/* VortexStay WhatsApp AI dashboard. Brand: navy #13426D, teal #1EBDD0. */
:root {
  --vs-navy: #13426D;
  --vs-navy-dark: #0d2f4e;
  --vs-teal: #1EBDD0;
  --vs-bg: #f3f6f9;
  --bs-primary: #13426D;
  --bs-primary-rgb: 19, 66, 109;
  --bs-link-color: #13426D;
  --bs-link-color-rgb: 19, 66, 109;
  --bs-link-hover-color: #0d2f4e;
  --bs-font-sans-serif: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}
body { background: var(--vs-bg); color: #1d2433; }
.btn-primary { --bs-btn-bg: var(--vs-navy); --bs-btn-border-color: var(--vs-navy); --bs-btn-hover-bg: var(--vs-navy-dark); --bs-btn-hover-border-color: var(--vs-navy-dark); --bs-btn-active-bg: var(--vs-navy-dark); --bs-btn-disabled-bg: var(--vs-navy); --bs-btn-disabled-border-color: var(--vs-navy); }
.btn-outline-primary { --bs-btn-color: var(--vs-navy); --bs-btn-border-color: var(--vs-navy); --bs-btn-hover-bg: var(--vs-navy); --bs-btn-hover-border-color: var(--vs-navy); --bs-btn-active-bg: var(--vs-navy); }
.nav-pills { --bs-nav-pills-link-active-bg: var(--vs-navy); }
.progress-bar { background-color: var(--vs-teal); }
.form-control:focus, .form-select:focus { border-color: var(--vs-teal); box-shadow: 0 0 0 .2rem rgba(30, 189, 208, .25); }
.min-w-0 { min-width: 0; }

/* Layout */
.app { display: flex; min-height: 100vh; }
/* Bootstrap makes .offcanvas-lg transparent on large screens: the colour is forced here */
.sidebar { --bs-offcanvas-width: 260px; --bs-offcanvas-bg: var(--vs-navy); --bs-offcanvas-color: #fff; width: 250px; background-color: var(--vs-navy) !important; color: #fff; display: flex; flex-direction: column; }
@media (min-width: 992px) {
  .sidebar { position: sticky; top: 0; height: 100vh; flex-shrink: 0; visibility: visible !important; transform: none !important; }
}
.sidebar-brand { display: flex; align-items: center; gap: .6rem; padding: 1.1rem 1rem; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.sidebar-brand img { background: #fff; border-radius: 8px; padding: 2px; }
.brand-name { font-family: 'Montserrat', var(--bs-font-sans-serif); font-weight: 700; letter-spacing: .02em; }
.brand-sub { font-size: .75rem; color: var(--vs-teal); }
.brand-heading { font-family: 'Montserrat', var(--bs-font-sans-serif); color: var(--vs-navy); }
.sidebar-nav { padding: .6rem; flex: 1; overflow-y: auto; }
.sidebar-nav a { display: flex; align-items: center; gap: .65rem; color: rgba(255, 255, 255, .82); text-decoration: none; padding: .55rem .75rem; border-radius: 8px; font-size: .93rem; }
.sidebar-nav a:hover { background: rgba(255, 255, 255, .08); color: #fff; }
.sidebar-nav a.active { background: rgba(30, 189, 208, .2); color: #fff; box-shadow: inset 3px 0 0 var(--vs-teal); }
.sidebar-foot { padding: 1rem; border-top: 1px solid rgba(255, 255, 255, .12); }
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: .75rem; padding: .9rem 1.5rem; background: #fff; border-bottom: 1px solid #e3e8ef; position: sticky; top: 0; z-index: 10; }
.page-title { font-size: 1.15rem; margin: 0; font-weight: 600; }
.content { padding: 1.5rem; }
@media (max-width: 575.98px) { .content { padding: 1rem; } .topbar { padding: .75rem 1rem; } }
.card { border-color: #e3e8ef; border-radius: 12px; }
.card-header { background: #fff; font-weight: 600; border-bottom-color: #e3e8ef; }
.card-header:first-child { border-radius: 12px 12px 0 0; }

/* Stats */
.stat .stat-label { font-size: .8rem; color: #5b6578; text-transform: uppercase; letter-spacing: .04em; }
.stat .stat-value { font-size: 2rem; font-weight: 700; color: var(--vs-navy); line-height: 1.2; }
.stat .stat-hint { font-size: .8rem; color: #6b7487; }
a.stat:hover { border-color: var(--vs-teal); }
.avatar { width: 40px; height: 40px; border-radius: 50%; background: rgba(30, 189, 208, .18); color: var(--vs-navy); display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
.avatar-sm { width: 32px; height: 32px; font-size: .85rem; }

/* Chat */
.chat-card { display: flex; flex-direction: column; height: calc(100vh - 140px); min-height: 480px; }
.chat-thread { flex: 1; overflow-y: auto; padding: 1rem; background: #eef3f1 linear-gradient(180deg, #eef3f6, #f6f8fa); }
.msg-row { display: flex; margin-bottom: .6rem; }
.msg-row.out { justify-content: flex-end; }
.msg-bubble { max-width: min(78%, 560px); background: #fff; border-radius: 12px; padding: .5rem .75rem; box-shadow: 0 1px 1px rgba(0, 0, 0, .06); }
.msg-row.out .msg-bubble { background: #dff6f9; }
.msg-row.src-human .msg-bubble, .msg-row.src-business_app .msg-bubble { background: #e3ecf7; }
.msg-row.src-system .msg-bubble { background: #fff6dd; }
.msg-head { font-size: .72rem; color: #5b6578; margin-bottom: .15rem; }
.msg-source { font-weight: 600; }
.msg-text { white-space: pre-wrap; word-wrap: break-word; font-size: .93rem; }
.msg-meta { font-size: .7rem; color: #7a8395; text-align: right; display: flex; gap: .35rem; justify-content: flex-end; align-items: center; }
.msg-error { color: #b42318; margin-top: .25rem; }
.msg-rate { display: flex; align-items: center; gap: .3rem; margin-top: .35rem; }
.msg-rate .btn { padding: 0 .4rem; font-size: .8rem; }
.note { border-left: 3px solid var(--vs-teal); padding: .25rem .6rem; margin-top: .6rem; background: #f8fafc; border-radius: 0 6px 6px 0; }
.template-preview, .draft-text { background: #f8fafc; border: 1px solid #e3e8ef; border-radius: 8px; padding: .5rem; white-space: pre-wrap; }
.log-tail { font-size: .72rem; max-height: 360px; overflow: auto; background: #0f172a; color: #e2e8f0; padding: .75rem; border-radius: 8px; }
.prompt-box { white-space: pre-wrap; font-size: .8rem; max-height: 70vh; overflow: auto; background: #f8fafc; border: 1px solid #e3e8ef; border-radius: 8px; padding: 1rem; }
.kb-content { white-space: pre-wrap; }

/* Login */
.auth-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 16px; background: linear-gradient(135deg, var(--vs-navy), #0f5a84 60%, var(--vs-teal)); }
.auth-card { width: 100%; max-width: 400px; border: 0; }