/* ============================================================
   TAKKAR INDUSTRIES : one-page site
   Palette drawn from the brand mark: deep navy, swirl blue,
   leaf green. Image-led layout, interactive components.
   ============================================================ */

:root{
  --navy:        #0D2038;
  --navy-deep:   #071527;
  --navy-tint:   #E9EEF3;
  --blue:        #1D6FAE;
  --blue-bright: #2C86CC;
  --blue-tint:   #EAF3FA;
  --green:       #58A032;
  --green-deep:  #3B7A1E;
  --green-tint:  #EEF6E7;

  --paper:       #FAFAF8;
  --paper-alt:   #F1F1EC;
  --ink:         #17222C;
  --ink-soft:    #52606B;
  --line:        #E2E3DC;
  --white:       #FFFFFF;

  --font-display: 'Sora', 'Segoe UI', sans-serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;

  --radius: 8px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px rgba(13,32,56,0.08);
  --shadow-md: 0 14px 34px rgba(13,32,56,0.14);
  --shadow-lg: 0 24px 60px rgba(7,21,39,0.35);
  --container: 1200px;
  --ease: cubic-bezier(.22,.61,.36,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.66;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family: inherit; }
svg{ width:1em; height:1em; fill: currentColor; }
h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.14;
  margin: 0 0 .5em;
  letter-spacing: -0.015em;
}
h1{ font-size: clamp(2.2rem, 4.4vw, 3.6rem); font-weight: 700; }
h2{ font-size: clamp(1.7rem, 2.8vw, 2.4rem); font-weight: 700; }
h3{ font-size: 1.25rem; font-weight: 700; }
p{ margin: 0 0 1em; }
.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- placeholder image blocks ---------- */
.ph-img{
  background-color: var(--navy-tint);
  background-image:
    linear-gradient(135deg, rgba(29,111,174,0.10), rgba(88,160,50,0.10)),
    repeating-linear-gradient(135deg, rgba(13,32,56,0.05) 0 2px, transparent 2px 14px);
  background-size: cover, auto;
  background-position: center, center;
  background-repeat: no-repeat, repeat;
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green-deep);
  margin: 0 0 .9em;
}
.eyebrow::before{
  content:"";
  width: 22px; height: 2px;
  background: var(--green);
  display:inline-block;
}
.eyebrow-light{ color: #9FD3A6; }
.eyebrow-light::before{ background: #9FD3A6; }

.section-head{ max-width: 640px; margin-bottom: 44px; }
.section-title{ margin-bottom: .35em; }
.lead-copy{ color: var(--ink-soft); max-width: 46em; }
.lead-copy-light{ color: #C4D2DE; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: .9em 1.8em;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .93rem;
  letter-spacing: .01em;
  border: 1.5px solid transparent;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), background-color .18s var(--ease), color .18s var(--ease);
  cursor:pointer;
}
.btn-primary{
  background: var(--green);
  color: var(--white);
  box-shadow: 0 10px 24px rgba(88,160,50,0.30);
}
.btn-primary:hover{ background: var(--green-deep); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(88,160,50,0.36); }
.btn-ghost{
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
  background: rgba(255,255,255,0.06);
}
.btn-ghost:hover{ background: rgba(255,255,255,0.16); transform: translateY(-2px); }
.btn-block{ width:100%; border-radius: var(--radius); }

.text-link{
  display:inline-flex;
  align-items:center;
  gap: .5em;
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--blue);
  padding-bottom:2px;
  border-bottom: 1.5px solid transparent;
  transition: border-color .18s ease, gap .18s ease;
}
.text-link svg{ width: 18px; height:18px; transition: transform .18s ease; }
.text-link:hover{ border-color: var(--blue); gap:.75em; }

/

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(250,250,248,0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .2s ease;
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  height: 150px;
  padding: 20px 0;
}
.brand{ display:flex; align-items:center; }
.brand-logo{ height: 150px; width: auto; max-width: 650px; object-fit: contain; }

