/* public/css/app.css */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@500;600&family=DM+Sans:wght@300;400;500&display=swap');

:root {
  --brand: #3C3489;
  --brand-dark: #26215C;
  --brand-light: #EEEDFE;
  --accent: #1D9E75;
  --accent-light: #E1F5EE;
  --warning: #EF9F27;
  --warning-light: #FAEEDA;
  --danger: #D85A30;
  --danger-light: #FAECE7;
  --gray-50: #F8F7F4;
  --gray-100: #F1EFE8;
  --gray-200: #D3D1C7;
  --gray-400: #888780;
  --gray-600: #5F5E5A;
  --gray-800: #2C2C2A;
  --white: #FFFFFF;
  --sidebar-w: 240px;
  --header-h: 60px;
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 1px 3px rgba(60,52,137,.08), 0 4px 16px rgba(60,52,137,.06);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body { font-family: 'DM Sans', sans-serif; background: var(--gray-50); color: var(--gray-800); min-height: 100vh; }
h1,h2,h3,h4 { font-family: 'Playfair Display', serif; font-weight: 500; }
a { text-decoration: none; color: inherit; }
button { font-family: 'DM Sans', sans-serif; cursor: pointer; border: none; outline: none; }
input, select, textarea { font-family: 'DM Sans', sans-serif; outline: none; }

/* ── LAYOUT ── */
.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: var(--sidebar-w);
  background: var(--brand-dark);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform .25s;
}
.sidebar-brand {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.sidebar-brand h2 { font-size: 1.1rem; color: #fff; letter-spacing: .01em; }
.sidebar-brand span { font-size: .75rem; opacity: .6; font-family: 'DM Sans', sans-serif; }

.sidebar-nav { flex: 1; padding: 1rem 0; overflow-y: auto; }
.nav-section { padding: .25rem .75rem; font-size: .65rem; text-transform: uppercase; letter-spacing: .1em; color: rgba(255,255,255,.4); margin: .75rem 0 .25rem; }
.nav-item {
  display: flex; align-items: center; gap: .75rem;
  padding: .6rem 1.5rem;
  font-size: .9rem; color: rgba(255,255,255,.75);
  transition: all .15s; border-left: 3px solid transparent;
}
.nav-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.nav-item.active { background: rgba(255,255,255,.12); color: #fff; border-left-color: #9FE1CB; }
.nav-item i { font-size: 1.1rem; opacity: .8; }

.sidebar-footer { padding: 1rem 1.5rem; border-top: 1px solid rgba(255,255,255,.1); font-size: .82rem; color: rgba(255,255,255,.6); }

.main-wrap { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }

.topbar {
  height: var(--header-h); background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.5rem; position: sticky; top: 0; z-index: 50;
}
.topbar-title { font-family: 'Playfair Display', serif; font-size: 1.15rem; font-weight: 500; }
.topbar-actions { display: flex; align-items: center; gap: .75rem; }

.page-content { padding: 1.5rem; flex: 1; }

/* ── CARDS ── */
.card {
  background: var(--white); border-radius: var(--radius);
  border: 1px solid var(--gray-100); padding: 1.25rem;
  box-shadow: var(--shadow);
}
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.card-title { font-size: 1rem; font-weight: 500; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 1rem; margin-bottom: 1.25rem; }

.metric-card { background: var(--white); border-radius: var(--radius); border: 1px solid var(--gray-100); padding: 1.25rem; box-shadow: var(--shadow); }
.metric-label { font-size: .78rem; color: var(--gray-400); text-transform: uppercase; letter-spacing: .05em; margin-bottom: .35rem; }
.metric-value { font-size: 1.8rem; font-family: 'Playfair Display', serif; font-weight: 600; color: var(--brand-dark); }
.metric-sub { font-size: .78rem; color: var(--gray-400); margin-top: .25rem; }
.metric-icon { font-size: 1.5rem; color: var(--brand); opacity: .5; }

/* ── BUTTONS ── */
.btn { display: inline-flex; align-items: center; gap: .4rem; padding: .5rem 1rem; border-radius: var(--radius-sm); font-size: .875rem; font-weight: 500; transition: all .15s; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-accent:hover { background: #0F6E56; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-outline { background: transparent; border-color: var(--gray-200); color: var(--gray-600); }
.btn-outline:hover { background: var(--gray-100); }
.btn-sm { padding: .3rem .7rem; font-size: .8rem; }
.btn-lg { padding: .75rem 1.5rem; font-size: 1rem; }
.btn-icon { padding: .4rem; border-radius: var(--radius-sm); background: transparent; border: 1px solid var(--gray-200); color: var(--gray-600); transition: all .15s; }
.btn-icon:hover { background: var(--gray-100); }

