/* ===================================================
   BUSHIDO LABS — Stylesheet
   Estilo: Brutalista / editorial, monoespaciado, B/N/Rojo
   =================================================== */

:root{
  --black:#0a0a0a;
  --white:#f4f3f0;
  --paper:#efeeea;
  --red:#e01e1e;
  --red-dark:#c01414;
  --gray:#6b6b6b;
  --border:#0a0a0a;
  --mono: 'JetBrains Mono', 'Courier New', monospace;
  --display: 'Archivo Black', 'JetBrains Mono', sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--mono);
  background:var(--white);
  color:var(--black);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; background:none; border:none; color:inherit; }
input, textarea{ font-family:inherit; }

.text-red{ color:var(--red); }

.eyebrow{
  font-size:.8rem;
  letter-spacing:.05em;
  text-transform:lowercase;
  font-weight:600;
  margin:0 0 12px;
  color:var(--black);
}
.eyebrow-light{ color:var(--white); }

/* ===================== BUTTONS ===================== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--mono);
  font-weight:700;
  font-size:.85rem;
  letter-spacing:.04em;
  padding:16px 28px;
  border:2px solid var(--black);
  transition:transform .15s ease, background .2s ease, color .2s ease;
  white-space:nowrap;
}
.btn .arrow{ transition:transform .2s ease; }
.btn:hover .arrow{ transform:translateX(4px); }
.btn:hover{ transform:translateY(-2px); }

.btn-solid-red{ background:var(--red); color:var(--black); border-color:var(--red); }
.btn-solid-red:hover{ background:var(--red-dark); }
.btn-outline-black{ background:var(--white); color:var(--black); border-color:var(--black); }
.btn-outline-black:hover{ background:var(--black); color:var(--white); }
.btn-outline-dark{ background:transparent; color:var(--black); border-color:var(--black); }
.btn-outline-dark:hover{ background:var(--black); color:var(--white); }
.btn-solid-dark{ background:var(--black); color:var(--white); border-color:var(--black); }
.btn-solid-dark:hover{ background:var(--white); color:var(--black); }
.btn.full{ width:100%; justify-content:center; }

/* ===================== KANJI BLOCK ===================== */
.kanji-block{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:0;
  position:relative;
}
.kanji-block span{
  font-family: "Noto Serif", "Hiragino Mincho ProN", serif;
  font-size:6rem;
  line-height:1;
  color:var(--red);
  font-weight:900;
}
.kanji-block.mini span{ font-size:2.6rem; }
.kanji-block.small span{ font-size:2.2rem; }
.seal{
  margin-top:16px;
  background:var(--red);
  color:var(--white);
  font-size:.7rem;
  padding:6px 8px;
  border:1px solid var(--black);
}

/* ===================== HEADER ===================== */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:var(--white);
  border-bottom:2px solid var(--black);
}
.header-inner{
  display:grid;
  grid-template-columns:auto auto 1fr auto auto;
  align-items:center;
  gap:32px;
  max-width:1400px;
  margin:0 auto;
  padding:0 0 0 32px;
}
.logo{
  font-family:var(--display);
  font-size:1.1rem;
  font-weight:900;
  letter-spacing:-0.02em;
  line-height:1.1;
  display:flex;
  flex-direction:column;
}
.logo-line{ color:var(--red); }

.header-tagline{
  font-size:.65rem;
  line-height:1.4;
  color:var(--gray);
  margin:0;
  border-left:1px solid var(--black);
  padding-left:16px;
}

.main-nav{
  display:flex;
  justify-content:center;
  gap:28px;
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.03em;
}
.main-nav .nav-link{
  padding:28px 0;
  border-bottom:2px solid transparent;
  transition:color .2s, border-color .2s;
}
.main-nav .nav-link:hover,
.main-nav .nav-link.active{
  color:var(--red);
  border-bottom-color:var(--red);
}

.menu-toggle{
  display:none;
  width:64px;
  height:64px;
  background:var(--red);
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}
.menu-toggle-bars{
  display:flex;
  flex-direction:column;
  gap:5px;
}
.menu-toggle-bars span{
  width:22px;
  height:2px;
  background:var(--black);
  display:block;
}

/* Right cursor block for desktop nav end */
.header-cursor{
  display:flex;
  align-items:center;
  justify-content:center;
  width:64px;
  height:64px;
  background:var(--red);
  color:var(--black);
  font-weight:800;
  font-family:var(--mono);
  flex-shrink:0;
}

