/* ============================================================
   SHRI SAI INFRA SOLAR — Main Stylesheet
   Premium Solar Technology + Clean Energy
   ============================================================ */

:root {
  --primary:        #0B1F3A;
  --primary-2:      #123C67;
  --secondary:      #F9B233;
  --secondary-dark: #E69A0C;
  --accent:         #22A06B;
  --bg:             #F7FAFC;
  --dark:           #07111F;
  --white:          #FFFFFF;

  --gradient-main:  linear-gradient(135deg, #0B1F3A, #123C67);
  --gradient-accent: linear-gradient(135deg, #F9B233, #FFCE6B);

  --text:        #1c2a3a;
  --text-muted:  #5b6b7c;
  --border:      #e4ecf2;

  --radius:        16px;
  --radius-sm:     10px;
  --shadow-sm:     0 2px 10px rgba(11,31,58,.06);
  --shadow-md:     0 12px 30px rgba(11,31,58,.10);
  --shadow-lg:     0 24px 50px rgba(11,31,58,.16);

  --font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-head: 'Poppins', 'Inter', system-ui, sans-serif;

  --nav-h: 76px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color .2s ease; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-head); color: var(--primary); line-height: 1.25; font-weight: 700; }

.container { width: min(1200px, 92%); margin-inline: auto; }

.section { padding: 84px 0; }
.section--tint { background: linear-gradient(180deg, #fff, #f0f6fb); }

.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head .eyebrow { display:inline-block; font: 600 .82rem var(--font-head); letter-spacing: .14em; text-transform: uppercase; color: var(--secondary-dark); }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); margin: 10px 0 12px; }
.section-head p { color: var(--text-muted); }
.section-head--left { text-align: left; margin-inline: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font: 600 .95rem var(--font-head);
  padding: .85rem 1.6rem; border-radius: 999px; border: 0;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--gradient-main); color: #fff; box-shadow: 0 10px 26px rgba(11,31,58,.28); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(11,31,58,.36); color:#fff; }
.btn-solar { background: var(--gradient-accent); color: var(--primary); box-shadow: 0 10px 24px rgba(249,178,51,.42); }
.btn-solar:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(249,178,51,.5); color: var(--primary); }
.btn-ghost { background: transparent; color: var(--primary); border: 2px solid rgba(11,31,58,.25); }
.btn-ghost:hover { border-color: var(--primary); background: rgba(11,31,58,.04); }
.btn-white { background: #fff; color: var(--primary); box-shadow: var(--shadow-md); }
.btn-white:hover { transform: translateY(-2px); }
.btn-sm { padding: .6rem 1.2rem; font-size: .88rem; }
.btn:focus-visible { outline: 3px solid var(--secondary); outline-offset: 2px; }

/* ---------- Navbar ---------- */
.main-nav {
  position: fixed; inset-inline: 0; top: 0; z-index: 1000;
  height: var(--nav-h);
  transition: background .25s ease, box-shadow .25s ease, backdrop-filter .25s ease;
  background: rgba(11,31,58,.92); backdrop-filter: blur(14px);
  box-shadow: 0 6px 22px rgba(7,17,31,.22);
}
.main-nav.scrolled { background: rgba(11,31,58,.97); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: var(--nav-h); }

.brand { display: flex; align-items: center; gap: .7rem; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 12px; flex: 0 0 auto;
  background: var(--gradient-accent); color: var(--primary);
  display: grid; place-items: center; font-size: 1.25rem;
  box-shadow: 0 6px 16px rgba(249,178,51,.4);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { color: #fff; font: 700 1.02rem var(--font-head); letter-spacing: .01em; }
.brand-text small { color: rgba(255,255,255,.72); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; }

.nav-menu { display: flex; align-items: center; gap: 1.4rem; }
.nav-links { display: flex; align-items: center; gap: .2rem; }
.nav-links a {
  color: rgba(255,255,255,.86); font: 500 .95rem var(--font-head);
  padding: .55rem .72rem; border-radius: 8px; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; left: .72rem; right: .72rem; bottom: .3rem;
  height: 2px; background: var(--secondary); border-radius: 2px;
  transform: scaleX(0); transform-origin: left; transition: transform .2s ease;
}
.nav-links a:hover, .nav-links a.active { color: #fff; }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
.nav-cta { position: relative; z-index: 10; }