/* ── FORM ── */
.form-group { margin-bottom: 1rem; }
.form-label { display: block; font-size: .82rem; font-weight: 500; color: var(--gray-600); margin-bottom: .35rem; }
.form-control {
  width: 100%; padding: .55rem .85rem;
  border: 1px solid var(--gray-200); border-radius: var(--radius-sm);
  font-size: .9rem; background: var(--white); color: var(--gray-800);
  transition: border-color .15s;
}
.form-control:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(60,52,137,.1); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24'%3E%3Cpath fill='%23888' d='M7 10l5 5 5-5z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right .75rem center; padding-right: 2rem; }
textarea.form-control { resize: vertical; min-height: 80px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 1rem; }
.form-check { display: flex; align-items: center; gap: .5rem; font-size: .9rem; }
.form-check input { width: 16px; height: 16px; }

/* ── TABLE ── */
.table-wrap { overflow-x: auto; }
table.tbl { width: 100%; border-collapse: collapse; font-size: .875rem; }
table.tbl th { text-align: left; font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--gray-400); font-weight: 500; padding: .6rem 1rem; border-bottom: 2px solid var(--gray-100); }
table.tbl td { padding: .75rem 1rem; border-bottom: 1px solid var(--gray-100); color: var(--gray-800); vertical-align: middle; }
table.tbl tr:hover td { background: var(--gray-50); }
table.tbl tr:last-child td { border-bottom: none; }

/* ── BADGES ── */
.badge { display: inline-flex; align-items: center; gap: .3rem; padding: .2rem .65rem; border-radius: 999px; font-size: .75rem; font-weight: 500; }
.badge-pending  { background: var(--warning-light); color: #633806; }
.badge-prep     { background: #E6F1FB; color: #0C447C; }
.badge-ready    { background: var(--accent-light); color: #085041; }
.badge-done     { background: var(--gray-100); color: var(--gray-600); }
.badge-canceled { background: var(--danger-light); color: #712B13; }
.badge-brand    { background: var(--brand-light); color: var(--brand-dark); }

/* ── STATUS DOT ── */
.dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot-green { background: var(--accent); }
.dot-orange { background: var(--warning); }
.dot-red { background: var(--danger); }
.dot-gray { background: var(--gray-400); }

/* ── ALERTS ── */
.alert { padding: .75rem 1rem; border-radius: var(--radius-sm); font-size: .875rem; margin-bottom: 1rem; display: flex; align-items: center; gap: .5rem; }
.alert-danger { background: var(--danger-light); color: #712B13; border: 1px solid #F0997B; }
.alert-success { background: var(--accent-light); color: #085041; border: 1px solid #5DCAA5; }
.alert-warning { background: var(--warning-light); color: #633806; border: 1px solid #FAC775; }

/* ── MODAL ── */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 200; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity .2s; }
.modal-backdrop.open { opacity: 1; pointer-events: all; }
.modal { background: var(--white); border-radius: var(--radius); width: 90%; max-width: 560px; max-height: 90vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,.2); transform: translateY(16px); transition: transform .2s; }
.modal-backdrop.open .modal { transform: none; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 1.25rem 1.5rem; border-bottom: 1px solid var(--gray-100); }
.modal-body { padding: 1.5rem; }
.modal-footer { padding: 1rem 1.5rem; border-top: 1px solid var(--gray-100); display: flex; justify-content: flex-end; gap: .75rem; }

