/* =====================================================================
   StockPro v2 — Premium Design System
   Theme: Deep navy / Indigo-violet accent / Enterprise SaaS
===================================================================== */

/* ── CSS Custom Properties ─────────────────────────────────────────── */
:root {
    --bg-base:       #06080f;
    --bg-surface:    #0d1117;
    --bg-card:       #141a26;
    --bg-hover:      #1a2233;
    --bg-input:      #111827;
    --bg-elevated:   #1e2736;

    --border:        rgba(255,255,255,0.06);
    --border-subtle: rgba(255,255,255,0.04);
    --border-focus:  rgba(99,102,241,0.5);

    --accent:        #6366f1;
    --accent-light:  #818cf8;
    --accent-dark:   #4f46e5;
    --accent-glow:   rgba(99,102,241,0.15);
    --accent-glow-strong: rgba(99,102,241,0.25);

    --success:       #34d399;
    --success-bg:    rgba(52,211,153,0.1);
    --success-border:rgba(52,211,153,0.2);
    --warning:       #fbbf24;
    --warning-bg:    rgba(251,191,36,0.1);
    --warning-border:rgba(251,191,36,0.2);
    --danger:        #f87171;
    --danger-bg:     rgba(248,113,113,0.1);
    --danger-border: rgba(248,113,113,0.2);
    --info:          #60a5fa;
    --info-bg:       rgba(96,165,250,0.1);

    --text-primary:  #f1f5f9;
    --text-secondary:#94a3b8;
    --text-muted:    #64748b;
    --text-faint:    #475569;

    --sidebar-w:     260px;
    --sidebar-collapsed: 72px;
    --topbar-h:      60px;

    --radius-xs:     4px;
    --radius-sm:     6px;
    --radius:        10px;
    --radius-lg:     14px;
    --radius-xl:     20px;
    --radius-full:   9999px;

    --shadow-xs:     0 1px 2px rgba(0,0,0,0.3);
    --shadow-sm:     0 2px 8px rgba(0,0,0,0.3);
    --shadow:        0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg:     0 8px 32px rgba(0,0,0,0.5);
    --shadow-xl:     0 16px 48px rgba(0,0,0,0.6);
    --shadow-glow:   0 0 20px var(--accent-glow);
    --shadow-card:   0 2px 12px rgba(0,0,0,0.25), 0 0 0 1px var(--border);

    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition:      0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'Courier New', monospace;
}

/* ── Reset ──────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    font-family: var(--font);
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
img { max-width: 100%; display: block; }
input, select, textarea { font-family: inherit; }

/* ── Scrollbar ─────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ── Keyframes ─────────────────────────────────────────────────────── */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes shimmer { 0% { background-position: -200% 0; } 100% { background-position: 200% 0; } }
@keyframes glow { 0%, 100% { box-shadow: 0 0 5px var(--accent-glow); } 50% { box-shadow: 0 0 20px var(--accent-glow-strong); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

/* =====================================================================
   AUTH PAGES
===================================================================== */
.auth-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-base);
    background-image: radial-gradient(ellipse 80% 60% at 50% -20%, rgba(99,102,241,0.12), transparent),
                       radial-gradient(ellipse 60% 40% at 80% 80%, rgba(139,92,246,0.08), transparent);
    overflow: hidden;
    position: relative;
}
.auth-wrapper { position: relative; width: 100%; max-width: 420px; padding: 1rem; z-index: 2; animation: slideUp 0.5s ease-out; }
.auth-card {
    background: rgba(20,26,38,0.8);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-xl), 0 0 60px rgba(99,102,241,0.05);
}
.auth-logo { text-align: center; margin-bottom: 2rem; }
.auth-logo-icon { font-size: 2.5rem; margin-bottom: 0.5rem; animation: float 3s ease-in-out infinite; }
.auth-logo-name { font-size: 1.6rem; font-weight: 800; background: linear-gradient(135deg, var(--accent-light), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; letter-spacing: -0.5px; }
.auth-logo-sub { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.25rem; letter-spacing: 0.5px; }
.auth-error {
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
    border-radius: var(--radius-sm);
    color: var(--danger);
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
    animation: slideDown 0.3s ease-out;
}
.auth-form { display: flex; flex-direction: column; gap: 1.1rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.form-input {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.92rem;
    padding: 0.7rem 0.9rem;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    width: 100%;
}
.form-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow), var(--shadow-glow); background: var(--bg-elevated); }
.form-input::placeholder { color: var(--text-faint); }
.auth-remember { display: flex; align-items: center; }
.checkbox-label { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; color: var(--text-muted); cursor: pointer; }
.checkbox-label input[type="checkbox"] { accent-color: var(--accent); width: 15px; height: 15px; border-radius: 4px; }
.btn-auth-submit {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    font-weight: 700;
    font-size: 0.92rem;
    border: none;
    border-radius: var(--radius);
    padding: 0.8rem;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.btn-auth-submit:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(99,102,241,0.4); filter: brightness(1.1); }
.btn-auth-submit:active { transform: translateY(0); }
.auth-footer-text { text-align: center; font-size: 0.72rem; color: var(--text-faint); margin-top: 1.5rem; }
.auth-bg-orb { position: fixed; border-radius: 50%; filter: blur(100px); pointer-events: none; z-index: 1; }
.auth-bg-orb--1 { width: 400px; height: 400px; background: rgba(99,102,241,0.08); top: -100px; right: -100px; }
.auth-bg-orb--2 { width: 300px; height: 300px; background: rgba(139,92,246,0.06); bottom: -80px; left: -80px; }
/* =====================================================================
   APP LAYOUT
===================================================================== */
.app-body { min-height: 100vh; background: var(--bg-base); }
.app-shell { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────────────────── */
.sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: rgba(13,17,23,0.85);
    backdrop-filter: blur(16px);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0; top: 0; bottom: 0;
    z-index: 100;
    transition: width var(--transition-slow), transform var(--transition-slow);
    overflow-y: auto;
    overflow-x: hidden;
}
.sidebar--collapsed { width: var(--sidebar-collapsed); }
.sidebar--collapsed .nav-label,
.sidebar--collapsed .nav-section-label,
.sidebar--collapsed .logo-text,
.sidebar--collapsed .sidebar-user-info { display: none; }
.sidebar--collapsed .sidebar-logo { justify-content: center; }
.sidebar--collapsed .nav-item { justify-content: center; padding: 0.65rem; }
.sidebar--collapsed .sidebar-header { padding: 1rem 0.75rem; }
.sidebar--collapsed .sidebar-nav { padding: 0.75rem 0.5rem; }

