/* =========================================================================
   RE:FRAME — 海外市場ポジショニング診断（モーダル）
   lp.css のトークン（--bg-card / --pink / --cyan など）を流用。
   ========================================================================= */

.diag-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: clamp(0.75rem, 3vw, 2rem);
  background: rgba(6, 6, 10, 0.9);
  -webkit-backdrop-filter: blur(11px);
  backdrop-filter: blur(11px);
  opacity: 0;
  transition: opacity var(--dur, 620ms) var(--ease, ease);
}
.diag-overlay.is-open { opacity: 1; }
.diag-overlay[hidden] { display: none; }

/* ---- panel --------------------------------------------------------- */
.diag-panel {
  width: min(560px, 100%);
  max-height: min(92vh, 780px);
  display: flex;
  flex-direction: column;
  background: var(--bg-card, #1a1a22);
  border: 1px solid var(--line, #2a2a34);
  border-radius: 20px;
  box-shadow: 0 40px 120px -30px rgba(0, 0, 0, 0.8);
  overflow: hidden;
  transform: translateY(20px) scale(0.98);
  opacity: 0;
  transition: transform var(--dur, 620ms) var(--ease, ease), opacity var(--dur, 620ms) var(--ease, ease);
}
.diag-overlay.is-open .diag-panel { transform: none; opacity: 1; }

/* ---- top chrome ---------------------------------------------------- */
.diag-top {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 1.15rem 0.85rem;
  border-bottom: 1px solid var(--line, #2a2a34);
}
.diag-progress {
  flex: 1;
  height: 5px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}
.diag-progress__fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan, #35e5dd), var(--pink, #ff5c8e));
  transition: width 420ms var(--ease, ease);
}
.diag-stepno {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--text-mute, #9a9aa6);
  white-space: nowrap;
  min-width: 4.5em;
  text-align: right;
}

.diag-iconbtn {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--line, #2a2a34);
  background: transparent;
  color: var(--text-mute, #9a9aa6);
  cursor: pointer;
  font-size: 1.05rem;
  line-height: 1;
  transition: color 160ms, border-color 160ms, transform 160ms;
}
.diag-iconbtn:hover { color: var(--cyan, #35e5dd); border-color: var(--cyan, #35e5dd); transform: translateY(-1px); }
.diag-iconbtn[hidden] { display: none; }

/* ---- stage --------------------------------------------------------- */
.diag-stage {
  padding: clamp(1.3rem, 4vw, 2.1rem);
  overflow-y: auto;
  opacity: 1;
  transform: none;
  transition: opacity 180ms var(--ease, ease), transform 180ms var(--ease, ease);
}
.diag-stage.is-out { opacity: 0; transform: translateY(8px); }

.diag-eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--cyan, #35e5dd);
  margin-bottom: 0.7rem;
}
.diag-q {
  font-weight: 900;
  font-size: clamp(1.35rem, 1rem + 2vw, 1.9rem);
  line-height: 1.3;
  letter-spacing: -0.01em;
  outline: none;
}
.diag-help {
  color: var(--text-mute, #9a9aa6);
  font-size: 0.92rem;
  margin-top: 0.55rem;
}

/* ---- options ------------------------------------------------------- */
.diag-opts {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 1.35rem;
}
.diag-opt {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  width: 100%;
  text-align: left;
  padding: 0.95rem 1.15rem;
  border-radius: 12px;
  border: 1.5px solid var(--line, #2a2a34);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text, #f4f4f7);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color 160ms, background 160ms, transform 160ms;
}
.diag-opt:hover {
  border-color: var(--pink, #ff5c8e);
  background: var(--pink-soft, rgba(255, 92, 142, 0.16));
  transform: translateX(3px);
}
.diag-opt__tick {
  flex: none;
  width: 20px;
  height: 20px;
  border-radius: 999px;
  border: 1.5px solid var(--line, #2a2a34);
  transition: border-color 160ms, background 160ms;
  position: relative;
}
.diag-opt.is-picked {
  border-color: var(--pink, #ff5c8e);
  background: var(--pink-soft, rgba(255, 92, 142, 0.16));
}
.diag-opt.is-picked .diag-opt__tick {
  border-color: var(--pink, #ff5c8e);
  background: var(--pink, #ff5c8e);
}
.diag-opt.is-picked .diag-opt__tick::after {
  content: "";
  position: absolute;
  inset: 0;
  margin: auto;
  width: 6px;
  height: 10px;
  border: solid var(--pink-ink, #0b0b0f);
  border-width: 0 2px 2px 0;
  transform: translateY(-1px) rotate(45deg);
}

