/* ==========================================================================
   Plataforma NFS-e — sistema de design
   Tema: escuro/executivo. Sidebar/topbar em azul-marinho profundo, area de
   trabalho clara (tabelas e formularios pedem contraste alto para leitura
   de numeros fiscais), acento dourado (referencia ao selo/carimbo fiscal).
   ========================================================================== */

:root {
    /* Azul-marinho (chrome: sidebar, topbar, login) */
    --navy-950: #0a1226;
    --navy-900: #0f1c3a;
    --navy-800: #16274d;
    --navy-700: #203563;
    --navy-600: #2c4a86;
    --navy-line: rgba(255, 255, 255, 0.09);
    --navy-text: rgba(255, 255, 255, 0.92);
    --navy-text-dim: rgba(255, 255, 255, 0.56);

    /* Acento dourado */
    --gold-400: #eab84d;
    --gold-500: #d9a441;
    --gold-600: #b8842a;
    --gold-contrast: #241704;

    /* Area de trabalho (clara) */
    --surface: #f2f4f8;
    --surface-card: #ffffff;
    --surface-sunken: #f8f9fb;
    --border: #e2e6ee;
    --border-strong: #cdd3e0;

    --ink-900: #121826;
    --ink-700: #333d54;
    --ink-500: #667085;
    --ink-400: #8a93a6;

    /* Estados */
    --success: #1c8a5c;
    --success-bg: #e5f6ee;
    --success-line: #bfe8d4;
    --danger: #c8392e;
    --danger-bg: #fceceb;
    --danger-line: #f3c6c2;
    --warning: #a9720f;
    --warning-bg: #fbf1dd;
    --warning-line: #eeddb4;
    --info: #29528f;
    --info-bg: #e8eefb;
    --info-line: #c4d4f2;
    --neutral: #4b5568;
    --neutral-bg: #eceef3;
    --neutral-line: #d7dbe6;

    --radius-sm: 7px;
    --radius-md: 12px;
    --radius-lg: 18px;

    --shadow-md: 0 10px 30px -12px rgba(10, 18, 38, 0.35);
    --shadow-lg: 0 24px 60px -18px rgba(10, 18, 38, 0.45);

    --font-ui: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

    --topbar-h: 64px;
    --sidebar-w: 264px;

    --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
    margin: 0;
    font-family: var(--font-ui);
    background: var(--surface);
    color: var(--ink-900);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--font-ui); color: var(--ink-900); letter-spacing: -0.01em; }
h1 { font-size: 1.5rem; font-weight: 800; margin: 0 0 4px; }
h2 { font-size: 1.15rem; font-weight: 700; margin: 0 0 12px; }
h3 { font-size: 0.95rem; font-weight: 700; margin: 20px 0 10px; color: var(--ink-700); }

a { color: var(--navy-700); text-decoration: none; }
a:hover { color: var(--gold-600); }

small { color: var(--ink-500); }

::selection { background: var(--gold-400); color: var(--gold-contrast); }

:focus-visible {
    outline: 2px solid var(--gold-500);
    outline-offset: 2px;
    border-radius: 4px;
}

/* ==========================================================================
   Layout: shell / sidebar / topbar
   ========================================================================== */

.app-shell {
    display: flex;
    min-height: 100vh;
}

.app-nav {
    width: var(--sidebar-w);
    flex-shrink: 0;
    background:
        radial-gradient(1200px 500px at -10% -20%, var(--navy-700) 0%, transparent 55%),
        linear-gradient(185deg, var(--navy-900) 0%, var(--navy-950) 100%);
    color: var(--navy-text);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 40;
    transition: transform 0.32s var(--ease);
    border-right: 1px solid var(--navy-line);
}

.app-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 22px 22px 18px;
    border-bottom: 1px solid var(--navy-line);
}

.app-brand img { height: 28px; width: auto; display: block; }

.app-nav-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 14px 12px;
}

.app-nav-section {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--navy-text-dim);
    letter-spacing: 0.06em;
    padding: 14px 10px 6px;
}

.app-nav a.nav-link {
    display: flex;
    align-items: center;
    gap: 11px;
    color: var(--navy-text-dim);
    text-decoration: none;
    padding: 9px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.89rem;
    font-weight: 600;
    margin-bottom: 2px;
    transition: background 0.16s var(--ease), color 0.16s var(--ease), transform 0.16s var(--ease);
    position: relative;
}

.app-nav a.nav-link svg { width: 18px; height: 18px; flex-shrink: 0; opacity: 0.85; }

.app-nav a.nav-link:hover {
    background: rgba(255, 255, 255, 0.06);
    color: var(--navy-text);
    transform: translateX(2px);
}

.app-nav a.nav-link.active {
    background: linear-gradient(90deg, rgba(217, 164, 65, 0.18), rgba(217, 164, 65, 0.04));
    color: #fff;
}

.app-nav a.nav-link.active::before {
    content: "";
    position: absolute;
    left: -12px;
    top: 8px;
    bottom: 8px;
    width: 3px;
    border-radius: 3px;
    background: var(--gold-500);
}

.app-nav a.nav-link.active svg { opacity: 1; color: var(--gold-400); }

.app-nav-foot {
    padding: 14px;
    border-top: 1px solid var(--navy-line);
}

.app-nav-foot .btn-secondary {
    width: 100%;
    background: transparent;
    border-color: var(--navy-line);
    color: var(--navy-text-dim);
}

.app-nav-foot .btn-secondary:hover { color: #fff; border-color: var(--navy-text-dim); }

.app-topbar {
    display: none;
    position: sticky;
    top: 0;
    z-index: 30;
    align-items: center;
    gap: 12px;
    height: var(--topbar-h);
    padding: 0 16px;
    background: var(--navy-950);
    color: #fff;
    border-bottom: 1px solid var(--navy-line);
}

.app-topbar img { height: 22px; }

.nav-toggle {
    background: none;
    border: none;
    color: #fff;
    width: 38px; height: 38px;
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
}
.nav-toggle:hover { background: rgba(255, 255, 255, 0.08); }
.nav-toggle svg { width: 22px; height: 22px; }

.nav-scrim {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10, 18, 38, 0.55);
    z-index: 35;
}

.app-content {
    flex: 1;
    margin-left: var(--sidebar-w);
    padding: 28px 32px 60px;
    min-width: 0;
    animation: content-in 0.45s var(--ease) both;
}

@keyframes content-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 22px;
}

.page-head h1 { margin: 0; }
.page-head p { margin: 4px 0 0; color: var(--ink-500); font-size: 0.9rem; }

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 22px 24px;
    margin-bottom: 20px;
}

.card > h1:first-child,
.card > h2:first-child { margin-top: 0; }

.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}

.stat-card {
    background: var(--surface-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-card .stat-value {
    font-size: 1.9rem;
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    color: var(--ink-900);
    line-height: 1.1;
}

.stat-card .stat-label {
    font-size: 0.8rem;
    color: var(--ink-500);
    font-weight: 600;
    margin-top: 4px;
}

.stat-card.accent { background: linear-gradient(160deg, var(--navy-900), var(--navy-800)); border-color: var(--navy-800); }
.stat-card.accent .stat-value { color: #fff; }
.stat-card.accent .stat-label { color: var(--navy-text-dim); }
.stat-card.accent::after {
    content: "";
    position: absolute; right: -10px; top: -10px; width: 80px; height: 80px;
    background: radial-gradient(circle, rgba(217, 164, 65, 0.35), transparent 70%);
}

.stat-card .stat-value.success { color: var(--success); }
.stat-card .stat-value.danger { color: var(--danger); }
.stat-card .stat-value.warning { color: var(--warning); }

/* ==========================================================================
   Botoes
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--navy-900);
    background: var(--navy-900);
    color: #fff;
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 0.87rem;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease);
}

.btn:hover { background: var(--navy-800); border-color: var(--navy-800); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }

.btn.btn-secondary { background: #fff; color: var(--ink-700); border-color: var(--border-strong); }
.btn.btn-secondary:hover { background: var(--surface-sunken); color: var(--ink-900); box-shadow: none; }

.btn.btn-danger { background: var(--danger); border-color: var(--danger); }
.btn.btn-danger:hover { background: #a72e25; border-color: #a72e25; }

.btn.btn-gold { background: var(--gold-500); border-color: var(--gold-500); color: var(--gold-contrast); }
.btn.btn-gold:hover { background: var(--gold-600); border-color: var(--gold-600); }

/* ==========================================================================
   Formularios
   ========================================================================== */

.form-group { margin-bottom: 15px; }

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--ink-700);
}

.form-group input,
.form-group select,
.form-group textarea,
select,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="file"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    font-family: var(--font-ui);
    font-size: 0.92rem;
    background: #fff;
    color: var(--ink-900);
    transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold-500);
    box-shadow: 0 0 0 3px rgba(217, 164, 65, 0.25);
}

.form-group small { display: block; margin-top: 5px; font-size: 0.78rem; }

/* ==========================================================================
   Tabelas
   ========================================================================== */

.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }

table th {
    text-align: left;
    padding: 10px 12px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--ink-500);
    border-bottom: 2px solid var(--border);
    white-space: nowrap;
}

table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    color: var(--ink-700);
    vertical-align: middle;
}

table tbody tr { transition: background 0.12s var(--ease); }
table tbody tr:hover { background: var(--surface-sunken); }
table tbody tr:last-child td { border-bottom: none; }