.sidebar-header { padding: 1.25rem 1.25rem 1rem; border-bottom: 1px solid var(--border); }
.sidebar-logo { display: flex; align-items: center; gap: 0.75rem; }
.logo-icon { font-size: 1.5rem; flex-shrink: 0; width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, var(--accent-glow-strong), var(--accent-glow)); border-radius: var(--radius); }
.logo-name { font-size: 1.05rem; font-weight: 800; background: linear-gradient(135deg, var(--accent-light), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo-sub { font-size: 0.65rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: 1px; }

.sidebar-nav { flex: 1; padding: 1rem 0.75rem; display: flex; flex-direction: column; gap: 0.15rem; }
.nav-section { margin-bottom: 0.75rem; }
.nav-section-label {
    font-size: 0.6rem;
    font-weight: 700;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    padding: 0.5rem 0.75rem 0.25rem;
    display: block;
}
.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.75rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition);
    position: relative;
}
.nav-item:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-item--active {
    background: var(--accent-glow);
    color: var(--accent-light);
    font-weight: 600;
    box-shadow: inset 3px 0 0 var(--accent);
}
.nav-icon { font-size: 1.05rem; flex-shrink: 0; width: 22px; text-align: center; opacity: 0.85; }
.nav-item--active .nav-icon { opacity: 1; }

.sidebar-footer { padding: 1rem 1.25rem; border-top: 1px solid var(--border); }
.sidebar-user { display: flex; align-items: center; gap: 0.75rem; }
.sidebar-user-avatar {
    width: 34px; height: 34px; border-radius: var(--radius);
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.85rem; flex-shrink: 0;
}
.sidebar-user-name { font-size: 0.82rem; font-weight: 600; display: block; color: var(--text-primary); }
.sidebar-user-role { font-size: 0.68rem; color: var(--text-muted); text-transform: capitalize; }

/* ── Main Area ───────────────────────────────────────────────────────── */
.main-area {
    margin-left: var(--sidebar-w);
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    transition: margin-left var(--transition-slow);
}
.sidebar--collapsed ~ .main-area { margin-left: var(--sidebar-collapsed); }

/* ── Top Bar ─────────────────────────────────────────────────────────── */
.topbar {
    height: var(--topbar-h);
    background: rgba(13,17,23,0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.75rem;
    position: sticky;
    top: 0;
    z-index: 50;
}
.topbar-left { display: flex; align-items: center; gap: 1rem; }
.topbar-right { display: flex; align-items: center; gap: 1rem; }
.sidebar-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    padding: 0.4rem 0.55rem;
    font-size: 1rem;
    transition: all var(--transition);
    line-height: 1;
}
.sidebar-toggle:hover { background: var(--bg-hover); color: var(--text-primary); border-color: rgba(255,255,255,0.12); }
.page-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.2px; }
.topbar-time { font-size: 0.78rem; color: var(--text-muted); font-weight: 500; font-variant-numeric: tabular-nums; background: var(--bg-card); padding: 0.3rem 0.7rem; border-radius: var(--radius-full); border: 1px solid var(--border); }
.btn-logout {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    padding: 0.4rem 0.85rem;
    font-size: 0.78rem;
    font-weight: 500;
    transition: all var(--transition);
}
.btn-logout:hover { border-color: var(--danger-border); color: var(--danger); background: var(--danger-bg); }

/* ── Flash Messages ──────────────────────────────────────────────────── */
.flash {
    margin: 0.75rem 1.75rem 0;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 500;
    animation: slideDown 0.3s ease-out;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.flash--success { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.flash--error   { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger-border); }

/* ── Main Content ────────────────────────────────────────────────────── */
.main-content { flex: 1; padding: 1.75rem; animation: fadeIn 0.3s ease-out; }

/* =====================================================================
   CARDS
===================================================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-card);
    transition: box-shadow var(--transition), border-color var(--transition);
}
.card:hover { border-color: rgba(255,255,255,0.08); }
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}
.card-title { font-size: 0.95rem; font-weight: 700; color: var(--text-primary); letter-spacing: -0.2px; }
.card-subtitle { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; }

/* =====================================================================
   STAT CARDS
===================================================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: rgba(255,255,255,0.1); }
.stat-card:hover::before { opacity: 1; }
.stat-card__icon { font-size: 1.5rem; }
.stat-card__label { font-size: 0.7rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.stat-card__value { font-size: 1.6rem; font-weight: 800; color: var(--text-primary); line-height: 1; letter-spacing: -0.5px; }
.stat-card__sub { font-size: 0.72rem; color: var(--text-muted); }
.stat-card--accent  { border-color: rgba(99,102,241,0.2); }
.stat-card--accent::before { background: linear-gradient(90deg, transparent, var(--accent), transparent); }
.stat-card--success { border-color: var(--success-border); }
.stat-card--success::before { background: linear-gradient(90deg, transparent, var(--success), transparent); }
.stat-card--warning { border-color: var(--warning-border); }
.stat-card--warning::before { background: linear-gradient(90deg, transparent, var(--warning), transparent); }
.stat-card--danger  { border-color: var(--danger-border); }
.stat-card--danger::before  { background: linear-gradient(90deg, transparent, var(--danger), transparent); }

