/* ER Studio — agency design system */
:root {
  --ink: #0C0B0A;
  --ink-2: #161412;
  --ink-3: #221F1C;
  --bone: #F1ECE3;
  --paper: #F8F5EF;
  --stone: #8F887E;
  --line-d: rgba(241, 236, 227, 0.14);
  --line-l: rgba(12, 11, 10, 0.12);
  --ember: #FF4F1F;
  --ember-soft: #FF8A5C;
  --display: "Clash Display", "Helvetica Neue", Arial, sans-serif;
  --serif: "Instrument Serif", "Times New Roman", serif;
  --sans: "General Sans", "Helvetica Neue", Arial, sans-serif;
  --gutter: clamp(1.1rem, 4vw, 3.5rem);
  --ease: cubic-bezier(.2, .7, .1, 1);
  --nav-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, video, iframe { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--ember); color: var(--ink); }
:focus-visible { outline: 2px solid var(--ember); outline-offset: 3px; border-radius: 4px; }

[data-lang="en"] .es, [data-lang="es"] .en { display: none !important; }

.skip { position: absolute; left: -999px; top: 0; z-index: 999; background: var(--bone); color: var(--ink); padding: .8rem 1rem; }
.skip:focus { left: 1rem; top: 1rem; }

/* ---------- type ---------- */
.display { font-family: var(--display); font-weight: 600; letter-spacing: -0.035em; line-height: 0.9; text-transform: uppercase; }
.it { font-family: var(--serif); font-style: italic; font-weight: 400; text-transform: none; letter-spacing: -0.01em; }
.kicker { font-family: var(--sans); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; color: var(--stone); display: inline-flex; align-items: center; gap: .7rem; }
.kicker::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--ember); box-shadow: 0 0 0 4px rgba(255, 79, 31, .16); }
.lead { font-size: clamp(1.05rem, 1.4vw, 1.25rem); line-height: 1.55; color: rgba(241, 236, 227, .72); max-width: 36rem; }
.light .lead { color: rgba(12, 11, 10, .66); }

/* ---------- buttons ---------- */
.btn {
  --bg: var(--bone); --fg: var(--ink);
  position: relative; display: inline-flex; align-items: center; gap: .8rem;
  padding: 1rem 1.35rem 1rem 1.5rem; border-radius: 999px;
  background: var(--bg); color: var(--fg);
  font-weight: 600; font-size: .95rem; letter-spacing: -0.005em;
  overflow: hidden; isolation: isolate;
  transition: transform .5s var(--ease), color .4s var(--ease);
}
.btn::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--ember); transform: translateY(101%); border-radius: inherit; transition: transform .5s var(--ease); }
.btn:hover::before { transform: translateY(0); }
.btn:hover { color: var(--ink); }
.btn .arr { width: 1.9rem; height: 1.9rem; border-radius: 50%; display: grid; place-items: center; background: var(--fg); color: var(--bg); transition: transform .5s var(--ease), background .4s, color .4s; }
.btn:hover .arr { transform: rotate(-45deg); background: var(--ink); color: var(--bone); }
.btn--ghost { --bg: transparent; --fg: var(--bone); box-shadow: inset 0 0 0 1px var(--line-d); }
.btn--ghost .arr { background: var(--bone); color: var(--ink); }
.btn--dark { --bg: var(--ink); --fg: var(--bone); }
.btn--dark .arr { background: var(--bone); color: var(--ink); }
.btn--ember { --bg: var(--ember); --fg: var(--ink); }
.btn--ember::before { background: var(--bone); }
.btn--ember .arr { background: var(--ink); color: var(--ember); }

.link { position: relative; display: inline-flex; gap: .5rem; align-items: center; font-weight: 500; }
.link::after { content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 1px; background: currentColor; transform-origin: right; transform: scaleX(.3); opacity: .5; transition: transform .5s var(--ease), opacity .3s; }
.link:hover::after { transform: scaleX(1); transform-origin: left; opacity: 1; }

/* ---------- nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 80; height: var(--nav-h);
  display: flex; align-items: center; gap: 1.5rem; padding: 0 var(--gutter);
  color: var(--bone); mix-blend-mode: normal;
  transition: background .4s, backdrop-filter .4s, transform .5s var(--ease);
}
.nav.is-solid { background: rgba(12, 11, 10, .9); backdrop-filter: blur(16px) saturate(1.3); -webkit-backdrop-filter: blur(16px) saturate(1.3); }
.nav.is-hidden { transform: translateY(-100%); }
.wordmark { display: inline-flex; align-items: baseline; gap: .38rem; font-size: 1.32rem; line-height: 1; }
.wordmark b { font-family: var(--display); font-weight: 600; letter-spacing: -0.04em; position: relative; }
.wordmark b::after { content: ""; position: absolute; right: -0.28em; top: 0.06em; width: .2em; height: .2em; border-radius: 50%; background: var(--ember); }
.wordmark i { font-family: var(--serif); font-style: italic; font-size: 1.12em; margin-left: .2em; }
.nav__links { margin: 0 auto; display: flex; gap: 2rem; font-size: .92rem; font-weight: 500; }
.nav__links a { opacity: .78; transition: opacity .3s; }
.nav__links a:hover, .nav__links a[aria-current="page"] { opacity: 1; }
.nav__right { display: flex; align-items: center; gap: .6rem; margin-left: auto; }
.nav__links + .nav__right { margin-left: 0; }
.lang { height: 2.5rem; min-width: 2.5rem; padding: 0 .75rem; border-radius: 999px; box-shadow: inset 0 0 0 1px var(--line-d); font-size: .78rem; font-weight: 600; letter-spacing: .08em; }
.lang:hover { box-shadow: inset 0 0 0 1px var(--bone); }
.nav .btn { padding: .65rem .7rem .65rem 1.1rem; font-size: .86rem; }
.nav .btn .arr { width: 1.55rem; height: 1.55rem; }
.burger { width: 2.5rem; height: 2.5rem; border-radius: 50%; box-shadow: inset 0 0 0 1px var(--line-d); display: none; place-items: center; }
.burger span { display: block; width: 16px; height: 1.5px; background: currentColor; position: relative; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; width: 100%; height: 100%; background: currentColor; transition: transform .4s var(--ease); }
.burger span::before { top: -5px; } .burger span::after { top: 5px; }
.menu-open .burger span { background: transparent; }
.menu-open .burger span::before { transform: translateY(5px) rotate(45deg); }
.menu-open .burger span::after { transform: translateY(-5px) rotate(-45deg); }