.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: transform .25s ease, opacity .25s ease; border-radius: 2px; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero (home) ---------- */
.hero {
  position: relative; isolation: isolate;
  min-height: 100vh; display: flex; align-items: center;
  padding: calc(var(--nav-h) + 48px) 0 72px;
  background: radial-gradient(1200px 700px at 80% -10%, #16406e 0%, transparent 55%),
              linear-gradient(150deg, #06111f 0%, #0B1F3A 45%, #123C67 100%);
  color: #fff; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: -2;
  background-image:
    radial-gradient(2px 2px at 12% 20%, rgba(249,178,51,.5) 50%, transparent 51%),
    radial-gradient(2px 2px at 34% 64%, rgba(255,255,255,.35) 50%, transparent 51%),
    radial-gradient(3px 3px at 66% 26%, rgba(249,178,51,.4) 50%, transparent 51%),
    radial-gradient(2px 2px at 86% 58%, rgba(255,255,255,.28) 50%, transparent 51%),
    radial-gradient(2px 2px at 48% 84%, rgba(249,178,51,.32) 50%, transparent 51%);
  background-size: 100% 100%; animation: floatParticles 14s ease-in-out infinite alternate;
}
.hero::after {
  content: ''; position: absolute; inset: auto 0 0 0; height: 3px; z-index: 3;
  background: linear-gradient(90deg, transparent, var(--secondary), transparent);
}
@keyframes floatParticles {
  0% { transform: translateY(0); opacity:.7; }
  100% { transform: translateY(-22px); opacity: 1; }
}
.hero-sun {
  position: absolute; top: 9%; right: 12%; width: 120px; height: 120px; z-index: -1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,214,120,.95) 0%, rgba(255,170,40,.55) 45%, transparent 70%);
  filter: blur(2px);
  animation: sunPulse 6s ease-in-out infinite;
}
@keyframes sunPulse { 0%,100% { transform: scale(1); opacity:.85;} 50% { transform: scale(1.12); opacity: 1;} }

.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .45rem;
  background: rgba(249,178,51,.14); color: #FFD97A; border: 1px solid rgba(249,178,51,.35);
  border-radius: 999px; padding: .4rem .95rem; font-size: .8rem; font-weight: 600;
  margin-bottom: 1.4rem; letter-spacing: .03em;
}
.hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.7rem); font-weight: 800; letter-spacing: -.01em; }
.hero h1 .hl { background: linear-gradient(90deg,#F9B233,#FFDD8A); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { color: rgba(255,255,255,.82); font-size: 1.12rem; max-width: 560px; margin: 1.2rem 0 1.9rem; }
.hero .check-list li { color: rgba(255,255,255,.9); }
.hero .check-list li i { color: #FFD97A; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }

.hero-visual { position: relative; animation: heroFloat 7s ease-in-out infinite; }
@keyframes heroFloat { 0%,100% { transform: translateY(0);} 50% { transform: translateY(-14px);} }
.hero-visual .panel-stack {
  position: relative; border-radius: 22px; overflow: hidden;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(6px); box-shadow: var(--shadow-lg); padding: 22px;
  transform: rotate(1.5deg);
}
.panel-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.panel-cell {
  aspect-ratio: 1/0.86; border-radius: 8px;
  background: linear-gradient(160deg, #0f2f5c, #0b2350 55%, #0a1f45);
  border: 1px solid rgba(84,150,255,.28);
  display: grid; place-items: center; font-size: 1.2rem; color: #6ea8ff;
  box-shadow: inset 0 4px 12px rgba(0,0,0,.35);
}
.panel-cell i { text-shadow: 0 0 14px rgba(110,168,255,.6); }
.hero-pulse-chip {
  position: absolute; z-index: 4;
  background: rgba(11,31,58,.92); color: #fff; border: 1px solid rgba(249,178,51,.5);
  border-radius: 14px; padding: .7rem 1rem; font-size: .82rem; line-height: 1.35;
  display: flex; gap: .6rem; align-items: center; box-shadow: var(--shadow-md);
  animation: heroFloat 6s ease-in-out infinite reverse;
}
.hero-pulse-chip i { color: var(--secondary); font-size: 1.1rem; }
.hp-1 { top: -22px; left: -18px; }
.hp-2 { bottom: -20px; right: -12px; animation-delay: 1.2s; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative; padding: calc(var(--nav-h) + 84px) 0 64px;
  background: linear-gradient(150deg, #06111f 0%, #0B1F3A 55%, #123C67 100%);
  overflow: hidden;
}
.page-hero__glow {
  position: absolute; top: -80px; right: -60px; width: 380px; height: 380px; border-radius: 50%;
  background: radial-gradient(circle, rgba(249,178,51,.35), transparent 65%);
}
.page-hero__title { color: #fff; font-size: clamp(1.9rem, 4vw, 2.9rem); margin-top: .6rem; }
.page-hero__subtitle { color: rgba(255,255,255,.8); max-width: 640px; margin-top: .7rem; font-size: 1.05rem; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; font-size: .85rem; }
.breadcrumb a { color: rgba(255,255,255,.68); }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb-sep { color: rgba(255,255,255,.4); }
.breadcrumb-current { color: var(--secondary); font-weight: 600; }

