/* ===========================
   TOKENS
=========================== */
:root{
  --c-bg:        #1e2260;
  --c-bg-2:      #2a3070;
  --c-brand:     #3f489f;
  --c-brand-dark:#2d3480;
  --c-paper:     #f6f7fb;
  --c-paper-2:   #ebedf5;
  --c-ink:       #1a1f4a;
  --c-ink-soft:  #4a5080;
  --c-line:      #d4d8ea;
  --c-accent:    #fde910;
  --c-accent-2:  #ffe940;
  --c-accent-dark: #c9b800;
  --c-blue:      #8b9bff;
  --c-surface-2: #343d8a;
  --c-surface-3: #2a3070;

  /* Amarelo em fundo claro: usar como preenchimento, não como texto */
  --c-highlight: var(--c-brand);
  --c-highlight-text: #fff;

  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --container: 1240px;
  --header-h: 88px;
  --radius: 8px;
  --transition: 0.25s ease;
}

html{
  scroll-behavior: smooth;
  font-size: 17px;
}

@media (min-width: 768px){
  html{ font-size: 18px; }
}
@media (min-width: 1400px){
  html{ font-size: 19px; }
  :root{ --container: 1360px; }
}
@media (min-width: 1800px){
  html{ font-size: 20px; }
  :root{ --container: 1480px; }
}

*{ margin:0; padding:0; box-sizing:border-box; }

body{
  font-family: var(--font-body);
  color: var(--c-ink);
  background: var(--c-paper);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.nav-open{
  overflow: hidden;
}

img{ max-width:100%; display:block; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 40px);
}

a{ color: inherit; text-decoration: none; }

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

/* ===========================
   EYEBROW / SECTION HEAD
=========================== */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-brand);
  background: rgba(63, 72, 159, 0.08);
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
  border: 1px solid rgba(63, 72, 159, 0.12);
}
.eyebrow__dot{
  width:8px; height:8px;
  background: var(--c-accent);
  display:inline-block;
  border-radius: 2px;
  transform: rotate(45deg);
  box-shadow: 0 1px 3px rgba(201, 184, 0, 0.45);
  flex-shrink: 0;
}
.eyebrow--light{
  color: var(--c-paper);
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

.section{ padding: clamp(72px, 8vw, 120px) 0; }

.section__head{
  max-width: 640px;
  margin-bottom: 56px;
}
.section__head--light{ max-width: 720px; }

.section__title{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 4.5vw, 3.2rem);
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  line-height: 1.15;
}
.section__title--light{ color: var(--c-paper); }

.section__lead{
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: var(--c-ink-soft);
  max-width: 52ch;
}
.section__lead--light{ color: #b9c8d6; }

/* ===========================
   BUTTONS
=========================== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 16px 32px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.btn:hover{ transform: translateY(-2px); }

.btn--primary{
  background: var(--c-accent);
  color: var(--c-ink);
  box-shadow: 0 2px 8px rgba(201, 184, 0, 0.35);
}
.btn--primary:hover{
  background: var(--c-accent-2);
  box-shadow: 0 4px 14px rgba(201, 184, 0, 0.45);
}

.btn--ghost{
  background: transparent;
  border-color: currentColor;
  color: var(--c-ink);
}
.btn--ghost:hover{
  background: var(--c-ink);
  color: var(--c-paper);
}

.btn--block{ width:100%; }

/* ===========================
   HEADER / NAV
=========================== */
.header{
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(246, 247, 251, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-line);
}

.header__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
  min-height: var(--header-h);
}

.logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  position: relative;
  z-index: 201;
  flex-shrink: 0;
}
.logo__mark{
  width: 52px; height: 52px;
  flex-shrink: 0;
}
.logo__mark img{
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.logo__text{
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.logo__name{
  font-size: 1.2rem;
  letter-spacing: 0.06em;
}
.logo__sub{
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--c-ink-soft);
}

.nav__list{
  display:flex;
  align-items:center;
  gap: clamp(16px, 2.5vw, 32px);
  list-style:none;
}
.nav__link{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1rem;
  position:relative;
  padding: 8px 0;
  transition: color var(--transition);
  white-space: nowrap;
}
.nav__link::after{
  content:"";
  position:absolute;
  left:0; bottom:0;
  width:0; height:2px;
  background: var(--c-brand);
  transition: width var(--transition);
}
.nav__link:hover,
.nav__link.is-active{
  color: var(--c-brand);
}
.nav__link:hover::after,
.nav__link.is-active::after{ width:100%; }

