/* frontend/src/styles.css
 * Tema moderno para el panel callcenter.gestiora.cl.
 * Variables CSS, layout app shell (sidebar + topbar + content), dark mode
 * opt-in (clase .dark en body), tabla con filtros, modales.
 * Sin frameworks. Inspirado en Slack/Linear/Notion con paleta sobria.
 */

:root {
    /* Paleta clara */
    --bg:           #f4f5f7;
    --bg-elevated: #ffffff;
    --bg-muted:    #eef0f3;
    --bg-hover:    #f1f4f9;
    --bg-active:   #e6ecf5;
    --fg:          #1a1f2c;
    --fg-muted:    #5e6680;
    --fg-soft:     #8a93ad;
    --border:      #d9dde6;
    --border-soft: #e7eaf0;

    --accent:      #2256d1;     /* azul Gestiora */
    --accent-hover:#1d49b3;
    --accent-soft: #e8eefb;
    --accent-fg:   #ffffff;

    --success:     #14866d;
    --success-bg:  #e3f5ef;
    --warning:     #b07300;
    --warning-bg:  #fff5e0;
    --danger:      #c0392b;
    --danger-bg:   #fdecea;
    --info:        #1e72c6;
    --info-bg:     #e8f1fb;

    --radius:      6px;
    --radius-lg:   10px;
    --shadow-sm:   0 1px 2px rgba(10, 20, 40, 0.06);
    --shadow-md:   0 4px 12px rgba(10, 20, 40, 0.08);
    --shadow-lg:   0 12px 28px rgba(10, 20, 40, 0.14);

    --sidebar-w:   240px;
    --topbar-h:    52px;

    --font-sans:   "Inter", "Segoe UI", Roboto, Helvetica, Arial, system-ui, sans-serif;
    --font-mono:   "JetBrains Mono", Consolas, Menlo, monospace;
}

body.dark {
    --bg:           #0e1219;
    --bg-elevated: #161b25;
    --bg-muted:    #1b2230;
    --bg-hover:    #1e2533;
    --bg-active:   #243049;
    --fg:          #e8ecf3;
    --fg-muted:    #98a0b7;
    --fg-soft:     #6c7691;
    --border:      #2a3242;
    --border-soft: #232b3a;

    --accent:      #5b87ef;
    --accent-hover:#7099f3;
    --accent-soft: #1a2542;
    --accent-fg:   #ffffff;

    --success-bg:  #103530;
    --warning-bg:  #3b2c0c;
    --danger-bg:   #3c1a17;
    --info-bg:     #15273e;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.4);
    --shadow-md: 0 6px 18px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

code, pre { font-family: var(--font-mono); font-size: 0.92em; }
code { background: var(--bg-muted); padding: 1px 6px; border-radius: 3px; }

/* ============== LOGIN ============== */

.login-wrap {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background:
        radial-gradient(ellipse at top, rgba(34,86,209,0.10), transparent 60%),
        radial-gradient(ellipse at bottom right, rgba(34,86,209,0.07), transparent 50%),
        var(--bg);
    padding: 24px;
}
.login-card {
    width: 100%; max-width: 400px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 32px 28px;
}
.login-card .brand {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 24px;
}
.login-card .brand .logo {
    width: 36px; height: 36px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: var(--accent-fg);
    display: grid; place-items: center;
    font-weight: 700; font-size: 16px;
}
.login-card .brand .name {
    font-weight: 600; font-size: 1.15em;
}
.login-card h1 {
    font-size: 1.4em; font-weight: 600;
    margin: 0 0 4px;
}
.login-card .subtitle {
    color: var(--fg-muted); margin: 0 0 20px;
    font-size: 0.92em;
}

/* ============== APP SHELL ============== */

.app-shell {
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr;
    grid-template-rows: var(--topbar-h) 1fr;
    grid-template-areas:
        "sidebar topbar"
        "sidebar main";
    min-height: 100vh;
}