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

.card {
  background: #fff; border-radius: var(--radius); border: 1px solid var(--border);
  box-shadow: var(--shadow-sm); overflow: hidden; transition: transform .22s ease, box-shadow .22s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.feature-card { padding: 1.9rem 1.6rem; position: relative; overflow: hidden; }
.feature-card::after {
  content: ''; position: absolute; top: -70px; right: -70px; width: 150px; height: 150px;
  border-radius: 50%; background: radial-gradient(circle, rgba(249,178,51,.22), transparent 70%);
}
.feature-card .fc-icon {
  width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(249,178,51,.18), rgba(249,178,51,.06));
  color: var(--secondary-dark); font-size: 1.4rem; margin-bottom: 1.1rem;
  border: 1px solid rgba(249,178,51,.3);
}
.feature-card h3 { font-size: 1.15rem; margin-bottom: .5rem; }
.feature-card p { color: var(--text-muted); font-size: .95rem; }
.feature-card a { color: var(--primary); font-weight: 600; font-size: .92rem; display: inline-flex; gap: .4rem; align-items: center; margin-top: .9rem; }
.feature-card a:hover { color: var(--secondary-dark); }
.feature-card .fc-icon--green { background: linear-gradient(135deg, rgba(34,160,107,.16), rgba(34,160,107,.05)); color: var(--accent); border-color: rgba(34,160,107,.3); }

/* Solution cards */
.solution-card { display: flex; flex-direction: column; }
.solution-card .sc-img { height: 190px; background: linear-gradient(150deg, #123C67, #0B1F3A); display: grid; place-items: center; color: rgba(249,178,51,.9); font-size: 3rem; position: relative; overflow: hidden; }
.solution-card .sc-img::after { content:''; position:absolute; inset:0; background: radial-gradient(280px 120px at 20% 15%, rgba(249,178,51,.25), transparent 70%); }
.solution-card .sc-body { padding: 1.7rem 1.6rem; flex: 1; display: flex; flex-direction: column; }
.solution-card .sc-body h3 { font-size: 1.25rem; }
.solution-card .sc-body p { color: var(--text-muted); font-size: .95rem; margin: .55rem 0 .9rem; flex:1; }
.solution-card .for-tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.1rem; }
.solution-card .for-tags span {
  font-size: .74rem; font-weight: 600; color: var(--primary);
  background: rgba(11,31,58,.06); border: 1px solid rgba(11,31,58,.1);
  padding: .22rem .6rem; border-radius: 999px;
}
.btn-more { color: var(--secondary-dark); font-weight: 700; }
.btn-more:hover { color: var(--primary); }

/* Stats */
.stats-band {
  background: var(--gradient-main); position: relative; overflow: hidden; padding: 60px 0;
}
.stats-band::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(300px 120px at 15% 10%, rgba(249,178,51,.16), transparent 70%),
    radial-gradient(300px 140px at 85% 90%, rgba(34,160,107,.18), transparent 70%);
}
.stat-card { text-align: center; padding: 1.6rem 1rem; position: relative; }
.stat-card .stat-icon { color: var(--secondary); font-size: 1.7rem; margin-bottom: .7rem; }
.stat-card .stat-count { font: 800 2.6rem/1.1 var(--font-head); color: #fff; }
.stat-card .stat-count .suffix { color: var(--secondary); }
.stat-card .stat-label { color: rgba(255,255,255,.78); font-size: .92rem; margin-top: .3rem; }

/* About split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.split-img { position: relative; }
.split-img .frame { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); background: linear-gradient(150deg, #123C67,#0B1F3A); display: grid; place-items: center; aspect-ratio: 4/3; color: rgba(249,178,51,.85); font-size: 4.2rem; }
.split-img .frame img { object-fit: cover; width: 100%; height: 100%; }
.split-img .badge-chip {
  position: absolute; bottom: -18px; right: -10px;
  background: #fff; border-radius: 14px; box-shadow: var(--shadow-md);
  padding: .9rem 1.2rem; border-left: 4px solid var(--accent);
}
.badge-chip strong { font: 700 1.5rem var(--font-head); color: var(--accent); display: block; }
.badge-chip small { color: var(--text-muted); font-size: .78rem; }

.split-body h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); margin-bottom: .7rem; }
.split-body .eyebrow { display:inline-block; font: 600 .82rem var(--font-head); letter-spacing: .14em; text-transform: uppercase; color: var(--secondary-dark); margin-bottom: .6rem; }
.split-body p { color: var(--text-muted); margin-bottom: 1rem; }
.mission-vision { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 1.4rem 0; }
.mv-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1.2rem; box-shadow: var(--shadow-sm); }
.mv-card i { color: var(--secondary-dark); font-size: 1.3rem; margin-bottom:.45rem; }
.mv-card h4 { font-size: 1rem; }
.mv-card p { font-size: .88rem; margin: 0; }

/* Value pills */
.check-list { display: grid; gap: .6rem; }
.check-list li { display: flex; gap: .6rem; align-items: flex-start; color: var(--text); font-size: .96rem; }
.check-list li i { color: var(--accent); margin-top: .3rem; }

