/* OTIBEX POS — main stylesheet */
:root {
    --brand: #0a6c4a;
    --brand-dark: #074d35;
    --accent: #f6a609;
    --bg: #f4f6f8;
    --panel: #ffffff;
    --border: #e2e7ec;
    --text: #1f2a33;
    --muted: #7b8a97;
    --danger: #c0392b;
    --ok: #1e9e63;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(0,0,0,.08);
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.45;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
.page-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.page-head h1 { margin-bottom: .5rem; }
h2 { font-size: 1.15rem; margin: 0 0 .75rem; }

/* ---- Top bar ---- */
.topbar {
    display: flex; align-items: center; gap: 1rem;
    background: var(--brand); color: #fff;
    padding: .6rem 1rem; flex-wrap: wrap;
}
.topbar a { color: #fff; }
.brand a { font-weight: 700; font-size: 1.15rem; }
.brand .tag {
    background: var(--accent); color: #222; font-size: .65rem; font-weight: 700;
    padding: .1rem .4rem; border-radius: 4px; margin-left: .35rem; vertical-align: middle;
}
.mainnav { display: flex; gap: .25rem; flex-wrap: wrap; flex: 1; }
.mainnav a { padding: .4rem .7rem; border-radius: 6px; font-size: .92rem; }
.mainnav a:hover { background: rgba(255,255,255,.15); text-decoration: none; }
.userbox { display: flex; align-items: center; gap: .75rem; font-size: .85rem; }
.userbox small { opacity: .8; }

.container { max-width: 1150px; margin: 1.25rem auto; padding: 0 1rem; }
.appfoot { text-align: center; color: var(--muted); padding: 2rem 1rem; }

/* ---- Flash messages ---- */
.flash { padding: .7rem 1rem; border-radius: 8px; margin-bottom: 1rem; font-size: .95rem; }
.flash-success { background: #e6f6ee; color: #0d6b41; border: 1px solid #b6e3cc; }
.flash-error { background: #fdeceb; color: #a02b1f; border: 1px solid #f3c6c1; }

/* ---- Panels & cards ---- */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem; margin-bottom: 1.25rem; box-shadow: var(--shadow); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1rem; margin-bottom: 1.25rem; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow); }
.card-link { transition: transform .08s, box-shadow .08s; }
.card-link:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,.12); text-decoration: none; }
.card-icon { font-size: 1.8rem; }
.card-title { color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .03em; }
.card-big { font-size: 1.8rem; font-weight: 700; margin: .2rem 0; }
.card-sub { color: var(--muted); font-size: .85rem; }

/* ---- Tables ---- */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: .55rem .6rem; border-bottom: 1px solid var(--border); font-size: .92rem; }
.table th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; }
.table.compact td, .table.compact th { padding: .4rem .5rem; }
.row-inactive { opacity: .5; }
.row-actions { display: flex; gap: .35rem; align-items: center; flex-wrap: wrap; }
.muted { color: var(--muted); }
.text-warn { color: #b9770a; font-weight: 600; }
.text-danger { color: var(--danger); font-weight: 700; }

/* ---- Badges ---- */
.badge { display: inline-block; padding: .12rem .5rem; border-radius: 20px; font-size: .75rem; background: #eef1f4; color: #555; }
.badge-ok { background: #e6f6ee; color: #0d6b41; }
.badge-sale { background: #fff2d6; color: #95610a; font-weight: 700; }

/* ---- Forms ---- */
label { display: block; font-size: .88rem; color: #44515c; margin-bottom: .75rem; }
input, select, textarea {
    width: 100%; padding: .55rem .65rem; border: 1px solid var(--border); border-radius: 8px;
    font-size: .95rem; font-family: inherit; margin-top: .25rem; background: #fff;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand); border-color: var(--brand); }
.grid-form { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
.grid-form .span2 { grid-column: 1 / -1; }
.checkbox-row { display: flex; align-items: center; gap: .5rem; }
.checkbox-row input { width: auto; margin: 0; }
.checkbox-row.big { font-size: 1rem; font-weight: 600; }
.form-actions { display: flex; gap: .5rem; margin-top: .5rem; }
.inline-form { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.inline-form input, .inline-form select { width: auto; flex: 0 1 auto; margin: 0; }
.inline-mini { display: flex; gap: .25rem; }
.inline-mini input { width: 130px; margin: 0; }

/* ---- Buttons ---- */
.btn {
    display: inline-block; cursor: pointer; border: 1px solid var(--border); background: #fff;
    color: var(--text); padding: .5rem .85rem; border-radius: 8px; font-size: .9rem; font-family: inherit;
    text-align: center;
}
.btn:hover { background: #f0f2f4; text-decoration: none; }
.btn-primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-dark); }
.btn-danger { background: #fff; border-color: #e9b9b3; color: var(--danger); }
.btn-danger:hover { background: #fdeceb; }
.btn-ghost { background: transparent; }
.btn-sm { padding: .3rem .55rem; font-size: .8rem; }
.btn-lg { padding: .75rem 1.2rem; font-size: 1.05rem; font-weight: 600; }