.nav__link--cta{
  background: var(--c-brand);
  color: var(--c-paper);
  padding: 12px 22px;
  border-radius: var(--radius);
  box-shadow: 0 2px 10px rgba(63, 72, 159, 0.25);
}
.nav__link--cta::after{ display:none; }
.nav__link--cta:hover{
  background: var(--c-brand-dark);
  color: var(--c-paper);
}
.nav__link--cta.is-active{
  color: var(--c-paper);
}

.nav__overlay{
  display: none;
}

.nav__toggle{
  display:none;
  flex-direction:column;
  justify-content: center;
  gap:6px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  cursor:pointer;
  padding: 12px;
  width: 48px;
  height: 48px;
  position: relative;
  z-index: 201;
  flex-shrink: 0;
}
.nav__toggle span{
  display:block;
  width: 22px; height:2px;
  background: var(--c-ink);
  transition: transform var(--transition), opacity var(--transition);
  margin: 0 auto;
}

/* ===========================
   HERO
=========================== */
.hero{
  position: relative;
  background: var(--c-bg);
  color: var(--c-paper);
  overflow: hidden;
}

.hero__grid{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(253,233,16,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(253,233,16,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 90%);
}

.hero__inner{
  position:relative;
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 5vw, 64px);
  align-items:center;
  padding: clamp(72px, 8vw, 120px) 0 clamp(88px, 10vw, 130px);
}

.hero__title{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.8rem, 6.5vw, 5rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
}
.hero__title--outline{
  -webkit-text-stroke: 2px var(--c-paper);
  color: transparent;
}
.hero__title--accent{
  color: var(--c-accent);
  text-shadow: 0 2px 20px rgba(253, 233, 16, 0.25);
}

.hero__lead{
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: #c4d3e0;
  max-width: 540px;
  margin-bottom: 36px;
}

.hero__actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom: 56px;
}
.hero .btn--ghost{ color: var(--c-paper); }
.hero .btn--ghost:hover{ background: var(--c-paper); color: var(--c-bg); }

.hero__stats{
  display:flex;
  gap: 40px;
  flex-wrap:wrap;
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
}
.hero__stat dt{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.45rem;
  color: var(--c-accent);
  margin-bottom: 6px;
  text-shadow: 0 1px 12px rgba(253, 233, 16, 0.2);
}
.hero__stat dd{
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  color: #9fb3c4;
}

.hero__visual-img{
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(253,233,16,0.25);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.55);
  background: var(--c-bg-2);
}
.hero__visual-img img{
  width: 100%;
  height: auto;
  display: block;
}
.hero__visual-caption{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 12px 16px;
  color: #b9c3e8;
  border-top: 1px solid rgba(253,233,16,0.12);
}

.portfolio-item__media img{
  width: 100%;
  height: clamp(220px, 22vw, 280px);
  object-fit: cover;
  display: block;
}
.about__photo{
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--c-line);
  box-shadow: 0 20px 40px -20px rgba(26,31,74,0.2);
}
.about__photo img{
  width: 100%;
  display: block;
}
.bim-showcase__img{
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(253,233,16,0.2);
}
.bim-showcase__img img{
  width: 100%;
  display: block;
}

.social-links{
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.social-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--c-paper);
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.social-link:hover{
  background: var(--c-accent);
  border-color: var(--c-accent);
  color: var(--c-ink);
  transform: translateY(-2px);
}
.social-link svg{
  width: 20px;
  height: 20px;
}
.footer__social{
  margin-top: 20px;
}
.footer__social .social-link{
  border-color: rgba(255,255,255,0.2);
}
.contact__social{
  margin-top: 24px;
}
.contact__social .social-link{
  border-color: rgba(253,233,16,0.3);
}
.contact__social .social-link:hover{
  background: var(--c-accent);
  color: var(--c-ink);
}

.blueprint-card{
  background: var(--c-bg-2);
  border: 1px solid rgba(92,200,255,0.25);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.6);
}
.blueprint-card__header{
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(92,200,255,0.18);
  color: var(--c-blue);
}
.blueprint-card__tag{
  background: rgba(92,200,255,0.12);
  padding: 2px 8px;
  border-radius: 3px;
  color: var(--c-blue);
}
.blueprint-card__svg{ width:100%; display:block; background: var(--c-bg); }

