/* =====================================================================
   CrediWhatsApp v3 — refined editorial dashboard aesthetic
   Typography: Fraunces (serif display) + Plus Jakarta Sans (sans body)
              + JetBrains Mono (numbers)
   ===================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Plus+Jakarta+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    /* Surfaces */
    --bg:           #FAF8F5;
    --surface:      #FFFFFF;
    --surface-2:    #F4F0E8;
    --border:       #E8E2D8;
    --border-soft:  #F0EBE0;

    /* Text */
    --text:         #1A1F1E;
    --text-2:       #4A524E;
    --muted:        #7C817B;
    --muted-2:      #A5A8A2;

    /* Sidebar */
    --sidebar-bg:       #0F1A1B;
    --sidebar-bg-2:     #142425;
    --sidebar-text:     #B8BCB8;
    --sidebar-text-2:   #7E847E;
    --sidebar-hover:    rgba(255,255,255,0.04);
    --sidebar-active:   rgba(200,152,58,0.12);
    --sidebar-active-text: #E8C681;

    /* Brand */
    --primary:      #0B4E4C;
    --primary-h:    #0F6360;
    --primary-soft: #E1EAE7;
    --accent:       #C8983A;
    --accent-h:     #B8841E;
    --accent-soft:  #F5EBD3;

    /* Status */
    --success:      #2D7A53;
    --success-soft: #E0F0E5;
    --warning:      #B8841E;
    --warning-soft: #F8EFD8;
    --danger:       #9C3838;
    --danger-soft:  #F8E0E0;
    --info:         #3A6E8F;
    --info-soft:    #E0EBF2;

    /* Chart palette */
    --c1: #0B4E4C;
    --c2: #C8983A;
    --c3: #6A8A82;
    --c4: #B8841E;
    --c5: #9C3838;
    --c6: #3A6E8F;

    /* Spacing & radii */
    --radius:    8px;
    --radius-lg: 12px;
    --radius-sm: 5px;

    /* Fonts */
    --font-display: 'Fraunces', 'Times New Roman', serif;
    --font-sans:    'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono:    'JetBrains Mono', 'Consolas', monospace;
}

* { box-sizing: border-box; }
html, body {
    margin: 0; padding: 0;
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-h); }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--text);
    margin: 0;
}
h1 { font-size: 1.95rem; font-weight: 500; letter-spacing: -0.02em; }
h2 { font-size: 1.3rem; }
h3 { font-size: 1.05rem; font-weight: 600; }

code {
    font-family: var(--font-mono);
    background: var(--surface-2);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: .88em;
}
pre {
    background: #1A1F1E;
    color: #E8E2D8;
    padding: 1rem;
    border-radius: var(--radius);
    overflow: auto;
    font-family: var(--font-mono);
    font-size: .85rem;
    line-height: 1.55;
}

.muted   { color: var(--muted); }
.muted-2 { color: var(--muted-2); }
.mono    { font-family: var(--font-mono); }
.serif   { font-family: var(--font-display); }
.small   { font-size: .82rem; }

/* =====================================================================
   LOGIN PAGE
   ===================================================================== */
.login-bg {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(ellipse at top, rgba(11,78,76,0.08), transparent 60%),
        radial-gradient(ellipse at bottom right, rgba(200,152,58,0.06), transparent 60%),
        var(--bg);
    position: relative;
    overflow: hidden;
}
.login-bg::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(26,31,30,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26,31,30,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}
.login-card {
    position: relative;
    background: var(--surface);
    padding: 2.5rem 2.5rem 2rem;
    border-radius: var(--radius-lg);
    width: 380px;
    border: 1px solid var(--border);
    box-shadow:
        0 1px 2px rgba(26,31,30,0.04),
        0 12px 40px rgba(26,31,30,0.06);
}
.login-card h1 {
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--text);
    margin-bottom: 0.15rem;
}
.login-card h1 em {
    font-style: italic;
    color: var(--primary);
    font-weight: 400;
}
.login-card .login-sub {
    color: var(--muted);
    font-size: .9rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-soft);
    padding-bottom: 1.25rem;
}
.login-card form label {
    display: block;
    margin: .85rem 0 .25rem;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    color: var(--text-2);
    font-weight: 600;
}
.login-card input {
    width: 100%;
    padding: .65rem .85rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: .95rem;
    background: var(--bg);
    font-family: var(--font-sans);
    transition: border-color .15s, background .15s;
}
.login-card input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--surface);
}
.login-card .btn {
    width: 100%;
    margin-top: 1.25rem;
}

