/* ============================================================
   MAARAN CONSTRUCTION — Premium Design System
   Signature motif: "Survey Marks" — corner registration ticks
   borrowed from land-survey plans, used to frame photography,
   plus a fine blueprint grid used as an ambient ground texture.
   ============================================================ */

:root{
  /* ---- Brand palette (client-specified) ---- */
  --primary:        #0B7D3E;
  --primary-dark:   #063D22;
  --primary-deep:   #042C18;
  --primary-tint:   #EAF5EE;
  --secondary:      #F47C20;
  --secondary-dark: #C85F0F;
  --secondary-tint: #FFF1E3;
  --dark:           #111111;
  --light:          #FAFAFA;
  --grey:           #666666;
  --grey-soft:      #9A9A9A;
  --grey-line:      #E7E5E1;
  --white:          #FFFFFF;

  /* ---- Type ---- */
  --font-head: 'Poppins', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  /* ---- Layout ---- */
  --maxw: 1440px;
  --gutter: 6.5vw;
  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 28px;
  --radius-xl: 40px;

  /* ---- Motion ---- */
  --ease: cubic-bezier(.22,.68,.14,1);
  --ease-soft: cubic-bezier(.4,0,.2,1);
  --dur: .7s;

  /* ---- Shadow ---- */
  --shadow-s: 0 4px 18px rgba(17,17,17,.06);
  --shadow-m: 0 14px 40px rgba(17,17,17,.10);
  --shadow-l: 0 30px 70px rgba(6,61,34,.16);
  --shadow-orange: 0 16px 36px rgba(244,124,32,.28);
  --shadow-green: 0 16px 36px rgba(11,125,62,.24);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--light);
  -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; }
h1,h2,h3,h4{ font-family: var(--font-head); font-weight:800; letter-spacing:-.02em; margin:0; color: var(--dark); }
p{ margin:0; }
:focus-visible{ outline: 2.5px solid var(--secondary); outline-offset: 3px; border-radius: 4px; }

.container{ max-width: var(--maxw); margin-inline:auto; padding-inline: var(--gutter); }
.section{ padding: clamp(64px, 9vw, 128px) 0; position: relative; }
.section-tight{ padding: clamp(48px, 6vw, 88px) 0; }
.bg-light{ background: var(--light); }
.bg-white{ background: var(--white); }
.bg-tint{ background: var(--primary-tint); }
.bg-dark{ background: var(--dark); color: var(--white); }
.bg-dark h1,.bg-dark h2,.bg-dark h3{ color:var(--white); }

/* ---- Blueprint ambient texture ---- */
.blueprint-grid{
  position:absolute; inset:0; pointer-events:none; opacity:.05;
  background-image:
    linear-gradient(var(--primary) 1px, transparent 1px),
    linear-gradient(90deg, var(--primary) 1px, transparent 1px);
  background-size: 42px 42px;
}
.bg-dark .blueprint-grid{ opacity:.08; background-image:
    linear-gradient(rgba(255,255,255,.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.6) 1px, transparent 1px);
}

/* ---- Eyebrow / kicker ---- */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family: var(--font-body); font-weight:700; font-size:.78rem;
  letter-spacing:.16em; text-transform:uppercase; color: var(--primary);
  margin-bottom: 18px;
}
.bg-dark .eyebrow{ color: var(--secondary); }
.eyebrow::before{ content:''; width:26px; height:2px; background: var(--secondary); border-radius:2px; }

.h-xl{ font-size: clamp(2.6rem, 5.2vw, 4.8rem); line-height:1.04; }
.h-lg{ font-size: clamp(2.1rem, 3.4vw, 3.2rem); line-height:1.08; }
.h-md{ font-size: clamp(1.5rem, 2.1vw, 2rem); line-height:1.2; }
.lede{ font-size: clamp(1.02rem, 1.2vw, 1.2rem); color: var(--grey); line-height:1.7; max-width: 640px; }
.text-accent{ color: var(--secondary); }
.text-primary{ color:var(--primary); }

/* ============ Buttons ============ */
.btn{
  --btn-c: var(--primary);
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family: var(--font-body); font-weight:600; font-size:.94rem;
  padding: 17px 32px; border-radius: 999px; border:1.5px solid transparent;
  white-space:nowrap; position:relative; overflow:hidden; isolation:isolate;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), color .35s ease, border-color .35s ease;
}
.btn::before{
  content:''; position:absolute; inset:0; z-index:-1; border-radius:inherit;
  transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease-soft);
}
.btn-primary{ background: var(--dark); color:#fff; }
.btn-primary::before{ background: var(--primary); }
.btn-primary:hover{ transform: translateY(-3px); box-shadow: var(--shadow-green); }
.btn-primary:hover::before{ transform: scaleX(1); }

