/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:        #06070a;
  --bg-2:      #0d1220;
  --bg-card:   #10141f;
  --ink:       #f5f7fa;
  --mute:      #9aa3b2;
  --mute-2:    #6b7280;
  --accent:    #3d8bff;
  --accent-2:  #8b5cf6;
  --accent-3:      #4fc3f7;
  --accent-3-dark: #2196c9;
  --coral:         #ff7a95;
  --coral-dark:    #e2506f;
  --line:      rgba(245,247,250,0.12);

  --display: "Space Grotesk", system-ui, sans-serif;
  --sans:  "Inter", system-ui, sans-serif;
  --mono:  "IBM Plex Mono", monospace;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --nav-h: 76px;
}

@property --mx { syntax: "<percentage>"; inherits: false; initial-value: 50%; }
@property --my { syntax: "<percentage>"; inherits: false; initial-value: 50%; }

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  overflow-x: clip;
  scroll-behavior: smooth;
}
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  background: var(--bg);
  color: var(--ink);
  -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; -webkit-tap-highlight-color: transparent; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.01em; font-weight: 500; }
em { font-style: italic; color: var(--coral); }
::selection { background: var(--accent-3); color: var(--bg); }

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

/* =============================================================
   3. Utilities
   ============================================================= */
.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600;
  transition: top .3s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section-kicker {
  font-family: var(--mono);
  font-size: .75rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-3);
  margin-bottom: 1.5rem;
}
.section-kicker-sub { margin-top: 3.5rem; }

.kicker {
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-3);
  margin-bottom: 1.4rem;
}

[data-reveal] {
  opacity: 0; transform: translateY(36px) scale(.975);
  transition: opacity .9s var(--ease-soft), transform .9s var(--ease-soft);
}
[data-reveal].is-revealed { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }

.pillars-grid [data-reveal]:nth-child(2) { transition-delay: .1s; }
.process-list [data-reveal]:nth-child(2) { transition-delay: .12s; }
.process-list [data-reveal]:nth-child(3) { transition-delay: .24s; }
.services-list [data-reveal]:nth-child(2) { transition-delay: .08s; }
.services-list [data-reveal]:nth-child(3) { transition-delay: .16s; }
.work-list [data-reveal]:nth-child(2) { transition-delay: .08s; }

.section-kicker { position: relative; display: inline-block; }
.section-kicker::after {
  content: ""; position: absolute; left: 0; bottom: -.5rem;
  width: 32px; height: 1.5px; background: var(--coral);
  transform: scaleX(0); transform-origin: left;
  transition: transform .7s var(--ease-soft) .15s;
}
.section-kicker.is-revealed::after { transform: scaleX(1); }

/* =============================================================
   4. Buttons
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: .95rem 1.7rem;
  border-radius: 100px;
  font-weight: 600; font-size: .95rem;
  transition: transform .45s var(--ease-soft), box-shadow .45s var(--ease-soft), background .3s;
  white-space: nowrap;
}
.btn-primary {
  position: relative; isolation: isolate;
  background: var(--coral);
  color: #06070a;
  box-shadow: 0 8px 20px rgba(255,122,149,0.28);
}
.btn-primary::after {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
  background: var(--accent-3);
  opacity: 0;
  transition: opacity .4s var(--ease-soft);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(79,195,247,0.38);
}
.btn-primary:hover::after { opacity: 1; }
.btn-primary:active { transform: translateY(-1px); transition-duration: .12s; }
.btn-ghost {
  border: 1px solid var(--line);
  background-color: transparent;
  color: var(--ink);
  transition: background-color .35s var(--ease-soft), border-color .35s var(--ease-soft), color .35s var(--ease-soft);
}
.btn-ghost:hover { border-color: var(--coral); background-color: var(--coral); color: #06070a; }

