/* =========================================================
   K2G Energy — LPG Delivery
   Brand palette matched to the K2G Energy flyer:
   deep emerald green, lime-green accents, gold/yellow CTAs.
   ========================================================= */

:root{
  --bg:        #083a22;   /* deep emerald (flyer base) */
  --bg-2:      #0a472a;
  --surface:   #0e5733;
  --surface-2: #11623a;
  --border:    rgba(255,255,255,.14);
  --text:      #f3faf4;
  --muted:     #b9d8c4;
  --muted-2:   #7fa890;

  --accent:    #f6c61d;   /* gold / yellow (FREE DELIVERY badge) */
  --accent-2:  #a4d65e;   /* lime green (price box / pills) */
  --accent-ink:#06351d;   /* dark green text on gold buttons */
  --accent-soft: rgba(246,198,29,.16);

  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 1180px;

  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Manrope', system-ui, sans-serif;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:
    radial-gradient(900px 500px at 85% -5%, rgba(164,214,94,.10), transparent 60%),
    linear-gradient(180deg, var(--bg), #062c19 80%);
  background-attachment:fixed;
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

.container{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }

h1,h2,h3,h4{ font-family:var(--font-display); line-height:1.12; margin:0; letter-spacing:-.02em; }
.hl{ color:var(--accent); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:.5rem; font-family:var(--font-display); font-weight:700;
  font-size:.95rem; padding:.78rem 1.35rem; border-radius:999px;
  border:1px solid transparent; cursor:pointer; transition:.22s ease;
  white-space:nowrap;
}
.btn-lg{ padding:1rem 1.7rem; font-size:1.02rem; }
.btn-accent{
  background:linear-gradient(135deg,var(--accent),#ffd84d);
  color:var(--accent-ink); box-shadow:0 8px 24px -8px rgba(246,198,29,.55);
}
.btn-accent:hover{ transform:translateY(-2px); box-shadow:0 14px 30px -10px rgba(246,198,29,.7); }
.btn-ghost{ background:rgba(255,255,255,.08); color:var(--text); border-color:var(--border); }
.btn-ghost:hover{ background:rgba(255,255,255,.16); transform:translateY(-2px); }
.btn-outline{ background:transparent; color:var(--text); border-color:var(--border); }
.btn-outline:hover{ border-color:var(--accent-2); color:var(--accent-2); }

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(8,58,34,.82); backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.header-inner{ display:flex; align-items:center; gap:1.5rem; height:78px; }
.brand{ display:flex; align-items:center; gap:.8rem; }
.brand-logo{ display:block; }
.brand-logo svg{ width:50px; height:auto; display:block; }
.brand-text strong{ display:block; font-family:var(--font-display); font-size:1.1rem; }
.brand-text small{ display:block; color:var(--accent-2); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase; }

.nav{ display:flex; gap:1.6rem; margin-left:auto; }
.nav a{ color:var(--muted); font-weight:500; font-size:.95rem; transition:color .2s; }
.nav a:hover{ color:#fff; }

.header-cta{ display:flex; align-items:center; gap:1rem; }
.phone-link{ font-family:var(--font-display); font-weight:700; font-size:.95rem; color:#fff; }
.phone-link:hover{ color:var(--accent); }

.nav-toggle{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:6px; }
.nav-toggle span{ width:24px; height:2px; background:#fff; transition:.25s; }

