/* ==========================================================================
   Prismelo — landing polish layer
   Refined gradients, restrained glass, ambient motion, microinteractions.
   Loaded after system.css and site.css so it can refine both.
   Everything here degrades cleanly under prefers-reduced-motion.
   ========================================================================== */

/* --------------------------------------------------------------------------
   ambient gradient field — sits behind the solid planes, drifts very slowly
   -------------------------------------------------------------------------- */

.ambient {
  position: absolute; inset: 0;
  pointer-events: none; overflow: hidden;
  z-index: 0;
}
.ambient__blob {
  position: absolute;
  width: 46vmax; height: 46vmax;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
}
.ambient__blob--a {
  top: -14vmax; left: -10vmax;
  background: radial-gradient(circle at 50% 50%, var(--accent-soft), transparent 68%);
  animation: drift-a 34s var(--ease-in-out) infinite;
}
.ambient__blob--b {
  bottom: -18vmax; right: -12vmax;
  background: radial-gradient(circle at 50% 50%, color-mix(in srgb, var(--sage-400) 16%, transparent), transparent 68%);
  animation: drift-b 42s var(--ease-in-out) infinite;
}
@keyframes drift-a {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(6vmax, 4vmax, 0) scale(1.12); }
}
@keyframes drift-b {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1.06); }
  50%      { transform: translate3d(-5vmax, -3vmax, 0) scale(1); }
}
.section--ambient { position: relative; isolation: isolate; }
.section--ambient > .wrap { position: relative; z-index: 1; }

/* a hairline gradient rule, used to separate major movements */
.rule-grad {
  height: 1px; border: 0; margin: 0;
  background: linear-gradient(90deg, transparent, var(--line-strong) 22%, var(--line-strong) 78%, transparent);
}

/* --------------------------------------------------------------------------
   scroll progress — 2px, top of viewport, under the nav
   -------------------------------------------------------------------------- */

.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0;
  height: 2px; z-index: 210;
  pointer-events: none;
  background: transparent;
}
.scroll-progress__bar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 40%, var(--sage-300)));
  transform-origin: left;
  transition: width 90ms linear;
}

/* --------------------------------------------------------------------------
   glass refinement for the sticky nav once the page moves
   -------------------------------------------------------------------------- */

.nav.is-stuck {
  background: var(--glass);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  backdrop-filter: blur(18px) saturate(1.4);
  border-bottom-color: var(--glass-line);
  box-shadow: 0 1px 0 var(--glass-line), 0 18px 40px -32px rgba(0, 0, 0, 0.5);
}
.nav.is-stuck .nav__inner { min-height: 64px; }
.nav__inner { transition: min-height 320ms var(--ease-out); }
.nav__link[aria-current="section"] { color: var(--ink); }
.nav__link[aria-current="section"]::after {
  transform: scaleX(1); transform-origin: left;
  background: var(--accent); opacity: 0.55;
}

/* --------------------------------------------------------------------------
   spotlight cards — a soft light follows the pointer across the surface
   -------------------------------------------------------------------------- */

.spot {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.spot::before {
  content: "";
  position: absolute; inset: -1px;
  z-index: -1;
  border-radius: inherit;
  opacity: 0;
  background: radial-gradient(
    340px circle at var(--mx, 50%) var(--my, 50%),
    color-mix(in srgb, var(--accent) 16%, transparent),
    transparent 62%
  );
  transition: opacity 380ms var(--ease-out);
}
.spot::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  pointer-events: none;
  border: 1px solid transparent;
  background: linear-gradient(140deg, color-mix(in srgb, var(--accent) 34%, transparent), transparent 42%) border-box;
  -webkit-mask: linear-gradient(#000 0 0) padding-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity 380ms var(--ease-out);
}
@media (hover: hover) {
  .spot:hover::before, .spot:focus-within::before { opacity: 1; }
  .spot:hover::after, .spot:focus-within::after { opacity: 1; }
}

/* --------------------------------------------------------------------------
   magnetic primary action
   -------------------------------------------------------------------------- */

.btn--magnetic { transition: transform 260ms var(--ease-out), background-color var(--m-in) var(--ease-out), border-color var(--m-in) var(--ease-out), color var(--m-in) var(--ease-out); }
.btn--magnetic > span { display: inline-block; transition: transform 260ms var(--ease-out); }

/* --------------------------------------------------------------------------
   social proof band
   -------------------------------------------------------------------------- */