/* CTA band */
.cta-band {
  position: relative; overflow: hidden; text-align: center; color: #fff;
  background: linear-gradient(135deg, #0B1F3A, #123C67 55%, #16406e);
  border-radius: 24px; padding: 64px 28px; box-shadow: var(--shadow-lg);
}
.cta-band::before { content:''; position: absolute; inset:0; background: radial-gradient(400px 160px at 15% 0%, rgba(249,178,51,.25), transparent 70%), radial-gradient(360px 160px at 90% 100%, rgba(34,160,107,.22), transparent 70%); }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.3rem); position: relative; }
.cta-band p { color: rgba(255,255,255,.8); max-width: 620px; margin: .8rem auto 1.7rem; position: relative; }
.cta-band .btn { position: relative; }

/* Projects */
.project-card .pc-img { height: 210px; position: relative; background: linear-gradient(150deg,#123C67,#0B1F3A); display:grid; place-items:center; color: rgba(249,178,51,.8); font-size: 2.4rem; overflow:hidden; }
.project-card .pc-img img { width:100%; height:100%; object-fit: cover; }
.project-card .pc-tag { position: absolute; top: 12px; left: 12px; background: rgba(249,178,51,.94); color: var(--primary); font: 700 .74rem var(--font-head); text-transform: uppercase; letter-spacing:.04em; padding:.28rem .7rem; border-radius: 999px; }
.project-card .pc-body { padding: 1.4rem 1.4rem 1.6rem; }
.project-card .pc-body h3 { font-size: 1.13rem; }
.project-card .pc-meta { display: flex; flex-wrap: wrap; gap: .9rem; margin: .7rem 0 1rem; font-size: .84rem; color: var(--text-muted); }
.project-card .pc-meta i { color: var(--secondary-dark); width: 15px; }
.project-card .result-line { background: rgba(34,160,107,.09); border:1px solid rgba(34,160,107,.2); border-radius: 10px; padding:.7rem .9rem; font-size:.84rem; color: var(--accent); display:flex; align-items:center; gap:.5rem; margin-bottom: 1.1rem; }

.filter-bar { display:flex; flex-wrap:wrap; gap:.6rem; justify-content:center; margin-bottom: 2rem; }
.filter-btn {
  font: 600 .88rem var(--font-head); color: var(--primary);
  background:#fff; border:1px solid var(--border); border-radius:999px; padding:.55rem 1.2rem;
  transition: all .18s ease;
}
.filter-btn:hover { border-color: var(--secondary); }
.filter-btn.active { background: var(--gradient-main); color:#fff; border-color: transparent; box-shadow: var(--shadow-sm); }
.search-box { max-width: 420px; margin: 0 auto 1.4rem; position: relative; }
.search-box input { width:100%; padding:.85rem 1.2rem .85rem 2.9rem; border:1px solid var(--border); border-radius:999px; font: inherit; background:#fff; box-shadow: var(--shadow-sm); }
.search-box i { position:absolute; left:1.1rem; top:50%; transform: translateY(-50%); color: var(--text-muted); }

/* Blog */
.blog-card .bc-img { height: 190px; background: linear-gradient(140deg,#123C67,#0B1F3A); display:grid; place-items:center; color:rgba(249,178,51,.8); font-size:2rem; overflow:hidden; }
.blog-card .bc-img img { width:100%; height:100%; object-fit:cover; }
.blog-card .bc-body { padding: 1.4rem 1.4rem 1.6rem; }
.blog-card .bc-meta { display:flex; gap:1rem; font-size:.8rem; color:var(--text-muted); margin-bottom:.6rem; }
.blog-card .bc-meta span { display:inline-flex; gap:.35rem; align-items:center; }
.blog-card .bc-meta i { color: var(--secondary-dark); }
.blog-card h3 { font-size:1.1rem; line-height:1.4; }
.blog-card h3 a:hover { color: var(--secondary-dark); }
.blog-card p { color: var(--text-muted); font-size:.92rem; margin:.6rem 0 1rem; }

/* Testimonials */
.testimonial-card { padding: 1.9rem 1.7rem; position: relative; }
.testimonial-card .quote-mark { position:absolute; top:1.4rem; right:1.6rem; font-size:2.6rem; color: rgba(249,178,51,.25); }
.stars { color: var(--secondary); letter-spacing: 2px; margin-bottom: .9rem; }
.testimonial-card blockquote { color: var(--text); font-size: .98rem; margin-bottom: 1.3rem; }
.t-author { display:flex; align-items:center; gap:.85rem; }
.t-avatar { width:48px; height:48px; border-radius:50%; background: var(--gradient-main); color:#fff; display:grid; place-items:center; font-weight:700; font-family: var(--font-head); flex:0 0 auto; overflow:hidden; }
.t-avatar img { width:100%;height:100%;object-fit:cover; }
.t-author strong { display:block; font-size:.95rem; color:var(--primary); }
.t-author small { color: var(--text-muted); font-size:.8rem; }

