/* ==========================================================================
   INTER AI — app.css  (โครงหน้าจอ + คอมโพเนนต์เฉพาะระบบ)

   กติกาโครงหน้าจอที่ห้ามผิด:
   sidebar/topbar เป็น position:fixed  →  .content ใช้ margin-left + padding-top
   + box-sizing:border-box เท่านั้น  ห้ามใส่ width:100% และห้าม display:flex ที่ตัวห่อ
   (ทั้งสองอย่างทำให้เนื้อหามุดเข้าไปใต้ sidebar เวลาเนื้อหาน้อย เช่นหน้ารายงาน)
   ========================================================================== */

:root {
    --ia-sidebar-w: 248px;
    --ia-topbar-h: 56px;
}

* { box-sizing: border-box; }

html, body { min-height: 100%; }

/* --------------------------------------------------------------------------
   Sidebar
   -------------------------------------------------------------------------- */
.ia-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--ia-sidebar-w);
    background: var(--ia-panel);
    border-right: 1px solid var(--ia-line);
    overflow-y: auto;
    overscroll-behavior: contain;
    z-index: 1040;
}

.ia-brand {
    display: block;
    padding: 1rem 1.15rem 0.9rem;
    border-bottom: 1px solid var(--ia-line-soft);
    text-decoration: none;
}

.ia-brand-mark {
    font-family: "Anuphan", var(--bs-font-sans-serif);
    font-size: 1.28rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--ia-ink);
    line-height: 1.1;
}

.ia-brand-mark em {
    font-style: normal;
    color: var(--ia-primary);
}

.ia-brand-sub {
    display: block;
    font-size: 0.7rem;
    color: var(--ia-muted);
    margin-top: 0.15rem;
}

.ia-nav { padding: 0.6rem 0.55rem 2rem; }

.ia-nav-group {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    width: 100%;
    border: 0;
    background: none;
    cursor: pointer;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ia-muted);
    padding: 0.9rem 0.6rem 0.35rem;
}

.ia-nav-group-label { flex: 1; text-align: left; }

.ia-nav-chevron {
    flex: 0 0 14px;
    opacity: 0.6;
    transition: transform 0.15s ease;
}

.ia-nav-group.is-open .ia-nav-chevron { transform: rotate(90deg); }

.ia-nav-link {
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.44rem 0.6rem;
    border-radius: var(--ia-radius-sm);
    color: var(--ia-ink-soft);
    text-decoration: none;
    font-size: 0.875rem;
    line-height: 1.4;
}

.ia-nav-link:hover { background: var(--ia-line-soft); color: var(--ia-ink); }

.ia-nav-link.is-active {
    background: var(--ia-primary-soft);
    color: var(--ia-primary-dark);
    font-weight: 500;
}

.ia-nav-link.is-locked { color: var(--ia-muted); cursor: default; }
.ia-nav-link.is-locked:hover { background: transparent; }

.ia-nav-phase {
    margin-left: auto;
    font-size: 0.65rem;
    color: var(--ia-muted);
    border: 1px solid var(--ia-line);
    border-radius: 999px;
    padding: 0 0.4rem;
}

.ia-nav-icon { flex: 0 0 16px; color: currentColor; opacity: 0.75; }

.ia-nav-sub { padding-left: 1.55rem; }
.ia-nav-sub .ia-nav-link { padding-top: 0.33rem; padding-bottom: 0.33rem; }

/* --------------------------------------------------------------------------
   Topbar
   -------------------------------------------------------------------------- */
.ia-topbar {
    position: fixed;
    top: 0;
    right: 0;
    left: var(--ia-sidebar-w);
    height: var(--ia-topbar-h);
    background: oklch(1 0 0 / 0.92);
    backdrop-filter: saturate(1.2);
    border-bottom: 1px solid var(--ia-line);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1.25rem;
    z-index: 1030;
}

.ia-topbar-title {
    font-family: "Anuphan", var(--bs-font-sans-serif);
    font-size: 1.02rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 0;
}

.ia-topbar-right { margin-left: auto; display: flex; align-items: center; gap: 0.6rem; }

.ia-user {
    text-align: right;
    line-height: 1.25;
    font-size: 0.8rem;
}

.ia-user strong { display: block; font-weight: 500; }
.ia-user span { color: var(--ia-muted); font-size: 0.72rem; }

