/* ============================================================
   BACHAS DYL — Design tokens
   ============================================================ */
:root {
  /* Color */
  --c-graphite-950: #0A0C0F;
  --c-graphite-900: #14181D;
  --c-graphite-800: #1E252C;
  --c-graphite-700: #2A323B;
  --c-steel-400: #8A97A3;
  --c-steel-300: #AAB4BD;
  --c-steel-200: #D8DEE3;
  --c-paper-50:  #EEF0F2;
  --c-paper-100: #E2E6E9;
  --c-paper-200: #D2D8DC;
  --c-ink-900:   #10131A;
  --c-ink-700:   #3A424C;
  --c-spark-500: #FF4315;
  --c-spark-600: #D6360E;
  --c-spark-100: #FFE3D8;
  --c-blue-500:  #3E7CB8;

  /* Type */
  --font-display: "Big Shoulders Display", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  /* Layout */
  --container-w: 1180px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --header-h: 76px;
}

/* ============================================================
   Reset
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--c-ink-900);
  background: var(--c-paper-50);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
address { font-style: normal; }
h1, h2, h3 { margin: 0; font-family: var(--font-display); font-weight: 800; line-height: 1.02; }
p { margin: 0; }
input, textarea, select { font: inherit; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 999;
  background: var(--c-spark-500); color: #fff; padding: 12px 18px; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--c-spark-500); outline-offset: 3px; }

.container { max-width: var(--container-w); margin-inline: auto; padding-inline: 24px; }

/* ============================================================
   Type utilities
   ============================================================ */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-spark-600);
  margin: 0 0 14px;
  display: block;
}
.eyebrow--light { color: var(--c-spark-500); }
.eyebrow--mono { color: var(--c-steel-400); font-size: 0.68rem; }
.section--dark .eyebrow:not(.eyebrow--mono) { color: var(--c-spark-500); }

.h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  color: var(--c-ink-900);
  max-width: 18ch;
}
.h2--light { color: var(--c-paper-50); }
.section__head { margin-bottom: 56px; max-width: 640px; }

/* Nameplate / rating-plate marker */
.plate {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--c-steel-400);
  background: var(--c-graphite-900);
  border: 1px solid var(--c-graphite-700);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.plate__rivet {
  width: 6px; height: 6px; border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--c-steel-200), var(--c-graphite-700));
  display: inline-block;
}
.plate--overlay {
  position: absolute; left: -16px; bottom: 20px;
  background: var(--c-graphite-950); color: var(--c-steel-200);
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 15px 28px;
  font-weight: 600; font-size: 0.95rem;
  border-radius: var(--radius-sm);
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
  white-space: nowrap;
}
.btn--sm { padding: 10px 18px; font-size: 0.85rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--c-spark-500); color: #fff; }
.btn--primary:hover { background: var(--c-spark-600); transform: translateY(-2px); }
.btn--ghost { border: 1.5px solid var(--c-ink-700); color: var(--c-ink-900); }
.btn--ghost:hover { border-color: var(--c-spark-500); color: var(--c-spark-600); transform: translateY(-2px); }
.btn--on-dark { border-color: var(--c-paper-100); color: var(--c-paper-50); }
.btn--on-dark:hover { border-color: var(--c-spark-500); color: var(--c-spark-500); }

/* ============================================================
   Header
   ============================================================ */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  background: transparent;
  transition: background 0.25s ease, border-color 0.25s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(10, 12, 15, 0.92);
  backdrop-filter: blur(8px);
  border-bottom-color: var(--c-graphite-700);
}
.site-header__bar { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: 100%; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand__text {
  font-family: var(--font-display); font-weight: 800; font-size: 1.25rem;
  letter-spacing: 0.02em; color: var(--c-paper-50);
}
.brand__text em { color: var(--c-spark-500); font-style: normal; }
.brand__text--footer { font-size: 1.4rem; }

.nav__list { display: flex; align-items: center; gap: 28px; }
.nav__link {
  font-size: 0.88rem; font-weight: 500; color: var(--c-steel-200);
  position: relative; padding-bottom: 4px;
}
.nav__link::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--c-spark-500); transition: right 0.2s ease;
}
.nav__link:hover::after { right: 0; }

.site-header__actions { display: flex; align-items: center; gap: 16px; }
.nav__toggle { display: none; flex-direction: column; gap: 5px; padding: 6px; }
.nav__toggle span { width: 22px; height: 2px; background: var(--c-paper-50); border-radius: 2px; transition: transform .2s ease, opacity .2s ease; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  background: radial-gradient(120% 100% at 85% 0%, #1d242c 0%, var(--c-graphite-950) 55%);
  padding-top: calc(var(--header-h) + 64px);
  padding-bottom: 110px;
  overflow: hidden;
}
.hero__noise {
  position: absolute; inset: 0; opacity: 0.05; mix-blend-mode: overlay; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero__grid {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center;
}
.hero__title {
  font-size: clamp(2.6rem, 5.6vw, 4.4rem);
  color: var(--c-paper-50);
  margin-bottom: 22px;
}
.hero__title span { color: var(--c-spark-500); }
.hero__lead { color: var(--c-steel-300); font-size: 1.08rem; max-width: 46ch; margin-bottom: 34px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 44px; }
.hero__badges {
  display: flex; flex-wrap: wrap; gap: 28px;
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--c-steel-400); text-transform: uppercase; letter-spacing: 0.04em;
}
.hero__badge-num { display: block; color: var(--c-paper-50); font-family: var(--font-body); font-weight: 700; font-size: 1.1rem; text-transform: none; letter-spacing: 0; margin-bottom: 2px; }