/* =====================================================================
   APP LAYOUT (sidebar + main)
   ===================================================================== */
.app-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}
@media (max-width: 900px) {
    .app-shell { grid-template-columns: 64px 1fr; }
    .sidebar .nav-label,
    .sidebar .sidebar-section-title,
    .sidebar .brand-text,
    .sidebar .nav-sub { display: none; }
    .sidebar .brand { justify-content: center; }
    .sidebar .nav a { justify-content: center; padding: .7rem; }
}

.sidebar {
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    padding: 1.25rem 0;
    border-right: 1px solid #0a1213;
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
}
.sidebar .brand {
    display: flex;
    align-items: center;
    gap: .65rem;
    padding: 0 1.25rem 1.25rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    margin-bottom: 1rem;
}
.sidebar .brand-logo {
    width: 32px; height: 32px;
    background: linear-gradient(135deg, var(--accent), #8a6017);
    border-radius: 7px;
    display: flex; align-items: center; justify-content: center;
    color: #0F1A1B; font-family: var(--font-display);
    font-weight: 700; font-size: 1.1rem;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}
.sidebar .brand-text {
    font-family: var(--font-display);
    font-size: 1.05rem;
    color: #F2EEE6;
    font-weight: 500;
    line-height: 1.1;
}
.sidebar .brand-text small {
    display: block;
    color: var(--sidebar-text-2);
    font-size: .65rem;
    text-transform: uppercase;
    letter-spacing: .15em;
    font-family: var(--font-sans);
    margin-top: 2px;
    font-weight: 600;
}

.sidebar-section-title {
    color: var(--sidebar-text-2);
    font-size: .68rem;
    text-transform: uppercase;
    letter-spacing: .14em;
    font-weight: 700;
    padding: 1rem 1.25rem .35rem;
}

.sidebar .nav {
    list-style: none; padding: 0; margin: 0;
    flex: 1;
}
.sidebar .nav a {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .55rem 1.25rem;
    color: var(--sidebar-text);
    font-size: .89rem;
    border-left: 2px solid transparent;
    transition: background .15s, color .15s, border-color .15s;
}
.sidebar .nav a:hover {
    background: var(--sidebar-hover);
    color: #F2EEE6;
}
.sidebar .nav a.active {
    background: var(--sidebar-active);
    color: var(--sidebar-active-text);
    border-left-color: var(--accent);
    font-weight: 600;
}
.sidebar .nav-icon {
    width: 18px; height: 18px;
    flex-shrink: 0;
    opacity: .8;
}
.sidebar .nav a.active .nav-icon { opacity: 1; }

.sidebar .user-card {
    margin: 1rem 1.25rem 0;
    padding: .85rem;
    background: var(--sidebar-bg-2);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.04);
}
.sidebar .user-card .name {
    color: #F2EEE6;
    font-size: .88rem;
    font-weight: 600;
    line-height: 1.15;
}
.sidebar .user-card .role {
    color: var(--accent);
    font-size: .7rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 700;
    margin-top: 2px;
}
.sidebar .user-card .logout {
    display: block;
    margin-top: .65rem;
    text-align: center;
    padding: .35rem .5rem;
    background: rgba(255,255,255,0.04);
    border-radius: var(--radius-sm);
    color: var(--sidebar-text);
    font-size: .8rem;
    font-weight: 500;
}
.sidebar .user-card .logout:hover {
    background: rgba(255,255,255,0.08);
    color: #F2EEE6;
}

.main {
    overflow-x: hidden;
    background: var(--bg);
}
.main-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 1.1rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.main-header .page-title {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 500;
    letter-spacing: -0.015em;
}
.main-header .page-title em {
    font-style: italic;
    color: var(--primary);
    font-weight: 400;
}
.main-header .breadcrumb {
    color: var(--muted);
    font-size: .82rem;
    margin-top: 2px;
}
.main-content {
    padding: 1.75rem 2rem;
    max-width: 1400px;
}