/* Gallery */
.gallery-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.g-item { position:relative; border-radius: var(--radius-sm); overflow:hidden; cursor:pointer; aspect-ratio: 4/3; }
.g-item img { width:100%; height:100%; object-fit:cover; transition: transform .35s ease; }
.g-item:hover img { transform: scale(1.08); }
.g-item .g-overlay { position:absolute; inset:0; background: linear-gradient(180deg, transparent 45%, rgba(7,17,31,.78)); opacity:0; transition: opacity .25s ease; display:flex; align-items:flex-end; padding:1rem; }
.g-item:hover .g-overlay { opacity:1; }
.g-item .g-overlay span { color:#fff; font-weight:600; font-size:.92rem; }

/* Lightbox */
.lightbox { position: fixed; inset:0; z-index:2000; background: rgba(7,17,31,.94); display:none; align-items:center; justify-content:center; padding:1.5rem; }
.lightbox.show { display:flex; }
.lightbox img { max-width:100%; max-height:86vh; border-radius:12px; box-shadow: var(--shadow-lg); }
.lightbox-close, .lightbox-prev, .lightbox-next { position:absolute; background:rgba(255,255,255,.12); border:0; color:#fff; width:48px; height:48px; border-radius:50%; font-size:1.2rem; display:grid; place-items:center; transition: background .2s ease; }
.lightbox-close { top:1.2rem; right:1.2rem; }
.lightbox-prev { left:1.2rem; top:50%; transform:translateY(-50%); }
.lightbox-next { right:1.2rem; top:50%; transform:translateY(-50%); }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { background: var(--secondary); color: var(--primary); }
.lightbox .caption { position:absolute; bottom:1.4rem; color:#fff; font-size:.95rem; }

/* FAQ accordion */
.faq-cats { display:flex; flex-wrap:wrap; gap:.6rem; justify-content:center; margin-bottom:2rem; }
.accordion { max-width: 860px; margin: 0 auto; display:flex; flex-direction:column; gap:14px; }
.acc-item { background:#fff; border:1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); overflow:hidden; }
.acc-btn { width:100%; display:flex; justify-content:space-between; align-items:center; gap:1rem; padding:1.15rem 1.35rem; background:none; border:0; font:600 1rem var(--font-head); color:var(--primary); text-align:left; }
.acc-btn .acc-icon { flex:0 0 auto; width:30px; height:30px; border-radius:50%; background:rgba(11,31,58,.06); display:grid; place-items:center; transition: transform .25s ease, background .25s ease; font-size:.85rem; }
.acc-item.open .acc-icon { transform: rotate(180deg); background: var(--gradient-accent); }
.acc-panel { max-height:0; overflow:hidden; transition: max-height .3s ease; }
.acc-panel-inner { padding: 0 1.35rem 1.35rem; color: var(--text-muted); font-size:.95rem; }

/* Forms */
.form-grid { display:grid; grid-template-columns: repeat(2,1fr); gap: 1.1rem; }
.form-field { display:flex; flex-direction:column; gap:.35rem; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font: 600 .87rem var(--font-head); color: var(--primary); }
.form-field input, .form-field select, .form-field textarea {
  font: inherit; color: var(--text);
  border: 1px solid var(--border); border-radius: 10px;
  padding: .8rem 1rem; background:#fff; transition: border-color .18s ease, box-shadow .18s ease; width:100%;
}
.form-field textarea { resize: vertical; min-height: 110px; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline:none; border-color: var(--secondary); box-shadow: 0 0 0 4px rgba(249,178,51,.15);
}
.form-hint { font-size:.78rem; color:var(--text-muted); }
.form-note { font-size:.82rem; color: var(--text-muted); margin-top:.4rem; }

.form-card { background:#fff; border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-md); padding: 2.2rem; }
.alert { border-radius: 12px; padding: 1rem 1.2rem; margin-bottom: 1.3rem; font-size: .95rem; }
.alert-success { background: rgba(34,160,107,.12); border:1px solid rgba(34,160,107,.35); color:#127a4e; }
.alert-error { background: rgba(220,53,69,.1); border:1px solid rgba(220,53,69,.35); color:#b02a37; }
.alert-warning { background: rgba(249,178,51,.14); border:1px solid rgba(249,178,51,.45); color:#8a5c06; }

/* Calculator */
.calc-wrap { display:grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items:start; }
.calc-results { background: var(--gradient-main); border-radius: var(--radius); color:#fff; padding: 2rem; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.calc-results::before { content:''; position:absolute; inset:0; background: radial-gradient(280px 120px at 85% 5%, rgba(249,178,51,.25), transparent 70%); }
.calc-results h3 { color: #fff; margin-bottom: 1.3rem; position: relative; }
.result-list { display: grid; gap: .7rem; position: relative; }
.result-row { display:flex; justify-content:space-between; gap:1rem; background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.12); border-radius: 10px; padding:.75rem 1rem; }
.result-row .label { color: rgba(255,255,255,.72); font-size:.85rem; }
.result-row .value { font: 700 .95rem var(--font-head); color:#fff; text-align:right; }
.result-row.highlight { background: rgba(249,178,51,.18); border-color: rgba(249,178,51,.5); }
.result-row.highlight .value { color: #FFD97A; font-size:1.05rem; }
.calc-note { color: rgba(255,255,255,.7); font-size:.8rem; margin-top:1.1rem; }

