/* =========================================================================
   Vanijya Netra — Trade Intelligence Assistant (chat bot + admin)
   Brand: Navy + Gold + Tricolor
   ========================================================================= */

:root {
    --navy:      #0b1c46;
    --navy2:     #0e2352;
    --deep:      #081536;
    --gold:      #e6a51e;
    --gold2:     #f2b632;
    --saffron:   #ff9933;
    --green:     #138808;
    --ink:       #16233f;
    --muted:     #5b6b7f;
    --line:      #e6e9f0;
    --bg:        #f4f6fb;
    --card:      #ffffff;
    --sidebar-w: 270px;
    --shadow:    0 10px 30px rgba(11,28,70,.08);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
    margin: 0;
    font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.55;
}
h1, h2, h3 { font-family: 'Playfair Display', Georgia, serif; }
.hl { color: var(--gold); }
code { background: rgba(11,28,70,.08); padding: 1px 6px; border-radius: 5px; font-size: .88em; }

.tricolor {
    height: 4px;
    background: linear-gradient(90deg, var(--saffron) 0 33.3%, #fff 33.3% 66.6%, var(--green) 66.6% 100%);
    position: sticky; top: 0; z-index: 30;
}

/* =========================================================================
   App layout (sidebar + chat)
   ========================================================================= */
.layout { display: flex; height: calc(100vh - 4px); overflow: hidden; }

/* ---- Sidebar ---- */
.sidebar {
    width: var(--sidebar-w); flex-shrink: 0; background: var(--navy);
    color: #dbe3f5; display: flex; flex-direction: column; padding: 16px 14px;
}
.sb-brand { display: flex; align-items: center; gap: 10px; padding: 6px 6px 14px; }
.sb-eye { font-size: 1.7rem; }
.sb-brand-txt b { font-family: 'Playfair Display', serif; font-size: 1.2rem; color: #fff; display: block; }
.sb-brand-txt small { font-size: .72rem; color: var(--gold2); letter-spacing: .5px; }

.new-chat {
    width: 100%; background: linear-gradient(180deg, var(--gold2), var(--gold));
    color: #3a2a00; border: 0; border-radius: 10px; padding: 12px; font-family: inherit;
    font-weight: 600; font-size: .92rem; cursor: pointer; transition: .15s;
}
.new-chat:hover { filter: brightness(1.05); }

.sb-search-wrap { margin-top: 12px; }
.sb-search { width: 100%; padding: 10px 12px; border-radius: 9px; border: 1px solid rgba(255,255,255,.15);
    background: rgba(255,255,255,.07); color: #eaf0ff; font-family: inherit; font-size: .84rem; }
.sb-search::placeholder { color: #8ea0c6; }
.sb-search:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,.12); }

.sb-recent-label { font-size: .72rem; text-transform: uppercase; letter-spacing: 1px;
    color: #8ea0c6; margin: 18px 6px 8px; }
.sb-list { list-style: none; margin: 0; padding: 0; flex: 1; overflow-y: auto; }
.sb-list li { margin-bottom: 4px; }
.sb-empty { color: #6f80a6; font-size: .84rem; padding: 6px; }
.sb-item {
    padding: 9px 10px; border-radius: 8px; font-size: .86rem; color: #cdd6ea; cursor: pointer;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; transition: .12s;
}
.sb-item:hover { background: rgba(255,255,255,.08); }
.sb-item.active { background: rgba(230,165,30,.18); color: #fff; }

.sb-foot { border-top: 1px solid rgba(255,255,255,.1); padding-top: 12px; margin-top: 8px;
    display: flex; flex-direction: column; gap: 6px; font-size: .76rem; }
.sb-foot a { color: var(--gold2); text-decoration: none; }
.sb-foot a:hover { text-decoration: underline; }
.sb-foot span { color: #6f80a6; }

.sb-backdrop { display: none; }

/* ---- Chat main ---- */
.chat-main { flex: 1; display: flex; flex-direction: column; min-width: 0; background: var(--bg); }
.chat-topbar { display: flex; align-items: center; gap: 12px; padding: 14px 20px;
    border-bottom: 1px solid var(--line); background: var(--card); }
.sb-toggle { display: none; background: none; border: 0; font-size: 1.3rem; cursor: pointer; color: var(--navy); }
.ct-title { font-family: 'Playfair Display', serif; font-weight: 700; color: var(--navy); font-size: 1.15rem;
    display: flex; align-items: center; gap: 10px; }
.demo-badge { font-family: 'Poppins', sans-serif; font-size: .68rem; font-weight: 600; color: #a9781a;
    background: #fdf2d9; border: 1px solid #f0d493; padding: 3px 9px; border-radius: 20px; letter-spacing: .3px; }

