/* Biocaro Case Tracker — style.css */
:root {
    --bg: #F7F5F1;
    --panel: #FFFFFF;
    --ink: #1E2422;
    --muted: #6B7570;
    --line: #E4E0D8;
    --accent: #2B6E5E;
    --accent-dark: #1D4E42;
    --accent-soft: #E4EFEC;
    --warn: #B4472B;
    --warn-soft: #FBEAE4;
    --gold: #B8862E;
    --gold-soft: #FAF1DE;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink); }
body { font-size: 15px; line-height: 1.45; }
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 20px; background: var(--accent-dark); color: #fff;
    position: sticky; top: 0; z-index: 10;
}
.topbar .brand { font-weight: 700; letter-spacing: 0.02em; font-size: 17px; display:flex; align-items:center; gap:8px;}
.topbar .brand .capsule-mark { width:16px; height:9px; border-radius:5px; background:linear-gradient(90deg,#fff 50%, var(--gold) 50%); display:inline-block; border:1px solid rgba(255,255,255,.6);}
.topbar-left { display: flex; align-items: center; gap: 16px; }
.topbar a.home-link {
    color: #fff; opacity: 0.85; font-size: 14px; padding: 4px 10px 4px 0;
    border-right: 1px solid rgba(255,255,255,0.25); padding-right: 14px;
}
.topbar a.home-link:hover { opacity: 1; text-decoration: none; }
.topbar a.back { color: #fff; opacity: 0.85; font-size: 14px; }
.topbar .who { font-size: 13px; opacity: 0.85; }
.topbar .who a { color: #fff; text-decoration: underline; }

.wrap { max-width: 980px; margin: 0 auto; padding: 20px 16px 80px; }

.page-head { display:flex; align-items:baseline; justify-content:space-between; flex-wrap:wrap; gap:10px; margin-bottom:16px; }
.page-head h1 { font-size: 21px; margin: 0; letter-spacing: -0.01em; }
.btn {
    display: inline-block; background: var(--accent); color: #fff; border: none;
    padding: 9px 16px; border-radius: 8px; font-size: 14px; font-weight: 600;
    cursor: pointer;
}
.btn:hover { background: var(--accent-dark); text-decoration:none; }
.btn.secondary { background: transparent; color: var(--accent-dark); border: 1px solid var(--line); }
.btn.secondary:hover { background: var(--accent-soft); }

.case-list { display: flex; flex-direction: column; gap: 10px; }
.waiting-banner {
    background: var(--gold-soft); color: var(--gold); border: 1px solid #EEDDB0;
    padding: 9px 14px; border-radius: 9px; font-size: 13.5px; font-weight: 600; margin-bottom: 12px;
}
.reply-dot {
    display: inline-block; width: 7px; height: 7px; border-radius: 50%;
    background: var(--warn); margin-right: 6px; vertical-align: middle;
}
.case-card.needs-reply { border-left: 3px solid var(--gold); }
.unread-badge {
    display: inline-block; background: var(--warn); color: #fff; font-size: 10px; font-weight: 700;
    letter-spacing: 0.04em; padding: 2px 7px; border-radius: 999px; margin-left: 6px; vertical-align: middle;
}
.case-card {
    background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
    padding: 14px 16px; display: flex; align-items: center; justify-content: space-between;
    gap: 12px; flex-wrap: wrap;
}
.case-card:hover { border-color: var(--accent); text-decoration: none; }
.case-main { flex: 1; min-width: 200px; }
.case-sku { font-family: "SF Mono", Menlo, Consolas, monospace; font-size: 12px; color: var(--muted); letter-spacing: 0.03em; }
.case-name { font-size: 16px; font-weight: 600; color: var(--ink); margin-top: 2px; }
.case-meta { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.case-right { display: flex; align-items: center; gap: 14px; }

.badge { display:inline-block; padding: 4px 11px; border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap; }
.badge.quoting { background: #EDEBE3; color: #5C5748; }
.badge.formulation { background: var(--gold-soft); color: var(--gold); }
.badge.sampling { background: #E4EAF5; color: #38538C; }
.badge.price_locked { background: var(--accent-soft); color: var(--accent-dark); }
.badge.in_production { background: var(--accent-dark); color: #fff; }
.badge.shelved { background: #EEE; color: #888; }
.badge.cancelled { background: var(--warn-soft); color: var(--warn); }

.price-delta { font-size: 13px; font-weight: 700; }
.price-delta.ok { color: var(--accent-dark); }
.price-delta.warn { color: var(--warn); }

/* Case detail */
.case-grid { display: grid; grid-template-columns: 300px 1fr; gap: 18px; align-items: start; }
@media (max-width: 760px) { .case-grid { grid-template-columns: 1fr; } }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.panel h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 0 0 12px; }
.field-row { margin-bottom: 12px; }
.field-row label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.field-hint { font-size: 11.5px; color: var(--muted); line-height: 1.35; margin-bottom: 6px; }
.field-row input, .field-row select, .field-row textarea {
    width: 100%; padding: 7px 9px; border: 1px solid var(--line); border-radius: 7px;
    font-size: 14px; font-family: inherit; background: #FCFBF9; color: var(--ink);
}
.field-row textarea { resize: vertical; min-height: 60px; }
.currency-wrap { position: relative; }
.currency-wrap .currency-prefix {
    position: absolute; left: 9px; top: 50%; transform: translateY(-50%);
    color: var(--muted); font-size: 14px; pointer-events: none;
}
.currency-wrap input.currency-input { padding-left: 22px; }
.field-save {
    display: inline-block; background: var(--accent); color: #fff; border: none;
    font-size: 13px; font-weight: 600; cursor: pointer; padding: 7px 16px;
    border-radius: 8px; margin-top: 2px;
}
.field-save:hover { background: var(--accent-dark); }
.field-save:active { background: var(--accent-dark); transform: translateY(1px); }

