/* ============================================================
   RGS Solar — off-white & light green theme
   Distributor of Solar Panels, Inverters & Accessories
   ============================================================ */

:root {
  --bg: #f6f8f1;
  --bg-2: #eef3e5;
  --surface: #ffffff;
  --surface-2: #f1f6ea;
  --line: rgba(30, 55, 20, 0.12);
  --text: #1f2a1b;
  --muted: #5d6b53;
  --green: #6aa63c;          /* primary light green */
  --green-2: #4c8c2f;
  --green-soft: #aed581;
  --leaf: #43a047;           /* secondary green */
  --sun: #ffce4d;            /* warm sun (visual accent only) */
  --grad-green: linear-gradient(135deg, #7cb342 0%, #33691e 100%);
  --grad-leaf: linear-gradient(135deg, #9ccc65 0%, #2e7d32 100%);
  --grad-btn: linear-gradient(135deg, #7cb342 0%, #4c8c2f 100%);
  --radius: 22px;
  --nav-h: 66px;
  --maxw: 1160px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  letter-spacing: -0.011em;
  overflow-x: hidden;
}

/* Ambient background wash */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(720px 520px at 84% -6%, rgba(124, 179, 66, 0.20), transparent 60%),
    radial-gradient(680px 520px at 6% 10%, rgba(174, 213, 129, 0.18), transparent 60%),
    radial-gradient(900px 700px at 50% 110%, rgba(67, 160, 71, 0.10), transparent 60%);
}

a { color: var(--green-2); text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.08; letter-spacing: -0.03em; font-weight: 800; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Gradient text ---------- */
.g-solar { background: var(--grad-green); -webkit-background-clip: text; background-clip: text; color: transparent; }
.g-energy { background: var(--grad-leaf); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- Navigation ---------- */
.nav {
  position: sticky; top: 0; z-index: 100; height: var(--nav-h);
  background: rgba(246, 248, 241, 0.72);
  backdrop-filter: blur(18px) saturate(150%);
  -webkit-backdrop-filter: blur(18px) saturate(150%);
  border-bottom: 1px solid var(--line);
}
.nav-inner { max-width: var(--maxw); margin: 0 auto; height: 100%; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 11px; font-weight: 800; font-size: 20px;
  color: var(--text); letter-spacing: -0.02em; }
.logo:hover { text-decoration: none; }
.logo svg { display: block; }
.logo small { display: block; font-size: 10px; font-weight: 600; letter-spacing: 0.22em;
  color: var(--muted); text-transform: uppercase; margin-top: 1px; }
.nav-links { display: flex; gap: 32px; list-style: none; align-items: center; }
.nav-links a { color: var(--text); font-size: 15px; font-weight: 500; opacity: 0.82;
  position: relative; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; text-decoration: none; }
.nav-links a.active { opacity: 1; }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -22px; height: 2px;
  background: var(--grad-btn); border-radius: 2px;
}
.nav-cta { padding: 9px 18px !important; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 16px;
  padding: 13px 26px; border-radius: 100px; border: none; cursor: pointer;
  color: #ffffff; background: var(--grad-btn);
  box-shadow: 0 10px 26px -8px rgba(76, 140, 47, 0.55);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease); }
.btn:hover { transform: translateY(-2px); text-decoration: none;
  box-shadow: 0 16px 38px -10px rgba(76, 140, 47, 0.7); }
.btn.ghost { background: transparent; color: var(--green-2); border: 1px solid rgba(76,140,47,0.4);
  box-shadow: none; }
.btn.ghost:hover { border-color: var(--green-2); background: rgba(124, 179, 66, 0.12); }
.btn.energy { background: #33691e; color: #fff; box-shadow: 0 10px 26px -8px rgba(51,105,30,0.5); }
.btn-lg { font-size: 17px; padding: 15px 32px; }
.arrow-link { color: var(--green-2); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.arrow-link:hover { text-decoration: none; }
.arrow-link svg { transition: transform 0.2s; }
.arrow-link:hover svg { transform: translateX(4px); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 74px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 9px; padding: 7px 15px;
  border: 1px solid var(--line); border-radius: 100px; font-size: 13px; font-weight: 600;
  color: var(--muted); background: var(--surface); margin-bottom: 22px; box-shadow: 0 4px 14px rgba(30,55,20,0.05); }
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--leaf);
  box-shadow: 0 0 0 0 rgba(67,160,71,0.6); animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(67,160,71,0.5); }
  70% { box-shadow: 0 0 0 10px rgba(67,160,71,0); }
  100% { box-shadow: 0 0 0 0 rgba(67,160,71,0); }
}
.hero h1 { font-size: clamp(40px, 6vw, 68px); }
.hero p.lede { font-size: clamp(17px, 2.1vw, 21px); color: var(--muted); margin: 20px 0 30px;
  max-width: 540px; font-weight: 400; letter-spacing: -0.01em; }
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-quick { display: flex; gap: 26px; margin-top: 34px; flex-wrap: wrap; }
.hero-quick .q .n { font-size: 26px; font-weight: 800; }
.hero-quick .q .l { font-size: 13px; color: var(--muted); }

