/* =====================================================
   DOUBLE L INDUSTRIAL — stylesheet
   Palette: charcoal #0d0d0d / #1a1a1a, safety yellow #f5b800
   ===================================================== */

:root {
  --bg: #0d0d0d;
  --bg-alt: #141414;
  --bg-light: #f5f5f3;
  --panel: #1a1a1a;
  --border: #262626;
  --text: #f3f3f3;
  --text-dim: #a8a8a8;
  --text-dark: #1a1a1a;
  --text-dark-dim: #4a4a4a;
  --accent: #b8956a;
  --accent-hover: #cdab84;
  --accent-soft: rgba(184, 149, 106, 0.12);
  --max: 1200px;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow: 0 20px 50px rgba(0,0,0,.45);
  --ease: cubic-bezier(.2,.7,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; image-orientation: from-image; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

.container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* =================== Type =================== */
h1, h2, h3 {
  font-family: 'Barlow Condensed', 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.01em;
  text-transform: uppercase;
  margin: 0;
}
h2 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h3 { font-size: 1.15rem; letter-spacing: 0.02em; }
p  { margin: 0 0 1rem; color: var(--text-dim); }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  border-left: 3px solid var(--accent);
  padding-left: 0.75rem;
  margin-bottom: 1.25rem;
}
.eyebrow--yellow { color: var(--accent); }

/* =================== Buttons =================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.6rem;
  font-weight: 600;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s var(--ease);
  white-space: nowrap;
}
.btn--primary {
  background: var(--accent);
  color: #1a1a1a;
}
.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(184, 149, 106, 0.22);
}
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: rgba(255,255,255,.25);
}
.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn--block { width: 100%; justify-content: center; }

/* =================== Nav =================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 1.1rem 0;
  background: transparent;
  transition: background 0.3s var(--ease), padding 0.3s var(--ease), border-color 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(13,13,13,.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 0.7rem 0;
  border-bottom-color: var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.brand__logo {
  height: 56px;
  width: auto;
  display: block;
  transition: height 0.3s var(--ease);
}
.nav.is-scrolled .brand__logo { height: 46px; }
.brand__logo--footer { height: 78px; }
.nav__links {
  display: flex;
  gap: 2rem;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}
.nav__links a {
  color: var(--text);
  opacity: 0.85;
  transition: color 0.2s, opacity 0.2s;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}
.nav__links a:hover {
  color: var(--accent);
  opacity: 1;
}
.nav__cta { padding: 0.65rem 1.2rem; font-size: 0.82rem; }

.nav__toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  width: 32px;
  height: 32px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.nav__toggle span {
  display: block;
  height: 2px;
  width: 24px;
  background: var(--text);
  transition: 0.25s var(--ease);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =================== Hero =================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: #fff;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.62) contrast(1.05) saturate(0.85);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(13,13,13,.85) 0%, rgba(13,13,13,.55) 45%, rgba(13,13,13,.25) 100%),
    linear-gradient(180deg, rgba(13,13,13,.4) 0%, transparent 30%, rgba(13,13,13,.85) 100%);
}
.hero__content {
  position: relative;
  z-index: 1;
  padding: 8rem 0 5rem;
  max-width: 800px;
}
.hero__title {
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.95;
  margin: 0.5rem 0 1.5rem;
}
.hero__title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--accent);
  margin-top: 1.5rem;
}
.hero__sub {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  max-width: 580px;
  color: rgba(255,255,255,.85);
  margin-bottom: 2.25rem;
}
.hero__cta { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 1.5rem;
  transform: translateX(-50%);
  z-index: 2;
  width: 22px;
  height: 36px;
  border: 2px solid rgba(255,255,255,.5);
  border-radius: 12px;
}
.hero__scroll span {
  display: block;
  width: 3px;
  height: 7px;
  background: #fff;
  margin: 6px auto 0;
  border-radius: 2px;
  animation: scroll-dot 1.6s ease-in-out infinite;
}
@keyframes scroll-dot {
  0%, 100% { transform: translateY(0); opacity: 0; }
  50% { transform: translateY(10px); opacity: 1; }
}

/* =================== Section =================== */
.section {
  padding: 6rem 0;
  position: relative;
}
.section--dark { background: var(--bg-alt); }
.section__head { max-width: 720px; margin-bottom: 3.5rem; }
.section__head--center { margin-inline: auto; text-align: center; }
.section__head--center .eyebrow { border-left: 0; padding-left: 0; border-bottom: 3px solid var(--accent); padding-bottom: 0.25rem; }
.section__title { margin-bottom: 1rem; }
.section__lead { font-size: 1.05rem; color: var(--text-dim); }

