/* ===========================================================
   SDR ENGINEERS AND BUILDERS — Stylesheet
   Palette: Deep Navy / Construction Gold / Soft Gray
=========================================================== */

:root{
  --navy-deep: #07131F;
  --navy: #0D2233;
  --navy-soft: #12314A;
  --gold: #F5B51B;
  --gold-soft: #FFD268;
  --white: #FFFFFF;
  --gray-soft: #F5F6F7;
  --gray-line: #E4E7EA;
  --text-dark: #101820;
  --text-mute: #55636C;
  --text-on-dark: #C8D2D9;
  --text-on-dark-mute: #8A99A6;

  --font-display: 'Archivo', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --container: 1240px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --ease: cubic-bezier(.22,1,.36,1);
  --header-h: 84px;
}

/* ---------- Reset ---------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--white);
  -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; }
input, textarea, select{ font-family: inherit; }
h1,h2,h3,h4,p{ margin:0; }
section{ position:relative; }

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

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

.container{
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Typography ---------- */
.eyebrow{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before{
  content:'';
  width: 28px;
  height: 2px;
  background: var(--gold);
  display: inline-block;
}
.eyebrow.light{ color: var(--gold); }

h1, .h1{
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.01em;
  font-size: clamp(2.6rem, 5.6vw, 4.6rem);
  text-transform: uppercase;
}
h2, .h2{
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.005em;
  font-size: clamp(2rem, 3.6vw, 3rem);
  color: var(--navy-deep);
}
h3, .h3{
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
  color: var(--navy-deep);
}
p{
  color: var(--text-mute);
  line-height: 1.7;
  font-size: 1.02rem;
}
.section-head{
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head.center{
  margin-left:auto;
  margin-right:auto;
  text-align:center;
}
.section-head h2{ margin-top: 14px; }
.section-head p{ margin-top: 18px; font-size: 1.08rem; }

.text-gold{ color: var(--gold); }
.on-dark{ color: var(--text-on-dark); }
.on-dark p{ color: var(--text-on-dark-mute); }
.on-dark h2{ color: var(--white); }

/* ---------- Buttons ---------- */
.btn{
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 16px 28px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
  white-space: nowrap;
}
.btn svg{ width:16px; height:16px; transition: transform .35s var(--ease); flex-shrink:0; }
.btn:hover svg{ transform: translateX(4px); }
.btn:active{ transform: translateY(1px); }

.btn-gold{
  background: var(--gold);
  color: var(--navy-deep);
  box-shadow: 0 1px 0 rgba(0,0,0,0.08);
}
.btn-gold:hover{
  background: var(--gold-soft);
  box-shadow: 0 14px 30px -10px rgba(245,181,27,0.55);
  transform: translateY(-2px);
}

.btn-outline{
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.35);
}
.btn-outline:hover{
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-2px);
}

.btn-outline-dark{
  background: transparent;
  color: var(--navy-deep);
  border-color: rgba(16,24,32,0.2);
}
.btn-outline-dark:hover{
  border-color: var(--gold);
  background: var(--navy-deep);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-ghost{
  background: none;
  color: var(--navy-deep);
  padding: 8px 0;
  font-size: 13px;
}
.btn-ghost svg{ width:14px; height:14px; }
.btn-ghost:hover{ color: var(--gold); }
.btn-ghost.on-dark-ghost{ color: var(--white); }
.btn-ghost.on-dark-ghost:hover{ color: var(--gold); }

.btn-wa{
  background: #1F9C55;
  color: #fff;
}
.btn-wa:hover{
  background: #22B461;
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -10px rgba(31,156,85,0.55);
}

.btn-sm{ padding: 12px 20px; font-size: 12px; }
.btn-block{ width:100%; justify-content:center; white-space:normal; text-align:center; }

/* ---------- Corner-bracket signature element ---------- */
.bracketed{
  position: relative;
}
.bracketed::before, .bracketed::after,
.bracketed .bk-tl, .bracketed .bk-br{
  content:'';
  position:absolute;
  width: 22px; height: 22px;
  border: 2px solid var(--gold);
  opacity: 0;
  transition: opacity .4s var(--ease), width .4s var(--ease), height .4s var(--ease);
  z-index: 3;
}
.bracketed::before{ top:-1px; left:-1px; border-right:none; border-bottom:none; }
.bracketed::after{ bottom:-1px; right:-1px; border-left:none; border-top:none; }
.bracketed:hover::before, .bracketed:hover::after{ opacity:1; width:30px; height:30px; }

/* ---------- Reveal animation ---------- */
.reveal{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger > *{ transition-delay: calc(var(--i, 0) * 90ms); }