.sidebar {
    grid-area: sidebar;
    background: var(--bg-elevated);
    border-right: 1px solid var(--border-soft);
    padding: 12px;
    overflow-y: auto;
}
.sidebar .brand {
    display: flex; align-items: center; gap: 10px;
    padding: 6px 10px 14px;
    border-bottom: 1px solid var(--border-soft);
    margin-bottom: 12px;
}
.sidebar .brand .logo {
    width: 32px; height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: var(--accent-fg);
    display: grid; place-items: center;
    font-weight: 700; font-size: 14px;
}
.sidebar .brand .name {
    font-weight: 600; font-size: 1em;
}
.sidebar .brand .name small {
    display: block; font-weight: 400; font-size: 0.75em; color: var(--fg-muted);
}
.sidebar .nav-group { margin-top: 6px; }
.sidebar .nav-group-title {
    font-size: 0.72em;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--fg-soft);
    padding: 8px 10px 4px;
}
.sidebar .nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius);
    color: var(--fg);
    cursor: pointer;
    transition: background 0.12s;
    font-weight: 500;
    margin: 1px 0;
}
.sidebar .nav-item:hover { background: var(--bg-hover); text-decoration: none; }
.sidebar .nav-item.active {
    background: var(--accent-soft);
    color: var(--accent);
}
.sidebar .nav-item.active .icon { color: var(--accent); }
.sidebar .nav-item .icon {
    flex-shrink: 0;
    width: 16px; text-align: center;
    color: var(--fg-soft); font-size: 0.95em;
}
.sidebar .nav-item .badge {
    margin-left: auto;
    background: var(--bg-muted);
    color: var(--fg-muted);
    font-size: 0.78em;
    padding: 1px 7px;
    border-radius: 10px;
    font-variant-numeric: tabular-nums;
}

.topbar {
    grid-area: topbar;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-soft);
    display: flex; align-items: center;
    padding: 0 20px;
    gap: 12px;
}
.topbar .page-title {
    font-size: 1.05em; font-weight: 600;
}
.topbar .crumbs {
    color: var(--fg-muted); font-size: 0.88em;
    margin-left: 4px;
}
.topbar .spacer { flex: 1; }
.topbar .user-chip {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-muted);
    border-radius: 20px;
    padding: 4px 12px 4px 4px;
    font-size: 0.9em;
}
.topbar .user-chip .avatar {
    width: 26px; height: 26px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    color: var(--accent-fg);
    display: grid; place-items: center;
    font-weight: 600; font-size: 0.85em;
}
.topbar .user-chip .role-tag {
    color: var(--fg-muted); margin-left: 4px; font-size: 0.85em;
}

.main {
    grid-area: main;
    overflow-y: auto;
    padding: 24px 28px;
}

/* ============== COMPONENTS ============== */

/* Card */
.card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 18px 20px;
    margin-bottom: 18px;
}
.card-header {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px;
    margin: -2px 0 14px;
}
.card-header h2 {
    margin: 0; font-size: 1.05em; font-weight: 600;
}
.card-header .actions { display: flex; gap: 8px; }

/* Stat tile */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}
.stat-tile {
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    padding: 14px 16px;
    box-shadow: var(--shadow-sm);
}
.stat-tile .label {
    color: var(--fg-muted);
    font-size: 0.82em;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.stat-tile .value {
    margin-top: 4px;
    font-size: 1.8em;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
.stat-tile .delta {
    margin-top: 2px;
    font-size: 0.82em;
    color: var(--fg-muted);
}

/* Buttons */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 6px 14px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg-elevated);
    color: var(--fg);
    cursor: pointer;
    font-size: 0.92em;
    font-family: inherit;
    transition: background 0.12s, border-color 0.12s;
}
.btn:hover { background: var(--bg-hover); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.btn.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn.danger  { color: var(--danger); border-color: var(--danger); }
.btn.danger:hover  { background: var(--danger-bg); }
.btn.ghost   { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--bg-hover); }
.btn.sm      { padding: 3px 9px; font-size: 0.85em; }
.btn.lg      { padding: 9px 18px; font-size: 1em; }

/* Inputs */
.input, .select, textarea.input {
    width: 100%;
    padding: 7px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-elevated);
    color: var(--fg);
    font-family: inherit;
    font-size: 0.95em;
    transition: border-color 0.12s, box-shadow 0.12s;
}
.input:focus, .select:focus, textarea.input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.input.sm { padding: 4px 8px; font-size: 0.88em; }

.field { display: block; margin: 12px 0; }
.field .label {
    display: block; margin-bottom: 4px;
    font-size: 0.85em; font-weight: 500; color: var(--fg-muted);
}
.field .help { display: block; margin-top: 4px; color: var(--fg-soft); font-size: 0.82em; }
.field .error { color: var(--danger); font-size: 0.85em; margin-top: 4px; }

/* Filter bar */
.filter-bar {
    display: flex; flex-wrap: wrap; gap: 8px;
    align-items: center;
    margin-bottom: 12px;
}
.filter-bar .input,
.filter-bar .select { width: auto; min-width: 180px; }
.filter-bar .input.search { min-width: 260px; }

