/* =========================================================
   Фаза — peak pass («топчик»)
   Theme-safe vars only · no hero cards · no brand filter
   Logo hue-rotate stays in design-elevate.css
   ========================================================= */

/* —— ambient depth —— */
.peak-halo {
  position: absolute;
  width: min(70vw, 560px);
  height: min(70vw, 560px);
  right: 8%;
  top: 18%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 45% 40%, color-mix(in srgb, var(--lime) 28%, transparent), transparent 42%),
    radial-gradient(circle at 55% 60%, color-mix(in srgb, var(--teal) 22%, transparent), transparent 50%);
  filter: blur(18px);
  opacity: 0.55;
  animation: peakHalo 9s var(--ease) infinite alternate;
  pointer-events: none;
  z-index: 0;
}

.peak-halo-landing {
  right: 50%;
  top: 12%;
  transform: translateX(42%);
  opacity: 0.42;
  width: min(80vw, 640px);
  height: min(80vw, 640px);
}

@keyframes peakHalo {
  from { transform: scale(1) translate(0, 0); opacity: 0.45; }
  to { transform: scale(1.08) translate(-2%, 3%); opacity: 0.65; }
}

.peak-halo-landing {
  animation-name: peakHaloLand;
}

@keyframes peakHaloLand {
  from { transform: translateX(42%) scale(1); opacity: 0.35; }
  to { transform: translateX(40%) scale(1.06); opacity: 0.55; }
}

/* —— brand presence —— */
.brand {
  letter-spacing: -0.08em;
}

.welcome-wrap .brand {
  font-size: clamp(4.4rem, 15.5vw, 9.2rem);
}

.hero-copy .brand {
  font-size: clamp(3.2rem, 9.5vw, 6.6rem);
}

/* —— CTA pulse ring —— */
.btn-cta {
  position: relative;
  isolation: isolate;
}

.btn-cta::before {
  content: "";
  position: absolute;
  inset: -5px;
  border-radius: inherit;
  border: 1.5px solid color-mix(in srgb, var(--lime) 45%, transparent);
  opacity: 0;
  animation: peakCtaRing 2.8s var(--ease) infinite;
  pointer-events: none;
  z-index: -1;
}

@keyframes peakCtaRing {
  0% { opacity: 0; transform: scale(0.96); }
  35% { opacity: 0.55; }
  100% { opacity: 0; transform: scale(1.08); }
}

.btn-primary {
  letter-spacing: -0.02em;
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

/* —— relation theatre —— */
.relation-actions .btn-relation {
  position: relative;
  overflow: hidden;
}

.relation-actions .btn-relation::before {
  content: none;
  display: none;
}

.relation-actions .btn.is-picked-relation {
  letter-spacing: -0.01em;
  font-weight: 800;
}

.btn-chosen {
  letter-spacing: -0.015em;
  font-size: 1.02rem;
}

/* —— probe —— */
.btn-probe {
  position: relative;
  overflow: hidden;
}

.btn-probe::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent 30%,
    color-mix(in srgb, var(--lime) 12%, transparent) 48%,
    transparent 66%
  );
  transform: translateX(-120%);
  animation: peakProbeSheen 4.5s ease-in-out infinite;
  pointer-events: none;
}

@keyframes peakProbeSheen {
  0%,
  60%,
  100% { transform: translateX(-120%); }
  78% { transform: translateX(120%); }
}

.probe-badge {
  position: relative;
}

/* —— modes —— */
.mode-card {
  transition:
    transform 0.45s var(--ease-spring),
    box-shadow 0.4s ease,
    border-color 0.35s ease,
    background 0.4s ease;
}

.mode-card:hover {
  box-shadow:
    0 24px 50px color-mix(in srgb, var(--teal) 16%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.mode-tag {
  position: relative;
  padding-left: 0.85rem;
}

.mode-tag::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  margin-top: -3px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 10px color-mix(in srgb, var(--teal) 50%, transparent);
}

.mode-card.is-pro .mode-tag::before,
.mode-card[data-mode="paid"] .mode-tag::before {
  background: var(--lime);
  box-shadow: 0 0 10px color-mix(in srgb, var(--lime) 55%, transparent);
}

/* —— quiz stage —— */
.quiz-stage {
  position: relative;
}

.q-cat {
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--teal) 16%, transparent);
}

.q-text {
  position: relative;
  max-width: 20ch;
}

.options {
  gap: 0.8rem;
}

.option {
  transition:
    transform 0.32s var(--ease-spring),
    border-color 0.25s ease,
    background 0.25s ease,
    box-shadow 0.32s ease;
}