/* ---------- WhatsApp Floating Button (mobile persistent) ---------- */
.wa-float{
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #1F9C55;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px -6px rgba(0,0,0,0.45);
  z-index: 400;
  transition: transform .3s var(--ease);
  animation: waPulse 2.6s ease-in-out infinite;
}
.wa-float:hover{ transform: scale(1.08); }
.wa-float svg{ width: 28px; height:28px; fill:#fff; }
@keyframes waPulse{
  0%,100%{ box-shadow: 0 10px 30px -6px rgba(0,0,0,0.45), 0 0 0 0 rgba(31,156,85,0.45); }
  50%{ box-shadow: 0 10px 30px -6px rgba(0,0,0,0.45), 0 0 0 12px rgba(31,156,85,0); }
}
@media (prefers-reduced-motion: reduce){ .wa-float{ animation:none; } }

/* ===========================================================
   HEADER
=========================================================== */
.site-header{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 500;
  height: var(--header-h);
  display:flex;
  align-items:center;
  background: transparent;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), height .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled{
  background: rgba(7,19,31,0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px -12px rgba(0,0,0,0.5);
  height: 74px;
  border-color: rgba(255,255,255,0.06);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  width:100%;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.brand img{ height: 42px; width:auto; transition: height .4s var(--ease); }
.site-header.is-scrolled .brand img{ height: 36px; }
.brand-text{
  font-family: var(--font-display);
  line-height:1.05;
}
.brand-text .b1{
  font-weight:800;
  font-size: 15.5px;
  letter-spacing: 0.03em;
  color: var(--white);
  text-transform:uppercase;
  display:block;
}
.brand-text .b2{
  font-weight:500;
  font-size: 9.5px;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform:uppercase;
  display:block;
  margin-top:3px;
}

.main-nav{ display:flex; align-items:center; gap: 4px; }
.main-nav a{
  position:relative;
  font-family: var(--font-display);
  font-weight:600;
  font-size: 13.5px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-on-dark);
  padding: 10px 18px;
  transition: color .3s var(--ease);
}
.main-nav a::after{
  content:'';
  position:absolute;
  left:18px; right:18px; bottom:6px;
  height:2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin:left;
  transition: transform .35s var(--ease);
}
.main-nav a:hover, .main-nav a.active{ color: var(--white); }
.main-nav a:hover::after, .main-nav a.active::after{ transform: scaleX(1); }

.header-actions{ display:flex; align-items:center; gap:14px; }
.header-actions .btn{ padding: 13px 22px; }

.hamburger{
  display:none;
  width: 46px; height:46px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.04);
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  flex-shrink:0;
}
.hamburger span{
  width: 20px; height:2px;
  background: var(--white);
  display:block;
  transition: transform .35s var(--ease), opacity .35s var(--ease);
}
.hamburger.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2){ opacity:0; }
.hamburger.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ---------- Header responsive collapse ---------- */
@media (max-width: 1024px){
  .main-nav{ display:none; }
  .header-actions .btn{ display:none; }
  .hamburger{ display:flex; }
}

.mobile-nav{
  position: fixed;
  inset:0;
  background: linear-gradient(160deg, var(--navy-deep) 0%, var(--navy) 100%);
  z-index: 480;
  display:flex;
  flex-direction:column;
  padding: 110px 32px 40px;
  transform: translateX(100%);
  transition: transform .5s var(--ease);
  overflow-y:auto;
}
.mobile-nav.is-open{ transform: translateX(0); }
.mobile-nav a{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 2rem;
  text-transform: uppercase;
  color: var(--white);
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.mobile-nav a span{ color: var(--gold); font-size: 13px; font-weight:600; }
.mobile-nav-cta{ margin-top: 36px; display:flex; flex-direction:column; gap:14px; }
.mobile-nav-foot{
  margin-top:auto;
  padding-top: 30px;
  color: var(--text-on-dark-mute);
  font-size: 13px;
}
.mobile-nav-foot a{ color: var(--gold); font-weight:600; }

body.nav-open{ overflow:hidden; }

/* ===========================================================
   HERO
=========================================================== */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items:stretch;
  background: var(--navy-deep);
  overflow:hidden;
  padding-top: var(--header-h);
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  width:100%;
  align-items:stretch;
}
.hero-copy{
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding: 60px 5vw 60px 5vw;
  position:relative;
  z-index:5;
}
.hero-copy .eyebrow{ margin-bottom: 26px; }
.hero-copy h1{ color: var(--white); }
.hero-copy h1 em{
  font-style:normal;
  color: var(--gold);
}
.hero-sub{
  margin-top: 26px;
  max-width: 480px;
  color: var(--text-on-dark);
  font-size: 1.08rem;
  line-height:1.75;
}
.hero-cta{
  margin-top:40px;
  display:flex;
  align-items:center;
  gap: 18px;
  flex-wrap:wrap;
}
.hero-wa-link{
  display:inline-flex;
  align-items:center;
  gap:9px;
  font-family: var(--font-display);
  font-weight:600;
  font-size:13px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  color: var(--text-on-dark);
  padding: 10px 2px;
  transition: color .3s;
}
.hero-wa-link:hover{ color: var(--gold); }
.hero-wa-link svg{ width:18px; height:18px; fill:#1F9C55; }