/* =====================================================================
   TABLES
===================================================================== */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
thead th {
    background: var(--bg-surface);
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    padding: 0.7rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    position: sticky;
    top: 0;
}
tbody tr { border-bottom: 1px solid var(--border-subtle); transition: background var(--transition-fast); }
tbody tr:hover { background: var(--bg-hover); }
tbody tr:last-child { border-bottom: none; }
tbody td { padding: 0.75rem 1rem; color: var(--text-primary); vertical-align: middle; }
.td-muted { color: var(--text-muted); font-size: 0.8rem; }

.row-in  td { border-left: 3px solid var(--success); }
.row-out td { border-left: 3px solid var(--danger); }
.row-adj td { border-left: 3px solid var(--warning); }

/* =====================================================================
   BADGES
===================================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.55rem;
    border-radius: var(--radius-full);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    white-space: nowrap;
}
.badge-success  { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }
.badge-warning  { background: var(--warning-bg); color: var(--warning); border: 1px solid var(--warning-border); }
.badge-danger   { background: var(--danger-bg);  color: var(--danger);  border: 1px solid var(--danger-border); }
.badge-info     { background: var(--info-bg); color: var(--info); border: 1px solid rgba(96,165,250,0.2); }
.badge-default  { background: rgba(255,255,255,0.05); color: var(--text-muted); border: 1px solid var(--border); }
.badge-accent   { background: var(--accent-glow); color: var(--accent-light); border: 1px solid rgba(99,102,241,0.2); }
.badge-admin    { background: rgba(139,92,246,0.12); color: #a78bfa; border: 1px solid rgba(139,92,246,0.2); }
.badge-inventory { background: var(--info-bg); color: var(--info); border: 1px solid rgba(96,165,250,0.2); }
.badge-cashier  { background: var(--success-bg); color: var(--success); border: 1px solid var(--success-border); }

/* =====================================================================
   BUTTONS
===================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    border: none;
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.55rem 1.1rem;
    transition: all var(--transition);
    cursor: pointer;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    box-shadow: 0 2px 8px rgba(99,102,241,0.2);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(99,102,241,0.35); filter: brightness(1.1); }
.btn-success { background: linear-gradient(135deg, var(--success), #059669); color: #fff; }
.btn-success:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(52,211,153,0.3); }
.btn-danger { background: linear-gradient(135deg, var(--danger), #dc2626); color: #fff; }
.btn-danger:hover { filter: brightness(1.1); }
.btn-warning { background: linear-gradient(135deg, var(--warning), #d97706); color: #0f172a; }
.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}
.btn-ghost:hover { background: var(--bg-hover); color: var(--text-primary); border-color: rgba(255,255,255,0.12); }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.75rem; border-radius: var(--radius-sm); }
.btn-lg { padding: 0.75rem 1.5rem; font-size: 0.95rem; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; filter: none !important; }

/* =====================================================================
   FORMS
===================================================================== */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; }
.form-row  { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-full { grid-column: 1 / -1; }

.input, .select, .textarea {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.85rem;
    padding: 0.6rem 0.875rem;
    width: 100%;
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.input:focus, .select:focus, .textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: var(--bg-elevated);
}
.input::placeholder, .textarea::placeholder { color: var(--text-faint); }
.select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' fill='none' stroke-width='2'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.75rem center; padding-right: 2rem; }
.select option { background: var(--bg-surface); }
.textarea { resize: vertical; min-height: 80px; }
.input-error { border-color: var(--danger) !important; box-shadow: 0 0 0 3px var(--danger-bg) !important; }
.label { font-size: 0.72rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.4rem; display: block; }
.field-error { font-size: 0.75rem; color: var(--danger); margin-top: 0.25rem; }
.input-group { display: flex; gap: 0; }
.input-group .input { border-radius: var(--radius) 0 0 var(--radius); }
.input-group .btn  { border-radius: 0 var(--radius) var(--radius) 0; }
.input-group .scanner-bar { border-radius: var(--radius) 0 0 var(--radius); }

/* =====================================================================
   MODALS
===================================================================== */
.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center;
    z-index: 200;
    padding: 1rem;
    animation: fadeIn 0.2s ease-out;
}
.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-xl);
    padding: 0;
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.3s var(--transition);
    overflow: hidden;
}
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--border); }
.modal-title { font-size: 1rem; font-weight: 700; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 1.1rem; line-height: 1; padding: 0.3rem; border-radius: var(--radius-sm); transition: all var(--transition); cursor: pointer; }
.modal-close:hover { color: var(--text-primary); background: var(--bg-hover); }
.modal-body  { padding: 1.5rem; }
.modal-footer { display: flex; gap: 0.75rem; justify-content: flex-end; padding: 1rem 1.5rem; border-top: 1px solid var(--border); background: var(--bg-surface); }
/* =====================================================================
   POS SPECIFIC
===================================================================== */
.pos-layout { display: grid; grid-template-columns: 1fr 380px; gap: 1rem; height: calc(100vh - var(--topbar-h) - 3.5rem); }
.pos-cart {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}
.pos-scanner {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    overflow-y: auto;
    box-shadow: var(--shadow-card);
}
.pos-cart-header { padding: 1rem 1.25rem; border-bottom: 1px solid var(--border); }
.pos-cart-items  { flex: 1; overflow-y: auto; padding: 0.5rem; }
.pos-cart-footer { padding: 1rem 1.25rem; border-top: 1px solid var(--border); background: var(--bg-surface); }
.cart-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 0.6rem;
    border-radius: var(--radius);
    transition: background var(--transition-fast);
    animation: slideInRight 0.2s ease-out;
}
.cart-item:hover { background: var(--bg-hover); }
.cart-item-name  { flex: 1; font-size: 0.85rem; font-weight: 500; }
.cart-item-price { font-size: 0.82rem; color: var(--text-muted); }
.qty-control { display: flex; align-items: center; gap: 0.25rem; }
.qty-btn {
    width: 28px; height: 28px;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
    display: flex; align-items: center; justify-content: center;
    padding: 0;
    transition: all var(--transition);
    cursor: pointer;
}
.qty-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.qty-display { width: 34px; text-align: center; font-size: 0.88rem; font-weight: 700; }
.cart-subtotal { font-weight: 700; font-size: 0.88rem; min-width: 75px; text-align: right; }
.pos-total-row { display: flex; justify-content: space-between; align-items: baseline; }
.pos-total-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; }
.pos-total-value { font-size: 1.5rem; font-weight: 800; background: linear-gradient(135deg, var(--success), #34d399); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* Scanner bar */
.scanner-bar {
    background: var(--bg-input);
    border: 2px solid var(--accent);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    font-size: 1.05rem;
    color: var(--text-primary);
    font-family: var(--font-mono);
    width: 100%;
    outline: none;
    box-shadow: 0 0 20px var(--accent-glow), inset 0 0 12px rgba(99,102,241,0.05);
    transition: box-shadow var(--transition);
}
.scanner-bar:focus { box-shadow: 0 0 30px var(--accent-glow-strong), inset 0 0 12px rgba(99,102,241,0.08); }
.scanner-label { font-size: 0.7rem; font-weight: 700; color: var(--accent-light); text-transform: uppercase; letter-spacing: 1px; }

