/* Ginta Admin Console — drop-in styles
   วาง: coupon-system/admin-app/styles.css */
:root {
  --mint-100: #e8f3eb;
  --mint-300: #b8dcc4;
  --mint-500: #6cb389;
  --mint-700: #3f8862;
  --mint-800: #2d6448;
  --terracotta: #c97a5b;
  --terracotta-deep: #a85c3f;
  --honey: #d4a13b;
  --bg: #f5f4ef;
  --surface: #ffffff;
  --surface-2: #f3f2ee;
  --surface-3: #e8e7e2;
  --line: #e7e5df;
  --line-strong: #cfccc4;
  --ink: #1f2a23;
  --ink-2: #4a5750;
  --ink-3: #7b8581;
  --ink-mute: #a8b0ac;
  --shadow-1: 0 1px 2px rgba(20,30,25,.04), 0 2px 6px rgba(20,30,25,.04);
  --shadow-2: 0 2px 6px rgba(20,30,25,.05), 0 12px 28px -8px rgba(20,30,25,.10);
  --r-sm: 8px; --r-md: 12px; --r-lg: 16px;
  --font: 'IBM Plex Sans Thai', 'Noto Sans Thai', system-ui, -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
}
[data-theme="dark"] {
  --bg:#1a201d; --surface:#252b27; --surface-2:#2c322e; --surface-3:#363c38;
  --line:#363c38; --line-strong:#454b47;
  --ink:#f0efea; --ink-2:#c4c8c4; --ink-3:#9aa09c; --ink-mute:#6e7470;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); background: var(--bg); color: var(--ink); -webkit-font-smoothing: antialiased; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* Layout */
.adm-shell { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.adm-side { background: var(--surface); border-right: 1px solid var(--line); padding: 22px 16px; display: flex; flex-direction: column; }
.adm-brand { display: flex; align-items: center; gap: 10px; padding: 0 6px 22px; }
.adm-brand-mark { width: 32px; height: 32px; border-radius: 10px; background: linear-gradient(135deg, var(--mint-500), var(--mint-700)); display: flex; align-items: center; justify-content: center; color: #fff; }
.adm-brand-name { font-size: 16px; font-weight: 800; }
.adm-brand-tag { font-size: 10px; color: var(--ink-3); margin-top: -2px; letter-spacing: .5px; }
.adm-nav { display: flex; flex-direction: column; gap: 2px; }
.adm-nav-section { font-size: 10px; font-weight: 700; color: var(--ink-mute); padding: 14px 10px 6px; letter-spacing: 1.2px; }
.adm-nav-item { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 9px; color: var(--ink-2); font-size: 13px; font-weight: 500; cursor: pointer; border: none; background: transparent; text-align: left; }
.adm-nav-item:hover { background: var(--surface-2); color: var(--ink); }
.adm-nav-item.active { background: var(--mint-100); color: var(--mint-800); font-weight: 700; }
.adm-nav-badge { margin-left: auto; background: var(--terracotta); color: #fff; font-size: 10px; padding: 2px 7px; border-radius: 9999px; font-weight: 700; }
.adm-side-foot { margin-top: auto; padding: 14px 10px; display: flex; align-items: center; gap: 10px; border-top: 1px solid var(--line); }
.adm-side-foot-avatar { width: 32px; height: 32px; border-radius: 9999px; background: var(--mint-500); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px; }

.adm-main { display: flex; flex-direction: column; min-width: 0; }
.adm-topbar { background: var(--surface); border-bottom: 1px solid var(--line); padding: 14px 28px; display: flex; align-items: center; gap: 16px; }
.adm-topbar h1 { font-size: 18px; font-weight: 700; }
.adm-topbar-spacer { flex: 1; }
.adm-search { background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; display: flex; align-items: center; gap: 8px; width: 280px; }
.adm-search input { border: none; background: transparent; outline: none; font-size: 13px; flex: 1; color: var(--ink); }
.adm-content { padding: 28px; flex: 1; overflow: auto; }

/* Cards */
.adm-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px; }
.adm-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.adm-card-title { font-size: 15px; font-weight: 700; }

