/* ============================================================
   AcePrep Landing Page — Custom Styles
   Elevated marketing design on top of AcePrep DS tokens.
   ============================================================ */

:root {
  --lp-nav-height: 72px;
  --lp-container: min(1200px, 90vw);
  --lp-section-pad: clamp(64px, 10vw, 120px);
  --lp-hero-pad: clamp(80px, 12vw, 140px);
}

html { scroll-behavior: smooth; }
body { overflow-x: hidden; }

/* ---- Navigation ---- */
.lp-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--lp-nav-height);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 max(var(--space-8), 5vw);
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.lp-nav.is-scrolled {
  border-bottom-color: var(--outline-hairline);
  box-shadow: 0 1px 12px rgba(15,23,42,0.05);
}
.lp-nav__logo { display: flex; align-items: center; gap: var(--space-2); cursor: pointer; }
.lp-nav__logo img { height: 36px; }
.lp-nav__center { display: flex; align-items: center; gap: var(--space-8); }
.lp-nav__link {
  background: none; border: none; font-family: var(--font-sans);
  font-size: var(--text-sm); font-weight: var(--weight-medium);
  color: var(--text-secondary); cursor: pointer; padding: var(--space-1) 0;
  transition: color 0.15s;
}
.lp-nav__link:hover { color: var(--text-primary); }
.lp-nav__right { display: flex; align-items: center; gap: var(--space-3); }
.lp-nav__menu-btn {
  display: none; background: none; border: none; cursor: pointer;
  padding: var(--space-2); color: var(--text-primary);
}

/* ---- Choice Screen ---- */
.lp-choice {
  min-height: 100vh; min-height: 100dvh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: var(--space-10); background: #FFFFFF; position: relative; overflow: hidden;
}
.lp-choice::before {
  content: ''; position: absolute; top: -30%; left: 50%; transform: translateX(-50%);
  width: 900px; height: 900px;
  background: none;
  pointer-events: none;
}
.lp-choice__logo { margin-bottom: var(--space-10); position: relative; z-index: 1; }
.lp-choice__logo img { height: 64px; }
.lp-choice__heading {
  font-size: clamp(2rem, 5vw, var(--text-h1)); font-weight: var(--weight-semibold);
  text-align: center; margin-bottom: var(--space-3); position: relative; z-index: 1;
}
.lp-choice__sub {
  font-size: var(--text-lg); color: var(--text-secondary); text-align: center;
  max-width: 520px; line-height: var(--leading-relaxed); margin-bottom: var(--space-12);
  position: relative; z-index: 1;
}
.lp-choice__cards {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8);
  max-width: 780px; width: 100%; position: relative; z-index: 1;
}
.lp-choice__card {
  background: var(--surface-page);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-xl); padding: var(--space-10) var(--space-8);
  display: flex; flex-direction: column; align-items: center; text-align: center;
  cursor: pointer;
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out), border-color 0.3s;
}
.lp-choice__card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px -20px rgba(76,142,174,0.22);
  border-color: var(--color-steel);
}
.lp-choice__card-icon {
  width: 72px; height: 72px; display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-lg); background: var(--color-steel-50);
  color: var(--color-steel); margin-bottom: var(--space-6);
}
.lp-choice__card-title {
  font-size: var(--text-h3); font-weight: var(--weight-semibold); margin-bottom: var(--space-3);
}
.lp-choice__card-desc {
  font-size: var(--text-base); color: var(--text-secondary);
  line-height: var(--leading-normal); margin-bottom: var(--space-6); flex: 1;
}
.lp-choice__card-cta {
  font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--color-steel);
  display: flex; align-items: center; gap: var(--space-2);
  transition: gap 0.2s;
}
.lp-choice__card:hover .lp-choice__card-cta { gap: var(--space-3); }