.proof { padding-block: clamp(2.25rem, 4vw, 3.25rem); }
.proof__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1.25rem, 3vw, 2.5rem);
}
.proof__item { display: grid; gap: 0.4rem; position: relative; padding-left: 1.25rem; }
.proof__item::before {
  content: ""; position: absolute; left: 0; top: 0.35rem; bottom: 0.35rem;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), transparent);
  opacity: 0.55;
}
.proof__value {
  font-family: var(--display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1; letter-spacing: -0.02em;
}
.proof__label { font-size: var(--t-xs); color: var(--faint); letter-spacing: 0.1em; text-transform: uppercase; }
.proof__note {
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap;
  font-size: var(--t-sm); color: var(--muted);
}
.proof__dot {
  width: 7px; height: 7px; border-radius: 50%; flex: none;
  background: var(--accent);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent);
  animation: pulse-dot 2.6s var(--ease-out) infinite;
}
@keyframes pulse-dot {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent); }
  70%  { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
@media (max-width: 899px) { .proof__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 1.75rem; } }

/* --------------------------------------------------------------------------
   features grid
   -------------------------------------------------------------------------- */

.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 1.6vw, 1.5rem); }
.feature {
  padding: clamp(1.5rem, 2.2vw, 2.1rem);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(168deg, var(--surface), color-mix(in srgb, var(--surface) 82%, var(--bg)));
  display: grid; gap: 0.9rem; align-content: start;
  transition: transform 420ms var(--ease-out), border-color 420ms var(--ease-out), box-shadow 420ms var(--ease-out);
}
.feature__icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  transition: transform 420ms var(--ease-out);
}
.feature__icon svg { width: 20px; height: 20px; }
.feature__title { font-family: var(--display); font-size: 1.3125rem; letter-spacing: -0.01em; }
.feature__body { color: var(--muted); font-size: var(--t-sm); line-height: 1.65; }
@media (hover: hover) {
  .feature:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-strong); }
  .feature:hover .feature__icon { transform: scale(1.06) rotate(-3deg); }
}
@media (max-width: 1023px) { .features { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 639px)  { .features { grid-template-columns: minmax(0, 1fr); } }

/* --------------------------------------------------------------------------
   benefits — asymmetric editorial rows
   -------------------------------------------------------------------------- */

.benefits { display: grid; gap: clamp(2.5rem, 5vw, 4.5rem); }
.benefit {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}
.benefit:nth-child(even) .benefit__text { order: 2; }
.benefit__n {
  font-family: var(--mono); font-size: var(--t-xs);
  letter-spacing: 0.18em; color: var(--accent);
  display: block; margin-bottom: 1rem;
}
.benefit__title { font-size: var(--t-h3); margin-bottom: 1rem; }
.benefit__body { color: var(--muted); line-height: 1.7; }
.benefit__list { margin-top: 1.5rem; display: grid; gap: 0.7rem; }
.benefit__list li { display: flex; gap: 0.65rem; align-items: flex-start; font-size: var(--t-sm); color: var(--muted); }
.benefit__list svg { width: 16px; height: 16px; flex: none; margin-top: 0.2rem; color: var(--accent); }
.benefit__panel {
  position: relative;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background: linear-gradient(150deg, var(--surface), var(--surface-2));
  padding: clamp(1.5rem, 3vw, 2.5rem);
  min-height: 220px;
  display: grid; align-content: center; gap: 1rem;
  overflow: hidden;
}
.benefit__panel::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(80% 60% at 100% 0%, var(--accent-soft), transparent 62%);
  pointer-events: none;
}
.stat-row { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; position: relative; }
.stat-row + .stat-row { padding-top: 1rem; border-top: 1px solid var(--line); }
.stat-row__k { font-size: var(--t-sm); color: var(--muted); }
.stat-row__v { font-family: var(--display); font-size: clamp(1.5rem, 2.4vw, 2rem); letter-spacing: -0.02em; }
@media (max-width: 899px) {
  .benefit { grid-template-columns: minmax(0, 1fr); }
  .benefit:nth-child(even) .benefit__text { order: 0; }
}

/* --------------------------------------------------------------------------
   testimonials
   -------------------------------------------------------------------------- */