.hero-actions .btn-primary {
  background: var(--ink);
  color: #06070a;
  border: 1px solid transparent;
  transition: background-color .35s var(--ease-soft), color .35s var(--ease-soft), border-color .35s var(--ease-soft), transform .45s var(--ease-soft), box-shadow .45s var(--ease-soft);
}
.hero-actions .btn-primary::after { content: none; }
.hero-actions .btn-primary:hover {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: none;
}
.hero-actions .btn-ghost {
  background: var(--accent-3);
  color: #06070a;
  border-color: transparent;
  box-shadow: 0 8px 20px rgba(79,195,247,0.28);
}
.hero-actions .btn-ghost:hover {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
  box-shadow: none;
}

/* =============================================================
   5. Nav
   ============================================================= */
.nav {
  position: fixed; top: 0; inset-inline: 0; z-index: 100;
  height: var(--nav-h);
  transition: background-color .4s var(--ease-out), backdrop-filter .4s var(--ease-out), box-shadow .4s var(--ease-out);
}
.nav.is-scrolled {
  background: rgba(6,7,10,0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 var(--line);
}
.nav-inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem;
}
.logo {
  display: flex; flex-direction: column; line-height: .92;
  font-family: var(--sans); font-weight: 800; letter-spacing: -0.02em;
}
.logo-top { font-size: 1.05rem; color: var(--ink); }
.logo-bottom { font-size: .68rem; color: var(--accent-3); letter-spacing: .04em; align-self: flex-end; }
.logo-footer .logo-top { font-size: 1.5rem; }
.logo-footer .logo-bottom { font-size: .9rem; }

.nav-links {
  display: none;
  list-style: none;
  gap: 2.2rem;
}
@media (min-width: 960px) { .nav-links { display: flex; } }

.nav-link { position: relative; padding: .25rem 0; font-size: .95rem; color: var(--mute); }
.nav-link::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -3px;
  height: 1px; background: var(--coral);
  transform: scaleX(0); transform-origin: right;
  transition: transform .45s var(--ease-out);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }

.nav-cta { display: none; }
@media (min-width: 720px) { .nav-cta { display: inline-flex; } }

.nav-burger {
  display: grid; gap: 5px; width: 26px;
}
@media (min-width: 720px) { .nav-burger { display: none; } }
.nav-burger span { height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s, 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: 0; z-index: 90;
  background: var(--bg);
  display: grid; place-items: center;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .65s var(--ease-soft);
}
.nav-mobile.is-open { clip-path: inset(0); }
.nav-mobile ul { list-style: none; display: grid; gap: 2rem; text-align: center; }
.nav-mobile a { font-family: var(--display); font-size: 2.4rem; font-weight: 700; color: var(--ink); }

/* =============================================================
   6. Hero
   ============================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center;
  padding-block: calc(var(--nav-h) + 3rem) 4rem;
  overflow: clip;
}
.hero-plexus {
  position: absolute; inset: 0; z-index: -2;
  width: 100%; height: 100%;
  display: block;
}
.hero-bg-tint {
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(ellipse 70% 60% at 50% 28%, #0d1428 0%, transparent 70%),
    linear-gradient(180deg, rgba(6,7,10,.35) 0%, rgba(6,7,10,.88) 100%);
}

.badge-float {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .78rem; color: var(--accent-3);
  border: 1px solid var(--line); padding: .5rem 1rem; border-radius: 100px;
  margin-bottom: 1.6rem;
  animation: badgeBob 4.5s ease-in-out infinite;
}
.badge-float::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent-3); }
@keyframes badgeBob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }

.hero-inner { max-width: 880px; }
.hero-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.6rem, 7.2vw, 5.4rem);
  letter-spacing: -0.03em;
  margin-bottom: 1.8rem;
}
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  color: var(--mute);
  max-width: 52ch;
  margin-bottom: 2.4rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* split text */
.split-word { display: inline-block; }
.split-line { display: block; overflow: hidden; }
.split-line > span { display: inline-block; will-change: transform; }