.hero__art { position: relative; }
#heroSvg { width: 100%; height: auto; }
#cutline {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: draw-cut 1.8s 0.4s cubic-bezier(.65,0,.35,1) forwards;
}
@keyframes draw-cut { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) { #cutline { stroke-dashoffset: 0; animation: none; } }

/* Torch-cut jagged divider between sections */
.cut-divider {
  position: relative; height: 34px; margin-top: -1px;
  background: var(--c-paper-50);
  clip-path: polygon(
    0% 100%, 0% 40%, 4% 60%, 8% 20%, 13% 55%, 18% 30%, 23% 70%, 29% 15%, 34% 50%,
    39% 25%, 45% 65%, 50% 20%, 56% 58%, 61% 32%, 66% 72%, 71% 18%, 77% 50%,
    82% 28%, 88% 62%, 93% 22%, 100% 45%, 100% 100%
  );
}

/* ============================================================
   Sections generic
   ============================================================ */
.section { padding-block: 100px; }
.section--dark { background: var(--c-graphite-950); color: var(--c-paper-50); }
.section--light { background: var(--c-paper-50); }

/* ============================================================
   About
   ============================================================ */
.about { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 72px; align-items: center; }
.about__media { position: relative; }
.about__media img { border-radius: var(--radius-md); width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.about__text { color: var(--c-ink-700); margin-bottom: 26px; max-width: 58ch; }
.about__list { display: grid; gap: 14px; }
.about__list li { padding-left: 22px; position: relative; color: var(--c-ink-700); }
.about__list li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 10px; height: 2px; background: var(--c-spark-500);
}
.about__list strong { color: var(--c-ink-900); }

/* ============================================================
   Services
   ============================================================ */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card {
  background: var(--c-graphite-900);
  border: 1px solid var(--c-graphite-700);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.service-card:hover { transform: translateY(-6px); border-color: var(--c-spark-500); }
.service-card__media { border-radius: var(--radius-sm); overflow: hidden; margin-bottom: 20px; aspect-ratio: 4/3; background: var(--c-graphite-800); }
.service-card__media img { width: 100%; height: 100%; object-fit: cover; }
.service-card__title { font-size: 1.6rem; color: var(--c-paper-50); margin-bottom: 10px; }
.service-card p { color: var(--c-steel-300); margin-bottom: 18px; }
.service-card__link { color: var(--c-spark-500); font-weight: 600; font-size: 0.9rem; }
.service-card__link:hover { text-decoration: underline; }

/* ============================================================
   Process
   ============================================================ */
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; position: relative; }
.process::before {
  content: ""; position: absolute; top: 20px; left: 6%; right: 6%; height: 1px; background: var(--c-paper-200); z-index: 0;
}
.process__step { position: relative; z-index: 1; }
.process__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--c-paper-50); border: 1.5px solid var(--c-spark-500); color: var(--c-spark-600);
  font-family: var(--font-mono); font-weight: 600; font-size: 0.85rem;
  margin-bottom: 18px;
}
.process__step h3 { font-size: 1.15rem; margin-bottom: 8px; }
.process__step p { color: var(--c-ink-700); font-size: 0.92rem; }

/* ============================================================
   Advantages
   ============================================================ */
.advantages-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.advantage__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: var(--radius-sm);
  background: var(--c-graphite-900); border: 1px solid var(--c-graphite-700);
  margin-bottom: 18px;
}
.advantage__icon svg { width: 24px; height: 24px; }
.advantage h3 { font-size: 1.1rem; color: var(--c-paper-50); margin-bottom: 8px; }
.advantage p { color: var(--c-steel-400); font-size: 0.92rem; }

/* ============================================================
   Portfolio
   ============================================================ */
.portfolio-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.portfolio-filter {
  padding: 9px 18px; border-radius: 999px; border: 1.5px solid var(--c-paper-200);
  font-size: 0.85rem; font-weight: 600; color: var(--c-ink-700); transition: all 0.18s ease;
}
.portfolio-filter:hover { border-color: var(--c-spark-500); color: var(--c-spark-600); }
.portfolio-filter.is-active { background: var(--c-ink-900); border-color: var(--c-ink-900); color: #fff; }