/* =====================================================================
   PAGINATION
===================================================================== */
.pagination { display: flex; gap: 0.25rem; align-items: center; justify-content: center; margin-top: 1rem; }
.page-link {
    width: 34px; height: 34px;
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
    border: 1px solid var(--border);
    background: transparent;
    transition: all var(--transition);
    cursor: pointer;
}
.page-link:hover { background: var(--bg-hover); color: var(--text-primary); border-color: rgba(255,255,255,0.12); }
.page-link--active { background: var(--accent); color: #fff; border-color: var(--accent); font-weight: 700; box-shadow: 0 2px 8px rgba(99,102,241,0.3); }
.page-link--disabled { opacity: 0.3; pointer-events: none; }

/* =====================================================================
   MISC UTILITIES
===================================================================== */
.text-success { color: var(--success) !important; }
.text-warning { color: var(--warning) !important; }
.text-danger  { color: var(--danger) !important; }
.text-accent  { color: var(--accent-light) !important; }
.text-muted   { color: var(--text-muted) !important; }
.text-sm      { font-size: 0.8rem; }
.text-xs      { font-size: 0.72rem; }
.text-lg      { font-size: 1.15rem; }
.font-bold    { font-weight: 700; }
.font-mono    { font-family: var(--font-mono); }
.uppercase    { text-transform: uppercase; }

.section-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    gap: 1rem;
    flex-wrap: wrap;
}
.section-title { font-size: 1.15rem; font-weight: 800; letter-spacing: -0.3px; }
.section-sub   { font-size: 0.78rem; color: var(--text-muted); margin-top: 0.15rem; }

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}
.empty-state-icon { font-size: 3rem; margin-bottom: 1rem; opacity: 0.4; animation: float 4s ease-in-out infinite; }
.empty-state-text { font-size: 0.88rem; }

.divider { border: none; border-top: 1px solid var(--border); margin: 1rem 0; }

.receipt-area { background: #fff; color: #111; border-radius: var(--radius); padding: 1.5rem; font-family: 'Courier New', monospace; font-size: 0.8rem; }

/* Stock status indicators */
.stock-ok   { color: var(--success); }
.stock-low  { color: var(--warning); }
.stock-out  { color: var(--danger); }

/* Filter bar */
.filter-bar { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: flex-end; margin-bottom: 1.25rem; }
.filter-bar .input, .filter-bar .select { max-width: 200px; }

/* Loading spinner */
.spinner { display: inline-block; width: 18px; height: 18px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.6s linear infinite; }

/* ── Reports Premium (preserve existing) ────────────────────────── */
.reports-wrapper { max-width: 1300px; margin: 0 auto; padding-bottom: 3rem; }
.glass-card { background: rgba(20,26,38,0.7); backdrop-filter: blur(12px); border: 1px solid var(--border); border-radius: var(--radius-xl); }

.reports-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 2rem; }
.header-title { font-size: 1.85rem; font-weight: 800; color: #fff; margin: 0; letter-spacing: -0.5px; }
.header-subtitle { color: var(--text-muted); font-size: 0.88rem; margin: 0.25rem 0 0 0; }
.header-actions { display: flex; gap: 0.75rem; }

.btn-premium-secondary { background: var(--bg-card); border: 1px solid var(--border); color: var(--text-secondary); padding: 0.5rem 1rem; border-radius: var(--radius); font-size: 0.82rem; font-weight: 600; cursor: pointer; transition: all var(--transition); }
.btn-premium-secondary:hover { background: var(--bg-hover); color: var(--text-primary); border-color: rgba(255,255,255,0.12); }
.btn-premium-ghost { background: transparent; border: 1px solid var(--border); color: var(--text-muted); padding: 0.5rem 1rem; border-radius: var(--radius); font-size: 0.82rem; font-weight: 600; cursor: pointer; transition: all var(--transition); }
.btn-premium-ghost:hover { background: var(--bg-hover); color: var(--text-primary); }
.btn-premium-primary { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); color: #fff; border: none; padding: 0.5rem 1.25rem; border-radius: var(--radius); font-size: 0.82rem; font-weight: 600; cursor: pointer; transition: all var(--transition); }
.btn-premium-primary:hover { box-shadow: 0 4px 12px rgba(99,102,241,0.3); transform: translateY(-1px); }

.filter-section { padding: 1.25rem; margin-bottom: 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.presets-pill { background: rgba(6,8,15,0.5); padding: 0.25rem; border-radius: var(--radius-full); display: flex; gap: 0.15rem; }
.preset-btn { border: none; padding: 0.45rem 1rem; border-radius: var(--radius-full); background: transparent; color: var(--text-muted); font-size: 0.78rem; font-weight: 600; cursor: pointer; transition: all var(--transition); }
.preset-btn.active { background: var(--accent); color: #fff; box-shadow: 0 2px 8px rgba(99,102,241,0.3); }
.preset-btn:hover:not(.active) { background: rgba(255,255,255,0.05); color: #fff; }

