/* =========================================================
   RYKO STUDIO — hoja de estilos compartida
   Paleta: negro/blanco como base estructural + acentos
   índigo y rojo bermellón tomados de la ilustración de
   referencia (ola + sol estilo japonés).
   ========================================================= */

:root{
  --ink:#14110D;          /* negro cálido — texto, fondos oscuros */
  --paper:#F7F3E8;        /* papel/crema cálido — fondo principal */
  --paper-2:#EFE9D9;      /* crema un tono más oscuro — tarjetas/paneles */
  --indigo:#1C3A54;       /* azul índigo profundo — fondos secundarios */
  --indigo-2:#26466A;     /* índigo medio — degradados */
  --wave:#3E6D93;         /* azul acero — acentos, hover */
  --sun:#A32E22;          /* rojo bermellón — acento primario / CTA */
  --sun-dim:#7A1F17;      /* rojo oscuro — hover/estados */
  --line: rgba(20,17,13,.14);
  --line-soft: rgba(247,243,232,.16);
  --ok:#4E8C5B;

  --font-display:'Poppins', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'JetBrains Mono', monospace;

  --container: 1180px;
  --edge: clamp(24px, 5vw, 72px);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul,ol{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4,p{ margin:0; }
button{ font:inherit; }

.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--sun);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background:var(--sun);
  display:inline-block;
}

h2{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(28px, 4vw, 44px);
  line-height:1.18;
  letter-spacing:-.01em;
}

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:14px 26px;
  font-family:var(--font-body);
  font-weight:500;
  font-size:14.5px;
  letter-spacing:.01em;
  border-radius:2px;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .25s ease, color .25s ease, border-color .25s ease, transform .2s ease;
  background:none;
}
.btn--solid{ background:var(--sun); color:var(--paper); }
.btn--solid:hover{ background:var(--sun-dim); transform:translateY(-1px); }
.btn--ghost{ border-color:var(--ink); color:var(--ink); }
.btn--ghost:hover{ background:var(--ink); color:var(--paper); }
.btn--ghost-light{ border-color:var(--line-soft); color:var(--paper); }
.btn--ghost-light:hover{ background:var(--paper); color:var(--ink); }
.btn--text{ padding:14px 4px; color:var(--ink); border-bottom:1px solid var(--ink); border-radius:0; }
.btn--text:hover{ color:var(--sun); border-color:var(--sun); }
.btn:disabled{ opacity:.55; cursor:not-allowed; transform:none !important; }
.btn--sm{ padding:9px 16px; font-size:13px; }

/* -------------------- seal / logo mark -------------------- */
.seal{
  width:40px; height:40px;
  border-radius:50%;
  background:var(--sun);
  color:var(--paper);
  display:flex;
  align-items:center;
  justify-content:center;
  font-family:var(--font-display);
  font-weight:700;
  font-size:19px;
  border:2px solid var(--paper);
  outline:1px solid var(--sun);
  flex:none;
  transform:rotate(-4deg);
}

/* -------------------- header / nav -------------------- */
.nav{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  padding:18px var(--edge);
  display:flex;
  transition:background .35s ease, padding .35s ease, border-color .35s ease;
  border-bottom:1px solid transparent;
}
.nav.is-scrolled{
  background:rgba(247,243,232,.92);
  backdrop-filter:blur(10px);
  padding:12px var(--edge);
  border-color:var(--line);
}
.nav__inner{
  max-width:var(--container);
  margin:0 auto;
  width:100%;
  display:flex;
  align-items:center;
  gap:28px;
}
.nav__logo{ display:flex; align-items:center; gap:12px; margin-right:auto; }
.nav__word{
  font-family:var(--font-display);
  font-weight:600;
  font-size:17px;
  letter-spacing:.02em;
}
.nav__word em{
  font-style:normal;
  font-family:var(--font-mono);
  font-size:10px;
  letter-spacing:.18em;
  display:block;
  color:var(--wave);
  margin-top:2px;
}
.nav__links{ display:flex; gap:30px; }
.nav__links a{ font-size:14px; position:relative; padding:4px 0; }
.nav__links a.is-active{ color:var(--sun); }
.nav__links a::after{
  content:"";
  position:absolute; left:0; right:0; bottom:0;
  height:1px; background:var(--sun);
  transform:scaleX(0); transform-origin:left;
  transition:transform .3s ease;
}
.nav__links a:hover::after, .nav__links a.is-active::after{ transform:scaleX(1); }
.nav__cta{ padding:10px 20px; font-size:13px; }
.nav__burger{
  display:none;
  width:36px; height:36px;
  border:none; background:none; cursor:pointer;
  flex-direction:column; justify-content:center; align-items:center; gap:6px;
}
.nav__burger span{ width:22px; height:1.5px; background:var(--ink); transition:transform .3s ease, opacity .3s ease; }
.nav__burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(7.5px) rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav__burger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7.5px) rotate(-45deg); }