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

/* =============================================================
   7. Manifesto
   ============================================================= */
.manifesto { padding-block: 6rem; border-top: 1px solid var(--line); }
.manifesto-text {
  font-family: var(--mono);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  line-height: 1.5;
  color: var(--ink);
  max-width: 60ch;
  margin-inline: auto;
  text-align: center;
}

/* =============================================================
   8. Services
   ============================================================= */
.services { padding-block: 6rem; border-top: 1px solid var(--line); }
.services-list { display: grid; gap: 0; }
.service-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.5rem 2.5rem;
  padding-block: 2.6rem;
  border-top: 1px solid var(--line);
  transition: background .3s;
}
.services-list .service-row:last-child { border-bottom: 1px solid var(--line); }
.service-row:hover { background: rgba(61,139,255,0.04); }
.service-n {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--accent-3);
  padding-top: .3rem;
}
.service-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: .8rem;
}
.service-title em, .pillar-title em {
  font-style: normal;
}
.service-text { color: var(--mute); max-width: 62ch; margin-bottom: 1.1rem; }
.service-tags { display: flex; flex-wrap: wrap; gap: .6rem; list-style: none; }
.service-tags li {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .04em;
  color: var(--mute-2); border: 1px solid var(--line); border-radius: 100px;
  padding: .3rem .8rem;
}
@media (min-width: 720px) {
  .service-row { grid-template-columns: 100px 1fr; }
}

/* =============================================================
   9. Pillars
   ============================================================= */
.pillars { padding-block: 2rem 6rem; }
.pillars-grid {
  display: grid; gap: 1.5rem;
}
@media (min-width: 720px) { .pillars-grid { grid-template-columns: 1fr 1fr; } }
.pillar-card {
  padding: 2.4rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(160deg, var(--bg-card), transparent);
}
.pillar-n {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .12em;
  color: var(--accent-3); margin-bottom: 1rem;
}
.pillar-title {
  font-family: var(--display); font-weight: 700;
  font-size: 1.7rem; margin-bottom: .8rem;
}
.pillar-text { color: var(--mute); }

/* =============================================================
   10. Work
   ============================================================= */
.work { padding-block: 6rem; border-top: 1px solid var(--line); }
.work-list { border-top: 1px solid var(--line); }
.work-row {
  border-bottom: 1px solid var(--line);
}
.work-row-head {
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  width: 100%; text-align: left;
  padding-block: 1.8rem;
}
.work-name {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(1.4rem, 3.2vw, 2.4rem);
  transition: color .3s;
}
.work-row:hover .work-name { color: var(--coral); }
.work-meta { display: flex; align-items: center; gap: 1.2rem; flex-shrink: 0; }
.work-year { font-family: var(--mono); font-size: .82rem; color: var(--mute-2); }
.work-plus {
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line);
  display: grid; place-items: center; position: relative; flex-shrink: 0;
  transition: transform .4s var(--ease-soft), border-color .3s;
}
.work-plus::before, .work-plus::after {
  content: ""; position: absolute; background: var(--ink);
  transition: transform .3s var(--ease-soft);
}
.work-plus::before { width: 12px; height: 1.5px; }
.work-plus::after { width: 1.5px; height: 12px; }
.work-row.is-open .work-plus { transform: rotate(45deg); border-color: var(--coral); }
.work-body {
  max-height: 0; overflow: hidden;
  transition: max-height .5s var(--ease-soft);
}
.work-row.is-open .work-body { max-height: 200px; }
.work-body-inner { padding-bottom: 1.8rem; display: flex; flex-wrap: wrap; align-items: center; gap: 1.2rem; }
.work-brief { color: var(--mute); max-width: 50ch; }
.work-link {
  font-family: var(--mono); font-size: .8rem; letter-spacing: .04em;
  color: var(--coral); border-bottom: 1px solid currentColor; flex-shrink: 0;
}

