/* =======================================================
   POSMAX WEB DASHBOARD - PREMIUM SAAS THEME
   ======================================================= */

   @import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

   :root {
    /* Color Palette */
    --bg-app: #f1f5f9;
    --bg-card: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    /* Brand Colors */
    --brand-primary: #2563eb;
    --brand-primary-hover: #1d4ed8;
    --brand-accent: #0284c7;
    
    /* Semantic Colors */
    --success: #059669;
    --success-bg: #d1fae5;
    --warning: #d97706;
    --warning-bg: #fef3c7;
    --danger: #dc2626;
    --danger-bg: #fee2e2;
    --info: #0891b2;
    --info-bg: #cffafe;
    
    /* Borders & Shadows */
    --border-light: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    
    /* Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }
body { background-color: var(--bg-app); color: var(--text-primary); line-height: 1.5; -webkit-font-smoothing: antialiased; }

/* ================= UTILS ================= */
.hidden { display: none !important; }
.text-primary { color: var(--brand-primary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-info { color: var(--info); }
.text-right { text-align: right; }
.w-full { width: 100%; }
.mt-2 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-4 { margin-bottom: 1.5rem; }
.flex-wrap { flex-wrap: wrap; }

/* ================= NAVBAR ================= */
.navbar {
    background: var(--bg-card); height: 70px;
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 2rem; box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-light);
    position: sticky; top: 0; z-index: 100;
}
.nav-brand { display: flex; align-items: center; gap: 1rem; }
.logo-box {
    background: linear-gradient(135deg, var(--brand-primary), var(--brand-accent));
    color: white; width: 36px; height: 36px;
    border-radius: var(--radius-md);
    display: flex; justify-content: center; align-items: center; font-size: 1.1rem;
}
.nav-brand h1 { font-size: 1.25rem; font-weight: 800; color: var(--text-primary); letter-spacing: -0.03em; }
.badge { background: var(--info-bg); color: var(--info); padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.75rem; font-weight: 700; }
.badge.admin { background: #fce7f3; color: #be185d; }
.nav-user { display: flex; align-items: center; gap: 1.5rem; }
.user-info { display: flex; align-items: center; gap: 0.5rem; font-weight: 600; color: var(--text-secondary); }

/* ================= LAYOUT & CARDS ================= */
.main-container { max-width: 1300px; margin: 2rem auto; padding: 0 1.5rem; }
.header-section { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem; }
.header-section h2 { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.2rem; }
.header-section .subtitle { color: var(--text-secondary); font-size: 0.95rem; }

.card {
    background: var(--bg-card); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md); border: 1px solid rgba(0,0,0,0.03);
    padding: 1.5rem; margin-bottom: 1.5rem;
}
.border-card {
    background: var(--bg-card); border-radius: var(--radius-md);
    border: 1px solid var(--border-light); padding: 1.25rem;
}
.card-header-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.25rem; gap: 1rem; border-bottom: 1px solid var(--border-light); padding-bottom: 1rem; }
.card-title { font-size: 1.15rem; font-weight: 700; color: var(--text-primary); }

/* ================= BUTTONS ================= */
button { cursor: pointer; border: none; font-family: inherit; font-weight: 600; border-radius: var(--radius-sm); transition: all 0.2s; display: inline-flex; align-items: center; gap: 0.5rem; }
.btn-primary { background: var(--brand-primary); color: white; padding: 0.6rem 1.25rem; box-shadow: 0 2px 4px rgba(37,99,235,0.2); }
.btn-primary:hover { background: var(--brand-primary-hover); transform: translateY(-1px); box-shadow: 0 4px 6px rgba(37,99,235,0.3); }
.btn-outline { background: transparent; border: 1px solid var(--border-light); color: var(--text-secondary); padding: 0.5rem 1rem; }
.btn-outline:hover { background: var(--bg-app); color: var(--text-primary); border-color: #cbd5e1; }
.btn-copy-sm, .btn-danger-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; border-radius: 4px; }
.btn-copy-sm { background: var(--info-bg); color: var(--info); }
.btn-copy-sm:hover { background: #bae6fd; }
.btn-danger-sm { background: var(--danger-bg); color: var(--danger); }
.btn-danger-sm:hover { background: #fecaca; }

/* Filter Buttons */
.filter-row { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.btn-filter { background: white; border: 1px solid var(--border-light); color: var(--text-secondary); padding: 0.4rem 1rem; font-size: 0.85rem; border-radius: 999px; }
.btn-filter.active { background: var(--text-primary); color: white; border-color: var(--text-primary); }
.btn-filter:hover:not(.active) { border-color: #94a3b8; }

/* ================= INPUTS ================= */
.input-icon { position: relative; display: flex; align-items: center; }
.input-icon i { position: absolute; left: 1rem; color: var(--text-muted); font-size: 0.9rem; }
.input-icon input { width: 100%; padding: 0.6rem 1rem 0.6rem 2.5rem; border: 1px solid var(--border-light); border-radius: var(--radius-sm); outline: none; font-size: 0.9rem; color: var(--text-primary); background: #f8fafc; transition: all 0.2s; }
.input-icon input:focus { background: white; border-color: var(--brand-primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.select-input, .date-input { padding: 0.5rem 1rem; border: 1px solid var(--border-light); border-radius: var(--radius-sm); outline: none; font-size: 0.9rem; background: #f8fafc; color: var(--text-primary); cursor: pointer; }
.select-input:focus, .date-input:focus { border-color: var(--brand-primary); background: white; }

