/* ============================================================
   AKSHAYA WATER PROOFING — Stylesheet
   Design tokens: light blue + white premium palette
   ============================================================ */

:root{
  --primary:#1DA1F2;
  --primary-dark:#07507D;
  --secondary:#4FC3F7;
  --accent:#1DA1F2;
  --accent-dark:#0C74B0;
  --ink:#1F2937;
  --ink-soft:#4E6579;
  --white:#FFFFFF;
  --gray-50:#F8FCFF;
  --gray-100:#EAF7FF;
  --gray-200:#D6EFFB;
  --line:#DCEFFA;

  --font-display:"Fraunces", "Georgia", serif;
  --font-body:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --radius-sm:10px;
  --radius-md:18px;
  --radius-lg:28px;

  --shadow-sm:0 2px 10px rgba(29,161,242,0.08);
  --shadow-md:0 12px 40px rgba(29,161,242,0.14);
  --shadow-lg:0 24px 70px rgba(29,161,242,0.20);

  --ease:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important;scroll-behavior:auto !important;}
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--primary-dark);
  line-height:1.12;
  margin:0 0 .5em;
  font-weight:600;
  letter-spacing:-0.01em;
}

p{margin:0 0 1em;color:var(--ink-soft);}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
ul{margin:0;padding:0;list-style:none;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent-dark);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:26px;height:2px;
  background:var(--accent);
  display:inline-block;
}

.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-alt{background:var(--gray-50);}

.section-head{
  max-width:640px;
  margin:0 0 52px;
}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:15px 30px;
  border-radius:100px;
  font-weight:600;
  font-size:.95rem;
  border:1.5px solid transparent;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, color .3s, border-color .3s;
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:#fff;
  box-shadow:0 10px 26px rgba(29,161,242,.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(29,161,242,.45);background:var(--accent-dark);}
.btn-ghost{
  background:rgba(255,255,255,.08);
  color:#fff;
  border-color:rgba(255,255,255,.55);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{background:#fff;color:var(--primary-dark);border-color:#fff;transform:translateY(-3px);}
.btn-outline{
  background:transparent;
  color:var(--primary);
  border-color:var(--primary);
}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-3px);}
.btn-block{width:100%;}
.btn svg{width:18px;height:18px;flex:none;}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  padding:20px 0;
  transition:padding .35s var(--ease), background .35s var(--ease), box-shadow .35s var(--ease);
}
.site-header .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.site-header.scrolled{
  padding:12px 0;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  box-shadow:0 4px 24px rgba(29,161,242,.10);
}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:700;font-size:1.15rem;color:#fff;transition:color .35s;}
.site-header.scrolled .brand{color:var(--primary-dark);}
.brand-mark{
  height:44px;width:auto;flex:none;display:block;
  filter:drop-shadow(0 4px 10px rgba(29,161,242,.35));
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text small{font-family:var(--font-body);font-weight:600;font-size:.62rem;letter-spacing:.14em;color:var(--accent);text-transform:uppercase;}

.nav-links{display:flex;align-items:center;gap:36px;}
.nav-links a{
  font-size:.94rem;font-weight:600;color:#fff;
  position:relative;padding:4px 0;transition:color .35s;
}
.site-header.scrolled .nav-links a{color:var(--ink);}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--accent);
  transition:width .3s var(--ease);
}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--accent);}
.site-header.scrolled .nav-links a.active{color:var(--accent-dark);}

.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-call{
  display:flex;align-items:center;gap:8px;
  color:#fff;font-weight:700;font-size:.92rem;
  transition:color .35s;
}
.site-header.scrolled .nav-call{color:var(--primary-dark);}
.nav-call svg{width:18px;height:18px;color:var(--accent);}

.nav-toggle{
  display:none;flex-direction:column;gap:5px;
  width:38px;height:38px;border:none;background:none;
  align-items:center;justify-content:center;
}
.nav-toggle span{width:24px;height:2px;background:#fff;transition:all .3s;border-radius:2px;}
.site-header.scrolled .nav-toggle span{background:var(--primary-dark);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  color:#fff;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  transform:scale(1.08);
  animation:heroZoom 18s ease-out forwards;
}
@keyframes heroZoom{to{transform:scale(1);}}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(7,80,125,.78) 0%, rgba(7,80,125,.72) 45%, rgba(7,80,125,.92) 100%),
    linear-gradient(120deg, rgba(29,161,242,.55), rgba(79,195,247,.25));
}
.hero-content{position:relative;z-index:2;padding-top:120px;padding-bottom:90px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.3);
  backdrop-filter:blur(8px);
  padding:9px 18px;border-radius:100px;
  font-size:.82rem;font-weight:600;letter-spacing:.03em;
  margin-bottom:28px;
  opacity:0;animation:fadeUp .8s var(--ease) .1s forwards;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(29,161,242,.3);}
.hero h1{
  font-size:clamp(2.4rem,5.2vw,4.1rem);
  color:#fff;
  max-width:900px;
  margin-bottom:24px;
  opacity:0;animation:fadeUp .9s var(--ease) .25s forwards;
}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-sub{
  font-size:1.15rem;
  color:rgba(255,255,255,.88);
  max-width:600px;
  margin-bottom:40px;
  opacity:0;animation:fadeUp .9s var(--ease) .4s forwards;
}
.hero-actions{
  display:flex;gap:16px;flex-wrap:wrap;
  opacity:0;animation:fadeUp .9s var(--ease) .55s forwards;
  margin-bottom:64px;
}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,auto);
  gap:44px;
  border-top:1px solid rgba(255,255,255,.22);
  padding-top:34px;
  opacity:0;animation:fadeUp .9s var(--ease) .7s forwards;
}
.hero-stat b{
  display:block;font-family:var(--font-display);font-size:2.1rem;color:#fff;font-weight:700;
}
.hero-stat span{font-size:.82rem;color:rgba(255,255,255,.75);}

@keyframes fadeUp{
  from{opacity:0;transform:translateY(24px);}
  to{opacity:1;transform:translateY(0);}
}

/* floating whatsapp */
.float-whatsapp{
  position:fixed;right:24px;bottom:24px;z-index:900;
  width:60px;height:60px;border-radius:50%;
  background:#25D366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px rgba(37,211,102,.5);
  animation:pulse 2.4s ease-in-out infinite;
}
.float-whatsapp svg{width:30px;height:30px;fill:#fff;}
@keyframes pulse{
  0%,100%{box-shadow:0 10px 30px rgba(37,211,102,.5);}
  50%{box-shadow:0 10px 30px rgba(37,211,102,.5), 0 0 0 12px rgba(37,211,102,0);}
}

/* ---------- reveal-on-scroll ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s var(--ease), transform .8s var(--ease);}
.reveal.is-visible{opacity:1;transform:translateY(0);}
.reveal-stagger.is-visible > *{transition-delay:calc(var(--i,0) * 90ms);}

/* ---------- About ---------- */
.about-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
}
.about-media{position:relative;}
.about-media .frame-main{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);}
.about-media .frame-main img{aspect-ratio:4/3.1;object-fit:cover;}
.about-media .frame-float{
  position:absolute;
  bottom:-34px;right:-34px;
  width:52%;
  border-radius:var(--radius-md);
  overflow:hidden;
  border:6px solid var(--white);
  box-shadow:var(--shadow-md);
}
.about-media .frame-float img{aspect-ratio:5/4;object-fit:cover;}
.badge-guarantee{
  position:absolute;top:-24px;left:-24px;
  background:var(--primary);
  color:#fff;
  width:118px;height:118px;
  border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;
  box-shadow:var(--shadow-md);
  z-index:2;
}
.badge-guarantee b{font-family:var(--font-display);font-size:1.8rem;line-height:1;}
.badge-guarantee span{font-size:.62rem;text-transform:uppercase;letter-spacing:.08em;margin-top:2px;}

.about-copy p:last-of-type{margin-bottom:28px;}
.about-points{display:grid;gap:16px;margin-bottom:32px;}
.about-point{display:flex;gap:14px;align-items:flex-start;}
.about-point .tick{
  flex:none;width:26px;height:26px;border-radius:50%;
  background:rgba(29,161,242,.14);color:var(--accent-dark);
  display:flex;align-items:center;justify-content:center;
}
.about-point .tick svg{width:14px;height:14px;}
.about-point strong{color:var(--ink);font-size:.98rem;}

