@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ── VARIABLES ────────────────────────────────────────────────────────────── */
:root {
    --primary:       #3b82f6;
    --primary-dark:  #2563eb;
    --primary-light: #eff6ff;
    --bg:            #f1f5f9;
    --white:         #ffffff;
    --border:        #e2e8f0;
    --text:          #0f172a;
    --text-2:        #475569;
    --muted:         #94a3b8;
    --danger:        #ef4444;
    --success:       #22c55e;
    --radius:        14px;
    --shadow-sm:     0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);
    --shadow:        0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -1px rgba(0,0,0,.04);
    --shadow-lg:     0 10px 25px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05);
    --nav-h:         58px;
}

/* ── DARK MODE ────────────────────────────────────────────────────────────── */
[data-dark] {
    --bg:            #0f1117;
    --white:         #1a1d27;
    --border:        #2a2d3a;
    --text:          #e8eaf0;
    --text-2:        #9aa0b5;
    --muted:         #5a6282;
    --primary-light: #1a2540;
    --shadow-sm:     0 1px 3px rgba(0,0,0,.35);
    --shadow:        0 4px 12px rgba(0,0,0,.45);
    --shadow-lg:     0 10px 30px rgba(0,0,0,.55);
}
[data-dark] body                              { background:#0a0c12; }
[data-dark] nav                               { background:rgba(26,29,39,.97); }
[data-dark] #msg-box                          { background:#0f1117; }
[data-dark] .msg-row.theirs .msg-bubble       { background:#2a2d3a; color:#e8eaf0; border-color:#3a3d4a; }
[data-dark] #msg-input,
[data-dark] .comment-input,
[data-dark] .pm-input,
[data-dark] .tags-input,
[data-dark] .gif-search-input                 { background:#1a1d27; color:#e8eaf0; border-color:#2a2d3a; }
[data-dark] .auth-card                        { background:#1a1d27; border-color:#2a2d3a; }
[data-dark] .auth-card input                  { background:#131620; color:#e8eaf0; }
[data-dark] .comment-body                     { background:#2a2d3a; border-color:#3a3d4a; }
[data-dark] .comments-section                 { background:#131620; }
[data-dark] .post-link-preview.generic        { background:#1a1d27; border-color:#2a2d3a; }
[data-dark] .post-link-preview.yt             { background:#1a1d27; border-color:#2a2d3a; }

/* ── RESET ────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; -webkit-tap-highlight-color:transparent; }
body { font-family:'Inter',sans-serif; background:var(--bg); color:var(--text); padding-top:var(--nav-h); min-height:100vh; transition:background .25s,color .25s; }
button,input,textarea,select { font-family:inherit; }
img { max-width:100%; display:block; }
a { color:inherit; }

/* ── AVATAR ANIMATIONS ────────────────────────────────────────────────────── */
@keyframes avatarPulse   { 0%,100%{box-shadow:0 0 0 0 rgba(59,130,246,.6)} 50%{box-shadow:0 0 0 12px rgba(59,130,246,0)} }
@keyframes avatarSpin    { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
@keyframes avatarBounce  { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-8px)} }
@keyframes avatarGlow    { 0%,100%{filter:drop-shadow(0 0 4px rgba(59,130,246,.8))} 50%{filter:drop-shadow(0 0 18px rgba(139,92,246,.9))} }
@keyframes avatarRainbow { 0%{background:linear-gradient(135deg,#ef4444,#f97316)} 25%{background:linear-gradient(135deg,#22c55e,#3b82f6)} 50%{background:linear-gradient(135deg,#8b5cf6,#ec4899)} 75%{background:linear-gradient(135deg,#f59e0b,#ef4444)} 100%{background:linear-gradient(135deg,#ef4444,#f97316)} }
@keyframes fadeIn        { from{opacity:0;transform:scale(.97)} to{opacity:1;transform:scale(1)} }