/* ---- Page Transitions ---- */
.page-enter {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.45s var(--ease-out), transform 0.5s var(--ease-out);
}
.page-active {
  opacity: 1; transform: translateY(0);
  transition: opacity 0.45s var(--ease-out), transform 0.5s var(--ease-out);
}
.page-exit {
  opacity: 0; transform: translateY(-12px);
  transition: opacity 0.25s var(--ease-standard), transform 0.25s var(--ease-standard);
  pointer-events: none;
}

/* ---- Section Layout ---- */
.lp-section { padding: var(--lp-section-pad) max(var(--space-6), 5vw); }
.lp-section--alt { background: var(--surface-page); }
.lp-section--white { background: #fff; }
.lp-section__inner { max-width: var(--lp-container); margin: 0 auto; }
.lp-section__eyebrow {
  font-size: var(--text-xs); font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider); text-transform: uppercase;
  color: var(--color-steel); margin-bottom: var(--space-4);
}
.lp-section__heading {
  font-size: clamp(1.75rem, 4vw, var(--text-h1)); font-weight: var(--weight-semibold);
  margin-bottom: var(--space-4); letter-spacing: var(--tracking-tight);
  max-width: 700px; text-wrap: balance;
}
.lp-section__heading--center { text-align: center; margin-left: auto; margin-right: auto; }
.lp-section__sub {
  font-size: var(--text-lg); color: var(--text-secondary);
  line-height: var(--leading-relaxed); max-width: 620px; text-wrap: pretty;
}
.lp-section__sub--center { text-align: center; margin-left: auto; margin-right: auto; }

/* ---- Hero ---- */
.lp-hero {
  padding-top: calc(var(--lp-nav-height) + var(--lp-hero-pad));
  padding-bottom: var(--lp-hero-pad);
  padding-left: max(var(--space-6), 5vw); padding-right: max(var(--space-6), 5vw);
  position: relative; overflow: hidden; background: #fff;
}
.lp-hero::before {
  content: ''; position: absolute; top: -10%; right: -10%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(76,142,174,0.06) 0%, transparent 60%);
  pointer-events: none;
}
.lp-hero::after {
  content: ''; position: absolute; bottom: -15%; left: -8%;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(30,41,59,0.03) 0%, transparent 60%);
  pointer-events: none;
}
.lp-hero__inner {
  max-width: var(--lp-container); margin: 0 auto; position: relative; z-index: 1;
}
.lp-hero--split .lp-hero__inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); align-items: center;
}
.lp-hero--centered .lp-hero__inner {
  text-align: center; display: flex; flex-direction: column; align-items: center;
}
.lp-hero__eyebrow {
  font-size: var(--text-xs); font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wider); text-transform: uppercase;
  color: var(--color-steel); margin-bottom: var(--space-4);
}
.lp-hero__heading {
  font-size: clamp(1.75rem, 3.2vw, 2.25rem); font-weight: var(--weight-semibold);
  line-height: var(--leading-tight); letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-6); text-wrap: balance; max-width: 560px;
}
.lp-hero__sub {
  font-size: clamp(1rem, 2vw, var(--text-lg)); color: var(--text-secondary);
  line-height: var(--leading-relaxed); margin-bottom: var(--space-8);
  max-width: 560px; text-wrap: pretty;
}
.lp-hero--centered .lp-hero__sub { margin-left: auto; margin-right: auto; }
.lp-hero__ctas { display: flex; gap: var(--space-4); flex-wrap: wrap; }
.lp-hero--centered .lp-hero__ctas { justify-content: center; }
.lp-hero__mockup { position: relative; }
.lp-hero--centered .lp-hero__mockup { margin-top: var(--space-12); max-width: 900px; width: 100%; }

/* ---- Mini Browser (Mockup Frame) ---- */
.mini-browser {
  background: var(--surface-card);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-xl); overflow: hidden;
  box-shadow: 0 30px 80px -20px rgba(15,23,42,0.18);
}
.mini-browser__bar {
  display: flex; align-items: center; gap: 6px;
  padding: 12px 16px; background: var(--color-ink-100);
  border-bottom: 1px solid var(--outline-hairline);
}
.mini-browser__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--color-ink-300); }
.mini-browser__url {
  margin-left: 12px; font-size: var(--text-xs); color: var(--text-muted); font-family: var(--font-mono);
}
.mini-browser__body { padding: var(--space-5); background: var(--surface-page); }