.btn-accent{ background: var(--secondary); color:#fff; box-shadow: var(--shadow-orange); }
.btn-accent::before{ background: var(--secondary-dark); }
.btn-accent:hover{ transform: translateY(-3px); box-shadow: 0 20px 44px rgba(244,124,32,.38); }
.btn-accent:hover::before{ transform: scaleX(1); }

.btn-ghost{ background: transparent; color: var(--dark); border-color: rgba(17,17,17,.18); }
.btn-ghost::before{ background: var(--dark); }
.btn-ghost:hover{ color:#fff; border-color: var(--dark); }
.btn-ghost:hover::before{ transform: scaleX(1); }

.bg-dark .btn-ghost{ color:#fff; border-color: rgba(255,255,255,.28); }
.bg-dark .btn-ghost::before{ background: #fff; }
.bg-dark .btn-ghost:hover{ color: var(--dark); }

.btn-sm{ padding: 12px 22px; font-size:.84rem; }
.btn-arrow{ display:inline-flex; width:18px; height:18px; transition: transform .4s var(--ease); }
.btn:hover .btn-arrow{ transform: translateX(5px); }

/* ============ Preloader ============ */
#preloader{
  position:fixed; inset:0; z-index:9999; background: var(--dark);
  display:flex; align-items:center; justify-content:center; flex-direction:column; gap:22px;
  transition: opacity .8s var(--ease-soft), visibility .8s;
}
#preloader.hide{ opacity:0; visibility:hidden; pointer-events:none; }
.pre-mark{ width:74px; height:74px; position:relative; }
.pre-mark svg{ width:100%; height:100%; }
.pre-mark circle{ fill:none; stroke: rgba(255,255,255,.14); stroke-width:2.4; }
.pre-mark .arc{ stroke: var(--secondary); stroke-width:2.4; stroke-linecap:round; stroke-dasharray: 210; stroke-dashoffset:210; animation: arc 1.15s var(--ease-soft) infinite; transform-origin:center; }
@keyframes arc{ 0%{ stroke-dashoffset:210; transform:rotate(0);} 60%{stroke-dashoffset:40;} 100%{ stroke-dashoffset:210; transform:rotate(360deg);} }
.pre-word{ font-family: var(--font-head); font-weight:800; letter-spacing:.34em; font-size:.78rem; color:#fff; text-transform:uppercase; }
.pre-word span{ color: var(--secondary); }

/* ============ Navbar ============ */
.navbar{
  position: fixed; top:0; left:0; right:0; z-index:900;
  padding: 26px 0; transition: padding .5s var(--ease-soft), background .5s var(--ease-soft), box-shadow .5s var(--ease-soft), border-color .5s;
  border-bottom: 1px solid transparent;
}
.navbar .container{ display:flex; align-items:center; justify-content:space-between; gap:28px; }
.navbar.solid{
  padding: 14px 0; background: rgba(255,255,255,.72); backdrop-filter: blur(18px) saturate(160%); -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid rgba(17,17,17,.06); box-shadow: 0 8px 30px rgba(17,17,17,.05);
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height:46px; width:auto; transition: height .5s var(--ease-soft); }
.navbar.solid .brand img{ height:38px; }
.brand-txt{ display:flex; flex-direction:column; line-height:1.1; }
.brand-txt b{ font-family: var(--font-head); font-weight:800; font-size:1.02rem; letter-spacing:.01em; color: var(--dark); }
.brand-txt span{ font-size:.66rem; letter-spacing:.14em; color: var(--primary); text-transform:uppercase; font-weight:600; }

.nav-links{ display:flex; align-items:center; gap:2px; }
.nav-links a{
  font-size:.92rem; font-weight:600; color: var(--dark); padding:10px 18px; border-radius:999px;
  position:relative; transition: color .35s ease;
}
.nav-links a span{ position:relative; z-index:2; }
.nav-links a::before{
  content:''; position:absolute; inset:0; border-radius:999px; background: var(--primary-tint);
  transform: scale(.6); opacity:0; transition: transform .35s var(--ease-soft), opacity .35s;
  z-index:1;
}
.nav-links a:hover::before, .nav-links a.active::before{ transform:scale(1); opacity:1; }
.nav-links a.active{ color: var(--primary); }

.nav-cta{ display:flex; align-items:center; gap:14px; }
.nav-tel{ display:flex; align-items:center; gap:8px; font-weight:700; font-size:.88rem; color: var(--dark); }
.nav-tel svg{ width:17px; height:17px; color: var(--secondary); flex:none; }