/* ── AUTH ─────────────────────────────────────────────────────────────────── */
#auth-overlay { position:fixed; inset:0; background:var(--white); z-index:2000; display:flex; align-items:center; justify-content:center; padding:20px; }
.auth-card { width:100%; max-width:360px; background:var(--white); border-radius:20px; padding:36px 28px; text-align:center; box-shadow:var(--shadow-lg); border:1px solid var(--border); }
.auth-logo { font-size:2.8rem; margin-bottom:12px; }
.auth-card h2 { font-size:1.6rem; font-weight:800; letter-spacing:-.5px; }
.auth-sub { color:var(--muted); font-size:.88rem; margin:4px 0 24px; }
.auth-card input { width:100%; padding:12px 16px; margin-bottom:10px; border:1.5px solid var(--border); border-radius:10px; font-size:.95rem; outline:none; transition:border .2s; background:#f8fafc; color:var(--text); }
.auth-card input:focus { border-color:var(--primary); background:var(--white); }
#auth-error { font-size:.8rem; margin-top:10px; min-height:18px; color:var(--danger); }

/* ── NAV ──────────────────────────────────────────────────────────────────── */
nav { background:rgba(255,255,255,.95); backdrop-filter:blur(12px); -webkit-backdrop-filter:blur(12px); border-bottom:1px solid var(--border); height:var(--nav-h); display:flex; align-items:center; justify-content:space-between; padding:0 16px; position:fixed; top:0; width:100%; z-index:100; box-shadow:var(--shadow-sm); }
.nav-brand { font-size:1rem; font-weight:800; cursor:pointer; display:flex; align-items:center; gap:6px; color:var(--text); letter-spacing:-.3px; }
.nav-logo { font-size:1.2rem; }
.nav-links { display:flex; align-items:center; gap:2px; }
.nav-btn { position:relative; background:none; border:none; cursor:pointer; padding:9px; border-radius:10px; color:var(--muted); transition:background .15s,color .15s; display:flex; align-items:center; }
.nav-btn:hover  { background:var(--bg); color:var(--text); }
.nav-btn.active { color:var(--primary); background:var(--primary-light); }
.unread-badge { position:absolute; top:5px; right:5px; background:var(--danger); color:white; font-size:.55rem; font-weight:700; min-width:14px; height:14px; border-radius:7px; display:flex; align-items:center; justify-content:center; padding:0 3px; border:1.5px solid white; }
#dark-mode-btn { background:none; border:none; cursor:pointer; padding:9px; border-radius:10px; color:var(--muted); transition:background .15s,color .15s; display:flex; align-items:center; font-size:1.1rem; }
#dark-mode-btn:hover { background:var(--bg); color:var(--text); }

/* ── CONTAINER ────────────────────────────────────────────────────────────── */
.container { max-width:540px; margin:0 auto; padding:14px 12px; }

/* ── AVATAR ───────────────────────────────────────────────────────────────── */
.avatar { border-radius:50%; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; display:flex; align-items:center; justify-content:center; flex-shrink:0; text-transform:uppercase; }

/* ── BUTTONS ──────────────────────────────────────────────────────────────── */
.btn { display:block; width:100%; padding:12px 18px; background:var(--primary); color:white; border:none; border-radius:10px; font-size:.95rem; font-weight:700; cursor:pointer; transition:background .2s,transform .1s; margin-bottom:8px; }
.btn:hover   { background:var(--primary-dark); }
.btn:active  { transform:scale(.98); }
.btn:disabled{ opacity:.55; cursor:not-allowed; }
.btn.btn-outline { background:transparent; color:var(--text); border:1.5px solid var(--border); }
.btn.btn-outline:hover { background:var(--bg); }

/* ── POSTS ────────────────────────────────────────────────────────────────── */
.post { background:var(--white); border-radius:var(--radius); margin-bottom:12px; overflow:hidden; box-shadow:var(--shadow-sm); border:1px solid var(--border); transition:box-shadow .2s; }
.post:hover { box-shadow:var(--shadow); }