.ia-burger { display: none; }

/* --------------------------------------------------------------------------
   Content — margin-left + padding-top เท่านั้น (ห้าม width:100%)
   -------------------------------------------------------------------------- */
.ia-content {
    margin-left: var(--ia-sidebar-w);
    padding-top: var(--ia-topbar-h);
    padding-bottom: 3rem;
    min-height: 100vh;
}

.ia-page { padding: 1.35rem 1.25rem 0; }

.ia-page-head {
    margin-bottom: 1rem;
}

.ia-page-title {
    font-family: "Anuphan", var(--bs-font-sans-serif);
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin: 0 0 0.15rem;
}

.ia-page-desc { color: var(--ia-muted); font-size: 0.85rem; margin: 0; }

/* --------------------------------------------------------------------------
   Panel + toolbar
   -------------------------------------------------------------------------- */
.ia-panel {
    background: var(--ia-panel);
    border: 1px solid var(--ia-line);
    border-radius: var(--ia-radius);
    overflow: hidden;
}

.ia-toolbar {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem;
    border-bottom: 1px solid var(--ia-line-soft);
}

.ia-search { position: relative; max-width: 340px; flex: 1 1 240px; }
.ia-search input { padding-left: 2rem; }
.ia-search svg {
    position: absolute;
    left: 0.6rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--ia-muted);
}

.ia-count { font-size: 0.8rem; color: var(--ia-muted); margin-left: auto; white-space: nowrap; }

.ia-table-wrap { overflow-x: auto; }

.ia-foot {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    border-top: 1px solid var(--ia-line-soft);
}

.ia-foot .pagination { margin: 0 0 0 auto; }

/* --------------------------------------------------------------------------
   ตัวเด่นของระบบนี้: รหัสสินค้า/ชิ้นส่วน
   รหัสแบบ FSF-ST-200-H200X60-BK คือภาษาที่หน้างานใช้กันจริง
   จึงตั้งใจให้อ่านง่ายที่สุด — mono + ขีดคั่นจางลง เพื่อให้ตากวาดเห็นเป็นท่อน ๆ
   -------------------------------------------------------------------------- */
.sku {
    font-family: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
    font-size: 0.8rem;
    letter-spacing: -0.01em;
    color: var(--ia-ink);
    white-space: nowrap;
}

.sku i { font-style: normal; color: var(--ia-line); padding: 0 0.02em; }

/* --------------------------------------------------------------------------
   Badge / สถานะ
   -------------------------------------------------------------------------- */
.ia-tag {
    display: inline-block;
    font-size: 0.72rem;
    line-height: 1.5;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    border: 1px solid var(--ia-line);
    color: var(--ia-ink-soft);
    background: var(--ia-line-soft);
    white-space: nowrap;
}

.ia-tag.is-on    { background: var(--ia-green-soft); border-color: transparent; color: oklch(0.42 0.11 155); }
.ia-tag.is-off   { background: var(--ia-line-soft);  border-color: transparent; color: var(--ia-muted); }
.ia-tag.is-warn  { background: var(--ia-amber-soft); border-color: transparent; color: oklch(0.48 0.11 62); }
.ia-tag.is-alert { background: var(--ia-red-soft);   border-color: transparent; color: oklch(0.46 0.15 25); }

.ia-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    border: 1px solid oklch(0.24 0.02 250 / 0.18);
    margin-right: 0.35rem;
    vertical-align: -1px;
}

.ia-num { font-variant-numeric: tabular-nums; }

.ia-row-actions { white-space: nowrap; text-align: right; }

.ia-icon-btn {
    border: 1px solid transparent;
    background: transparent;
    color: var(--ia-muted);
    border-radius: var(--ia-radius-sm);
    padding: 0.2rem 0.35rem;
    line-height: 1;
}

.ia-icon-btn:hover { background: var(--ia-line-soft); color: var(--ia-ink); }
.ia-icon-btn.is-danger:hover { background: var(--ia-red-soft); color: var(--ia-red); }

/* --------------------------------------------------------------------------
   Empty state
   -------------------------------------------------------------------------- */
.ia-empty { padding: 3rem 1rem; text-align: center; color: var(--ia-muted); }
.ia-empty strong { display: block; color: var(--ia-ink-soft); font-weight: 500; margin-bottom: 0.2rem; }

/* --------------------------------------------------------------------------
   Stat cards (แดชบอร์ด)
   -------------------------------------------------------------------------- */
.ia-stat {
    display: block;
    background: var(--ia-panel);
    border: 1px solid var(--ia-line);
    border-radius: var(--ia-radius);
    padding: 0.85rem 0.95rem;
    text-decoration: none;
    color: inherit;
}