.hero-visual{
  position:relative;
  overflow:hidden;
  min-height: 340px;
}
.hero-visual .hv-img-wrap{
  position:absolute;
  inset:0;
  will-change: transform;
}
.hero-visual img{
  width:100%; height:100%;
  object-fit:cover;
  object-position: center 25%;
  transform: scale(1.08);
}
.hero-visual::after{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(100deg, var(--navy-deep) 0%, rgba(7,19,31,0.35) 22%, rgba(7,19,31,0.05) 45%, rgba(7,19,31,0.25) 100%);
}
.hero-visual::before{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(0deg, rgba(7,19,31,0.55) 0%, rgba(7,19,31,0) 30%);
  z-index:2;
}

.hero-grid-lines{
  position:absolute; inset:0;
  z-index:1;
  opacity:0.5;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(245,181,27,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,181,27,0.06) 1px, transparent 1px);
  background-size: 46px 46px;
}

.hero-float-card{
  position:absolute;
  left: -14px;
  bottom: 56px;
  z-index: 6;
  background: rgba(13,34,51,0.72);
  border: 1px solid rgba(245,181,27,0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: var(--radius-md);
  padding: 22px 26px;
  min-width: 200px;
  box-shadow: 0 24px 50px -20px rgba(0,0,0,0.6);
}
.hero-float-card .num{
  font-family: var(--font-display);
  font-weight:800;
  font-size: 2.2rem;
  color: var(--gold);
  line-height:1;
}
.hero-float-card .lbl{
  margin-top:8px;
  font-size: 12.5px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  color: var(--text-on-dark);
  font-weight:600;
}

.hero-scroll-cue{
  position:absolute;
  bottom: 28px;
  left: 5vw;
  z-index:6;
  display:flex;
  align-items:center;
  gap:12px;
  color: var(--text-on-dark-mute);
  font-size:11px;
  letter-spacing:0.16em;
  text-transform:uppercase;
  font-family: var(--font-display);
  font-weight:600;
}
.hero-scroll-cue .line{
  width: 34px; height:1px;
  background: rgba(255,255,255,0.3);
  position:relative;
  overflow:hidden;
}
.hero-scroll-cue .line::after{
  content:'';
  position:absolute; top:0; left:-100%;
  width:100%; height:100%;
  background: var(--gold);
  animation: cueMove 2.2s ease-in-out infinite;
}
@keyframes cueMove{
  0%{ left:-100%; }
  50%{ left:0; }
  100%{ left:100%; }
}

@media (max-width: 1024px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ min-height: 46vh; order:-1; }
  .hero-copy{ padding: 44px 6vw 60px; }
  .hero-float-card{ left:24px; bottom:-40px; }
}
@media (max-width: 640px){
  .hero{ min-height: auto; }
  .hero-copy{ padding: 36px 22px 90px; }
  .hero-sub{ font-size:1rem; }
  .hero-cta{ gap:14px; }
  .hero-scroll-cue{ display:none; }
}

/* ===========================================================
   TRUST STRIP
=========================================================== */
.trust-strip{
  background: var(--navy-deep);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.trust-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
}
.trust-item{
  padding: 34px 30px;
  border-right: 1px solid rgba(255,255,255,0.07);
  display:flex;
  align-items:center;
  gap:18px;
  transition: background .35s var(--ease);
}
.trust-item:last-child{ border-right:none; }
.trust-item:hover{ background: rgba(245,181,27,0.04); }
.trust-item .ti-num{
  font-family: var(--font-display);
  font-weight:800;
  font-size: 1.1rem;
  color: var(--gold);
  border: 1px solid rgba(245,181,27,0.4);
  width: 40px; height:40px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
  transition: transform .4s var(--ease), background .4s var(--ease);
}
.trust-item:hover .ti-num{ transform: rotate(-8deg) scale(1.06); background: rgba(245,181,27,0.12); }
.trust-item .ti-label{
  font-family: var(--font-display);
  font-weight:700;
  font-size: 13px;
  letter-spacing:0.04em;
  text-transform:uppercase;
  color: var(--white);
  line-height:1.3;
}