.burger{ display:none; width:46px; height:46px; border-radius:50%; border:1.5px solid rgba(17,17,17,.14); background:#fff; align-items:center; justify-content:center; flex-direction:column; gap:5px; }
.burger span{ width:19px; height:2px; background: var(--dark); border-radius:2px; transition: transform .35s var(--ease-soft), opacity .3s; }
.burger.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2){ opacity:0; }
.burger.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-menu{
  position: fixed; inset: 0 0 0 auto; width: min(88vw, 400px); background: #fff; z-index: 950;
  padding: 100px 34px 40px; transform: translateX(100%); transition: transform .55s var(--ease-soft);
  box-shadow: -30px 0 60px rgba(17,17,17,.14); display:flex; flex-direction:column; gap:6px;
}
.mobile-menu.open{ transform: translateX(0); }
.mobile-menu a{ font-family: var(--font-head); font-weight:700; font-size:1.35rem; padding:14px 0; border-bottom:1px solid var(--grey-line); }
.menu-scrim{ position:fixed; inset:0; background: rgba(6,20,12,.45); z-index:940; opacity:0; visibility:hidden; transition:opacity .5s, visibility .5s; backdrop-filter: blur(3px); }
.menu-scrim.open{ opacity:1; visibility:visible; }

/* ============ Hero ============ */
.hero{ position:relative; min-height: 100svh; display:flex; align-items:flex-end; overflow:hidden; background: var(--dark); }
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; transform: scale(1.12); animation: kenburns 18s ease-in-out infinite alternate; filter: saturate(1.05) contrast(1.02); }
@keyframes kenburns{ from{ transform: scale(1.12) translate3d(0,0,0); } to{ transform: scale(1.02) translate3d(-1%, -1%, 0); } }
.hero-scrim{ position:absolute; inset:0; z-index:1; background:
  linear-gradient(180deg, rgba(4,20,12,.55) 0%, rgba(4,20,12,.28) 38%, rgba(6,10,8,.55) 78%, rgba(4,10,7,.86) 100%); }
.hero-scrim::after{ content:''; position:absolute; inset:0; background: radial-gradient(120% 70% at 12% 0%, rgba(11,125,62,.30), transparent 60%); }

.hero-content{ position:relative; z-index:2; width:100%; padding-bottom: clamp(56px,7vw,96px); color:#fff; }
.hero-tag{ display:inline-flex; align-items:center; gap:10px; padding:9px 18px 9px 10px; border-radius:999px; background: rgba(255,255,255,.10); border:1px solid rgba(255,255,255,.22); backdrop-filter: blur(14px); font-size:.78rem; font-weight:600; letter-spacing:.05em; margin-bottom:26px; }
.hero-tag i{ width:8px; height:8px; border-radius:50%; background: var(--secondary); box-shadow: 0 0 0 5px rgba(244,124,32,.22); }
.hero h1{ color:#fff; font-size: clamp(2.5rem, 6.4vw, 5.6rem); line-height:1.02; max-width: 20ch; }
.hero h1 em{ font-style:normal; color: var(--secondary); }
.hero-sub{ color: rgba(255,255,255,.82); max-width: 560px; font-size: clamp(1rem,1.25vw,1.18rem); line-height:1.7; margin-top:22px; }
.hero-actions{ display:flex; gap:16px; flex-wrap:wrap; margin-top: 40px; }
.hero-scroll{ position:absolute; right: var(--gutter); bottom:44px; z-index:2; display:flex; flex-direction:column; align-items:center; gap:10px; color:#fff; }
.hero-scroll .line{ width:1px; height:52px; background: linear-gradient(#fff, transparent); position:relative; overflow:hidden; }
.hero-scroll .line::after{ content:''; position:absolute; top:-52px; left:0; width:100%; height:52px; background: var(--secondary); animation: scrollDown 2.2s ease-in-out infinite; }
@keyframes scrollDown{ to{ top:100%; } }
.hero-scroll span{ font-size:.66rem; letter-spacing:.2em; text-transform:uppercase; writing-mode: vertical-rl; }

/* corner survey marks — signature framing device */
.survey-frame{ position:relative; }
.survey-frame::before, .survey-frame::after,
.survey-frame .sm-br, .survey-frame .sm-bl{ content:''; position:absolute; width:26px; height:26px; border-color: var(--secondary); opacity:0; transition: opacity .5s var(--ease-soft) .1s, transform .5s var(--ease-soft); }
.survey-frame::before{ top:-1px; left:-1px; border-top:2.5px solid; border-left:2.5px solid; transform: translate(6px,6px); }
.survey-frame::after{ top:-1px; right:-1px; border-top:2.5px solid; border-right:2.5px solid; transform: translate(-6px,6px); }
.survey-frame .sm-bl{ bottom:-1px; left:-1px; border-bottom:2.5px solid; border-left:2.5px solid; transform: translate(6px,-6px); }
.survey-frame .sm-br{ bottom:-1px; right:-1px; border-bottom:2.5px solid; border-right:2.5px solid; transform: translate(-6px,-6px); }
.survey-frame:hover::before, .survey-frame:hover::after, .survey-frame:hover .sm-bl, .survey-frame:hover .sm-br{ opacity:1; transform:translate(0,0); }
.survey-frame.always::before, .survey-frame.always::after, .survey-frame.always .sm-bl, .survey-frame.always .sm-br{ opacity:1; transform:translate(0,0); }

