/* ============================================================
   OllieSolver — landing: flow, playground, pricing, faq, cta
   ============================================================ */

/* Cream flow band ------------------------------------------- */

.cream-band {
  position: relative;
  margin: 0 clamp(12px, 2vw, 28px);
  border-radius: clamp(22px, 3vw, 36px);
  background: var(--cream);
  color: var(--cream-ink);
  overflow: hidden;
}

.cream-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 520px at 92% -8%, rgba(255, 255, 255, 0.65), transparent 62%),
    radial-gradient(620px 420px at -4% 104%, rgba(20, 22, 18, 0.05), transparent 65%);
}

.cream-inner {
  position: relative;
  padding: clamp(56px, 8vw, 104px) clamp(24px, 5vw, 76px);
}

.flow-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(40px, 6vw, 88px);
  align-items: start;
}

.flow-left { position: sticky; top: 118px; }

.cream-band h2.display {
  color: var(--cream-ink);
  font-size: clamp(2.5rem, 4.8vw, 4.2rem);
}

.cream-band .lede { color: var(--cream-muted); max-width: 420px; margin-top: 20px; }

.cream-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(16, 18, 17, 0.35);
  font: 500 11.5px var(--mono);
  letter-spacing: 0.06em;
  color: var(--cream-ink);
  transition: gap 0.3s var(--ease), border-color 0.3s ease;
}
.cream-link:hover { gap: 13px; border-color: var(--cream-ink); }
.cream-link svg { width: 13px; height: 13px; }

.flow-left .code-window {
  margin-top: 36px;
  box-shadow: 0 32px 70px -34px rgba(20, 24, 16, 0.45);
}

.flow-left .code-bar { background: rgba(255, 255, 255, 0.03); }
.flow-left pre.code { font-size: 11.5px; padding: 18px; }

.steps { border-bottom: 1px solid var(--cream-line); }

.flow-step {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  padding: 28px 0;
  border-top: 1px solid var(--cream-line);
  transition: padding-left 0.45s var(--ease);
}
.flow-step:hover { padding-left: 8px; }

.flow-num {
  font-family: var(--serif);
  font-style: italic;
  font-size: 27px;
  line-height: 1.1;
  color: #969b8f;
}

.flow-step h3 {
  margin: 0 0 7px;
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.025em;
}

.flow-step p {
  max-width: 410px;
  color: var(--cream-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* Playground ------------------------------------------------ */

.playground {
  border: 1px solid var(--line-2);
  border-radius: 20px;
  background: var(--panel);
  overflow: hidden;
  box-shadow: 0 44px 100px -46px rgba(0, 0, 0, 0.9);
}

.pg-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.022);
}

.pg-method {
  padding: 4px 8px;
  border-radius: 5px;
  background: var(--lime);
  color: #0a0b09;
  font: 600 9px var(--mono);
  letter-spacing: 0.08em;
}

.pg-url { font: 11.5px var(--mono); color: var(--ink-dim); }
.pg-url span { color: #62685f; }

.pg-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  padding: 4px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font: 500 8.5px var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}
.pg-badge i { width: 5px; height: 5px; border-radius: 50%; background: var(--amber); }

.pg-body {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
}

.pg-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: clamp(20px, 3vw, 28px);
}

.field label {
  display: block;
  margin-bottom: 8px;
  font: 500 9px var(--mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
}

.field input,
.field select {
  width: 100%;
  height: 44px;
  padding: 0 13px;
  border: 1px solid var(--line-2);
  border-radius: 9px;
  background: #0a0c0c;
  font: 11.5px var(--mono);
  color: var(--ink);
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.field select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 34px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b9188' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  cursor: pointer;
}

.field input:focus,
.field select:focus {
  border-color: rgba(217, 255, 102, 0.45);
  box-shadow: 0 0 0 3px rgba(217, 255, 102, 0.07);
}

.field input::placeholder { color: #565c53; }
.field input.invalid { border-color: rgba(255, 122, 92, 0.6); animation: shake 0.4s ease; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.pg-note {
  font-size: 10.5px;
  line-height: 1.65;
  color: #676d64;
}
.pg-note a { color: var(--muted); border-bottom: 1px solid var(--line-2); }
.pg-note a:hover { color: var(--lime); }

.solve-btn { margin-top: 2px; }
.solve-btn[disabled] { opacity: 0.75; cursor: wait; transform: none; }

.solve-btn .spinner {
  display: none;
  width: 13px;
  height: 13px;
  border: 1.5px solid rgba(10, 11, 9, 0.3);
  border-top-color: #0a0b09;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.solve-btn.is-solving .spinner { display: block; }
.solve-btn.is-solving svg { display: none; }

.pg-response {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 430px;
  padding: clamp(20px, 3vw, 26px);
  border-left: 1px solid var(--line);
  background: #090b0b;
}

.pg-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--lime);
  box-shadow: 0 0 14px rgba(217, 255, 102, 0.7);
  transition: width 0.45s var(--ease);
}

.resp-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 24px;
}

.resp-label {
  font: 500 9px var(--mono);
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted);
}

.resp-copy { visibility: hidden; }
.resp-copy.ready { visibility: visible; }

.resp-empty {
  margin: auto;
  max-width: 260px;
  text-align: center;
  font: 10.5px/1.9 var(--mono);
  color: #51574f;
}
.resp-empty .re-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin: 0 auto 14px;
  border: 1px dashed var(--line-2);
  border-radius: 50%;
  color: #5c6259;
}
.resp-empty .re-mark svg { width: 15px; height: 15px; }

.resp-log { display: flex; flex-direction: column; gap: 7px; font: 10.5px var(--mono); }
.resp-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: #92988e;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s ease, transform 0.3s var(--ease);
}
.resp-line.in { opacity: 1; transform: none; }
.resp-line .tick { color: #5f665c; }
.resp-line.done { color: var(--ink-dim); }
.resp-line.done .tick { color: var(--lime); }

.resp-json {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font: 11px/1.78 var(--mono);
  color: #d3d8cc;
  opacity: 0;
  transition: opacity 0.45s ease;
}
.resp-json.in { opacity: 1; }
.resp-json .j-key { color: #91a1b4; }
.resp-json .j-str { color: #dbe5c9; }
.resp-json .j-num, .resp-json .j-bool { color: var(--lime); }

/* Quickstart ------------------------------------------------ */

.quick-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(36px, 6vw, 84px);
  align-items: start;
}

.quick-list { list-style: none; display: grid; gap: 12px; margin-top: 28px; }
.quick-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13.5px;
  color: var(--ink-dim);
}
.quick-list svg { flex: none; width: 13px; height: 13px; margin-top: 4px; color: var(--lime); }

.code-tabs {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
}

.code-tab {
  padding: 5px 10px;
  border-radius: 6px;
  font: 500 9.5px var(--mono);
  letter-spacing: 0.05em;
  color: var(--faint);
  transition: color 0.2s ease, background 0.2s ease;
}
.code-tab:hover { color: var(--ink-dim); }
.code-tab.active { background: rgba(242, 240, 233, 0.09); color: var(--ink); }

.quick-code .code-bar { min-height: 49px; }
.quick-code pre.code { min-height: 286px; }

/* Free access ----------------------------------------------- */

.free-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  border: 1px solid var(--lime-line);
  border-radius: 20px;
  background:
    radial-gradient(620px 340px at 6% 0%, rgba(217, 255, 102, 0.085), transparent 62%),
    linear-gradient(180deg, rgba(217, 255, 102, 0.03), rgba(217, 255, 102, 0.008));
  overflow: hidden;
  box-shadow: 0 40px 100px -50px rgba(217, 255, 102, 0.25);
}

.free-main {
  position: relative;
  padding: clamp(28px, 4vw, 48px);
  border-right: 1px solid var(--line);
}

.free-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 9px;
  border-radius: 999px;
  background: var(--lime);
  color: #0a0b09;
  font: 600 8.5px var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.free-price {
  display: flex;
  align-items: flex-end;
  gap: 18px;
  margin: 26px 0 18px;
  font-size: clamp(4rem, 7vw, 6.2rem);
  font-weight: 500;
  line-height: 0.82;
  letter-spacing: -0.065em;
}

.free-price span {
  margin-bottom: 8px;
  font: 400 9.5px/1.6 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.free-desc {
  max-width: 400px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.72;
}

.free-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.free-note {
  max-width: 400px;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font: 10px/1.7 var(--mono);
  color: #687067;
}

.free-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  padding: clamp(28px, 4vw, 48px);
  align-content: center;
}

.free-col h3 {
  margin: 0 0 18px;
  font: 500 9px var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--faint);
}

.free-col ul {
  list-style: none;
  display: grid;
  gap: 12px;
}

.free-col li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--ink-dim);
}

.free-col svg {
  flex: none;
  width: 12px;
  height: 12px;
  margin-top: 4px;
  color: var(--lime);
}

.free-col--muted li { color: var(--muted); }
.free-col--muted svg { color: var(--faint); }

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

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(36px, 6vw, 90px);
  align-items: start;
}

.faq-left { position: sticky; top: 118px; }

.faq-left .lede { max-width: 300px; margin-top: 18px; }
.faq-left .cream-link { color: var(--ink); border-color: var(--line-2); }
.faq-left .cream-link:hover { border-color: var(--ink); }

.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:first-child { border-top: 1px solid var(--line); }

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  padding: 22px 0;
  text-align: left;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
  transition: color 0.2s ease;
}
.faq-q:hover { color: var(--lime); }