.portfolio-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.portfolio-item {
  position: relative; border-radius: var(--radius-sm); overflow: hidden; aspect-ratio: 4/3.2;
  background: var(--c-paper-200);
}
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.portfolio-item:hover img { transform: scale(1.06); }
.portfolio-item__tag {
  position: absolute; left: 10px; bottom: 10px;
  background: rgba(10,12,15,0.78); color: var(--c-paper-50);
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 4px;
}
.portfolio-item[hidden] { display: none; }
.portfolio-empty { text-align: center; color: var(--c-ink-700); padding: 40px 0; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(10,12,15,0.94);
  display: flex; align-items: center; justify-content: center;
}
.lightbox[hidden] { display: none; }
.lightbox__img { max-width: 88vw; max-height: 82vh; border-radius: 8px; }
.lightbox__close { position: absolute; top: 24px; right: 28px; color: #fff; font-size: 1.6rem; }
.lightbox__nav { position: absolute; top: 50%; transform: translateY(-50%); color: #fff; font-size: 2.6rem; padding: 10px 16px; }
.lightbox__nav--prev { left: 12px; }
.lightbox__nav--next { right: 12px; }

/* ============================================================
   Cross-promo
   ============================================================ */
.cross-promo { background: var(--c-graphite-900); border-top: 1px solid var(--c-graphite-700); border-bottom: 1px solid var(--c-graphite-700); padding-block: 56px; }
.cross-promo__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cross-promo p { color: var(--c-steel-300); margin-top: 10px; max-width: 50ch; }
.cross-promo .h2 { max-width: 26ch; }

/* ============================================================
   Contact
   ============================================================ */
.contact-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; }
.contact-info address { margin: 18px 0 26px; display: grid; gap: 16px; color: var(--c-ink-700); }
.contact-info address strong { color: var(--c-ink-900); display: block; margin-bottom: 2px; }
.contact-info address a { color: var(--c-ink-700); }
.contact-info address a:hover { color: var(--c-spark-600); }
.map-frame { margin-top: 26px; border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 16/10; border: 1px solid var(--c-paper-200); }
.map-frame iframe { width: 100%; height: 100%; border: 0; }

.contact-form { background: #fff; border: 1px solid var(--c-paper-200); border-radius: var(--radius-md); padding: 32px; display: flex; flex-direction: column; gap: 6px; }
.contact-form label { font-size: 0.82rem; font-weight: 600; margin-top: 14px; margin-bottom: 6px; color: var(--c-ink-900); }
.contact-form input, .contact-form select, .contact-form textarea {
  padding: 13px 14px; border: 1.5px solid var(--c-paper-200); border-radius: var(--radius-sm);
  background: var(--c-paper-50); color: var(--c-ink-900);
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--c-spark-500); outline: none; }
.contact-form button { margin-top: 20px; }
.contact-form__hint { font-size: 0.78rem; color: var(--c-ink-700); margin-top: 12px; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer { background: var(--c-graphite-950); color: var(--c-steel-300); padding-top: 64px; }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid var(--c-graphite-700); }
.site-footer h3 { font-family: var(--font-body); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--c-paper-50); margin-bottom: 16px; font-weight: 700; }
.site-footer ul { display: grid; gap: 10px; }
.site-footer a:hover { color: var(--c-spark-500); }
.site-footer p { color: var(--c-steel-400); margin-top: 12px; max-width: 40ch; }
.site-footer__bottom { padding-block: 22px; font-size: 0.82rem; color: var(--c-steel-400); }

/* ============================================================
   Floating actions
   ============================================================ */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.28);
  transition: transform 0.2s ease;
}
.wa-float:hover { transform: scale(1.07); }
.to-top {
  position: fixed; right: 22px; bottom: 88px; z-index: 90;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--c-ink-900); color: #fff; font-size: 1.1rem;
  box-shadow: 0 6px 18px rgba(0,0,0,0.22);
}
.to-top[hidden] { display: none; }

/* ============================================================
   Fallback — imagen no encontrada
   ============================================================ */
.img-missing { position: relative; background: linear-gradient(135deg, var(--c-graphite-800), var(--c-graphite-900)); }
.img-missing img { opacity: 0; }
.img-missing::after {
  content: "BACHAS DYL";
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; color: var(--c-steel-400);
}

/* ============================================================
   Scroll reveal
   ============================================================ */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__art { order: -1; max-width: 420px; margin-inline: auto; }
  .about, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .about__media img { aspect-ratio: 16/10; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(3, 1fr); row-gap: 36px; }
  .process::before { display: none; }
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .nav { position: fixed; inset: var(--header-h) 0 0 0; background: var(--c-graphite-950); transform: translateX(100%); transition: transform 0.28s ease; overflow-y: auto; }
  .nav.is-open { transform: translateX(0); }
  .nav__list { flex-direction: column; align-items: flex-start; gap: 0; padding: 24px; }
  .nav__list li { width: 100%; border-bottom: 1px solid var(--c-graphite-700); }
  .nav__link { display: block; padding: 16px 4px; }
  .nav__toggle { display: flex; }
  .site-header__actions .btn--primary.btn--sm { display: none; }

  .services-grid, .advantages-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr; }
  .cross-promo__inner { flex-direction: column; align-items: flex-start; }
  .section { padding-block: 72px; }
}

@media (max-width: 480px) {
  .process { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .contact-form { padding: 22px; }
}