/* ---- result -------------------------------------------------------- */
.diag-type {
  font-weight: 900;
  font-size: clamp(1.5rem, 1rem + 3vw, 2.3rem);
  line-height: 1.25;
  outline: none;
}
.diag-type__badge { color: var(--pink, #ff5c8e); }
.diag-type__tag {
  color: var(--text-mute, #9a9aa6);
  font-weight: 500;
  margin-top: 0.5rem;
}
.diag-lead {
  margin-top: 1.1rem;
  font-size: 1rem;
  line-height: 1.85;
}
.diag-plan {
  margin-top: 1.4rem;
  padding: 1.15rem 1.25rem;
  border-radius: 14px;
  background: rgba(53, 229, 221, 0.06);
  border-left: 3px solid var(--teal, #0e8c99);
}
.diag-plan__k {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan, #35e5dd);
}
.diag-plan__name {
  font-weight: 900;
  font-size: 1.15rem;
  margin-top: 0.35rem;
  color: var(--text, #f4f4f7);
}
.diag-plan__detail {
  color: var(--text-mute, #9a9aa6);
  font-size: 0.92rem;
  margin-top: 0.4rem;
  line-height: 1.7;
}
.diag-proof {
  margin-top: 1.1rem;
  padding: 1rem 1.15rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--line, #2a2a34);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--text-mute, #9a9aa6);
}
.diag-proof .pink,
.diag-lead .pink,
.diag-done .pink { color: var(--pink, #ff5c8e); }

.diag-cta { margin-top: 1.6rem; text-align: center; }
.diag-cta .btn { width: 100%; justify-content: center; }
.diag-note {
  color: var(--text-dim, #6c6c78);
  font-size: 0.82rem;
  margin-top: 0.7rem;
}

/* ---- contact form -------------------------------------------------- */
.diag-form {
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
  margin-top: 1.4rem;
}
.diag-field { display: flex; flex-direction: column; gap: 0.4rem; }
.diag-field > span {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text, #f4f4f7);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.diag-field em {
  font-style: normal;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pink-ink, #0b0b0f);
  background: var(--pink, #ff5c8e);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}
.diag-field i {
  font-style: normal;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-dim, #6c6c78);
  border: 1px solid var(--line, #2a2a34);
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
}
.diag-field input,
.diag-field textarea {
  font-family: inherit;
  font-size: 1rem;
  color: var(--text, #f4f4f7);
  background: rgba(255, 255, 255, 0.03);
  border: 1.5px solid var(--line, #2a2a34);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  transition: border-color 160ms, background 160ms;
  resize: vertical;
}
.diag-field input::placeholder,
.diag-field textarea::placeholder { color: var(--text-dim, #6c6c78); }
.diag-field input:focus,
.diag-field textarea:focus {
  outline: none;
  border-color: var(--cyan, #35e5dd);
  background: rgba(53, 229, 221, 0.05);
}
.diag-form .btn { width: 100%; justify-content: center; margin-top: 0.3rem; }
.diag-error {
  color: var(--pink, #ff5c8e);
  font-size: 0.86rem;
  font-weight: 500;
}

/* ---- done ---------------------------------------------------------- */
.diag-done { text-align: center; padding: 1.5rem 0.5rem; }
.diag-done__mark {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin: 0 auto 1.2rem;
  border-radius: 999px;
  background: var(--pink, #ff5c8e);
  color: var(--pink-ink, #0b0b0f);
  font-size: 1.9rem;
  font-weight: 900;
}
.diag-done h2 {
  font-weight: 900;
  font-size: clamp(1.4rem, 1rem + 2vw, 1.9rem);
  outline: none;
}
.diag-done p { color: var(--text-mute, #9a9aa6); margin-top: 0.8rem; line-height: 1.8; }
.diag-done .btn { margin-top: 1.6rem; }

/* ---- reduced motion ------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  .diag-overlay,
  .diag-panel,
  .diag-stage,
  .diag-progress__fill { transition: none; }
  .diag-panel { transform: none; }
  .diag-opt:hover { transform: none; }
}