/* =======================================================
   Design Blinds — styles.css
   Paleta:
   - Fondo:    #eaffff
   - Texto:    #1f525b
   - Primario: #ff7e00
   ======================================================= */

:root{
  --bg: #eaffff;
  --text: #1f525b;
  --muted: #55858d;

  --primary: #ff7e00;
  --primary-2: #e46f00;          /* hover */
  --ring: rgba(255,126,0,.25);   /* focus ring */

  --card: #ffffff;
  --card-2: #f5ffff;
  --stroke: #cfe7e7;

  --radius: 16px;
  --shadow: 0 8px 24px rgba(0,0,0,.06);
}

/* Reset básico */
*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  color:var(--text);
  background: var(--bg);       /* sólido, sin degradiente */
  font: 15px/1.55 "Inter", system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ======= Topbar / Header ======= */
.topbar{
  position: sticky; top:0; z-index:10;
  display:flex; align-items:center; justify-content:space-between;
  padding: 12px 20px;
  background: var(--bg);
  border-bottom: 2px solid var(--primary);
}

.brand{ display:flex; align-items:center; gap:12px; }
.logo-img{ width: 110px; height:auto; object-fit:contain; }
.brand-text{ display:flex; flex-direction:column; }
.brand-text strong{ font-size:16px; color:var(--text); }
.brand-text span{ font-size:12px; color:var(--muted); }
.actions{ display:flex; gap:10px; }

/* ======= Botones ======= */
.btn{
  appearance:none;
  border:1px solid var(--stroke);
  background: var(--card);
  color: var(--text);
  padding: .72rem 1rem;   /* misma altura visual que inputs */
  border-radius:10px;
  cursor:pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
  box-shadow: none;                  /* sin sombra rara debajo */
  line-height: 1; 
}

.buttons-row{ display:flex; gap:12px; align-items:flex-end; }

.btn:hover{ transform: translateY(-1px); }
.btn:active{ transform: translateY(0); }
.btn.primary{
  background: var(--primary);
  border-color: var(--primary-2);
  color:#fff;
  font-weight:700;
}
.btn.primary:hover{ background: var(--primary-2); }
.btn.ghost{ background: transparent; }

/* ======= Layout ======= */
.page{
  max-width: 1100px; margin: 0 auto;
  padding: 24px;
  display:grid; gap:18px; grid-template-columns: 1fr 1fr;
}
@media (max-width: 960px){ .page{ grid-template-columns: 1fr; } }

.panel{
  background: var(--card);
  border:1px solid var(--stroke);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}

/* ======= Títulos ======= */
h2{ margin: 0 0 10px 0; font-size: 18px; color: var(--text); }

/* ======= Formularios ======= */
.grid{ display:grid; gap:14px; }
.two{ display:grid; gap:14px; grid-template-columns: 1fr 1fr; }
@media (max-width: 600px){ .two{ grid-template-columns: 1fr; } }

.field{ display:flex; flex-direction:column; gap:8px; }
.field.inline{ display:flex; flex-direction:row; align-items:end; gap:10px; }
.checkbox{ display:flex; align-items:center; gap:10px; color:var(--text); }
.checkbox input[type="checkbox"]{
  width:18px; height:18px; accent-color: var(--primary);
}

label{ font-weight:600; color:var(--text); }
small{ color:var(--muted); }

input, select{
  width:100%;
  background: var(--card-2);
  color: var(--text);
  border:1px solid var(--stroke);
  border-radius:10px;
  padding:.72rem .85rem;
  font-size:15px;
  outline:none;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
input::placeholder{ color:#7aa2a9; }
input:focus, select:focus{
  border-color: var(--primary);
  box-shadow: 0 0 0 6px var(--ring);
  background: #fff;
}

/* ======= Resultado ======= */
.result-panel{ display:flex; flex-direction:column; gap:12px; }
.result-head{ display:flex; align-items:center; justify-content:space-between; }
.amount{
  /* número grande, sin gradiente */
  font-size: 28px;
  font-weight: 800;
  letter-spacing:.5px;
  color: var(--text);
}

.breakdown{
  display:grid; gap:6px;
  padding:12px;
  border:1px dashed var(--stroke);
  border-radius:12px;
  background: #f7ffff;
}
.breakdown .row{
  display:flex; justify-content:space-between; align-items:center;
  gap:16px; padding:4px 0;
}
.breakdown hr{ border:0; border-top:1px solid var(--stroke); margin:6px 0; }

.result-actions{ display:flex; gap:10px; }

/* ======= Footer ======= */
.footer{
  display:flex; justify-content:space-between; align-items:center;
  padding: 16px 24px; color: var(--muted);
  border-top: 1px solid var(--stroke);
  margin-top: 10px;
}
.muted{ color:var(--muted); }

/* ======= Utilidades ======= */
.hidden{ display:none !important; }
.center{ text-align:center; }
.right{ text-align:right; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 999;
}

.modal[hidden] {
  display: none;
}

.modal-content {
  background: white;
  padding: 20px;
  width: 400px;
  border-radius: 10px;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cart-item {
  margin-bottom: 10px;
}