.site-nav{ display:flex; align-items:center; gap: 1.9rem; }
.site-nav a{
  font-family: var(--font-display);
  font-size: .99rem;
  font-weight: 600;
  color: var(--ink);
  position:relative;
  padding: 6px 0;
}
.site-nav a:not(.nav-cta)::after{
  content:"";
  position:absolute; left:0; right:100%; bottom:0;
  height:2px; background: var(--green);
  transition: right .22s var(--ease);
}
.site-nav a:not(.nav-cta):hover::after{ right:0; }
.nav-cta{
  background: var(--green);
  color: var(--white) !important;
  padding: .6em 1.3em;
  border-radius: 999px;
}
.nav-cta:hover{ background: var(--green-deep); }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width: 40px; height: 40px; background:none; border:none; cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; background: var(--navy); border-radius:2px; transition: transform .2s ease, opacity .2s ease; }
.nav-toggle.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2){ opacity:0; }
.nav-toggle.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO SLIDER
   ============================================================ */
.hero{
  position: relative;
  height: min(88vh, 780px);
  min-height: 560px;
  overflow: hidden;
  color: var(--white);
}
.hero-slides{ position:absolute; inset:0; }
.hero-slide{
  position:absolute; inset:0;
  opacity:0;
  transform: scale(1.08);
  transition: opacity 1.1s ease, transform 6s linear;
}
.hero-slide.is-active{ opacity:1; transform: scale(1); }
.hero-scrim{
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(7,21,39,0.92) 0%, rgba(7,21,39,0.72) 45%, rgba(7,21,39,0.45) 100%),
    linear-gradient(0deg, rgba(7,21,39,0.85) 0%, rgba(7,21,39,0) 30%);
}
.hero-inner{
  position:relative;
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:center;
  max-width: 760px;
  padding-top: 40px;
}
.hero h1{ color: var(--white); margin-bottom:.5em; }
.hero h1 span{ color:#A7DFAE; display:block; }
.hero-lead{ font-size: 1.08rem; color:#C4D2DE; max-width: 40em; }
.hero-actions{ display:flex; gap: 1rem; margin-top: 1.5rem; flex-wrap: wrap; }

.hero-dots{
  position:absolute; left: 28px; bottom: 28px; z-index:5;
  display:flex; gap:.5rem;
}
.hero-dot{
  width: 34px; height:4px; border-radius: 2px;
  background: rgba(255,255,255,0.35);
  border:none; cursor:pointer; padding:0;
  transition: background .2s ease;
}
.hero-dot.is-active{ background: var(--green); }

.scroll-cue{
  position:absolute; right: 28px; bottom: 28px; z-index:5;
  width: 44px; height:44px;
  border: 1px solid rgba(255,255,255,0.4);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color: var(--white);
  animation: bob 2.2s ease-in-out infinite;
}
@keyframes bob{ 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(6px);} }

/* ---------- floating stat strip ---------- */
.stat-float{ position:relative; z-index: 10; margin-top: -64px; }
.stat-float-inner{
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  overflow:hidden;
}
.stat{ padding: 30px 24px; text-align:center; border-left: 1px solid var(--line); }
.stat:first-child{ border-left:none; }
.stat-num{
  display:block; font-family: var(--font-display);
  font-size: 1.9rem; font-weight: 700; color: var(--navy);
}
.stat-num-text{ font-size: 1.25rem; }
.stat-label{ display:block; font-size: .78rem; color: var(--ink-soft); margin-top:.3em; }

/* ============================================================
   GENERIC SECTION
   ============================================================ */
.section{ padding: 110px 0 96px; }
.section-alt{ background: var(--paper-alt); }
.section-dark{
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
}
.section-dark h2{ color: var(--white); }

/* ---------- about ---------- */
.about-grid{
  display:grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 60px;
  align-items:center;
}
.about-media{
  position:relative;
  display:grid;
  grid-template-columns: 1fr;
}
.about-media-main{
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.about-media-sub{
  position:absolute;
  width: 46%;
  aspect-ratio: 4/3;
  right: -8%;
  bottom: -10%;
  border-radius: var(--radius);
  border: 6px solid var(--paper);
  box-shadow: var(--shadow-md);
}
.about-copy p{ color: var(--ink-soft); }
.check-list{ margin: 1.4em 0 1.6em; display:flex; flex-direction:column; gap:.7em; }
.check-list li{
  display:flex; align-items:flex-start; gap:.7em;
  font-size: .95rem; color: var(--ink);
}
.check-list li::before{
  content:"";
  flex: none;
  width: 20px; height:20px;
  margin-top: .1em;
  border-radius: 50%;
  background: var(--green-tint);
  background-image: linear-gradient(135deg, var(--green), var(--green-deep));
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/70% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='black' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/70% no-repeat;
}

/* ---------- tabs ---------- */
.tab-buttons{ display:inline-flex; gap: .4rem; background: var(--white); padding: 6px; border-radius: 999px; box-shadow: var(--shadow-sm); margin-bottom: 40px; }
.tab-btn{
  border:none; background:transparent; cursor:pointer;
  padding: .75em 1.5em; border-radius: 999px;
  font-family: var(--font-display); font-weight: 600; font-size: .9rem;
  color: var(--ink-soft);
  transition: background .2s ease, color .2s ease;
}
.tab-btn.is-active{ background: var(--navy); color: var(--white); }