/* ===================== MOBILE MENU OVERLAY ===================== */
.mobile-menu{
  position:fixed;
  inset:0;
  z-index:200;
  background:var(--black);
  color:var(--white);
  transform:translateX(100%);
  transition:transform .35s ease;
  overflow-y:auto;
  display:flex;
  flex-direction:column;
}
.mobile-menu.open{ transform:translateX(0); }

.mobile-menu-header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:0 24px;
  height:64px;
  border-bottom:2px solid #222;
  background:var(--white);
  color:var(--black);
}
.mobile-menu-header .logo{ color:var(--black); }
.menu-close{
  font-size:2rem;
  line-height:1;
  color:var(--black);
  width:64px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--red);
  margin-right:-24px;
}

.mobile-nav{
  display:flex;
  flex-direction:column;
}
.mobile-nav-link{
  padding:20px 24px;
  border-bottom:1px solid #222;
  font-size:1rem;
  font-weight:700;
  letter-spacing:.03em;
}
.mobile-nav-link:first-child{ color:var(--red); }
.mobile-nav-link:hover{ background:#1a1a1a; }

.mobile-menu-body{ display:flex; flex-direction:column; }
.mobile-extra{ padding:32px 24px; border-bottom:2px solid #222; }
.disciplina-mobile{ background:var(--white); color:var(--black); }
.disciplina-mobile .eyebrow{ text-transform:lowercase; font-weight:700; }
.mobile-extra-text{ font-size:.85rem; line-height:1.6; margin:0 0 20px; color:var(--gray); }
.mobile-extra-text.light{ color:#ddd; }
.listo-mobile{ background:var(--red); color:var(--black); }
.listo-mobile .eyebrow-light{ color:var(--black); font-weight:700; }
.kanji-mobile{
  background:var(--white);
  color:var(--black);
  display:flex;
  align-items:center;
  gap:20px;
  position:relative;
}
.kanji-mobile .kanji-block span{ font-size:2rem; color:var(--red); }
.kanji-caption p{ margin:2px 0; font-size:.75rem; }
.kanji-mobile .seal{ position:absolute; right:24px; bottom:16px; margin:0; }

.mobile-footer{ background:var(--black); padding:40px 24px; margin-top:auto; }
.mobile-footer .logo{ color:var(--white); margin-bottom:12px; }
.mobile-footer-tag{ font-size:.75rem; color:#999; margin:0 0 24px; }
.mobile-footer-copy{ font-size:.7rem; color:#777; line-height:1.6; margin:0 0 20px; border-top:1px solid #222; padding-top:20px; }
.mobile-footer-links li a{ display:block; padding:10px 0; font-size:.75rem; color:#bbb; }

/* ===================== HERO ===================== */
.hero{
  border-bottom:2px solid var(--black);
  background:var(--paper);
}
.hero-grid{
  max-width:1400px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1.6fr .7fr .7fr;
}
.hero-content{
  padding:64px 48px;
  border-right:2px solid var(--black);
}
.hero-title{
  font-family:var(--display);
  font-size:3.6rem;
  line-height:1.02;
  letter-spacing:-0.01em;
  margin:16px 0 24px;
}
.hero-tags{
  font-size:.78rem;
  letter-spacing:.02em;
  color:var(--gray);
  margin:0 0 24px;
  max-width:480px;
}
.hero-quote-box{
  border:2px solid var(--black);
  padding:18px 20px;
  max-width:420px;
  font-size:.85rem;
  margin-bottom:28px;
  background:var(--white);
}
.hero-quote-box p{ margin:0; }
.hero-buttons{ display:flex; gap:16px; flex-wrap:wrap; }

.hero-kanji{
  display:flex;
  align-items:center;
  justify-content:center;
  border-right:2px solid var(--black);
  padding:32px 0;
}

.hero-side{
  padding:48px 32px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.hero-side-label{
  background:var(--black);
  color:var(--white);
  font-size:.8rem;
  font-weight:700;
  padding:10px 14px;
  display:inline-block;
  width:fit-content;
}
.hero-side-text{ font-size:.85rem; line-height:1.7; margin:0; color:#333; }

/* ===================== ENFOQUE STRIP ===================== */
.enfoque{ background:var(--black); color:var(--white); }
.enfoque-header{ padding:32px 48px 0; max-width:1400px; margin:0 auto; }
.enfoque-grid{
  max-width:1400px;
  margin:0 auto;
  display:grid;
  grid-template-columns:repeat(6,1fr);
}
.enfoque-item{
  padding:32px 24px 40px;
  border-right:1px solid #333;
  position:relative;
}
.enfoque-item:last-child{ border-right:none; }
.enfoque-num{
  display:block;
  font-size:.85rem;
  color:var(--red);
  font-weight:700;
  margin-bottom:14px;
  border-bottom:2px solid var(--red);
  padding-bottom:10px;
  width:32px;
}
.enfoque-item h3{
  font-size:.95rem;
  margin:0 0 10px;
  letter-spacing:.01em;
  line-height:1.3;
}
.enfoque-item p{
  font-size:.78rem;
  color:#aaa;
  line-height:1.6;
  margin:0;
}

