/* ===== AquaKem — Cooling Water Treatment | ISO Palette ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');


:root {
  --bg:           #ffffff;
  --fg:           #333333;
  --surface:      #f0f7ff;
  --surface-2:    #e8f4ff;
  --line:         rgba(0, 123, 255, 0.15);
  --muted:        #666666;
  --brand:        #007BFF;
  --brand-deep:   #0056c7;
  --accent:       #FFC000;
  --accent-deep:  #e6ac00;
  --max:          1320px;
  --display:      Arial, Helvetica, sans-serif;
  --sans:         "Inter", system-ui, sans-serif;
  --mono:         "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { 
    font-family: Arial, sans-serif; 
    background: var(--color-light-bg); 
    color: var(--color-text-dark);
    padding-top: 60px;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color .2s, background .2s, border-color .2s; }
ul, ol { list-style: none; }
em { font-style: normal; color: var(--brand); }

h1, h2, h3, h4 { font-family: Arial, Helvetica, sans-serif; font-weight: 400; letter-spacing: -.02em; line-height: 1.05; }
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 3.6vw, 3rem); }


.container { max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 1024px) { .container { padding: 0 2.5rem; } }

.font-mono { font-family: var(--mono); }
.muted { color: var(--muted); }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
}
.divider-line {
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--accent);
  vertical-align: middle;
  margin-right: 12px;
}
.hero .divider-line {
  background: var(--accent);
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex; align-items: center; gap: .75rem;
  background: var(--accent); color: #ffffff;
  padding: .85rem 1.5rem; border-radius: 50px; font-weight: 500;
}
.btn-primary:hover { background: var(--accent-deep); }
.btn-link { font-size: .875rem; color: var(--bg); border-bottom: 1px solid var(--surface); padding-bottom: 2px; }
.btn-link:hover { color: var(--accent); }

.btn-ghost {
  display: inline-flex; align-items: center; gap: .75rem;
  padding: 1rem 1.75rem; border: 1px solid rgba(0,123,255,.3); border-radius: 50px;
  color: var(--brand);
}
.btn-ghost:hover { border-color: var(--brand); background: var(--surface); }
.icon { width: 16px; height: 16px; }

/* ===== Backdrops ===== */
.bg-grid,
.bg-glow {
  display: none;
}
.abs-fill { position: absolute; inset: 0; pointer-events: none; }

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 60px 0 0px;
  overflow: hidden;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 60%,#003f9e 100%);
 
}
@media (min-width: 1024px) { .hero { padding: 60px 0 0px; } }
.hero-grid { position: relative; display: grid; gap: 2.5rem; align-items: end; }
@media (min-width: 1024px) { .hero-grid { grid-template-columns: 7fr 5fr; gap: 4rem; } }
.hero h1 {color: var(--bg);}
.hero h1 em { font-family: var(--display); color: var(--accent); }
.hero .lede { margin-top: 2rem; max-width: 36rem; font-size: 1.125rem;color: rgba(255,255,255,.85); line-height: 1.7; }
.hero-actions { margin-top: 2.5rem; display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }



.hero-image {
  min-height: 520px;
  background-color: rgba(255,255,255,0.1);
  background-size: cover;
  background-position: center;
  border-radius: 8px;
  position: relative;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
  z-index: 1;
}
.hero-image-tag {
  position: absolute;
  left: 16px; bottom: 16px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue-deep);
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.5);
  padding: 8px 12px;
  border-radius: 4px;
  backdrop-filter: blur(6px);
}

.hero-card .caption {color: var(--bg); position: absolute; left: 1.25rem; right: 1.25rem; bottom: 1.25rem; display: flex; align-items: flex-end; justify-content: space-between; }
.hero-card .caption .coords { font-family: var(--mono); font-size: 11px; color: var(--accent); }
.live-chip {
  display: none; position: absolute; bottom: -1.5rem; left: -1.5rem;
  background: #ffffff; border: 1px solid var(--line); padding: .9rem 1.25rem; border-radius: 12px;
  box-shadow: 0 4px 16px rgba(0,123,255,.1);
}
@media (min-width: 1024px) { .live-chip { display: block; } }
.live-chip .l { font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: .2em; text-transform: uppercase; margin-bottom: .25rem; }
.live-chip .v { font-family: var(--mono); font-size: .875rem; color: var(--brand); }

/* Stats strip */
.stats {
  margin-top: 6rem;
  border-top:1px solid rgba(255,255,255,.25);