.tab-panel{ display:none; grid-template-columns: .95fr 1.05fr; gap: 52px; align-items:center; }
.tab-panel.is-active{ display:grid; animation: fadeUp .5s var(--ease); }
@keyframes fadeUp{ from{ opacity:0; transform: translateY(14px);} to{ opacity:1; transform:none; } }
.tab-media{ aspect-ratio: 4/3; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.tab-copy p{ color: var(--ink-soft); }
.tag-list{ display:flex; flex-wrap:wrap; gap: .6rem; margin-top: 1.2rem; }
.tag-list li{
  font-family: var(--font-display); font-size: .82rem; font-weight: 600;
  color: var(--blue); background: var(--blue-tint);
  padding: .55em 1em; border-radius: 999px;
  transition: background .18s ease, color .18s ease, transform .18s ease;
}
.tag-list li:hover{ background: var(--blue); color: var(--white); transform: translateY(-2px); }

/* ---------- capability (why choose us) image cards ---------- */
.capability-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.capability-card{
  position:relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  overflow:hidden;
  isolation:isolate;
  box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.capability-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-md); }
.capability-scrim{
  position:absolute; inset:0; z-index:1;
  background: linear-gradient(0deg, rgba(7,21,39,0.92) 10%, rgba(7,21,39,0.35) 55%, rgba(7,21,39,0.15) 100%);
  transition: background .3s ease;
}
.capability-card:hover .capability-scrim{ background: linear-gradient(0deg, rgba(59,122,30,0.92) 10%, rgba(7,21,39,0.4) 60%, rgba(7,21,39,0.15) 100%); }
.capability-body{
  position:relative; z-index:2;
  height:100%;
  display:flex; flex-direction:column; justify-content:flex-end;
  padding: 28px 26px;
  color: var(--white);
}
.capability-icon{
  width: 48px; height:48px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 10px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.3);
  margin-bottom: 16px;
}
.capability-icon svg{ width:24px; height:24px; }
.capability-body h3{ color: var(--white); margin-bottom:.4em; }
.capability-body p{
  color:#CBD8E2; font-size: .9rem; margin:0;
  max-height:0; opacity:0; overflow:hidden;
  transition: max-height .35s var(--ease), opacity .3s ease, margin-top .35s ease;
}
.capability-card:hover .capability-body p{ max-height: 140px; opacity:1; margin-top:.5em; }

/* ---------- certification strip ---------- */
.cert-strip{
  margin-top: 56px;
  display:flex; align-items:center; gap: 28px; flex-wrap:wrap;
  padding-top: 30px; border-top: 1px solid var(--line);
}
.cert-label{ font-family: var(--font-display); font-weight:600; color: var(--ink-soft); font-size:.85rem; letter-spacing:.04em; text-transform:uppercase; }
.cert-logos{ display:flex; gap: 20px; flex-wrap:wrap; }
.cert-logo{
  width: 127px; height: 110px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  
  background-size: 70%;
  background-repeat: no-repeat;
  background-position: center;
}
.cert-logo:hover{ filter:none; transform: translateY(-3px); box-shadow: var(--shadow-md); }

/* ---------- product range (hover reveal) ---------- */
.range-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.range-card{
  position:relative;
  border-radius: var(--radius);
  overflow:hidden;
  aspect-ratio: 1/1;
  box-shadow: var(--shadow-sm);
}
.range-media{ position:absolute; inset:0; transition: transform .4s var(--ease); }
.range-card:hover .range-media{ transform: scale(1.08); }
.range-info{
  position:absolute; inset:0;
  display:flex; flex-direction:column; justify-content:flex-end;
  padding: 16px;
  background: linear-gradient(0deg, rgba(7,21,39,0.9) 0%, rgba(7,21,39,0.15) 60%, transparent 100%);
  color: var(--white);
}
.range-tag{
  font-family: var(--font-display); font-weight:700; font-size:.78rem;
  letter-spacing:.08em; color: #A7DFAE; margin-bottom:.35em;
}
.range-text{
  font-size: .78rem; color:#DCE5EC; margin:0;
  max-height: 2.6em; overflow:hidden;
  transition: max-height .3s var(--ease);
  line-height: 1.35;
}
.range-card:hover .range-text{ max-height: 8em; }