/* ===================== SPLIT CTA (disciplina / listo) ===================== */
.split-cta{
  display:grid;
  grid-template-columns:1fr 1fr;
  border-bottom:2px solid var(--black);
}
.split-cta-left, .split-cta-right{
  padding:56px 48px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.split-cta-left{ background:var(--white); border-right:2px solid var(--black); }
.split-cta-right{ background:var(--red); color:var(--black); }
.split-cta .eyebrow{ position:relative; padding-bottom:16px; }
.split-cta-left .eyebrow::after{
  content:'';
  position:absolute; left:0; bottom:0;
  width:60px; height:2px; background:var(--black);
}
.split-cta-right .eyebrow-light{ color:var(--black); }
.split-cta-right .eyebrow::after{
  content:'';
  position:absolute; left:0; bottom:0;
  width:60px; height:2px; background:var(--black);
}
.split-cta-text{ font-size:.9rem; line-height:1.7; color:#444; max-width:480px; margin:0 0 28px; }
.split-cta-text.light{ color:#1a1a1a; }
.split-cta-left .btn, .split-cta-right .btn{ align-self:flex-start; }
.split-cta-right .btn-solid-dark{ border-color:var(--black); }

/* ===================== GENERIC PAGE SECTION ===================== */
.page-section{
  max-width:1400px;
  margin:0 auto;
  padding:72px 48px;
  border-bottom:2px solid var(--black);
}
.page-section.alt{ background:var(--paper); }
.page-section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:40px;
  margin-bottom:48px;
  padding-bottom:40px;
  border-bottom:1px solid #ccc;
}
.page-title{
  font-family:var(--display);
  font-size:2.6rem;
  line-height:1.1;
  margin:8px 0 20px;
}
.page-intro{
  font-size:.9rem;
  line-height:1.7;
  color:var(--gray);
  max-width:560px;
  margin:0;
}
.page-footer-tag{
  margin:48px 0 0;
  font-size:.85rem;
  font-weight:600;
  text-align:center;
  letter-spacing:.02em;
}

/* -------- SERVICIOS -------- */
.services-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border:2px solid var(--black);
}
.service-card{
  padding:36px 28px;
  border-right:1px solid var(--black);
  border-bottom:1px solid var(--black);
  transition:background .2s;
}
.service-card:hover{ background:var(--paper); }
.services-grid .service-card:nth-child(3n){ border-right:none; }
.services-grid .service-card:nth-child(n+4){ border-bottom:none; }
.service-top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-bottom:20px;
}
.service-icon{
  width:44px; height:44px;
  border:2px solid var(--black);
  display:flex; align-items:center; justify-content:center;
  font-size:1rem; font-weight:700;
}
.service-num{ font-size:.85rem; color:var(--red); font-weight:700; }
.service-card h3{ font-size:1rem; margin:0 0 12px; letter-spacing:.01em; }
.service-card p{ font-size:.82rem; line-height:1.6; color:var(--gray); margin:0; }

/* -------- PROYECTOS -------- */
.projects-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:0;
  border:2px solid var(--black);
}
.project-card{
  padding:40px 36px;
  border-right:1px solid var(--black);
  border-bottom:1px solid var(--black);
  position:relative;
}
.projects-grid .project-card:nth-child(2n){ border-right:none; }
.projects-grid .project-card:nth-child(n+3){ border-bottom:none; }
.project-num{
  position:absolute;
  top:24px; right:32px;
  font-size:2rem;
  font-weight:900;
  color:#eee;
  font-family:var(--display);
}
.project-tag{
  display:inline-block;
  font-size:.7rem;
  font-weight:700;
  color:var(--red);
  letter-spacing:.05em;
  margin-bottom:12px;
}
.project-card h3{ font-size:1.3rem; margin:0 0 14px; font-family:var(--display); }
.project-card p{ font-size:.85rem; line-height:1.7; color:var(--gray); margin:0 0 20px; max-width:420px; }
.project-link{ font-size:.8rem; font-weight:700; border-bottom:2px solid var(--black); padding-bottom:4px; }
.project-link:hover{ color:var(--red); border-color:var(--red); }