@media (max-width: 900px){
  .trust-grid{ grid-template-columns: repeat(2,1fr); }
  .trust-item{ border-bottom: 1px solid rgba(255,255,255,0.07); }
  .trust-item:nth-child(odd){ border-right: 1px solid rgba(255,255,255,0.07); }
}
@media (max-width: 480px){
  .trust-grid{ grid-template-columns: 1fr; }
  .trust-item:nth-child(odd){ border-right:none; }
}

/* ===========================================================
   ABOUT SECTION (home + reused)
=========================================================== */
.about-section{ padding: 120px 0; background: var(--white); overflow:hidden; }
.about-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 74px;
  align-items:center;
}
.about-media{ position:relative; }
.about-media .media-frame{
  position:relative;
  border-radius: var(--radius-md);
  overflow:hidden;
  aspect-ratio: 5/6;
}
.about-media img{ width:100%; height:100%; object-fit:cover; transition: transform 1.4s var(--ease); }
.about-media:hover img{ transform: scale(1.06); }
.about-media .float-tag{
  position:absolute;
  bottom: -24px;
  right: -20px;
  background: var(--navy-deep);
  color:var(--white);
  padding: 20px 26px;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px -16px rgba(0,0,0,0.4);
  border: 1px solid rgba(245,181,27,0.3);
}
.about-media .float-tag .ft-top{ font-family:var(--font-display); font-weight:800; color:var(--gold); font-size:1.3rem; }
.about-media .float-tag .ft-bottom{ font-size:11.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--text-on-dark); margin-top:4px; }

.about-copy h2{ margin-top:14px; }
.about-copy p{ margin-top: 20px; }
.about-copy p.lead{ font-size: 1.12rem; color: var(--text-dark); font-weight:500; line-height:1.65; }
.feature-list{ margin-top: 30px; display:grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
.feature-list li{
  display:flex; align-items:center; gap:12px;
  font-family: var(--font-display);
  font-weight:600;
  font-size: 14px;
  color: var(--navy-deep);
}
.feature-list li svg{ width:20px; height:20px; color: var(--gold); flex-shrink:0; }
.about-copy .btn{ margin-top: 38px; }

@media (max-width: 1024px){
  .about-grid{ grid-template-columns: 1fr; gap: 70px; }
  .about-media .media-frame{ max-width: 420px; margin: 0 auto; }
  .about-media .float-tag{ right: 50%; transform: translateX(180px); }
}
@media (max-width: 640px){
  .about-section{ padding: 80px 0; }
  .feature-list{ grid-template-columns: 1fr; }
  .about-media .float-tag{ right: 16px; transform:none; bottom:-18px; padding:16px 20px; }
}

/* ===========================================================
   SERVICES
=========================================================== */
.services-section{ padding: 120px 0; background: var(--gray-soft); }
.services-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.service-card{
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  position:relative;
  overflow:hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
  perspective: 800px;
}
.service-card:hover{
  transform: translateY(-8px);
  box-shadow: 0 30px 60px -24px rgba(7,19,31,0.25);
  border-color: var(--gold);
}
.service-card .sc-num{
  font-family: var(--font-display);
  font-weight:800;
  font-size: 13px;
  color: var(--gold);
  letter-spacing:0.1em;
}
.service-card .sc-icon{
  width: 56px; height:56px;
  margin: 22px 0 24px;
  color: var(--navy-deep);
  transition: transform .5s var(--ease), color .5s var(--ease);
}
.service-card:hover .sc-icon{ transform: rotate(-6deg) scale(1.08); color: var(--gold); }
.service-card .sc-icon svg{ width:100%; height:100%; }
.service-card h3{ margin-bottom: 12px; }
.service-card p{ font-size: 0.97rem; }
.service-card .sc-arrow{
  margin-top: 22px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family: var(--font-display);
  font-weight:700;
  font-size: 12.5px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  color: var(--navy-deep);
}
.service-card .sc-arrow svg{ width:15px; height:15px; transition: transform .4s var(--ease); }
.service-card:hover .sc-arrow{ color: var(--gold); }
.service-card:hover .sc-arrow svg{ transform: translateX(6px); }

@media (max-width: 1024px){ .services-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){
  .services-section{ padding: 80px 0; }
  .services-grid{ grid-template-columns: 1fr; }
}

