/* ===== LAHEJ & SULTAN — SHARED DESIGN SYSTEM v2 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --green-dark:  #1a7a3c;
    --green-mid:   #2e9e52;
    --green-light: #eaf7ee;
    --green-acc:   #3dbd63;
    --white:       #ffffff;
    --gray-50:     #f8fafc;
    --gray-100:    #f1f5f9;
    --gray-200:    #e2e8f0;
    --gray-400:    #94a3b8;
    --gray-600:    #475569;
    --gray-800:    #1e293b;
    --red:         #dc2626;
    --blue:        #2563eb;
    --border:      #c8e6d0;
    --radius:      5px;
    --shadow:      0 4px 24px rgba(26,122,60,.10);
    --font:        'Segoe UI', system-ui, -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font); background: #f0f7f2; color: var(--gray-800); min-height: 100vh; padding: 24px 16px 56px; font-size: 14px; line-height: 1.6; }

/* ────────────────────────────────────
   PAGE WRAPPERS
──────────────────────────────────── */
.ls-page      { max-width: 680px; margin: 0 auto; }
.ls-page-wide { max-width: 1000px; margin: 0 auto; }
.ls-page-sm   { max-width: 420px; margin: 0 auto; }

/* ────────────────────────────────────
   CARD
──────────────────────────────────── */
.ls-card { background: var(--white); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); }

/* ────────────────────────────────────
   HEADER  (consistent on every page)
──────────────────────────────────── */
.ls-header { background: linear-gradient(135deg, #145f2e 0%, #1e8040 55%, #2ba050 100%); padding: 20px 28px; display: flex; align-items: center; gap: 16px; border-bottom: 3px solid rgba(255,255,255,.12); }
.ls-header-logo { height: 52px; width: auto; flex-shrink: 0; border-radius: var(--radius); }
.ls-header-text { flex: 1; }
.ls-header-company { font-size: 17px; font-weight: 700; color: var(--white); letter-spacing: .2px; line-height: 1.2; }
.ls-header-sub { font-size: 11px; font-weight: 500; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,.65); margin-top: 3px; }
.ls-header-meta { text-align: right; font-size: 12px; color: rgba(255,255,255,.75); line-height: 1.7; }
.ls-header-meta strong { color: var(--white); }

/* Centered header variant (login pages) */
.ls-header-center { flex-direction: column; text-align: center; padding: 28px 28px 22px; }
.ls-header-center .ls-header-logo { height: 56px; margin-bottom: 8px; }
.ls-header-center .ls-header-meta { text-align: center; }

/* ────────────────────────────────────
   INVOICE STRIP
──────────────────────────────────── */
.ls-strip { background: var(--green-light); border-bottom: 1px solid var(--border); padding: 9px 28px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--gray-600); gap: 10px; flex-wrap: wrap; }
.ls-strip strong { color: var(--green-dark); }
.ls-badge { background: var(--green-dark); color: var(--white); font-size: 10px; font-weight: 600; letter-spacing: .6px; padding: 3px 10px; border-radius: var(--radius); text-transform: uppercase; white-space: nowrap; }

/* ────────────────────────────────────
   SECTIONS
──────────────────────────────────── */
.ls-section { padding: 20px 28px; border-bottom: 1px solid var(--gray-100); }
.ls-section:last-of-type { border-bottom: none; }

.ls-section-label { font-size: 10px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; color: var(--green-dark); margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.ls-section-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* ────────────────────────────────────
   GRID HELPERS
──────────────────────────────────── */
.ls-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ls-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.ls-grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }

/* ────────────────────────────────────
   INFO ROWS  (read-only customer data)
──────────────────────────────────── */
.ls-info { display: flex; flex-direction: column; gap: 7px; }
.ls-info-row { display: flex; gap: 6px; align-items: baseline; font-size: 13px; }
.ls-info-label { color: var(--gray-400); font-size: 11px; font-weight: 600; min-width: 120px; flex-shrink: 0; text-transform: uppercase; letter-spacing: .3px; }
.ls-info-value { color: var(--gray-800); font-weight: 600; }
.ls-info-value.hi { color: var(--green-dark); }