/* ============ Rivet divider (structural motif) ============ */
.rivet-divider{ display:flex; align-items:center; gap:10px; }
.rivet-divider .rl{ flex:1; height:1px; background: var(--grey-line); position:relative; }
.rivet-divider .rl::before{ content:''; position:absolute; top:-2.5px; left:0; width:6px; height:6px; border-radius:50%; background: var(--secondary); }
.rivet-divider .rl::after{ content:''; position:absolute; top:-2.5px; right:0; width:6px; height:6px; border-radius:50%; background: var(--primary); }

/* ============ Stat strip ============ */
.stat-strip{ background: var(--primary-dark); position:relative; overflow:hidden; }
.stat-strip .container{ display:grid; grid-template-columns: repeat(4,1fr); position:relative; z-index:1; }
.stat{ padding: 46px 22px; text-align:center; border-left:1px solid rgba(255,255,255,.12); }
.stat:first-child{ border-left:none; }
.stat .num{ font-family: var(--font-head); font-weight:800; font-size: clamp(2.1rem,3.6vw,3.2rem); color:#fff; display:flex; align-items:baseline; justify-content:center; gap:3px; }
.stat .num .suffix{ color: var(--secondary); }
.stat .lbl{ margin-top:8px; color: rgba(255,255,255,.68); font-size:.88rem; font-weight:500; letter-spacing:.02em; }

/* ============ About preview / split section ============ */
.split{ display:grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,6vw,90px); align-items:center; }
.split.rev{ direction: rtl; } .split.rev > *{ direction: ltr; }
.split-media{ position:relative; border-radius: var(--radius-l); overflow:hidden; box-shadow: var(--shadow-l); }
.split-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio: 4/4.6; transition: transform 1s var(--ease-soft); }
.split-media:hover img{ transform: scale(1.05); }
.split-badge{ position:absolute; left:24px; bottom:24px; background: rgba(255,255,255,.85); backdrop-filter: blur(16px); border-radius: var(--radius-m); padding: 18px 22px; display:flex; align-items:center; gap:14px; box-shadow: var(--shadow-m); }
.split-badge .ic{ width:44px; height:44px; border-radius:50%; background: var(--primary); display:flex; align-items:center; justify-content:center; flex:none; }
.split-badge .ic svg{ width:22px; height:22px; color:#fff; }
.split-badge b{ display:block; font-family:var(--font-head); font-size:1.05rem; }
.split-badge span{ font-size:.78rem; color: var(--grey); }
.split-list{ display:grid; gap:14px; margin-top:30px; }
.split-list li{ display:flex; gap:14px; align-items:flex-start; font-size:.98rem; color: var(--dark); }
.split-list svg{ width:20px; height:20px; color: var(--primary); flex:none; margin-top:2px; }

/* ============ Service cards ============ */
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.grid-4{ display:grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.grid-2{ display:grid; grid-template-columns: repeat(2,1fr); gap: 26px; }

.card{
  background:#fff; border-radius: var(--radius-l); padding: 38px 30px; position:relative; overflow:hidden;
  box-shadow: var(--shadow-s); border:1px solid rgba(17,17,17,.05);
  transition: transform .55s var(--ease-soft), box-shadow .55s var(--ease-soft), border-color .5s;
}
.card:hover{ transform: translateY(-9px); box-shadow: var(--shadow-l); border-color: rgba(11,125,62,.18); }
.card-ic{ width:58px; height:58px; border-radius: 16px; background: var(--primary-tint); display:flex; align-items:center; justify-content:center; margin-bottom:24px; transition: background .5s ease, transform .5s var(--ease-soft); }
.card:hover .card-ic{ background: var(--primary); transform: rotate(-8deg) scale(1.06); }
.card-ic svg{ width:27px; height:27px; color: var(--primary); transition: color .4s; }
.card:hover .card-ic svg{ color:#fff; }
.card h3{ font-size:1.18rem; margin-bottom:10px; }
.card p{ color: var(--grey); font-size:.93rem; line-height:1.65; }
.card-link{ display:inline-flex; align-items:center; gap:8px; margin-top:20px; font-size:.86rem; font-weight:700; color: var(--dark); }
.card-link svg{ width:15px; height:15px; transition: transform .4s var(--ease); }
.card:hover .card-link svg{ transform: translateX(5px); color:var(--secondary); }
.card-num{ position:absolute; top:22px; right:26px; font-family: var(--font-head); font-weight:800; font-size:2.6rem; color: rgba(17,17,17,.045); }