/* el menú móvil solo debe existir dentro del breakpoint de celular;
   sin esto, en pantallas grandes queda flotando sin estilos */
.nav__mobile{ display:none; }

/* -------------------- hero (home) -------------------- */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;
  align-items:center;
  padding:140px var(--edge) 0;
  overflow:hidden;
}
.hero__sun{
  position:absolute;
  top:14%;
  right:clamp(-60px, 6vw, 120px);
  width:clamp(260px, 34vw, 480px);
  aspect-ratio:1;
  border-radius:50%;
  background:radial-gradient(circle at 34% 30%, #C33C2C 0%, var(--sun) 55%, var(--sun-dim) 100%);
  z-index:0;
}
.hero__photo{
  position:absolute;
  top:14%;
  right:clamp(-60px, 6vw, 120px);
  width:clamp(260px, 34vw, 480px);
  aspect-ratio:1;
  border-radius:50%;
  object-fit:cover;
  z-index:1;
  border:7px solid var(--paper);
  box-shadow:0 22px 55px rgba(20,17,13,.32);
  transform:translate(-4%,-4%);
}
.hero__sparks{ position:absolute; top:14%; right:clamp(-60px, 6vw, 120px); width:clamp(260px, 34vw, 480px); aspect-ratio:1; z-index:0; }
.hero__stamp{
  position:absolute;
  left:var(--edge);
  top:150px;
  bottom:120px;
  display:flex;
  align-items:center;
  z-index:2;
}
.hero__stamp-box{
  border:1px solid var(--ink);
  padding:22px 10px;
  writing-mode:vertical-rl;
  text-orientation:mixed;
  font-family:var(--font-mono);
  font-size:11px;
  letter-spacing:.22em;
  display:flex;
  align-items:center;
  gap:14px;
  background:var(--paper);
}
.hero__stamp-box .dot{ width:5px; height:5px; border-radius:50%; background:var(--sun); flex:none; }
.hero__content{ position:relative; z-index:2; max-width:760px; margin-left:clamp(0px, 6vw, 64px); }
.hero__title{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(38px, 6vw, 74px);
  line-height:1.08;
  letter-spacing:-.01em;
  color:var(--ink);
}
.hero__title .accent{ color:var(--sun); font-style:italic; }
.hero__sub{ margin-top:26px; max-width:480px; font-size:16.5px; color:#3B362D; }
.hero__actions{ margin-top:38px; display:flex; align-items:center; gap:28px; flex-wrap:wrap; }
.hero__wave{ position:absolute; left:0; right:0; bottom:-2px; width:100%; z-index:1; line-height:0; }
.hero__wave path.crest{ animation:crest-move 9s ease-in-out infinite; transform-origin:center; }
.hero__wave path.crest2{ animation:crest-move 11s ease-in-out infinite reverse; transform-origin:center; }
@keyframes crest-move{ 0%,100%{ transform:translateY(0px); } 50%{ transform:translateY(-6px); } }