/* -------- STACK -------- */
.stack-accordion{ border:2px solid var(--black); }
.stack-row{
  display:grid;
  grid-template-columns:90px 1fr;
  border-bottom:1px solid var(--black);
}
.stack-accordion .stack-row:last-child{ border-bottom:none; }
.stack-icon-col{
  display:flex;
  align-items:center;
  justify-content:center;
  border-right:1px solid var(--black);
  background:var(--black);
}
.stack-icon{ color:var(--red); font-size:1.3rem; font-weight:700; }
.stack-cols{
  display:grid;
  grid-template-columns:repeat(3,1fr);
}
.stack-col{ border-right:1px solid var(--black); padding:28px 24px; }
.stack-cols .stack-col:last-child{ border-right:none; }
.stack-col h4{ font-size:.85rem; margin:0; letter-spacing:.03em; }
.stack-cat-btn{
  display:flex;
  width:100%;
  justify-content:space-between;
  align-items:center;
}
.stack-col .plus{ display:none; font-size:1.1rem; }
.stack-list{ margin-top:14px; }
.stack-list li{
  font-size:.8rem;
  color:var(--gray);
  padding:4px 0;
}
.stack-list li::before{ content:'· '; color:var(--red); }

/* -------- BLOG -------- */
.blog-list{ display:flex; flex-direction:column; border:2px solid var(--black); }
.blog-post{
  display:grid;
  grid-template-columns:110px 1fr 50px;
  align-items:center;
  gap:24px;
  padding:24px 28px;
  border-bottom:1px solid var(--black);
  transition:background .2s;
}
.blog-list .blog-post:last-child{ border-bottom:none; }
.blog-post:hover{ background:var(--paper); }
.blog-graphic{
  width:100%; height:80px;
  background:var(--black);
  color:var(--white);
  display:flex; align-items:center; justify-content:center;
  font-size:1.8rem;
  font-family:serif;
}
.blog-graphic span{ color:var(--white); }
.blog-graphic.graphic-sun span, .blog-graphic.graphic-wave span{ color:var(--red); }
.blog-info h3{ font-size:1rem; margin:0 0 8px; }
.blog-info p{ font-size:.8rem; color:var(--gray); margin:0 0 8px; line-height:1.6; max-width:520px; }
.blog-meta{ font-size:.72rem; color:var(--red); font-weight:700; letter-spacing:.03em; }
.blog-arrow{
  font-size:1.4rem;
  text-align:center;
  transition:transform .2s;
}
.blog-post:hover .blog-arrow{ transform:translateX(6px); color:var(--red); }

/* -------- CONTACTO -------- */
.contact-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:0;
  border:2px solid var(--black);
}
.contact-info{
  padding:40px;
  border-right:2px solid var(--black);
  display:flex;
  flex-direction:column;
  gap:32px;
}
.contact-item{ display:flex; align-items:flex-start; gap:16px; }
.contact-icon{
  width:42px; height:42px;
  flex-shrink:0;
  border:2px solid var(--black);
  display:flex; align-items:center; justify-content:center;
  font-size:1.1rem;
}
.contact-label{ display:block; font-size:.7rem; color:var(--red); font-weight:700; letter-spacing:.05em; margin-bottom:4px; }
.contact-value{ display:block; font-size:.9rem; font-weight:600; }

.contact-form{
  padding:40px;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.contact-form label{ font-size:.72rem; font-weight:700; letter-spacing:.05em; color:var(--gray); }
.contact-form input, .contact-form textarea{
  border:2px solid var(--black);
  padding:14px 16px;
  font-size:.9rem;
  background:var(--white);
  resize:vertical;
}
.contact-form input:focus, .contact-form textarea:focus{
  outline:none;
  border-color:var(--red);
}
.contact-form .btn{ margin-top:8px; }
.form-status{ font-size:.8rem; color:var(--red); min-height:1.2em; margin:0; }

/* ===================== FOOTER ===================== */
.site-footer{ background:var(--black); color:var(--white); }
.footer-top{
  max-width:1400px;
  margin:0 auto;
  padding:56px 48px 40px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.footer-logo{ color:var(--white); font-size:1.4rem; margin:0 0 8px; }
.footer-tagline{ font-size:.85rem; color:#999; margin:0; }
.footer-kanji span{ font-size:2.4rem; }
.footer-kanji{ flex-direction:row; gap:6px; }
.footer-kanji .seal{ margin-left:12px; margin-top:0; }