/* ===========================================================
   WHY CHOOSE (dark band)
=========================================================== */
.why-section{
  padding: 120px 0;
  background: linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 100%);
  position:relative;
  overflow:hidden;
}
.why-section::before{
  content:'';
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(245,181,27,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,181,27,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 70% 30%, black 0%, transparent 70%);
}
.why-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  overflow:hidden;
  position:relative;
  z-index:2;
}
.why-card{
  background: var(--navy-deep);
  padding: 38px 34px;
  transition: background .4s var(--ease);
}
.why-card:hover{ background: var(--navy-soft); }
.why-card svg{ width:34px; height:34px; color:var(--gold); margin-bottom:20px; }
.why-card h3{ color: var(--white); margin-bottom:10px; }
.why-card p{ font-size:0.95rem; }

@media (max-width: 900px){ .why-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .why-grid{ grid-template-columns: 1fr; } .why-section{ padding: 80px 0; } }

/* ===========================================================
   PROJECTS (featured on home + gallery page)
=========================================================== */
.projects-section{ padding: 120px 0; background: var(--white); }
.projects-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 30px;
  margin-bottom: 56px;
}
.projects-head-row .section-head{ margin-bottom:0; }

.project-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.project-card{
  position:relative;
  border-radius: var(--radius-md);
  overflow:hidden;
  aspect-ratio: 4/5;
  cursor:pointer;
}
.project-card img{
  width:100%; height:100%;
  object-fit:cover;
  transition: transform 1.1s var(--ease);
}
.project-card:hover img{ transform: scale(1.12); }
.project-card .pc-overlay{
  position:absolute; inset:0;
  background: linear-gradient(0deg, rgba(7,19,31,0.92) 0%, rgba(7,19,31,0.15) 55%, rgba(7,19,31,0.05) 100%);
}
.project-card .pc-cat{
  position:absolute;
  top:20px; left:20px;
  font-family: var(--font-display);
  font-weight:700;
  font-size: 10.5px;
  letter-spacing:0.1em;
  text-transform:uppercase;
  color: var(--navy-deep);
  background: var(--gold);
  padding: 6px 12px;
  border-radius: 3px;
}
.project-card .pc-info{
  position:absolute;
  left:24px; right:24px; bottom:24px;
  transform: translateY(14px);
  opacity:0.92;
  transition: transform .5s var(--ease);
}
.project-card:hover .pc-info{ transform: translateY(0); }
.project-card .pc-info h3{ color:var(--white); font-size:1.15rem; }
.project-card .pc-info .pc-loc{
  color: var(--text-on-dark-mute);
  font-size: 12.5px;
  margin-top:6px;
  letter-spacing:0.02em;
}
.project-card .pc-view{
  margin-top:14px;
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-display);
  font-weight:700; font-size:11.5px; letter-spacing:0.08em; text-transform:uppercase;
  color: var(--gold);
  opacity:0;
  transform: translateY(6px);
  transition: opacity .4s var(--ease) .05s, transform .4s var(--ease) .05s;
}
.project-card:hover .pc-view{ opacity:1; transform:translateY(0); }
.project-card .pc-view svg{ width:14px; height:14px; }

@media (max-width: 1024px){ .project-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){
  .projects-section{ padding: 80px 0; }
  .project-grid{ grid-template-columns: 1fr; }
  .projects-head-row{ flex-direction:column; align-items:flex-start; }
}

/* ---------- Gallery page filters ---------- */
.gallery-toolbar{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom: 50px;
}
.filter-btn{
  font-family: var(--font-display);
  font-weight:700;
  font-size: 12px;
  letter-spacing:0.06em;
  text-transform:uppercase;
  padding: 11px 22px;
  border-radius: 30px;
  border: 1px solid var(--gray-line);
  background: var(--white);
  color: var(--text-mute);
  transition: all .3s var(--ease);
}
.filter-btn:hover{ border-color: var(--gold); color: var(--navy-deep); }
.filter-btn.active{ background: var(--navy-deep); border-color: var(--navy-deep); color: var(--white); }

.masonry-grid{
  columns: 3 260px;
  column-gap: 26px;
}
.masonry-grid .project-card{
  break-inside: avoid;
  margin-bottom: 26px;
  aspect-ratio: auto;
  width:100%;
}
.masonry-grid .project-card img{ width:100%; height:auto; display:block; }
.masonry-grid .project-card.is-hidden{ display:none; }

@media (max-width: 900px){ .masonry-grid{ columns: 2 220px; } }
@media (max-width: 560px){ .masonry-grid{ columns: 1; } }