/* ---------- Home page water-themed background accents ---------- */
#why{
  background-image:url('../images/water-wave-bg.svg');
  background-repeat:no-repeat;
  background-position:right -60px bottom -40px;
  background-size:640px auto;
}
#materials{
  background-image:url('../images/water-flowlines-bg.svg');
  background-repeat:no-repeat;
  background-position:center top;
  background-size:1100px auto;
}
#testimonials{
  background-image:url('../images/water-ripple-bg.svg');
  background-repeat:no-repeat;
  background-position:left -80px top -80px;
  background-size:420px auto;
}

/* ---------- Why choose us cards ---------- */
.grid-4{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.why-card{
  background:rgba(255,255,255,.7);
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  padding:34px 28px;
  backdrop-filter:blur(10px);
  transition:transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
  position:relative;
  overflow:hidden;
}
.why-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg, rgba(79,195,247,.06), rgba(29,161,242,.05));
  opacity:0;transition:opacity .4s;
}
.why-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:transparent;}
.why-card:hover::before{opacity:1;}
.why-icon{
  width:54px;height:54px;border-radius:14px;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;position:relative;z-index:1;
  box-shadow:0 8px 20px rgba(29,161,242,.28);
}
.why-icon svg{width:26px;height:26px;color:#fff;}
.why-card h3{font-size:1.12rem;margin-bottom:8px;position:relative;z-index:1;}
.why-card p{margin:0;font-size:.92rem;position:relative;z-index:1;}

/* ---------- Services ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.service-card{
  border-radius:var(--radius-md);
  overflow:hidden;
  background:#fff;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--line);
  transition:transform .4s var(--ease), box-shadow .4s var(--ease);
  display:flex;flex-direction:column;
}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);}
.service-media{aspect-ratio:4/3;overflow:hidden;position:relative;}
.service-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.service-card:hover .service-media img{transform:scale(1.08);}
.service-tag{
  position:absolute;top:16px;left:16px;
  background:rgba(29,161,242,.85);color:#fff;
  font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:6px 12px;border-radius:100px;backdrop-filter:blur(6px);
}
.service-body{padding:26px 24px 28px;flex:1;display:flex;flex-direction:column;}
.service-body h3{font-size:1.15rem;margin-bottom:8px;}
.service-body p{font-size:.92rem;flex:1;}
.service-link{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:700;font-size:.86rem;color:var(--primary);
  margin-top:12px;
}
.service-link svg{width:15px;height:15px;transition:transform .3s;}
.service-card:hover .service-link svg{transform:translateX(4px);}

/* ---------- Materials ---------- */
.materials-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
}
.material-chip{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:22px 20px;
  display:flex;align-items:center;gap:14px;
  transition:box-shadow .35s, transform .35s, border-color .35s;
}
.material-chip:hover{box-shadow:var(--shadow-sm);transform:translateY(-4px);border-color:var(--secondary);}
.material-chip .m-icon{
  flex:none;width:42px;height:42px;border-radius:10px;
  background:var(--gray-100);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
}
.material-chip .m-icon svg{width:20px;height:20px;}
.material-chip span{font-weight:600;font-size:.9rem;color:var(--ink);}

/* ---------- Process ---------- */
.process-wrap{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:60px;
  align-items:center;
}
.process-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);}
.process-media img{aspect-ratio:3/4;object-fit:cover;}
.process-steps{position:relative;}
.process-step{
  display:flex;gap:22px;padding:22px 0;
  border-bottom:1px solid var(--line);
}
.process-step:last-child{border-bottom:none;}
.process-num{
  flex:none;width:46px;height:46px;border-radius:50%;
  background:var(--gray-100);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:700;font-size:1.1rem;
  transition:background .35s,color .35s;
}
.process-step:hover .process-num{background:var(--accent);color:#fff;}
.process-step h4{margin-bottom:4px;font-size:1.04rem;}
.process-step p{margin:0;font-size:.9rem;}