/* ────────────────────────────────────
   FORM FIELDS  (consistent across all pages)
──────────────────────────────────── */
.ls-field { display: flex; flex-direction: column; gap: 4px; }
.ls-field label { font-size: 11px; font-weight: 600; color: var(--gray-600); text-transform: uppercase; letter-spacing: .4px; }
.ls-field input[type=text],
.ls-field input[type=password],
.ls-field input[type=number],
.ls-field input[type=date],
.ls-field input[type=tel],
.ls-field input[type=email],
.ls-field select,
.ls-field textarea {
    border: 1.5px solid var(--border); border-radius: var(--radius); padding: 11px 14px; font-size: 14px; min-height: 46px; color: var(--gray-800); background: var(--gray-50); outline: none;
    transition: border-color .18s, box-shadow .18s; width: 100%; font-family: var(--font); appearance: auto;
}
.ls-field input:focus,
.ls-field select:focus,
.ls-field textarea:focus { border-color: var(--green-mid); box-shadow: 0 0 0 3px rgba(46,158,82,.12); background: var(--white); }
.ls-field textarea { resize: vertical; min-height: 70px; }

/* Autocomplete dropdown */
.ls-autocomplete-list {
    display: none; position: absolute; top: 100%; left: 0; right: 0; margin-top: 4px; z-index: 40;
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: 0 8px 24px rgba(0,0,0,.12); max-height: 200px; overflow-y: auto;
}
.ls-autocomplete-item { padding: 9px 14px; font-size: 13px; color: var(--gray-800); cursor: pointer; }
.ls-autocomplete-item.active { background: var(--blue); color: var(--white); }

/* Icon-left input */
.ls-input-icon { display: flex; align-items: center; border: 1.5px solid var(--border); border-radius: var(--radius); background: var(--gray-50); overflow: hidden; transition: border-color .18s; }
.ls-input-icon:focus-within { border-color: var(--green-mid); box-shadow: 0 0 0 3px rgba(46,158,82,.12); background: var(--white); }
.ls-input-icon .ls-icon-wrap { padding: 9px 12px; color: var(--gray-400); border-right: 1px solid var(--border); flex-shrink: 0; display: flex; align-items: center; }

.ls-input-icon input { border: none !important; background: transparent !important; box-shadow: none !important; padding: 9px 12px; width: 100%; font-size: 13px; outline: none; font-family: var(--font); color: var(--gray-800); }

/* Radio group */
.ls-radio-group { display: flex; gap: 20px; align-items: center; padding-top: 4px; }
.ls-radio-group label { display: flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 500; color: var(--gray-800); cursor: pointer; text-transform: none; letter-spacing: 0; }
.ls-radio-group input[type=radio] {
    accent-color: var(--green-mid);
    width: 15px; height: 15px; cursor: pointer;
}

/* ────────────────────────────────────
   BUTTONS
──────────────────────────────────── */
.ls-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 22px; border-radius: var(--radius); font-size: 13px; font-weight: 600; cursor: pointer; border: 1.5px solid transparent; transition: background .18s, transform .15s, box-shadow .15s, opacity .15s;
    font-family: var(--font); text-decoration: none; white-space: nowrap; letter-spacing: .1px;
}
.ls-btn:hover  { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(0,0,0,.13); }
.ls-btn:active { transform: translateY(0); box-shadow: none; }

.ls-btn-primary { background: var(--green-dark); color: var(--white); border-color: var(--green-dark); }
.ls-btn-primary:hover { background: var(--green-mid); border-color: var(--green-mid); }

.ls-btn-secondary { background: var(--green-acc); color: var(--white); border-color: var(--green-acc); }
.ls-btn-outline { background: transparent; color: var(--green-dark); border-color: var(--green-dark); }
.ls-btn-outline:hover { background: var(--green-light); }
.ls-btn-danger  { background: var(--red); color: var(--white); border-color: var(--red); }
.ls-btn-danger:hover { background: #b91c1c; border-color: #b91c1c; }
.ls-btn-blue    { background: var(--blue); color: var(--white); border-color: var(--blue); }