  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
@media (min-width: 1024px) { .stats { grid-template-columns: repeat(4, 1fr); margin-top: 8rem; } }
.stat { padding: 2rem .5rem; border-bottom: 1px solid var(--line); }
@media (min-width: 1024px) {
  .stat { padding: 2.5rem 1.5rem; border-bottom: rgba(255,255,255,.15); border-right: 1px solid var(--line); }
  .stat:last-child { border-right: 0; }
}
.stat .k { font-family: var(--mono); font-size: 11px; color: var(--accent); letter-spacing: .2em; margin-bottom: .75rem; font-weight: 500; }
.stat .v { font-family: var(--display); font-size: 2.25rem; margin-bottom: .75rem; color: var(--bg); }
.stat .l { font-size: .875rem; color: rgba(255,255,255,.75); line-height: 1.6; }

/* ===== Section bases ===== */
.section { padding: 7rem 0; border-top: 1px solid var(--line); }
@media (min-width: 1024px) { .section { padding: 9rem 0; } }
.section.alt { background: var(--surface); }
.section-head { margin-bottom: 4rem; }
.section-head h2 { max-width: 42rem; color: var(--brand-deep); }

/* ===== Overview ===== */
.overview { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .overview { grid-template-columns: 5fr 7fr; gap: 5rem; } }
.overview .img-wrap { margin-top: 2.5rem; overflow: hidden; border-radius: 14px; border: 1px solid var(--line); box-shadow: 0 8px 24px rgba(0,123,255,.08); }
.overview .img-wrap img { height: 18rem; object-fit: cover; width: 100%; }
.overview .copy p { font-size: 1.125rem; color: var(--muted); line-height: 1.7; margin-bottom: 1.5rem; max-width: 40rem; }
.bullets { margin-top: 3rem; display: grid; gap: 1.5rem; }
@media (min-width: 640px) { .bullets { grid-template-columns: repeat(2, 1fr); } }
.bullet { border-left: 3px solid var(--accent); padding: .25rem 0 .25rem 1.25rem; }
.bullet h4 { font-family: var(--display); font-size: 1.25rem; margin-bottom: .5rem; color: var(--brand-deep); }
.bullet p { font-size: .875rem; color: var(--muted); line-height: 1.6; }

/* ===== Challenges grid ===== */
.head-row { display: flex; flex-direction: column; gap: 1.5rem; margin-bottom: 4rem; }
@media (min-width: 1024px) { .head-row { flex-direction: row; align-items: flex-end; justify-content: space-between; } }
.head-row h2 { color: var(--brand-deep); }
.head-row p { max-width: 22rem; font-size: .875rem; color: var(--muted); }

.hairline { display: grid; gap: 20px; }
@media (min-width: 1024px) { .hairline.cols-3 { grid-template-columns: repeat(3, 1fr); } }
.card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-top: 3px solid var(--brand);
  border-radius: 18px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 20px rgba(0,123,255,.06);
  transition: transform .3s, box-shadow .3s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,123,255,.12); }
@media (min-width: 1024px) { .card { padding: 2.5rem; } }
.card-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 2rem; }
.card-top .tag { font-family: var(--mono); font-size: 11px; color: var(--brand); letter-spacing: .2em; font-weight: 700; }
.card h3 { font-size: 1.875rem; margin-bottom: 1rem; color: var(--brand-deep); }
.card .lede { color: var(--muted); line-height: 1.7; margin-bottom: 2rem; }
.points { margin-top: auto; display: flex; flex-direction: column; gap: 1.25rem; }
.point { border-top: 1px solid var(--line); padding-top: 1rem; display: flex; gap: .75rem; }
.point .dot { margin-top: .5rem; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.point .t { font-weight: 600; font-size: .875rem; color: var(--brand-deep); }
.point .d { font-size: .875rem; color: var(--muted); margin-top: .25rem; line-height: 1.6; }