/* ── TOAST ── */
#toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 999; display: flex; flex-direction: column; gap: .5rem; }
.toast { padding: .75rem 1.25rem; border-radius: var(--radius-sm); font-size: .875rem; font-weight: 500; color: #fff; background: var(--gray-800); box-shadow: var(--shadow); animation: slideUp .2s ease; display: flex; align-items: center; gap: .5rem; }
.toast-success { background: var(--accent); }
.toast-error   { background: var(--danger); }
.toast-warning { background: var(--warning); color: var(--gray-800); }
@keyframes slideUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ── KITCHEN ── */
.kitchen-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px,1fr)); gap: 1rem; }
.kitchen-card { background: var(--white); border-radius: var(--radius); border: 2px solid var(--gray-100); padding: 1.25rem; box-shadow: var(--shadow); transition: border-color .2s; }
.kitchen-card.urgent { border-color: var(--danger); }
.kitchen-card.in-prep { border-color: var(--brand); }
.kitchen-card .mesa-tag { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gray-400); }
.kitchen-card .order-num { font-size: 1.5rem; font-family: 'Playfair Display', serif; font-weight: 600; color: var(--brand-dark); margin: .2rem 0 .75rem; }
.kitchen-card .item-row { display: flex; justify-content: space-between; font-size: .875rem; padding: .2rem 0; }
.kitchen-card .timer-tag { font-size: .78rem; color: var(--gray-400); display: flex; align-items: center; gap: .3rem; margin: .75rem 0; }
.kitchen-card .timer-tag.urgent-text { color: var(--danger); font-weight: 500; }

/* ── QR PAGE ── */
.qr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px,1fr)); gap: 1rem; }
.qr-card { text-align: center; background: var(--white); border-radius: var(--radius); border: 1px solid var(--gray-100); padding: 1.25rem .75rem; }
.qr-card canvas, .qr-card svg { width: 120px; height: 120px; }
.qr-card .qr-label { font-size: .9rem; font-weight: 500; margin-top: .5rem; }
.qr-card .qr-sub { font-size: .75rem; color: var(--gray-400); }

/* ── POS ── */
.pos-layout { display: grid; grid-template-columns: 1fr 340px; gap: 1rem; height: calc(100vh - var(--header-h) - 3rem); }
.pos-menu { overflow-y: auto; }
.pos-cart { background: var(--white); border-radius: var(--radius); border: 1px solid var(--gray-100); display: flex; flex-direction: column; overflow: hidden; }
.pos-cart-header { padding: 1rem 1.25rem; border-bottom: 1px solid var(--gray-100); }
.pos-cart-items { flex: 1; overflow-y: auto; padding: .75rem; }
.pos-cart-footer { padding: 1rem 1.25rem; border-top: 1px solid var(--gray-100); }
.cart-item { display: flex; align-items: center; gap: .75rem; padding: .6rem .5rem; border-radius: var(--radius-sm); transition: background .1s; }
.cart-item:hover { background: var(--gray-50); }
.cart-item-name { flex: 1; font-size: .875rem; }
.cart-item-qty { display: flex; align-items: center; gap: .4rem; }
.qty-btn { width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--gray-200); background: var(--gray-50); font-size: .9rem; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all .1s; }
.qty-btn:hover { background: var(--brand-light); border-color: var(--brand); }
.cart-item-price { font-size: .875rem; font-weight: 500; width: 60px; text-align: right; }
.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px,1fr)); gap: .75rem; }
.prod-card { background: var(--white); border-radius: var(--radius-sm); border: 1px solid var(--gray-100); padding: 1rem; cursor: pointer; transition: all .15s; text-align: center; }
.prod-card:hover { border-color: var(--brand); transform: translateY(-2px); box-shadow: var(--shadow); }
.prod-card.unavailable { opacity: .45; pointer-events: none; }
.prod-name { font-size: .85rem; font-weight: 500; margin-bottom: .25rem; }
.prod-price { font-size: 1rem; color: var(--accent); font-weight: 500; }
.cat-tabs { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.cat-tab { padding: .4rem .9rem; border-radius: 999px; border: 1px solid var(--gray-200); font-size: .82rem; cursor: pointer; transition: all .15s; background: var(--white); }
.cat-tab.active, .cat-tab:hover { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ── TOTALS ── */
.total-row { display: flex; justify-content: space-between; font-size: .875rem; margin-bottom: .35rem; }
.total-row.grand { font-size: 1.1rem; font-weight: 600; color: var(--brand-dark); margin-top: .5rem; padding-top: .5rem; border-top: 1px solid var(--gray-100); }

/* ── EMPTY STATE ── */
.empty-state { text-align: center; padding: 3rem 1rem; color: var(--gray-400); }
.empty-state i { font-size: 3rem; margin-bottom: 1rem; display: block; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: none; }
  .main-wrap { margin-left: 0; }
  .pos-layout { grid-template-columns: 1fr; height: auto; }
}