/* ===========================
   Venkateshwara AquaTech - Main Stylesheet
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Outfit:wght@300;400;500;600;700;800&display=swap');

* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --blue: #0ea5e9;
  --blue-dark: #0284c7;
  --navy: #071e3a;
  --navy2: #0c2d57;
  --white: #ffffff;
  --light: #f0f9ff;
}

html { scroll-behavior: smooth; }
body { font-family: 'Outfit', sans-serif; color: #1a1a2e; overflow-x: hidden; }

/* ===== NAV ===== */
nav {
  position: absolute; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem 4rem;
  background: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent);
}
.logo { font-family: 'Bebas Neue', sans-serif; font-size: 32px; color: #fff; letter-spacing: 3px; cursor: pointer; text-decoration: none; }
.logo span { color: #38bdf8; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { color: rgba(255,255,255,0.9); text-decoration: none; font-size: 14px; font-weight: 500; letter-spacing: .5px; transition: color .2s; }
.nav-links a:hover { color: #38bdf8; }

/* ===== HERO ===== */
.hero {
  position: relative; height: 100vh; min-height: 600px;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(135deg, rgba(7,30,58,0.78) 0%, rgba(12,45,87,0.6) 50%, rgba(7,30,58,0.70) 100%);
}
.hero-content {
  position: relative; z-index: 2; text-align: center;
  padding: 0 2rem; display: flex; flex-direction: column; align-items: center; gap: 1.5rem;
}
.hero-badge {
  display: inline-block;
  background: rgba(56,189,248,0.2); border: 1px solid rgba(56,189,248,0.5);
  color: #7dd3fc; font-size: 11px; font-weight: 700; letter-spacing: 3px;
  padding: 6px 18px; border-radius: 30px; text-transform: uppercase;
  animation: fadeDown .8s ease both;
}
.hero h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(52px, 10vw, 110px);
  color: #fff; line-height: 0.95; letter-spacing: 4px;
  text-shadow: 0 4px 30px rgba(0,0,0,0.4);
  animation: fadeUp .9s ease .2s both;
}
.hero h1 span { color: #38bdf8; }
.hero p {
  font-size: clamp(15px, 2vw, 19px); color: rgba(255,255,255,0.82);
  font-weight: 300; letter-spacing: .5px; max-width: 560px; line-height: 1.7;
  animation: fadeUp .9s ease .4s both;
}
.hero-btns {
  display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
  animation: fadeUp .9s ease .6s both;
}
.scroll-hint {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  color: rgba(255,255,255,0.5); font-size: 11px; letter-spacing: 2px;
  animation: bounce 2s infinite;
}
.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid rgba(255,255,255,0.4);
  border-bottom: 2px solid rgba(255,255,255,0.4);
  transform: rotate(45deg);
}

/* ===== BUTTONS ===== */
.btn-primary {
  background: #0ea5e9; color: #fff; border: none;
  padding: 14px 30px; border-radius: 8px; font-size: 15px; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Outfit', sans-serif; letter-spacing: .3px;
  transition: background .2s, transform .15s; text-decoration: none;
}
.btn-primary:hover { background: #0284c7; transform: translateY(-2px); }
.btn-wa {
  background: #25d366; color: #fff; border: none;
  padding: 14px 30px; border-radius: 8px; font-size: 15px; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Outfit', sans-serif; transition: background .2s, transform .15s; text-decoration: none;
}
.btn-wa:hover { background: #16a34a; transform: translateY(-2px); }
.btn-white {
  background: #fff; color: #0284c7; border: none;
  padding: 14px 32px; border-radius: 8px; font-size: 15px; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Outfit', sans-serif; transition: transform .15s, box-shadow .2s; text-decoration: none;
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.btn-outline-w {
  background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.8);
  padding: 14px 32px; border-radius: 8px; font-size: 15px; font-weight: 700;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Outfit', sans-serif; transition: background .2s, transform .15s; text-decoration: none;
}
.btn-outline-w:hover { background: rgba(255,255,255,0.12); transform: translateY(-2px); }

/* ===== STATS BAR ===== */
.stats-bar {
  background: #0ea5e9; padding: 1.4rem 4rem;
  display: flex; justify-content: space-around; flex-wrap: wrap; gap: 1rem;
}
.stat-item { text-align: center; padding: .4rem 1.5rem; border-right: 1px solid rgba(255,255,255,0.3); }
.stat-item:last-child { border-right: none; }
.stat-num { font-size: 24px; font-weight: 800; color: #fff; font-family: 'Bebas Neue', sans-serif; letter-spacing: 1px; }
.stat-label { font-size: 12px; color: rgba(255,255,255,0.85); margin-top: 1px; }

/* ===== SECTIONS ===== */
section { padding: 5rem 4rem; }
.section-tag { font-size: 11px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: #0ea5e9; margin-bottom: .5rem; }
.section-title { font-family: 'Bebas Neue', sans-serif; font-size: 42px; letter-spacing: 2px; color: #071e3a; margin-bottom: .6rem; line-height: 1; }
.section-sub { font-size: 15px; color: #64748b; max-width: 520px; line-height: 1.7; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header .section-sub { margin: 0 auto; }