/* ---- Feature Grid ---- */
.lp-features { display: grid; gap: var(--space-6); margin-top: var(--space-10); }
.lp-features--4 { grid-template-columns: repeat(4, 1fr); }
.lp-features--3 { grid-template-columns: repeat(3, 1fr); }
.lp-feature-card {
  background: var(--surface-card);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-lg); padding: var(--space-8) var(--space-6);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
  display: flex; flex-direction: column;
}
.lp-features > * { display: flex; flex-direction: column; }
.lp-features > * > .lp-feature-card { flex: 1; }
.lp-feature-card:hover {
  transform: translateY(-3px); box-shadow: var(--shadow-card);
}
.lp-feature-card__icon {
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md); background: var(--color-steel-50);
  color: var(--color-steel); margin-bottom: var(--space-5);
}
.lp-feature-card__title {
  font-size: var(--text-title); font-weight: var(--weight-semibold); margin-bottom: var(--space-3);
}
.lp-feature-card__desc {
  font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-normal);
}

/* ---- Metrics ---- */
.lp-metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); margin-top: var(--space-10); }
.lp-metric-card {
  text-align: center; padding: var(--space-8) var(--space-4);
  background: var(--surface-card);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-lg);
}
.lp-metric-card__value {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: var(--weight-semibold);
  color: var(--color-steel); line-height: 1; margin-bottom: var(--space-3);
  font-family: var(--font-display); letter-spacing: var(--tracking-tight);
}
.lp-metric-card__label { font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-snug); }

/* ---- Testimonial Carousel ---- */
.lp-testimonials { position: relative; overflow: hidden; margin-top: var(--space-10); }
.lp-testimonials__track { display: flex; gap: var(--space-6); transition: transform 0.5s var(--ease-out); }
.lp-testimonial-card {
  flex: 0 0 calc(33.333% - 16px); min-width: 280px;
  background: var(--surface-card);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-lg); padding: var(--space-8);
  display: flex; flex-direction: column;
}
.lp-testimonial-card__quote {
  font-size: var(--text-base); color: var(--text-secondary);
  line-height: var(--leading-relaxed); flex: 1; margin-bottom: var(--space-6);
}
.lp-testimonial-card__author { display: flex; align-items: center; gap: var(--space-3); }
.lp-testimonial-card__avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-ink-100); display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-weight: var(--weight-semibold); font-size: var(--text-sm); flex: none;
}
.lp-testimonial-card__name { font-weight: var(--weight-semibold); font-size: var(--text-sm); }
.lp-testimonial-card__role { font-size: var(--text-xs); color: var(--text-muted); }
.lp-testimonials__nav { display: flex; justify-content: center; gap: var(--space-3); margin-top: var(--space-8); }
.lp-testimonials__dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--color-ink-300);
  border: none; cursor: pointer; padding: 0; transition: background 0.2s, transform 0.2s;
}
.lp-testimonials__dot.is-active { background: var(--color-steel); transform: scale(1.4); }

/* ---- Timeline ---- */
.lp-timeline { display: flex; flex-direction: column; position: relative; padding-left: 72px; margin-top: var(--space-10); }
.lp-timeline::before {
  content: ''; position: absolute; left: 23px; top: 24px; bottom: 24px;
  width: 2px; background: var(--outline-hairline);
}
.lp-timeline__step { position: relative; padding: var(--space-5) 0 var(--space-5) var(--space-6); }
.lp-timeline__badge {
  position: absolute; left: -72px; top: var(--space-5);
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--color-ink); color: var(--text-on-dark);
  display: flex; align-items: center; justify-content: center;
  font-weight: var(--weight-semibold); font-size: var(--text-sm); z-index: 1;
  transition: background 0.4s;
}
.lp-timeline__step.is-visible .lp-timeline__badge { background: var(--color-steel); }
.lp-timeline__title { font-size: var(--text-title); font-weight: var(--weight-semibold); margin-bottom: var(--space-2); }