/* ---------- Lightbox ---------- */
.lightbox{
  position: fixed; inset:0;
  background: rgba(7,19,31,0.97);
  z-index: 700;
  display:none;
  align-items:center;
  justify-content:center;
  padding: 40px;
  opacity:0;
  transition: opacity .35s var(--ease);
}
.lightbox.is-open{ display:flex; opacity:1; }
.lightbox-inner{ max-width: 1000px; width:100%; text-align:center; }
.lightbox img{
  max-width:100%;
  max-height: 72vh;
  margin: 0 auto;
  border-radius: var(--radius-sm);
  box-shadow: 0 40px 80px -20px rgba(0,0,0,0.6);
}
.lightbox-caption{ margin-top: 22px; }
.lightbox-caption h3{ color:var(--white); }
.lightbox-caption p{ color: var(--text-on-dark-mute); margin-top:6px; }
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute;
  width: 48px; height:48px;
  border-radius:50%;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  display:flex; align-items:center; justify-content:center;
  color: var(--white);
  transition: background .3s var(--ease), border-color .3s;
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ background: var(--gold); color: var(--navy-deep); border-color:var(--gold); }
.lightbox-close{ top: 24px; right: 24px; }
.lightbox-prev{ left: 24px; top:50%; transform:translateY(-50%); }
.lightbox-next{ right: 24px; top:50%; transform:translateY(-50%); }
.lightbox-close svg, .lightbox-prev svg, .lightbox-next svg{ width:20px; height:20px; }
@media (max-width: 640px){
  .lightbox{ padding: 20px; }
  .lightbox-prev{ left:8px; } .lightbox-next{ right:8px; }
  .lightbox-close{ top:12px; right:12px; }
}

/* ===========================================================
   CTA BAND
=========================================================== */
.cta-band{
  background: var(--navy-deep);
  padding: 90px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:'';
  position:absolute;
  right: -120px; top: -120px;
  width: 420px; height:420px;
  border: 1px solid rgba(245,181,27,0.15);
  border-radius:50%;
}
.cta-band::after{
  content:'';
  position:absolute;
  right: -60px; top: -60px;
  width: 300px; height:300px;
  border: 1px solid rgba(245,181,27,0.1);
  border-radius:50%;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 40px;
  flex-wrap:wrap;
  position:relative;
  z-index:2;
}
.cta-inner h2{ color:var(--white); max-width: 620px; }
.cta-actions{ display:flex; gap:16px; flex-wrap:wrap; }

/* ===========================================================
   FOOTER
=========================================================== */
.site-footer{
  background: var(--navy-deep);
  padding-top: 90px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 0.9fr 1fr 1.1fr;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .brand{ margin-bottom: 20px; }
.footer-brand p{ font-size: 0.95rem; max-width: 300px; }
.footer-social{ display:flex; gap:12px; margin-top: 26px; }
.footer-social a{
  width: 40px; height:40px;
  border-radius:50%;
  border: 1px solid rgba(255,255,255,0.15);
  display:flex; align-items:center; justify-content:center;
  transition: all .3s var(--ease);
}
.footer-social a svg{ width:17px; height:17px; color: var(--white); }
.footer-social a:hover{ background: var(--gold); border-color:var(--gold); transform: translateY(-3px); }
.footer-social a:hover svg{ color: var(--navy-deep); }

.footer-col h4{
  font-family: var(--font-display);
  font-weight:700;
  font-size: 13px;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color: var(--gold);
  margin-bottom: 22px;
}
.footer-col ul li{ margin-bottom: 13px; }
.footer-col ul li a{
  color: var(--text-on-dark-mute);
  font-size: 14.5px;
  transition: color .3s, padding-left .3s;
}
.footer-col ul li a:hover{ color: var(--white); padding-left: 4px; }

.footer-contact li{ display:flex; align-items:flex-start; gap:12px; margin-bottom:16px; }
.footer-contact li svg{ width:18px; height:18px; color:var(--gold); flex-shrink:0; margin-top:2px; }
.footer-contact li a, .footer-contact li span{ color: var(--text-on-dark); font-size:14.5px; line-height:1.5; }
.footer-contact li a:hover{ color: var(--gold); }

.footer-bottom{
  padding: 26px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
  flex-wrap:wrap;
  font-size: 13px;
  color: var(--text-on-dark-mute);
}
.footer-bottom a{ color: var(--text-on-dark-mute); }
.footer-bottom a:hover{ color: var(--gold); }

@media (max-width: 900px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px){
  .footer-grid{ grid-template-columns: 1fr; gap:44px; }
  .footer-bottom{ flex-direction:column; text-align:center; }
}