/* ---------- Animated solar scene ---------- */
.scene { width: 100%; height: auto; overflow: visible; filter: drop-shadow(0 24px 44px rgba(30,55,20,0.14)); }
@keyframes spin { to { transform: rotate(360deg); } }
.panel-shine { animation: shine 5s ease-in-out infinite; }
@keyframes shine { 0%,100% { opacity: 0.12; } 45% { opacity: 0.5; } 55% { opacity: 0.5; } }
.flow-dash { stroke-dasharray: 5 9; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -28; } }

/* Supply route / truck strip */
.route { position: relative; height: 92px; margin-top: 8px; overflow: hidden; }
.route .road { position: absolute; left: 0; right: 0; bottom: 26px; height: 3px;
  background: repeating-linear-gradient(90deg, var(--line) 0 18px, transparent 18px 34px); }
.truck { position: absolute; bottom: 24px; left: -120px; animation: drive 9s linear infinite; }
@keyframes drive { 0% { left: -140px; } 100% { left: 100%; } }
.truck .wheel { transform-origin: center; animation: spin 0.9s linear infinite; }
@keyframes sunpulse { 0%,100% { opacity: 0.85; } 50% { opacity: 1; } }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section.tight { padding: 64px 0; }
.head { text-align: center; max-width: 720px; margin: 0 auto 58px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--green-2); margin-bottom: 14px; }
.head h2 { font-size: clamp(30px, 4.4vw, 50px); }
.head p { color: var(--muted); font-size: clamp(16px, 2vw, 19px); margin-top: 16px; font-weight: 400; }

/* ---------- Cards / grid ---------- */
.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card { position: relative; background: var(--surface);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 30px; overflow: hidden;
  box-shadow: 0 10px 30px -18px rgba(30,55,20,0.18);
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease); }
.card::after { content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: radial-gradient(400px 200px at 50% -20%, rgba(124,179,66,0.16), transparent 70%);
  opacity: 0; transition: opacity 0.4s; pointer-events: none; }
.card:hover { transform: translateY(-8px); border-color: rgba(124,179,66,0.55);
  box-shadow: 0 26px 55px -24px rgba(76,140,47,0.4); }
.card:hover::after { opacity: 1; }
.card .badge-ico { width: 56px; height: 56px; border-radius: 15px; display: grid; place-items: center;
  font-size: 26px; background: rgba(124,179,66,0.14); border: 1px solid rgba(124,179,66,0.3); margin-bottom: 20px; }
.card.energy .badge-ico { background: rgba(67,160,71,0.13); border-color: rgba(67,160,71,0.3); }
.card.sky .badge-ico { background: rgba(174,213,129,0.28); border-color: rgba(124,179,66,0.32); }
.card h3 { font-size: 22px; font-weight: 700; }
.card p { color: var(--muted); font-size: 15.5px; margin-top: 10px; font-weight: 400; }
.card .feat { list-style: none; margin-top: 16px; display: grid; gap: 8px; }
.card .feat li { font-size: 14.5px; color: var(--muted); display: flex; gap: 9px; align-items: flex-start; }
.card .feat li::before { content: "✦"; color: var(--green); font-size: 12px; margin-top: 2px; }