/* ---------- Hero ---------- */
.hero{ position:relative; padding:84px 0 90px; overflow:hidden; }
.hero-glow{
  position:absolute; top:-160px; right:-120px; width:620px; height:620px;
  background:radial-gradient(circle, rgba(246,198,29,.20), transparent 62%);
  filter:blur(18px); pointer-events:none;
}
.hero-inner{ display:grid; grid-template-columns:1.15fr .85fr; gap:3rem; align-items:center; position:relative; }
.eyebrow{
  display:inline-flex; align-items:center; gap:.55rem; font-size:.82rem;
  color:var(--accent); font-weight:700; letter-spacing:.04em;
  background:var(--accent-soft); border:1px solid rgba(246,198,29,.3);
  padding:.4rem .85rem; border-radius:999px; margin-bottom:1.4rem;
}
.eyebrow .dot{ width:7px; height:7px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 4px rgba(246,198,29,.25); }
.hero h1{ font-size:clamp(2.3rem,5vw,3.6rem); font-weight:800; margin-bottom:1.2rem; }
.lead{ font-size:1.12rem; color:var(--muted); max-width:48ch; }
.hero-actions{ display:flex; gap:.9rem; margin:1.8rem 0 1.4rem; flex-wrap:wrap; }
.hero-badges{ list-style:none; display:flex; gap:1.4rem; padding:0; margin:0; flex-wrap:wrap; }
.hero-badges li{ position:relative; padding-left:1.3rem; color:var(--muted); font-size:.92rem; }
.hero-badges li::before{ content:"✓"; position:absolute; left:0; color:var(--accent-2); font-weight:800; }

.hero-visual{ display:flex; justify-content:center; }
.flame-card{
  width:100%; max-width:360px;
  background:linear-gradient(160deg,var(--surface),var(--bg-2));
  border:1px solid var(--border); border-radius:24px; padding:2.4rem 1.8rem;
  text-align:center; box-shadow:0 30px 60px -30px rgba(0,0,0,.7);
  animation:rise .8s ease both;
}
.brand-hero{ display:flex; justify-content:center; margin-bottom:1.6rem; filter:drop-shadow(0 12px 24px rgba(0,0,0,.35)); }
.brand-hero svg{ width:180px; height:auto; animation:float 4s ease-in-out infinite; }
.flame-stats{ display:grid; grid-template-columns:repeat(3,1fr); gap:.6rem; border-top:1px solid var(--border); padding-top:1.4rem; }
.flame-stats strong{ display:block; font-family:var(--font-display); color:var(--accent); font-size:1.05rem; }
.flame-stats span{ font-size:.72rem; color:var(--muted); }

@keyframes float{ 0%,100%{ transform:translateY(0) } 50%{ transform:translateY(-8px) } }
@keyframes rise{ from{ opacity:0; transform:translateY(24px) } to{ opacity:1; transform:none } }

/* ---------- Sections ---------- */
.section{ padding:88px 0; }
.section-alt{ background:rgba(0,0,0,.16); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.section-head{ max-width:680px; margin:0 auto 3rem; text-align:center; }
.kicker{
  display:inline-block; font-family:var(--font-display); font-weight:700;
  font-size:.78rem; letter-spacing:.22em; text-transform:uppercase;
  color:var(--accent); margin-bottom:1rem;
}
.kicker.light{ color:var(--accent); }
.section-head h2{ font-size:clamp(1.7rem,3.4vw,2.5rem); font-weight:700; margin-bottom:1rem; }
.section-head p{ color:var(--muted); font-size:1.05rem; }

/* ---------- Cylinder cards (legacy, kept for safety) ---------- */
.cards{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.2rem; }
.card{ position:relative; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:1.8rem 1.5rem; transition:.25s ease; }
.card:hover{ transform:translateY(-6px); border-color:rgba(164,214,94,.5); }
.card-size{ font-family:var(--font-display); font-weight:800; font-size:1.6rem; color:var(--accent); margin-bottom:.4rem; }
.card h3{ font-size:1.05rem; margin-bottom:.5rem; }
.card p{ color:var(--muted); font-size:.92rem; margin:0 0 1rem; }

.cards-note{ text-align:center; margin-top:2rem; color:var(--muted); }
.cards-note a{ color:var(--accent-2); font-weight:700; }

/* ---------- Free delivery banner ---------- */
.free-banner{
  text-align:center; font-family:var(--font-display); font-weight:800;
  letter-spacing:.02em; color:var(--accent-ink); margin:0 auto 2rem; max-width:680px;
  padding:.9rem 1.4rem; border-radius:999px;
  background:linear-gradient(135deg,var(--accent),#ffd84d);
  box-shadow:0 10px 30px -12px rgba(246,198,29,.6);
}

