/* =========================================================
   Anchor Scaffold MCP — landing styles
   Dark, Solana-inspired (#9945FF → #14F195), modern SaaS.
   ========================================================= */

:root {
  --purple: #9945ff;
  --green: #14f195;
  --grad: linear-gradient(135deg, #9945ff 0%, #14f195 100%);
  --grad-soft: linear-gradient(135deg, rgba(153, 69, 255, .16), rgba(20, 241, 149, .16));

  --bg: #0a0610;
  --bg-2: #0e0918;
  --surface: rgba(255, 255, 255, .03);
  --surface-2: rgba(255, 255, 255, .05);
  --border: rgba(255, 255, 255, .09);
  --border-strong: rgba(255, 255, 255, .16);

  --text: #ece9f5;
  --text-2: #b3acc6;
  --text-3: #847e98;

  --radius: 16px;
  --radius-lg: 22px;
  --maxw: 1180px;
  --ease: cubic-bezier(.22, .61, .36, 1);

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
code, pre { font-family: var(--mono); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--purple); color: #fff; padding: 10px 16px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

/* ---------- background ---------- */
.bg-grid {
  position: fixed; inset: 0; z-index: -3; pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .025) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 35%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 35%, transparent 80%);
}
.bg-glow {
  position: fixed; z-index: -2; border-radius: 50%; filter: blur(120px); pointer-events: none;
  opacity: .5;
}
.bg-glow--1 { top: -240px; left: -160px; width: 620px; height: 620px; background: radial-gradient(circle, rgba(153, 69, 255, .5), transparent 65%); }
.bg-glow--2 { top: 280px; right: -220px; width: 560px; height: 560px; background: radial-gradient(circle, rgba(20, 241, 149, .35), transparent 65%); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font: 600 15px/1 var(--sans);
  padding: 14px 22px; border-radius: 12px; border: 1px solid transparent;
  cursor: pointer; transition: transform .18s var(--ease), box-shadow .25s var(--ease), background .2s, border-color .2s;
  min-height: 48px; white-space: nowrap;
}
.btn--sm { padding: 9px 15px; min-height: 38px; font-size: 14px; border-radius: 10px; }
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--grad); color: #0a0610; font-weight: 700;
  box-shadow: 0 8px 30px -8px rgba(153, 69, 255, .6);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px -8px rgba(153, 69, 255, .75); }

.btn--ghost {
  background: var(--surface); color: var(--text); border-color: var(--border-strong);
}
.btn--ghost:hover { background: var(--surface-2); border-color: var(--green); transform: translateY(-2px); }

.btn--copy {
  background: rgba(10, 6, 16, .6); border-color: var(--border-strong);
  font-family: var(--mono); font-size: 14px; color: var(--text); padding: 13px 16px;
}
.btn--copy:hover { border-color: var(--green); }
.copy-btn__prompt { color: var(--green); font-weight: 700; }
.copy-btn__cmd { color: var(--text); }
.copy-btn__icon { display: inline-flex; color: var(--text-3); margin-left: 4px; }
.ico-check { display: none; color: var(--green); }
.copy-btn.copied .ico-copy { display: none; }
.copy-btn.copied .ico-check { display: inline; }

/* ---------- nav ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(10, 6, 16, .72);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}
.nav__inner { display: flex; align-items: center; gap: 24px; height: 72px; }

.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.02em; font-size: 18px; }
.brand__mark { display: inline-flex; }
.brand__tag {
  font: 700 11px/1 var(--mono); margin-left: 7px; padding: 3px 6px; border-radius: 6px;
  background: var(--grad-soft); border: 1px solid var(--border); color: var(--green);
  vertical-align: middle;
}

.nav__links { display: flex; gap: 28px; margin-left: auto; }
.nav__links a { color: var(--text-2); font-size: 15px; font-weight: 500; transition: color .2s; }
.nav__links a:hover { color: var(--text); }
.nav__cta { display: flex; align-items: center; gap: 12px; }

.nav__burger { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__burger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .25s var(--ease); }
.nav__burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__burger.open span:nth-child(2) { opacity: 0; }
.nav__burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero { padding: 150px 0 90px; position: relative; }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }

.pill {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 13px; font-weight: 600; color: var(--text-2);
  background: var(--surface); border: 1px solid var(--border);
  padding: 7px 14px; border-radius: 999px; margin-bottom: 24px;
}
.pill__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); animation: pulse 2.2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

.hero__title {
  font-size: clamp(2.4rem, 5.2vw, 4rem); line-height: 1.04; letter-spacing: -.03em;
  font-weight: 900; margin-bottom: 22px;
}
.hero__sub { font-size: clamp(1rem, 1.4vw, 1.18rem); color: var(--text-2); max-width: 560px; margin-bottom: 32px; }
.hero__sub code { background: var(--surface-2); border: 1px solid var(--border); padding: 1px 7px; border-radius: 6px; font-size: .85em; color: var(--green); }
.hero__sub strong { color: var(--text); }

.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }

.hero__stats { display: flex; gap: 36px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat__num { font-size: 1.9rem; font-weight: 900; letter-spacing: -.02em; line-height: 1; }
.stat__label { font-size: 13px; color: var(--text-3); margin-top: 6px; max-width: 130px; }

/* ---------- terminal ---------- */
.hero__terminal { position: relative; }
.hero__terminal-glow {
  position: absolute; inset: 8% 6%; z-index: -1; border-radius: 40px; filter: blur(60px);
  background: var(--grad); opacity: .28;
}
.term {
  background: linear-gradient(180deg, #120c20, #0c0716);
  border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: 0 40px 90px -30px rgba(0, 0, 0, .8), inset 0 1px 0 rgba(255, 255, 255, .05);
}
.term__bar {
  display: flex; align-items: center; gap: 8px; padding: 13px 16px;
  background: rgba(255, 255, 255, .03); border-bottom: 1px solid var(--border);
}
.term__dot { width: 12px; height: 12px; border-radius: 50%; }
.term__dot--r { background: #ff5f57; }
.term__dot--y { background: #febc2e; }
.term__dot--g { background: #28c840; }
.term__title { margin-left: 10px; font: 500 12px/1 var(--mono); color: var(--text-3); }

.term__body {
  padding: 20px 22px; font: 400 13.5px/1.7 var(--mono); min-height: 360px;
  white-space: pre-wrap; word-break: break-word;
}
.term__body .t-prompt { color: var(--green); font-weight: 600; }
.term__body .t-cmd { color: var(--text); }
.term__body .t-ok { color: var(--green); }
.term__body .t-dim { color: var(--text-3); }
.term__body .t-key { color: var(--purple); }
.term__body .t-str { color: #ffd479; }
.term__body .t-fn { color: #7ec7ff; }
.term__body .t-comment { color: var(--text-3); font-style: italic; }
.term__cursor {
  display: inline-block; width: 8px; height: 16px; background: var(--green);
  vertical-align: text-bottom; margin-left: 2px; animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

/* ---------- problem / solution ---------- */
.ps { padding: 30px 0 80px; }
.ps__grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 28px; align-items: stretch; }
.ps__arrow { display: flex; align-items: center; justify-content: center; }
.ps__card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 32px; position: relative; overflow: hidden;
}
.ps__card--bad { opacity: .92; }
.ps__card--good { border-color: rgba(20, 241, 149, .35); box-shadow: 0 0 50px -20px rgba(20, 241, 149, .4); }
.ps__tag {
  display: inline-block; font: 700 12px/1 var(--mono); padding: 6px 11px; border-radius: 999px; margin-bottom: 16px;
  text-transform: uppercase; letter-spacing: .06em;
}
.ps__tag--bad { background: rgba(255, 95, 87, .12); color: #ff8a82; border: 1px solid rgba(255, 95, 87, .25); }
.ps__tag--good { background: rgba(20, 241, 149, .12); color: var(--green); border: 1px solid rgba(20, 241, 149, .3); }
.ps__title { font-size: 1.5rem; letter-spacing: -.02em; margin-bottom: 18px; }
.ps__list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.ps__list li { display: flex; gap: 11px; color: var(--text-2); font-size: 15px; }
.ps__list code { background: var(--surface-2); padding: 1px 6px; border-radius: 5px; color: var(--green); font-size: .85em; }
.ps__card--bad .ps__list li span { color: #ff8a82; font-weight: 700; }
.ps__card--good .ps__list li span { color: var(--green); font-weight: 700; }

/* ---------- sections ---------- */
.section { padding: 90px 0; position: relative; }
.section--alt::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.section__head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.eyebrow {
  display: inline-block; font: 700 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase;
  color: var(--green); margin-bottom: 16px;
}
.section__title { font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: -.025em; line-height: 1.12; }
.section__lead { color: var(--text-2); font-size: 1.08rem; margin-top: 16px; }

/* ---------- features ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; transition: transform .25s var(--ease), border-color .25s, background .25s;
  position: relative; overflow: hidden;
}
.feature::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--grad); opacity: 0; transition: opacity .25s;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.feature:hover { transform: translateY(-4px); background: var(--surface-2); }
.feature:hover::after { opacity: .6; }
.feature--wide { grid-column: span 3; display: grid; grid-template-columns: auto 1fr; gap: 8px 26px; align-items: center; }
.feature--wide .feature__icon { grid-row: span 3; }
.feature__icon { font-size: 1.9rem; margin-bottom: 16px; display: inline-block; }
.feature h3 { font-size: 1.18rem; letter-spacing: -.01em; margin-bottom: 10px; }
.feature p { color: var(--text-2); font-size: 14.5px; margin-bottom: 16px; }
.feature__cmd {
  display: inline-block; font-size: 12.5px; color: var(--green);
  background: rgba(10, 6, 16, .55); border: 1px solid var(--border); padding: 7px 11px; border-radius: 8px;
}
.feature--wide p { margin-bottom: 0; }
.feature--wide h3 { margin-bottom: 6px; }

/* ---------- steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px;
}
.step__num {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  font: 800 18px/1 var(--sans); color: #0a0610; background: var(--grad); margin-bottom: 18px;
  box-shadow: 0 6px 20px -6px rgba(153, 69, 255, .6);
}
.step h3 { font-size: 1.25rem; margin-bottom: 8px; letter-spacing: -.01em; }
.step p { color: var(--text-2); font-size: 14.5px; margin-bottom: 18px; }

/* ---------- code blocks ---------- */
.code-block {
  position: relative; background: rgba(8, 5, 13, .85); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden;
}
.code-block pre { overflow-x: auto; padding: 16px 18px; }
.code-block code { font-size: 13px; line-height: 1.7; color: var(--text-2); white-space: pre; }
.code-block__copy {
  position: absolute; top: 10px; right: 10px; z-index: 2;
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 8px;
  width: 32px; height: 32px; display: grid; place-items: center; cursor: pointer; color: var(--text-3);
  transition: color .2s, border-color .2s, background .2s;
}
.code-block__copy:hover { color: var(--text); border-color: var(--green); }
.code-block__copy.copied { color: var(--green); border-color: var(--green); }

/* shared code token colors */
.c-prompt { color: var(--green); font-weight: 700; }
.c-comment { color: var(--text-3); font-style: italic; }
.c-str { color: #ffd479; }
.c-key { color: var(--purple); }
.c-fn { color: #7ec7ff; }
.c-num { color: #ff9d6e; }
.c-flag { color: var(--green); }
.c-prop { color: #7ec7ff; }
.c-punc { color: var(--text-3); }
.c-ok { color: var(--green); }
.c-key + * { }
.muted { color: var(--text-3); }