/* Data table */
.table-wrap {
    overflow-x: auto;
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
}
table.dt {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92em;
}
table.dt th, table.dt td {
    padding: 8px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
    vertical-align: top;
    white-space: nowrap;
    max-width: 320px;
    overflow: hidden;
    text-overflow: ellipsis;
}
table.dt th {
    background: var(--bg-muted);
    font-weight: 600;
    color: var(--fg-muted);
    font-size: 0.82em;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    cursor: pointer;
    user-select: none;
}
table.dt th.sort-asc::after  { content: " ▲"; font-size: 0.75em; color: var(--accent); }
table.dt th.sort-desc::after { content: " ▼"; font-size: 0.75em; color: var(--accent); }
table.dt tr:hover td { background: var(--bg-hover); }
table.dt tr.clickable { cursor: pointer; }
table.dt td.actions { text-align: right; white-space: nowrap; }

/* Empty state */
.empty {
    text-align: center;
    padding: 36px 20px;
    color: var(--fg-muted);
}

/* Badges / chips */
.chip {
    display: inline-block;
    padding: 1px 8px;
    border-radius: 12px;
    background: var(--bg-muted);
    color: var(--fg);
    font-size: 0.78em;
    font-weight: 500;
    margin-right: 4px;
}
.chip.success { background: var(--success-bg); color: var(--success); }
.chip.warning { background: var(--warning-bg); color: var(--warning); }
.chip.danger  { background: var(--danger-bg);  color: var(--danger); }
.chip.info    { background: var(--info-bg);    color: var(--info); }
.chip.accent  { background: var(--accent-soft); color: var(--accent); }

/* Alert / banner */
.alert {
    padding: 10px 14px;
    border: 1px solid var(--border-soft);
    border-left: 4px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-muted);
    margin: 10px 0;
}
.alert.info    { border-left-color: var(--info);    background: var(--info-bg); color: var(--info); }
.alert.success { border-left-color: var(--success); background: var(--success-bg); color: var(--success); }
.alert.warning { border-left-color: var(--warning); background: var(--warning-bg); color: var(--warning); }
.alert.danger  { border-left-color: var(--danger);  background: var(--danger-bg);  color: var(--danger); }

/* Modal */
.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(10, 15, 25, 0.55);
    backdrop-filter: blur(2px);
    z-index: 100;
    display: grid; place-items: center;
    padding: 24px;
}
.modal {
    background: var(--bg-elevated);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    display: flex; flex-direction: column;
    overflow: hidden;
}
.modal-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-soft);
    display: flex; align-items: center; justify-content: space-between;
}
.modal-header h2 { margin: 0; font-size: 1.05em; }
.modal-header .close {
    border: none; background: none; cursor: pointer; font-size: 1.4em;
    color: var(--fg-muted); padding: 2px 8px; line-height: 1;
}
.modal-body { padding: 16px 20px; overflow-y: auto; }
.modal-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-soft);
    display: flex; gap: 8px; justify-content: flex-end;
    background: var(--bg-muted);
}

/* Toast */
.toast-stack {
    position: fixed;
    right: 18px; bottom: 18px;
    display: flex; flex-direction: column; gap: 8px;
    z-index: 200;
    pointer-events: none;
}
.toast {
    pointer-events: auto;
    min-width: 260px; max-width: 380px;
    padding: 10px 14px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-soft);
    border-left: 4px solid var(--accent);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    animation: toast-in 0.18s ease-out;
    font-size: 0.92em;
}
.toast.success { border-left-color: var(--success); }
.toast.warning { border-left-color: var(--warning); }
.toast.danger  { border-left-color: var(--danger); }
@keyframes toast-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: none; }
}

/* Misc */
.muted { color: var(--fg-muted); }
.soft  { color: var(--fg-soft); }
.right { text-align: right; }
.row   { display: flex; gap: 8px; align-items: center; }
.row.between { justify-content: space-between; }
.row.wrap    { flex-wrap: wrap; }
.gap-12 { gap: 12px; }
.mt-12 { margin-top: 12px; }
.mt-24 { margin-top: 24px; }

/* Responsive */
@media (max-width: 900px) {
    .app-shell { grid-template-columns: 1fr; grid-template-areas: "topbar" "main"; }
    .sidebar { display: none; }
    .main { padding: 16px; }
}

/* Animación de la campanita al recibir notificación push. */
@keyframes cc-bell-shake {
    0%, 100%  { transform: rotate(0deg) scale(1); }
    20%       { transform: rotate(-15deg) scale(1.15); }
    40%       { transform: rotate(12deg) scale(1.15); }
    60%       { transform: rotate(-8deg) scale(1.1); }
    80%       { transform: rotate(5deg) scale(1.05); }
}
.cc-bell-pulse { animation: cc-bell-shake 0.7s ease-out; }