.voices { position: relative; }
.voices__viewport { position: relative; overflow: hidden; }
.voices__track { display: grid; }
.voice {
  grid-area: 1 / 1;
  display: grid; gap: clamp(1.5rem, 3vw, 2.25rem);
  justify-items: center; text-align: center;
  padding: clamp(1.75rem, 3.4vw, 2.75rem);
  border-radius: var(--r-xl);
  border: 1px solid var(--glass-line);
  background: var(--glass);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  opacity: 0; visibility: hidden;
  transform: translateY(14px) scale(0.99);
  transition: opacity 620ms var(--ease-out), transform 620ms var(--ease-out), visibility 620ms;
}
.voice.is-active { opacity: 1; visibility: visible; transform: none; }
.voice__mark { font-family: var(--display); font-size: 3.5rem; line-height: 0.6; color: var(--accent); opacity: 0.5; }
.voice__quote {
  font-family: var(--display);
  font-size: clamp(1.25rem, 2.4vw, 1.9375rem);
  line-height: 1.35; letter-spacing: -0.015em;
  max-width: 34ch; text-wrap: balance;
}
.voice__by { display: grid; gap: 0.3rem; }
.voice__role { font-size: var(--t-sm); color: var(--ink); font-weight: 500; }
.voice__org { font-size: var(--t-xs); color: var(--faint); letter-spacing: 0.08em; text-transform: uppercase; }
.voices__nav { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 2rem; }
.voices__dots { display: flex; gap: 0.5rem; }
.voices__dot {
  width: 26px; height: 3px; border-radius: 2px;
  background: var(--line-strong);
  transition: background-color 320ms var(--ease-out), width 320ms var(--ease-out);
}
.voices__dot[aria-selected="true"] { background: var(--accent); width: 40px; }
.voices__arrow {
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  border: 1px solid var(--line); color: var(--muted);
  transition: color var(--m-in) var(--ease-out), border-color var(--m-in) var(--ease-out), background-color var(--m-in) var(--ease-out);
}
.voices__arrow svg { width: 15px; height: 15px; }
@media (hover: hover) { .voices__arrow:hover { color: var(--ink); border-color: var(--line-strong); background: var(--field-hover); } }
.placeholder-note {
  margin-top: 1.5rem; text-align: center;
  font-size: var(--t-xs); color: var(--faint);
}

/* --------------------------------------------------------------------------
   pricing
   -------------------------------------------------------------------------- */

.pricing .section-head { margin-bottom: clamp(24px, 3vw, 40px); }
.pricing__toggle {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.3rem; border-radius: 999px;
  border: 1px solid var(--line); background: var(--field);
  position: relative; margin-bottom: clamp(2rem, 4vw, 3rem);
}
.pricing__toggle button {
  position: relative; z-index: 1;
  padding: 0.5rem 1.1rem; border-radius: 999px;
  font-size: var(--t-sm); color: var(--muted);
  transition: color 280ms var(--ease-out);
}
.pricing__toggle button[aria-pressed="true"] { color: var(--accent-ink); }
/* Before JS sizes the sliding pill (or with JS off) the active option still needs
   its own gold background, otherwise on-gold ink sits on the field. */
.pricing__toggle:not(.is-live) button[aria-pressed="true"] { background: var(--accent); }
.pricing__pill {
  position: absolute; top: 0.3rem; bottom: 0.3rem; left: 0.3rem;
  border-radius: 999px; background: var(--accent);
  transition: transform 420ms var(--ease-out), width 420ms var(--ease-out);
  z-index: 0;
}
.tier.spot { overflow: visible; }
.tier__badge { z-index: 2; }
.tiers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 1.6vw, 1.5rem); align-items: start; }
.tier {
  position: relative;
  padding: clamp(1.6rem, 2.4vw, 2.25rem);
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  background: var(--surface);
  display: grid; gap: 1.25rem; align-content: start;
  transition: transform 420ms var(--ease-out), box-shadow 420ms var(--ease-out), border-color 420ms var(--ease-out);
}
.tier--featured {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: linear-gradient(168deg, color-mix(in srgb, var(--accent) 7%, var(--surface)), var(--surface) 58%);
  box-shadow: var(--shadow);
}
.tier__badge {
  position: absolute; top: -0.7rem; left: clamp(1.6rem, 2.4vw, 2.25rem);
  padding: 0.25rem 0.7rem; border-radius: 999px;
  background: var(--accent); color: var(--accent-ink);
  font-size: 0.6875rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 500;
}
.tier__name { font-family: var(--display); font-size: 1.375rem; }
.tier__for { font-size: var(--t-sm); color: var(--faint); min-height: 2.6em; }
.tier__price { display: flex; align-items: baseline; gap: 0.4rem; }
.tier__amount { font-family: var(--display); font-size: clamp(2.25rem, 4vw, 3rem); line-height: 1; letter-spacing: -0.03em; }
.tier__per { font-size: var(--t-sm); color: var(--faint); }
.tier__list { display: grid; gap: 0.7rem; }
.tier__list li { display: flex; gap: 0.6rem; align-items: flex-start; font-size: var(--t-sm); color: var(--muted); }
.tier__list svg { width: 15px; height: 15px; flex: none; margin-top: 0.22rem; color: var(--accent); }
.tier__list li.is-off { color: var(--faint); }
.tier__list li.is-off svg { color: var(--faint); opacity: 0.6; }
@media (hover: hover) { .tier:hover { transform: translateY(-3px); box-shadow: var(--shadow); } }
@media (max-width: 1023px) { .tiers { grid-template-columns: minmax(0, 1fr); max-width: 460px; margin-inline: auto; } }