/* ---------- lightbox gallery ---------- */
.lightbox-grid{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 160px;
  gap: 14px;
}
.lightbox-item{
  border:none; padding:0; cursor: zoom-in;
  border-radius: var(--radius);
  position:relative;
  overflow:hidden;
  transition: transform .3s var(--ease);
}
.lightbox-item.span-2{ grid-column: span 2; grid-row: span 2; }
.lightbox-item::after{
  content:"";
  position:absolute; inset:0;
  background: rgba(7,21,39,0);
  transition: background .2s ease;
}
.lightbox-item:hover::after{ background: rgba(7,21,39,0.18); }
.lightbox-item:hover{ transform: scale(1.02); }

.lightbox-modal{
  position: fixed; inset:0; z-index: 999;
  background: rgba(7,15,26,0.94);
  display:flex; align-items:center; justify-content:center;
  flex-direction:column;
  opacity:0; visibility:hidden;
  transition: opacity .25s ease;
}
.lightbox-modal.is-open{ opacity:1; visibility:visible; }
.lightbox-stage{
  width: min(78vw, 900px);
  height: min(64vh, 620px);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.lightbox-caption{ color:#C4D2DE; margin-top: 16px; font-size:.9rem; }
.lightbox-close{
  position:absolute; top: 24px; right: 28px;
  width: 44px; height:44px; border-radius:50%;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2);
  color: var(--white); font-size: 1.6rem; line-height:1;
  cursor:pointer;
}
.lightbox-nav{
  position:absolute; top:50%; transform: translateY(-50%);
  width: 52px; height:52px; border-radius:50%;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2);
  color: var(--white); font-size: 1.8rem; line-height:1;
  cursor:pointer;
  transition: background .2s ease;
}
.lightbox-nav:hover{ background: rgba(255,255,255,0.2); }
.lightbox-prev{ left: 24px; }
.lightbox-next{ right: 24px; }

/* ---------- industries served ---------- */
.industry-grid{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
}
.industry-card{
  position:relative;
  aspect-ratio: 3/4;
  border-radius: var(--radius);
  overflow:hidden;
  display:flex; align-items:flex-end;
  box-shadow: var(--shadow-sm);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.industry-card:hover{ transform: translateY(-5px); box-shadow: var(--shadow-md); }
.industry-scrim{
  position:absolute; inset:0;
  background: linear-gradient(0deg, rgba(7,21,39,0.88) 15%, rgba(7,21,39,0.15) 60%, transparent 100%);
}
.industry-card span{
  position:relative; z-index:1;
  color: var(--white);
  font-family: var(--font-display); font-weight:600; font-size: .92rem;
  padding: 16px 14px; line-height:1.3;
}

/* ---------- contact ---------- */
.contact-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items:start;
}
.contact-intro h2{ color: var(--white); max-width: 14ch; }
.contact-cards{ display:flex; flex-direction:column; gap: 16px; margin-top: 32px; }
.contact-card{
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius);
  padding: 22px 22px;
  transition: background .2s ease, border-color .2s ease;
}
.contact-card:hover{ background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.28); }
.contact-card h3{ color:#9FD3A6; font-size: .88rem; text-transform: uppercase; letter-spacing:.06em; margin-bottom: .6em; }
.contact-card p{ color:#C4D2DE; font-size:.92rem; margin-bottom:0; }
.contact-card a:hover{ color: var(--white); }

.contact-form{
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 34px;
  box-shadow: var(--shadow-lg);
}
.contact-form h3{ color: var(--navy); margin-bottom: 1em; }
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact-form label{ display:flex; flex-direction:column; gap:.4em; margin-bottom: 16px; font-size:.85rem; font-weight:600; color: var(--ink-soft); }
.contact-form input,
.contact-form select,
.contact-form textarea{
  font-family: var(--font-body);
  font-size: .95rem;
  padding: .8em .9em;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  resize: vertical;
  transition: border-color .18s ease, box-shadow .18s ease;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus{
  outline:none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-tint);
}
.form-note{ margin-top: 12px; font-size: .86rem; color: var(--green-deep); min-height: 1.2em; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{
  position:relative;
  background:
    radial-gradient(circle at 15% 0%, rgba(29,111,174,0.16), transparent 45%),
    radial-gradient(circle at 85% 100%, rgba(88,160,50,0.14), transparent 45%),
    var(--navy-deep);
  color: #8CA0B2;
  padding: 76px 0 0;
}
.site-footer::before{
  content:"";
  position:absolute; top:0; left:0; right:0; height:3px;
  background: linear-gradient(90deg, var(--green), var(--blue-bright), var(--green));
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 56px;
  padding-bottom: 48px;
}
.footer-col{ display:flex; flex-direction:column; gap: .85rem; }
.footer-col h4{
  position:relative;
  color: var(--white); font-size: .88rem; text-transform: uppercase;
  letter-spacing:.08em; margin-bottom:.7em; padding-bottom: .7em;
}
.footer-col h4::after{
  content:""; position:absolute; left:0; bottom:0;
  width: 32px; height:2px; background: var(--green);
}
.footer-col a{
  font-size:.92rem; color:#9FB0BF;
  transition: color .18s ease, transform .18s ease;
  width: fit-content;
}
.footer-col a:hover{ color: var(--white); transform: translateX(3px); }
.footer-address{ font-size:.92rem; line-height:1.5; }
.brand-footer{ margin-bottom: .3rem; }
.brand-footer .brand-logo{
  height: 76px; width:auto; max-width: 260px; object-fit:contain;
  background: rgba(255,255,255,0.96);
  padding: 10px 16px;
  border-radius: 10px;
}
.footer-tagline{ font-size:.92rem; max-width: 34ch; margin: 1.2rem 0; color:#9FB0BF; line-height:1.6; }
.social-row{ display:flex; gap: 12px; }
.social-row a{
  width: 40px; height:40px; border-radius:50%;
  border: 1px solid rgba(255,255,255,0.18);
  display:flex; align-items:center; justify-content:center;
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.social-row svg{ width:17px; height:17px; }
.social-row a:hover{ background: var(--green); border-color: var(--green); color: var(--white); transform: translateY(-3px); }