.post-header { padding:13px 14px; display:flex; align-items:center; gap:10px; }
.post-avatar { width:38px; height:38px; font-size:.9rem; }
.post-header-info { flex:1; min-width:0; }
.post-author { font-weight:600; font-size:.88rem; color:var(--text); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; display:flex; align-items:center; gap:5px; }
.post-author.clickable { color:var(--primary); cursor:pointer; }
.post-author.clickable:hover { text-decoration:underline; }
.post-time   { font-size:.72rem; color:var(--muted); margin-top:1px; }
.you-badge   { font-size:.7rem; color:var(--muted); font-weight:400; }
.post-delete-btn { background:none; border:none; cursor:pointer; color:var(--muted); padding:5px; border-radius:6px; display:flex; align-items:center; transition:all .15s; flex-shrink:0; margin-left:auto; }
.post-delete-btn:hover { color:var(--danger); background:#fef2f2; }

.post-img { width:100%; display:block; max-height:460px; object-fit:cover; cursor:pointer; }
.post-gif-wrap { position:relative; display:block; }
.post-sticker-wrap { padding:10px 14px; display:flex; align-items:center; justify-content:center; }
.post-sticker-img { max-width:120px; max-height:120px; object-fit:contain; display:block; cursor:pointer; filter:drop-shadow(0 2px 8px rgba(0,0,0,.15)); }
.gif-badge { position:absolute; bottom:6px; left:6px; background:rgba(0,0,0,.65); color:white; font-size:.6rem; font-weight:700; letter-spacing:.5px; padding:2px 6px; border-radius:4px; pointer-events:none; }

.post-content { padding:10px 14px 6px; }
.post-text { font-size:.94rem; line-height:1.6; color:var(--text); word-break:break-word; }
.post-link { color:var(--primary); text-decoration:none; }
.post-link:hover { text-decoration:underline; }

.post-tags-row { padding:4px 14px 8px; display:flex; flex-wrap:wrap; gap:6px; }
.tag { color:var(--primary); font-size:.78rem; background:var(--primary-light); padding:3px 10px; border-radius:20px; font-weight:500; cursor:pointer; transition:opacity .15s; }
.tag:hover { opacity:.75; }

/* ── LINK PREVIEWS ────────────────────────────────────────────────────────── */
.post-link-preview {
    margin:2px 14px 10px; border-radius:12px; overflow:hidden;
    border:1.5px solid var(--border); cursor:pointer;
    transition:border-color .15s, box-shadow .15s; text-decoration:none;
    display:block;
}
.post-link-preview:hover { border-color:var(--primary); box-shadow:0 2px 12px rgba(59,130,246,.15); }
.post-link-preview.yt    { background:var(--bg); }
.post-link-preview.generic { background:var(--bg); display:flex; align-items:center; gap:12px; padding:12px 14px; }

/* YouTube */
.lp-thumb-wrap { position:relative; }
.lp-thumb-wrap img { width:100%; max-height:180px; object-fit:cover; display:block; }
.lp-play-btn {
    position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
    background:rgba(0,0,0,.7); color:white; border-radius:50%;
    width:48px; height:48px; display:flex; align-items:center; justify-content:center;
    font-size:1.2rem; transition:background .15s; padding-left:4px;
}
.post-link-preview.yt:hover .lp-play-btn { background:rgba(239,68,68,.9); }
.lp-meta { padding:10px 12px; }
.lp-source { font-size:.72rem; font-weight:700; color:var(--muted); margin-bottom:3px; }
.lp-yt-badge { background:#ef4444; color:white; padding:2px 7px; border-radius:4px; font-size:.68rem; font-weight:700; }
.lp-link-url { font-size:.78rem; color:var(--text-2); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }

/* Generic link */
.lp-link-icon { font-size:1.6rem; flex-shrink:0; }

/* Link preview in create form */
#link-preview-box { margin-bottom:10px; display:none; }
.lp-yt { position:relative; border-radius:10px; overflow:hidden; background:var(--bg); }
.lp-yt img { width:100%; max-height:120px; object-fit:cover; display:block; }
.lp-yt-play { position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); background:rgba(0,0,0,.6); color:white; border-radius:50%; width:36px; height:36px; display:flex; align-items:center; justify-content:center; font-size:.9rem; }
.lp-yt-label { position:absolute; bottom:0; left:0; right:0; background:rgba(0,0,0,.6); color:white; font-size:.72rem; font-weight:600; padding:4px 10px; }
.lp-generic { display:flex; align-items:center; gap:10px; padding:10px 12px; background:var(--primary-light); border-radius:10px; border:1.5px solid var(--primary); }
.lp-icon { font-size:1.5rem; }
.lp-info { min-width:0; }
.lp-domain { font-size:.75rem; font-weight:700; color:var(--primary); }
.lp-url { font-size:.72rem; color:var(--muted); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }

/* ── POST STATS / ACTIONS ─────────────────────────────────────────────────── */
.post-stats { padding:5px 14px; display:flex; gap:12px; font-size:.75rem; color:var(--muted); border-top:1px solid var(--border); flex-wrap:wrap; }
.post-stat  { padding:4px 0; }
.post-actions { padding:2px 6px 6px; display:flex; gap:2px; border-top:1px solid var(--border); }
.action-btn { flex:1; background:none; border:none; cursor:pointer; padding:8px 4px; border-radius:8px; font-size:.8rem; font-weight:500; color:var(--muted); transition:all .15s; display:flex; align-items:center; justify-content:center; gap:4px; font-family:inherit; white-space:nowrap; }
.action-btn:hover   { background:var(--bg); color:var(--text); }
.action-btn.liked   { color:var(--danger); }
.action-btn.liked:hover   { background:#fef2f2; }
.action-btn.saved   { color:#f59e0b; }
.action-btn.saved:hover   { background:#fffbeb; }

/* ── COMMENTS ─────────────────────────────────────────────────────────────── */
.comments-section { border-top:1px solid var(--border); background:var(--bg); }
.comments-list { padding:8px 14px 4px; max-height:320px; overflow-y:auto; }
.comments-loading,.no-comments { font-size:.8rem; color:var(--muted); text-align:center; padding:12px 0; font-style:italic; }
.comment-item { display:flex; align-items:flex-start; gap:8px; margin-bottom:10px; }
.comment-avatar-sm { width:28px; height:28px; border-radius:50%; flex-shrink:0; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; font-size:.7rem; display:flex; align-items:center; justify-content:center; text-transform:uppercase; }
.comment-body { flex:1; background:var(--white); border-radius:10px; padding:7px 10px; border:1px solid var(--border); }
.comment-author { font-size:.78rem; font-weight:600; color:var(--primary); margin-bottom:2px; }
.comment-text   { font-size:.86rem; color:var(--text); line-height:1.4; word-break:break-word; }
.comment-time   { font-size:.68rem; color:var(--muted); margin-top:3px; }
.comment-delete-btn { background:none; border:none; cursor:pointer; color:var(--muted); font-size:.72rem; padding:3px 6px; border-radius:6px; align-self:flex-start; margin-top:4px; transition:all .15s; flex-shrink:0; }
.comment-delete-btn:hover { background:#fef2f2; color:var(--danger); }
.comment-input-row { display:flex; align-items:center; gap:8px; padding:8px 14px 10px; border-top:1px solid var(--border); background:var(--white); }
.comment-avatar { width:28px; height:28px; border-radius:50%; flex-shrink:0; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; font-size:.7rem; display:flex; align-items:center; justify-content:center; text-transform:uppercase; }
.comment-input { flex:1; padding:8px 12px; border:1.5px solid var(--border); border-radius:20px; font-size:.85rem; outline:none; font-family:inherit; background:var(--bg); color:var(--text); transition:border .2s; }
.comment-input:focus { border-color:var(--primary); background:var(--white); }
.comment-send-btn { background:var(--primary); color:white; border:none; border-radius:50%; width:30px; height:30px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:background .15s; flex-shrink:0; }
.comment-send-btn:hover { background:var(--primary-dark); }