/* --------------------------------------------------------------------------
   FAQ accordion
   -------------------------------------------------------------------------- */

.faq--landing { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq--landing details { border-bottom: 1px solid var(--line); }
.faq--landing summary {
  list-style: none; cursor: pointer;
  padding: clamp(1.1rem, 2vw, 1.5rem) 3rem clamp(1.1rem, 2vw, 1.5rem) 0;
  position: relative;
  font-family: var(--display); font-size: clamp(1.0625rem, 1.6vw, 1.3125rem);
  letter-spacing: -0.01em;
  transition: color 260ms var(--ease-out);
}
.faq--landing summary::-webkit-details-marker { display: none; }
.faq--landing summary::after {
  content: ""; position: absolute; right: 0.4rem; top: 50%;
  width: 11px; height: 11px;
  border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor;
  transform: translateY(-70%) rotate(45deg);
  transition: transform 380ms var(--ease-out);
  color: var(--faint);
}
.faq--landing details[open] summary::after { transform: translateY(-30%) rotate(225deg); }
@media (hover: hover) { .faq--landing summary:hover { color: var(--accent); } }
.faq--landing .faq__a {
  padding: 0 3rem clamp(1.3rem, 2vw, 1.7rem) 0;
  color: var(--muted); line-height: 1.7; font-size: var(--t-sm);
  max-width: 74ch;
}
.faq--landing details[open] .faq__a { animation: faq-in 420ms var(--ease-out) both; }
@keyframes faq-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* --------------------------------------------------------------------------
   closing CTA
   -------------------------------------------------------------------------- */

.cta-final {
  position: relative; overflow: hidden;
  border-radius: var(--r-xl);
  border: 1px solid var(--glass-line);
  background:
    radial-gradient(90% 120% at 12% 0%, var(--accent-soft), transparent 58%),
    linear-gradient(160deg, var(--surface), var(--surface-2));
  padding: clamp(2.25rem, 6vw, 5rem);
  text-align: center;
  display: grid; justify-items: center; gap: 1.5rem;
}
.cta-final__title { font-size: var(--t-h2); max-width: 20ch; text-wrap: balance; }
.cta-final__body { color: var(--muted); max-width: 48ch; line-height: 1.7; }
.cta-final__actions { display: flex; gap: 0.85rem; flex-wrap: wrap; justify-content: center; margin-top: 0.5rem; }
.cta-final__fine { font-size: var(--t-xs); color: var(--faint); }

/* --------------------------------------------------------------------------
   staggered entrance helpers
   -------------------------------------------------------------------------- */

[data-stagger] > * { transition-delay: calc(var(--i, 0) * 70ms); }

/* --------------------------------------------------------------------------
   focus + reduced motion
   -------------------------------------------------------------------------- */

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}
.voices__dot:focus-visible, .pricing__toggle button:focus-visible { outline-offset: 4px; }

@media (prefers-reduced-motion: reduce) {
  .ambient__blob { animation: none; }
  .proof__dot { animation: none; }
  .voice { transition: opacity 1ms linear, visibility 1ms; transform: none; }
  .faq--landing details[open] .faq__a { animation: none; }
  .scroll-progress__bar { transition: none; }
  .spot::before, .spot::after { transition: none; }
  .btn--magnetic, .btn--magnetic > span { transition: none; transform: none !important; }
}