.page-actions { display: flex; gap: .5rem; align-items: center; }

/* =====================================================================
   BUTTONS
   ===================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: .88rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    font-family: var(--font-sans);
    transition: background .15s, border-color .15s, color .15s, transform .05s;
    line-height: 1.3;
    white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn.primary {
    background: var(--primary);
    color: #FAF8F5;
}
.btn.primary:hover { background: var(--primary-h); color: #FFF; }
.btn.accent {
    background: var(--accent);
    color: #1A1F1E;
}
.btn.accent:hover { background: var(--accent-h); color: #FFF; }
.btn.ghost {
    background: transparent;
    color: var(--text-2);
    border-color: var(--border);
}
.btn.ghost:hover { background: var(--surface-2); color: var(--text); }
.btn.danger {
    background: var(--danger);
    color: #FFF;
}
.btn.danger:hover { background: #832E2E; }
.btn.danger-ghost {
    background: transparent;
    color: var(--danger);
    border-color: var(--danger-soft);
}
.btn.danger-ghost:hover { background: var(--danger-soft); }
.btn.small { padding: .35rem .65rem; font-size: .78rem; }
.btn.large { padding: .75rem 1.4rem; font-size: 1rem; }

/* =====================================================================
   CARDS
   ===================================================================== */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.4rem;
    margin-bottom: 1.25rem;
}
.card.flush { padding: 0; overflow: hidden; }
.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.card-head h2 { margin: 0; }
.card-head .desc { color: var(--muted); font-size: .85rem; margin-top: 2px; }
.card-padded { padding: 1.25rem 1.4rem; }

/* =====================================================================
   ALERTS
   ===================================================================== */
.alert {
    padding: .8rem 1.1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: .92rem;
    border-left: 3px solid;
}
.alert.error   { background: var(--danger-soft);  border-color: var(--danger);  color: #6B2222; }
.alert.ok      { background: var(--success-soft); border-color: var(--success); color: #1F5638; }
.alert.warning { background: var(--warning-soft); border-color: var(--warning); color: #6B4E11; }
.alert.info    { background: var(--info-soft);    border-color: var(--info);    color: #244E66; }

/* =====================================================================
   FORMS
   ===================================================================== */
form label {
    display: block;
    margin: .8rem 0 .3rem;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--text-2);
    font-weight: 600;
}
form label.inline {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    text-transform: none;
    letter-spacing: normal;
    font-size: .9rem;
    font-weight: 500;
    color: var(--text);
    margin: .4rem 0;
}
form input[type=text],
form input[type=email],
form input[type=password],
form input[type=number],
form input[type=file],
form input[type=date],
form input[type=url],
form select, form textarea {
    width: 100%;
    padding: .55rem .8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: .92rem;
    font-family: var(--font-sans);
    background: var(--surface);
    color: var(--text);
    transition: border-color .15s, box-shadow .15s;
}
form input:focus, form select:focus, form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(11,78,76,0.08);
}
form textarea { resize: vertical; font-family: var(--font-sans); }
form .field-help {
    color: var(--muted);
    font-size: .8rem;
    margin-top: .3rem;
    line-height: 1.4;
}

/* =====================================================================
   TABLES
   ===================================================================== */
.data {
    width: 100%;
    border-collapse: collapse;
    font-size: .88rem;
}
.data th, .data td {
    text-align: left;
    padding: .65rem .9rem;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: middle;
}
.data th {
    background: var(--surface-2);
    font-weight: 700;
    text-transform: uppercase;
    font-size: .68rem;
    color: var(--text-2);
    letter-spacing: .08em;
    border-bottom: 1px solid var(--border);
}
.data tr:hover td { background: var(--surface-2); }
.data tr.row-inactive td { color: var(--muted); }
.data td.num { font-family: var(--font-mono); text-align: right; font-size: .85rem; }
.data td.err { color: var(--danger); font-size: .78rem; max-width: 260px; word-wrap: break-word; }
.data .actions { display: flex; gap: .35rem; }

/* =====================================================================
   STATUS BADGES
   ===================================================================== */
.status {
    display: inline-block;
    padding: 2px 9px;
    border-radius: 100px;
    font-size: .68rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: .07em;
    font-family: var(--font-sans);
}
.status-pending    { background: var(--warning-soft); color: var(--warning); }
.status-processing { background: var(--info-soft);    color: var(--info); }
.status-completed  { background: var(--success-soft); color: var(--success); }
.status-sent       { background: var(--info-soft);    color: var(--info); }
.status-delivered  { background: #DAEEDB; color: #2D6E45; }
.status-read       { background: var(--success-soft); color: var(--success); }
.status-failed     { background: var(--danger-soft);  color: var(--danger); }
.status-answered   { background: var(--success-soft); color: var(--success); }
.status-closed     { background: #E0E2DE; color: #595D55; }
.status-active     { background: var(--success-soft); color: var(--success); }
.status-inactive   { background: #E0E2DE; color: #595D55; }
.status-admin      { background: var(--accent-soft); color: var(--accent-h); }
.status-supervisor { background: var(--info-soft); color: var(--info); }
.status-gestor     { background: var(--primary-soft); color: var(--primary); }