/* ---- Auth pages ---- */
.auth-bg { display: flex; align-items: center; justify-content: center; min-height: 100vh; background: linear-gradient(135deg, var(--brand), var(--brand-dark)); padding: 1rem; }
.auth-card { background: #fff; border-radius: 14px; padding: 2rem; width: 100%; max-width: 400px; box-shadow: 0 10px 40px rgba(0,0,0,.25); }
.auth-card h1 { font-size: 1.3rem; text-align: center; color: var(--brand); }
.auth-logo { display: block; max-width: 160px; max-height: 90px; margin: 0 auto 1rem; object-fit: contain; }
.logo-preview { display: flex; align-items: center; gap: 1rem; margin-bottom: .5rem; }
.logo-preview img { max-width: 140px; max-height: 70px; border: 1px solid var(--border); border-radius: 8px; padding: 4px; background: #fff; object-fit: contain; }
.logo-preview .checkbox-row { margin: 0; }
.auth-card .hint { text-align: center; color: var(--muted); margin-top: -.5rem; }
.auth-card .btn-primary { width: 100%; margin-top: .5rem; }
.auth-foot { text-align: center; color: var(--muted); font-size: .78rem; margin: 1rem 0 0; }
.hint { font-size: .9rem; color: var(--muted); }
.hint code { background: #eef1f4; padding: .1rem .35rem; border-radius: 4px; }

/* ---- POS layout ---- */
.pos { display: grid; grid-template-columns: 1fr 380px; gap: 1rem; align-items: start; }
.pos-products, .pos-cart { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow); }
.pos-cart { position: sticky; top: 1rem; }
.pos-search { display: flex; gap: .5rem; margin-bottom: 1rem; }
.pos-search input { flex: 1; margin: 0; }
.pos-search select { width: auto; margin: 0; }

.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: .6rem; max-height: 70vh; overflow-y: auto; }
.product-card {
    border: 1px solid var(--border); border-radius: 10px; padding: .6rem; cursor: pointer;
    background: #fff; transition: border-color .08s, transform .08s; text-align: left;
}
.product-card:hover { border-color: var(--brand); transform: translateY(-1px); }
.product-card .p-name { font-weight: 600; font-size: .9rem; }
.product-card .p-price { color: var(--brand); font-weight: 700; margin-top: .25rem; }
.product-card .p-price .was { color: var(--muted); text-decoration: line-through; font-weight: 400; font-size: .78rem; margin-right: .25rem; }
.product-card .p-stock { font-size: .75rem; color: var(--muted); margin-top: .2rem; }
.product-card.out { opacity: .5; cursor: not-allowed; }
.product-card .sale-flag { font-size: .65rem; background: var(--accent); color: #222; border-radius: 4px; padding: 0 .3rem; font-weight: 700; }

/* ---- Cart ---- */
.cart-items { max-height: 38vh; overflow-y: auto; margin-bottom: .75rem; }
.cart-line { display: grid; grid-template-columns: 1fr auto; gap: .25rem; padding: .5rem 0; border-bottom: 1px solid var(--border); }
.cart-line .cl-name { font-weight: 600; font-size: .9rem; }
.cart-line .cl-sub { color: var(--muted); font-size: .8rem; }
.cart-line .cl-right { text-align: right; }
.cart-line .cl-total { font-weight: 700; }
.qty-ctrl { display: inline-flex; align-items: center; gap: .35rem; margin-top: .25rem; }
.qty-ctrl button { width: 26px; height: 26px; padding: 0; border-radius: 6px; font-size: 1rem; line-height: 1; }
.qty-ctrl input { width: 46px; text-align: center; padding: .2rem; margin: 0; }
.cl-remove { color: var(--danger); cursor: pointer; font-size: .8rem; background: none; border: none; }

.cart-summary { border-top: 2px solid var(--border); padding-top: .6rem; }
.cart-summary .row, .change-row { display: flex; justify-content: space-between; padding: .2rem 0; }
.total-row { font-size: 1.25rem; font-weight: 700; color: var(--brand); }
.discount-row { display: flex; align-items: center; justify-content: space-between; gap: .5rem; margin: .4rem 0; }
.discount-row input { width: 110px; margin: 0; }

.checkout { margin-top: .75rem; border-top: 1px solid var(--border); padding-top: .75rem; }
.pay-split { margin: .5rem 0; }
.pay-split .lbl { font-size: .85rem; color: #44515c; }
.pay-row { display: flex; gap: .4rem; align-items: center; margin-top: .35rem; }
.pay-fill { flex: 0 0 110px; padding: .5rem .3rem; border: 1px solid var(--border); background: #fff; border-radius: 8px; cursor: pointer; font-size: .85rem; text-align: left; }
.pay-fill:hover { border-color: var(--brand); background: #e6f6ee; }
.pay-amt { flex: 1; margin: 0; text-align: right; }
.pay-amt:disabled { background: #f0f2f4; }
.pay-hint { font-size: .72rem; color: var(--muted); margin: .4rem 0 0; }
.change-row { font-size: 1rem; font-weight: 600; }
.checkout-actions { display: flex; gap: .5rem; margin-top: .75rem; }
.checkout-actions .btn-lg { flex: 1; }

@media (max-width: 820px) {
    .pos { grid-template-columns: 1fr; }
    .pos-cart { position: static; }
    .grid-form { grid-template-columns: 1fr; }
}