/* ==========================================================================
   Badges de status
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: capitalize;
    border: 1px solid transparent;
    white-space: nowrap;
}

.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex-shrink: 0; }

.badge-authorized, .badge-validated, .badge-completed, .badge-sent, .badge-issued {
    background: var(--success-bg); color: var(--success); border-color: var(--success-line);
}
.badge-rejected, .badge-invalid, .badge-error, .badge-failed, .badge-cancelled {
    background: var(--danger-bg); color: var(--danger); border-color: var(--danger-line);
}
.badge-pending, .badge-imported, .badge-unknown {
    background: var(--warning-bg); color: var(--warning); border-color: var(--warning-line);
}
.badge-processing, .badge-queued, .badge-sending, .badge-ready {
    background: var(--info-bg); color: var(--info); border-color: var(--info-line);
}
.badge-draft { background: var(--neutral-bg); color: var(--neutral); border-color: var(--neutral-line); }

/* ==========================================================================
   Alertas
   ========================================================================== */

.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 0.88rem;
    border: 1px solid transparent;
    animation: alert-in 0.25s var(--ease) both;
}

@keyframes alert-in { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

.alert-error { background: var(--danger-bg); color: var(--danger); border-color: var(--danger-line); }
.alert-success { background: var(--success-bg); color: var(--success); border-color: var(--success-line); }

/* ==========================================================================
   Login (layout "blank")
   ========================================================================== */

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(900px 500px at 15% 10%, rgba(217, 164, 65, 0.16), transparent 60%),
        radial-gradient(1000px 600px at 85% 90%, rgba(44, 74, 134, 0.35), transparent 60%),
        linear-gradient(160deg, var(--navy-950), var(--navy-900) 55%, var(--navy-950));
    position: relative;
    overflow: hidden;
}

.auth-shell::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
    background-size: 42px 42px;
    mask-image: radial-gradient(circle at 50% 30%, black, transparent 75%);
}

.auth-brand {
    position: relative;
    display: flex;
    justify-content: center;
    margin-bottom: 28px;
    animation: auth-in 0.55s var(--ease) both;
}

.auth-brand img { height: 34px; }

.auth-card {
    position: relative;
    width: 100%;
    max-width: 400px;
    background: var(--surface-card);
    border-radius: var(--radius-lg);
    padding: 34px 32px 30px;
    box-shadow: var(--shadow-lg);
    animation: auth-in 0.55s 0.08s var(--ease) both;
}

@keyframes auth-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }

.auth-card h1 { text-align: center; margin-bottom: 4px; }
.auth-card .auth-sub { text-align: center; color: var(--ink-500); font-size: 0.85rem; margin-bottom: 22px; }
.auth-card .btn { width: 100%; justify-content: center; padding: 11px; margin-top: 4px; }

.auth-foot { position: relative; text-align: center; margin-top: 18px; color: var(--navy-text-dim); font-size: 0.78rem; }

/* ==========================================================================
   Grafico (dashboard)
   ========================================================================== */

.chart-card { display: flex; gap: 28px; align-items: center; flex-wrap: wrap; }
.chart-card canvas { max-width: 220px; max-height: 220px; }
.chart-legend { flex: 1; min-width: 200px; display: flex; flex-direction: column; gap: 10px; }
.chart-legend-item { display: flex; align-items: center; gap: 10px; font-size: 0.86rem; }
.chart-legend-dot { width: 10px; height: 10px; border-radius: 3px; flex-shrink: 0; }
.chart-legend-item strong { margin-left: auto; font-variant-numeric: tabular-nums; }

/* ==========================================================================
   Responsivo
   ========================================================================== */

@media (max-width: 980px) {
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
    .app-nav {
        transform: translateX(-100%);
        width: min(80vw, 300px);
    }
    .app-nav.open { transform: translateX(0); box-shadow: var(--shadow-lg); }
    .app-content { margin-left: 0; padding: 20px 16px 48px; }
    .app-topbar { display: flex; }
    .nav-scrim.open { display: block; }
    .page-head { align-items: flex-start; }
}

@media (max-width: 640px) {
    .stat-grid { grid-template-columns: 1fr 1fr; }
    .card { padding: 18px; }
    h1 { font-size: 1.3rem; }
    table th, table td { padding: 9px 8px; font-size: 0.82rem; }
    .chart-card { flex-direction: column; align-items: stretch; }
    .chart-card canvas { margin: 0 auto; }
}

@media (max-width: 420px) {
    .stat-grid { grid-template-columns: 1fr; }
}

/* Reduz movimento para quem pediu ao sistema operacional */
@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}