/* entrada escalonada del contenido del hero al cargar */
.hero__stamp, .hero__content > *, .hero__sun, .hero__photo{
  opacity:0;
  animation:hero-in .9s cubic-bezier(.16,.9,.3,1) forwards;
}
.hero__sun, .hero__photo{ animation-delay:.05s; transform:scale(.9); }
.hero__stamp{ animation-delay:.15s; transform:translateX(-14px); }
.hero__content .eyebrow{ animation-delay:.25s; transform:translateY(14px); }
.hero__content .hero__title{ animation-delay:.38s; transform:translateY(18px); }
.hero__content .hero__sub{ animation-delay:.52s; transform:translateY(16px); }
.hero__content .hero__actions{ animation-delay:.66s; transform:translateY(14px); }
@keyframes hero-in{ to{ opacity:1; transform:none; } }

/* -------------------- section shells -------------------- */
section{ padding:120px var(--edge); }
.section__head{ max-width:640px; margin:0 auto 64px; }
.section__head.center{ text-align:center; }
.section__head.center .eyebrow{ justify-content:center; }
.section__head.center .eyebrow::before{ display:none; }

.reveal{ opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease; transition-delay:var(--d, 0s); }
.reveal.is-visible{ opacity:1; transform:translateY(0); }

/* -------------------- page-hero (páginas internas) -------------------- */
.page-hero{
  position:relative;
  padding:168px var(--edge) 90px;
  background:var(--paper-2);
  overflow:hidden;
}
.page-hero__inner{ max-width:var(--container); margin:0 auto; position:relative; z-index:1; }
.page-hero h1{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(34px, 5.2vw, 58px);
  line-height:1.1;
  letter-spacing:-.01em;
  max-width:760px;
}
.page-hero p.lead{ margin-top:20px; max-width:520px; color:#3B362D; font-size:16px; }
.page-hero__sun{
  position:absolute; top:-60px; right:-60px;
  width:280px; height:280px; border-radius:50%;
  background:radial-gradient(circle at 34% 30%, #C33C2C 0%, var(--sun) 55%, var(--sun-dim) 100%);
  opacity:.9;
}
.page-hero__wave{ position:absolute; left:0; right:0; bottom:-2px; width:100%; line-height:0; }

/* -------------------- servicios -------------------- */
.services{ max-width:var(--container); margin:0 auto; }
.services__list{ border-top:1px solid var(--line); }
.service{
  display:grid;
  grid-template-columns:52px 1fr auto;
  align-items:center;
  gap:28px;
  padding:34px 0;
  border-bottom:1px solid var(--line);
  cursor:default;
  transition:padding-left .35s ease;
  position:relative;
}
.service::before{
  content:"";
  position:absolute; left:-24px; top:0; bottom:0; width:0;
  background:var(--sun);
  transition:width .35s ease;
}
.service:hover{ padding-left:24px; }
.service:hover::before{ width:4px; }
.service__mark{ width:10px; height:10px; border-radius:50%; border:1.5px solid var(--sun); transition:background .3s ease; }
.service:hover .service__mark{ background:var(--sun); }
.service__body h3{ font-family:var(--font-display); font-weight:700; font-size:clamp(20px, 2.4vw, 27px); margin-bottom:8px; }
.service__body p{ color:#4A453A; max-width:520px; font-size:14.5px; }
.service__tags{ display:flex; gap:10px; margin-top:14px; flex-wrap:wrap; }
.service__tags span{ font-family:var(--font-mono); font-size:11px; letter-spacing:.06em; color:var(--wave); border:1px solid var(--line); padding:4px 9px; border-radius:20px; }
.service__arrow{ font-size:22px; color:var(--ink); transition:transform .3s ease, color .3s ease; }
.service:hover .service__arrow{ transform:translateX(6px); color:var(--sun); }

/* tarjetas de servicio detalladas (página /servicios.html) */
.service-detail{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:30px;
  padding:46px 0;
  border-bottom:1px solid var(--line);
  align-items:start;
}
.service-detail__num{ font-family:var(--font-mono); font-size:14px; color:var(--sun); padding-top:6px; }
.service-detail h3{ font-family:var(--font-display); font-weight:700; font-size:clamp(22px,2.6vw,30px); }
.service-detail p{ color:#4A453A; max-width:600px; margin-top:12px; }
.service-detail .service__tags{ margin-top:18px; }