/* ============ Why choose us ============ */
.why-card{ text-align:center; padding: 42px 26px; }
.why-card .card-ic{ margin-inline:auto; }

/* ============ Featured projects grid ============ */
.proj-grid{ display:grid; grid-template-columns: repeat(6, 1fr); grid-auto-rows: 190px; gap: 18px; }
.proj-item{ position:relative; border-radius: var(--radius-m); overflow:hidden; grid-column: span 3; grid-row: span 2; box-shadow: var(--shadow-s); }
.proj-item.tall{ grid-row: span 3; }
.proj-item.wide{ grid-column: span 6; }
.proj-item img{ width:100%; height:100%; object-fit:cover; transition: transform 1s var(--ease-soft); }
.proj-item:hover img{ transform: scale(1.08); }
.proj-overlay{ position:absolute; inset:0; background: linear-gradient(180deg, transparent 45%, rgba(4,10,7,.86) 100%); display:flex; flex-direction:column; justify-content:flex-end; padding: 22px; opacity: .92; transition: opacity .4s; }
.proj-overlay .tag{ align-self:flex-start; background: var(--secondary); color:#fff; font-size:.68rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; padding:5px 12px; border-radius:999px; margin-bottom:10px; }
.proj-overlay h4{ color:#fff; font-size:1.15rem; }
.proj-overlay p{ color: rgba(255,255,255,.72); font-size:.8rem; margin-top:4px; }
.proj-expand{ position:absolute; top:18px; right:18px; width:38px; height:38px; border-radius:50%; background: rgba(255,255,255,.16); border:1px solid rgba(255,255,255,.34); backdrop-filter: blur(10px); display:flex; align-items:center; justify-content:center; opacity:0; transform: translateY(-8px); transition: all .4s var(--ease-soft); }
.proj-item:hover .proj-expand{ opacity:1; transform:translateY(0); }
.proj-expand svg{ width:16px; height:16px; color:#fff; }

/* ============ Testimonials ============ */
.testi-track{ display:grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testi-card{ background:#fff; border-radius: var(--radius-l); padding: 36px 32px; box-shadow: var(--shadow-s); border:1px solid rgba(17,17,17,.05); }
.stars{ display:flex; gap:4px; color: var(--secondary); margin-bottom:18px; }
.stars svg{ width:16px; height:16px; }
.testi-card p{ color: var(--dark); font-size:1rem; line-height:1.75; }
.testi-who{ display:flex; align-items:center; gap:14px; margin-top:24px; }
.testi-avatar{ width:46px; height:46px; border-radius:50%; background: var(--primary); color:#fff; display:flex; align-items:center; justify-content:center; font-family:var(--font-head); font-weight:700; flex:none; }
.testi-who b{ display:block; font-size:.92rem; }
.testi-who span{ font-size:.78rem; color: var(--grey); }

/* ============ CTA band ============ */
.cta-band{ position:relative; border-radius: var(--radius-xl); overflow:hidden; padding: clamp(50px,7vw,90px); text-align:center; background: var(--primary-dark); isolation:isolate; }
.cta-band::before{ content:''; position:absolute; inset:0; z-index:-1; background: radial-gradient(120% 140% at 90% 10%, rgba(244,124,32,.30), transparent 55%), radial-gradient(90% 120% at 5% 100%, rgba(255,255,255,.08), transparent 50%); }
.cta-band h2{ color:#fff; max-width: 16ch; margin-inline:auto; }
.cta-band p{ color: rgba(255,255,255,.72); max-width:520px; margin: 18px auto 0; }
.cta-actions{ display:flex; justify-content:center; gap:16px; margin-top:36px; flex-wrap:wrap; }