.bp-grid line{
  stroke: rgba(92,200,255,0.08);
  stroke-width:1;
}
.bp-line{
  fill:none;
  stroke: var(--c-blue);
  stroke-width: 1.5;
}
.bp-line rect, .bp-line circle{
  fill: none;
  stroke: var(--c-blue);
  stroke-width:1.5;
}
.bp-line--bold{ stroke-width:2.5; stroke: var(--c-accent-2); }
.bp-label{
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--c-blue);
  letter-spacing: 0.04em;
}
.bp-label--mono{ fill: var(--c-accent-2); }

.blueprint-card__footer{
  display:flex;
  align-items:center;
  gap:10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 12px 16px;
  color: #9fb3c4;
  border-top: 1px solid rgba(92,200,255,0.12);
}
.blueprint-card__pulse{
  width:8px; height:8px;
  border-radius:50%;
  background: #5cffa0;
  box-shadow: 0 0 0 0 rgba(92,255,160,0.6);
  animation: pulse 2s infinite;
}
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(92,255,160,0.5); }
  70%{ box-shadow: 0 0 0 8px rgba(92,255,160,0); }
  100%{ box-shadow: 0 0 0 0 rgba(92,255,160,0); }
}

/* ===========================
   SERVICES
=========================== */
.cards-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 3vw, 32px);
}

.service-card{
  background: #fff;
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: clamp(28px, 3vw, 40px);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.service-card:hover{
  transform: translateY(-4px);
  border-color: var(--c-brand);
  box-shadow: 0 16px 32px -16px rgba(26,31,74,0.18);
}
.service-card__icon{
  width:56px; height:56px;
  color: var(--c-brand);
  margin-bottom: 22px;
}
.service-card__icon svg{ width:100%; height:100%; }
.service-card h3{
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin-bottom: 12px;
}
.service-card p{
  color: var(--c-ink-soft);
  font-size: 1rem;
  margin-bottom: 18px;
}
.service-card__list{
  list-style:none;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--c-ink-soft);
  display:flex;
  flex-direction:column;
  gap:8px;
  border-top: 1px dashed var(--c-line);
  padding-top: 16px;
}
.service-card__list li{
  padding-left: 16px;
  position:relative;
}
.service-card__list li::before{
  content:"+";
  position:absolute;
  left:0;
  color: var(--c-brand);
  font-weight:700;
}

.service-card--featured{
  border-color: var(--c-brand);
  background: linear-gradient(145deg, #fff 0%, #f0f2fc 100%);
  position: relative;
}
.service-card--featured::before{
  content: "Destaque";
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--c-accent);
  color: var(--c-ink);
  padding: 6px 12px;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(201, 184, 0, 0.35);
}
.service-card--featured .service-card__icon{ color: var(--c-brand); }

/* ===========================
   BIM SECTION
=========================== */
.bim{
  position: relative;
  background: var(--c-bg);
  color: var(--c-paper);
  overflow:hidden;
}
.bim__bg{
  position:absolute;
  inset:0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 0%, rgba(139,155,255,0.12), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 100%, rgba(253,233,16,0.08), transparent 60%);
}

.bim-showcase{
  position:relative;
  display:grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  margin-bottom: 56px;
}

.bim-card{
  border-radius: var(--radius);
  overflow:hidden;
  position:relative;
  border: 1px solid rgba(92,200,255,0.18);
}

.bim-card__viewport{
  position:relative;
  background: linear-gradient(160deg, #14233a, #0d1b2a 60%);
}

.iso-illustration{ width:100%; display:block; }
.iso-grid path{ stroke: rgba(92,200,255,0.18); stroke-width:1; }
.iso-grid line{ stroke: rgba(92,200,255,0.1); stroke-width:1; }
.iso-walls path{ stroke: rgba(92,200,255,0.35); stroke-width:1.5; }
.iso-conduit path{
  fill:none;
  stroke: var(--c-blue);
  stroke-width:2.5;
  stroke-linecap: round;
}
.iso-panel text, .iso-dim text{
  font-family: var(--font-mono);
  font-size: 12px;
  fill: var(--c-accent-2);
}
.iso-dim line{ stroke: rgba(255,255,255,0.35); stroke-width:1; }
.iso-lights circle{ fill: var(--c-accent-2); }
.iso-lights line{ stroke: rgba(255,180,107,0.5); stroke-width:1.5; }