.date-picker-group { display: flex; align-items: flex-end; gap: 1rem; }
.input-field label { display: block; font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; font-weight: 700; margin-bottom: 0.35rem; letter-spacing: 0.5px; }
.premium-input { background: rgba(6,8,15,0.6); border: 1px solid var(--border); border-radius: var(--radius); color: #fff; padding: 0.5rem 0.75rem; font-size: 0.82rem; outline: none; transition: all var(--transition); }
.premium-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.current-range-badge { background: var(--accent-glow); color: var(--accent-light); padding: 0.5rem 1rem; border-radius: var(--radius); font-weight: 700; font-size: 0.82rem; display: flex; align-items: center; gap: 0.75rem; border: 1px solid rgba(99,102,241,0.15); }
.pulse-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: glow 2s infinite; }

.metrics-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 1rem; margin-bottom: 1.5rem; }
.metric-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1rem; display: flex; flex-direction: column; gap: 0.75rem; transition: transform var(--transition), border-color var(--transition); }
.metric-card:hover { transform: translateY(-3px); border-color: rgba(255,255,255,0.1); }
.metric-icon { font-size: 1.5rem; }
.metric-content { display: flex; flex-direction: column; }
.metric-label { font-size: 0.65rem; color: var(--text-muted); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; }
.metric-value { font-size: 1.2rem; font-weight: 800; color: #fff; margin-top: 0.15rem; }
.metric-sub { font-size: 0.68rem; font-weight: 600; margin-top: 0.25rem; }

.metric-card--revenue { background: linear-gradient(135deg, rgba(99,102,241,0.08), transparent); border-left: 3px solid var(--accent); }
.metric-card--net { background: linear-gradient(135deg, rgba(139,92,246,0.08), transparent); border-left: 3px solid #8b5cf6; }
.metric-card--profit { background: linear-gradient(135deg, rgba(52,211,153,0.08), transparent); border-left: 3px solid var(--success); }
.metric-card--in { background: linear-gradient(135deg, rgba(251,191,36,0.08), transparent); border-left: 3px solid var(--warning); }
.metric-card--out { background: linear-gradient(135deg, rgba(248,113,113,0.08), transparent); border-left: 3px solid var(--danger); }

.reports-tabs-wrapper { padding: 1.5rem; min-height: 400px; }
.tabs-navigation { display: flex; gap: 0.5rem; background: rgba(6,8,15,0.4); padding: 0.35rem; border-radius: var(--radius-lg); margin-bottom: 2rem; }
.tab-link { border: none; background: transparent; color: var(--text-muted); padding: 0.6rem 1.25rem; font-size: 0.82rem; font-weight: 600; border-radius: var(--radius); cursor: pointer; transition: all var(--transition); }
.tab-link:hover { color: #fff; background: rgba(255,255,255,0.03); }
.tab-link.active { background: var(--accent); color: #fff; box-shadow: 0 2px 8px rgba(99,102,241,0.3); }

.table-container table { width: 100%; border-collapse: separate; border-spacing: 0 0.4rem; }
.table-container th { padding: 0.75rem 1rem; color: var(--text-muted); font-size: 0.7rem; text-transform: uppercase; text-align: left; border-bottom: 2px solid var(--border); letter-spacing: 0.5px; }
.table-container td { padding: 0.85rem 1rem; background: rgba(255,255,255,0.02); font-size: 0.85rem; border-top: 1px solid var(--border-subtle); border-bottom: 1px solid var(--border-subtle); }
.table-container tr:hover td { background: rgba(255,255,255,0.04); }
.table-container td:first-child { border-radius: var(--radius) 0 0 var(--radius); border-left: 1px solid var(--border-subtle); }
.table-container td:last-child { border-radius: 0 var(--radius) var(--radius) 0; border-right: 1px solid var(--border-subtle); }

.cell-money { font-family: var(--font); font-weight: 600; color: var(--text-primary); }
.cell-date { color: var(--text-primary); }
.badge-outline-success { padding: 0.2rem 0.5rem; border: 1px solid var(--success-border); color: var(--success); border-radius: var(--radius-xs); font-size: 0.72rem; font-weight: 700; }

.stock-flow-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.flow-summary h3, .flow-chart-mock h3 { font-size: 1.05rem; margin-top: 0; margin-bottom: 1.5rem; }
.flow-cards { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.flow-card { padding: 1.25rem; border-radius: var(--radius-lg); display: flex; flex-direction: column; }
.flow-card--in { background: rgba(52,211,153,0.06); border: 1px solid var(--success-border); }
.flow-card--out { background: rgba(248,113,113,0.06); border: 1px solid var(--danger-border); }
.flow-card--adj { background: rgba(251,191,36,0.06); border: 1px solid var(--warning-border); }
.f-label { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; margin-bottom: 0.25rem; opacity: 0.8; letter-spacing: 0.5px; }
.f-value { font-size: 1.75rem; font-weight: 800; }
.f-sub { font-size: 0.72rem; opacity: 0.6; }

.net-display { text-align: center; padding: 3rem 1rem; }
.net-number { font-size: 4rem; font-weight: 900; line-height: 1; margin-bottom: 1rem; }
.net-plus { color: var(--success); }
.net-minus { color: var(--danger); }

.alert-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.panel-header { font-weight: 800; font-size: 0.95rem; margin-bottom: 1.25rem; text-transform: uppercase; letter-spacing: 0.5px; }
.stock-panel .table-container.compact td { padding: 0.6rem 0.75rem; font-size: 0.82rem; }
.empty-state-mini { text-align: center; padding: 1.5rem; color: var(--text-muted); font-size: 0.85rem; }