/* ---------- Price cards ---------- */
.price-cards{ display:grid; grid-template-columns:repeat(2,1fr); gap:1rem; max-width:880px; margin:0 auto; }
.price-card{
  display:flex; align-items:center; gap:1.1rem;
  background:var(--surface); border:1px solid var(--border);
  border-radius:var(--radius); padding:1.2rem 1.4rem; transition:.25s ease;
}
.price-card:hover{ transform:translateY(-4px); border-color:rgba(164,214,94,.55); }
.price-card--wide{ grid-column:1 / -1; }
.pc-size{
  flex:0 0 auto; width:64px; height:64px; border-radius:14px;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  font-family:var(--font-display); font-weight:800; font-size:1.5rem; line-height:1;
  color:var(--accent-ink); background:linear-gradient(135deg,var(--accent),#ffd84d);
}
.pc-size span{ font-size:.7rem; font-weight:700; }
.pc-body{ flex:1 1 auto; }
.pc-body h3{ font-size:1.05rem; margin-bottom:.2rem; }
.pc-body p{ color:var(--muted); font-size:.86rem; margin:0; }
.pc-price{ font-family:var(--font-display); font-weight:800; font-size:1.5rem; color:var(--accent-2); margin-left:auto; white-space:nowrap; }
.pc-btn{ flex:0 0 auto; padding:.6rem 1.2rem; font-size:.9rem; }

/* ---------- Steps ---------- */
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.step{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:2.2rem 1.8rem; position:relative; }
.step-num{
  display:inline-flex; align-items:center; justify-content:center;
  width:46px; height:46px; border-radius:14px; font-family:var(--font-display);
  font-weight:800; font-size:1.2rem; color:var(--accent-ink); margin-bottom:1.2rem;
  background:linear-gradient(135deg,var(--accent),#ffd84d);
}
.step h3{ font-size:1.15rem; margin-bottom:.6rem; }
.step p{ color:var(--muted); margin:0; }

/* ---------- Features ---------- */
.features{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.2rem; }
.feature{ padding:1.8rem 1.4rem; border-radius:var(--radius); background:var(--surface); border:1px solid var(--border); transition:.25s; }
.feature:hover{ transform:translateY(-5px); border-color:rgba(164,214,94,.45); }
.feature-icon{ font-size:1.8rem; margin-bottom:.9rem; }
.feature h3{ font-size:1.1rem; margin-bottom:.5rem; }
.feature p{ color:var(--muted); margin:0; font-size:.93rem; }

/* ---------- Safety ---------- */
.safety-grid{ display:grid; grid-template-columns:1.15fr .85fr; gap:3rem; align-items:start; }
.safety-grid .lead{ margin:1rem 0 1.6rem; }
.check-list{ list-style:none; padding:0; margin:0 0 1.8rem; }
.check-list li{ position:relative; padding-left:1.8rem; margin-bottom:.9rem; color:var(--muted); }
.check-list li::before{
  content:"✓"; position:absolute; left:0; top:0; width:1.2rem; height:1.2rem;
  display:inline-flex; align-items:center; justify-content:center; font-size:.75rem;
  font-weight:800; color:var(--accent-ink); border-radius:50%;
  background:linear-gradient(135deg,var(--accent),#ffd84d);
}
.safety-panel{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:2rem 1.8rem; }
.safety-panel h3{ font-size:1.15rem; margin-bottom:1rem; color:var(--accent-2); }
.safety-panel ol{ margin:0; padding-left:1.2rem; color:var(--muted); }
.safety-panel li{ margin-bottom:.8rem; }

/* ---------- Quotes ---------- */
.quotes{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.quote{ margin:0; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:1.8rem; position:relative; }
.quote::before{ content:"\201C"; font-family:var(--font-display); font-size:3.4rem; line-height:1; color:var(--accent-2); opacity:.55; position:absolute; top:.6rem; right:1.2rem; }
.quote blockquote{ margin:0 0 1.2rem; font-size:1rem; }
.quote figcaption strong{ display:block; font-family:var(--font-display); }
.quote figcaption span{ color:var(--muted); font-size:.85rem; }