/* pasos del proceso (secuencia real → numeración justificada) */
.process__steps{ max-width:var(--container); margin:0 auto; display:grid; grid-template-columns:repeat(4,1fr); gap:2px; background:var(--line); border:1px solid var(--line); }
.process__step{ background:var(--paper); padding:34px 26px; }
.process__step .num{ font-family:var(--font-mono); font-size:13px; color:var(--sun); }
.process__step h4{ font-family:var(--font-display); font-weight:700; font-size:18px; margin:14px 0 8px; }
.process__step p{ font-size:13.5px; color:#4A453A; }

/* -------------------- nosotros -------------------- */
.about{ background:var(--paper-2); display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; }
.about__text p.body{ margin-top:22px; color:#3B362D; max-width:460px; }
.about__principles{ margin-top:44px; display:grid; gap:22px; }
.about__principle{ display:flex; gap:16px; align-items:flex-start; }
.about__principle .num{ font-family:var(--font-mono); font-size:12px; color:var(--sun); padding-top:3px; }
.about__principle h4{ font-family:var(--font-body); font-weight:700; font-size:15px; margin-bottom:4px; }
.about__principle p{ font-size:13.5px; color:#4A453A; }
.about__panel{ background:var(--indigo); color:var(--paper); padding:56px 44px; position:relative; overflow:hidden; min-height:360px; display:flex; align-items:center; }
.about__panel::after{ content:""; position:absolute; inset:0; background:radial-gradient(circle at 85% 15%, rgba(163,46,34,.35), transparent 45%), linear-gradient(180deg, transparent, rgba(0,0,0,.25)); pointer-events:none; }
.about__quote{ position:relative; font-family:var(--font-display); font-size:clamp(21px, 2.4vw, 27px); line-height:1.5; z-index:1; }
.about__quote cite{ display:block; margin-top:26px; font-style:normal; font-family:var(--font-mono); font-size:11.5px; letter-spacing:.1em; color:rgba(247,243,232,.65); }

/* -------------------- portafolio -------------------- */
.portfolio__filters{ max-width:var(--container); margin:0 auto 46px; display:flex; gap:10px; flex-wrap:wrap; }
.portfolio__filters button{
  border:1px solid var(--line);
  background:transparent;
  color:var(--ink);
  padding:9px 18px;
  border-radius:22px;
  font-size:13px;
  cursor:pointer;
  transition:background .25s ease, color .25s ease, border-color .25s ease;
}
.portfolio__filters button.is-active, .portfolio__filters button:hover{ background:var(--ink); color:var(--paper); border-color:var(--ink); }

.portfolio__grid{ max-width:var(--container); margin:0 auto; display:grid; grid-template-columns:repeat(3,1fr); gap:2px; background:var(--line); border:1px solid var(--line); }
.portfolio__card{ position:relative; background:var(--paper); aspect-ratio:4/3.2; overflow:hidden; display:block; }
.portfolio__card img{ width:100%; height:100%; object-fit:cover; transition:transform .6s cubic-bezier(.2,.8,.2,1); }
.portfolio__card:hover img{ transform:scale(1.07); }
.portfolio__card__overlay{
  position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 40%, rgba(20,17,13,.86) 100%);
  display:flex; flex-direction:column; justify-content:flex-end;
  padding:22px;
  color:var(--paper);
}
.portfolio__card__tag{ font-family:var(--font-mono); font-size:10.5px; letter-spacing:.12em; text-transform:uppercase; color:#D9866F; }
.portfolio__card__title{ font-family:var(--font-display); font-weight:700; font-size:18px; margin-top:6px; transform:translateY(8px); opacity:.85; transition:transform .35s ease, opacity .35s ease; }
.portfolio__card:hover .portfolio__card__title{ transform:translateY(0); opacity:1; }
.portfolio__empty{ max-width:var(--container); margin:0 auto; padding:70px 30px; text-align:center; border:1px dashed var(--line); color:#6b6355; font-size:14px; }