.bim-card__overlay{
  position:absolute;
  left:0; bottom:0; right:0;
  padding: 24px;
  background: linear-gradient(to top, rgba(13,27,42,0.95), transparent);
}
.bim-card__overlay--dark{
  background: linear-gradient(to top, rgba(13,27,42,0.97), transparent);
}
.bim-tag{
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--c-blue);
}
.bim-tag--alt{ color: var(--c-accent-2); }
.bim-card__overlay h3{
  font-family: var(--font-display);
  font-size: 1.35rem;
  margin: 8px 0 6px;
}
.bim-card__overlay p{
  font-size: 0.95rem;
  color: #b9c8d6;
}

.bim-card__controls{
  display:flex;
  align-items:center;
  gap:12px;
  padding: 16px 24px;
  background: var(--c-bg-2);
  border-top: 1px solid rgba(92,200,255,0.12);
  flex-wrap:wrap;
}
.view-toggle{
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid rgba(92,200,255,0.3);
  background: transparent;
  color: var(--c-blue);
  cursor:pointer;
  transition: background var(--transition), color var(--transition);
}
.view-toggle.is-active,
.view-toggle:hover{
  background: var(--c-blue);
  color: var(--c-bg);
}
.view-toggle__hint{
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #6f8aa3;
}

.bim-card--dwg{
  background: var(--c-paper);
}
.dwg-illustration{ width:100%; display:block; }
.dwg-border{ stroke: var(--c-ink); stroke-width:1.5; }
.dwg-walls rect, .dwg-walls line{ stroke: var(--c-ink); stroke-width:2; fill:none; }
.dwg-circuits path{ stroke: var(--c-accent); stroke-width:1.5; fill:none; }
.dwg-symbols circle{ stroke: var(--c-ink); stroke-width:1.5; fill: var(--c-paper); }
.dwg-symbols .dwg-qd{ stroke: var(--c-ink); stroke-width:2; fill:none; }
.dwg-label{ font-family: var(--font-mono); font-size: 11px; fill: var(--c-ink); }
.dwg-dims line{ stroke: var(--c-ink-soft); stroke-width:1; }

.bim-card--dwg .bim-card__overlay{
  position: static;
  background: var(--c-paper);
  border-top: 1px solid var(--c-line);
}
.bim-card--dwg .bim-card__overlay h3,
.bim-card--dwg .bim-tag,
.bim-card--dwg .bim-card__overlay p{ color: var(--c-ink); }
.bim-card--dwg .bim-tag--alt{ color: var(--c-brand); }
.bim-card--dwg .bim-card__overlay p{ color: var(--c-ink-soft); }

.bim-features{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  border-top: 1px solid rgba(92,200,255,0.15);
  padding-top: 40px;
}
.bim-feature__num{
  display:block;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--c-accent);
  margin-bottom: 12px;
}
.bim-feature h4{
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-bottom: 10px;
}
.bim-feature p{
  font-size: 0.95rem;
  color: #9fb3c4;
}

/* ===========================
   PORTFOLIO
=========================== */
.filters{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-bottom: 36px;
}
.filter{
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid var(--c-line);
  background: #fff;
  color: var(--c-ink-soft);
  cursor:pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.filter.is-active,
.filter:hover{
  background: var(--c-ink);
  color: var(--c-paper);
  border-color: var(--c-ink);
}

.portfolio-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.portfolio-item{
  background:#fff;
  border:1px solid var(--c-line);
  border-radius: var(--radius);
  overflow:hidden;
  transition: opacity var(--transition), transform var(--transition);
}
.portfolio-item.is-hidden{ display:none; }
.portfolio-item__media svg{ width:100%; display:block; }
.portfolio-item__body{ padding: 24px; }
.tag{
  display:inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-brand);
  margin-bottom: 10px;
}
.portfolio-item__body h3{
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 8px;
}
.portfolio-item__body p{
  font-size: 0.95rem;
  color: var(--c-ink-soft);
}

.pf-bg{ fill: var(--c-paper-2); }
.pf-line{ fill:none; stroke: var(--c-ink-soft); stroke-width:1.5; }
.pf-line--bold{ stroke: var(--c-ink); stroke-width:2; }
.pf-dot{ fill: var(--c-accent); }
.pf-rect{ fill:none; stroke: var(--c-accent); stroke-width:1.5; }
.pf-bolt{ fill: var(--c-accent); }
.pf-label{ font-family: var(--font-mono); font-size: 11px; fill: var(--c-ink-soft); }

