/* Phone app manual - extends site/css/style.css */

.manual-page .site-header {
  max-width: 920px;
}

.manual {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.manual__hero {
  padding: 72px 0 48px;
  text-align: center;
}

.manual__hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 7vw, 3.8rem);
  letter-spacing: -0.03em;
  font-weight: 800;
  background: linear-gradient(160deg, #ffffff 20%, #ffd9b3 65%, var(--primary) 110%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.manual__lede {
  max-width: 520px;
  margin: 18px auto 0;
  color: var(--text-dim);
  font-size: 1.12rem;
}

.manual__toc {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 10px;
  margin-top: 36px;
}

.manual__toc a {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--text-dim);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 12px;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.manual__toc a:hover {
  color: var(--text);
  border-color: var(--primary);
  background: rgba(255, 107, 53, 0.08);
}

.manual-step {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 280px);
  gap: 40px 48px;
  align-items: start;
  padding: 56px 0;
  border-top: 1px solid var(--border);
}

.manual-step:nth-child(even) {
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr);
}

.manual-step:nth-child(even) .manual-step__copy {
  order: 2;
}

.manual-step:nth-child(even) .phone,
.manual-step:nth-child(even) .manual-step__stack {
  order: 1;
}

.manual-step__num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  color: var(--primary);
  margin: 0 0 12px;
}

.manual-step__copy h2 {
  margin: 0 0 14px;
  font-size: clamp(1.55rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

.manual-step__copy p,
.manual-step__copy li {
  color: var(--text-dim);
  font-size: 1.02rem;
  line-height: 1.55;
}

.manual-step__copy p {
  margin: 0 0 14px;
}

.manual-step__copy ul,
.manual-step__copy ol {
  margin: 0 0 14px;
  padding-left: 1.2em;
}

.manual-step__copy li + li {
  margin-top: 8px;
}

.manual-step__copy a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.manual-step__copy strong {
  color: var(--text);
  font-weight: 600;
}

.manual-step__stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.phone {
  margin: 0;
  position: relative;
  border-radius: 28px;
  padding: 10px;
  background:
    linear-gradient(160deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    var(--surface);
  border: 1px solid var(--border);
  box-shadow:
    0 24px 60px -28px rgba(0, 0, 0, 0.75),
    0 0 0 1px rgba(255, 107, 53, 0.08);
  animation: phone-rise 0.7s ease both;
}

.phone img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 20px;
  background: #0f0f12;
}

.manual-step:nth-child(odd) .phone {
  animation-delay: 0.05s;
}

.manual-tips {
  margin-top: 24px;
  padding: 48px 36px;
  border-radius: 28px;
  border: 1px solid var(--border);
  background: linear-gradient(160deg, rgba(255, 107, 53, 0.12), rgba(255, 107, 53, 0.02));
}

.manual-tips h2 {
  margin: 0 0 18px;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
}

.manual-tips ul {
  margin: 0;
  padding-left: 1.2em;
  color: var(--text-dim);
}

.manual-tips li + li {
  margin-top: 10px;
}

.manual-tips__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 28px 0 0;
}

@keyframes phone-rise {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 800px) {
  .manual-step,
  .manual-step:nth-child(even) {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .manual-step:nth-child(even) .manual-step__copy,
  .manual-step:nth-child(even) .phone,
  .manual-step:nth-child(even) .manual-step__stack {
    order: initial;
  }

  .phone,
  .manual-step__stack {
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }

  .manual-step__stack {
    width: 100%;
  }
}

@media (max-width: 520px) {
  .manual {
    padding: 0 18px 64px;
  }

  .manual__hero {
    padding: 56px 0 36px;
  }

  .manual-tips {
    padding: 36px 22px;
    border-radius: 22px;
  }
}