/* LED Ekran Hesaplama sihirbazı (.lc altında) — kurumsal açık tema */
.lc {
  --bg: #fff; --panel: #fff; --panel-2: #f6f8fb; --line: #e7eaf0; --text: #5a5c62; --muted: #8b8e95;
  --accent: #3a84be; --accent-2: #469cca; --accent-dark: #3171b5; --good: #1f9d6b; --warn: #c88400; --bad: #d64545;
  --grid: rgba(58,132,190,0.07); --grad: linear-gradient(100deg, #469cca, #3171b5);
  background: var(--bg); color: var(--text); border-radius: 18px; border: 1px solid var(--line); box-shadow: 0 1px 2px rgba(31,45,61,.04), 0 4px 16px rgba(31,45,61,.05);
  padding: 0 0 22px; font-size: 15px; line-height: 1.5;
}
.lc * { box-sizing: border-box; }
.lc a { color: var(--accent-2); }
.lc .lc-head { padding: 22px 26px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; position: relative; background: #fff; border-radius: 18px 18px 0 0; }
.lc .lc-head::after { content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; background: var(--grad); opacity: .9; }
.lc .lc-head h1 { font-size: 22px; margin: 0; color: #47494f; font-weight: 600; }
.lc .lc-head .sub { color: var(--muted); font-size: 12px; }
.lc .steps { display: flex; gap: 6px; flex-wrap: wrap; }
.lc .steps a { text-decoration: none; font-size: 12.5px; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); background: #fff; font-weight: 500; }
.lc .steps a.on { background: var(--grad); color: #fff; border-color: transparent; font-weight: 600; box-shadow: 0 4px 12px rgba(49,113,181,.25); }
.lc .steps a.done { color: var(--accent-dark); border-color: #cfe2f2; background: #f3f8fd; }
.lc .steps a.locked { opacity: .45; pointer-events: none; }
.lc .lc-main { display: grid; grid-template-columns: 380px 1fr; gap: 20px; padding: 22px 24px 0; }
.lc .lc-main.one { grid-template-columns: 1fr; }
.lc .panel { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 20px; min-width: 0; }
.lc .panel h2 { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin: 0 0 14px; font-weight: 600; }
.lc .group-label { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; margin: 16px 0 8px; font-weight: 600; }
.lc .group-label:first-of-type { margin-top: 0; }
.lc .group-label .num { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: var(--grad); color: #fff; font-size: 11px; }
.lc .field { margin-bottom: 12px; }
.lc .field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.lc .field input, .lc .field select, .lc select { width: 100%; background: #fff; border: 1px solid #d9dee6; border-radius: 10px; color: #47494f; padding: 10px 12px; font-size: 15px; outline: none; }
.lc .field input:focus, .lc select:focus { border-color: var(--accent-2); box-shadow: 0 0 0 4px rgba(70,156,202,.16); }
.lc .seg { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; background: var(--panel-2); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; padding: 3px; gap: 3px; }
.lc .seg button { background: transparent; color: var(--muted); border: none; padding: 9px 6px; cursor: pointer; font-size: 13.5px; border-radius: 9px; font-weight: 500; }
.lc .seg button:hover:not(:disabled) { color: var(--text); }
.lc .seg button.active { background: var(--grad); color: #fff; font-weight: 600; box-shadow: 0 3px 10px rgba(49,113,181,.25); }
.lc .seg button:disabled { opacity: .35; cursor: not-allowed; text-decoration: line-through; }
.lc .pitch-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 6px; }
.lc .pitch-grid button { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 10px; color: #47494f; padding: 9px 8px; font-size: 14px; cursor: pointer; font-weight: 700; }
.lc .pitch-grid button small { display: block; font-size: 10px; color: var(--muted); font-weight: 500; margin-top: 2px; }
.lc .pitch-grid button:hover { border-color: var(--accent-2); }
.lc .pitch-grid button.active { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 4px 12px rgba(49,113,181,.25); }
.lc .pitch-grid button.active small { color: #e6f6ff; }
.lc .tip { position: absolute; left: 50%; bottom: calc(100% + 8px); transform: translateX(-50%); width: 260px; background: #fff; color: var(--text); border: 1px solid #cfe2f2; border-radius: 12px; padding: 10px 12px; font-size: 12px; font-weight: 400; text-align: left; line-height: 1.45; box-shadow: 0 14px 36px rgba(31,45,61,.18); opacity: 0; pointer-events: none; transition: opacity .12s; z-index: 20; white-space: normal; }
.lc .pitch-grid button:hover .tip { opacity: 1; }
.lc .tip b { color: var(--accent-2); }
.lc .help { color: var(--muted); font-size: 12px; margin-top: 6px; }
.lc .series-info { background: #f3f8fd; border-left: 3px solid var(--accent-2); border-radius: 10px; padding: 10px 12px; font-size: 12px; color: var(--muted); margin-top: 8px; }
.lc .series-info strong { color: var(--text); }
.lc .summary-bar { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 14px; }
.lc .summary-bar h2 { margin: 0 8px 0 0; }
.lc .badge { background: #eaf3fa; color: var(--accent-dark); border: 1px solid #cfe2f2; padding: 5px 11px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.lc .badge.gray { background: var(--panel-2); color: var(--muted); border-color: var(--line); }
.lc .info-bar { background: #f6f8fb; border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.lc .info-bar strong { color: var(--text); }
.lc .info-bar.warn { border-color: #f1dcae; background: #fffaf0; color: #9a6a00; }
.lc .empty { background: var(--panel-2); border: 1px dashed var(--line); border-radius: 12px; padding: 28px; text-align: center; color: var(--muted); }
.lc .action-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.lc .btn { background: #fff; color: #47494f; border: 1px solid #d9dee6; border-radius: 10px; padding: 8px 12px; cursor: pointer; font-size: 13px; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.lc .btn:hover { border-color: var(--accent-2); color: var(--accent-dark); }
.lc .btn.primary { background: var(--grad); color: #fff; border-color: transparent; font-weight: 600; box-shadow: 0 4px 14px rgba(49,113,181,.28); }
.lc .btn.primary:hover { filter: brightness(1.06); color: #fff; }
.lc .btn:disabled { opacity: .45; cursor: not-allowed; }
.lc .btn.big { padding: 12px 22px; font-size: 15px; }
.lc .filters { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; padding: 8px 10px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; }
.lc .filters label { font-size: 12px; color: var(--muted); }
.lc .filters select { width: auto; background: var(--panel); padding: 5px 8px; font-size: 12px; border-radius: 6px; }
.lc .filters .count { margin-left: auto; color: var(--muted); font-size: 12px; }
.lc .filters .count strong { color: var(--text); }
.lc .opts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.lc .opt-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 10px; cursor: pointer; transition: all .15s; display: flex; flex-direction: column; gap: 6px; text-align: left; color: var(--text); font: inherit; }
.lc .opt-card:hover { border-color: #b9d6ec; transform: translateY(-2px); box-shadow: 0 10px 24px rgba(31,45,61,.1); }
.lc .opt-card.active { border-color: var(--accent-2); background: #f3f8fd; box-shadow: 0 0 0 2px rgba(70,156,202,.55); }
.lc .opt-card .ocp, .lc .ratio-card .rc-mini { background: linear-gradient(160deg, #f6f9fc, #eef4f9); border: 1px solid var(--line); border-radius: 10px; padding: 6px; aspect-ratio: 16/9; display: grid; place-items: center; }
.lc .opt-card .ocp svg, .lc .ratio-card .rc-mini svg { display: block; max-width: 100%; max-height: 100%; }
.lc .opt-card .size { font-size: 16px; font-weight: 600; color: #47494f; }
.lc .opt-card .meta { font-size: 11px; color: var(--muted); }
.lc .row1 { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.lc .chip { font-size: 10.5px; padding: 2px 8px; border-radius: 99px; font-weight: 600; background: #f3f5f8; border: 1px solid var(--line); color: var(--muted); }
.lc .chip.fill { background: #e7f6ef; color: #137a52; border-color: #c6eadb; }
.lc .chip.fill.med { background: #fff5e1; color: #9a6a00; border-color: #f3dfb2; }
.lc .chip.fill.low { background: #fdeeee; color: #b73737; border-color: #f4cfcf; }
.lc .chip.orient { background: #eaf3fa; color: var(--accent-dark); border-color: #cfe2f2; }
.lc .chip.alu { background: linear-gradient(100deg, #e9eef3, #dfe6ee); color: #4b5563; border-color: #cfd7e1; font-weight: 700; }
.lc .detail { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 14px; }
.lc .preview-big { background: linear-gradient(0deg, var(--grid) 1px, transparent 1px) 0 0/20px 20px, linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0/20px 20px, #fbfcfe; border: 1px solid var(--line); border-radius: 14px; padding: 14px; display: grid; place-items: center; min-height: 420px; }
.lc .preview-big svg { display: block; max-width: 100%; height: auto; width: 100%; }
.lc .preview-big.light { background: #fff; }
.lc .stats-col { display: flex; flex-direction: column; gap: 10px; }
.lc .stat { background: #f8fafc; border: 1px solid var(--line); border-radius: 12px; padding: 11px 14px; }
.lc .stat .lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }
.lc .stat .val { font-size: 17px; font-weight: 600; margin-top: 3px; color: #47494f; }
.lc .stat .val .unit { font-size: 11px; color: var(--muted); font-weight: 500; margin-left: 3px; }
.lc .stat.accent { background: #f3f8fd; border-color: #d6e7f5; }
.lc .stat.accent .val { color: var(--accent-dark); }
.lc .stats-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.lc .align-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 6px; margin-top: 6px; }
.lc .align-grid button { background: var(--panel); border: 1px solid var(--line); border-radius: 5px; height: 30px; cursor: pointer; position: relative; }
.lc .align-grid button::after { content: ''; position: absolute; width: 8px; height: 8px; background: var(--muted); border-radius: 1px; }
.lc .align-grid button:hover { border-color: var(--accent-2); }
.lc .align-grid button.active { border-color: var(--accent-2); background: #eaf3fa; }
.lc .align-grid button.active::after { background: var(--accent); }
.lc .align-grid button[data-align="top-left"]::after { top: 4px; left: 4px; }
.lc .align-grid button[data-align="top-center"]::after { top: 4px; left: 50%; transform: translateX(-50%); }
.lc .align-grid button[data-align="top-right"]::after { top: 4px; right: 4px; }
.lc .align-grid button[data-align="middle-left"]::after { top: 50%; left: 4px; transform: translateY(-50%); }
.lc .align-grid button[data-align="center"]::after { top: 50%; left: 50%; transform: translate(-50%,-50%); }
.lc .align-grid button[data-align="middle-right"]::after { top: 50%; right: 4px; transform: translateY(-50%); }
.lc .align-grid button[data-align="bottom-left"]::after { bottom: 4px; left: 4px; }
.lc .align-grid button[data-align="bottom-center"]::after { bottom: 4px; left: 50%; transform: translateX(-50%); }
.lc .align-grid button[data-align="bottom-right"]::after { bottom: 4px; right: 4px; }
.lc .ratio-section { margin-bottom: 14px; }
.lc .rs-title { display: flex; align-items: baseline; gap: 8px; margin: 14px 0 8px; }
.lc .rs-title h3 { margin: 0; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); font-weight: 600; }
.lc .rs-title span { font-size: 11px; color: var(--muted); }
.lc .ratio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.lc .ratio-card { background: linear-gradient(150deg, #f3f8fd, #fff); border: 1px solid #d6e7f5; border-radius: 14px; padding: 10px; cursor: pointer; transition: all .15s; color: var(--text); text-align: left; display: flex; flex-direction: column; gap: 4px; font: inherit; }
.lc .ratio-card:hover { border-color: var(--accent-2); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(31,45,61,.08); }
.lc .ratio-card.active { box-shadow: 0 0 0 2px var(--accent-2); }
.lc .rc-head { display: flex; justify-content: space-between; align-items: baseline; }
.lc .rc-name { font-size: 24px; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lc .rc-fit { font-size: 10px; padding: 2px 6px; border-radius: 4px; font-weight: 700; }
.lc .rc-fit.exact { background: #e7f6ef; color: #137a52; border: 1px solid #c6eadb; }
.lc .rc-fit.near { background: #fff5e1; color: #9a6a00; border: 1px solid #f3dfb2; }
.lc .rc-desc, .lc .rc-meta { font-size: 11px; color: var(--muted); }
.lc .rc-size { font-size: 14px; font-weight: 600; color: #47494f; }
.lc .nav-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 20px 24px 0; flex-wrap: wrap; }
.lc .nav-row .hint { color: var(--muted); font-size: 13px; }
.lc .type-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.lc .type-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px; cursor: pointer; text-align: left; color: var(--text); font: inherit; }
.lc .type-card:hover { border-color: var(--accent-2); }
.lc .type-card.active { border-color: var(--accent-2); background: #f3f8fd; box-shadow: 0 0 0 2px rgba(70,156,202,.55); }
.lc .type-card b { font-size: 15px; display: block; color: #47494f; }
.lc .type-card span { font-size: 12px; color: var(--muted); }
.lc table.lc-tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.lc table.lc-tbl th, .lc table.lc-tbl td { padding: 7px 8px; border-bottom: 1px solid var(--line); text-align: left; background: none; color: var(--text); }
.lc table.lc-tbl th { color: var(--muted); font-weight: 600; font-size: 11.5px; text-transform: uppercase; letter-spacing: .05em; background: #fafbfd; }
.lc table.lc-tbl td.num, .lc table.lc-tbl th.num { text-align: right; }
.lc table.lc-tbl tr.sum td { font-weight: 700; border-top: 2px solid var(--line); }
.lc .letter { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 5px; font-weight: 800; color: #1b2a3a; font-size: 12px; }
.lc .unavail { color: var(--bad); }
@media (max-width: 1180px) { .lc .lc-main, .lc .detail { grid-template-columns: 1fr; } }
.lc .cp-sel, .lc .cp-new { background: #fff; border: 1px solid #d9dee6; border-radius: 10px; color: var(--text); padding: 10px 12px; font: inherit; }
.lc .rec-box { margin-top: 16px; padding: 14px; border: 1px solid #d6e7f5; background: linear-gradient(160deg, #f6fafd, #fff); border-radius: 14px; }
.lc .rec-out { margin-top: 10px; font-size: 13px; line-height: 1.55; }
.lc .rec-out.warn { color: var(--warn); }
.lc .pitch-grid button.coarse { opacity: .45; }
.lc .pitch-grid button.rec { border-color: var(--accent-2); box-shadow: 0 0 0 2px rgba(70,156,202,.35); }
.lc .rec-star { position: absolute; top: -8px; right: -6px; font-style: normal; background: var(--grad); color: #fff; font-size: 10px; width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; }