/* ===========================================================
   INNER PAGE HERO (About / Services / Projects / Contact)
=========================================================== */
.page-hero{
  background: linear-gradient(165deg, var(--navy-deep) 0%, var(--navy) 100%);
  padding: calc(var(--header-h) + 90px) 0 90px;
  position:relative;
  overflow:hidden;
}
.page-hero::before{
  content:'';
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(245,181,27,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(245,181,27,0.05) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: radial-gradient(ellipse at 20% 20%, black 0%, transparent 65%);
}
.page-hero .container{ position:relative; z-index:2; }
.breadcrumb{
  display:flex; align-items:center; gap:8px;
  font-family: var(--font-display);
  font-weight:600;
  font-size: 12.5px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  color: var(--text-on-dark-mute);
  margin-bottom: 24px;
}
.breadcrumb a:hover{ color: var(--gold); }
.breadcrumb .sep{ opacity:0.5; }
.breadcrumb .current{ color: var(--gold); }
.page-hero h1{ color:var(--white); max-width: 900px; }
.page-hero .page-lead{ margin-top: 22px; max-width: 560px; font-size: 1.08rem; color: var(--text-on-dark); }

/* ===========================================================
   TIMELINE (About page)
=========================================================== */
.timeline-section{ padding: 120px 0; background: var(--gray-soft); }
.timeline{ position:relative; max-width: 780px; margin: 0 auto; }
.timeline::before{
  content:'';
  position:absolute; left: 29px; top:8px; bottom:8px;
  width:2px;
  background: var(--gray-line);
}
.timeline-item{
  position:relative;
  padding-left: 80px;
  padding-bottom: 54px;
}
.timeline-item:last-child{ padding-bottom:0; }
.timeline-item .tl-dot{
  position:absolute; left:0; top:0;
  width:60px; height:60px;
  border-radius:50%;
  background: var(--navy-deep);
  color:var(--gold);
  font-family: var(--font-display);
  font-weight:800;
  display:flex; align-items:center; justify-content:center;
  font-size:13px;
  border: 3px solid var(--gray-soft);
  box-shadow: 0 0 0 2px var(--gold);
}
.timeline-item h3{ margin-bottom:8px; }
.timeline-item p{ max-width: 520px; }

/* ===========================================================
   SERVICE DETAIL BLOCKS (Services page)
=========================================================== */
.service-detail{ padding: 100px 0; }
.service-detail:nth-child(even){ background: var(--gray-soft); }
.sd-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items:center;
}
.service-detail.flip .sd-grid{ direction: rtl; }
.service-detail.flip .sd-grid > *{ direction: ltr; }
.sd-media{ position:relative; border-radius: var(--radius-md); overflow:hidden; aspect-ratio: 6/5; }
.sd-media img{ width:100%; height:100%; object-fit:cover; transition: transform 1.2s var(--ease); }
.sd-media:hover img{ transform: scale(1.06); }
.sd-number{
  font-family: var(--font-display);
  font-weight:800;
  font-size: 13px;
  color: var(--gold);
  letter-spacing:0.12em;
}
.sd-copy h3{ margin-top: 14px; font-size: clamp(1.5rem, 2.4vw, 2rem); }
.sd-copy p{ margin-top: 18px; }
.sd-benefits{ margin-top: 24px; display:flex; flex-direction:column; gap: 12px; }
.sd-benefits li{
  display:flex; align-items:center; gap:12px;
  font-size: 14.5px;
  font-weight:600;
  color: var(--navy-deep);
  font-family: var(--font-display);
}
.sd-benefits li svg{ width:19px; height:19px; color:var(--gold); flex-shrink:0; }
.sd-copy .btn{ margin-top: 30px; }

@media (max-width: 900px){
  .sd-grid, .service-detail.flip .sd-grid{ grid-template-columns: 1fr; direction:ltr; gap:36px; }
  .service-detail{ padding: 70px 0; }
}

/* ===========================================================
   VALUES / MISSION-VISION (About page)
=========================================================== */
.mv-section{ padding: 100px 0; }
.mv-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-bottom: 26px; }
.mv-card{
  background: var(--navy-deep);
  color: var(--white);
  padding: 44px;
  border-radius: var(--radius-md);
  position:relative;
  overflow:hidden;
}
.mv-card.gold{ background: var(--gold); color: var(--navy-deep); }
.mv-card svg{ width:32px; height:32px; margin-bottom:20px; color: var(--gold); }
.mv-card.gold svg{ color: var(--navy-deep); }
.mv-card h3{ color:inherit; margin-bottom:12px; }
.mv-card p{ color: var(--text-on-dark-mute); }
.mv-card.gold p{ color: rgba(16,24,32,0.75); }

.values-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.value-card{
  border: 1px solid var(--gray-line);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: border-color .35s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
}
.value-card:hover{ border-color: var(--gold); transform: translateY(-6px); box-shadow: 0 24px 50px -24px rgba(7,19,31,0.3); }
.value-card svg{ width:30px; height:30px; color: var(--gold); margin-bottom:16px; }
.value-card h3{ font-size:1.1rem; margin-bottom:8px; }
.value-card p{ font-size:0.92rem; }

