/* ── LIGHT MODE (padrão) ── */
:root {
    --sidebar-width: 250px;
    --topbar-height: 60px;
    --card-radius: 12px;

    --bg-body:       #f0f2f5;
    --bg-card:       #ffffff;
    --bg-sidebar:    #1a1a2e;
    --bg-topbar:     #ffffff;
    --bg-input:      #ffffff;
    --bg-table-head: #f8f9fa;
    --bg-hover:      rgba(233,69,96,0.03);

    --text-primary:  #1a1a2e;
    --text-secondary:#6b7280;
    --text-sidebar:  #c8c8d4;
    --text-input:    #1a1a2e;

    --border-color:  #e8eaed;
    --border-table:  #dee2e6;

    --accent:        #e94560;
    --accent-light:  #ff6b8a;

    --shadow:        0 2px 8px rgba(0,0,0,0.06);
    --shadow-topbar: 0 1px 4px rgba(0,0,0,0.06);
}

/* ── DARK MODE ── */
[data-theme="dark"] {
    --bg-body:       #0f0f1a;
    --bg-card:       #1a1a2e;
    --bg-sidebar:    #0d0d1a;
    --bg-topbar:     #1a1a2e;
    --bg-input:      #16213e;
    --bg-table-head: #16213e;
    --bg-hover:      rgba(233,69,96,0.06);

    --text-primary:  #e8e8f0;
    --text-secondary:#9ca3af;
    --text-input:    #e8e8f0;

    --border-color:  #2a2a40;
    --border-table:  #2a2a40;

    --shadow:        0 2px 8px rgba(0,0,0,0.3);
    --shadow-topbar: 0 1px 4px rgba(0,0,0,0.3);
}

body {
    background: var(--bg-body);
    color: var(--text-primary);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0; padding: 0;
    transition: background 0.3s, color 0.3s;
}

/* ── SIDEBAR ── */
.sidebar {
    position: fixed;
    top: 0; left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    color: var(--text-sidebar);
    display: flex;
    flex-direction: column;
    z-index: 1000;
    transition: width 0.3s ease, background 0.3s;
    overflow: hidden;
}

.sidebar.collapsed { width: 65px; }
.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-section { display: none; }

.sidebar-brand {
    padding: 20px 18px;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.brand-icon { font-size: 1.6rem; }

.sidebar-nav {
    flex: 1;
    padding: 12px 0;
    overflow-y: auto;
}

.nav-section {
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(200,200,212,0.4);
    padding: 12px 18px 4px;
    white-space: nowrap;
}

.sidebar .nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    color: var(--text-sidebar);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s;
    white-space: nowrap;
    border-left: 3px solid transparent;
}

.sidebar .nav-link:hover {
    background: rgba(255,255,255,0.07);
    color: #fff;
    border-left-color: var(--accent-light);
}

.sidebar .nav-link.active {
    background: rgba(233,69,96,0.15);
    color: #fff;
    border-left-color: var(--accent);
    font-weight: 600;
}

.sidebar .nav-link i { font-size: 1.1rem; min-width: 20px; }

.sidebar-footer {
    padding: 12px 0;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* ── MAIN CONTENT ── */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

.main-content.expanded { margin-left: 65px; }

/* ── TOPBAR ── */
.topbar {
    height: var(--topbar-height);
    background: var(--bg-topbar);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-topbar);
    transition: background 0.3s, border-color 0.3s;
}

.page-content { padding: 24px; }

/* ── THEME TOGGLE ── */
.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 4px 10px;
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
}

.theme-toggle-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ── CARDS ── */
.card {
    border: 1px solid var(--border-color);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow);
    background: var(--bg-card);
    transition: background 0.3s, border-color 0.3s;
}

.card-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--card-radius) var(--card-radius) 0 0 !important;
    padding: 16px 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body { color: var(--text-primary); }

/* ── KPI CARDS ── */
.kpi-card {
    background: var(--bg-card);
    border-radius: var(--card-radius);
    padding: 20px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 16px;
    border: 1px solid var(--border-color);
    transition: background 0.3s;
}