/* ---------- Stats band ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  background: var(--surface-2);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 46px 30px;
  box-shadow: 0 14px 40px -26px rgba(30,55,20,0.25); }
.stat { text-align: center; }
.stat .num { font-size: clamp(34px, 5vw, 52px); font-weight: 800; }
.stat .lab { color: var(--muted); font-size: 14px; margin-top: 6px; }

/* ---------- Process / flow steps ---------- */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; position: relative; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 26px 22px;
  box-shadow: 0 10px 30px -20px rgba(30,55,20,0.2); }
.step .no { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  font-weight: 800; background: var(--grad-btn); color: #fff; margin-bottom: 16px; }
.step h4 { font-size: 18px; }
.step p { color: var(--muted); font-size: 14.5px; margin-top: 8px; font-weight: 400; }

/* ---------- Marquee (brands) ---------- */
.marquee { overflow: hidden; padding: 26px 0; border-block: 1px solid var(--line);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-track { display: flex; gap: 60px; width: max-content; animation: marq 26s linear infinite; }
.marquee-track span { color: var(--muted); font-weight: 700; font-size: 20px; opacity: 0.7; white-space: nowrap; }
@keyframes marq { to { transform: translateX(-50%); } }

/* ---------- CTA banner ---------- */
.cta { position: relative; overflow: hidden; text-align: center;
  background: linear-gradient(120deg, #eaf4dc, #f1f6ea);
  border: 1px solid rgba(124,179,66,0.35); border-radius: 26px; padding: 66px 40px; }
.cta::before { content: ""; position: absolute; inset: -40%;
  background: radial-gradient(circle at 50% 0%, rgba(124,179,66,0.28), transparent 55%);
  animation: sunpulse 6s ease-in-out infinite; }
.cta > * { position: relative; }
.cta h2 { font-size: clamp(28px, 4.5vw, 46px); }
.cta p { color: var(--muted); font-size: 18px; margin: 14px auto 28px; max-width: 620px; }

/* ---------- Forms ---------- */
.form { max-width: 640px; margin: 0 auto; display: grid; gap: 18px; }
.frow { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: grid; gap: 7px; }
.field label { font-size: 13px; color: var(--muted); font-weight: 600; }
.field input, .field textarea, .field select {
  font-family: inherit; font-size: 16px; padding: 13px 15px; color: var(--text);
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  transition: border 0.2s, box-shadow 0.2s; }
.field input::placeholder, .field textarea::placeholder { color: #9aa890; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--green); box-shadow: 0 0 0 4px rgba(124,179,66,0.18); }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 13px; color: var(--muted); text-align: center; }

/* Contact info */
.info { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.info .item { background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 24px 20px; text-align: center; box-shadow: 0 10px 30px -20px rgba(30,55,20,0.2); }
.info .item .ic { font-size: 24px; }
.info .item h4 { font-size: 16px; margin: 10px 0 4px; }
.info .item p { color: var(--muted); font-size: 14.5px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); background: var(--bg-2); padding: 54px 0 30px; margin-top: 20px; }
.footer-cols { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 34px;
  padding-bottom: 30px; border-bottom: 1px solid var(--line); }
.footer-cols .brand p { color: var(--muted); font-size: 14px; margin-top: 14px; max-width: 280px; }
.footer h5 { font-size: 13px; color: var(--text); margin-bottom: 14px; letter-spacing: 0.02em; }
.footer a { color: var(--muted); font-size: 14px; display: block; margin-bottom: 9px; }
.footer a:hover { color: var(--green-2); text-decoration: none; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px;
  padding-top: 22px; color: var(--muted); font-size: 13px; }

/* ---------- Scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero .scene-wrap { order: -1; }
  .grid-3, .flow, .stats, .info { grid-template-columns: 1fr 1fr; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .nav-links { display: none; }
  .grid-3, .flow, .stats, .info, .frow, .footer-cols { grid-template-columns: 1fr; }
  .section { padding: 68px 0; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}