/* ======================================================================
   DESIGN SYSTEM — TRÁI CÂY NHẬP KHẨU ERP
   Nguồn sự thật duy nhất cho màu sắc & font. KHÔNG hard-code màu/font
   rải rác — luôn dùng biến CSS bên dưới.
   ====================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&family=Sora:wght@600;700&display=swap');

:root {
  --color-primary:        #F2731D;
  --color-primary-hover:  #FF8A3D;
  --color-primary-dark:   #B4530F;
  --color-secondary:      #4C8B4A;
  --color-danger:         #D64545;
  --color-warning:        #E0A72E;
  --color-bg:             #FFFCF8;
  --color-bg-admin:       #F5F6F8;
  --color-surface:        #FFFFFF;
  --color-border:         #EFE6DC;
  --color-text:           #2B2118;
  --color-text-muted:     #7A6E62;
  --font-display: 'Sora', 'Be Vietnam Pro', sans-serif;
  --font-body:    'Be Vietnam Pro', -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', 'Roboto Mono', monospace;
  --fs-h1:     32px;
  --fs-h2:     24px;
  --fs-h3:     18px;
  --fs-body:   15px;
  --fs-caption:13px;
  --fs-mono:   14px;
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-full:999px;
  --shadow-sm:  0 1px 3px rgba(43,33,24,0.08);
  --shadow-md:  0 4px 16px rgba(43,33,24,0.10);
  --shadow-lg:  0 8px 32px rgba(43,33,24,0.12);
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   40px;
  --space-2xl:  64px;
  --sidebar-w:  260px;
  --header-h:   64px;
  --transition: 0.2s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body); font-size: var(--fs-body); color: var(--color-text); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: contain;
}
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.25; color: var(--color-text); }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-hover); }
img { max-width: 100%; display: block; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-sm); padding: 10px 20px; font-family: var(--font-body); font-size: var(--fs-body); font-weight: 600; border: none; border-radius: var(--radius-md); cursor: pointer; transition: background var(--transition), transform var(--transition); white-space: nowrap; }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-hover); color: #fff; }
.btn-secondary { background: transparent; color: var(--color-primary); border: 1.5px solid var(--color-primary); }
.btn-secondary:hover { background: rgba(242,115,29,0.08); }
.btn-danger { background: var(--color-danger); color: #fff; }
.btn-ghost { background: transparent; color: var(--color-text-muted); border: 1.5px solid var(--color-border); }
.btn-ghost:hover { background: var(--color-bg); color: var(--color-text); }
.btn-sm { padding: 6px 14px; font-size: var(--fs-caption); }
.btn-lg { padding: 14px 28px; font-size: 16px; }

.badge { display: inline-flex; align-items: center; padding: 3px 10px; font-size: var(--fs-caption); font-weight: 600; border-radius: var(--radius-full); line-height: 1.4; }
.badge-success  { background: rgba(76,139,74,0.12); color: var(--color-secondary); }
.badge-warning  { background: rgba(224,167,46,0.15); color: #9A7200; }
.badge-danger   { background: rgba(214,69,69,0.12); color: var(--color-danger); }
.badge-primary  { background: rgba(242,115,29,0.12); color: var(--color-primary-dark); }
.badge-muted    { background: var(--color-bg-admin); color: var(--color-text-muted); }

.form-group { margin-bottom: var(--space-md); }
.form-label { display: block; font-size: var(--fs-caption); font-weight: 600; margin-bottom: var(--space-xs); }
.form-input, .form-select, .form-textarea { width: 100%; padding: 10px 14px; font-family: var(--font-body); font-size: var(--fs-body); color: var(--color-text); background: var(--color-surface); border: 1.5px solid var(--color-border); border-radius: var(--radius-md); outline: none; transition: border-color var(--transition), box-shadow var(--transition); }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(242,115,29,0.15); }

.card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); overflow: hidden; }
.card-body { padding: var(--space-lg); }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: var(--fs-body); }
thead th { background: var(--color-bg-admin); font-size: var(--fs-caption); font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-text-muted); padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--color-border); white-space: nowrap; }
tbody td { padding: 14px 16px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
tbody tr:hover { background: rgba(242,115,29,0.03); }
tbody tr:last-child td { border-bottom: none; }
.mono { font-family: var(--font-mono); font-size: var(--fs-mono); }

.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.text-danger { color: var(--color-danger); }
.text-success { color: var(--color-secondary); }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }