/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #05070c;
  --bg-elevated: #0a0e18;
  --bg-elevated-2: #0e1320;
  --surface: rgba(255,255,255,0.035);
  --surface-hover: rgba(255,255,255,0.06);
  --glass: rgba(15,18,28,0.55);
  --border: rgba(255,255,255,0.09);
  --border-strong: rgba(255,255,255,0.16);

  --text: #edf0f7;
  --text-mute: #9aa2b8;
  --text-faint: #5c6379;

  --accent: #6d7bff;
  --accent-2: #35d7e8;
  --accent-3: #4fd69c;
  --accent-soft: rgba(109,123,255,0.14);

  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --display: "Space Grotesk", var(--sans);
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:   cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --radius: 16px;
  --radius-sm: 10px;
  --nav-h: 76px;
}

@property --mesh-x { syntax: "<percentage>"; inherits: false; initial-value: 30%; }
@property --mesh-y { syntax: "<percentage>"; inherits: false; initial-value: 30%; }

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.08; letter-spacing: -0.02em; font-family: var(--display); font-weight: 600; }
ul { list-style: none; padding: 0; }
::selection { background: var(--accent); color: #05070c; }

:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; border-radius: 4px; }

.mono { font-family: var(--mono); }

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .7rem 1.1rem; background: var(--text); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600; font-size: .9rem;
}
.skip-link:focus { top: 1rem; }

.container { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: var(--gutter); }

.section { position: relative; padding-block: clamp(4.5rem, 9vw, 8rem); }
.section-alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,0.015) 15%, rgba(255,255,255,0.015) 85%, transparent); }

.eyebrow {
  font-family: var(--mono); font-size: .78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: .9rem;
}
.section-title { font-size: clamp(1.7rem, 3.4vw, 2.6rem); margin-bottom: clamp(2rem, 5vw, 3.2rem); max-width: 26ch; }

[data-reveal] { opacity: 0; transform: translateY(32px); transition: opacity .8s var(--ease-soft), transform .8s var(--ease-soft); }
[data-reveal].is-revealed { opacity: 1; transform: none; }
[data-reveal][data-split] { opacity: 1; transform: none; }

.split-char, .split-word {
  display: inline-block; opacity: 0; transform: translateY(22px);
  transition: opacity .6s var(--ease-out), transform .6s var(--ease-out);
}
.is-split-revealed .split-char, .is-split-revealed .split-word { opacity: 1; transform: none; }

/* =============================================================
   4. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.5rem; border-radius: 999px; font-weight: 600; font-size: .92rem;
  border: 1px solid transparent;
  transition: transform .5s var(--ease-soft), box-shadow .5s var(--ease-soft), background .3s var(--ease-out), border-color .3s var(--ease-out), color .3s var(--ease-out);
  white-space: nowrap;
}
.btn-primary { background: linear-gradient(135deg, var(--accent), #4b5cff); color: #fff; box-shadow: 0 8px 24px -8px rgba(109,123,255,0.55); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 36px -10px rgba(109,123,255,0.65); }
.btn-outline { background: var(--surface); border-color: var(--border); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.btn-outline:hover { border-color: var(--border-strong); background: var(--surface-hover); transform: translateY(-3px); }
.btn-ghost { color: var(--text-mute); }
.btn-ghost:hover { color: var(--text); }
.btn-sm { padding: .55rem 1.1rem; font-size: .82rem; }
.btn-lg { padding: 1.05rem 2rem; font-size: 1.05rem; }
.btn:active { transform: translateY(-1px); transition-duration: .12s; }

.has-magnetic { display: inline-flex; position: relative; isolation: isolate; }
.magnetic-inner { display: inline-flex; align-items: center; justify-content: center; gap: inherit; will-change: transform; transition: transform .8s var(--ease-soft); }

.glass { background: var(--glass); border: 1px solid var(--border); backdrop-filter: blur(18px) saturate(140%); -webkit-backdrop-filter: blur(18px) saturate(140%); }
@supports not (backdrop-filter: blur(1px)) { .glass { background: #0d1119; } }

.tech-pill { font-family: var(--mono); font-size: .82rem; padding: .45rem .9rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); color: var(--text-mute); }
.badge { font-family: var(--mono); font-size: .76rem; padding: .4rem .8rem; border-radius: 8px; background: var(--accent-soft); color: #c3caff; border: 1px solid rgba(109,123,255,0.28); }
.badge-sm { font-size: .72rem; padding: .32rem .65rem; }

/* =============================================================
   5. Nav
   ============================================================= */
.nav { position: fixed; top: 0; inset-inline: 0; z-index: 200; transition: background-color .4s var(--ease-out), backdrop-filter .4s var(--ease-out), border-color .4s var(--ease-out); border-bottom: 1px solid transparent; }
.nav.is-scrolled { background: rgba(5,7,12,0.72); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%); border-bottom-color: var(--border); }
.nav-inner { height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.nav-brand { display: flex; align-items: center; gap: .65rem; font-weight: 600; }
.nav-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #05070c; font-family: var(--display); font-weight: 700; font-size: .82rem; }
.nav-name { font-family: var(--display); font-size: .98rem; }
.nav-links { display: none; align-items: center; gap: 2rem; }
.nav-links a { position: relative; font-size: .92rem; color: var(--text-mute); padding-block: .3rem; transition: color .3s var(--ease-out); }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--accent-2); transform: scaleX(0); transform-origin: right; transition: transform .45s var(--ease-soft); }
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-actions { display: none; align-items: center; gap: .9rem; }

.nav-burger { display: grid; gap: 5px; padding: .5rem; }
.nav-burger span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: transform .3s var(--ease-out), opacity .3s; }
.nav-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  position: fixed; inset: var(--nav-h) 0 0 0; z-index: 190; background: rgba(5,7,12,0.98); backdrop-filter: blur(20px);
  display: grid; place-content: center; gap: 1.6rem; clip-path: inset(0 0 100% 0); transition: clip-path .6s var(--ease-soft);
}
.nav-mobile[data-open="true"] { clip-path: inset(0); }
.nav-mobile a { font-family: var(--display); font-size: 1.5rem; text-align: center; color: var(--text-mute); }
.nav-mobile a:hover { color: var(--text); }

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-actions { display: flex; }
  .nav-burger { display: none; }
}

/* =============================================================
   6. Hero (single column — no portrait on this site)
   ============================================================= */
.hero { position: relative; min-height: 92svh; display: flex; align-items: center; padding-top: var(--nav-h); overflow: clip; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-gradient {
  position: absolute; inset: -10%;
  background:
    radial-gradient(38rem 30rem at var(--mesh-x, 30%) var(--mesh-y, 30%), rgba(109,123,255,0.30), transparent 60%),
    radial-gradient(34rem 30rem at calc(var(--mesh-x, 30%) + 30%) calc(var(--mesh-y, 30%) + 25%), rgba(53,215,232,0.18), transparent 60%),
    radial-gradient(30rem 26rem at calc(var(--mesh-x, 30%) - 10%) calc(var(--mesh-y, 30%) + 40%), rgba(79,214,156,0.10), transparent 60%);
  filter: blur(10px);
}
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, black 40%, transparent 90%);
}
.hero-particles { position: absolute; inset: 0; }
.hero-content { position: relative; padding-block: clamp(3rem, 8vw, 5rem); }
.hero-content-single .hero-text { max-width: 46rem; }

.hero-kicker { display: inline-flex; align-items: center; gap: .55rem; font-family: var(--mono); font-size: .82rem; letter-spacing: .04em; color: var(--text-mute); margin-bottom: 1.6rem; }
.hero-kicker .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-3); box-shadow: 0 0 0 3px rgba(79,214,156,0.18); }

.hero-title { font-size: clamp(2.6rem, 7.5vw, 5.2rem); line-height: .98; max-width: 20ch; margin-bottom: 1.4rem; }

.hero-tagline { font-family: var(--display); font-size: clamp(1.2rem, 2.2vw, 1.6rem); max-width: 34ch; color: var(--text); margin-bottom: 2.2rem; text-wrap: balance; font-weight: 500; }

.hero-tech-row { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2.6rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .85rem; }

.hero-scroll-cue { position: absolute; bottom: 2.2rem; left: 50%; transform: translateX(-50%); width: 24px; height: 38px; border: 1px solid var(--border-strong); border-radius: 999px; }
.hero-scroll-cue span { display: block; width: 4px; height: 8px; border-radius: 2px; background: var(--accent-2); margin: 7px auto 0; animation: scrollCue 1.8s ease-in-out infinite; }
@keyframes scrollCue { 0%, 100% { transform: translateY(0); opacity: 1; } 60% { transform: translateY(10px); opacity: .3; } }

/* =============================================================
   7. About
   ============================================================= */
.about-grid-single { display: block; }
.about-lead { font-family: var(--display); font-size: clamp(1.2rem, 2.2vw, 1.55rem); margin-bottom: 1.2rem; text-wrap: balance; max-width: 42ch; }
.about-body { color: var(--text-mute); max-width: 62ch; margin-bottom: 1.6rem; }
.about-quote { font-family: var(--display); font-size: clamp(1.1rem, 1.8vw, 1.3rem); padding-left: 1.2rem; border-left: 2px solid var(--accent-2); color: var(--text); }

/* =============================================================
   8. Cards (services reuse the project-card look)
   ============================================================= */
.projects-grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.services-grid { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.project-card {
  padding: 1.8rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border);
  display: flex; flex-direction: column;
  transform: perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));
  transition: transform .55s var(--ease-soft), border-color .3s, box-shadow .3s;
}
.project-card:hover { border-color: var(--border-strong); box-shadow: 0 30px 60px -30px rgba(0,0,0,0.6); transition-duration: .15s; }
.project-card-head { margin-bottom: .7rem; }
.project-card-head h3 { font-size: 1.2rem; }
.project-desc { color: var(--text); font-size: .96rem; margin-bottom: .9rem; }
.project-problem { font-size: .86rem; color: var(--text-mute); margin-bottom: .9rem; }
.project-problem strong { color: var(--text); }
.project-badges { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.2rem; }
.service-cta { margin-top: auto; align-self: flex-start; }

/* =============================================================
   9. Demo callout
   ============================================================= */
.demo-callout {
  display: grid; gap: 2.5rem; align-items: center;
  border-radius: 22px; border: 1px solid var(--border-strong);
  background: linear-gradient(160deg, rgba(109,123,255,0.08), rgba(255,255,255,0.02));
  padding: clamp(1.8rem, 4vw, 3.2rem);
  position: relative; overflow: clip;
}
.demo-callout::before {
  content: ""; position: absolute; inset: -30% -10% auto -10%; height: 60%;
  background: radial-gradient(50% 60% at 50% 0%, rgba(109,123,255,0.16), transparent 70%);
  filter: blur(60px); pointer-events: none;
}
.demo-callout-copy { color: var(--text-mute); margin-bottom: 1.8rem; max-width: 46ch; }
.demo-callout-frame { border-radius: var(--radius); background: var(--bg-elevated); border: 1px solid var(--border); padding: .9rem; position: relative; }
.demo-callout-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--text-faint); margin-right: 6px; }
.demo-callout-url { display: inline-block; margin-left: .6rem; font-size: .78rem; color: var(--text-mute); vertical-align: middle; }
.demo-callout-preview {
  margin-top: .9rem; height: 220px; border-radius: var(--radius-sm);
  background:
    radial-gradient(50% 60% at 30% 20%, rgba(109,123,255,0.28), transparent 60%),
    radial-gradient(40% 50% at 75% 60%, rgba(53,215,232,0.16), transparent 60%),
    var(--bg);
  border: 1px solid var(--border);
}
@media (min-width: 960px) { .demo-callout { grid-template-columns: 1.1fr 0.9fr; } }

/* =============================================================
   10. Method (process)
   ============================================================= */
.method-grid { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.method-card { padding: 1.6rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); transition: border-color .3s, transform .4s var(--ease-soft); }
.method-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.method-num { display: block; color: var(--accent-2); font-size: .85rem; margin-bottom: .8rem; }
.method-card h3 { font-size: 1.05rem; margin-bottom: .5rem; }
.method-card p { font-size: .88rem; color: var(--text-mute); }

/* =============================================================
   11. Plans
   ============================================================= */
.plans-grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-bottom: 1.6rem; }
.plan-card { padding: 2rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); position: relative; }
.plan-card-featured { border-color: var(--accent); background: linear-gradient(160deg, rgba(109,123,255,0.1), rgba(255,255,255,0.02)); }
.plan-badge { position: absolute; top: -.7rem; right: 1.5rem; font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .05em; background: var(--accent); color: #05070c; padding: .3rem .7rem; border-radius: 999px; font-weight: 700; }
.plan-name { font-family: var(--display); font-size: 1.3rem; font-weight: 600; margin-bottom: .3rem; }
.plan-domain { color: var(--accent-2); font-size: .85rem; margin-bottom: 1rem; }
.plan-desc { color: var(--text-mute); font-size: .92rem; margin-bottom: 1.6rem; }
.plans-note { color: var(--text-faint); font-size: .82rem; }

/* =============================================================
   12. Contact
   ============================================================= */
.contact { text-align: center; }
.contact-copy { color: var(--text-mute); max-width: 52ch; margin-inline: auto; margin-bottom: 2.6rem; }
.contact-actions { display: grid; gap: 1.2rem; justify-items: center; }
.contact-secondary { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: center; }

/* =============================================================
   13. Footer
   ============================================================= */
.footer { padding-block: 2.2rem; border-top: 1px solid var(--border); }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; font-size: .85rem; color: var(--text-faint); }
.footer-links { display: flex; gap: 1.4rem; }
.footer-links a { transition: color .3s; }
.footer-links a:hover { color: var(--text); }

/* =============================================================
   14. Cursor
   ============================================================= */
.cursor { position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999; display: none; mix-blend-mode: difference; opacity: 0; transition: opacity .25s var(--ease-out); }
.cursor.is-ready { opacity: 1; }
@media (hover: hover) and (pointer: fine) { .cursor { display: block; } }
.cursor-dot, .cursor-ring { position: fixed; top: 0; left: 0; pointer-events: none; will-change: transform; }
.cursor-dot { width: 5px; height: 5px; margin: -2.5px; background: #fff; border-radius: 50%; }
.cursor-ring { width: 30px; height: 30px; margin: -15px; border: 1px solid #fff; border-radius: 50%; transition: width .35s var(--ease-out), height .35s var(--ease-out), margin .35s var(--ease-out); }
.cursor.is-interactive .cursor-ring { width: 46px; height: 46px; margin: -23px; }
.has-cursor, .has-cursor a, .has-cursor button { cursor: none; }

/* =============================================================
   14.5. Feature list
   ============================================================= */
.feature-grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.feature-item { display: flex; gap: .9rem; align-items: flex-start; }
.feature-check {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center; font-size: .8rem; font-weight: 700;
  background: var(--accent-soft); color: var(--accent-2); border: 1px solid rgba(109,123,255,0.3);
}
.feature-title { font-weight: 600; margin-bottom: .3rem; }
.feature-desc { color: var(--text-mute); font-size: .9rem; }

/* =============================================================
   14.6. FAQ (native <details>)
   ============================================================= */
.faq-list { display: grid; gap: .8rem; max-width: 52rem; }
.faq-item {
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); padding: 1.1rem 1.3rem;
}
.faq-item summary {
  cursor: pointer; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-family: var(--mono); font-size: 1.1rem; color: var(--accent-2);
  transition: transform .3s var(--ease-out); flex: none;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { color: var(--text-mute); margin-top: .8rem; font-size: .92rem; }
.faq-item p a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 3px; }

/* =============================================================
   15. Responsive
   ============================================================= */
@media (min-width: 960px) { .contact-actions { grid-template-columns: auto; } }

/* =============================================================
   16. Reduced motion
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-scroll-cue span { animation: none; }
  .hero-particles { display: none; }
}