/* ===========================
   CLIENTS / TESTIMONIALS
=========================== */
.clients-grid{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 56px;
}
.client-logo{
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  padding: 28px 16px;
  text-align:center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--c-ink-soft);
  background: #fff;
}

.testimonials{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial{
  background: var(--c-bg);
  color: var(--c-paper);
  border-radius: var(--radius);
  padding: 28px;
  position:relative;
}
.testimonial blockquote{
  font-size: 1.05rem;
  line-height:1.7;
  margin-bottom: 18px;
  color: #d6e1ea;
}
.testimonial figcaption{
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-accent);
}

/* ===========================
   BLOG
=========================== */
.blog-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.post-card{
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  overflow:hidden;
  background:#fff;
  transition: transform var(--transition), box-shadow var(--transition);
}
.post-card:hover{
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -16px rgba(13,27,42,0.18);
}
.post-card__media svg{ width:100%; display:block; }
.post-card__body{ padding: 20px; }
.post-card__date{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-brand);
}
.post-card__body h3{
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 10px 0;
}
.post-card__body p{
  font-size: 0.95rem;
  color: var(--c-ink-soft);
  margin-bottom: 16px;
}
.post-card__link{
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-ink);
  transition: color var(--transition);
}
.post-card__link:hover{ color: var(--c-brand); }

/* ===========================
   ABOUT
=========================== */
.about__inner{
  display:grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 56px;
  align-items:center;
}
.about__text p{
  color: var(--c-ink-soft);
  margin-bottom: 18px;
  font-size: 1.05rem;
}
.about__badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top: 20px;
}
.badge{
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 10px 16px;
  border: 1px solid var(--c-line);
  border-radius: 999px;
  color: var(--c-ink-soft);
}
.about__visual{ display:flex; justify-content:center; }
.about__svg{ width: 100%; max-width: 320px; }
.about-ring{ stroke: var(--c-line); stroke-width:1.5; }
.about-ring--dash{ stroke: var(--c-brand); stroke-dasharray: 6 8; }

/* ===========================
   CONTACT
=========================== */
.contact{
  background: var(--c-bg);
  color: var(--c-paper);
}
.contact__inner{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items:start;
}
.contact__list{
  list-style:none;
  margin-top: 28px;
  display:flex;
  flex-direction:column;
  gap:12px;
  font-size: 1.05rem;
  color: #c4d3e0;
}
.contact__list a{
  color: var(--c-accent);
  text-shadow: 0 1px 8px rgba(253, 233, 16, 0.15);
  transition: color var(--transition);
}
.contact__list strong{ color: var(--c-paper); }
.contact__list a:hover{
  color: var(--c-accent-2);
}

.contact__form{
  display:flex;
  flex-direction:column;
  gap: 18px;
  background: var(--c-bg-2);
  border: 1px solid rgba(92,200,255,0.15);
  border-radius: var(--radius);
  padding: 32px;
}
.form-row{ display:flex; flex-direction:column; gap:8px; }
.form-row label{
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-blue);
}
.form-row input,
.form-row select,
.form-row textarea{
  background: var(--c-bg);
  border: 1px solid rgba(92,200,255,0.2);
  border-radius: 4px;
  padding: 14px 16px;
  color: var(--c-paper);
  font-family: var(--font-body);
  font-size: 1rem;
  resize: vertical;
}
.form-row input::placeholder,
.form-row textarea::placeholder{ color: #5e7588; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  border-color: var(--c-accent);
}
.form-status{
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--c-accent-2);
  min-height: 1.2em;
}
.contact__form .btn[disabled]{
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

/* ===========================
   FOOTER
=========================== */
.footer{
  background: var(--c-ink);
  color: #aebcc7;
  padding: 64px 0 24px;
}
.footer__inner{
  display:grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer .logo{ margin-bottom: 16px; }
.footer .logo__sub{ color: #9aa3c9; }
.footer .logo__name{ color: var(--c-paper); }
.footer__brand p{ font-size: 1rem; max-width: 380px; line-height: 1.65; }
.footer__nav{
  display:flex;
  gap: 48px;
}
.footer__nav h4{
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--c-paper);
  margin-bottom: 16px;
}
.footer__nav a{
  display:block;
  font-size: 0.95rem;
  margin-bottom: 12px;
  transition: color var(--transition);
}
.footer__nav a:hover{ color: var(--c-accent); }
.footer__bottom{
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap: 12px;
  padding-top: 28px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 1200px){
  .nav__list{ gap: 20px; }
  .nav__link{ font-size: 0.95rem; }
}