.ia-stat:hover { border-color: var(--ia-primary); }
.ia-stat-label { font-size: 0.78rem; color: var(--ia-muted); }
.ia-stat-value {
    font-family: "Anuphan", var(--bs-font-sans-serif);
    font-size: 1.6rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    line-height: 1.15;
}

/* --------------------------------------------------------------------------
   Dropdown ที่พิมพ์ค้นได้ — เปิดมาต้องเห็นรายการทันที ไม่ใช่ช่องว่างเปล่า
   -------------------------------------------------------------------------- */
.ia-select { position: relative; }

.ia-select-menu {
    position: absolute;
    z-index: 1080;
    left: 0;
    right: 0;
    top: calc(100% + 2px);
    background: var(--ia-panel);
    border: 1px solid var(--ia-line);
    border-radius: var(--ia-radius-sm);
    box-shadow: var(--ia-shadow);
    max-height: 260px;
    overflow-y: auto;
    display: none;
}

.ia-select-menu.is-open { display: block; }

.ia-select-option {
    padding: 0.4rem 0.7rem;
    font-size: 0.875rem;
    cursor: pointer;
}

.ia-select-option:hover, .ia-select-option.is-cursor { background: var(--ia-primary-soft); }
.ia-select-option.is-selected { font-weight: 500; color: var(--ia-primary-dark); }
.ia-select-empty { padding: 0.6rem 0.7rem; font-size: 0.8rem; color: var(--ia-muted); }

/* ช่องยิงบาร์โค้ด */
.ia-barcode { position: relative; }
.ia-barcode input { padding-left: 2.1rem; font-family: "IBM Plex Mono", monospace; }
.ia-barcode svg { position: absolute; left: 0.65rem; top: 50%; transform: translateY(-50%); color: var(--ia-muted); }

/* จุดแดงบนกระดิ่ง — บอกจำนวนเรื่องที่ยังไม่อ่าน */
.ia-bell-dot {
    position: absolute;
    top: -2px;
    right: -4px;
    background: var(--ia-red);
    color: #fff;
    font-size: 0.62rem;
    line-height: 1;
    padding: 2px 4px;
    border-radius: 999px;
    font-variant-numeric: tabular-nums;
}

/* แถวที่ระบบเสนอให้ตัดสต็อก — เน้นไว้ให้ตากวาดเจอก่อนแถวอื่น */
.ia-row-suggested { background: var(--ia-primary-soft); }

/* --------------------------------------------------------------------------
   Toast
   -------------------------------------------------------------------------- */
.ia-toast-wrap { position: fixed; right: 1rem; bottom: 1rem; z-index: 1090; display: grid; gap: 0.5rem; }

.ia-toast {
    background: var(--ia-ink);
    color: #fff;
    border-radius: var(--ia-radius-sm);
    padding: 0.6rem 0.9rem;
    font-size: 0.85rem;
    box-shadow: var(--ia-shadow);
    animation: ia-toast-in 0.18s ease-out;
}

.ia-toast.is-error { background: var(--ia-red); }

@keyframes ia-toast-in {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: none; }
}

/* --------------------------------------------------------------------------
   Login
   -------------------------------------------------------------------------- */
.ia-login {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 1.5rem;
    background:
        radial-gradient(circle at 15% 15%, oklch(0.955 0.022 248), transparent 45%),
        var(--ia-surface);
}

.ia-login-card {
    width: 100%;
    max-width: 380px;
    background: var(--ia-panel);
    border: 1px solid var(--ia-line);
    border-radius: var(--ia-radius);
    box-shadow: var(--ia-shadow);
    padding: 1.75rem 1.6rem;
}

/* --------------------------------------------------------------------------
   จอเล็ก — sidebar เลื่อนออกนอกจอ, content ยกเลิก margin
   -------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .ia-sidebar {
        transform: translateX(-100%);
        transition: transform 0.18s ease-out;
        box-shadow: var(--ia-shadow);
    }

    .ia-sidebar.is-open { transform: none; }

    .ia-topbar { left: 0; }

    .ia-content { margin-left: 0; }

    .ia-burger { display: inline-flex; }

    .ia-backdrop {
        position: fixed;
        inset: 0;
        background: oklch(0.24 0.02 250 / 0.35);
        z-index: 1035;
        display: none;
    }

    .ia-backdrop.is-open { display: block; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation: none !important; transition: none !important; }
}

:focus-visible {
    outline: 2px solid var(--ia-primary);
    outline-offset: 2px;
}