@media (max-width: 900px){ .mv-grid{ grid-template-columns:1fr; } .values-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .values-grid{ grid-template-columns: 1fr; } .mv-section{ padding: 70px 0; } }

/* ===========================================================
   CONTACT PAGE
=========================================================== */
.contact-section{ padding: 110px 0 120px; }
.contact-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items:flex-start;
}
.contact-info-card{
  background: var(--navy-deep);
  border-radius: var(--radius-md);
  padding: 46px 38px;
  position:sticky;
  top: 110px;
}
.contact-info-card h3{ color:var(--white); margin-bottom: 8px; }
.contact-info-card > p{ margin-bottom: 30px; font-size:0.95rem; }
.ci-list{ display:flex; flex-direction:column; gap:24px; margin-bottom: 34px; }
.ci-list li{ display:flex; gap:16px; align-items:flex-start; }
.ci-list .ci-ico{
  width:44px; height:44px;
  border-radius:50%;
  background: rgba(245,181,27,0.12);
  border: 1px solid rgba(245,181,27,0.35);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.ci-list .ci-ico svg{ width:19px; height:19px; color: var(--gold); }
.ci-list .ci-label{ font-size:11.5px; text-transform:uppercase; letter-spacing:0.06em; color: var(--text-on-dark-mute); font-family:var(--font-display); font-weight:600; }
.ci-list .ci-value{ margin-top:4px; font-weight:600; color: var(--white); font-size:15px; }
.ci-list .ci-value a:hover{ color:var(--gold); }
.ci-actions{ display:flex; flex-direction:column; gap:12px; }

.contact-form-card{
  background: var(--white);
  border: 1px solid var(--gray-line);
  border-radius: var(--radius-md);
  padding: 46px;
  box-shadow: 0 30px 70px -40px rgba(7,19,31,0.25);
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.field{ margin-bottom: 22px; }
.field label{
  display:block;
  font-family: var(--font-display);
  font-weight:700;
  font-size: 12px;
  letter-spacing:0.05em;
  text-transform:uppercase;
  color: var(--navy-deep);
  margin-bottom: 9px;
}
.field input, .field select, .field textarea{
  width:100%;
  border: 1px solid var(--gray-line);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 14.5px;
  color: var(--text-dark);
  background: var(--gray-soft);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;
  border-color: var(--gold);
  background: var(--white);
}
.field textarea{ min-height: 130px; resize:vertical; }
.field .err-msg{
  display:none;
  color: #C4392B;
  font-size:12px;
  margin-top:6px;
  font-weight:600;
}
.field.has-error input, .field.has-error select, .field.has-error textarea{ border-color:#C4392B; background:#FDF2F1; }
.field.has-error .err-msg{ display:block; }

.form-status{
  display:none;
  align-items:center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  font-size: 14px;
  font-weight:600;
}
.form-status.show{ display:flex; }
.form-status.success{ background:#EAF7EE; color:#1F7A3E; border:1px solid #BEE6C9; }
.form-status.error{ background:#FDF2F1; color:#B23223; border:1px solid #F4C6C0; }
.form-status svg{ width:20px; height:20px; flex-shrink:0; }

@media (max-width: 1024px){
  .contact-grid{ grid-template-columns: 1fr; }
  .contact-info-card{ position:static; }
}
@media (max-width: 560px){
  .contact-section{ padding: 80px 0; }
  .contact-form-card{ padding: 30px 24px; }
  .form-row{ grid-template-columns: 1fr; }
}

/* ===========================================================
   MAP EMBED
=========================================================== */
.map-wrap{
  height: 380px;
  border-radius: var(--radius-md);
  overflow:hidden;
  margin-top: 60px;
  filter: grayscale(0.3) contrast(1.05);
}
.map-wrap iframe{ width:100%; height:100%; border:0; }

/* ===========================================================
   404 / MISC
=========================================================== */
.skip-link{
  position:absolute; left:-999px; top:auto;
  background: var(--gold); color:var(--navy-deep);
  padding: 12px 20px; z-index:1000;
  font-family: var(--font-display); font-weight:700;
}
.skip-link:focus{ left:16px; top:16px; }

/* ---------- Gallery empty state ---------- */
.gallery-empty{
  display:none;
  text-align:center;
  padding: 70px 20px;
  border: 1px dashed var(--gray-line);
  border-radius: var(--radius-md);
  color: var(--text-mute);
}
.gallery-empty h3{ margin-bottom:10px; }