.footer-bottom{
  display:flex; align-items:center; justify-content:space-between;
  padding: 26px 28px;
  margin-top: 8px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size:.84rem;
}
.footer-bottom p{ margin:0; }
.back-to-top{
  width: 42px; height:42px; border-radius:50%;
  border: 1px solid rgba(255,255,255,0.2);
  display:flex; align-items:center; justify-content:center;
  transition: background .18s ease, transform .2s ease, border-color .18s ease;
}
.back-to-top:hover{ background: var(--green); border-color: var(--green); transform: translateY(-4px); }

/* ============================================================
   FLOATING ACTIONS
   ============================================================ */
.float-actions{
  position: fixed; right: 22px; bottom: 22px; z-index: 300;
  display:flex; flex-direction:column; gap: 12px;
}
.float-btn{
  width: 54px; height:54px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  box-shadow: var(--shadow-md);
  transition: transform .2s ease, box-shadow .2s ease;
}
.float-btn:hover{ transform: translateY(-3px) scale(1.04); }
.float-btn svg{ width:26px; height:26px; }
.float-whatsapp{ background: #25D366; color: var(--white); }
.float-call{ background: var(--navy); color: var(--white); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px){
  .range-grid{ grid-template-columns: repeat(3, 1fr); }
  .lightbox-grid{ grid-template-columns: repeat(3, 1fr); }
  .industry-grid{ grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 980px){
  .capability-grid{ grid-template-columns: 1fr; }
  .about-grid,
  .tab-panel,
  .contact-grid{ grid-template-columns: 1fr; gap: 36px; }
  .about-media-sub{ display:none; }
  .stat-float-inner{ grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3){ border-left:none; }
  .topbar-contact span:last-child{ display:none; }
  .header-inner{ height: 200px; }
  .brand-logo{ height: 100px; max-width: 400px; }
}

@media (max-width: 720px){
  .topbar-meta{ display:none; }
  .header-inner{ height: 140px; padding: 14px 0; }
  .brand-logo{ height: 115px; max-width: 300px; }
  .site-nav{
    position:absolute; top: 140px; left:0; right:0;
    background: var(--paper); border-bottom: 1px solid var(--line);
    flex-direction:column; align-items:flex-start;
    padding: 20px 28px 28px; gap: 1.1rem;
    display:none;
  }
  .site-nav.open{ display:flex; }
  .nav-cta{ width:100%; text-align:center; }
  .nav-toggle{ display:flex; }
  .hero{ height: auto; min-height: 640px; padding-bottom: 80px; }
  .range-grid,
  .lightbox-grid,
  .industry-grid{ grid-template-columns: repeat(2, 1fr); }
  .lightbox-item.span-2{ grid-column: span 2; grid-row: span 1; }
  .section{ padding: 72px 0; }
  .footer-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-bottom{ flex-direction:column; gap: 12px; }
}

@media (max-width: 480px){
  .stat-float-inner{ grid-template-columns: 1fr 1fr; }
  .cert-strip{ flex-direction:column; align-items:flex-start; }
  .cert-logo{ width: 130px; height: 84px; }
}


/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .hero-slide{ transition: opacity .3s ease; }
  *{ animation-duration: 0.001ms !important; }
}

/* ---------- focus visibility ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--blue-bright);
  outline-offset: 2px;
}