/* ---------- Guarantee ---------- */
.guarantee{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:linear-gradient(120deg,var(--primary-dark),var(--primary) 55%, var(--secondary));
  padding:64px;
  color:#fff;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:50px;
  align-items:center;
}
.guarantee::before{
  content:"";position:absolute;
  width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle, rgba(29,161,242,.25), transparent 70%);
  top:-160px;right:-120px;
}
.guarantee-badge{
  font-family:var(--font-display);
  font-size:clamp(3.4rem,7vw,5.6rem);
  font-weight:700;color:#fff;line-height:1;
  position:relative;
}
.guarantee-badge span{display:block;font-family:var(--font-body);font-size:1.05rem;font-weight:600;color:rgba(255,255,255,.85);margin-top:10px;}
.guarantee h2{color:#fff;position:relative;}
.guarantee-list{display:grid;gap:14px;position:relative;}
.guarantee-list li{display:flex;gap:12px;align-items:flex-start;font-size:.96rem;color:rgba(255,255,255,.92);}
.guarantee-list svg{flex:none;width:20px;height:20px;color:var(--accent);margin-top:2px;}

/* ---------- Gallery ---------- */
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  grid-auto-rows:140px;
  gap:14px;
}
.gallery-grid a{
  border-radius:14px;overflow:hidden;position:relative;display:block;
}
.gallery-grid img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.gallery-grid a:hover img{transform:scale(1.1);}
.gallery-grid a::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg, rgba(7,80,125,.55), transparent 55%);
  opacity:0;transition:opacity .35s;
}
.gallery-grid a:hover::after{opacity:1;}
.g-tall{grid-row:span 2;}
.g-wide{grid-column:span 2;}

/* ---------- Testimonials ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.testi-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:32px 28px;box-shadow:var(--shadow-sm);
}
.stars{color:var(--accent);letter-spacing:2px;margin-bottom:16px;font-size:1rem;}
.testi-card p{color:var(--ink);font-size:.96rem;font-style:italic;}
.testi-person{display:flex;align-items:center;gap:12px;margin-top:20px;}
.testi-avatar{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;
}
.testi-person b{display:block;font-size:.92rem;color:var(--ink);}
.testi-person span{font-size:.78rem;color:var(--ink-soft);}

/* ---------- CTA banner ---------- */
.cta-banner{
  border-radius:var(--radius-lg);
  background:
    linear-gradient(120deg, rgba(7,80,125,.92), rgba(29,161,242,.88)),
    url('../images/hero-bg.jpeg') center/cover;
  padding:70px 60px;
  color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  flex-wrap:wrap;
}
.cta-banner h2{color:#fff;margin-bottom:8px;}
.cta-banner p{color:rgba(255,255,255,.82);margin:0;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- Footer ---------- */
.site-footer{background:var(--primary-dark);color:rgba(255,255,255,.75);padding-top:76px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:48px;
  padding-bottom:56px;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand .brand{color:#fff;margin-bottom:16px;}
.footer-brand p{color:rgba(255,255,255,.65);font-size:.92rem;max-width:280px;}
.footer-social{display:flex;gap:12px;margin-top:18px;}
.footer-social a{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:center;
  transition:background .3s, transform .3s;
}
.footer-social a:hover{background:var(--accent);transform:translateY(-3px);}
.footer-social svg{width:17px;height:17px;color:#fff;}
.footer-col h4{color:#fff;font-family:var(--font-body);font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:20px;}
.footer-col ul{display:grid;gap:12px;}
.footer-col a{font-size:.92rem;color:rgba(255,255,255,.68);transition:color .3s;}
.footer-col a:hover{color:var(--accent);}
.footer-col .fcontact{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;color:rgba(255,255,255,.68);}
.footer-col .fcontact svg{flex:none;width:17px;height:17px;color:var(--accent);margin-top:2px;}
.footer-bottom{
  padding:26px 0;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
  font-size:.84rem;color:rgba(255,255,255,.5);
}