/* ---- Form Section ---- */
.lp-form { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); max-width: 560px; }
.lp-form__field { display: flex; flex-direction: column; gap: var(--space-2); }
.lp-form__field--full { grid-column: 1 / -1; }
.lp-form__label { font-size: var(--text-sm); font-weight: var(--weight-medium); }
.lp-form__input {
  padding: 0.75rem 1rem;
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-md); font-family: var(--font-sans);
  font-size: var(--text-base); background: var(--surface-card);
  color: var(--text-primary); transition: border-color 0.15s, box-shadow 0.15s; outline: none;
}
.lp-form__input:focus { border-color: var(--color-steel); box-shadow: 0 0 0 3px var(--focus-ring); }
.lp-form__input.is-error { border-color: var(--status-danger); }
.lp-form__error { font-size: var(--text-xs); color: var(--status-danger); margin-top: 2px; }
.lp-form__success {
  grid-column: 1 / -1; padding: var(--space-8); background: var(--color-steel-50);
  border: 1.5px solid var(--color-steel-300); border-radius: var(--radius-lg); text-align: center;
}
.lp-form__success h3 { font-size: var(--text-h3); margin-bottom: var(--space-2); }
.lp-form__success p { color: var(--text-secondary); }

/* ---- Newsletter Modal ---- */
.lp-modal__overlay {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  padding: var(--space-6);
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(4px);
  animation: lp-modal-fade 0.2s ease;
}
.lp-modal__card {
  position: relative; width: 100%; max-width: 560px;
  max-height: calc(100vh - var(--space-12)); overflow-y: auto;
  background: var(--surface-card);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-10) var(--space-8);
  box-shadow: var(--shadow-card, 0 24px 60px rgba(15, 23, 42, 0.22));
  animation: lp-modal-rise 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.lp-modal__close {
  position: absolute; top: var(--space-4); right: var(--space-4);
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; padding: 0;
  border: none; border-radius: var(--radius-md);
  background: transparent; color: var(--text-muted); cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.lp-modal__close:hover { background: var(--color-ink-100); color: var(--text-primary); }
.lp-modal__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: var(--radius-lg);
  background: var(--color-steel-50); color: var(--color-steel);
  margin-bottom: var(--space-5);
}
.lp-modal__eyebrow {
  font-size: var(--text-xs); font-weight: var(--weight-medium);
  text-transform: uppercase; letter-spacing: var(--tracking-wide, 0.06em);
  color: var(--color-steel); margin-bottom: var(--space-2);
}
.lp-modal__title {
  font-size: var(--text-h3); font-weight: var(--weight-semibold);
  margin-bottom: var(--space-3); letter-spacing: var(--tracking-tight);
}
.lp-modal__sub {
  font-size: var(--text-base); color: var(--text-secondary);
  line-height: var(--leading-normal); margin-bottom: var(--space-6);
}
.lp-modal__bundle { display: flex; flex-direction: column; gap: var(--space-4); margin-bottom: var(--space-8); }
.lp-modal__bundle-item { display: flex; gap: var(--space-3); align-items: flex-start; }
.lp-modal__bundle-icon {
  flex: none; display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: var(--radius-md);
  background: var(--color-steel-50); color: var(--color-steel);
}
.lp-modal__bundle-text { font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-normal); }
.lp-modal__bundle-text strong { display: block; color: var(--text-primary); font-weight: var(--weight-semibold); margin-bottom: 2px; }
.lp-modal__form { display: flex; flex-direction: column; gap: var(--space-3); }
.lp-modal__form .lp-form__input { width: 100%; }
.lp-modal__field { display: flex; flex-direction: column; gap: var(--space-2); }
.lp-modal__skip {
  display: block; width: 100%; margin-top: var(--space-4);
  border: none; background: transparent; cursor: pointer;
  font-size: var(--text-sm); color: var(--text-muted); text-align: center;
  transition: color 0.15s;
}
.lp-modal__skip:hover { color: var(--text-secondary); text-decoration: underline; }
.lp-modal__success { text-align: center; }
.lp-modal__success .lp-modal__icon { margin: 0 auto var(--space-5); }
@keyframes lp-modal-fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes lp-modal-rise { from { opacity: 0; transform: translateY(16px) scale(0.98); } to { opacity: 1; transform: none; } }