/* Stat grid */
.adm-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.adm-stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 18px 20px; }
.adm-stat-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--mint-100); color: var(--mint-700); display: flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.adm-stat-icon.terracotta { background: #f5e6dd; color: var(--terracotta-deep); }
.adm-stat-icon.honey { background: #f7eed5; color: #7a5a1d; }
.adm-stat-icon.gray { background: var(--surface-2); color: var(--ink-2); }
.adm-stat-val { font-size: 26px; font-weight: 800; letter-spacing: -.5px; line-height: 1.1; }
.adm-stat-lbl { font-size: 12px; color: var(--ink-3); margin-top: 4px; }
.adm-stat-trend { display: inline-flex; align-items: center; gap: 3px; margin-top: 8px; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 9999px; background: var(--mint-100); color: var(--mint-800); }
.adm-stat-trend.down { background: #f5e6dd; color: var(--terracotta-deep); }

/* Two-col */
.adm-row { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; margin-bottom: 16px; }

/* Chart */
.adm-chart { height: 260px; display: flex; align-items: flex-end; gap: 12px; padding: 12px 0 0; border-bottom: 1px solid var(--line); position: relative; }
.adm-bar { flex: 1; background: var(--mint-500); border-radius: 6px 6px 0 0; min-height: 4px; transition: opacity .15s; position: relative; }
.adm-bar:hover { opacity: .85; }
.adm-bar-lbl { position: absolute; top: -22px; left: 50%; transform: translateX(-50%); font-size: 11px; font-weight: 700; color: var(--ink-2); white-space: nowrap; }
.adm-bar-x { display: flex; gap: 12px; padding-top: 10px; }
.adm-bar-x > div { flex: 1; text-align: center; font-size: 11px; color: var(--ink-3); font-weight: 500; }

/* Table */
.adm-table { width: 100%; border-collapse: collapse; }
.adm-table th { text-align: left; font-size: 11px; font-weight: 700; color: var(--ink-3); padding: 10px 12px; border-bottom: 1px solid var(--line); letter-spacing: .5px; text-transform: uppercase; }
.adm-table td { padding: 14px 12px; border-bottom: 1px solid var(--line); font-size: 13px; }
.adm-table tr:hover td { background: var(--surface-2); }
.adm-table tr:last-child td { border-bottom: none; }
.adm-cell-coupon { display: flex; align-items: center; gap: 10px; }
.adm-coupon-icon { width: 36px; height: 36px; border-radius: 10px; background: var(--mint-100); color: var(--mint-700); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.adm-coupon-name { font-weight: 600; color: var(--ink); }
.adm-coupon-code { font-size: 11px; color: var(--ink-3); font-family: var(--font-mono); }

/* Pills / chips */
.adm-pill { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 9999px; font-size: 11px; font-weight: 700; letter-spacing: .3px; }
.adm-pill.active { background: var(--mint-100); color: var(--mint-800); }
.adm-pill.draft { background: var(--surface-2); color: var(--ink-2); }
.adm-pill.expired { background: #f5e6dd; color: var(--terracotta-deep); }
.adm-pill.scheduled { background: #f7eed5; color: #7a5a1d; }
.adm-pill::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* Bar in cell */
.adm-rate { display: flex; align-items: center; gap: 8px; }
.adm-rate-track { flex: 1; height: 6px; background: var(--surface-2); border-radius: 9999px; overflow: hidden; }
.adm-rate-fill { height: 100%; background: var(--mint-500); border-radius: 9999px; }
.adm-rate-num { font-size: 12px; font-weight: 700; color: var(--ink-2); min-width: 36px; text-align: right; }

/* Buttons */
.adm-btn { padding: 8px 14px; border-radius: 10px; border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink); font-size: 13px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.adm-btn:hover { background: var(--surface-2); }
.adm-btn-primary { background: var(--mint-700); color: #fff; border-color: var(--mint-700); }
.adm-btn-primary:hover { background: var(--mint-800); }
.adm-btn-icon { width: 30px; height: 30px; padding: 0; justify-content: center; }