.fade-in { animation: slideUp 0.3s ease-out; }

/* ── Switch Toggle ─────────────────────────────────────────── */
.switch { position: relative; display: inline-block; width: 44px; height: 22px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; inset: 0; background-color: var(--bg-hover); transition: .3s; border-radius: var(--radius-full); border: 1px solid var(--border); }
.slider:before { position: absolute; content: ""; height: 16px; width: 16px; left: 2px; bottom: 2px; background-color: var(--text-muted); transition: .3s; border-radius: 50%; }
input:checked + .slider { background-color: var(--accent-glow); border-color: var(--accent); }
input:checked + .slider:before { transform: translateX(22px); background-color: var(--accent); }

/* =====================================================================
   DASHBOARD KPI SYSTEM — Premium Cards
===================================================================== */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

/* ── Premium KPI Card ──────────────────────────────────────────────── */
.kpi-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.25rem 1rem;
    overflow: hidden;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}
.kpi-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    opacity: 0;
    transition: opacity var(--transition);
}
.kpi-card::after {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    opacity: 0.06;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
}
.kpi-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255,255,255,0.1);
}
.kpi-card:hover::before { opacity: 1; }
.kpi-card:hover::after { opacity: 0.1; transform: scale(1.1); }

/* Card header row: icon + label */
.kpi-card__header {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}
.kpi-card__icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}
.kpi-card__label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
    line-height: 1.3;
}

/* Value area */
.kpi-card__value {
    font-size: 1.65rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    line-height: 1;
    font-variant-numeric: tabular-nums;
}

/* Footer: trend or sub-text */
.kpi-card__footer {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    margin-top: auto;
}
.kpi-card__trend {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.18rem 0.5rem;
    border-radius: var(--radius-full);
}
.kpi-card__trend--up {
    color: var(--success);
    background: var(--success-bg);
}
.kpi-card__trend--down {
    color: var(--danger);
    background: var(--danger-bg);
}
.kpi-card__trend--neutral {
    color: var(--text-muted);
    background: rgba(255,255,255,0.04);
}
.kpi-card__sub {
    font-size: 0.7rem;
    color: var(--text-faint);
    font-weight: 500;
}

/* ── Visual bar (mini progress indicator) ──────────────────────────── */
.kpi-card__bar {
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.04);
    overflow: hidden;
    margin-top: 0.15rem;
}
.kpi-card__bar-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ══════════════════════════════════════════════════════════════════════
   COLOR THEMES
   ══════════════════════════════════════════════════════════════════════ */

/* Revenue — Green */
.kpi-card--revenue {
    border-color: rgba(34,197,94,0.15);
}
.kpi-card--revenue::before {
    background: linear-gradient(90deg, transparent, #22c55e, transparent);
}
.kpi-card--revenue::after {
    background: radial-gradient(circle, #22c55e, transparent 70%);
}
.kpi-card--revenue .kpi-card__icon {
    background: linear-gradient(135deg, rgba(34,197,94,0.15), rgba(34,197,94,0.05));
    color: #22c55e;
    box-shadow: 0 0 16px rgba(34,197,94,0.1);
}
.kpi-card--revenue .kpi-card__value { color: #4ade80; }
.kpi-card--revenue .kpi-card__bar-fill { background: linear-gradient(90deg, #22c55e, #4ade80); }

/* Profit — Emerald */
.kpi-card--profit {
    border-color: rgba(16,185,129,0.15);
}
.kpi-card--profit::before {
    background: linear-gradient(90deg, transparent, #10b981, transparent);
}
.kpi-card--profit::after {
    background: radial-gradient(circle, #10b981, transparent 70%);
}
.kpi-card--profit .kpi-card__icon {
    background: linear-gradient(135deg, rgba(16,185,129,0.15), rgba(16,185,129,0.05));
    color: #10b981;
    box-shadow: 0 0 16px rgba(16,185,129,0.1);
}
.kpi-card--profit .kpi-card__value { color: #34d399; }
.kpi-card--profit .kpi-card__bar-fill { background: linear-gradient(90deg, #10b981, #34d399); }

/* Neutral — Slate (Transactions, Units) */
.kpi-card--neutral {
    border-color: rgba(148,163,184,0.1);
}
.kpi-card--neutral::before {
    background: linear-gradient(90deg, transparent, #818cf8, transparent);
}
.kpi-card--neutral::after {
    background: radial-gradient(circle, #818cf8, transparent 70%);
}
.kpi-card--neutral .kpi-card__icon {
    background: linear-gradient(135deg, rgba(129,140,248,0.12), rgba(129,140,248,0.04));
    color: #818cf8;
    box-shadow: 0 0 16px rgba(129,140,248,0.08);
}
.kpi-card--neutral .kpi-card__bar-fill { background: linear-gradient(90deg, #6366f1, #818cf8); }

/* Accent — Indigo (Products) */
.kpi-card--accent {
    border-color: rgba(99,102,241,0.15);
}
.kpi-card--accent::before {
    background: linear-gradient(90deg, transparent, #6366f1, transparent);
}
.kpi-card--accent::after {
    background: radial-gradient(circle, #6366f1, transparent 70%);
}
.kpi-card--accent .kpi-card__icon {
    background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(99,102,241,0.05));
    color: #818cf8;
    box-shadow: 0 0 16px rgba(99,102,241,0.1);
}
.kpi-card--accent .kpi-card__bar-fill { background: linear-gradient(90deg, #6366f1, #818cf8); }

/* Warning — Amber (Low Stock) */
.kpi-card--warning {
    border-color: rgba(245,158,11,0.18);
}
.kpi-card--warning::before {
    background: linear-gradient(90deg, transparent, #f59e0b, transparent);
}
.kpi-card--warning::after {
    background: radial-gradient(circle, #f59e0b, transparent 70%);
}
.kpi-card--warning .kpi-card__icon {
    background: linear-gradient(135deg, rgba(245,158,11,0.15), rgba(245,158,11,0.05));
    color: #f59e0b;
    box-shadow: 0 0 16px rgba(245,158,11,0.1);
}
.kpi-card--warning .kpi-card__value { color: #fbbf24; }
.kpi-card--warning .kpi-card__bar-fill { background: linear-gradient(90deg, #f59e0b, #fbbf24); }