/* =================== Services =================== */
.services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.services__more {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}
.services__more-label {
  display: block;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
}
.services__more-label::before,
.services__more-label::after {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin: 0 0.75rem;
  opacity: 0.6;
}
.services__more-text {
  font-size: 0.98rem;
  color: var(--text);
  max-width: 760px;
  margin: 0 auto;
  line-height: 1.9;
}
.service {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 2rem 1.75rem;
  border-radius: var(--radius-lg);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), background 0.25s var(--ease);
  position: relative;
  overflow: hidden;
}
.service::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
  opacity: 0.7;
}
.service:hover {
  transform: translateY(-2px);
  border-color: rgba(184, 149, 106, 0.4);
  background: #1d1d1d;
}
.service:hover::before { transform: scaleX(1); }
.service__icon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  color: var(--accent);
  margin-bottom: 1.25rem;
  background: var(--accent-soft);
  border-radius: var(--radius);
}
.service__icon svg { width: 30px; height: 30px; }
.service h3 {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  color: var(--text);
}
.service p { font-size: 0.95rem; margin: 0; }

/* =================== Feature strip =================== */
.feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
  background: var(--bg);
}
.feature__media {
  position: relative;
  overflow: hidden;
}
.feature__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85) contrast(1.05);
}
.feature__content {
  padding: clamp(2.5rem, 5vw, 5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--panel);
  border-left: 2px solid var(--accent);
}
.feature__content h2 { margin-bottom: 1rem; }
.feature__content p { font-size: 1.05rem; margin-bottom: 1.75rem; max-width: 540px; }

/* =================== Gallery =================== */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: 0.8rem;
}
.gallery__item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: #000;
  cursor: zoom-in;
}
.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease), filter 0.3s var(--ease);
  filter: brightness(0.95);
}
.gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(245,184,0,.0) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}
.gallery__item:hover img {
  transform: scale(1.06);
  filter: brightness(1.05);
}
.gallery__item--tall { grid-row: span 2; }

/* =================== About =================== */
.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about__media img {
  width: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  aspect-ratio: 4/5;
  object-fit: cover;
}
.check-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.75rem;
}
.check-list li {
  position: relative;
  padding-left: 1.8rem;
  color: var(--text);
  font-size: 0.97rem;
}
.check-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 0.55rem;
  width: 16px; height: 9px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* =================== Contact =================== */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}
.contact__details {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}
.contact__item { display: flex; flex-direction: column; gap: 0.25rem; }
.contact__label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.contact__value {
  font-size: 1.05rem;
  color: var(--text);
  font-weight: 500;
}
a.contact__value:hover { color: var(--accent); }

.contact__form {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: var(--radius-lg);
  display: grid;
  gap: 1.1rem;
}
.contact__form label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.contact__form input,
.contact__form select,
.contact__form textarea {
  background: #0f0f0f;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font: 400 0.95rem/1.4 'Inter', sans-serif;
  letter-spacing: 0;
  text-transform: none;
  transition: border-color 0.2s;
}
.contact__form input:focus,
.contact__form select:focus,
.contact__form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.contact__form textarea { resize: vertical; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.form-note {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin: 0;
  text-align: center;
}

/* =================== Footer =================== */
.footer {
  background: #0a0a0a;
  border-top: 1px solid var(--border);
  padding: 3rem 0 1.5rem;
}
.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 2rem;
  align-items: center;
}
.brand--footer { color: var(--text); }
.footer__tag {
  font-size: 0.85rem;
  margin: 0.5rem 0 0;
  color: var(--text-dim);
  letter-spacing: 0.04em;
}
.footer__nav {
  display: flex;
  gap: 1.75rem;
  font-size: 0.9rem;
}
.footer__nav a { color: var(--text-dim); }
.footer__nav a:hover { color: var(--accent); }
.footer__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  text-align: right;
}

/* =================== Lightbox =================== */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 2rem;
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 95vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: var(--radius);
}
.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.15);
  color: #fff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s;
}
.lightbox__close:hover,
.lightbox__nav:hover { background: rgba(245,184,0,.85); color: #111; border-color: var(--accent); }
.lightbox__close { top: 1.5rem; right: 1.5rem; }
.lightbox__nav--prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox__nav--next { right: 1.5rem; top: 50%; transform: translateY(-50%); }

/* =================== Responsive =================== */
@media (max-width: 960px) {
  .services { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 200px; }
  .feature { grid-template-columns: 1fr; }
  .feature__media { min-height: 300px; }
  .about__grid, .contact__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer__inner { grid-template-columns: 1fr; text-align: left; }
  .footer__meta { align-items: flex-start; text-align: left; }
}

@media (max-width: 720px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .brand__logo { height: 46px; }
  .nav.is-scrolled .brand__logo { height: 40px; }
  .brand__logo--footer { height: 64px; }
  .nav__links.is-open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(13,13,13,.97);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
    padding: 0.5rem 0;
  }
  .nav__links.is-open a {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
  }
  .hero__content { padding-top: 7rem; }
  .section { padding: 4rem 0; }
  .services { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .gallery__item--tall { grid-row: auto; }
  .form-row { grid-template-columns: 1fr; }
  .lightbox__close { top: 1rem; right: 1rem; }
  .lightbox__nav--prev { left: 0.5rem; }
  .lightbox__nav--next { right: 0.5rem; }
}

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}