/* ---------- Page banner (services/contact) ---------- */
.page-banner{
  position:relative;color:#fff;padding:190px 0 90px;
  background:
    linear-gradient(180deg, rgba(7,80,125,.82), rgba(29,161,242,.88)),
    url('../images/hero-bg.jpeg') center/cover;
  overflow:hidden;
}
.page-banner .container{position:relative;z-index:2;}
.crumbs{display:flex;gap:8px;align-items:center;font-size:.86rem;color:rgba(255,255,255,.75);margin-bottom:18px;}
.crumbs .sep{opacity:.5;}
.crumbs .cur{color:var(--accent);}
.page-banner h1{color:#fff;font-size:clamp(2.1rem,4.4vw,3.2rem);max-width:680px;margin-bottom:14px;}
.page-banner p{color:rgba(255,255,255,.82);max-width:560px;margin:0;}

/* ---------- Detailed services (page 2) ---------- */
.dservice{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:56px;
  align-items:center;
  padding:56px 0;
  border-bottom:1px solid var(--line);
}
.dservice:last-child{border-bottom:none;}
.dservice:nth-child(even) .dservice-media{order:2;}
.dservice-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);}
.dservice-media img{aspect-ratio:4/3;object-fit:cover;}
.dservice-num{font-family:var(--font-display);font-size:.85rem;font-weight:700;color:var(--accent-dark);letter-spacing:.1em;margin-bottom:12px;text-transform:uppercase;}
.dservice-copy ul{display:grid;gap:10px;margin:22px 0 0;}
.dservice-copy li{display:flex;gap:10px;font-size:.92rem;color:var(--ink-soft);align-items:flex-start;}
.dservice-copy li svg{flex:none;width:17px;height:17px;color:var(--secondary);margin-top:2px;}

/* ---------- Timeline (page 2) ---------- */
.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:0;position:relative;}
.timeline::before{
  content:"";position:absolute;top:26px;left:8%;right:8%;height:2px;
  background:repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px);
}
.tl-step{text-align:center;position:relative;padding:0 8px;}
.tl-dot{
  width:54px;height:54px;border-radius:50%;
  background:#fff;border:2px solid var(--secondary);color:var(--primary);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
  font-family:var(--font-display);font-weight:700;position:relative;z-index:1;
  transition:background .35s, color .35s, transform .35s;
}
.tl-step:hover .tl-dot{background:var(--accent);border-color:var(--accent);color:#fff;transform:scale(1.08);}
.tl-step h4{font-size:.94rem;margin-bottom:6px;}
.tl-step p{font-size:.8rem;margin:0;}

/* ---------- Tech spec table ---------- */
.tech-panel{
  display:grid;grid-template-columns:1fr 1fr;
  gap:40px;align-items:center;
}
.spec-list{display:grid;gap:0;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line);}
.spec-row{
  display:flex;justify-content:space-between;
  padding:20px 26px;
  background:#fff;
}
.spec-row:nth-child(even){background:var(--gray-50);}
.spec-row span:first-child{color:var(--ink-soft);font-size:.92rem;}
.spec-row span:last-child{font-weight:700;color:var(--primary-dark);}

.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.benefit-chip{
  text-align:center;padding:32px 20px;
  border-radius:var(--radius-md);
  background:#fff;border:1px solid var(--line);
  transition:transform .35s, box-shadow .35s;
}
.benefit-chip:hover{transform:translateY(-6px);box-shadow:var(--shadow-sm);}
.benefit-chip .why-icon{margin:0 auto 16px;}
.benefit-chip h4{font-size:.98rem;margin:0;}

/* ---------- Contact page ---------- */
.contact-wrap{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:56px;
  align-items:flex-start;
}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 34px;box-shadow:var(--shadow-sm);
}
.contact-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);}
.contact-item:last-of-type{border-bottom:none;}
.contact-item .c-icon{
  flex:none;width:46px;height:46px;border-radius:12px;
  background:var(--gray-100);color:var(--primary);
  display:flex;align-items:center;justify-content:center;
}
.contact-item .c-icon svg{width:21px;height:21px;}
.contact-item h4{margin:0 0 4px;font-size:.96rem;}
.contact-item p{margin:0;font-size:.9rem;}
.hours-table{display:grid;gap:10px;margin-top:6px;}
.hours-table div{display:flex;justify-content:space-between;font-size:.9rem;color:var(--ink-soft);padding:4px 0;}
.hours-table strong{color:var(--ink);}