/* ── EMPTY / LOADING ──────────────────────────────────────────────────────── */
.loading-state { text-align:center; padding:50px 20px; color:var(--muted); font-size:.9rem; }
.empty-state   { text-align:center; padding:60px 20px; color:var(--muted); }
.empty-state .empty-icon { font-size:2.5rem; margin-bottom:12px; }
.empty-state p { font-size:.9rem; line-height:1.6; }

/* ── CREATE POST ──────────────────────────────────────────────────────────── */
.create-card { background:var(--white); border-radius:var(--radius); padding:16px; box-shadow:var(--shadow-sm); border:1px solid var(--border); }
.create-header { display:flex; gap:11px; margin-bottom:12px; align-items:flex-start; }
.create-avatar { width:38px; height:38px; font-size:.9rem; border-radius:50%; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; display:flex; align-items:center; justify-content:center; flex-shrink:0; text-transform:uppercase; }
.create-header textarea { flex:1; border:none; outline:none; resize:none; font-size:.95rem; line-height:1.55; min-height:80px; color:var(--text); background:none; padding-top:6px; }
.create-header textarea::placeholder { color:var(--muted); }
.create-toolbar { display:flex; align-items:center; justify-content:space-between; padding-top:10px; border-top:1px solid var(--border); margin-bottom:10px; }
.create-tools { display:flex; gap:4px; align-items:center; }
.tool-btn { background:none; border:none; cursor:pointer; padding:7px; border-radius:8px; color:var(--primary); transition:background .15s; display:flex; align-items:center; font-family:inherit; }
.tool-btn:hover { background:var(--primary-light); }
input[type="file"] { display:none; }
.char-counter { font-size:.75rem; color:var(--muted); font-weight:500; }
#image-preview-wrap { position:relative; margin-bottom:10px; border-radius:10px; overflow:hidden; }
#image-preview { width:100%; max-height:240px; object-fit:cover; display:block; }
.remove-img-btn { position:absolute; top:8px; right:8px; background:rgba(0,0,0,.6); color:white; border:none; border-radius:50%; width:26px; height:26px; font-size:.75rem; cursor:pointer; display:flex; align-items:center; justify-content:center; }
.tags-input { width:100%; padding:9px 13px; border:1.5px solid var(--border); border-radius:9px; font-size:.88rem; outline:none; margin-bottom:10px; transition:border .2s; color:var(--text); background:var(--white); }
.tags-input:focus { border-color:var(--primary); }
.upload-status { font-size:.82rem; min-height:18px; margin-bottom:6px; }
.publish-btn { margin:0; border-radius:10px; }

