/* 飲んだ後のふりかえり（/f/:id）と、上下スワイプのダイヤル */

.fb-screen.is-step {
  animation: screen-in 0.5s var(--ease) both;
}

.fb-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding-top: 4vh;
}

.fb-intro {
  margin: 0 0 18px;
  padding: 10px 12px;
  border-left: 2px solid var(--line-strong);
  font-size: 0.8125rem;
  color: var(--cream-2);
  line-height: 1.9;
}

.fb-prompt {
  margin: 0.4em 0 0;
  font-size: clamp(1.25rem, 5.6vw, 1.5rem);
  font-weight: 600;
  line-height: 1.7;
  letter-spacing: 0.08em;
  word-break: auto-phrase;
  text-wrap: balance;
}

.fb-howto {
  margin: 6px 0 0;
  font-size: 0.75rem;
  color: var(--cream-4);
  letter-spacing: 0.2em;
}

/* ---------- ダイヤル ---------- */

.dial {
  display: grid;
  grid-template-columns: 1fr 104px;
  align-items: center;
  gap: 8px;
  margin: 16px 0 0;
  touch-action: none; /* ページのスクロールと取り合わない */
  user-select: none;
  -webkit-user-select: none;
  cursor: grab;
  border-radius: 4px;
}

.dial.is-dragging {
  cursor: grabbing;
}

.dial-drum {
  position: relative;
  height: 300px;
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  /* 上下に向かって闇に沈む */
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 28%, #000 72%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 28%, #000 72%, transparent);
}

/* 中央の読み取り窓（細い二本線） */
.dial-window {
  position: absolute;
  left: 8%;
  right: 8%;
  top: 50%;
  height: 64px;
  transform: translateY(-50%);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  pointer-events: none;
}

.dial-row {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform, opacity;
}

.dial-num {
  font-family: var(--font-roman);
  font-size: 2.25rem;
  font-weight: 500;
  line-height: 1;
  color: var(--cream-2);
  font-variant-numeric: tabular-nums;
  transform: translateY(-0.04em);
}

.dial-row.is-center .dial-num {
  font-size: 3.5rem;
  font-weight: 600;
  color: var(--cream);
}

.dial-scale {
  position: absolute;
  right: 6%;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--cream-3);
}

.dial-scale:empty {
  display: none;
}

.dial-side {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.dial-cup {
  width: 92px;
  height: auto;
  overflow: visible;
}

.dial-tea {
  fill: rgba(162, 184, 112, 0.55);
}

.dial-surface {
  fill: none;
  stroke: rgba(243, 238, 226, 0.6);
  stroke-width: 1.2;
}

.dial-rim {
  fill: none;
  stroke: var(--cream);
  stroke-width: 4;
  stroke-linecap: round;
}

.dial-value {
  font-size: 0.875rem;
  color: var(--cream-3);
  letter-spacing: 0.1em;
}

.dial:focus-visible {
  outline: 2px solid var(--cream-2);
  outline-offset: 4px;
}

/* ---------- ひとこと ---------- */

.fb-field {
  position: relative;
  margin-top: 18px;
}

.fb-textarea {
  width: 100%;
  min-height: 140px;
  padding: 12px 12px 28px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.18);
  font-size: 1rem; /* 16px（iOS のズーム防止） */
  line-height: 1.8;
  resize: vertical;
}

.fb-textarea:focus {
  outline: none;
  border-color: var(--cream-2);
}

.fb-counter {
  right: 10px;
  bottom: 8px;
}

/* ---------- 送信後 ---------- */

.fb-done {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
}

.fb-done-label {
  margin: 0;
  font-size: 0.8125rem;
  letter-spacing: 0.4em;
  color: var(--cream-3);
}

.fb-total {
  margin: 0;
  font-size: 6rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
  animation: rise 0.9s var(--ease) both;
}

.fb-total-unit {
  margin: -4px 0 0;
  font-family: var(--font-roman);
  font-size: 0.875rem;
  color: var(--cream-3);
}

.fb-thanks {
  margin: 22px 0 26px;
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 2;
  letter-spacing: 0.12em;
}

.fb-done .btn-bowl {
  width: min(100%, 280px);
  text-decoration: none;
}