.faq-icon {
  position: relative;
  flex: none;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line-2);
  border-radius: 50%;
  transition: transform 0.4s var(--ease), border-color 0.3s ease;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  background: var(--ink-dim);
  transform: translate(-50%, -50%);
  transition: background 0.3s ease;
}
.faq-icon::before { width: 8px; height: 1px; }
.faq-icon::after { width: 1px; height: 8px; }
.faq-item.open .faq-icon { transform: rotate(135deg); border-color: var(--lime-line); }
.faq-item.open .faq-icon::before,
.faq-item.open .faq-icon::after { background: var(--lime); }

.faq-a { height: 0; overflow: hidden; transition: height 0.45s var(--ease); }
html:not(.js) .faq-a { height: auto; }
.faq-a-inner {
  max-width: 590px;
  padding-bottom: 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}
.faq-a-inner a { color: var(--ink-dim); border-bottom: 1px solid var(--line-2); }
.faq-a-inner a:hover { color: var(--lime); }

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

.cta { padding: 0 clamp(12px, 2vw, 28px) clamp(56px, 7vw, 84px); }

.cta-panel {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  overflow: hidden;
  padding: clamp(44px, 7vw, 88px);
  border-radius: clamp(22px, 3vw, 36px);
  background: var(--lime);
  color: #0a0b09;
}

.cta-ring {
  position: absolute;
  right: -120px;
  top: -48%;
  width: 540px;
  height: 540px;
  border: 1px solid rgba(10, 11, 9, 0.16);
  border-radius: 50%;
  pointer-events: none;
}
.cta-ring::before {
  content: "";
  position: absolute;
  inset: 54px;
  border: 1px dashed rgba(10, 11, 9, 0.16);
  border-radius: 50%;
  animation: spin 80s linear infinite;
}

.cta-watermark {
  position: absolute;
  right: 2%;
  bottom: -58%;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(320px, 44vw, 620px);
  line-height: 1;
  color: rgba(10, 11, 9, 0.055);
  pointer-events: none;
  user-select: none;
}

.cta-content { position: relative; z-index: 1; max-width: 780px; }

.cta-kicker {
  font: 500 10px var(--mono);
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: rgba(10, 11, 9, 0.55);
}

.cta-panel h2 {
  margin: 18px 0 0;
  font-size: clamp(2.5rem, 5.4vw, 4.8rem);
  font-weight: 500;
  line-height: 0.98;
  letter-spacing: -0.05em;
  color: #0a0b09;
  text-wrap: balance;
}
.cta-panel h2 em { font-family: var(--serif); font-style: italic; font-weight: 400; }

.cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.cta-actions .btn--ghost {
  border-color: rgba(10, 11, 9, 0.22);
  background: transparent;
  color: #0a0b09;
}
.cta-actions .btn--ghost:hover { background: rgba(10, 11, 9, 0.06); border-color: rgba(10, 11, 9, 0.4); }

.cta-meta {
  position: relative;
  z-index: 1;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 8px;
  font: 9.5px var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(10, 11, 9, 0.5);
}
.cta-meta span { display: inline-flex; align-items: center; gap: 7px; }
.cta-meta .sep { width: 3px; height: 3px; border-radius: 50%; background: rgba(10, 11, 9, 0.35); }

/* Section-specific responsive ------------------------------- */

@media (max-width: 980px) {
  .flow-grid, .quick-grid, .faq-grid { grid-template-columns: 1fr; }
  .flow-left, .faq-left { position: static; }
  .flow-left .code-window { max-width: 560px; }
  .pg-body { grid-template-columns: 1fr; }
  .pg-response { min-height: 330px; border-left: 0; border-top: 1px solid var(--line); }
  .free-panel { grid-template-columns: 1fr; }
  .free-main { border-right: 0; border-bottom: 1px solid var(--line); }
  .quick-code pre.code { min-height: 240px; }
  .cta-panel { align-items: flex-start; }
}

@media (max-width: 620px) {
  .cream-inner { padding-left: 20px; padding-right: 20px; }
  .flow-step { grid-template-columns: 42px minmax(0, 1fr); gap: 12px; padding: 24px 0; }
  .flow-num { font-size: 23px; }
  .field-row { grid-template-columns: 1fr; }
  .pg-bar { gap: 8px; }
  .pg-url { font-size: 10px; width: 100%; }
  .pg-badge { display: none; }
  .quick-code .code-bar { flex-wrap: wrap; }
  .code-tab { padding: 5px 8px; font-size: 9px; }
  .faq-q { font-size: 14.5px; padding: 19px 0; }
  .free-grid { grid-template-columns: 1fr; gap: 26px; }
  .free-price { font-size: clamp(4rem, 18vw, 5.4rem); }
  .cta-actions { width: 100%; }
  .cta-actions .btn { flex: 1; padding: 0 14px; }
}