/* -------------------- detalle de proyecto -------------------- */
.project-hero{ position:relative; }
.project-hero img{ width:100%; aspect-ratio:16/8; object-fit:cover; }
.project__meta{ max-width:var(--container); margin:0 auto; padding:54px var(--edge) 0; display:grid; grid-template-columns:2fr 1fr; gap:60px; }
.project__meta h1{ font-family:var(--font-display); font-weight:700; font-size:clamp(28px,4vw,42px); line-height:1.15; }
.project__meta .desc{ margin-top:20px; color:#3B362D; max-width:600px; }
.project__facts{ display:grid; gap:16px; align-content:start; border-left:1px solid var(--line); padding-left:30px; }
.project__facts div{ display:grid; gap:2px; }
.project__facts span:first-child{ font-family:var(--font-mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:#6b6355; }
.project__gallery{ max-width:var(--container); margin:60px auto 0; display:grid; grid-template-columns:repeat(2,1fr); gap:16px; padding:0 var(--edge) 0; }
.project__gallery img{ width:100%; aspect-ratio:4/3; object-fit:cover; }
.video-embed{ position:relative; width:100%; aspect-ratio:16/9; background:var(--ink); margin-top:16px; }
.video-embed iframe, .video-embed video{ position:absolute; inset:0; width:100%; height:100%; border:0; }

/* -------------------- CTA de cierre (páginas internas) -------------------- */
.closing-cta{ background:var(--ink); color:var(--paper); text-align:center; position:relative; overflow:hidden; }
.closing-cta__sun{ position:absolute; top:-120px; left:50%; transform:translateX(-50%); width:360px; height:360px; border-radius:50%; background:radial-gradient(circle at 34% 30%, #C33C2C 0%, var(--sun) 55%, var(--sun-dim) 100%); opacity:.55; filter:blur(2px); }
.closing-cta__inner{ position:relative; z-index:1; max-width:640px; margin:0 auto; }
.closing-cta h2{ color:var(--paper); }
.closing-cta p{ margin-top:18px; color:rgba(247,243,232,.72); }
.closing-cta .hero__actions{ justify-content:center; margin-top:34px; }

/* -------------------- contacto -------------------- */
.contact{ background:var(--ink); color:var(--paper); display:grid; grid-template-columns:1fr 1fr; gap:80px; }
.contact .eyebrow{ color:#D9866F; }
.contact .eyebrow::before{ background:#D9866F; }
.contact h1, .contact h2{ color:var(--paper); }
.contact__lead{ margin-top:22px; color:rgba(247,243,232,.72); max-width:420px; }
.contact__list{ margin-top:40px; display:grid; gap:16px; }
.contact__list li{ display:flex; justify-content:space-between; gap:20px; padding-bottom:14px; border-bottom:1px solid var(--line-soft); font-size:14.5px; }
.contact__list li span:first-child{ color:rgba(247,243,232,.5); font-family:var(--font-mono); font-size:12px; letter-spacing:.08em; text-transform:uppercase; }
.contact__list li a:hover{ color:var(--sun); }
.contact__social{ margin-top:32px; display:flex; gap:22px; }
.contact__social a{ font-size:13px; border-bottom:1px solid var(--line-soft); padding-bottom:3px; transition:border-color .3s ease, color .3s ease; }
.contact__social a:hover{ color:var(--sun); border-color:var(--sun); }

.contact__form{ display:grid; gap:20px; align-content:start; }
.field{ display:grid; gap:8px; }
.field label{ font-family:var(--font-mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase; color:rgba(247,243,232,.55); }
.field input, .field select, .field textarea{
  background:transparent; border:none; border-bottom:1px solid var(--line-soft);
  color:var(--paper); font-family:var(--font-body); font-size:15px; padding:10px 2px;
  outline:none; transition:border-color .3s ease;
}
.field select{ appearance:none; -webkit-appearance:none; }
.field select option{ color:var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--sun); }
.field textarea{ resize:vertical; min-height:90px; }
.contact__form .btn--solid{ justify-self:start; margin-top:6px; }
.form__note{ font-size:13px; font-family:var(--font-mono); min-height:18px; color:#9fd6a8; }
.form__note.is-error{ color:#e08a7d; }