/* =====================================================================
   KPI CARDS
   ===================================================================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.kpi {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.25rem;
    position: relative;
    overflow: hidden;
}
.kpi::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--primary);
    opacity: .65;
}
.kpi.accent::before  { background: var(--accent); }
.kpi.success::before { background: var(--success); }
.kpi.warn::before    { background: var(--warning); }
.kpi.danger::before  { background: var(--danger); }

.kpi .kpi-label {
    color: var(--muted);
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-weight: 600;
    margin-bottom: .5rem;
}
.kpi .kpi-value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text);
    line-height: 1;
}
.kpi .kpi-value .unit {
    font-size: 1rem;
    color: var(--muted);
    font-weight: 400;
    margin-left: .2rem;
}
.kpi .kpi-trend {
    margin-top: .55rem;
    font-size: .78rem;
    color: var(--muted);
    font-family: var(--font-mono);
}
.kpi .kpi-trend.up   { color: var(--success); }
.kpi .kpi-trend.down { color: var(--danger); }
.kpi .kpi-sub {
    margin-top: .55rem;
    font-size: .78rem;
    color: var(--muted);
}

/* =====================================================================
   GRID HELPERS
   ===================================================================== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.grid-3 { display: grid; grid-template-columns: 2fr 1fr; gap: 1.25rem; }
@media (max-width: 1050px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* =====================================================================
   FILTERS BAR
   ===================================================================== */
.filters-bar {
    display: flex;
    gap: .65rem;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 1.25rem;
    padding: .85rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.filters-bar label {
    margin: 0; padding: 0;
    text-transform: none;
    letter-spacing: 0;
    font-size: .82rem;
    color: var(--muted);
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: .4rem;
}
.filters-bar select,
.filters-bar input {
    padding: .35rem .6rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    font-size: .85rem;
    font-family: var(--font-sans);
    color: var(--text);
}
.filters-bar .pill-toggle {
    display: inline-flex;
    background: var(--surface-2);
    border-radius: 100px;
    padding: 2px;
}
.filters-bar .pill-toggle a {
    padding: .3rem .8rem;
    font-size: .8rem;
    font-weight: 600;
    color: var(--muted);
    border-radius: 100px;
}
.filters-bar .pill-toggle a.active {
    background: var(--surface);
    color: var(--primary);
    box-shadow: 0 1px 2px rgba(0,0,0,.05);
}

/* =====================================================================
   CHART CONTAINERS
   ===================================================================== */
.chart-wrap {
    position: relative;
    width: 100%;
    height: 280px;
}
.chart-wrap.tall { height: 360px; }

/* =====================================================================
   INBOX
   ===================================================================== */
.inbox-layout {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: calc(100vh - 160px);
}
.inbox-list {
    background: var(--surface-2);
    border-right: 1px solid var(--border);
    overflow-y: auto;
}
.inbox-list .filter-row {
    padding: .85rem;
    border-bottom: 1px solid var(--border);
    background: var(--surface);
}
.inbox-list .filter-row select,
.inbox-list .filter-row input {
    width: 100%;
    padding: .35rem .55rem;
    font-size: .82rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    background: var(--bg);
}
ul.conv-list { list-style: none; padding: 0; margin: 0; }
.conv-list li { border-bottom: 1px solid var(--border-soft); }
.conv-list a {
    display: block;
    padding: .85rem 1rem;
    text-decoration: none;
    color: inherit;
    transition: background .12s;
}
.conv-list a:hover { background: rgba(11,78,76,0.03); }
.conv-list a.active { background: var(--surface); border-left: 3px solid var(--primary); padding-left: calc(1rem - 3px); }
.conv-row1 { display: flex; gap: .5rem; align-items: center; margin-bottom: .2rem; }
.conv-row1 .name { font-weight: 600; font-size: .9rem; color: var(--text); }
.conv-row1 .phone { font-size: .78rem; color: var(--muted); font-family: var(--font-mono); }
.conv-row1 .unread-badge {
    margin-left: auto;
    background: var(--primary);
    color: #fff;
    border-radius: 100px;
    padding: 1px 7px;
    font-size: .7rem;
    font-weight: 700;
    font-family: var(--font-mono);
}
.conv-row2 { display: flex; gap: .5rem; justify-content: space-between; font-size: .82rem; }
.conv-row2 .preview { color: var(--text-2); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.conv-row2 .time { color: var(--muted); font-family: var(--font-mono); font-size: .76rem; }
.conv-row3 { margin-top: .25rem; font-size: .75rem; color: var(--muted); }