.chat-log { flex: 1; overflow-y: auto; padding: 24px; max-width: 900px; width: 100%; margin: 0 auto;
    display: flex; flex-direction: column; gap: 16px; }

.msg { display: flex; gap: 12px; align-items: flex-start; }
.msg.user { flex-direction: row-reverse; }
.avatar { width: 38px; height: 38px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; flex-shrink: 0; background: var(--navy); }
.msg.user .avatar { background: var(--gold); }
.bubble { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 13px 17px;
    max-width: 78%; box-shadow: 0 4px 14px rgba(11,28,70,.05); font-size: .95rem; }
.msg.user .bubble { background: var(--navy); color: #eef2fb; border-color: var(--navy); }
.msg.user .bubble strong { color: #fff; }
.bubble p { margin: 0 0 9px; line-height: 1.6; }
.bubble p:last-child { margin-bottom: 0; }
.bubble ul, .bubble ol { margin: 6px 0 10px; padding-left: 20px; }
.bubble li { margin-bottom: 6px; line-height: 1.55; }
.bubble strong { color: var(--navy); }
.msg.user .bubble code { background: rgba(255,255,255,.15); }

.msg.typing .bubble { display: inline-flex; gap: 5px; align-items: center; }
.msg.typing .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); opacity: .5;
    animation: blink 1.2s infinite; }
.msg.typing .dot:nth-child(2) { animation-delay: .2s; }
.msg.typing .dot:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%,60%,100% { opacity: .25; transform: translateY(0);} 30% { opacity: 1; transform: translateY(-3px);} }

.chat-suggestions { display: flex; flex-wrap: wrap; gap: 8px; max-width: 900px; width: 100%;
    margin: 0 auto; padding: 0 24px; }
.sugg { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 9px 15px;
    font-size: .84rem; font-family: inherit; color: var(--ink); cursor: pointer; transition: .12s; }
.sugg:hover { border-color: var(--gold); box-shadow: var(--shadow); }

.chat-input { display: flex; gap: 10px; align-items: flex-end; max-width: 900px; width: 100%; margin: 14px auto 0;
    padding: 8px 8px 8px 16px; background: var(--card); border: 1px solid var(--line); border-radius: 20px;
    box-shadow: var(--shadow); }
.chat-input { margin-bottom: 6px; }
.chat-input textarea { flex: 1; border: 0; outline: none; resize: none; font-family: inherit; font-size: .95rem;
    color: var(--ink); background: transparent; line-height: 1.5; max-height: 160px; padding: 8px 0; }
.chat-send { width: 44px; height: 44px; border: 0; border-radius: 50%; cursor: pointer; flex-shrink: 0;
    background: linear-gradient(180deg, var(--gold2), var(--gold)); color: #3a2a00; font-size: 1.1rem; transition: .15s; }
.chat-send:hover { filter: brightness(1.05); transform: translateY(-1px); }
.chat-send:disabled { opacity: .5; cursor: wait; }
.chat-disclaimer { text-align: center; font-size: .72rem; color: var(--muted); max-width: 900px; margin: 0 auto 10px; padding: 0 24px; }

/* ---- Mobile ---- */
@media (max-width: 760px) {
    .sidebar { position: fixed; left: 0; top: 4px; bottom: 0; z-index: 40; transform: translateX(-100%);
        transition: transform .22s ease; }
    .sidebar.open { transform: translateX(0); }
    .sb-backdrop.show { display: block; position: fixed; inset: 4px 0 0 0; background: rgba(0,0,0,.4); z-index: 35; }
    .sb-toggle { display: block; }
    .bubble { max-width: 84%; }
    .chat-log, .chat-suggestions, .chat-input, .chat-disclaimer { padding-left: 14px; padding-right: 14px; }
}

/* =========================================================================
   Admin
   ========================================================================= */
.admin-body { background: var(--bg); }