/* Danger — Red (Out of Stock) */
.kpi-card--danger {
    border-color: rgba(239,68,68,0.18);
}
.kpi-card--danger::before {
    background: linear-gradient(90deg, transparent, #ef4444, transparent);
}
.kpi-card--danger::after {
    background: radial-gradient(circle, #ef4444, transparent 70%);
}
.kpi-card--danger .kpi-card__icon {
    background: linear-gradient(135deg, rgba(239,68,68,0.15), rgba(239,68,68,0.05));
    color: #f87171;
    box-shadow: 0 0 16px rgba(239,68,68,0.1);
}
.kpi-card--danger .kpi-card__value { color: #f87171; }
.kpi-card--danger .kpi-card__bar-fill { background: linear-gradient(90deg, #ef4444, #f87171); }

/* VAT — Amber Tint */
.kpi-card--vat {
    border-color: rgba(251,191,36,0.15);
}
.kpi-card--vat::before {
    background: linear-gradient(90deg, transparent, #fbbf24, transparent);
}
.kpi-card--vat::after {
    background: radial-gradient(circle, #fbbf24, transparent 70%);
}
.kpi-card--vat .kpi-card__icon {
    background: linear-gradient(135deg, rgba(251,191,36,0.12), rgba(251,191,36,0.04));
    color: #fbbf24;
    box-shadow: 0 0 16px rgba(251,191,36,0.08);
}
.kpi-card--vat .kpi-card__value { color: #fcd34d; }
.kpi-card--vat .kpi-card__bar-fill { background: linear-gradient(90deg, #fbbf24, #fcd34d); }

/* ── KPI entry animation ───────────────────────────────────────────── */
.kpi-grid .kpi-card { animation: kpiSlideIn 0.4s ease-out both; }
.kpi-grid .kpi-card:nth-child(1) { animation-delay: 0.05s; }
.kpi-grid .kpi-card:nth-child(2) { animation-delay: 0.1s; }
.kpi-grid .kpi-card:nth-child(3) { animation-delay: 0.15s; }
.kpi-grid .kpi-card:nth-child(4) { animation-delay: 0.2s; }
@keyframes kpiSlideIn {
    from { opacity: 0; transform: translateY(16px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}


/* ── Dashboard Charts + Alerts Layout ──────────────────────────────── */
.dash-body {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1.25rem;
}
.dash-charts {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* ── Inventory Alerts Widget ───────────────────────────────────────── */
.alerts-widget {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}
.alerts-widget__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
}
.alerts-widget__title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.alerts-widget__body {
    flex: 1;
    overflow-y: auto;
    max-height: 520px;
}
.alerts-widget__section {
    padding: 0.75rem 1.25rem 0.5rem;
}
.alerts-widget__section-title {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.alerts-widget__section-title--danger { color: var(--danger); }
.alerts-widget__section-title--warning { color: var(--warning); }
.alert-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
}
.alert-item:last-child { border-bottom: none; }
.alert-item__name {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
}
.alert-item__meta {
    font-size: 0.68rem;
    color: var(--text-faint);
}
.alert-item__badge {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-full);
}
.alert-item__badge--danger {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger-border);
}
.alert-item__badge--warning {
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid var(--warning-border);
}
.alerts-widget__footer {
    padding: 0.75rem 1.25rem;
    border-top: 1px solid var(--border);
    background: var(--bg-surface);
}
.alerts-widget__empty {
    padding: 2rem 1rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* =====================================================================
   DAILY CLOSING SECTIONS
===================================================================== */
.closing-panel {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.closing-section {
    padding: 0 0 0.75rem;
    margin-bottom: 0.75rem;
}
.closing-section:last-of-type {
    margin-bottom: 1.25rem;
    border-bottom: none;
}
.closing-section-title {
    font-size: 0.62rem;
    font-weight: 700;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 1.2px;
    margin-bottom: 0.65rem;
    padding-bottom: 0.45rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.closing-section-title--sales { color: var(--success); border-color: var(--success-border); }
.closing-section-title--profit { color: #10b981; border-color: rgba(16,185,129,0.2); }
.closing-section-title--activity { color: var(--accent-light); border-color: rgba(99,102,241,0.15); }

.closing-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.55rem 0;
}
.closing-row + .closing-row {
    border-top: 1px solid var(--border-subtle);
}
.closing-row__label {
    font-size: 0.85rem;
    color: var(--text-muted);
}
.closing-row__value {
    font-weight: 700;
    font-size: 0.92rem;
}
.closing-row--highlight .closing-row__value {
    font-size: 1.15rem;
}

/* =====================================================================
   REPORTS KPI 4×2 GRID
===================================================================== */
.metrics-grid--2x4 {
    grid-template-columns: repeat(4, 1fr);
}
.metric-card--expenses {
    background: linear-gradient(135deg, rgba(248,113,113,0.06), transparent);
    border-left: 3px solid var(--danger);
}
.metric-card--vat {
    background: linear-gradient(135deg, rgba(245,158,11,0.06), transparent);
    border-left: 3px solid #f59e0b;
}
.metric-card--netprofit {
    background: linear-gradient(135deg, rgba(16,185,129,0.06), transparent);
    border-left: 3px solid #10b981;
}
.metric-card--neutral {
    background: linear-gradient(135deg, rgba(148,163,184,0.04), transparent);
    border-left: 3px solid #64748b;
}

/* =====================================================================
   PRINT
===================================================================== */
@media print {
    .sidebar, .topbar, .btn, .filter-bar, .filter-section, .tabs-navigation, .header-actions { display: none !important; }
    .main-area { margin-left: 0 !important; }
    body { background: #fff; color: #000; }
    .card, .glass-card, .metric-card { background: #fff !important; border: 1px solid #ddd !important; backdrop-filter: none !important; box-shadow: none !important; }
    .metric-value, .header-title, .section-title { color: #000 !important; }
}