/* ---- CTA Banner ---- */
.lp-cta-banner {
  padding: var(--lp-section-pad) max(var(--space-6), 5vw);
  background: var(--surface-dark); color: var(--text-on-dark); text-align: center;
}
.lp-cta-banner__inner { max-width: var(--lp-container); margin: 0 auto; }
.lp-cta-banner__heading {
  font-size: clamp(1.75rem, 4vw, var(--text-h1)); font-weight: var(--weight-semibold);
  margin-bottom: var(--space-4); letter-spacing: var(--tracking-tight);
}
.lp-cta-banner__sub { font-size: var(--text-lg); opacity: 0.75; margin-bottom: var(--space-8); }
.lp-cta-banner__actions { display: flex; justify-content: center; gap: var(--space-4); flex-wrap: wrap; }

/* ---- Footer ---- */
.lp-footer {
  padding: var(--space-8) max(var(--space-6), 5vw);
  border-top: 1px solid var(--outline-hairline);
  display: flex; align-items: center; justify-content: space-between;
  font-size: var(--text-xs); color: var(--text-muted);
}

/* ---- Split Layout ---- */
.lp-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: center; }

/* ---- Problem List ---- */
.lp-checklist { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); margin-top: var(--space-6); }
.lp-checklist__item {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-card); border-radius: var(--radius-md);
  border: 1px solid var(--outline-hairline);
  font-size: var(--text-sm); font-weight: var(--weight-medium);
}
.lp-checklist__icon { flex: none; color: var(--color-steel); }

/* ---- Video Placeholder ---- */
.lp-video-placeholder {
  width: 100%; aspect-ratio: 16/10;
  background: var(--color-ink-100);
  border: var(--border-frame) solid var(--outline-strong);
  border-radius: var(--radius-xl);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background 0.2s;
}
.lp-video-placeholder:hover { background: var(--color-ink-200); }
.lp-video-play {
  width: 64px; height: 64px; border-radius: 50%;
  background: var(--color-steel); color: white;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(76,142,174,0.3);
}

/* ---- Dashboard Mockup ---- */
.mock-dash {
  display: grid; grid-template-columns: 160px 1fr; gap: var(--space-4); min-height: 260px;
}
.mock-sidebar { display: flex; flex-direction: column; gap: var(--space-2); }
.mock-sidebar__item {
  display: flex; align-items: center; gap: var(--space-2);
  padding: 6px 10px; border-radius: var(--radius-sm);
  font-size: 11px; color: var(--text-secondary); white-space: nowrap;
}
.mock-sidebar__item.is-active {
  background: var(--color-steel-50); color: var(--color-steel); font-weight: var(--weight-medium);
}
.mock-sidebar__dot { width: 6px; height: 6px; border-radius: 50%; flex: none; }
.mock-main { display: flex; flex-direction: column; gap: var(--space-3); }
.mock-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-3); }
.mock-stat {
  padding: var(--space-3); border: 1px solid var(--outline-hairline);
  border-radius: var(--radius-sm); text-align: center;
}
.mock-stat__val { font-size: var(--text-title); font-weight: var(--weight-semibold); color: var(--color-ink); }
.mock-stat__lbl { font-size: 10px; color: var(--text-muted); margin-top: 2px; }
.mock-progress { display: flex; align-items: center; gap: var(--space-3); font-size: 11px; color: var(--text-secondary); }
.mock-progress__bar { flex: 1; height: 6px; background: var(--color-ink-100); border-radius: 3px; overflow: hidden; }
.mock-progress__fill { height: 100%; border-radius: 3px; }
.mock-alert {
  display: flex; align-items: center; gap: var(--space-2);
  padding: 6px 10px; border-radius: var(--radius-sm);
  font-size: 11px; border: 1px solid;
}