/* Process timeline */
.timeline { display:grid; gap: 22px; counter-reset: step; }
.timeline-step { display:flex; gap: 1.2rem; background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding: 1.5rem 1.6rem; box-shadow: var(--shadow-sm); position:relative; }
.timeline-step .t-num { flex:0 0 auto; width:52px; height:52px; border-radius:14px; background: var(--gradient-accent); color: var(--primary); font: 800 1.3rem var(--font-head); display:grid; place-items:center; }
.timeline-step h3 { font-size: 1.1rem; margin-bottom:.35rem; }
.timeline-step p { color: var(--text-muted); font-size:.94rem; }

/* Contact */
.contact-grid { display:grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items:start; }
.info-card { display:flex; gap: 1rem; align-items: flex-start; background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding:1.3rem 1.4rem; box-shadow: var(--shadow-sm); margin-bottom: 1rem; }
.info-card .ic-icon { width:48px; height:48px; flex:0 0 auto; border-radius:12px; background:var(--gradient-main); color:var(--secondary); display:grid; place-items:center; font-size:1.1rem; }
.info-card h4 { font-size:.98rem; margin-bottom:.2rem; }
.info-card p, .info-card a { color: var(--text-muted); font-size:.92rem; }
.info-card a:hover { color: var(--secondary-dark); }

/* Map */
.map-wrap { border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-md); border: 1px solid var(--border); margin-top: 40px; }
.map-wrap iframe { width:100%; height: 420px; border:0; display:block; }

/* Wizard / badge items used on subsidy + why us */
.info-panel { background:#fff; border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 1.8rem; margin-bottom:1.6rem; }
.info-panel h3 { display:flex; align-items:center; gap:.7rem; font-size:1.15rem; margin-bottom:1rem; }
.info-panel h3 i { color: var(--secondary-dark); }
.info-panel ul { display:grid; gap:.55rem; }
.info-panel ul li { display:flex; gap:.6rem; font-size:.95rem; }
.info-panel ul li i { color: var(--accent); margin-top:.35rem; }
.chip-list li { background: rgba(11,31,58,.05); border:1px solid rgba(11,31,58,.09); border-radius:999px; padding:.4rem .95rem; font-size:.86rem; font-weight:500; }

.disclaimer-note {
  border-left:4px solid var(--secondary); background: rgba(249,178,51,.1);
  border-radius: 0 12px 12px 0; padding: 1rem 1.3rem; color: #7a5610; font-size:.92rem; margin: 1.4rem 0;
}

/* Table (admin + price comparison) */
.table-wrap { overflow-x:auto; }
table.data { width:100%; border-collapse: collapse; background:#fff; border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-sm); }
table.data th { background: var(--gradient-main); color:#fff; font:600 .85rem var(--font-head); text-transform:uppercase; letter-spacing:.05em; text-align:left; padding: .95rem 1.1rem; }
table.data td { padding: .9rem 1.1rem; border-bottom: 1px solid var(--border); font-size:.92rem; vertical-align: middle; }
table.data tbody tr:hover { background: #f4f8fb; }
table.data tbody tr:last-child td { border-bottom:0; }

/* Utility */
.text-muted { color: var(--text-muted); }
.text-center { text-align:center; }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; } .mt-4 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; } .mb-4 { margin-bottom: 2rem; }
.pill { display:inline-block; padding:.3rem .85rem; border-radius:999px; font-size:.78rem; font-weight:600; }
.pill-green { background:rgba(34,160,107,.12); color:#127a4e; border:1px solid rgba(34,160,107,.3); }
.pill-amber { background:rgba(249,178,51,.16); color:#8a5c06; border:1px solid rgba(249,178,51,.4); }
.pill-red { background:rgba(220,53,69,.1); color:#b02a37; border:1px solid rgba(220,53,69,.3); }
.pill-blue { background:rgba(18,60,103,.1); color:var(--primary-2); border:1px solid rgba(18,60,103,.3); }