/* ── DM INBOX ─────────────────────────────────────────────────────────────── */
#dm-view { min-height:60vh; }
.dm-page-header { display:flex; align-items:center; gap:10px; margin-bottom:12px; padding:2px; }
.dm-page-header h2 { font-size:1.2rem; font-weight:700; }
.inbox-count { background:var(--primary); color:white; font-size:.7rem; font-weight:700; padding:2px 8px; border-radius:10px; }
.inbox-list-empty { background:var(--white); border-radius:var(--radius); border:1px solid var(--border); padding:50px 20px; text-align:center; color:var(--muted); }
.inbox-list-empty .icon { font-size:2.4rem; margin-bottom:12px; }
.inbox-list-empty p { font-size:.88rem; line-height:1.6; }
.inbox-item { display:flex; align-items:center; gap:12px; padding:13px 14px; cursor:pointer; transition:background .12s; background:var(--white); border-radius:var(--radius); margin-bottom:8px; border:1px solid var(--border); box-shadow:var(--shadow-sm); }
.inbox-item:hover { background:var(--bg); }
.inbox-item.has-unread { border-left:3px solid var(--primary); }
.inbox-avatar { width:46px; height:46px; border-radius:50%; flex-shrink:0; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; font-size:1.1rem; display:flex; align-items:center; justify-content:center; text-transform:uppercase; }
.inbox-info { flex:1; min-width:0; }
.inbox-name { font-weight:600; font-size:.9rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.inbox-preview { font-size:.78rem; color:var(--muted); margin-top:3px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.inbox-item.has-unread .inbox-preview { color:var(--text); font-weight:500; }
.inbox-right { display:flex; flex-direction:column; align-items:flex-end; gap:5px; flex-shrink:0; }
.inbox-time { font-size:.7rem; color:var(--muted); }
.inbox-unread-dot { background:var(--primary); color:white; font-size:.65rem; font-weight:700; min-width:18px; height:18px; border-radius:9px; display:flex; align-items:center; justify-content:center; padding:0 4px; }

/* ── CHAT ─────────────────────────────────────────────────────────────────── */
#dm-chat-view { background:var(--white); border-radius:var(--radius); border:1px solid var(--border); box-shadow:var(--shadow-sm); display:flex; flex-direction:column; height:calc(100vh - var(--nav-h) - 28px); }
.chat-topbar { display:flex; align-items:center; gap:10px; padding:11px 12px; border-bottom:1px solid var(--border); flex-shrink:0; }
.back-btn { background:none; border:none; cursor:pointer; color:var(--primary); padding:6px; border-radius:8px; display:flex; align-items:center; transition:background .15s; flex-shrink:0; }
.back-btn:hover { background:var(--primary-light); }
.chat-topbar-info { display:flex; align-items:center; gap:10px; flex:1; min-width:0; }
.chat-topbar-avatar { width:36px; height:36px; border-radius:50%; flex-shrink:0; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; font-size:.88rem; display:flex; align-items:center; justify-content:center; text-transform:uppercase; }
.chat-topbar-name { font-weight:600; font-size:.9rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.chat-topbar-status { font-size:.7rem; color:var(--success); }
.chat-topbar-actions { display:flex; align-items:center; gap:2px; margin-left:auto; flex-shrink:0; }
.call-btn { background:none; border:none; cursor:pointer; padding:7px 8px; border-radius:8px; color:var(--muted); display:flex; align-items:center; justify-content:center; transition:all .15s; }
.call-btn:hover { background:var(--bg); color:var(--primary); }
.call-btn.video-btn:hover { color:#8b5cf6; background:#f5f3ff; }
#msg-box { flex:1; overflow-y:auto; padding:14px 12px; display:flex; flex-direction:column; gap:3px; background:var(--bg); scroll-behavior:smooth; }
.msg-row { display:flex; align-items:flex-end; gap:7px; margin-bottom:2px; }
.msg-row.mine { flex-direction:row-reverse; }
.msg-row-avatar { width:24px; height:24px; border-radius:50%; flex-shrink:0; background:linear-gradient(135deg,#3b82f6,#8b5cf6); color:white; font-weight:700; font-size:.6rem; display:flex; align-items:center; justify-content:center; text-transform:uppercase; margin-bottom:2px; }
.msg-row.mine .msg-row-avatar { display:none; }
.msg-bubble-col { display:flex; flex-direction:column; max-width:72%; }
.msg-row.mine .msg-bubble-col { align-items:flex-end; }
.msg-bubble { padding:9px 13px; border-radius:18px; font-size:.9rem; line-height:1.45; word-break:break-word; }
.msg-row.mine .msg-bubble   { background:var(--primary); color:white; border-bottom-right-radius:5px; }
.msg-row.theirs .msg-bubble { background:var(--white); color:var(--text); border:1px solid var(--border); border-bottom-left-radius:5px; }
.msg-img { max-width:220px; border-radius:12px; display:block; border:1px solid var(--border); cursor:pointer; }
.msg-time-label { font-size:.62rem; color:var(--muted); margin-top:3px; padding:0 4px; }
.msg-row.mine .msg-time-label { text-align:right; }
.date-divider { text-align:center; font-size:.7rem; color:var(--muted); margin:10px 0; display:flex; align-items:center; gap:8px; }
.date-divider::before,.date-divider::after { content:''; flex:1; height:1px; background:var(--border); }
.typing-indicator { display:flex; align-items:center; gap:4px; padding:8px 13px; }
.typing-dot { width:7px; height:7px; border-radius:50%; background:var(--muted); animation:typingBounce 1.2s infinite; }
.typing-dot:nth-child(2) { animation-delay:.2s; }
.typing-dot:nth-child(3) { animation-delay:.4s; }
@keyframes typingBounce { 0%,80%,100%{transform:scale(.7);opacity:.5} 40%{transform:scale(1);opacity:1} }
.chat-input-bar { display:flex; align-items:center; gap:6px; padding:10px 12px; border-top:1px solid var(--border); background:var(--white); flex-shrink:0; border-radius:0 0 var(--radius) var(--radius); }
.chat-attach-btn { background:none; border:none; cursor:pointer; color:var(--muted); padding:7px; border-radius:8px; display:flex; align-items:center; transition:all .15s; flex-shrink:0; }
.chat-attach-btn:hover { background:var(--bg); color:var(--primary); }
#msg-input { flex:1; padding:9px 14px; border:1.5px solid var(--border); border-radius:22px; font-size:.9rem; outline:none; transition:border .2s; background:var(--bg); color:var(--text); }
#msg-input:focus { border-color:var(--primary); background:var(--white); }
.chat-send-btn { background:var(--primary); color:white; border:none; border-radius:50%; width:36px; height:36px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:background .15s,transform .1s; flex-shrink:0; }
.chat-send-btn:hover  { background:var(--primary-dark); }
.chat-send-btn:active { transform:scale(.92); }