/* ===== MODELS ===== */
.models-bg { background: #f8fbff; }
.models-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.5rem; }
.model-group { margin-bottom: 3rem; }
.group-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: #0284c7; margin-bottom: 1.2rem; padding-bottom: 8px; border-bottom: 2px solid #bae6fd;
}
.model-card {
  background: #fff; border-radius: 18px; overflow: hidden;
  border: 1px solid #e2eeff; transition: transform .25s, box-shadow .25s;
  cursor: pointer; display: flex; flex-direction: column;
}
.model-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(14,165,233,0.15); }
.card-img-wrap {
  background: #f0f9ff; display: flex; align-items: center; justify-content: center;
  height: 200px; overflow: hidden; padding: 1rem;
}
.card-img-wrap img { max-height: 100%; max-width: 100%; object-fit: contain; transition: transform .35s; }
.model-card:hover .card-img-wrap img { transform: scale(1.06); }
.card-body { padding: 1.2rem 1.3rem 1.4rem; flex: 1; display: flex; flex-direction: column; }
.card-model-name { font-family: 'Bebas Neue', sans-serif; font-size: 22px; letter-spacing: 1.5px; color: #071e3a; margin-bottom: 2px; }
.card-variant { font-size: 12px; color: #0ea5e9; font-weight: 700; letter-spacing: .5px; margin-bottom: 10px; text-transform: uppercase; }
.card-specs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.spec-tag { background: #e0f2fe; color: #0284c7; font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 20px; }
.card-desc { font-size: 13px; color: #64748b; line-height: 1.6; margin-bottom: 8px; }
.card-price { font-family: 'Bebas Neue', sans-serif; font-size: 26px; color: #0ea5e9; letter-spacing: 1px; margin-top: auto; padding-top: 10px; border-top: 1px solid #f0f9ff; }
.card-price span { font-family: 'Outfit', sans-serif; font-size: 12px; color: #94a3b8; font-weight: 400; letter-spacing: 0; margin-left: 4px; }

/* NILE CARD */
.model-card.nile-card {
  flex-direction: row; align-items: center; grid-column: 1/-1;
  max-width: 740px; margin: 0 auto; width: 100%;
  background: linear-gradient(135deg, #071e3a, #0c2d57);
  border: 1px solid rgba(56,189,248,0.2); color: #fff;
}
.nile-card:hover { box-shadow: 0 20px 50px rgba(14,165,233,0.25); }
.nile-card .card-img-wrap { background: rgba(255,255,255,0.05); width: 260px; flex-shrink: 0; height: 240px; border-right: 1px solid rgba(255,255,255,0.08); }
.nile-card .card-model-name { color: #fff; font-size: 26px; }
.nile-card .card-variant { color: #7dd3fc; }
.nile-card .card-price { color: #38bdf8; border-top: 1px solid rgba(255,255,255,0.1); }
.nile-card .card-price span { color: rgba(255,255,255,0.4); }
.nile-card .spec-tag { background: rgba(56,189,248,0.15); color: #7dd3fc; border: 1px solid rgba(56,189,248,0.25); }
.nile-card .card-desc { color: rgba(255,255,255,0.6); }
.nile-badge {
  display: inline-block; margin-top: .8rem;
  background: rgba(56,189,248,0.15); border: 1px solid rgba(56,189,248,0.35);
  color: #7dd3fc; font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
  padding: 5px 14px; border-radius: 20px; text-transform: uppercase;
}

/* ===== INDUSTRIAL ===== */
.industrial-section { background: #071e3a; }
.industrial-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.ind-img-wrap { border-radius: 20px; overflow: hidden; height: 380px; }
.ind-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.ind-text .section-title { color: #fff; }
.ind-text .section-tag { color: #38bdf8; }
.ind-text .section-sub { color: rgba(255,255,255,0.55); max-width: 100%; }
.ind-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1.8rem 0; }
.ind-stat { background: rgba(255,255,255,0.06); border-radius: 12px; padding: 1rem 1.2rem; border-left: 3px solid #0ea5e9; }
.ind-stat-num { font-family: 'Bebas Neue', sans-serif; font-size: 28px; color: #38bdf8; letter-spacing: 1px; }
.ind-stat-label { font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 2px; }
.ind-points { list-style: none; display: flex; flex-direction: column; gap: .8rem; margin-bottom: 1.8rem; }
.ind-pt { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.75); }
.ind-pt::before { content: ''; width: 8px; height: 8px; background: #0ea5e9; border-radius: 50%; flex-shrink: 0; }