.kpi-icon {
    width: 54px; height: 54px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
}

.kpi-icon.pink   { background: rgba(233,69,96,0.12);  color: var(--accent); }
.kpi-icon.blue   { background: rgba(58,131,255,0.12); color: #3a83ff; }
.kpi-icon.green  { background: rgba(34,197,94,0.12);  color: #16a34a; }
.kpi-icon.orange { background: rgba(249,115,22,0.12); color: #ea580c; }

.kpi-value { font-size: 1.6rem; font-weight: 700; color: var(--text-primary); line-height: 1; }
.kpi-label { font-size: 0.8rem; color: var(--text-secondary); margin-top: 4px; }

/* ── PAGE HEADER ── */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.page-header h2 { margin: 0; font-weight: 700; color: var(--text-primary); font-size: 1.4rem; }

/* ── BUTTONS ── */
.btn-primary { background: var(--accent); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-light); border-color: var(--accent-light); }
.btn-outline-primary { color: var(--accent); border-color: var(--accent); }
.btn-outline-primary:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ── TABLE ── */
.table { color: var(--text-primary); border-color: var(--border-table); }
.table thead th {
    background: var(--bg-table-head);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    border-color: var(--border-table);
    font-weight: 600;
}
.table tbody tr:hover { background: var(--bg-hover); }
.table td, .table th { border-color: var(--border-table); }

/* ── FORM INPUTS dark ── */
[data-theme="dark"] .form-control,
[data-theme="dark"] .form-select {
    background: var(--bg-input);
    border-color: var(--border-color);
    color: var(--text-input);
}
[data-theme="dark"] .form-control:focus,
[data-theme="dark"] .form-select:focus {
    background: var(--bg-input);
    color: var(--text-input);
    border-color: var(--accent);
    box-shadow: 0 0 0 0.25rem rgba(233,69,96,0.25);
}
[data-theme="dark"] .input-group-text {
    background: var(--bg-table-head);
    border-color: var(--border-color);
    color: var(--text-primary);
}
[data-theme="dark"] .table-light td,
[data-theme="dark"] .table-light th {
    background: var(--bg-table-head);
    color: var(--text-primary);
}
[data-theme="dark"] .progress { background: var(--bg-table-head); }
[data-theme="dark"] .text-dark { color: var(--text-primary) !important; }

/* ── SCANNER QR ── */
.scanner-wrapper {
    position: relative;
    width: 100%;
    max-width: 420px;
    margin: 0 auto;
    border-radius: 16px;
    overflow: hidden;
    border: 3px solid var(--accent);
    box-shadow: 0 0 30px rgba(233,69,96,0.3);
    background: #000;
    aspect-ratio: 1;
}

#qr-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.scanner-crosshair {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 200px; height: 200px;
    border: 3px solid var(--accent);
    border-radius: 8px;
    pointer-events: none;
    box-shadow: 0 0 0 9999px rgba(0,0,0,0.45);
    animation: pulse-border 2s ease-in-out infinite;
}

.scanner-line {
    position: absolute;
    left: calc(50% - 97px);
    width: 194px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    animation: scan 2s linear infinite;
    pointer-events: none;
}

@keyframes scan {
    0%   { top: calc(50% - 97px); opacity: 1; }
    100% { top: calc(50% + 97px); opacity: 0.5; }
}

@keyframes pulse-border {
    0%, 100% { border-color: var(--accent); }
    50%       { border-color: var(--accent-light); }
}

/* ── LOGIN ── */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
}

.login-card {
    background: #fff;
    border-radius: 16px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-logo { font-size: 3rem; text-align: center; margin-bottom: 8px; }
.login-title { text-align: center; font-weight: 700; color: #1a1a2e; margin-bottom: 4px; }
.login-subtitle { text-align: center; color: #6b7280; font-size: 0.9rem; margin-bottom: 28px; }

.badge-categoria { font-size: 0.72rem; padding: 4px 10px; border-radius: 20px; }

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.mobile-open { transform: translateX(0); }
    .main-content { margin-left: 0; }
}