/* ── PROFILE ──────────────────────────────────────────────────────────────── */
.profile-card { background:var(--white); border-radius:var(--radius); padding:24px 20px; border:1px solid var(--border); box-shadow:var(--shadow-sm); text-align:center; overflow:hidden; }
.profile-email { font-size:.8rem; color:var(--muted); margin-bottom:4px; }
.profile-stats { display:flex; gap:8px; justify-content:center; margin-bottom:16px; flex-wrap:wrap; }
.profile-stat { background:var(--bg); border-radius:10px; padding:10px 14px; flex:1; min-width:60px; }
.profile-stat-num   { font-size:1.3rem; font-weight:700; color:var(--primary); }
.profile-stat-label { font-size:.68rem; color:var(--muted); margin-top:2px; }
.profile-posts-title { font-size:.8rem; font-weight:700; color:var(--muted); text-transform:uppercase; letter-spacing:.5px; margin-bottom:10px; text-align:left; }
.profile-empty { color:var(--muted); text-align:center; font-size:.88rem; padding:20px 0; }
.profile-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:4px; }
.profile-grid-item { aspect-ratio:1; border-radius:8px; overflow:hidden; background:var(--bg); border:1px solid var(--border); cursor:pointer; transition:opacity .15s; }
.profile-grid-item:hover { opacity:.85; }
.profile-grid-item img { width:100%; height:100%; object-fit:cover; display:block; }
.profile-grid-text { display:flex; align-items:center; justify-content:center; height:100%; padding:8px; font-size:.72rem; color:var(--text-2); line-height:1.3; text-align:center; }

/* ── UTILITIES ────────────────────────────────────────────────────────────── */
.hidden { display:none !important; }
#feed-view,#create-view,#dm-view,#profile-view { display:none; }