/* ========== STRUCTURĂ GENERALĂ ========== */
.systema-calculator {
  font-family: "Helvetica Neue", Arial, sans-serif;
  background-color: #f0f2f5;
  margin: 0;
  padding: 0;
}

.systema-calculator .sc-container {
  max-width: 960px;
  margin: 40px auto;
  background: #fff;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
  line-height: 1.6;
}

/* ========== TITLURI ========== */
.systema-calculator h1 {
  text-align: center;
  color: #2c3e50;
  margin-bottom: 30px;
  font-size: 26px;
}

.systema-calculator h2 {
  color: #2c3e50;
  font-size: 22px;
  margin-top: 40px;
  margin-bottom: 20px;
}

.systema-calculator h3 {
  font-size: 20px;
  margin: 0 0 16px;
  color: #1a3d5d;
}

/* ========== FORMULAR INPUT ========== */
.systema-calculator label {
  display: block;
  margin-top: 20px;
  font-weight: 600;
  color: #34495e;
}

.systema-calculator input[type="number"],
.systema-calculator select {
  width: 100%;
  padding: 12px 10px;
  margin-top: 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 16px;
  box-sizing: border-box;
  transition: border-color 0.3s;
}

.systema-calculator input[type="number"]:focus,
.systema-calculator select:focus {
  border-color: #2980b9;
  outline: none;
}

/* ========== BUTON ========== */
.systema-calculator button {
  width: 100%;
  background-color: #1a3d5d;
  color: white;
  padding: 14px;
  margin-top: 35px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 18px;
  font-weight: 600;
  transition: background-color 0.3s;
}

.systema-calculator button:hover {
  background-color: #14508d;
}

/* ========== TEXT ȘI STRUCTURI ========== */
.systema-calculator p {
  font-size: 16px;
  color: #2c3e50;
  margin-bottom: 12px;
}

.systema-calculator strong {
  color: #34495e;
}

.systema-calculator em {
  display: block;
  font-size: 15px;
  font-style: italic;
  color: #555;
  margin-top: 12px;
  line-height: 1.5;
}

.systema-calculator hr {
  border-top: 2px dashed #ccc;
  margin: 40px 0;
}

/* ========== OBSERVAȚIE ========== */
.systema-calculator .observatie {
  background-color: #eaf4ff;
  padding: 18px 24px;
  border-left: 5px solid #3498db;
  margin: 40px 0;
  font-size: 16px;
  color: #1a3d5d;
  border-radius: 6px;
}

/* ========== VARIANTĂ DE ECHIPARE ========== */
.systema-calculator .varianta {
  background: #f9f9f9;
  padding: 24px 28px;
  border-radius: 10px;
  border: 1px solid #dfe6ec;
  margin-bottom: 40px;
  font-size: 16px;
}

/* ========== AFIȘARE VARIANTE ÎN GRID (OPȚIONAL) ========== */
.systema-calculator .varianta-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

@media (max-width: 768px) {
  .systema-calculator .varianta-container {
    grid-template-columns: 1fr;
  }
}

/* ========== LINK / BUTON SECUNDAR ========== */
.systema-calculator .btn-link {
  display: inline-block;
  background-color: #1a3d5d;
  color: white;
  padding: 14px 24px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.3s;
  text-align: center;
  margin: 40px auto 0;
}

.systema-calculator .btn-link:hover {
  background-color: #14508d;
  text-decoration: none;
}

/* ========== MIC ELEMENT UTILITAR PENTRU DIAGRAME / COTE ========== */
.systema-calculator .cote-container {
  position: relative;
  width: 100%;
  height: 20px;
  margin-bottom: 10px;
}

.systema-calculator .cota {
  position: absolute;
  text-align: center;
  font-size: 12px;
  color: #1a3d5d;
  border-top: 1px dashed #1a3d5d;
}

/* ===== Panou lead (inline, nu modal) ===== */
.systema-calculator .sc-lead-inline {
  background: #ffffff;
  border: 1px solid #dfe6ec;
  border-radius: 10px;
  padding: 20px 24px;
  margin-top: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,.04);
}
.systema-calculator .sc-lead-inline h3 {
  margin-top: 0;
}
.systema-calculator .sc-lead-inline label {
  margin-top: 14px;
  font-weight: 600;
  color: #34495e;
  display: block;
}
.systema-calculator .sc-lead-inline input[type="text"],
.systema-calculator .sc-lead-inline input[type="email"] {
  width: 100%;
  padding: 12px 10px;
  margin-top: 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 16px;
  box-sizing: border-box;
}
.systema-calculator .sc-lead-inline #lead-submit {
  width: 100%;
  background: #1a3d5d;
  color: #fff;
  padding: 14px;
  margin-top: 20px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
}
.systema-calculator .sc-lead-inline #lead-submit:hover {
  background: #14508d;
}