/* ChatWave — WhatsApp-style layout, indigo/violet palette instead of green */
:root{
  --brand:#075e54;          /* WhatsApp jaisa dark teal header */
  --brand-dark:#054c44;
  --brand-soft:#dff5ec;
  --accent:#25d366;         /* WhatsApp green (send button) */
  --bubble-out:#d9fdd3;     /* my message bubble */
  --bubble-in:#ffffff;
  --chat-bg:#efe7dd;        /* WhatsApp wallpaper tone */
  --text:#111b21;
  --muted:#667781;
  --line:#e4e2dd;
  --danger:#e11d48;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;height:100%}
body{
  font-family:"Segoe UI",Roboto,-apple-system,Helvetica,Arial,sans-serif;
  background:var(--chat-bg);color:var(--text);
}
a{color:var(--brand);text-decoration:none}

/* Mobile app shell */
.app{max-width:480px;margin:0 auto;min-height:100vh;background:#fff;display:flex;flex-direction:column;position:relative;box-shadow:0 0 40px rgba(0,0,0,.08)}
.topbar{background:var(--brand);color:#fff;padding:14px 16px;display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:10}
.topbar h1{font-size:20px;margin:0;font-weight:600;flex:1}
.topbar .icon{color:#fff;font-size:20px;line-height:1;opacity:.95}
.topbar .sub{font-size:12px;opacity:.85;display:block;font-weight:400}

.avatar{width:44px;height:44px;border-radius:50%;object-fit:cover;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;flex:0 0 auto}
.avatar.sm{width:36px;height:36px;font-size:13px}

/* Chat list */
.list{flex:1;overflow-y:auto}
.row{display:flex;gap:12px;padding:12px 16px;align-items:center;border-bottom:1px solid var(--line)}
.row:active{background:var(--brand-soft)}
.row .meta{flex:1;min-width:0}
.row .name{font-weight:600;font-size:16px}
.row .last{color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.row .right{text-align:right;font-size:11px;color:var(--muted)}
.badge{display:inline-block;background:var(--brand);color:#fff;border-radius:999px;padding:2px 7px;font-size:11px;margin-top:4px}

/* Conversation */
.thread{flex:1;overflow-y:auto;padding:14px 10px 20px;background:var(--chat-bg);
  background-image:radial-gradient(rgba(0,0,0,.045) 1px,transparent 1px),radial-gradient(rgba(0,0,0,.03) 1px,transparent 1px);
  background-size:22px 22px,22px 22px;background-position:0 0,11px 11px}
.msg{max-width:78%;margin-bottom:10px;padding:7px 10px 18px;border-radius:10px;position:relative;
  box-shadow:0 1px 1px rgba(0,0,0,.08);font-size:15px;word-wrap:break-word;white-space:pre-wrap}
.msg.in{background:var(--bubble-in);border-top-left-radius:2px;margin-right:auto}
.msg.out{background:var(--bubble-out);border-top-right-radius:2px;margin-left:auto}
.msg img{max-width:100%;border-radius:8px;display:block;margin-bottom:4px}
.msg .time{position:absolute;right:8px;bottom:4px;font-size:10px;color:var(--muted)}
.msg .tick{color:var(--muted);font-size:10px}
.msg .tick.read{color:#53bdeb}
.daysep{text-align:center;margin:14px 0}
.daysep span{background:#fff;color:var(--muted);font-size:11px;padding:4px 10px;border-radius:8px}

/* Composer */
.composer{position:sticky;bottom:0;background:#fff;border-top:1px solid var(--line);padding:8px;display:flex;gap:8px;align-items:flex-end}
.composer textarea{flex:1;border:1px solid var(--line);background:#f7f5ff;border-radius:22px;padding:11px 14px;font:inherit;resize:none;max-height:110px;outline:none}
.btn-round{width:44px;height:44px;border-radius:50%;border:0;background:var(--accent);color:#fff;font-size:18px;cursor:pointer;flex:0 0 auto}
.btn-round.ghost{background:var(--brand-soft);color:var(--brand-dark)}

/* Forms / auth */
.auth{padding:28px 22px}
.auth .logo{width:64px;height:64px;border-radius:18px;background:linear-gradient(135deg,var(--brand),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:28px;font-weight:700;margin-bottom:18px}
.auth h2{margin:0 0 4px}
.auth p.hint{color:var(--muted);margin:0 0 20px;font-size:14px}
label{display:block;font-size:13px;color:var(--muted);margin:12px 0 4px}
input[type=text],input[type=password],input[type=tel],input[type=file],textarea,select{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fbfaff;outline:none}
input:focus,textarea:focus{border-color:var(--brand)}
.btn{display:block;width:100%;padding:13px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-size:16px;font-weight:600;cursor:pointer;margin-top:18px}
.btn.alt{background:var(--brand-soft);color:var(--brand-dark)}
.btn.danger{background:var(--danger)}
.alert{padding:11px 14px;border-radius:10px;font-size:14px;margin-bottom:12px}
.alert.err{background:#ffe4e6;color:#9f1239}
.alert.ok{background:#dcfce7;color:#166534}
.center{text-align:center;margin-top:16px;font-size:14px;color:var(--muted)}