.menu {
  position: fixed; inset: 0; z-index: 70; background: var(--ink);
  display: grid; align-content: center; padding: calc(var(--nav-h) + 1rem) var(--gutter) 2rem;
  clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease); visibility: hidden;
}
.menu-open .menu { clip-path: inset(0 0 0 0); visibility: visible; }
.menu ol { display: grid; gap: .2rem; counter-reset: m; }
.menu li a { display: flex; align-items: baseline; gap: 1rem; font-family: var(--display); font-weight: 600; text-transform: uppercase; letter-spacing: -0.04em; font-size: clamp(2.8rem, 11vw, 7rem); line-height: .95; }
.menu li a::before { counter-increment: m; content: "0" counter(m); font-family: var(--sans); font-size: .8rem; letter-spacing: .1em; color: var(--stone); font-weight: 500; }
.menu li a:hover { color: var(--ember); }
.menu__foot { margin-top: 3rem; display: flex; flex-wrap: wrap; gap: 1rem 2rem; color: var(--stone); font-size: .9rem; }

/* ---------- cursor ---------- */
.cursor { position: fixed; left: 0; top: 0; z-index: 200; pointer-events: none; width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 50%; background: var(--ember); transition: width .35s var(--ease), height .35s var(--ease), margin .35s var(--ease), background .3s; display: grid; place-items: center; mix-blend-mode: normal; }
.cursor span { font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--ink); opacity: 0; transition: opacity .2s; white-space: nowrap; }
.cursor.is-label { width: 88px; height: 88px; margin: -44px 0 0 -44px; background: var(--bone); }
.cursor.is-label span { opacity: 1; }
.cursor.is-link { width: 38px; height: 38px; margin: -19px 0 0 -19px; background: rgba(255, 79, 31, .25); }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* ---------- sections ---------- */
.section { position: relative; padding: clamp(5rem, 12vw, 10rem) var(--gutter); }
.light { background: var(--paper); color: var(--ink); }
.light .kicker { color: #6E675E; }
.head { display: grid; gap: 1.4rem; max-width: 70rem; margin-bottom: clamp(3rem, 6vw, 5rem); }
.head h2 { font-size: clamp(2.6rem, 7vw, 6.4rem); }

/* ---------- reveal helpers (JS adds .is-in) ---------- */
.rv { opacity: 0; transform: translateY(40px); transition: opacity 1s var(--ease), transform 1.2s var(--ease); }
.rv.is-in { opacity: 1; transform: none; }
.no-js .rv, .reduced .rv { opacity: 1; transform: none; }

/* ---------- footer ---------- */
.foot { position: relative; background: var(--ink); color: var(--bone); padding: clamp(4rem, 9vw, 7rem) var(--gutter) 2rem; overflow: hidden; border-top: 1px solid var(--line-d); }
.foot__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; }
.foot__top h3 { font-family: var(--display); font-weight: 600; text-transform: uppercase; letter-spacing: -0.03em; font-size: clamp(1.8rem, 3.2vw, 2.8rem); line-height: .95; }
.foot__top h4 { font-size: .74rem; letter-spacing: .2em; text-transform: uppercase; color: var(--stone); font-weight: 600; margin-bottom: 1rem; }
.foot__top li + li { margin-top: .45rem; }
.foot__top a { opacity: .82; } .foot__top a:hover { opacity: 1; color: var(--ember); }
.foot__mark { margin-top: clamp(3rem, 8vw, 6rem); font-family: var(--display); font-weight: 600; letter-spacing: -0.06em; line-height: .78; font-size: clamp(6rem, 27vw, 26rem); text-transform: uppercase; display: flex; align-items: flex-end; gap: .04em; white-space: nowrap; }
.foot__mark i { font-family: var(--serif); font-weight: 400; letter-spacing: -0.03em; text-transform: none; font-size: .62em; color: var(--ember); padding-bottom: .05em; }
.foot__base { margin-top: 2rem; padding-top: 1.4rem; border-top: 1px solid var(--line-d); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; color: var(--stone); font-size: .82rem; }

@media (max-width: 960px) {
  .nav__links { display: none; }
  .burger { display: grid; }
  .nav .btn { display: none; }
  .foot__top { grid-template-columns: 1fr 1fr; }
  .foot__top > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  :root { --nav-h: 64px; }
  .foot__top { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}