/* ===== Programs ===== */
.programs-head { display: grid; gap: 2.5rem; margin-bottom: 4rem; }
@media (min-width: 1024px) { .programs-head { grid-template-columns: 5fr 1fr 6fr; align-items: end; } }
.programs-head .spacer { display: none; }
@media (min-width: 1024px) { .programs-head .spacer { display: block; } }
.programs-head h2 { color: var(--brand-deep); }
.programs-head p { font-size: 1.125rem; color: var(--muted); line-height: 1.7; }
.programs { display: grid; gap: 1.5rem; }
@media (min-width: 640px) { .programs { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .programs { grid-template-columns: repeat(3, 1fr); } }
.program {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.75rem;
  background: #ffffff;
  transition: border-color .25s, box-shadow .25s, transform .25s;
  box-shadow: 0 2px 12px rgba(0,123,255,.05);
}
.program:hover { border-color: var(--brand); box-shadow: 0 8px 28px rgba(0,123,255,.12); transform: translateY(-3px); }
.program-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.program-top .tag { font-family: var(--mono); font-size: 11px; color: var(--accent-deep); letter-spacing: .2em; font-weight: 500; background: var(--surface); padding: 4px 10px; border-radius: 20px; }
.program h3 { font-size: 1.5rem; margin-bottom: .75rem; color: var(--brand-deep); }
.program p { font-size: .875rem; color: var(--muted); line-height: 1.6; }

/* ===== Process timeline ===== */
.timeline { position: relative; border-left: 2px solid var(--line); margin-left: .75rem; }
@media (min-width: 1024px) { .timeline { margin-left: 1.5rem; } }
.step { position: relative; padding: 0 0 3.5rem 2.5rem; }
@media (min-width: 1024px) { .step { padding-left: 3.5rem; } }
.step:last-child { padding-bottom: 0; }
.step .marker {
  position: absolute; left: -9px; top: 4px;
  width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 2px solid var(--accent);
  box-shadow: 0 0 0 4px rgba(255,192,0,.15);
}
.step-grid { display: grid; gap: 1.5rem; }
@media (min-width: 1024px) { .step-grid { grid-template-columns: 3fr 9fr; gap: 2.5rem; } }
.step .n { font-family: var(--mono); font-size: 11px; color: var(--accent-deep); letter-spacing: .2em; margin-bottom: .25rem; font-weight: 500; }
.step h3 { font-size: 1.5rem; color: var(--brand-deep); }
.step p { color: var(--muted); font-size: 1.125rem; line-height: 1.7; max-width: 40rem; }

/* ===== KPI + Industries split ===== */
.split { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .split { grid-template-columns: 7fr 5fr; gap: 5rem; } }
.split h2 { color: var(--brand-deep); }
.kpi-grid {
  display: grid; gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
}
@media (min-width: 640px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
.kpi { background: #ffffff; padding: 1.5rem; }
.kpi-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: .75rem; }
.kpi .name { font-family: var(--display); font-size: 1.125rem; color: var(--brand-deep); }
.kpi .code { font-family: var(--mono); font-size: 10px; color: var(--accent-deep); letter-spacing: .2em; font-weight: 500; }
.kpi p { font-size: .875rem; color: var(--muted); line-height: 1.6; }

.industries { border-top: 1px solid var(--line); }
.industries li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.25rem 0; border-bottom: 1px solid var(--line);
  transition: padding .2s, background .2s;
}
.industries li:hover { padding-left: .75rem; color: var(--brand); }
.industries .name { font-family: var(--display); font-size: 1.25rem; color: var(--brand-deep); transition: color .2s; }
.industries li:hover .name { color: var(--brand); }
.industries .code { font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: .2em; }

/* ===== CTA ===== */
.cta {
  position: relative; overflow: hidden; padding: 7rem 0;
  border-top: 1px solid var(--line); text-align: center;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 60%, #003f9e 100%);
}
@media (min-width: 1024px) { .cta { padding: 9rem 0; } }
.cta .container { max-width: 1080px; position: relative; }
.cta .eyebrow { display: inline-block; margin-bottom: 1.5rem; color: var(--accent); }
.cta h2 { font-size: clamp(2.5rem, 5vw, 4rem); margin-bottom: 2rem; color: #ffffff; }
.cta h2 em { color: var(--accent); }
.cta p { font-size: 1.125rem; color: rgba(255,255,255,.8); max-width: 40rem; margin: 0 auto 2.5rem; line-height: 1.7; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; }
.cta .btn-primary { background: var(--accent); color: #1a1a1a; border-radius: 50px; }
.cta .btn-primary:hover { background: var(--accent-deep); }
.cta .btn-ghost { border-color: rgba(255,255,255,.4); color: #fff; border-radius: 50px; }
.cta .btn-ghost:hover { border-color: #fff; background: rgba(255,255,255,.1); }
.cta .bg-glow {
  background:
    radial-gradient(60% 50% at 30% 30%, rgba(255,192,0,.15), transparent 70%),
    radial-gradient(40% 40% at 80% 70%, rgba(255,255,255,.08), transparent 70%);
}