/* =====================================================================
   RESPONSIVE
===================================================================== */
@media (max-width: 1200px) {
    .metrics-grid { grid-template-columns: repeat(4, 1fr); }
    .metrics-grid--2x4 { grid-template-columns: repeat(4, 1fr); }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .pos-layout { grid-template-columns: 1fr; height: auto; }
    .form-row   { grid-template-columns: 1fr; }
    .sidebar    { transform: translateX(-100%); }
    .sidebar.sidebar--open { transform: translateX(0); }
    .main-area  { margin-left: 0; }
    .metrics-grid { grid-template-columns: repeat(2, 1fr); }
    .metrics-grid--2x4 { grid-template-columns: repeat(2, 1fr); }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .dash-body { grid-template-columns: 1fr; }
    .filter-section { flex-direction: column; align-items: stretch; }
    .stock-flow-layout, .alert-grid { grid-template-columns: 1fr; }
    .main-content { padding: 1rem; }
}
@media (max-width: 600px) {
    html { font-size: 13px; }
    .stats-grid { grid-template-columns: 1fr; }
    .metrics-grid { grid-template-columns: 1fr; }
}

/* =====================================================================
   EXTENDED UTILITY CLASSES — Added for redesigned POS views
===================================================================== */

/* ── Extra badge variants ────────────────────────────────────────── */
.badge-accent {
    background: rgba(99,102,241,0.12);
    color: var(--accent-light);
    border: 1px solid rgba(99,102,241,0.2);
}
.badge-admin {
    background: rgba(99,102,241,0.12);
    color: var(--accent-light);
    border: 1px solid rgba(99,102,241,0.2);
}
.badge-inventory {
    background: rgba(96,165,250,0.12);
    color: var(--info);
    border: 1px solid rgba(96,165,250,0.2);
}
.badge-cashier {
    background: rgba(52,211,153,0.1);
    color: var(--success);
    border: 1px solid var(--success-border);
}

/* ── Button variants ─────────────────────────────────────────────── */
.btn-success {
    background: linear-gradient(135deg, #059669, #10b981);
    color: #fff;
    border: 1px solid rgba(16,185,129,0.3);
    box-shadow: 0 2px 8px rgba(16,185,129,0.2);
}
.btn-success:hover { background: linear-gradient(135deg, #047857, #059669); box-shadow: 0 4px 12px rgba(16,185,129,0.35); }

.btn-danger {
    background: linear-gradient(135deg, #dc2626, #ef4444);
    color: #fff;
    border: 1px solid rgba(239,68,68,0.3);
    box-shadow: 0 2px 8px rgba(239,68,68,0.2);
}
.btn-danger:hover { background: linear-gradient(135deg, #b91c1c, #dc2626); box-shadow: 0 4px 12px rgba(239,68,68,0.35); }

.btn-warning {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    color: #000;
    border: 1px solid rgba(245,158,11,0.3);
    box-shadow: 0 2px 8px rgba(245,158,11,0.2);
}
.btn-warning:hover { background: linear-gradient(135deg, #b45309, #d97706); box-shadow: 0 4px 12px rgba(245,158,11,0.35); }

/* ── Form utilities ──────────────────────────────────────────────── */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.form-full { grid-column: 1 / -1; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.input-group {
    display: flex;
    gap: 0.5rem;
    align-items: stretch;
    position: relative;
}
.input-group .input { flex: 1; }

.label {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.4rem;
}

/* ── Flash messages ──────────────────────────────────────────────── */
.flash {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid;
}
.flash--success {
    background: var(--success-bg);
    color: var(--success);
    border-color: var(--success-border);
}
.flash--error {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger-border);
}

/* ── Textarea ─────────────────────────────────────────────────────── */
.textarea {
    width: 100%;
    padding: 0.6rem 0.85rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: 0.85rem;
    line-height: 1.5;
    resize: vertical;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

/* ── Checkbox / radio label ──────────────────────────────────────── */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-weight: 600;
}
.checkbox-label input[type="checkbox"],
.checkbox-label input[type="radio"] {
    accent-color: var(--accent);
    width: 15px;
    height: 15px;
    cursor: pointer;
    flex-shrink: 0;
}

/* ── Barcode scanner input ───────────────────────────────────────── */
.scanner-bar {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-input);
    border: 2px solid rgba(99,102,241,0.2);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.scanner-bar:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99,102,241,0.12), 0 0 12px rgba(99,102,241,0.08);
}

/* ── Table row highlights ────────────────────────────────────────── */
.row-in  td { background: rgba(52,211,153,0.015); }
.row-out td { background: rgba(248,113,113,0.015); }
.row-adj td { background: rgba(251,191,36,0.015); }

/* ── Field error ─────────────────────────────────────────────────── */
.field-error {
    display: block;
    color: var(--danger);
    font-size: 0.72rem;
    font-weight: 600;
    margin-top: 0.25rem;
}
.input-error {
    border-color: var(--danger) !important;
    box-shadow: 0 0 0 2px rgba(248,113,113,0.1) !important;
}

/* ── Info-border panel ───────────────────────────────────────────── */
.info-note {
    background: rgba(96,165,250,0.06);
    border: 1px solid rgba(96,165,250,0.15);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* =====================================================================
   MODALS
===================================================================== */
.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 200;
    padding: 1rem;
}
.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-lg);
    animation: modal-in 0.2s ease;
}
@keyframes modal-in { from { opacity:0; transform:scale(0.95) translateY(10px); } to { opacity:1; transform:scale(1) translateY(0); } }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.modal-title { font-size: 1.05rem; font-weight: 700; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 1.2rem; line-height: 1; padding: 0.25rem; border-radius: var(--radius-sm); transition: all var(--transition); }
.modal-close:hover { color: var(--text-primary); background: var(--bg-hover); }
.modal-body  { margin-bottom: 1.5rem; }
.modal-footer { display: flex; gap: 0.75rem; justify-content: flex-end; }