.history-toggle { font-size: 12px; color: var(--muted); cursor: pointer; margin-top: 6px; display:inline-block;}
.history-list { margin-top: 8px; font-size: 12.5px; color: var(--muted); display: none; border-top: 1px solid var(--line); padding-top: 8px; }
.history-list.open { display: block; }
.history-item { margin-bottom: 6px; }

/* Chat thread */
.thread-panel { display: flex; flex-direction: column; height: 72vh; min-height: 420px; }
.thread-scroll { flex: 1; overflow-y: auto; padding: 4px 4px 4px 0; }
.msg { max-width: 78%; margin-bottom: 10px; clear: both; }
.msg.mine { margin-left: auto; }
.msg .bubble { background: var(--panel); border: 1px solid var(--line); border-radius: 14px 14px 14px 4px; padding: 9px 13px; }
.msg.mine .bubble { background: var(--accent-soft); border-color: #CFE3DC; border-radius: 14px 14px 4px 14px; }
.msg .sender { font-size: 11.5px; font-weight: 700; color: var(--accent-dark); margin-bottom: 2px; }
.msg.mine .sender { text-align: right; }
.msg .body { font-size: 14.5px; white-space: pre-wrap; word-break: break-word; }
.msg .time { font-size: 10.5px; color: var(--muted); margin-top: 3px; }
.msg.mine .time { text-align: right; }
.msg img.attach { max-width: 220px; border-radius: 8px; margin-top: 6px; display: block; cursor: pointer; }

.edited-tag { color: var(--muted); font-style: italic; margin-left: 3px; }
.deleted-body { color: var(--muted); font-style: italic; font-size: 13.5px; }

.msg-actions { display: flex; gap: 10px; margin-top: 4px; }
.msg.mine .msg-actions { justify-content: flex-end; }
.msg-action {
    background: none; border: none; padding: 0; font-size: 11px; color: var(--muted);
    text-decoration: underline; cursor: pointer;
}
.msg-action:hover { color: var(--accent-dark); }

.edit-textarea {
    width: 100%; min-height: 60px; font-family: inherit; font-size: 14.5px;
    padding: 6px 8px; border: 1px solid var(--line); border-radius: 8px; resize: vertical;
    background: #fff; color: var(--ink);
}
.edit-controls { display: flex; gap: 8px; margin-top: 6px; }
.edit-controls .btn.edit-save { padding: 5px 14px; font-size: 12.5px; }
.edit-controls .edit-cancel { padding: 5px 14px; font-size: 12.5px; color: #fff; border-radius: 8px; }

.composer { display: flex; gap: 8px; margin-top: 10px; align-items: flex-end; }
.composer textarea {
    flex: 1; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px;
    font-size: 14.5px; font-family: inherit; resize: none; min-height: 58px; max-height: 120px;
}
.composer .btn { padding: 10px 16px; }
.composer label.attach-btn {
    display:flex; align-items:center; justify-content:center; width:42px; height:42px;
    border-radius: 10px; border: 1px solid var(--line); cursor: pointer; color: var(--muted); font-size: 18px;
    background: var(--panel);
}
.composer label.attach-btn:hover { background: var(--accent-soft); }

.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 32px 28px; width: 100%; max-width: 360px; }
.login-card h1 { font-size: 19px; margin: 0 0 4px; }
.login-card p.sub { color: var(--muted); font-size: 13px; margin: 0 0 20px; }
.login-card input { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; margin-bottom: 12px; font-size: 14px; }
.login-card .btn { width: 100%; padding: 11px; }
.error { color: var(--warn); font-size: 13px; margin-bottom: 12px; }

.empty-state { text-align: center; padding: 60px 20px; color: var(--muted); }
.empty-state .btn { margin-top: 14px; }

.modal-overlay { position: fixed; inset: 0; background: rgba(20,20,18,0.85); display:none; align-items:center; justify-content:center; z-index: 50; }
.modal-overlay.open { display: flex; }
.modal-overlay img { max-width: 92vw; max-height: 92vh; border-radius: 6px; }

.oem-history { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.oem-history h3 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); margin: 0 0 8px; font-weight: 700; }
.oem-history h3 .oem-sub { text-transform: none; letter-spacing: 0; font-weight: 400; }
.oem-table-wrap { overflow-x: auto; }
.oem-table { width: 100%; border-collapse: collapse; font-size: 12px; white-space: nowrap; }
.oem-table th {
    text-align: left; padding: 6px 10px; background: var(--accent-soft); color: var(--accent-dark);
    font-weight: 600; border-bottom: 1px solid var(--line); position: sticky; top: 0;
}
.oem-table td { padding: 6px 10px; border-bottom: 1px solid var(--line); color: var(--ink); }
.oem-table tr:last-child td { border-bottom: none; }
.oem-table tr:hover td { background: #FBFAF7; }