@media (max-width: 1024px){
  :root{ --header-h: 80px; }
  .cards-grid{ grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid{ grid-template-columns: repeat(2, 1fr); }
  .blog-grid{ grid-template-columns: repeat(2, 1fr); }
  .clients-grid{ grid-template-columns: repeat(3, 1fr); }
  .testimonials{ grid-template-columns: 1fr; }
  .bim-showcase{ grid-template-columns: 1fr; }
  .bim-features{ grid-template-columns: repeat(2, 1fr); }
  .hero__inner{
    grid-template-columns: 1fr;
    padding-top: 60px;
    padding-bottom: 80px;
  }
  .hero__visual{ order: -1; }
  .about__inner, .contact__inner{ grid-template-columns: 1fr; }
  .about__visual{ order: -1; }
  .footer__inner{ grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 960px){
  .nav__toggle{ display: flex; }

  .nav__overlay{
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(26, 31, 74, 0.45);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 199;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
  }
  .nav__overlay.is-visible{
    opacity: 1;
    visibility: visible;
  }

  .nav{
    position: fixed;
    top: 0;
    right: 0;
    width: min(360px, 88vw);
    height: 100dvh;
    background: var(--c-paper);
    border-left: 1px solid var(--c-line);
    box-shadow: -8px 0 40px rgba(26, 31, 74, 0.15);
    z-index: 200;
    display: flex;
    flex-direction: column;
    padding: calc(var(--header-h) + 24px) 28px 40px;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
  }
  .nav.is-open{
    transform: translateX(0);
  }
  .nav__list{
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
  }
  .nav__list li{
    border-bottom: 1px solid var(--c-line);
  }
  .nav__list li:last-child{
    border-bottom: none;
    margin-top: 16px;
  }
  .nav__link{
    display: block;
    font-size: 1.15rem;
    padding: 18px 4px;
    white-space: normal;
  }
  .nav__link::after{ display: none; }
  .nav__link--cta{
    text-align: center;
    padding: 16px 24px;
    font-size: 1.1rem;
  }
  .nav__toggle.is-open span:nth-child(1){
    transform: translateY(8px) rotate(45deg);
  }
  .nav__toggle.is-open span:nth-child(2){ opacity: 0; }
  .nav__toggle.is-open span:nth-child(3){
    transform: translateY(-8px) rotate(-45deg);
  }

  .logo__sub{ display: none; }
  .logo__mark{ width: 44px; height: 44px; }
}

@media (max-width: 640px){
  :root{ --header-h: 72px; }
  .section{ padding: 64px 0; }
  .cards-grid{ grid-template-columns: 1fr; }
  .portfolio-grid{ grid-template-columns: 1fr; }
  .blog-grid{ grid-template-columns: 1fr; }
  .clients-grid{ grid-template-columns: repeat(2, 1fr); }
  .bim-features{ grid-template-columns: 1fr; }
  .hero__stats{ gap: 24px; }
  .hero__actions{ flex-direction: column; }
  .hero__actions .btn{ width: 100%; }
  .footer__nav{
    flex-direction: column;
    gap: 28px;
  }
  .footer__bottom{
    flex-direction: column;
    text-align: center;
  }
}

@media (min-width: 1400px){
  .cards-grid{ gap: 32px; }
  .portfolio-grid{ gap: 32px; }
  .blog-grid{ gap: 32px; }
  .hero__inner{
    gap: 64px;
    padding-top: 110px;
    padding-bottom: 130px;
  }
  .bim-showcase{ gap: 32px; }
  .testimonials{ gap: 32px; }
}

@media (min-width: 1800px){
  .cards-grid{ grid-template-columns: repeat(3, 1fr); gap: 36px; }
  .portfolio-grid{ grid-template-columns: repeat(3, 1fr); gap: 36px; }
  .clients-grid{ grid-template-columns: repeat(6, 1fr); gap: 24px; }
  .bim-features{ gap: 32px; }
}