/* ---------- showcase / tabs ---------- */
.showcase { max-width: 920px; margin: 0 auto; }
.tabs { display: inline-flex; gap: 6px; padding: 5px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; margin-bottom: 18px; }
.tab {
  font: 600 14px/1 var(--sans); padding: 10px 18px; border-radius: 8px; border: 0; cursor: pointer;
  background: transparent; color: var(--text-2); transition: .2s;
}
.tab.is-active { background: var(--grad); color: #0a0610; font-weight: 700; }
.tab:hover:not(.is-active) { color: var(--text); }

.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fade .3s var(--ease); }
@keyframes fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.code-window {
  background: rgba(8, 5, 13, .9); border: 1px solid var(--border-strong); border-radius: var(--radius);
  overflow: hidden; box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .8);
}
.code-window__bar { padding: 12px 16px; background: rgba(255, 255, 255, .03); border-bottom: 1px solid var(--border); }
.code-window__file { font: 500 13px/1 var(--mono); color: var(--text-2); }
.code-window__body { padding: 22px; overflow-x: auto; }
.code-window__body code { font-size: 13.5px; line-height: 1.75; white-space: pre; color: var(--text); }

/* ---------- get started ---------- */
.start__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-bottom: 56px; }
.start__card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px;
}
.start__head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.start__head h3 { font-size: 1.35rem; letter-spacing: -.01em; }
.start__badge {
  font: 700 12px/1 var(--mono); padding: 6px 10px; border-radius: 8px;
  background: var(--grad-soft); border: 1px solid var(--border); color: var(--purple);
}
.start__badge--alt { color: var(--green); }
.start__card p { color: var(--text-2); font-size: 14.5px; margin-bottom: 18px; }

/* ---------- cta banner ---------- */
.cta-banner {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px;
  background: var(--grad-soft); border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
  padding: 38px 40px; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px;
  background: var(--grad); opacity: .5;
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.cta-banner__text h3 { font-size: 1.6rem; letter-spacing: -.02em; margin-bottom: 6px; }
.cta-banner__text p { color: var(--text-2); }
.cta-banner__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--border); padding: 56px 0 30px; margin-top: 30px; background: var(--bg-2); }
.footer__inner { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 36px; }
.footer__tagline { color: var(--text-3); font-size: 14px; margin-top: 12px; max-width: 280px; }
.footer__cols { display: flex; gap: 64px; }
.footer__col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--text-3); margin-bottom: 14px; }
.footer__col a { display: block; color: var(--text-2); font-size: 14.5px; margin-bottom: 10px; transition: color .2s; }
.footer__col a:hover { color: var(--green); }
.footer__bottom {
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  border-top: 1px solid var(--border); padding-top: 24px; color: var(--text-3); font-size: 13.5px;
}
.footer__bottom a { color: var(--text-2); }
.footer__bottom a:hover { color: var(--green); }

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: var(--delay, 0s); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero__grid { grid-template-columns: 1fr; gap: 44px; }
  .hero { padding-top: 130px; }
  .ps__grid { grid-template-columns: 1fr; }
  .ps__arrow { transform: rotate(90deg); }
  .features { grid-template-columns: repeat(2, 1fr); }
  .feature--wide { grid-column: span 2; }
  .steps { grid-template-columns: 1fr; }
  .start__grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav__links { display: none; }
  .nav__cta .btn { display: none; }
  .nav__burger { display: flex; }
  .nav__links.open {
    display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0;
    background: rgba(10, 6, 16, .96); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border); padding: 18px 24px; gap: 18px;
  }
  .features { grid-template-columns: 1fr; }
  .feature--wide { grid-column: span 1; grid-template-columns: 1fr; }
  .feature--wide .feature__icon { grid-row: auto; }
  .hero__stats { gap: 24px; }
  .stat__num { font-size: 1.6rem; }
  .cta-banner { padding: 28px 24px; }
  .copy-btn__cmd { font-size: 12.5px; }
  .term__body { font-size: 12px; min-height: 300px; }
  .footer__cols { gap: 40px; }
}

@media (max-width: 420px) {
  .container { padding: 0 18px; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .btn--copy { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}