.option:hover {
  box-shadow:
    0 18px 40px color-mix(in srgb, var(--teal) 14%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.option.is-picked {
  /* transform driven by optionPickVanish in design-alive.css */
  transform: none;
}

.progress-track {
  position: relative;
  overflow: visible;
}

.progress-fill::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 9px;
  height: 9px;
  margin-top: -4.5px;
  border-radius: 50%;
  background: var(--lime);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--lime) 28%, transparent);
}

.progress-fill {
  position: relative;
}

/* —— results —— */
.score-num span {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--ink) 55%, var(--ring-color, #ff5c8a)),
    color-mix(in srgb, var(--ring-color, #ff5c8a) calc(40% + var(--ring-fill, 0.5) * 60%), var(--ring-cool, #a85a6c))
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
}

.score-ring-wrap.is-high .score-num span {
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--ring-hot, #ff2458) calc(40% + var(--ring-fill, 1) * 60%), var(--ring-cool, #c4788a)),
    color-mix(in srgb, var(--ring-mid, #ff5c8a) calc(50% + var(--ring-fill, 1) * 50%), var(--ring-cool, #a85a6c))
  );
  -webkit-background-clip: text;
  background-clip: text;
}

.cat-fill {
  position: relative;
  overflow: hidden;
}

.cat-fill::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, #fff 45%, transparent),
    transparent
  );
  animation: peakBarSheen 2.8s ease-in-out infinite;
}

@keyframes peakBarSheen {
  0%,
  100% { transform: translateX(-120%); }
  50% { transform: translateX(120%); }
}

/* —— handoff —— */
.handoff-wrap {
  position: relative;
}

.handoff-wrap::before {
  content: "";
  position: absolute;
  width: min(50vw, 280px);
  height: min(50vw, 280px);
  left: 50%;
  top: 42%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px dashed color-mix(in srgb, var(--teal) 28%, transparent);
  animation: peakSpin 28s linear infinite;
  pointer-events: none;
  opacity: 0.5;
}

@keyframes peakSpin {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* —— context —— */
.context-option {
  transition:
    transform 0.25s var(--ease),
    background 0.25s ease,
    box-shadow 0.25s ease;
}

.context-option:hover {
  box-shadow: 0 10px 24px color-mix(in srgb, var(--teal) 10%, transparent);
}

.context-option:has(input:checked) {
  transform: translateX(4px);
}

/* —— themed halo accents —— */
body.theme-couple .peak-halo,
body.theme-couple .peak-halo-landing {
  background:
    radial-gradient(circle at 45% 40%, rgba(255, 143, 171, 0.35), transparent 42%),
    radial-gradient(circle at 55% 60%, rgba(224, 17, 58, 0.22), transparent 50%);
}

body.theme-friends .peak-halo,
body.theme-friends .peak-halo-landing {
  background:
    radial-gradient(circle at 45% 40%, rgba(255, 229, 102, 0.38), transparent 42%),
    radial-gradient(circle at 55% 60%, rgba(249, 115, 22, 0.22), transparent 50%);
}

body.theme-family .peak-halo,
body.theme-family .peak-halo-landing {
  background:
    radial-gradient(circle at 45% 40%, rgba(147, 197, 253, 0.38), transparent 42%),
    radial-gradient(circle at 55% 60%, rgba(37, 99, 235, 0.22), transparent 50%);
}

/* —— cursor glow follows theme (already vars) —— */
.cursor-glow {
  mix-blend-mode: multiply;
  opacity: 0.85;
}

/* —— magnetic buttons feel —— */
[data-magnetic] {
  will-change: transform;
  transition: transform 0.2s var(--ease), box-shadow 0.3s ease, background 0.25s ease;
}

/* —— mobile —— */
@media (max-width: 820px) {
  .peak-halo {
    width: min(100vw, 360px);
    height: min(100vw, 360px);
    right: -10%;
    top: 10%;
    opacity: 0.4;
  }

  .peak-halo-landing {
    top: 6%;
    opacity: 0.32;
  }

  .welcome-wrap .brand {
    font-size: clamp(3.8rem, 18vw, 5.4rem);
  }

  .btn-cta::before {
    inset: -4px;
  }

  .handoff-wrap::before {
    width: min(70vw, 220px);
    height: min(70vw, 220px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .peak-halo,
  .btn-cta::before,
  .btn-probe::after,
  .cat-fill::after,
  .handoff-wrap::before {
    animation: none !important;
  }
}