.inbox-empty {
    padding: 3rem 2rem;
    text-align: center;
    color: var(--muted);
}

/* =====================================================================
   CHAT
   ===================================================================== */
.chat-panel {
    display: flex;
    flex-direction: column;
    background: linear-gradient(to bottom, var(--bg), var(--surface-2));
    height: 100%;
}
.chat-header {
    background: var(--surface);
    padding: .9rem 1.25rem;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
}
.chat-header .name { font-weight: 600; font-size: 1rem; }
.chat-header .phone { color: var(--muted); font-family: var(--font-mono); font-size: .82rem; margin-left: .5rem; }
.chat-header .meta-info { color: var(--muted); font-size: .78rem; margin-top: 2px; }

.chat-thread {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: .35rem;
}
.bubble {
    max-width: 65%;
    padding: .55rem .75rem;
    border-radius: 12px;
    word-wrap: break-word;
    box-shadow: 0 1px 2px rgba(0,0,0,.04);
    border: 1px solid var(--border-soft);
}
.bubble.in {
    background: var(--surface);
    align-self: flex-start;
    border-top-left-radius: 3px;
}
.bubble.out {
    background: var(--primary-soft);
    align-self: flex-end;
    border-top-right-radius: 3px;
    border-color: #D0DED9;
}
.bubble .text { white-space: pre-wrap; font-size: .92rem; line-height: 1.4; }
.bubble .meta {
    font-size: .68rem;
    color: var(--muted);
    text-align: right;
    margin-top: .25rem;
    font-family: var(--font-mono);
}
.tick { display: inline-block; margin-left: 3px; }
.tick-read      { color: var(--info); }
.tick-delivered { color: var(--muted); }
.tick-sent      { color: var(--muted-2); }
.tick-failed    { color: var(--danger); }

.chat-input {
    display: flex;
    gap: .5rem;
    padding: .85rem;
    background: var(--surface);
    border-top: 1px solid var(--border);
}
.chat-input textarea { flex: 1; min-height: 38px; max-height: 120px; }
.chat-input button { align-self: flex-end; }

/* =====================================================================
   ADMIN PAGES
   ===================================================================== */
.admin-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
    overflow-x: auto;
}
.admin-tabs a {
    padding: .8rem 1.2rem;
    color: var(--muted);
    font-size: .9rem;
    font-weight: 600;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    white-space: nowrap;
}
.admin-tabs a:hover { color: var(--text-2); }
.admin-tabs a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.setting-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1.5rem;
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--border-soft);
}
.setting-row:last-child { border-bottom: none; }
.setting-row .setting-label {
    font-weight: 600;
    color: var(--text);
    margin-bottom: .2rem;
}
.setting-row .setting-desc {
    color: var(--muted);
    font-size: .82rem;
}
.setting-row code { font-size: .82rem; }
.setting-row .setting-value input,
.setting-row .setting-value select,
.setting-row .setting-value textarea {
    margin: 0;
}
@media (max-width: 800px) {
    .setting-row { grid-template-columns: 1fr; gap: .5rem; }
}

.secret-field { position: relative; }
.secret-field .toggle-reveal {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--muted);
    font-size: .78rem;
    padding: 4px 8px;
}
.secret-field .toggle-reveal:hover { color: var(--text); }

/* =====================================================================
   MODAL
   ===================================================================== */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 26, 27, 0.55);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}
.modal {
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: 1.5rem 1.75rem;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}
.modal h2 { margin-bottom: 1rem; }
.modal-actions {
    margin-top: 1.25rem;
    display: flex;
    gap: .5rem;
    justify-content: flex-end;
}

/* =====================================================================
   UTILITIES & ANIMATIONS
   ===================================================================== */
.flex-row { display: flex; gap: .5rem; align-items: center; }
.gap-1 { gap: .5rem; }
.gap-2 { gap: 1rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}
.main-content > * {
    animation: fadeIn .4s ease;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}
.pulse { animation: pulse 1.6s ease-in-out infinite; }