/* ===== SERVICES ===== */
.services-bg { background: #fff; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1.5rem; }
.svc-card { background: #f0f9ff; border-radius: 16px; padding: 2rem 1.5rem; border: 1px solid #dbeafe; transition: transform .2s, box-shadow .2s, background .2s; cursor: pointer; }
.svc-card:hover { transform: translateY(-4px); box-shadow: 0 12px 35px rgba(14,165,233,0.12); background: #fff; }
.svc-icon { width: 54px; height: 54px; border-radius: 14px; background: linear-gradient(135deg, #dbeafe, #bae6fd); display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 1.1rem; }
.svc-card h3 { font-size: 16px; font-weight: 700; color: #0c2d57; margin-bottom: .5rem; }
.svc-card p { font-size: 13px; color: #64748b; line-height: 1.65; }

/* ===== WHY CHOOSE US ===== */
.why-bg { background: #0c2d57; }
.why-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.why-visual { height: 360px; border-radius: 20px; overflow: hidden; position: relative; background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 60%, #075985 100%); display: flex; align-items: center; justify-content: center; }
.why-visual-icon { font-size: 90px; position: relative; z-index: 2; }
.why-ring { position: absolute; border-radius: 50%; border: 1px solid rgba(255,255,255,0.12); }
.why-text .section-title { color: #fff; }
.why-points { list-style: none; margin-top: 1.8rem; display: flex; flex-direction: column; gap: 1rem; }
.why-pt { display: flex; align-items: flex-start; gap: 1rem; padding: 1rem 1.2rem; background: rgba(255,255,255,0.06); border-radius: 12px; border-left: 3px solid #0ea5e9; }
.why-pt-icon { width: 38px; height: 38px; flex-shrink: 0; border-radius: 10px; background: rgba(14,165,233,0.18); display: flex; align-items: center; justify-content: center; font-size: 17px; }
.why-pt h4 { font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 2px; }
.why-pt p { font-size: 12px; color: rgba(255,255,255,0.55); }

/* ===== CTA ===== */
.cta-section { background: linear-gradient(135deg, #0ea5e9, #0284c7); padding: 5rem 4rem; text-align: center; }
.cta-section h2 { font-family: 'Bebas Neue', sans-serif; font-size: 52px; color: #fff; letter-spacing: 2px; margin-bottom: .6rem; }
.cta-section p { font-size: 16px; color: rgba(255,255,255,0.85); margin-bottom: 2rem; }
.cta-btns { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ===== CONTACT ===== */
.contact-section { background: #f8fbff; }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-card { background: #fff; border-radius: 20px; padding: 2.5rem; border: 1px solid #e2eeff; }
.contact-item { display: flex; align-items: flex-start; gap: 1rem; padding: 1.2rem 0; border-bottom: 1px solid #f0f9ff; }
.contact-item:last-child { border-bottom: none; }
.contact-icon { width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; background: #e0f2fe; display: flex; align-items: center; justify-content: center; font-size: 20px; }
.contact-label { font-size: 11px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; color: #94a3b8; margin-bottom: 4px; }
.contact-value { font-size: 15px; font-weight: 600; color: #0c2d57; }
.contact-value a { color: #0ea5e9; text-decoration: none; }
.contact-value a:hover { text-decoration: underline; }
.contact-map-box {
  background: linear-gradient(135deg, #071e3a, #0c2d57);
  border-radius: 20px; min-height: 320px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 1rem; padding: 2.5rem; text-align: center;
}
.contact-map-box h3 { font-family: 'Bebas Neue', sans-serif; font-size: 28px; color: #fff; letter-spacing: 2px; }
.contact-map-box p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.8; }
.map-icon { font-size: 48px; }
.contact-btns { display: flex; gap: 1rem; margin-top: 1.5rem; flex-wrap: wrap; }

/* ===== FOOTER ===== */
footer { background: #040d1a; padding: 2.5rem 4rem; display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: center; }
.footer-logo { font-family: 'Bebas Neue', sans-serif; font-size: 28px; color: #fff; letter-spacing: 3px; text-decoration: none; }
.footer-logo span { color: #38bdf8; }
.footer-tagline { font-size: 12px; color: rgba(255,255,255,0.35); margin-top: 4px; letter-spacing: 1px; }
.footer-info p { font-size: 13px; color: rgba(255,255,255,0.55); margin: 4px 0; }
.footer-info a { color: #38bdf8; text-decoration: none; }
.footer-copy { font-size: 12px; color: rgba(255,255,255,0.25); }

/* ===== ANIMATIONS ===== */
@keyframes fadeDown { from { opacity: 0; transform: translateY(-20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeUp   { from { opacity: 0; transform: translateY(30px);  } to { opacity: 1; transform: translateY(0); } }
@keyframes bounce   { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(-8px); } }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  nav { padding: 1rem 1.5rem; }
  .nav-links { display: none; }
  section { padding: 3rem 1.5rem; }
  .why-inner, .industrial-inner, .contact-inner { grid-template-columns: 1fr; gap: 2rem; }
  .why-visual, .ind-img-wrap { height: 220px; }
  .model-card.nile-card { flex-direction: column; }
  .nile-card .card-img-wrap { width: 100%; border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  footer { flex-direction: column; text-align: center; padding: 2rem 1.5rem; }
  .stats-bar { padding: 1rem; }
  .ind-stats { grid-template-columns: 1fr; }
  .contact-btns { flex-direction: column; }
}