/* Reveal animation — only hides elements when JS is active and the observer runs */
.js .reveal { opacity:0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity:1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .reveal { opacity:1; transform:none; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: rgba(255,255,255,.78); margin-top: 60px; padding: 64px 0 0; }
.footer-grid { display:grid; grid-template-columns: 1.3fr 1fr 1fr 1fr 1.3fr; gap: 34px; padding-bottom: 46px; }
.footer-brand { display:flex; gap:.7rem; align-items:center; margin-bottom: 1rem; }
.footer-brand .brand-mark { box-shadow: none; }
.footer-brand strong { color:#fff; font: 700 1rem var(--font-head); display:block; }
.footer-brand small { color: rgba(255,255,255,.6); font-size:.72rem; text-transform: uppercase; letter-spacing:.06em; }
.footer-col h4 { color:#fff; font-size:1rem; margin-bottom:1.1rem; position:relative; padding-bottom:.6rem; }
.footer-col h4::after { content:''; position:absolute; left:0; bottom:0; width:34px; height:2px; background: var(--secondary); border-radius:2px; }
.footer-col ul { display:grid; gap:.5rem; }
.footer-col ul li { font-size:.9rem; display:flex; gap:.55rem; align-items:flex-start; }
.footer-col ul li i { color: var(--secondary); margin-top:.35rem; min-width:14px; }
.footer-col ul li a:hover { color: var(--secondary); }
.footer-social { display:flex; gap:.55rem; margin-top:1.2rem; }
.footer-social a { width:38px; height:38px; border-radius:10px; display:grid; place-items:center; background:rgba(255,255,255,.08); color:#fff; border:1px solid rgba(255,255,255,.1); transition: background .2s ease, transform .2s ease; }
.footer-social a:hover { background: var(--secondary); color: var(--primary); transform: translateY(-3px); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.1); display:flex; flex-wrap:wrap; gap:.8rem; justify-content:space-between; align-items:center; padding: 1.4rem 0; font-size:.86rem; }
.footer-links { display:flex; flex-wrap:wrap; gap:1.1rem; }
.footer-links a:hover { color: var(--secondary); }

/* Floating buttons */
.whatsapp-float {
  position: fixed; right: 20px; bottom: 26px; z-index: 1500;
  width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color:#fff; display: grid; place-items:center; font-size:1.7rem;
  box-shadow: 0 10px 26px rgba(37,211,102,.5); transition: transform .2s ease;
}
.whatsapp-float:hover { transform: scale(1.1); color:#fff; }
.whatsapp-float::before { content:''; position:absolute; inset:-6px; border-radius:50%; border:2px solid rgba(37,211,102,.5); animation: waPulse 2.2s ease-out infinite; }
@keyframes waPulse { 0% { transform: scale(.8); opacity:1;} 100% { transform: scale(1.4); opacity:0;} }

.mobile-cta { display:none; }

/* Flash */
.flash-stack { position: fixed; top: 86px; left:50%; transform: translateX(-50%); z-index:3000; display:grid; gap:.6rem; width:min(92%,420px); }
.flash { border-radius:12px; padding:.9rem 1.2rem; font-size:.92rem; box-shadow: var(--shadow-lg); animation: flashIn .3s ease; }
.flash-success { background:#e9f9f1; color:#127a4e; border:1px solid rgba(34,160,107,.4); }
.flash-error { background:#fdeeed; color:#b02a37; border:1px solid rgba(220,53,69,.4); }
.flash-warning { background:#fff7e6; color:#8a5c06; border:1px solid rgba(249,178,51,.5); }
@keyframes flashIn { from { opacity:0; transform: translateY(-10px);} to { opacity:1; transform:none;} }

/* Blog details */
.article-hero-image { border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-md); margin-bottom:2rem; background: linear-gradient(140deg,#123C67,#0B1F3A); min-height: 260px; display:grid; place-items:center; color:rgba(249,178,51,.85); font-size:3rem; }
.article-hero-image img { width:100%; height:100%; object-fit:cover; }
.article-body { font-size: 1.02rem; color:#263445; }
.article-body p { margin-bottom: 1.1rem; }
.article-body h2 { font-size: 1.45rem; margin: 1.8rem 0 .8rem; }
.article-body h3 { font-size: 1.2rem; margin: 1.4rem 0 .6rem; }
.article-body ul { list-style: disc; padding-left: 1.4rem; margin-bottom: 1.1rem; }
.article-meta { display:flex; flex-wrap:wrap; gap:1.2rem; font-size:.86rem; color:var(--text-muted); margin-bottom:1.4rem; }
.article-meta i { color: var(--secondary-dark); margin-right:.3rem; }

/* Sidebar widget */
.widget { background:#fff; border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); padding: 1.5rem; margin-bottom: 1.6rem; }
.widget h3 { font-size:1.05rem; margin-bottom:1rem; padding-bottom:.6rem; border-bottom:2px solid rgba(249,178,51,.4); }
.widget ul { display:grid; gap:.5rem; }
.widget ul li a { font-size:.92rem; color:var(--text); display:flex; gap:.5rem; }
.widget ul li a:hover { color: var(--secondary-dark); }
.widget ul li a i { color: var(--secondary-dark); margin-top:.3rem; font-size:.78rem; }