/* ============ Footer ============ */
.footer{ background: var(--dark); color: rgba(255,255,255,.7); padding-top: 78px; position:relative; }
.foot-top{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 50px; padding-bottom: 56px; border-bottom:1px solid rgba(255,255,255,.09); }
.foot-brand .brand-txt b{ color:#fff; }
.foot-brand p{ margin-top:18px; font-size:.9rem; line-height:1.75; max-width:320px; color: rgba(255,255,255,.55); }
.foot-social{ display:flex; gap:10px; margin-top:24px; }
.foot-social a{ width:40px; height:40px; border-radius:50%; border:1px solid rgba(255,255,255,.18); display:flex; align-items:center; justify-content:center; transition: background .4s, border-color .4s, transform .4s; }
.foot-social a:hover{ background: var(--secondary); border-color: var(--secondary); transform: translateY(-4px); }
.foot-social svg{ width:16px; height:16px; color:#fff; }
.foot-col h4{ color:#fff; font-size:.95rem; margin-bottom:20px; }
.foot-col ul{ display:grid; gap:12px; }
.foot-col a{ font-size:.9rem; color: rgba(255,255,255,.6); transition: color .3s, padding-left .3s; }
.foot-col a:hover{ color:#fff; padding-left:4px; }
.foot-contact li{ display:flex; gap:12px; font-size:.88rem; color: rgba(255,255,255,.62); margin-bottom:16px; align-items:flex-start; }
.foot-contact svg{ width:17px; height:17px; color: var(--secondary); flex:none; margin-top:2px; }
.foot-bottom{ display:flex; justify-content:space-between; align-items:center; padding: 26px 0; font-size:.8rem; color: rgba(255,255,255,.42); flex-wrap:wrap; gap:10px; }
.foot-bottom a{ color: rgba(255,255,255,.62); }

/* ============ Floating buttons ============ */
.float-stack{ position:fixed; right:26px; bottom:26px; z-index:500; display:flex; flex-direction:column; gap:14px; align-items:flex-end; }
.fab{ width:56px; height:56px; border-radius:50%; display:flex; align-items:center; justify-content:center; box-shadow: 0 14px 32px rgba(17,17,17,.22); transition: transform .4s var(--ease); }
.fab:hover{ transform: scale(1.08) translateY(-2px); }
.fab svg{ width:25px; height:25px; color:#fff; }
.fab-wa{ background:#25D366; }
.fab-call{ background: var(--secondary); }
.fab-top{ width:44px; height:44px; background:#fff; border:1px solid var(--grey-line); opacity:0; visibility:hidden; transform: translateY(10px); transition: all .4s var(--ease-soft); }
.fab-top.show{ opacity:1; visibility:visible; transform:translateY(0); }
.fab-top svg{ width:18px; height:18px; color: var(--dark); }

/* ============ Reveal animations ============ */
.rv{ opacity:0; transition: opacity 1s var(--ease-soft), transform 1s var(--ease-soft); will-change: transform, opacity; }
.rv-up{ transform: translateY(46px); }
.rv-left{ transform: translateX(-56px); }
.rv-right{ transform: translateX(56px); }
.rv-scale{ transform: scale(.94); }
.rv.in{ opacity:1; transform: translate(0,0) scale(1); }
.d1{ transition-delay:.08s; } .d2{ transition-delay:.16s; } .d3{ transition-delay:.24s; } .d4{ transition-delay:.32s; } .d5{ transition-delay:.4s; } .d6{ transition-delay:.48s; }

/* ============ Page header (inner pages) ============ */
.page-head{ position:relative; padding: clamp(150px,18vw,220px) 0 clamp(70px,8vw,110px); overflow:hidden; background: var(--dark); }
.page-head-media{ position:absolute; inset:0; }
.page-head-media img{ width:100%; height:100%; object-fit:cover; opacity:.42; }
.page-head-media::after{ content:''; position:absolute; inset:0; background: linear-gradient(180deg, rgba(4,10,7,.5), rgba(4,10,7,.92)); }
.crumbs{ position:relative; z-index:1; display:flex; align-items:center; gap:8px; font-size:.82rem; color: rgba(255,255,255,.6); margin-top:20px; }
.crumbs a{ color: rgba(255,255,255,.72); } .crumbs a:hover{ color:#fff; }
.page-head h1{ position:relative; z-index:1; color:#fff; font-size: clamp(2.4rem,5vw,4.2rem); max-width:16ch; }
.page-head .lede{ position:relative; z-index:1; color: rgba(255,255,255,.7); margin-top:18px; }

/* ============ Filter tabs ============ */
.filters{ display:flex; gap:10px; flex-wrap:wrap; }
.filter-btn{ padding: 11px 22px; border-radius:999px; border:1.5px solid var(--grey-line); background:#fff; font-size:.86rem; font-weight:600; color: var(--grey); transition: all .4s var(--ease-soft); }
.filter-btn:hover{ border-color: var(--primary); color: var(--primary); }
.filter-btn.active{ background: var(--dark); border-color: var(--dark); color:#fff; }

