/* No.26 チェックで足し算される見積表 */

/* 表が長いので、スクロール中も見出しと「エフェクトラボへ戻る」を画面上部に残す。
   共通の見出しは半透明のグラデーションなので、下の表が透けないよう不透明の背景を敷く。 */
.demo-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background-color: var(--surface);
  background-image: linear-gradient(135deg, var(--surface), rgba(234, 246, 244, 0.72));
}

.ec-stage {
  padding: clamp(26px, 5vw, 60px) clamp(16px, 4vw, 48px) clamp(46px, 7vw, 86px);
  background:
    radial-gradient(circle at 90% 2%, rgba(83, 169, 175, 0.13), transparent 42%),
    var(--surface-1);
}
.ec-wrap { width: min(1000px, 100%); margin-inline: auto; }
.ec-lead { margin: 0 0 28px; color: var(--text-2); font-size: 14.9px; line-height: 1.85; }

.ec-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
}

.ec-block { margin-bottom: 30px; }
.ec-block-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 14px;
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
}
.ec-block-no {
  color: var(--brand-dark);
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.ec-options { display: grid; gap: 10px; }
.ec-opt { display: block; cursor: pointer; }
.ec-opt input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.ec-opt-box {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 15px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px 14px 14px 14px;
  transition: border-color 0.28s ease, box-shadow 0.28s ease, transform 0.28s ease, background-color 0.28s ease;
}
.ec-opt:hover .ec-opt-box { border-color: rgba(83, 169, 175, 0.5); }
.ec-opt input:focus-visible + .ec-opt-box {
  outline: 3px solid rgba(83, 169, 175, 0.45);
  outline-offset: 3px;
}
.ec-opt input:checked + .ec-opt-box {
  background: var(--surface-2);
  border-color: var(--brand);
  box-shadow: 0 8px 22px rgba(40, 107, 112, 0.13);
  transform: translateY(-2px);
}

.ec-opt-mark {
  position: relative;
  width: 22px;
  height: 22px;
  background: var(--surface);
  border: 1.5px solid rgba(83, 169, 175, 0.5);
  border-radius: 6px;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}
.ec-opt input[type="radio"] + .ec-opt-box .ec-opt-mark { border-radius: 50%; }
.ec-opt-mark::after {
  content: "";
  position: absolute;
  top: 4px;
  left: 7px;
  width: 6px;
  height: 11px;
  border: solid var(--surface);
  border-width: 0 2.2px 2.2px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.3s cubic-bezier(0.2, 1.5, 0.4, 1);
}
.ec-opt input:checked + .ec-opt-box .ec-opt-mark {
  background: var(--brand-deep);
  border-color: var(--brand-deep);
}
.ec-opt input:checked + .ec-opt-box .ec-opt-mark::after { transform: rotate(45deg) scale(1); }

.ec-opt-text { min-width: 0; }
.ec-opt-name { display: block; color: var(--text); font-size: 15px; font-weight: 700; line-height: 1.5; }
.ec-opt-desc { display: block; margin-top: 2px; color: #707c7c; font-size: 12.5px; line-height: 1.6; }
.ec-opt-price {
  color: var(--brand-deep);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

/* ページ数 */
.ec-stepper {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 3px 14px 14px 14px;
}
.ec-step-btn {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: var(--brand-deep);
  background: var(--surface-1);
  border: 1px solid rgba(83, 169, 175, 0.4);
  border-radius: 50%;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.22s ease, transform 0.18s ease;
}
.ec-step-btn:hover { background: var(--surface-2); }
.ec-step-btn:active { transform: scale(0.93); }
.ec-step-value {
  min-width: 92px;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  text-align: center;
}
.ec-step-value i {
  display: inline-block;
  min-width: 1.4em;
  font-family: var(--font-ui);
  font-size: 1.3rem;
  font-style: normal;
  font-variant-numeric: tabular-nums;
}
.ec-step-unit { margin-left: auto; color: #707c7c; font-size: 12.5px; }

.ec-reset {
  padding: 9px 20px;
  color: #526061;
  background: transparent;
  border: 1px solid rgba(83, 169, 175, 0.4);
  border-radius: 999px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.ec-reset:hover { background: var(--surface-2); }

/* 合計 */
.ec-total {
  position: sticky;
  top: 20px;
  padding: 24px 22px;
  background: var(--surface);
  border: 1px solid rgba(83, 169, 175, 0.4);
  border-radius: 4px 20px 20px 20px;
  box-shadow: 0 18px 44px rgba(40, 107, 112, 0.13);
}
.ec-total-label {
  margin: 0 0 6px;
  color: var(--brand-dark);
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
}
.ec-total-num {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 0;
  color: var(--brand-deep);
  font-family: var(--font-ui);
  font-weight: 700;
  line-height: 1.1;
}
.ec-total-num i {
  font-size: clamp(1.9rem, 4.4vw, 2.5rem);
  font-style: normal;
  font-variant-numeric: tabular-nums;
  transition: transform 0.25s ease;
}
.ec-total-num span { font-size: 1rem; }
.ec-total.is-bump .ec-total-num i { transform: translateY(-3px); }
.ec-total-tax { margin: 6px 0 0; color: #707c7c; font-size: 12.5px; }

.ec-breakdown {
  margin: 18px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}
.ec-breakdown li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 6px 0;
  color: #526061;
  font-size: 13px;
  animation: ec-in 0.35s ease both;
}
.ec-breakdown li span:last-child {
  color: var(--text-2);
  font-family: var(--font-ui);
  font-weight: 700;
  white-space: nowrap;
}
@keyframes ec-in {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: none; }
}

.ec-total-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(83, 169, 175, 0.3);
  color: #707c7c;
  font-size: 12px;
  line-height: 1.7;
}

/* 狭い画面では、合計を画面下に貼りつく細い帯にする。
   内訳まで出すと選択肢が隠れてしまうため、帯には合計と注記だけを残す。 */
@media (max-width: 860px) {
  .ec-grid { grid-template-columns: 1fr; }
  .ec-total {
    position: sticky;
    top: auto;
    bottom: 0;
    z-index: 5;
    order: 2;
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 2px 14px;
    padding: 12px 16px 14px;
    border-radius: 14px 14px 0 0;
    box-shadow: 0 -10px 26px rgba(40, 107, 112, 0.16);
  }
  .ec-total-label { grid-column: 1; margin: 0; }
  .ec-total-tax { grid-column: 1; margin: 0; }
  .ec-total-num { grid-column: 2; grid-row: 1 / span 2; }
  .ec-total-num i { font-size: 1.75rem; }
  .ec-breakdown { display: none; }
  .ec-total-note {
    grid-column: 1 / -1;
    margin-top: 10px;
    padding-top: 9px;
    font-size: 11px;
    line-height: 1.6;
  }
}

@media (max-width: 600px) {
  .ec-opt-box { grid-template-columns: auto 1fr; padding: 13px 15px; }
  .ec-opt-price { grid-column: 2; margin-top: 4px; }
  .ec-step-unit { margin-left: 0; width: 100%; }
}