/* /mainsite/mainsite/static/css/calculators.css */

/* ----------------------------
   Index page shell (new)
---------------------------- */
.calc-index {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

.calc-index__header {
  text-align: center;
  margin-bottom: 1.25rem;
}

.calc-index__title {
  margin: 0 0 0.25rem 0;
}

.calc-index__subtitle {
  margin: 0;
  color: var(--text-secondary, #4b5563);
  font-size: 0.95rem;
  line-height: 1.4;
}

/* ----------------------------
   Back button styles (existing)
---------------------------- */
.calc-back-nav {
  margin: 0 0 1rem 0;
}

.calc-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;

  padding: 0.55rem 0.85rem;
  border-radius: 10px;

  border: 1px solid var(--divider, #e5e7eb);
  background: #fff;
  color: var(--text-primary, #1f2933);

  text-decoration: none;
  font-weight: 600;
  line-height: 1;
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);

  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}

.calc-back-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(0,0,0,0.10);
  background: #fafafa;
}

.calc-back-btn:active {
  transform: translateY(0px);
  box-shadow: 0 4px 14px rgba(0,0,0,0.06);
}

.calc-back-btn:focus-visible {
  outline: 3px solid rgba(211, 47, 47, 0.35);
  outline-offset: 2px;
}

/* ----------------------------
   Calculator cards
---------------------------- */
.calculator-list {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0 0 0;

  display: grid;
  gap: 1rem;
}

/* Make the card stable for ::before absolute positioning */
.calculator-btn {
  position: relative; /* IMPORTANT: anchors ::before */
  display: block;
  width: 100%;

  padding: 1.1rem 1.1rem 1.1rem 1.25rem;
  border-radius: 14px;

  border: 1px solid rgba(211, 47, 47, 0.35);
  background: linear-gradient(
    135deg,
    rgba(211, 47, 47, 0.12),
    rgba(211, 47, 47, 0.04)
  );

  color: var(--text-primary, #1f2933);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.05rem;

  box-shadow:
    0 6px 20px rgba(211, 47, 47, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);

  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease;
}

.calculator-btn:hover {
  transform: translateY(-2px);
  background: linear-gradient(
    135deg,
    rgba(211, 47, 47, 0.18),
    rgba(211, 47, 47, 0.06)
  );

  box-shadow:
    0 14px 34px rgba(211, 47, 47, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.calculator-btn:active {
  transform: translateY(0);
}

.calculator-btn:focus-visible {
  outline: 3px solid rgba(211, 47, 47, 0.35);
  outline-offset: 3px;
}

.calculator-btn-meta {
  display: block;
  margin-top: 0.45rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary, #4b5563);
  line-height: 1.35;
}

/* Accent bar */
.calculator-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-left: 6px solid var(--accent, #d32f2f);
  border-radius: 14px;
  pointer-events: none;
}

/* ----------------------------
   Mobile-first improvements
---------------------------- */
@media (max-width: 480px) {
  .calc-index {
    padding: 1rem 0.85rem 2.25rem;
  }

  .calc-index__header {
    text-align: left; /* reads better on narrow screens */
  }

  .calculator-btn {
    padding: 1rem 1rem 1rem 1.15rem;
    font-size: 1rem;
  }

  .calculator-btn-meta {
    font-size: 0.88rem;
  }

  /* Avoid “hover jump” feel on touch devices */
  .calculator-btn:hover {
    transform: none;
  }
}


/* ----------------------------
   Calculator detail pages (forms)
---------------------------- */

.calc-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 1.25rem 1rem 3rem;
}

/* Make form controls behave on small screens */
.calc-page input,
.calc-page select,
.calc-page textarea {
  width: 100%;
  max-width: 100%;
}

/* The 2-col grid, but safe */
.calc-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr)); /* minmax(0,...) prevents overflow */
  gap: 1rem;
}

/* Mobile: collapse to 1 column */
@media (max-width: 700px) {
  .calc-form-grid {
    grid-template-columns: 1fr;
  }
}