/* ============ Masonry gallery (projects page) ============ */
.masonry{ column-count: 3; column-gap: 22px; }
.masonry-item{ break-inside: avoid; margin-bottom: 22px; border-radius: var(--radius-m); overflow:hidden; position:relative; box-shadow: var(--shadow-s); cursor: zoom-in; }
.masonry-item img{ width:100%; display:block; transition: transform 1s var(--ease-soft); }
.masonry-item:hover img{ transform: scale(1.06); }
.masonry-item .m-info{ position:absolute; inset:0; background: linear-gradient(180deg, transparent 50%, rgba(4,10,7,.88)); opacity:0; transition: opacity .4s; display:flex; flex-direction:column; justify-content:flex-end; padding:20px; }
.masonry-item:hover .m-info{ opacity:1; }
.m-info .tag{ align-self:flex-start; background: var(--secondary); color:#fff; font-size:.65rem; font-weight:700; text-transform:uppercase; letter-spacing:.06em; padding:4px 11px; border-radius:999px; margin-bottom:8px; }
.m-info h4{ color:#fff; font-size:1rem; }
.m-meta{ display:flex; gap:12px; margin-top:6px; flex-wrap:wrap; }
.m-meta span{ font-size:.72rem; color: rgba(255,255,255,.72); display:flex; align-items:center; gap:5px; }
.m-meta svg{ width:12px; height:12px; }
.masonry-item.hide{ display:none; }

/* ============ Lightbox ============ */
.lightbox{ position:fixed; inset:0; background: rgba(4,8,6,.94); z-index:1000; display:flex; align-items:center; justify-content:center; opacity:0; visibility:hidden; transition: opacity .4s, visibility .4s; }
.lightbox.open{ opacity:1; visibility:visible; }
.lightbox img{ max-width:88vw; max-height:82vh; border-radius:12px; box-shadow: 0 30px 80px rgba(0,0,0,.5); }
.lb-close, .lb-prev, .lb-next{ position:absolute; width:50px; height:50px; border-radius:50%; background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.2); display:flex; align-items:center; justify-content:center; transition: background .3s; }
.lb-close:hover, .lb-prev:hover, .lb-next:hover{ background: var(--secondary); }
.lb-close svg,.lb-prev svg,.lb-next svg{ width:20px; height:20px; color:#fff; }
.lb-close{ top:28px; right:28px; }
.lb-prev{ left:28px; top:50%; transform: translateY(-50%); }
.lb-next{ right:28px; top:50%; transform: translateY(-50%); }

/* ============ Timeline (about) ============ */
.timeline{ position:relative; max-width: 760px; margin-inline:auto; }
.timeline::before{ content:''; position:absolute; left:29px; top:8px; bottom:8px; width:2px; background: var(--grey-line); }
.tl-item{ position:relative; padding-left: 78px; margin-bottom: 46px; }
.tl-item:last-child{ margin-bottom:0; }
.tl-dot{ position:absolute; left:0; top:0; width:60px; height:60px; border-radius:50%; background:#fff; border:2px solid var(--primary); color: var(--primary); display:flex; align-items:center; justify-content:center; font-family: var(--font-head); font-weight:800; font-size:1rem; box-shadow: var(--shadow-s); }
.tl-item h4{ font-size:1.15rem; margin-bottom:6px; }
.tl-item p{ color: var(--grey); font-size:.94rem; line-height:1.65; }

/* ============ Values grid ============ */
.value-card{ padding: 34px 28px; border-radius: var(--radius-l); background:#fff; border:1px solid var(--grey-line); transition: all .5s var(--ease-soft); }
.value-card:hover{ border-color: var(--primary); box-shadow: var(--shadow-m); transform: translateY(-6px); }

/* ============ Team ============ */
.team-card{ text-align:center; }
.team-photo{ border-radius: var(--radius-l); overflow:hidden; aspect-ratio: 1/1.05; margin-bottom:18px; position:relative; }
.team-photo img{ width:100%; height:100%; object-fit:cover; transition: transform .8s var(--ease-soft); }
.team-card:hover .team-photo img{ transform: scale(1.07); }
.team-card h4{ font-size:1.05rem; } .team-card span{ font-size:.82rem; color: var(--primary); font-weight:600; }

/* ============ Certificates strip ============ */
.cert-strip{ display:flex; gap:20px; overflow:hidden; }
.cert-item{ flex:1; border-radius: var(--radius-m); overflow:hidden; aspect-ratio: 4/3; box-shadow: var(--shadow-s); }
.cert-item img{ width:100%; height:100%; object-fit:cover; }

/* ============ Services detail rows ============ */
.svc-row{ display:grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,6vw,90px); align-items:center; padding: clamp(50px,7vw,90px) 0; border-bottom:1px solid var(--grey-line); }
.svc-row:last-child{ border-bottom:none; }
.svc-row.rev .svc-media{ order:2; }
.svc-media{ border-radius: var(--radius-l); overflow:hidden; box-shadow: var(--shadow-l); aspect-ratio: 5/4; position:relative; }
.svc-media img{ width:100%; height:100%; object-fit:cover; }
.svc-index{ font-family: var(--font-head); font-weight:800; color: var(--primary-tint); font-size:5.5rem; line-height:1; margin-bottom:6px; -webkit-text-stroke: 1.5px rgba(11,125,62,.22); color: transparent; }
.svc-benefits{ display:grid; gap:12px; margin-top:24px; }
.svc-benefits li{ display:flex; gap:12px; align-items:center; font-size:.95rem; }
.svc-benefits svg{ width:19px; height:19px; color: var(--secondary); flex:none; }