.ls-btn-sm   { padding: 7px 16px; font-size: 12px; }
.ls-btn-full { width: 100%; }
.ls-btn svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ────────────────────────────────────
   ACTION BAR
──────────────────────────────────── */
.ls-actions { display: flex; justify-content: center; gap: 10px; margin-top: 20px; flex-wrap: wrap; }

/* ────────────────────────────────────
   BILL SUMMARY BOX
──────────────────────────────────── */
.ls-summary { background: var(--green-light); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.ls-sum-row { display: flex; justify-content: space-between; align-items: center; font-size: 13px; padding: 9px 16px; border-bottom: 1px solid var(--border); color: var(--gray-600); }
.ls-sum-row:last-child { border-bottom: none; }
.ls-sum-row span:last-child { font-weight: 600; color: var(--gray-800); }
.ls-sum-row.total { background: var(--green-dark); color: rgba(255,255,255,.8); font-weight: 700; font-size: 14px; border-bottom: none; }
.ls-sum-row.total span:last-child { color: var(--white); font-size: 15px; }

/* ────────────────────────────────────
   SIGNATURE ROW
──────────────────────────────────── */
.ls-sig-row  { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.ls-sig-box  { border-top: 2px solid var(--border); padding-top: 8px; }
.ls-sig-label { font-size: 11px; font-weight: 600; color: var(--gray-400); text-transform: uppercase; letter-spacing: .4px; }
.ls-sig-name  { font-size: 14px; font-weight: 700; color: var(--gray-800); margin-top: 4px; min-height: 22px; }

/* ────────────────────────────────────
   THANK-YOU FOOTER
──────────────────────────────────── */
.ls-thankyou { background: var(--green-light); text-align: center; padding: 13px; font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--green-dark); border-top: 1px solid var(--border); }

/* ────────────────────────────────────
   TABLE
──────────────────────────────────── */
.ls-table-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); overflow-x: auto; -webkit-overflow-scrolling: touch; }
.ls-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.ls-table thead tr { background: linear-gradient(135deg, #145f2e, #2ba050); }
.ls-table thead th { padding: 11px 14px; color: var(--white); font-weight: 600; font-size: 11px; text-align: left; white-space: nowrap; text-transform: uppercase; letter-spacing: .4px; }
.ls-table tbody tr { border-bottom: 1px solid var(--gray-100); transition: background .12s; }
.ls-table tbody tr:last-child { border-bottom: none; }
.ls-table tbody tr:hover { background: var(--green-light); }
.ls-table td { padding: 10px 14px; color: var(--gray-800); vertical-align: middle; }
.ls-table tbody tr:nth-child(even) td { background: var(--gray-50); }
.ls-table tbody tr:nth-child(even):hover td { background: var(--green-light); }

/* ────────────────────────────────────
   EMPTY STATE
──────────────────────────────────── */
.ls-empty { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 36px 16px; color: var(--gray-400); text-align: center; }
.ls-empty svg { width: 40px; height: 40px; fill: none; stroke: var(--gray-400); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.ls-empty div { font-size: 13px; font-weight: 500; }

/* ────────────────────────────────────
   FILTER BAR
──────────────────────────────────── */
.ls-filter-bar { background: var(--gray-50); border-bottom: 1px solid var(--border); padding: 14px 28px; }
.ls-filter-row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.ls-filter-field { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 140px; width: 100%; }
.ls-filter-field label { font-size: 11px; font-weight: 600; color: var(--gray-600); text-transform: uppercase; letter-spacing: .4px; }
.ls-filter-field select,
.ls-filter-field input { border: 1.5px solid var(--border); border-radius: var(--radius); padding: 8px 11px; font-size: 13px; outline: none; background: var(--white); font-family: var(--font); color: var(--gray-800); transition: border-color .18s; }
.ls-filter-field select:focus,
.ls-filter-field input:focus { border-color: var(--green-mid); }
.ls-filter-btns { display: flex; gap: 8px; align-items: flex-end; flex-shrink: 0; }

/* ────────────────────────────────────
   VEHICLE / INVENTORY CARDS
──────────────────────────────────── */
.ls-vehicle-card { border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; margin-bottom: 14px; }
.ls-vehicle-card:last-child { margin-bottom: 0; }
.ls-vehicle-header { background: var(--green-light); padding: 11px 16px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--border); gap: 10px; }
.ls-vehicle-title { font-size: 13px; font-weight: 600; color: var(--green-dark); display: flex; align-items: center; gap: 7px; }
.ls-vehicle-body { padding: 0; }
.ls-inv-head { display: grid; grid-template-columns: 2fr 1fr 2fr 1fr; padding: 8px 16px; background: var(--gray-100); font-size: 10px; font-weight: 700; color: var(--gray-600); text-transform: uppercase; letter-spacing: .5px; }
.ls-inv-row { display: grid; grid-template-columns: 1fr 1fr; padding: 9px 16px; border-bottom: 1px solid var(--gray-100); font-size: 13px; }
.ls-inv-row:last-child { border-bottom: none; }
.ls-inv-row .label { color: var(--gray-600); }
.ls-inv-row .val   { text-align: right; font-weight: 600; }
.ls-inv-row-split { display: grid; grid-template-columns: 2fr 1fr 2fr 1fr; padding: 9px 16px; border-bottom: 1px solid var(--gray-100); font-size: 13px; }
.ls-inv-row-split:last-child { border-bottom: none; }
.ls-verified { background: #dcfce7; border-top: 1px solid #86efac; padding: 10px 16px; text-align: center; font-size: 13px; font-weight: 700; color: #15803d; display: none; }

/* ────────────────────────────────────
   DASHBOARD MENU
──────────────────────────────────── */
.ls-menu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ls-menu-btn { 
    background: var(--white); border: 1.5px solid var(--border); border-radius: var(--radius); padding: 18px 14px; text-align: center;
    cursor: pointer; transition: all .18s; text-decoration: none; color: var(--gray-800); display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.ls-menu-btn:hover { border-color: var(--green-mid); background: var(--green-light); box-shadow: 0 4px 14px rgba(26,122,60,.1); transform: translateY(-2px); }
.ls-menu-icon { font-size: 26px; }
.ls-menu-icon img{ max-width: 50px; }
.ls-menu-label { font-size: 12px; font-weight: 600; color: var(--gray-800); line-height: 1.3; }

/* ────────────────────────────────────
   STAT CARDS
──────────────────────────────────── */
.ls-stat-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ls-stat-card { background: var(--green-light); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; display: flex; justify-content: space-between; align-items: center; }
.ls-stat-label { font-size: 12px; color: var(--gray-600); font-weight: 500; }
.ls-stat-value { font-size: 22px; font-weight: 700; color: var(--green-dark); }

.ls-payment-row { display: flex; gap: 10px; margin-top: 10px; }
.ls-pay-badge { flex: 1; display: flex; align-items: center; gap: 8px; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); padding: 9px 14px; font-size: 13px; font-weight: 600; }
.ls-pay-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.dot-cash   { background: var(--green-acc); }
.dot-credit { background: var(--blue); }

/* ────────────────────────────────────
   CYLINDER ROW
──────────────────────────────────── */
.ls-cylinder-row { background: var(--gray-50); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; margin-bottom: 10px; position: relative; }
.ls-cylinder-row:last-child { margin-bottom: 0; }
.ls-add-row { text-align: center; margin-top: 10px; }

/* ────────────────────────────────────
   DATE BADGE & ALERTS
──────────────────────────────────── */
.ls-date-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--green-dark); color: var(--white); font-size: 11px; font-weight: 600; padding: 4px 12px; border-radius: var(--radius); margin-bottom: 12px; }
.ls-alert { display: flex; align-items: center; gap: 10px; background: #dcfce7; border: 1px solid #86efac; border-radius: var(--radius); padding: 11px 16px; font-size: 13px; color: #15803d; font-weight: 500; }
.ls-alert-error { background: #fee2e2; border-color: #fca5a5; color: #b91c1c; }

/* ────────────────────────────────────
   MODAL
──────────────────────────────────── */
.ls-modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 999; display: flex; align-items: center; justify-content: center; padding: 20px; }
.ls-modal { background: var(--white); border-radius: 14px; width: 100%; max-width: 600px; max-height: 88vh; display: flex; flex-direction: column; box-shadow: 0 20px 60px rgba(0,0,0,.25); overflow: hidden; }
.ls-modal-header { padding: 14px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; background: var(--green-light); }
.ls-modal-title  { font-size: 14px; font-weight: 700; color: var(--green-dark); }
.ls-modal-close  { background: none; border: none; font-size: 20px; cursor: pointer; color: var(--gray-400); line-height: 1; padding: 0; }
.ls-modal-close:hover { color: var(--red); }
.ls-modal-body   { padding: 20px; overflow-y: auto; flex: 1; }
.ls-modal-footer { padding: 12px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }

.ls-shift-box { background: var(--gray-50); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; display: flex; align-items: center; gap: 14px; margin-top: 14px; flex-wrap: wrap; }
.ls-shift-info { font-size: 12px; color: var(--gray-600); }

/* ────────────────────────────────────
   RESPONSIVE
──────────────────────────────────── */
@media (max-width: 640px) {
    body { padding: 16px 12px 48px; }
    .ls-header { padding: 16px 18px; }
    .ls-section { padding: 16px 18px; }
    .ls-filter-bar { padding: 12px 18px; }
    .ls-grid-2, .ls-grid-3, .ls-grid-4 { grid-template-columns: 1fr; }
    .ls-strip { flex-direction: column; align-items: flex-start; gap: 6px; padding: 8px 18px; }
    .ls-menu-grid { grid-template-columns: 1fr; }
    .ls-stat-row  { grid-template-columns: 1fr; }
    .ls-sig-row   { grid-template-columns: 1fr; gap: 16px; }
    .ls-filter-row { flex-direction: column; }
    .ls-actions { flex-direction: column; align-items: stretch; }
    .ls-actions .ls-btn { width: 100%; }
    .ls-inv-head, .ls-inv-row-split { grid-template-columns: 2fr 1fr 2fr 1fr; font-size: 11px; }
}

.ls-table tbody tr.ls-row-active td { background: #d1fae5 !important; }

/* ────────────────────────────────────
   PRINT STYLES
──────────────────────────────────── */
@media print {
    @page { size: auto; margin: 10mm; }
    body { background: #fff !important; padding: 0 !important; color: #000 !important; font-size: 12px !important; }
    .ls-page, .ls-page-wide, .ls-page-sm { max-width: 100% !important; margin: 0 !important; }
    .ls-actions, .ls-filter-bar, .ls-btn { display: none !important; }
    .ls-card { box-shadow: none !important; border: 1px solid #ccc !important; border-radius: 0 !important; }
    .ls-header { background: #fff !important; color: #000 !important; border-bottom: 2px solid #000 !important; padding: 10px 15px !important; }
    .ls-header-company, .ls-header-sub, .ls-header-meta, .ls-header-meta strong { color: #000 !important; }
    .ls-header-logo { filter: none !important; }
    .ls-strip { background: #f0f0f0 !important; color: #000 !important; border-bottom: 1px solid #ccc !important; }
    .ls-strip strong, .ls-badge { color: #000 !important; background: #ddd !important; }
    .ls-section { padding: 12px 15px !important; border-bottom: 1px solid #eee !important; }
    .ls-section-label { color: #000 !important; }
    .ls-summary { background: #f9f9f9 !important; border: 1px solid #ccc !important; }
    .ls-sum-row { color: #000 !important; border-bottom: 1px solid #ddd !important; }
    .ls-sum-row span:last-child { color: #000 !important; }
    .ls-sum-row.total { background: #eee !important; color: #000 !important; }
    .ls-sum-row.total span:last-child { color: #000 !important; }
    .ls-thankyou { background: #fff !important; color: #000 !important; border-top: 1px solid #ccc !important; }
}

@media (max-width: 575px) {
    .flex-sm-wrap{ flex-wrap: wrap; }
    .ls-header{ flex-direction: column; text-align: center; gap: 10px; }
    .ls-header-meta{ text-align: center; }
}