/* ---------- FAQ ---------- */
.faq{ max-width:780px; margin:0 auto; }
.faq details{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius-sm); margin-bottom:.8rem; padding:0 1.4rem; transition:.2s; }
.faq details[open]{ border-color:rgba(164,214,94,.5); }
.faq summary{ list-style:none; cursor:pointer; font-family:var(--font-display); font-weight:700; padding:1.1rem 0; display:flex; justify-content:space-between; align-items:center; gap:1rem; }
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{ content:"+"; color:var(--accent); font-size:1.4rem; font-weight:400; transition:.2s; }
.faq details[open] summary::after{ transform:rotate(45deg); }
.faq p{ color:var(--muted); margin:0 0 1.2rem; }

/* ---------- CTA ---------- */
.cta{ position:relative; padding:96px 0; text-align:center; background:linear-gradient(180deg,var(--bg-2),#062c19); overflow:hidden; }
.cta-glow{ position:absolute; inset:0; margin:auto; width:520px; height:520px; background:radial-gradient(circle, rgba(246,198,29,.18), transparent 60%); filter:blur(10px); }
.cta-inner{ position:relative; }
.cta h2{ font-size:clamp(1.9rem,4vw,2.8rem); font-weight:800; margin:.4rem 0 1rem; }
.cta p{ color:var(--muted); font-size:1.1rem; margin-bottom:1.8rem; }
.cta-actions{ display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; margin-bottom:1.4rem; }
.cta-meta{ color:var(--muted); font-size:.95rem; display:flex; gap:.6rem; justify-content:center; align-items:center; flex-wrap:wrap; }
.cta-meta a{ color:var(--accent); font-weight:700; }

/* ---------- Footer ---------- */
.site-footer{ background:#062c19; border-top:1px solid var(--border); padding:56px 0 28px; }
.footer-inner{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:2rem; }
.footer-brand p{ color:var(--muted); font-size:.92rem; max-width:34ch; margin-top:1rem; }
.footer-col h4{ font-family:var(--font-display); font-size:.95rem; margin-bottom:1rem; color:var(--accent-2); }
.footer-col ul{ list-style:none; padding:0; margin:0; }
.footer-col li{ margin-bottom:.6rem; color:var(--muted); font-size:.92rem; }
.footer-col a{ color:var(--muted); transition:color .2s; }
.footer-col a:hover{ color:var(--accent); }
.footer-bottom{ display:flex; justify-content:space-between; gap:1rem; flex-wrap:wrap; margin-top:2.4rem; padding-top:1.6rem; border-top:1px solid var(--border); color:var(--muted-2); font-size:.84rem; }

/* ---------- Floating WhatsApp ---------- */
.wa-float{
  position:fixed; right:20px; bottom:20px; z-index:60;
  width:56px; height:56px; border-radius:50%;
  background:#25D366; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:0 10px 28px -8px rgba(37,211,102,.7); transition:.25s;
}
.wa-float:hover{ transform:translateY(-3px) scale(1.05); }

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; }
  .cards,.features{ grid-template-columns:repeat(2,1fr); }
  .quotes,.steps{ grid-template-columns:1fr; }
  .safety-grid{ grid-template-columns:1fr; }
  .footer-inner{ grid-template-columns:1fr 1fr; }
}
@media (max-width:760px){
  .nav,.header-cta{ display:none; }
  .nav-toggle{ display:flex; margin-left:auto; }
  .site-header.open .nav{
    display:flex; position:absolute; top:78px; left:0; right:0; flex-direction:column;
    background:var(--bg-2); border-bottom:1px solid var(--border); padding:1rem 24px; gap:1rem;
  }
  .site-header.open .header-cta{
    display:flex; position:absolute; top:calc(78px + 220px); left:0; right:0;
    background:var(--bg-2); padding:0 24px 1.2rem; gap:.8rem;
  }
}
@media (max-width:560px){
  .cards,.features,.footer-inner,.price-cards{ grid-template-columns:1fr; }
  .price-card{ flex-wrap:wrap; }
  .pc-price{ margin-left:0; }
  .hero-actions .btn,.cta-actions .btn{ width:100%; }
}