.admin-login { min-height: calc(100vh - 4px); display: flex; align-items: center; justify-content: center; padding: 20px; }
.al-card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow);
    padding: 32px; width: 100%; max-width: 380px; text-align: center; }
.al-brand { font-size: 1.2rem; color: var(--navy); margin-bottom: 8px; }
.al-card p { color: var(--muted); font-size: .88rem; margin: 0 0 18px; }
.al-error { background: #fdecec; color: #932222; border: 1px solid #f2b8b8; border-radius: 8px; padding: 9px; font-size: .85rem; margin-bottom: 12px; }
.al-card input { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; font-family: inherit; font-size: .95rem; margin-bottom: 12px; }
.al-card input:focus { outline: 2px solid var(--gold); }
.al-card button { width: 100%; background: linear-gradient(180deg, var(--gold2), var(--gold)); color: #3a2a00;
    border: 0; border-radius: 10px; padding: 12px; font-family: inherit; font-weight: 600; font-size: .95rem; cursor: pointer; }
.al-back { display: inline-block; margin-top: 16px; color: var(--muted); font-size: .84rem; text-decoration: none; }

.admin-head { display: flex; justify-content: space-between; align-items: center; background: var(--navy);
    color: #fff; padding: 14px 22px; }
.admin-head a { color: #fff; text-decoration: none; }
.ah-left a { font-family: 'Playfair Display', serif; font-weight: 700; }
.ah-right { display: flex; gap: 18px; font-size: .9rem; }
.ah-right a { color: #cdd6ea; }
.ah-right a:hover { color: #fff; }

.admin-wrap { max-width: 1080px; margin: 0 auto; padding: 26px 22px 50px; }
.admin-stats { display: flex; gap: 16px; margin-bottom: 26px; flex-wrap: wrap; }
.admin-stats div { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 26px;
    text-align: center; box-shadow: var(--shadow); }
.admin-stats b { display: block; font-size: 1.9rem; color: var(--navy); font-family: 'Playfair Display', serif; }
.admin-stats span { font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }

.admin-h2 { color: var(--navy); font-size: 1.3rem; margin: 0 0 14px; }
.stat-hi { background: linear-gradient(180deg, #fff7e6, #fff) !important; border-color: var(--gold) !important; }
.stat-hi b { color: var(--gold) !important; }
.stat-hi2 { background: linear-gradient(180deg, #e9f7ec, #fff) !important; border-color: var(--green) !important; }
.stat-hi2 b { color: var(--green) !important; }

/* ---- Chart (two series: conversations + visitors) ---- */
.admin-chart { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px 22px 14px;
    box-shadow: var(--shadow); margin-bottom: 26px; }
.ac-head { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.ac-head .admin-h2 { margin: 0 0 6px; font-size: 1.15rem; }
.ac-legend { display: flex; gap: 16px; font-size: .82rem; color: var(--muted); }
.ac-key i { display: inline-block; width: 11px; height: 11px; border-radius: 3px; margin-right: 5px; vertical-align: middle; }
.ac-key .k-conv { background: var(--navy); }
.ac-key .k-vis { background: var(--gold); }

.ac-bars { display: flex; align-items: stretch; gap: 6px; height: 200px; margin-top: 14px; }
.ac-col { flex: 1; display: flex; flex-direction: column; min-width: 0; border-radius: 6px; padding-top: 4px; }
.ac-col-today { background: #fff7e6; }
.ac-barwrap { flex: 1; display: flex; flex-direction: row; justify-content: center; align-items: flex-end; gap: 3px; }
.ac-bar { width: 30%; min-width: 5px; border-radius: 4px 4px 0 0; transition: height .3s; }
.ac-bar-conv { background: var(--navy); }
.ac-bar-vis { background: linear-gradient(180deg, var(--gold2), var(--gold)); }
.ac-lbl { text-align: center; font-size: .68rem; color: var(--muted); margin-top: 6px; white-space: nowrap; }
.ac-col-today .ac-lbl { color: var(--gold); font-weight: 600; }

@media (max-width: 640px) {
    .ac-lbl { font-size: .56rem; }
    .ac-bars { gap: 3px; }
}
.admin-empty { color: var(--muted); }
.admin-table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: var(--shadow); }
.admin-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.admin-table th { text-align: left; background: var(--navy); color: #fff; padding: 11px 14px; font-weight: 500; white-space: nowrap; }
.admin-table td { padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table tr:hover td { background: #f7f9fd; }
.at-title { max-width: 380px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-view { color: var(--gold); text-decoration: none; font-weight: 600; white-space: nowrap; }