/* ================= TABS ================= */
.tabs { display: flex; gap: 0.5rem; border-bottom: 2px solid var(--border-light); margin-bottom: 2rem; overflow-x: auto; padding-bottom: 1px; }
.tab-btn { background: transparent; padding: 0.85rem 1.5rem; color: var(--text-secondary); border-radius: var(--radius-md) var(--radius-md) 0 0; border-bottom: 2px solid transparent; margin-bottom: -2px; font-size: 0.95rem; white-space: nowrap; }
.tab-btn i { font-size: 1.1rem; color: var(--text-muted); transition: color 0.2s; }
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--brand-primary); border-bottom-color: var(--brand-primary); font-weight: 700; }
.tab-btn.active i { color: var(--brand-primary); }

/* ================= STAT CARDS ================= */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.5rem; }
.stat-card {
    background: var(--bg-card); border-radius: var(--radius-lg); padding: 1.5rem;
    display: flex; align-items: flex-start; gap: 1.25rem;
    box-shadow: var(--shadow-md); border: 1px solid rgba(0,0,0,0.03);
    transition: transform 0.2s;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.stat-icon { width: 54px; height: 54px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; flex-shrink: 0; }
.bg-blue { background: #eff6ff; color: var(--brand-primary); }
.bg-cyan { background: #f0fdfa; color: #0d9488; }
.bg-warning { background: var(--warning-bg); color: var(--warning); }
.bg-success { background: var(--success-bg); color: var(--success); }
.stat-info h3 { font-size: 0.85rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.25rem; }
.stat-info p { font-size: 1.75rem; font-weight: 800; color: var(--text-primary); margin-bottom: 0.25rem; letter-spacing: -0.02em; }
.stat-sub { font-size: 0.8rem; color: var(--text-muted); display: flex; align-items: center; gap: 0.3rem; }

/* ================= CHART ================= */
.chart-wrapper { height: 300px; position: relative; width: 100%; }

/* ================= KPI GRIDS (Month / Day / Inv) ================= */
.kpi-grid { display: flex; flex-wrap: wrap; gap: 1rem; }
.kpi-card { background: #f8fafc; border: 1px solid var(--border-light); padding: 1rem 1.25rem; border-radius: var(--radius-md); flex: 1; min-width: 140px; display: flex; flex-direction: column; justify-content: center; }
.kpi-card.main-kpi { background: #eff6ff; border-color: #bfdbfe; }
.kpi-card.alert-kpi { background: var(--danger-bg); border-color: #fecaca; }
.kpi-label { font-size: 0.75rem; color: var(--text-secondary); text-transform: uppercase; font-weight: 600; letter-spacing: 0.05em; margin-bottom: 0.2rem; }
.kpi-val { font-size: 1.4rem; font-weight: 800; color: var(--text-primary); }

.month-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 900px) { .month-grid { grid-template-columns: 1fr; } }
.section-title { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; color: var(--text-primary); display: flex; align-items: center; gap: 0.5rem; }

/* ================= TABLES ================= */
.table-responsive { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border-light); }
.data-table { width: 100%; border-collapse: collapse; text-align: left; background: white; }
.data-table th { background: #f8fafc; color: var(--text-secondary); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; padding: 1rem; border-bottom: 1px solid var(--border-light); white-space: nowrap; }
.data-table td { padding: 1rem; border-bottom: 1px solid var(--border-light); font-size: 0.9rem; color: var(--text-primary); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: #f8fafc; }

/* Compact tables */
.data-table.compact th, .data-table.compact td { padding: 0.6rem 1rem; }

/* Special table cells */
.ticket-id { font-family: 'Courier New', Courier, monospace; background: var(--bg-app); padding: 0.2rem 0.5rem; border-radius: 4px; font-weight: 600; font-size: 0.85rem; border: 1px solid var(--border-light); }
.item-row { display: flex; justify-content: space-between; font-size: 0.85rem; padding: 2px 0; border-bottom: 1px dashed var(--border-light); }
.item-row:last-child { border-bottom: none; }
.item-name { font-weight: 500; color: var(--text-primary); }
.item-sub { color: var(--text-secondary); }

/* Badges */
.status-badge { padding: 0.2rem 0.6rem; border-radius: 999px; font-size: 0.75rem; font-weight: 700; display: inline-flex; align-items: center; gap: 0.3rem; }
.status-badge.ok  { background: var(--success-bg); color: var(--success); }
.status-badge.low { background: var(--warning-bg); color: var(--warning); }

/* ================= MODAL ================= */
.modal { position: fixed; top:0; left:0; width:100%; height:100%; background: rgba(15,23,42,0.6); backdrop-filter: blur(4px); display: flex; justify-content: center; align-items: center; z-index: 1000; }
.modal-content { background: var(--bg-card); width: 100%; max-width: 400px; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 2rem; }
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.modal-header h3 { font-size: 1.2rem; font-weight: 700; display: flex; align-items: center; gap: 0.5rem; }
.close-modal { font-size: 1.5rem; cursor: pointer; color: var(--text-muted); transition: color 0.2s; }
.close-modal:hover { color: var(--danger); }
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.4rem; font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); }

/* ================= LOGIN SPECIFIC ================= */
.login-body { display: flex; justify-content: center; align-items: center; min-height: 100vh; background: #f8fafc url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23cbd5e1" fill-opacity="0.2"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E'); }
.login-container { background: var(--bg-card); width: 100%; max-width: 380px; padding: 2.5rem; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); text-align: center; border: 1px solid rgba(0,0,0,0.05); }
.login-logo { font-size: 3rem; color: var(--brand-primary); margin-bottom: 1rem; }
.login-header h2 { color: var(--text-primary); font-size: 1.5rem; font-weight: 800; margin-bottom: 0.25rem; }
.login-header p { color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 2rem; }