/* ============ Contact page ============ */
.contact-wrap{ display:grid; grid-template-columns: 1.1fr .9fr; gap: 60px; }
.form-card{ background:#fff; border-radius: var(--radius-xl); padding: clamp(30px,4vw,54px); box-shadow: var(--shadow-l); }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field{ margin-bottom:20px; }
.field label{ display:block; font-size:.82rem; font-weight:600; margin-bottom:9px; color: var(--dark); }
.field input, .field select, .field textarea{
  width:100%; padding: 15px 18px; border-radius: 14px; border:1.5px solid var(--grey-line); background: var(--light);
  font-family: var(--font-body); font-size:.94rem; color: var(--dark); transition: border-color .35s, background .35s, box-shadow .35s;
}
.field input:focus, .field select:focus, .field textarea:focus{ outline:none; border-color: var(--primary); background:#fff; box-shadow: 0 0 0 4px rgba(11,125,62,.1); }
.field textarea{ resize: vertical; min-height:120px; }
.form-note{ font-size:.78rem; color: var(--grey-soft); margin-top:14px; }

.info-card{ background: var(--primary-dark); color:#fff; border-radius: var(--radius-xl); padding: clamp(30px,4vw,46px); position:relative; overflow:hidden; }
.office{ display:flex; gap:16px; padding: 20px 0; border-bottom:1px solid rgba(255,255,255,.12); }
.office:first-of-type{ padding-top:0; }
.office .ic{ width:44px; height:44px; border-radius:12px; background: rgba(255,255,255,.1); display:flex; align-items:center; justify-content:center; flex:none; }
.office .ic svg{ width:20px; height:20px; color: var(--secondary); }
.office h4{ color:#fff; font-size:.98rem; margin-bottom:6px; }
.office p{ color: rgba(255,255,255,.68); font-size:.88rem; line-height:1.6; }
.map-embed{ border-radius: var(--radius-l); overflow:hidden; margin-top:26px; box-shadow: var(--shadow-m); }
.map-embed iframe{ width:100%; height:260px; border:0; display:block; filter: grayscale(.15) contrast(1.05); }

.faq-item{ border-bottom:1px solid var(--grey-line); padding: 22px 0; }
.faq-q{ display:flex; justify-content:space-between; align-items:center; cursor:pointer; gap:20px; }
.faq-q h4{ font-size:1rem; font-weight:700; }
.faq-q svg{ width:20px; height:20px; color: var(--primary); flex:none; transition: transform .4s var(--ease-soft); }
.faq-item.open .faq-q svg{ transform: rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition: max-height .5s var(--ease-soft); }
.faq-a p{ color: var(--grey); font-size:.92rem; line-height:1.7; padding-top:14px; max-width:640px; }

/* ============ Counter format helper ============ */
.count-up{ display:inline-block; }

/* ============ Responsive ============ */
@media (max-width: 1100px){
  .grid-4{ grid-template-columns: repeat(2,1fr); }
  .grid-3{ grid-template-columns: repeat(2,1fr); }
  .stat-strip .container{ grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(3){ border-left:none; }
  .foot-top{ grid-template-columns: 1fr 1fr; }
  .masonry{ column-count:2; }
  .svc-row, .svc-row.rev{ grid-template-columns:1fr; }
  .svc-row.rev .svc-media{ order:0; }
  .contact-wrap{ grid-template-columns:1fr; }
}
@media (max-width: 860px){
  .nav-links, .nav-tel{ display:none; }
  .burger{ display:flex; }
  .split, .split.rev{ grid-template-columns:1fr; direction:ltr; }
  .proj-grid{ grid-template-columns: repeat(2,1fr); grid-auto-rows:160px; }
  .proj-item{ grid-column: span 2 !important; grid-row: span 2 !important; }
  .testi-track{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
}
@media (max-width: 640px){
  :root{ --gutter: 6vw; }
  .grid-4, .grid-3, .grid-2{ grid-template-columns:1fr; }
  .stat-strip .container{ grid-template-columns: repeat(2,1fr); }
  .foot-top{ grid-template-columns:1fr; gap:38px; }
  .masonry{ column-count:1; }
  .cert-strip{ flex-wrap:wrap; }
  .cert-item{ flex: 1 1 45%; }
  .hero-scroll{ display:none; }
}