/* -------------------- footer -------------------- */
.footer{ background:var(--ink); color:rgba(247,243,232,.6); border-top:1px solid var(--line-soft); padding:40px var(--edge) 34px; }
.footer__inner{ max-width:var(--container); margin:0 auto; display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; }
.footer__brand{ display:flex; align-items:center; gap:12px; }
.footer__brand .nav__word{ color:var(--paper); }
.footer__links{ display:flex; gap:24px; flex-wrap:wrap; }
.footer__links a:hover{ color:var(--paper); }
.footer__copy{ font-family:var(--font-mono); font-size:11.5px; width:100%; margin-top:26px; letter-spacing:.02em; }
.footer__admin-link{ color:inherit; opacity:.16; margin-left:10px; text-decoration:none; transition:opacity .25s ease, color .25s ease; }
.footer__admin-link:hover, .footer__admin-link:focus-visible{ opacity:1; color:var(--sun); }

/* -------------------- utilidades: imágenes perezosas -------------------- */
.lazy-img{ opacity:0; transition:opacity .5s ease; background:var(--paper-2); }
.lazy-img.is-loaded{ opacity:1; }

/* -------------------- utilidades: toast -------------------- */
.toast{
  position:fixed; left:50%; bottom:26px; transform:translateX(-50%) translateY(12px);
  background:var(--ink); color:var(--paper); padding:14px 22px; border-radius:4px;
  font-size:13.5px; z-index:200; opacity:0; pointer-events:none;
  transition:opacity .3s ease, transform .3s ease;
  border-left:3px solid var(--ok);
}
.toast.is-error{ border-left-color:var(--sun); }
.toast.is-visible{ opacity:1; transform:translateX(-50%) translateY(0); pointer-events:auto; }

/* -------------------- skeleton (mientras carga Supabase) -------------------- */
.skeleton{ position:relative; overflow:hidden; background:var(--paper-2); }
.skeleton::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.5), transparent);
  animation:skeleton-sheen 1.4s ease-in-out infinite;
}
@keyframes skeleton-sheen{ 0%{ transform:translateX(-100%);} 100%{ transform:translateX(100%);} }

/* -------------------- responsive -------------------- */
@media (max-width: 980px){
  .about, .contact{ grid-template-columns:1fr; gap:56px; }
  .work__grid, .portfolio__grid{ grid-template-columns:repeat(2,1fr); }
  .process__steps{ grid-template-columns:repeat(2,1fr); }
  .project__meta{ grid-template-columns:1fr; gap:30px; }
  .project__facts{ border-left:none; padding-left:0; border-top:1px solid var(--line); padding-top:24px; }
}
@media (max-width: 860px){
  .nav__links, .nav__cta{ display:none; }
  .nav__burger{ display:flex; }
  .nav__mobile{
    position:fixed; inset:0; z-index:99; background:var(--paper);
    display:flex; flex-direction:column; align-items:flex-start; justify-content:center;
    gap:26px; padding:0 var(--edge);
    transform:translateY(-100%); transition:transform .4s ease;
  }
  .nav__mobile.is-open{ transform:translateY(0); }
  .nav__mobile a{ font-family:var(--font-display); font-size:30px; }
  .nav__mobile .btn{ margin-top:10px; }
  .hero__stamp{ display:none; }
  .hero__content{ margin-left:0; }
  .service{ grid-template-columns:36px 1fr; }
  .service__arrow{ display:none; }
  .service-detail{ grid-template-columns:1fr; gap:10px; }
}
@media (max-width: 640px){
  section{ padding:88px var(--edge); }
  .work__grid, .portfolio__grid{ grid-template-columns:1fr; }
  .about__panel{ padding:40px 28px; }
  .process__steps{ grid-template-columns:1fr; }
  .project__gallery{ grid-template-columns:1fr; }
  .page-hero{ padding:150px var(--edge) 70px; }
}