.admin-bar { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
.admin-search { display: flex; gap: 8px; align-items: center; }
.admin-search input { padding: 9px 13px; border: 1px solid var(--line); border-radius: 8px; font-family: inherit; font-size: .88rem; min-width: 220px; }
.admin-search input:focus { outline: 2px solid var(--gold); }
.admin-search select { padding: 9px 10px; border: 1px solid var(--line); border-radius: 8px; font-family: inherit; font-size: .85rem; background: #fff; }
.admin-search button { background: var(--navy); color: #fff; border: 0; border-radius: 8px; padding: 9px 16px; font-family: inherit; cursor: pointer; font-size: .85rem; }
.admin-clear { color: var(--muted); font-size: .82rem; text-decoration: none; }

.admin-count { font-size: .82rem; color: var(--muted); margin-bottom: 10px; }
.admin-pager { display: flex; gap: 6px; justify-content: center; align-items: center; margin-top: 18px; flex-wrap: wrap; }
.admin-pager a, .admin-pager span { min-width: 34px; text-align: center; padding: 8px 11px; border-radius: 8px; font-size: .85rem;
    text-decoration: none; border: 1px solid var(--line); color: var(--ink); background: #fff; }
.admin-pager a:hover { border-color: var(--gold); }
.admin-pager .cur { background: var(--navy); color: #fff; border-color: var(--navy); font-weight: 600; }
.admin-pager .disabled { color: #b7c0d2; background: #f5f7fc; }
.admin-pager .dots { border: 0; background: none; min-width: 16px; padding: 8px 2px; }

.admin-table td a { color: var(--navy); text-decoration: none; }
.admin-table td a:hover { color: var(--gold); }
.admin-actions { display: flex; gap: 8px; align-items: center; white-space: nowrap; }
.admin-actions form { margin: 0; }
.admin-del-sm { background: none; border: 0; cursor: pointer; font-size: .95rem; opacity: .6; }
.admin-del-sm:hover { opacity: 1; }

.src-badge { font-size: .64rem; font-weight: 700; letter-spacing: .5px; padding: 2px 7px; border-radius: 10px; }
.src-chat { background: #e6eefc; color: #244a8a; }
.src-gpt  { background: #eafbe6; color: #1e7a2e; }

.at-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.admin-del { background: #fdecec; color: #932222; border: 1px solid #f2b8b8; border-radius: 8px; padding: 8px 14px; font-family: inherit; cursor: pointer; font-size: .82rem; }
.admin-del:hover { background: #f8dada; }

.admin-back { display: inline-block; margin-bottom: 16px; color: var(--muted); text-decoration: none; }
.admin-transcript { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 24px; box-shadow: var(--shadow); }
.admin-transcript h2 { color: var(--navy); margin: 0 0 6px; }
.at-meta { font-size: .8rem; color: var(--muted); margin-bottom: 20px; }
.at-msg { margin-bottom: 16px; padding: 12px 16px; border-radius: 12px; max-width: 82%; }
.at-user { background: var(--navy); color: #eef2fb; margin-left: auto; }
.at-bot { background: #f5f7fc; border: 1px solid var(--line); }
.at-role { font-size: .72rem; font-weight: 600; opacity: .8; margin-bottom: 5px; }
.at-text { font-size: .9rem; line-height: 1.55; }

/* ---- Legal / privacy ---- */
.legal-body { background: var(--bg); }
.legal-wrap { max-width: 800px; margin: 0 auto; padding: 34px 22px 60px; }
.legal-wrap h1 { color: var(--navy); font-size: 2rem; margin: 0 0 4px; }
.legal-updated { color: var(--muted); font-size: .85rem; margin: 0 0 24px; }
.legal-wrap h2 { color: var(--navy); font-size: 1.2rem; margin: 26px 0 8px; }
.legal-wrap p { margin: 0 0 12px; line-height: 1.65; }
.legal-wrap ul { margin: 0 0 14px; padding-left: 22px; }
.legal-wrap li { margin-bottom: 7px; line-height: 1.6; }
.legal-wrap a { color: var(--gold); }
.legal-foot { margin-top: 34px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }