/* Calculador de Tejados Solares Claude — estilos de la vista pública
   Lenguaje visual: plano de obra. Papel claro, retícula, cotas, tinta pizarra
   y un único acento ámbar reservado a la energía. */

.ctsc {
	--tinta: #16202b;
	--tinta-2: #55636f;
	--papel: #ffffff;
	--papel-2: #f2f4f2;
	--linea: #d7dfe3;
	--sol: #f2a900;
	--panel: #1f3a5f;
	--sombra: #b4442e;
	--verde: #2e7d5b;
	--radio: 3px;

	color: var(--tinta);
	background: var(--papel);
	border: 1px solid var(--linea);
	border-radius: var(--radio);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	font-size: 15px;
	line-height: 1.5;
	font-variant-numeric: tabular-nums;
	overflow: hidden;
}

.ctsc *, .ctsc *::before, .ctsc *::after { box-sizing: border-box; }
.ctsc [hidden], .ctsc-modal[hidden] { display: none !important; }

/* ---------- cabecera ---------- */
.ctsc-cab {
	display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end; justify-content: space-between;
	padding: 18px 20px;
	border-bottom: 1px solid var(--linea);
	background: var(--papel-2);
}
.ctsc-titulo { margin: 0; font-size: 21px; font-weight: 600; letter-spacing: -0.01em; line-height: 1.25; }
.ctsc-sub { margin: 4px 0 0; color: var(--tinta-2); font-size: 14px; max-width: 58ch; }
.ctsc-cab-acciones { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.ctsc-cab-acciones .ctsc-in { width: 210px; }

/* ---------- botones y campos ---------- */
.ctsc-btn {
	font: inherit; font-size: 14px; font-weight: 500;
	padding: 9px 14px; border: 1px solid var(--tinta); border-radius: var(--radio);
	background: var(--tinta); color: #fff; cursor: pointer;
}
.ctsc-btn:hover { background: #0d1620; }
.ctsc-btn-lin { background: transparent; color: var(--tinta); }
.ctsc-btn-lin:hover { background: rgba(22,32,43,.06); }
.ctsc-btn-min { padding: 6px 10px; font-size: 13px; }
.ctsc-peligro { border-color: var(--sombra); color: var(--sombra); }
.ctsc-peligro:hover { background: rgba(180,68,46,.08); }
.ctsc :focus-visible { outline: 2px solid var(--sol); outline-offset: 2px; }

.ctsc-in {
	font: inherit; font-size: 14px; width: 100%;
	padding: 8px 10px; border: 1px solid var(--linea); border-radius: var(--radio);
	background: #fff; color: var(--tinta);
}
.ctsc-in:focus { border-color: var(--tinta-2); }
.ctsc-ta { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; margin-top: 8px; }

.ctsc-campo { display: block; margin: 0 0 14px; }
.ctsc-campo > span { display: block; font-size: 13px; color: var(--tinta-2); margin-bottom: 5px; }
.ctsc-campo small { display: block; font-size: 12px; color: var(--tinta-2); margin-top: 4px; }
.ctsc-check { display: flex; gap: 9px; align-items: flex-start; }
.ctsc-check input { margin-top: 3px; }
.ctsc-check > span { margin: 0; color: var(--tinta); font-size: 14px; }

.ctsc-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.ctsc-grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 12px; }

.ctsc-h3 { margin: 22px 0 8px; font-size: 15px; font-weight: 600; }
.ctsc-nota { font-size: 13px; color: var(--tinta-2); margin: 0 0 12px; }
.ctsc-nota code { background: var(--papel-2); padding: 1px 4px; border-radius: 2px; }

/* ---------- pasos ---------- */
.ctsc-pasos { display: flex; overflow-x: auto; border-bottom: 1px solid var(--linea); background: #fff; }
.ctsc-paso {
	font: inherit; font-size: 14px; white-space: nowrap;
	padding: 12px 16px; border: 0; border-bottom: 2px solid transparent;
	background: none; color: var(--tinta-2); cursor: pointer;
}
.ctsc-paso.ctsc-on { color: var(--tinta); border-bottom-color: var(--sol); font-weight: 600; }

/* ---------- cuerpo ---------- */
.ctsc-cuerpo { display: grid; grid-template-columns: minmax(300px, 380px) 1fr; }
.ctsc-controles { padding: 18px 20px 24px; border-right: 1px solid var(--linea); }
.ctsc-panel { display: none; }
.ctsc-panel.ctsc-on { display: block; }

/* faldones */
.ctsc-faldones-barra { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 16px; }
.ctsc-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.ctsc-chip {
	font: inherit; font-size: 13px; padding: 6px 11px; cursor: pointer;
	border: 1px solid var(--linea); border-radius: 20px; background: #fff; color: var(--tinta-2);
}
.ctsc-chip.ctsc-on { border-color: var(--tinta); background: var(--tinta); color: #fff; }

/* obstáculos */
.ctsc-obs {
	border: 1px solid var(--linea); border-left: 3px solid var(--sombra);
	border-radius: var(--radio); padding: 12px; margin-bottom: 10px; background: #fff;
}
.ctsc-obs-cab { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; }
.ctsc-obs-cab .ctsc-in { flex: 1; }
.ctsc-x { font: inherit; border: 0; background: none; color: var(--sombra); cursor: pointer; font-size: 18px; line-height: 1; padding: 4px 6px; }
.ctsc-obs .ctsc-campo { margin-bottom: 8px; }

.ctsc-acciones-panel { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--linea); }

/* ---------- plano ---------- */
.ctsc-plano { display: flex; flex-direction: column; min-width: 0; background: var(--papel-2); }
.ctsc-plano-barra {
	display: flex; justify-content: space-between; align-items: center; gap: 10px;
	padding: 10px 16px; border-bottom: 1px solid var(--linea); background: #fff; font-size: 14px;
}
.ctsc-plano-btns { display: flex; gap: 8px; }
#ctsc-lienzo { display: block; width: 100%; touch-action: none; cursor: grab; background: #fff; }
#ctsc-lienzo.ctsc-arrastrando { cursor: grabbing; }

.ctsc-leyenda { display: flex; flex-wrap: wrap; gap: 6px 18px; padding: 10px 16px; font-size: 12.5px; color: var(--tinta-2); border-top: 1px solid var(--linea); background: #fff; }
.ctsc-leyenda i { display: inline-block; width: 12px; height: 12px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.ctsc-l-panel { background: var(--panel); }
.ctsc-l-sombra { background: #7b8ea5; }
.ctsc-l-off { background: #fff; border: 1px dashed var(--tinta-2); }
.ctsc-l-obs { background: var(--sombra); }
.ctsc-l-proy { background: rgba(180,68,46,.25); border: 1px solid rgba(180,68,46,.5); }

/* ---------- resultados ---------- */
.ctsc-totales { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); border-top: 1px solid var(--linea); background: #fff; }
.ctsc-dato { padding: 14px 16px; border-right: 1px solid var(--linea); }
.ctsc-dato:last-child { border-right: 0; }
.ctsc-dato b { display: block; font-size: 24px; font-weight: 600; letter-spacing: -0.02em; }
.ctsc-dato span { font-size: 12.5px; color: var(--tinta-2); }
.ctsc-dato.ctsc-destaca b { color: var(--sol); }

.ctsc-resumen { margin-top: 18px; }
.ctsc-tabla { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.ctsc-tabla th, .ctsc-tabla td { text-align: right; padding: 7px 8px; border-bottom: 1px solid var(--linea); }
.ctsc-tabla th:first-child, .ctsc-tabla td:first-child { text-align: left; }
.ctsc-tabla thead th { color: var(--tinta-2); font-weight: 500; font-size: 12.5px; }
.ctsc-tabla tfoot td { font-weight: 600; border-top: 2px solid var(--tinta); border-bottom: 0; }

/* ---------- gráfica ---------- */
.ctsc-vista { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 14px; }
.ctsc-vbtn { font: inherit; font-size: 13px; padding: 7px 12px; border: 1px solid var(--linea); background: #fff; color: var(--tinta-2); border-radius: var(--radio); cursor: pointer; }
.ctsc-vbtn.ctsc-on { border-color: var(--tinta); background: var(--tinta); color: #fff; }
.ctsc-grafica-caja { border: 1px solid var(--linea); border-radius: var(--radio); background: #fff; padding: 10px; }
#ctsc-grafica { display: block; width: 100%; height: 240px; }

.ctsc-leyenda-graf { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 12px; color: var(--tinta-2); padding: 6px 2px 0; }
.ctsc-leyenda-graf i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; }
#ctsc-grafica { height: 260px; }

.ctsc-fila { display: flex; gap: 8px; align-items: center; }
.ctsc-fila .ctsc-in { flex: 1; }
.ctsc-fila-btns { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.ctsc-fila-btns a { text-decoration: none; }
.ctsc-producto { border: 1px solid var(--linea); border-left: 3px solid var(--sol); border-radius: var(--radio); padding: 12px; margin-bottom: 14px; font-size: 13.5px; }
.ctsc-producto b { font-size: 16px; }

.ctsc-in-min { padding: 4px 6px; font-size: 13px; width: auto; }
.ctsc-salto { font-size: 13px; color: var(--tinta-2); display: flex; align-items: center; gap: 6px; }
.ctsc-salto .ctsc-in { width: 62px; }
.ctsc-tabla-filas td, .ctsc-tabla-filas th { padding: 5px 6px; }
.ctsc-mover { display: flex; gap: 3px; }
.ctsc-mini { font: inherit; font-size: 13px; line-height: 1; padding: 4px 7px; border: 1px solid var(--linea); background: #fff; color: var(--tinta); border-radius: var(--radio); cursor: pointer; }
.ctsc-mini:hover { background: var(--papel-2); }

.ctsc-alerta { font-size: 13px; color: var(--sombra); border-left: 3px solid var(--sombra); padding: 8px 10px; background: rgba(180,68,46,.06); margin: 0 0 12px; }
.ctsc-mal { color: var(--sombra); font-size: 12px; }
.ctsc-punto { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }

/* ---------- modal y avisos ---------- */
.ctsc-modal { position: fixed; inset: 0; background: rgba(22,32,43,.55); display: flex; align-items: center; justify-content: center; z-index: 99999; padding: 20px; }
.ctsc-modal-caja { background: #fff; border-radius: var(--radio); padding: 22px; width: min(520px, 100%); max-height: 80vh; overflow: auto; }
.ctsc-proy { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0; border-bottom: 1px solid var(--linea); }
.ctsc-proy small { display: block; color: var(--tinta-2); font-size: 12px; }

.ctsc-aviso {
	position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
	background: var(--tinta); color: #fff; padding: 11px 18px; border-radius: var(--radio);
	font-size: 14px; z-index: 99999; max-width: 90vw;
}

.ctsc-version { margin: 0; padding: 8px 20px; border-top: 1px solid var(--linea); font-size: 11.5px; color: var(--tinta-2); background: var(--papel-2); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
	.ctsc-cuerpo { grid-template-columns: 1fr; }
	.ctsc-controles { border-right: 0; border-bottom: 1px solid var(--linea); }
	.ctsc-grid3 { grid-template-columns: 1fr 1fr; }
	.ctsc-cab-acciones .ctsc-in { width: 100%; }
	.ctsc-cab-acciones { width: 100%; }
}
@media (max-width: 560px) {
	.ctsc-grid2, .ctsc-grid3 { grid-template-columns: 1fr; }
	.ctsc-titulo { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) { .ctsc * { transition: none !important; } }

/* ---------- impresión ---------- */
@media print {
	body * { visibility: hidden !important; }
	.ctsc, .ctsc * { visibility: visible !important; }
	.ctsc { position: absolute; left: 0; top: 0; width: 100%; border: 0; }
	.ctsc-pasos, .ctsc-controles, .ctsc-cab-acciones, .ctsc-plano-btns, .ctsc-modal { display: none !important; }
	.ctsc-cuerpo { grid-template-columns: 1fr; }
	.ctsc-panel { display: block !important; page-break-inside: avoid; }
}