/* Filter bar */
.adm-filter-bar { display: flex; align-items: center; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.adm-chip { padding: 6px 12px; border-radius: 9999px; border: 1px solid var(--line); background: var(--surface); font-size: 12px; font-weight: 600; color: var(--ink-2); }
.adm-chip.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }

/* Activity list */
.adm-activity { display: flex; flex-direction: column; gap: 12px; }
.adm-activity-item { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.adm-activity-item:last-child { border-bottom: none; }
.adm-activity-icon { width: 32px; height: 32px; border-radius: 10px; background: var(--mint-100); color: var(--mint-700); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.adm-activity-text { flex: 1; font-size: 13px; line-height: 1.5; }
.adm-activity-time { font-size: 11px; color: var(--ink-3); margin-top: 2px; }

/* Wizard */
.adm-stepper { display: flex; align-items: center; gap: 8px; margin-bottom: 20px; }
.adm-step { display: flex; align-items: center; gap: 8px; padding: 6px 14px 6px 8px; border-radius: 9999px; background: var(--surface); border: 1px solid var(--line); font-size: 12px; font-weight: 600; color: var(--ink-3); }
.adm-step.active { background: var(--mint-700); color: #fff; border-color: var(--mint-700); }
.adm-step.done { background: var(--mint-100); color: var(--mint-800); border-color: var(--mint-300); }
.adm-step-num { width: 20px; height: 20px; border-radius: 50%; background: rgba(255,255,255,.25); display: flex; align-items: center; justify-content: center; font-size: 11px; }
.adm-step:not(.active) .adm-step-num { background: var(--surface-2); color: var(--ink-3); }

/* Form */
.adm-field { margin-bottom: 16px; }
.adm-label { font-size: 12px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; display: block; }
.adm-input, .adm-select, .adm-textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; font-size: 13px; color: var(--ink); background: var(--surface); outline: none; }
.adm-input:focus, .adm-select:focus, .adm-textarea:focus { border-color: var(--mint-500); }
.adm-textarea { min-height: 80px; resize: vertical; }

/* Pagination */
.adm-pager { display: flex; align-items: center; justify-content: space-between; padding: 14px 0 4px; }
.adm-pager-info { font-size: 12px; color: var(--ink-3); }
.adm-pager-btns { display: flex; gap: 4px; }
.adm-pager-btn { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--line); background: var(--surface); font-size: 12px; font-weight: 600; }
.adm-pager-btn.active { background: var(--mint-700); color: #fff; border-color: var(--mint-700); }

/* Toast */
.adm-toast { position: fixed; bottom: 24px; right: 24px; background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 10px; font-size: 13px; box-shadow: 0 4px 16px rgba(0,0,0,.2); z-index: 9999; opacity: 0; transform: translateY(8px); transition: opacity .2s, transform .2s; }
.adm-toast.adm-toast-show { opacity: 1; transform: translateY(0); }
.adm-toast.success { background: var(--mint-700); }
.adm-toast.error { background: var(--terracotta-deep); }

/* Login overlay */
#login-overlay { position: fixed; inset: 0; background: var(--bg); display: flex; align-items: center; justify-content: center; z-index: 8000; }
.login-box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 36px; width: 360px; box-shadow: var(--shadow-2); }
.login-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.login-title { font-size: 20px; font-weight: 800; margin-bottom: 4px; }
.login-sub { font-size: 13px; color: var(--ink-3); }

/* Modal */
#adm-modal { position: fixed; inset: 0; z-index: 8000; display: flex; align-items: center; justify-content: center; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.35); backdrop-filter: blur(2px); }
.modal-box { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-lg); width: 480px; max-width: calc(100vw - 32px); max-height: 85vh; display: flex; flex-direction: column; box-shadow: var(--shadow-2); }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; border-bottom: 1px solid var(--line); }
.modal-title { font-size: 15px; font-weight: 700; }
.modal-body { padding: 20px; overflow-y: auto; flex: 1; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; padding: 14px 20px; border-top: 1px solid var(--line); }