/* =============================================================
   11. Process
   ============================================================= */
.process { padding-block: 6rem; border-top: 1px solid var(--line); }
.process-list { display: grid; gap: 2.2rem; }
@media (min-width: 720px) { .process-list { grid-template-columns: repeat(3, 1fr); gap: 2rem; } }
.process-card { padding-top: 1.6rem; border-top: 1px solid var(--line); }
.process-n { font-family: var(--mono); font-size: 1.6rem; color: var(--accent-3); display: block; margin-bottom: 1rem; }
.process-title { font-size: 1.2rem; font-weight: 700; margin-bottom: .7rem; }
.process-text { color: var(--mute); font-size: .95rem; }

/* =============================================================
   12. Contact
   ============================================================= */
.contact { padding-block: 7rem; border-top: 1px solid var(--line); text-align: center; }
.contact-title {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.4rem);
  margin-bottom: 2rem;
}
.contact-email {
  display: inline-block;
  font-family: var(--sans); font-weight: 700;
  font-size: clamp(1.3rem, 4vw, 2.4rem);
  position: relative;
  margin-bottom: 2.4rem;
}
.contact-email::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -4px;
  height: 2px; background: var(--coral);
  transform: scaleX(0); transform-origin: right;
  transition: transform .5s var(--ease-out);
}
.contact-email:hover::after { transform: scaleX(1); transform-origin: left; }
.contact-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; }

/* =============================================================
   13. Footer
   ============================================================= */
.footer { padding-block: 3rem; border-top: 1px solid var(--line); }
.footer-inner {
  display: flex; flex-direction: column; align-items: center; gap: 1.4rem; text-align: center;
}
@media (min-width: 720px) {
  .footer-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}
.footer-copy { color: var(--mute-2); font-size: .85rem; }
.footer-links { display: flex; gap: 1.6rem; }
.footer-links a { color: var(--mute); font-size: .9rem; transition: color .3s; }
.footer-links a:hover { color: var(--coral); }

/* =============================================================
   14. Responsive base
   ============================================================= */
@media (min-width: 540px)  { .container { padding-inline: 2rem; } }
@media (min-width: 1280px) { .container { padding-inline: 2.5rem; } }

/* =============================================================
   15. Custom 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: 6px; height: 6px; margin: -3px; background: var(--ink); border-radius: 50%; }
.cursor-ring {
  width: 34px; height: 34px; margin: -17px; border: 1px solid var(--ink); border-radius: 50%;
  transition: width .35s var(--ease-out), height .35s var(--ease-out), margin .35s var(--ease-out), border-color .35s;
}
.cursor.is-interactive .cursor-ring { width: 54px; height: 54px; margin: -27px; border-color: var(--coral); }
.has-cursor, .has-cursor a, .has-cursor button { cursor: none; }

/* =============================================================
   16. WhatsApp floating button (all sections)
   ============================================================= */
.whatsapp-float {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 85;
  width: 56px; height: 56px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: #25d366;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
  transition: transform .35s var(--ease-soft), box-shadow .35s var(--ease-soft);
}
.whatsapp-float:hover { transform: translateY(-4px) scale(1.06); box-shadow: 0 14px 32px rgba(0,0,0,.4); }
.whatsapp-float:active { transform: translateY(-1px) scale(1.02); }
.whatsapp-float-ring {
  position: absolute; inset: 0; z-index: -1; border-radius: 50%;
  background: #25d366; opacity: .55;
  animation: waPulse 2.6s ease-out infinite;
}
@keyframes waPulse {
  0%   { transform: scale(1); opacity: .55; }
  100% { transform: scale(1.7); opacity: 0; }
}
@media (max-width: 539px) {
  .whatsapp-float { right: 1rem; bottom: 1rem; width: 52px; height: 52px; }
}

/* =============================================================
   17. Reduced motion — only intrusive
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}