.map-frame{
  margin-top:26px;
  border-radius:var(--radius-md);
  overflow:hidden;border:1px solid var(--line);
  aspect-ratio:16/10;
}
.map-frame iframe{width:100%;height:100%;border:0;}

.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px;box-shadow:var(--shadow-sm);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.field.full{grid-column:1/-1;}
.field label{font-size:.86rem;font-weight:600;color:var(--ink);}
.field input,.field select,.field textarea{
  border:1.5px solid var(--line);
  border-radius:12px;
  padding:13px 16px;
  font-family:inherit;
  font-size:.94rem;
  color:var(--ink);
  background:var(--gray-50);
  transition:border-color .3s, box-shadow .3s, background .3s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--secondary);background:#fff;
  box-shadow:0 0 0 4px rgba(79,195,247,.14);
}
.field textarea{resize:vertical;min-height:120px;}
.field .err{font-size:.78rem;color:#D93838;display:none;}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#D93838;}
.field.invalid .err{display:block;}
.form-note{font-size:.82rem;color:var(--ink-soft);margin-top:4px;}
.form-success{
  display:none;
  background:rgba(79,195,247,.08);
  border:1px solid var(--secondary);
  border-radius:14px;
  padding:20px 22px;
  align-items:center;gap:14px;
  margin-bottom:24px;
  color:var(--primary-dark);font-weight:600;font-size:.94rem;
}
.form-success.show{display:flex;}
.form-success svg{width:24px;height:24px;color:var(--secondary);flex:none;}

/* ---------- Counters ---------- */
.counter{font-variant-numeric:tabular-nums;}

/* ---------- Scroll top ---------- */
.scroll-top{
  position:fixed;right:24px;bottom:96px;z-index:899;
  width:46px;height:46px;border-radius:50%;
  background:var(--primary);color:#fff;border:none;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-md);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .35s, transform .35s;
}
.scroll-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}
.scroll-top svg{width:18px;height:18px;}

/* =================== Responsive =================== */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .materials-strip{grid-template-columns:repeat(2,1fr)}
  .about-grid,.process-wrap,.tech-panel,.contact-wrap{grid-template-columns:1fr;gap:42px;}
  .dservice{grid-template-columns:1fr;gap:32px;}
  .dservice:nth-child(even) .dservice-media{order:0;}
  .guarantee{grid-template-columns:1fr;padding:48px 32px;text-align:left;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .gallery-grid{grid-template-columns:repeat(3,1fr);}
  .benefit-grid{grid-template-columns:repeat(2,1fr);}
  .testi-grid{grid-template-columns:1fr;}
}

@media (max-width:860px){
  .nav-links{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,80vw);
    background:#fff;flex-direction:column;align-items:flex-start;
    padding:110px 32px 32px;gap:26px;
    box-shadow:-10px 0 40px rgba(0,0,0,.18);
    transform:translateX(100%);transition:transform .4s var(--ease);
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{color:var(--ink) !important;font-size:1.05rem;}
  .nav-toggle{display:flex;}
  .nav-call span{display:none;}
  .hero-stats{grid-template-columns:repeat(2,auto);row-gap:24px;}
  .timeline{grid-template-columns:repeat(3,1fr);row-gap:36px;}
  .timeline::before{display:none;}
}

@media (max-width:680px){
  .section{padding:64px 0;}
  .grid-4,.grid-3,.materials-strip,.benefit-grid{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:120px;}
  .g-wide{grid-column:span 2;}
  .cta-banner{padding:40px 26px;flex-direction:column;text-align:center;justify-content:center;}
  .form-grid{grid-template-columns:1fr;}
  .form-card{padding:28px 22px;}
  .about-media .frame-float{width:58%;bottom:-20px;right:-16px;}
  .badge-guarantee{width:92px;height:92px;top:-16px;left:-16px;}
  .badge-guarantee b{font-size:1.4rem;}
  .timeline{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr;gap:36px;}
  .hero-content{padding-top:110px;}
}