px;}
.settings-sub{font-size:12px;color:var(--text2);margin-top:2px;}
.settings-arrow{color:var(--text2);display:flex;align-items:center;flex-shrink:0;}
.settings-arrow svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;}
.toggle{width:44px;height:24px;background:var(--border);border-radius:12px;position:relative;cursor:pointer;transition:background .2s;flex-shrink:0;}
.toggle.on{background:var(--purple);}
.toggle::after{content:'';position:absolute;width:20px;height:20px;background:#fff;border-radius:50%;top:2px;left:2px;transition:left .2s;}
.toggle.on::after{left:22px;}
.settings-item.danger .settings-label{color:var(--red);}
.settings-item.danger .settings-icon{color:var(--red);}

/* ── MODALS ── */
.modal-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);z-index:1000;align-items:flex-end;justify-content:center;backdrop-filter:blur(4px);}
.modal-overlay.show{display:flex;}
.modal{background:var(--bg2);border-radius:20px 20px 0 0;padding:28px 28px max(28px,env(safe-area-inset-bottom)) 28px;width:100%;max-width:500px;max-height:92vh;overflow-y:auto;border:1px solid var(--border);border-bottom:none;}
.modal-handle{width:40px;height:4px;background:var(--border);border-radius:2px;margin:0 auto 20px;}
.modal-title{font-size:20px;font-weight:800;margin-bottom:16px;}
.modal-input{width:100%;padding:12px 16px;border:1.5px solid var(--border);border-radius:12px;font-size:15px;background:var(--bg3);color:var(--text);margin-bottom:12px;outline:none;font-family:inherit;transition:border .2s;-webkit-appearance:none;}
.modal-input:focus{border-color:var(--purple);}
.modal-btn{width:100%;background:var(--gradient);color:#fff;border:none;border-radius:12px;padding:13px;font-size:15px;font-weight:700;cursor:pointer;margin-top:4px;transition:opacity .2s;font-family:inherit;}
.modal-btn:hover{opacity:.9;}
.modal-btn-outline{width:100%;background:none;border:1px solid var(--border);color:var(--text);border-radius:12px;padding:12px;font-size:14px;cursor:pointer;margin-top:8px;font-family:inherit;transition:background .2s;}
.modal-btn-outline:hover{background:var(--hover);}
.modal-note{font-size:12px;color:var(--text2);margin-bottom:16px;line-height:1.5;}
.modal-error{color:var(--red);font-size:13px;text-align:center;margin-top:8px;min-height:18px;}

/* ── INSTALL BANNER ── */
.install-banner{position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:var(--bg2);border:1px solid var(--purple);border-radius:16px;padding:12px 20px;z-index:300;box-shadow:0 4px 20px rgba(0,0,0,.3);display:none;align-items:center;gap:12px;min-width:260px;max-width:90vw;}
.install-banner.show{display:flex;}
.install-banner-text{flex:1;}
.install-banner-title{font-weight:700;font-size:14px;}
.install-banner-sub{color:var(--text2);font-size:12px;margin-top:2px;}
.install-btn{background:var(--gradient);color:#fff;border:none;border-radius:10px;padding:8px 14px;font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap;font-family:inherit;}
.install-dismiss{background:none;border:none;color:var(--text2);cursor:pointer;font-size:18px;padding:4px;}

/* ── EMPTY ── */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text2);text-align:center;flex:1;}
.empty-icon{font-size:52px;opacity:.3;margin-bottom:16px;}
.empty-title{font-size:18px;font-weight:700;color:var(--text);margin-bottom:8px;}
.empty-sub{font-size:14px;}

/* ── BOTTOM NAV ── */
.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--bg2);border-top:1px solid var(--border);padding:8px 0;padding-bottom:max(8px,env(safe-area-inset-bottom));justify-content:space-around;z-index:100;}
.bnav-item{display:flex;flex-direction:column;align-items:center;gap:2px;cursor:pointer;padding:6px 12px;border-radius:12px;border:none;background:none;color:var(--text2);font-size:10px;font-weight:500;position:relative;font-family:inherit;transition:color .2s;min-width:48px;}
.bnav-item.active{color:var(--purple);}
.bnav-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center;}
.bnav-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;}
.bnav-badge{position:absolute;top:2px;right:8px;background:var(--red);color:#fff;font-size:9px;font-weight:700;width:14px;height:14px;border-radius:50%;display:none;align-items:center;justify-content:center;}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .chats-sidebar{width:100%;}
  .chat-area{display:none;position:fixed;top:0;left:0;right:0;bottom:0;z-index:200;background:var(--bg);flex-direction:column;}
  .chat-area.show{display:flex;}
  .chat-back{display:flex!important;}
}
@media(max-width:700px){
  .sidebar{display:none;}
  .pages{padding-top:52px;padding-bottom:70px;}
  .bottom-nav{display:flex;}
  .post-fab{display:none;}
  #mobileTopBar{display:flex;}
  .auth-box{border-radius:0;border:none;min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:40px 24px;}
  .bubble{max-width:85%;}
  .chats-layout{height:calc(100vh - 52px);}
}