/* Testimonial slider */
.tslider { position:relative; max-width: 860px; margin: 0 auto; }
.tslide { display:none; animation: fadeSlide .5s ease; }
.tslide.active { display:block; }
@keyframes fadeSlide { from { opacity:0; transform: translateY(12px);} to { opacity:1; transform:none;} }
.tslide-inner { text-align:center; background:#fff; border:1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-md); padding: 2.6rem 2.2rem; }
.tslide-inner blockquote { font-size:1.08rem; color:var(--text); max-width:680px; margin: 1rem auto 1.6rem; }
.tslide-inner .t-avatar { margin: 0 auto .6rem; width:60px; height:60px; font-size:1.25rem; }
.tslide-nav { display:flex; justify-content:center; gap:1rem; margin-top: 1.6rem; }
.tslide-nav button { width:46px; height:46px; border-radius:50%; border:1px solid var(--border); background:#fff; color:var(--primary); font-size:1rem; transition: all .2s ease; }
.tslide-nav button:hover { background: var(--gradient-main); color:#fff; border-color: transparent; }
.tslide-dots { display:flex; justify-content:center; gap:.5rem; margin-top: 1.1rem; }
.tslide-dots button { width:9px; height:9px; border-radius:50%; border:0; background: rgba(11,31,58,.25); transition: all .2s ease; }
.tslide-dots button.active { background: var(--secondary); transform: scale(1.3); }

/* Process page hero-less card list */
.two-col-content { display:grid; grid-template-columns: 1.05fr .95fr; gap: 44px; align-items:start; }
.sticky-side { position: sticky; top: calc(var(--nav-h) + 22px); }

/* Subsidy grid */
.subsidy-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(230px,1fr)); gap: 20px; margin-bottom: 1.6rem; }
.subsidy-item { background:#fff; border:1px solid var(--border); border-radius: var(--radius); padding: 1.4rem 1.3rem; box-shadow: var(--shadow-sm); }
.subsidy-item i { color: var(--secondary-dark); font-size: 1.4rem; margin-bottom:.55rem; }
.subsidy-item h4 { font-size: .95rem; margin-bottom:.35rem; }
.subsidy-item p { font-size:.88rem; color: var(--text-muted); }

/* Blog detail layout */
.blog-detail-grid { display:grid; grid-template-columns: 1fr 320px; gap: 34px; align-items: start; }

/* ---------- Projects detail highlight ---------- */
.project-detail-hero { display:grid; grid-template-columns: 1.2fr .8fr; gap: 30px; align-items:center; }
.project-detail-hero .pd-img { border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-lg); background: linear-gradient(140deg,#123C67,#0B1F3A); min-height: 300px; display:grid; place-items:center; color:rgba(249,178,51,.85); font-size:3.4rem; }
.project-detail-hero .pd-img img { width:100%; height:100%; object-fit:cover; }
.spec-table td:first-child { font-weight: 600; color: var(--primary); width: 46%; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .blog-detail-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2,1fr); }
}

@media (max-width: 900px) {
  .nav-menu {
    position: fixed; top: var(--nav-h); left:0; right:0;
    background: var(--primary); flex-direction: column; align-items: stretch;
    padding: 1.2rem 1.2rem 1.6rem; gap: 1rem;
    transform: translateY(-8px); opacity:0; visibility:hidden;
    transition: all .28s ease; box-shadow: var(--shadow-lg);
    max-height: calc(100vh - var(--nav-h)); overflow-y:auto;
  }
  .nav-menu.open { opacity:1; visibility:visible; transform:none; }
  .nav-links { flex-direction: column; align-items: stretch; gap:.2rem; }
  .nav-links a { display:block; padding:.8rem .9rem; border-radius:10px; }
  .nav-links a::after { display:none; }
  .nav-links a:hover, .nav-links a.active { background: rgba(249,178,51,.12); }
  .nav-cta { text-align:center; }
  .nav-cta .btn { width:100%; }
  .nav-toggle { display:block; }

  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 460px; margin-inline:auto; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split-img { max-width: 460px; margin-inline:auto; }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .calc-wrap { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .project-detail-hero { grid-template-columns: 1fr; }
  .two-col-content { grid-template-columns: 1fr; }
  .sticky-side { position: static; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .section { padding: 60px 0; }
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .mission-vision { grid-template-columns: 1fr; }
  .stat-count .stat-card .stat-count { font-size: 2rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .hero-pulse-chip { display:none; }
  .gallery-grid { grid-template-columns: 1fr; }
  .mobile-cta {
    position: fixed; left:0; right:0; bottom:0; z-index: 1490;
    display: grid; grid-template-columns: 1fr 1fr 1.2fr;
    background: var(--primary); border-top: 1px solid rgba(255,255,255,.15);
    box-shadow: 0 -6px 20px rgba(7,17,31,.25);
  }
  .mobile-cta a { display:flex; flex-direction:column; align-items:center; gap:.25rem; padding:.65rem .4rem; color:rgba(255,255,255,.88); font:600 .72rem var(--font-head); }
  .mobile-cta a i { font-size: 1.15rem; }
  .mobile-cta a.mobile-cta-main { background: var(--gradient-accent); color: var(--primary); }
  body { padding-bottom: 0; }
  .whatsapp-float { bottom: 96px; right: 14px; }
  table.data th, table.data td { padding:.7rem .8rem; font-size:.82rem; }
}

@media (max-width: 380px) {
  .brand-text small { display:none; }
}

/* Print */
@media print {
  .main-nav, .site-footer, .whatsapp-float, .mobile-cta, .flash-stack { display:none !important; }
  .page-hero { padding: 40px 0; }
}