/* Refinement pass: clean image boundaries, responsive learning path and restrained motion. */
.hero {
  background: var(--cream);
  border-bottom: 0;
  overflow: clip;
}

.portrait-wrap {
  height: 790px;
  isolation: isolate;
}

.portrait {
  width: 770px;
  right: -45px;
  bottom: 0;
  filter: drop-shadow(0 20px 18px rgba(31, 22, 14, .1));
}

.dark-section::before {
  background:
    radial-gradient(circle at 82% 8%, rgba(235, 71, 1, .12), transparent 26%),
    repeating-linear-gradient(90deg, transparent 0 89px, rgba(255, 255, 255, .018) 90px),
    linear-gradient(135deg, #111313 0%, #181a19 58%, #101212 100%);
}

.dark-section::after {
  background: linear-gradient(90deg, rgba(8, 10, 10, .28), rgba(8, 10, 10, .05));
}

.stage-card {
  overflow: hidden;
  transition: transform .28s cubic-bezier(.2,.7,.2,1), border-color .28s ease, background .28s ease;
}

.stage-card:hover {
  transform: translateY(-3px);
  background: #fff;
}

.stage-card:hover .arrow {
  transform: translateX(5px);
}

.card-photo {
  background-size: cover;
  background-position: center;
  filter: none;
  transition: filter .3s ease, transform .3s cubic-bezier(.2,.7,.2,1);
}

.stage-card:hover .card-photo {
  filter: saturate(1.04) contrast(1.02);
}

.card-photo.one { background-image: url('assets/stage-foundation.png'); }
.card-photo.two { background-image: url('assets/stage-intermediate.png'); }
.card-photo.three { background-image: url('assets/stage-advanced.png'); }

.reveal {
  opacity: 0;
  transform: translateY(9px);
  transition: opacity .52s cubic-bezier(.2,.7,.2,1), transform .52s cubic-bezier(.2,.7,.2,1);
}

.delay-1 { transition-delay: .055s; }
.delay-2 { transition-delay: .11s; }

.learning {
  padding-top: 78px;
  padding-bottom: 30px;
}

.proof {
  padding-top: 26px;
}

.path-link { margin-top: 30px; }

.timeline-item {
  opacity: .42;
  transform: translateY(7px);
  transition: opacity .35s ease, transform .35s ease;
}

.learning.in-view .timeline-item {
  opacity: 1;
  transform: none;
}

.learning.in-view .timeline-item:nth-child(2) { transition-delay: .08s; }
.learning.in-view .timeline-item:nth-child(3) { transition-delay: .16s; }
.learning.in-view .timeline-item:nth-child(4) { transition-delay: .24s; }
.learning.in-view .timeline-item:nth-child(5) { transition-delay: .32s; }
.learning.in-view .timeline-item:nth-child(6) { transition-delay: .4s; }

.path-group {
  position: relative;
  transition: transform .25s ease, background .25s ease;
}

.path-group:hover {
  transform: translateY(-3px);
  background: rgba(255,255,255,.58);
}

.path-group:hover::before { width: 58px; }
.path-group::before { transition: width .25s ease; }

.final {
  background-color: #090b0b;
}

.final::before {
  background: url('assets/final-guitar.png') right center / auto 100% no-repeat;
}

.final::after {
  background: linear-gradient(90deg, #090b0b 0%, #090b0b 43%, rgba(9,11,11,.88) 57%, rgba(9,11,11,.25) 100%);
}

.footer {
  background: #050606;
  padding-top: 38px;
}

.footer-logo {
  width: 230px;
  height: 138px;
  object-fit: cover;
  object-position: center;
  margin: -18px 0 6px -22px;
  filter: none;
}

@media (max-width: 1180px) {
  .portrait { width: 700px; right: -80px; }
}

@media (max-width: 960px) {
  .portrait-wrap { width: 100%; height: 640px; align-self: stretch; }
  .portrait { width: 710px; right: 50%; transform: translateX(51%); }
  .learning { padding-bottom: 26px; }
  .proof { padding-top: 22px; }
  .timeline { grid-template-columns: repeat(3, 1fr); gap: 26px 0; }
  .timeline::before,
  .timeline::after { display: none; }
  .path-group,
  .path-group + .path-group {
    padding: 30px 24px;
    margin: 0 -24px;
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .final::before { background-position: 64% center; opacity: .72; }
  .final::after { background: linear-gradient(90deg, #090b0b 0%, rgba(9,11,11,.9) 62%, rgba(9,11,11,.5)); }
}

@media (max-width: 640px) {
  .hero-copy { padding-top: 42px; }
  .portrait-wrap { height: 455px; }
  .portrait { width: 525px; bottom: 0; }
  .fret-grid { opacity: .28; }
  .why { padding-top: 68px; }
  .card-photo { height: 188px; }
  .learning { padding-top: 62px; padding-bottom: 20px; }
  .proof { padding-top: 18px; }
  .timeline { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
  .timeline-name { font-size: 10px; }
  .path-group,
  .path-group + .path-group { margin-inline: 0; padding-inline: 0; }
  .path-group:hover { transform: none; background: transparent; }
  .final { min-height: 540px; }
  .final::before { background-position: 60% center; opacity: .48; }
  .final::after { background: rgba(9,11,11,.82); }
  .footer-logo { width: 210px; height: 126px; margin-left: -18px; }
}

@media (prefers-reduced-motion: reduce) {
  .timeline-item,
  .stage-card,
  .path-group,
  .card-photo { opacity: 1; transform: none; transition: none; }
}