.footer-bottom{
  max-width:1400px;
  margin:0 auto;
  padding:24px 48px 32px;
  border-top:1px solid #222;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:16px;
}
.footer-bottom p{ font-size:.75rem; color:#777; margin:0; }
.footer-links{ display:flex; gap:24px; flex-wrap:wrap; }
.footer-links a{ font-size:.75rem; color:#999; transition:color .2s; }
.footer-links a:hover{ color:var(--red); }

/* ===================================================
   RESPONSIVE — MOBILE
   =================================================== */
@media (max-width: 980px){
  .header-inner{
    grid-template-columns:1fr auto;
    padding:0 0 0 20px;
  }
  .header-tagline, .main-nav, .header-cursor{ display:none; }
  .menu-toggle{ display:flex; grid-column:2; }

  .hero-grid{ grid-template-columns:1fr; }
  .hero-content{ border-right:none; border-bottom:2px solid var(--black); padding:40px 24px; }
  .hero-title{ font-size:2.4rem; }
  .hero-kanji{ border-right:none; border-bottom:2px solid var(--black); padding:24px 0; }
  .hero-kanji .kanji-block span{ font-size:4rem; }
  .hero-side{ padding:32px 24px; }

  .enfoque-header{ padding:24px 20px 0; }
  .enfoque-grid{ grid-template-columns:1fr; }
  .enfoque-item{ border-right:none; border-bottom:1px solid #333; padding:24px 20px; }

  .split-cta{ grid-template-columns:1fr; }
  .split-cta-left{ border-right:none; border-bottom:2px solid var(--black); }
  .split-cta-left, .split-cta-right{ padding:40px 24px; }

  .page-section{ padding:48px 20px; }
  .page-section-head{ flex-direction:column; }
  .page-title{ font-size:1.9rem; }
  .kanji-block.mini{ display:none; }

  /* Servicios -> accordion */
  .services-grid{ display:flex; flex-direction:column; border:none; }
  .service-card{
    border:none;
    border-bottom:1px solid var(--black);
    padding:20px 4px;
    cursor:pointer;
  }
  .service-top{ margin-bottom:0; }
  .service-card h3{ font-size:.9rem; }
  .service-card p{
    max-height:0;
    overflow:hidden;
    transition:max-height .3s ease, margin .3s ease;
    margin:0;
  }
  .service-card.open p{ max-height:200px; margin-top:12px; }
  .service-card::after{
    content:'+';
    position:absolute;
    right:4px;
    top:20px;
    font-size:1.2rem;
    font-weight:700;
  }
  .service-card{ position:relative; }
  .service-card.open::after{ content:'−'; color:var(--red); }
  .service-icon{ display:none; }

  /* Proyectos mobile */
  .projects-grid{ grid-template-columns:1fr; }
  .projects-grid .project-card{ border-right:none !important; }

  /* Stack -> accordion */
  .stack-row{ grid-template-columns:1fr; }
  .stack-icon-col{ display:none; }
  .stack-cols{ grid-template-columns:1fr; }
  .stack-col{ border-right:none; border-bottom:1px solid var(--black); padding:16px 4px; }
  .stack-cols .stack-col:last-child{ border-bottom:none; }
  .stack-accordion .stack-row:last-child .stack-col:last-child{ border-bottom:none; }
  .stack-col .plus{ display:inline-block; }
  .stack-list{ max-height:0; overflow:hidden; transition:max-height .3s ease; margin-top:0; }
  .stack-col.open .stack-list{ max-height:300px; margin-top:14px; }
  .stack-col.open .plus{ color:var(--red); }

  /* Blog mobile */
  .blog-post{ grid-template-columns:70px 1fr 24px; padding:16px; gap:14px; }
  .blog-graphic{ height:60px; font-size:1.3rem; }
  .blog-info h3{ font-size:.85rem; }
  .blog-info p{ display:none; }

  /* Contacto mobile */
  .contact-grid{ grid-template-columns:1fr; }
  .contact-info{ border-right:none; border-bottom:2px solid var(--black); padding:28px 20px; }
  .contact-form{ padding:28px 20px; }

  .footer-top{ flex-direction:column; align-items:flex-start; gap:24px; padding:40px 20px 24px; }
  .footer-bottom{ flex-direction:column; align-items:flex-start; padding:20px 20px 28px; }
}

@media (max-width:480px){
  .hero-title{ font-size:1.9rem; }
  .page-title{ font-size:1.5rem; }
  .hero-buttons{ flex-direction:column; align-items:stretch; }
  .hero-buttons .btn{ justify-content:center; }
}