/* Bottom nav */
.tabs{display:flex;border-top:1px solid var(--line);background:#fff;position:sticky;bottom:0}
.tabs a{flex:1;text-align:center;padding:10px 0;font-size:12px;color:var(--muted)}
.tabs a.active{color:var(--brand);font-weight:600}
.tabs a span{display:block;font-size:18px}

.empty{padding:50px 24px;text-align:center;color:var(--muted)}

/* Admin panel (desktop) */
.admin{max-width:1100px;margin:0 auto;padding:0 16px 40px}
.admin-top{background:var(--brand);color:#fff;padding:14px 0;margin-bottom:20px}
.admin-top .inner{max-width:1100px;margin:0 auto;padding:0 16px;display:flex;gap:18px;align-items:center}
.admin-top a{color:#fff;opacity:.9;font-size:14px}
.admin-top a.active{font-weight:700;opacity:1;text-decoration:underline}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:24px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}
.card .n{font-size:28px;font-weight:700;color:var(--brand-dark)}
.card .l{color:var(--muted);font-size:13px}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
th,td{padding:10px 12px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
th{background:var(--brand-soft);color:var(--brand-dark)}
td img.thumb{width:48px;height:48px;object-fit:cover;border-radius:6px}
.pill{padding:2px 9px;border-radius:999px;font-size:12px}
.pill.on{background:#dcfce7;color:#166534}
.pill.off{background:#ffe4e6;color:#9f1239}
.mini{display:inline-block;padding:6px 10px;border-radius:8px;background:var(--brand-soft);color:var(--brand-dark);font-size:13px;border:0;cursor:pointer}
.mini.danger{background:#ffe4e6;color:#9f1239}
@media(max-width:600px){.admin table{display:block;overflow-x:auto}}


/* ===== WhatsApp-style extras: swipe reply, quotes, typing, preview, sheet ===== */
.chat-page .app{background:var(--chat-bg)}
.msg-row{display:flex;position:relative;margin-bottom:8px}
.msg-row.out{justify-content:flex-end}
.msg-row.in{justify-content:flex-start}
.msg-row .msg{margin:0}
.msg-row::before{content:"↩";position:absolute;left:6px;top:50%;transform:translateY(-50%) scale(.6);
  opacity:0;color:var(--brand);font-size:16px;transition:opacity .15s,transform .15s}
.msg-row.swiped::before{opacity:1;transform:translateY(-50%) scale(1)}
.msg .txt{white-space:pre-wrap}
.msg.deleted{font-style:italic;color:var(--muted)}
.msg .del-note{color:var(--muted);font-style:italic;font-size:14px}

.msg .quote{display:block;border-left:3px solid var(--accent);background:rgba(0,0,0,.05);
  border-radius:6px;padding:4px 8px;margin-bottom:5px;font-size:13px;line-height:1.3}
.msg .quote b{display:block;color:var(--brand);font-size:12px}
.msg .quote span{display:block;color:var(--muted);max-height:2.6em;overflow:hidden}

/* typing */
.topbar .sub.typing{color:#b7f5c4}
.typing-bubble{display:flex;gap:4px;align-items:center;padding:10px 12px !important}
.typing-bubble i{width:7px;height:7px;border-radius:50%;background:var(--muted);display:block;
  animation:tdot 1.2s infinite ease-in-out}
.typing-bubble i:nth-child(2){animation-delay:.2s}
.typing-bubble i:nth-child(3){animation-delay:.4s}
@keyframes tdot{0%,60%,100%{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}

/* reply bar above composer */
.reply-bar{display:flex;align-items:center;gap:8px;background:#fff;border-top:1px solid var(--line);padding:8px 10px}
.reply-inner{flex:1;border-left:3px solid var(--accent);padding:2px 8px;min-width:0}
.reply-who{font-size:12px;font-weight:600;color:var(--brand)}
.reply-text{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.reply-x{border:0;background:transparent;font-size:16px;color:var(--muted);cursor:pointer}

/* photo preview + circular progress */
.preview{display:flex;align-items:center;gap:10px;background:#fff;border-top:1px solid var(--line);padding:8px 10px;position:relative}
.preview img{width:56px;height:56px;object-fit:cover;border-radius:10px;background:var(--line)}
.preview-info{flex:1;min-width:0}
.preview-name{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.preview-size{font-size:12px;color:var(--muted)}
.preview-x{border:0;background:var(--line);width:26px;height:26px;border-radius:50%;color:var(--muted);cursor:pointer}
.ring{position:relative;width:44px;height:44px;flex:0 0 auto}
.ring svg{width:44px;height:44px;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:3.5}
.ring .ring-bg{stroke:var(--line)}
.ring .ring-fg{stroke:var(--accent);stroke-linecap:round;transition:stroke-dashoffset .15s linear}
.ring span{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:600;color:var(--brand)}

/* action sheet */
.sheet-wrap{position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:40;display:flex;align-items:flex-end;justify-content:center}
.sheet{width:100%;max-width:480px;background:#fff;border-radius:16px 16px 0 0;padding:8px;animation:up .18s ease}
@keyframes up{from{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}
.sheet button{display:block;width:100%;text-align:left;border:0;background:transparent;padding:14px 16px;font-size:15px;cursor:pointer;border-radius:10px}
.sheet button:active{background:var(--brand-soft)}
.sheet button.cancel{text-align:center;color:var(--muted)}