/* ---- Pilot Grid ---- */
.lp-pilot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: start; }
.lp-pilot-benefits { display: flex; flex-direction: column; gap: var(--space-5); margin-top: var(--space-6); }
.lp-pilot-benefit { display: flex; align-items: flex-start; gap: var(--space-3); }
.lp-pilot-benefit__icon {
  flex: none; width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: var(--color-steel-50); color: var(--color-steel);
  display: flex; align-items: center; justify-content: center;
}
.lp-pilot-benefit__text { font-size: var(--text-sm); color: var(--text-secondary); line-height: var(--leading-normal); }
.lp-pilot-benefit__text strong { color: var(--text-primary); display: block; margin-bottom: 2px; }

/* ---- Scroll Reveal ---- */
@keyframes revealIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.anim-reveal { opacity: 0; transform: translateY(24px); }
.anim-reveal.is-visible { animation: revealIn 0.65s var(--ease-out) both; }
.anim-d1 { animation-delay: 0.08s; }
.anim-d2 { animation-delay: 0.16s; }
.anim-d3 { animation-delay: 0.24s; }
.anim-d4 { animation-delay: 0.32s; }
.anim-d5 { animation-delay: 0.40s; }
.no-anim .anim-reveal,
.no-anim .anim-reveal.is-visible { opacity: 1; transform: none; animation: none; }

/* ---- Back Link ---- */
.lp-back {
  background: none; border: none; cursor: pointer; font-family: var(--font-sans);
  font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--text-muted);
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) 0; transition: color 0.15s;
}
.lp-back:hover { color: var(--text-primary); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .lp-features--4 { grid-template-columns: repeat(2, 1fr); }
  .lp-metrics { grid-template-columns: repeat(2, 1fr); }
  .lp-split { grid-template-columns: 1fr; }
  .lp-pilot-grid { grid-template-columns: 1fr; }
  .lp-testimonial-card { flex: 0 0 calc(50% - 12px); }
}
/* Hero stays side-by-side longer; collapses only on small screens */
@media (max-width: 820px) {
  .lp-hero--split .lp-hero__inner {
    grid-template-columns: 1fr; text-align: center;
  }
  .lp-hero--split .lp-hero__sub { margin-left: auto; margin-right: auto; }
  .lp-hero--split .lp-hero__ctas { justify-content: center; }
}
@media (max-width: 768px) {
  .lp-choice__cards { grid-template-columns: 1fr; max-width: 400px; }
  .lp-nav__center { display: none; }
  .lp-nav__center.is-open {
    display: flex; flex-direction: column; position: fixed;
    top: var(--lp-nav-height); left: 0; right: 0;
    background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
    padding: var(--space-6); gap: var(--space-4);
    border-bottom: 1px solid var(--outline-hairline);
    box-shadow: 0 8px 32px rgba(15,23,42,0.1);
    z-index: 99;
  }
  .lp-nav__menu-btn { display: flex; }
  .lp-features--4, .lp-features--3 { grid-template-columns: 1fr; }
  .lp-metrics { grid-template-columns: 1fr 1fr; }
  .lp-form { grid-template-columns: 1fr; }
  .lp-checklist { grid-template-columns: 1fr; }
  .lp-testimonial-card { flex: 0 0 100%; min-width: unset; }
  .mock-dash { grid-template-columns: 1fr; }
  .mock-sidebar { display: none; }
  .lp-hero__heading { font-size: clamp(1.5rem, 5.5vw, 2rem); }
  .lp-footer { flex-direction: column; gap: var(--space-3); text-align: center; }
  .lp-timeline { padding-left: 56px; }
  .lp-timeline__badge { left: -56px; width: 36px; height: 36px; font-size: var(--text-xs); }
}