/* ============================================================
   Heliobond — style.css  v3
   Fonts: Playfair Display + Plus Jakarta Sans
   Palette: white bg, amber #E4A00E, dark #111
   ============================================================ */

:root {
  --amber:       #E4A00E;
  --amber-light: #FEF7E0;
  --amber-mid:   #F5C842;
  --amber-dark:  #B87D0A;
  --amber-text:  #7A5000;
  --dark:        #111111;
  --dark2:       #1C1C1E;
  --text:        #1a1a1a;
  --muted:       #6b7280;
  --border:      rgba(0,0,0,0.08);
  --bg:          #ffffff;
  --bg-alt:      #f9f8f5;
  --bg-dark:     #111111;
  --green:       #16a34a;
  --green-bg:    #dcfce7;
  --blue:        #1d4ed8;
  --blue-bg:     #dbeafe;
  --r:           10px;
  --rl:          16px;
  --rxl:         24px;
  --shadow:      0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg:   0 8px 48px rgba(0,0,0,0.12);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: 'Plus Jakarta Sans', sans-serif; background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.6; overflow-x: hidden; }
h1,h2,h3,h4 { font-family: 'Playfair Display', serif; line-height: 1.2; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; }

/* ---- CONTAINER ---- */
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--amber); color: #fff; border: none;
  padding: 12px 24px; border-radius: var(--r);
  font-size: 14px; font-weight: 600; cursor: pointer;
  transition: background .2s, transform .15s, box-shadow .2s;
  white-space: nowrap;
}
.btn-primary:hover { background: var(--amber-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(228,160,14,.35); }
.btn-lg { padding: 15px 30px; font-size: 15px; border-radius: var(--rl); }
.btn-ghost { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 14px; font-weight: 500; padding: 12px 16px; border-radius: var(--r); transition: color .2s; border: none; background: none; cursor: pointer; }
.btn-ghost:hover { color: var(--text); }
.pulse-btn { animation: pulse-glow 3s ease-in-out infinite; }
@keyframes pulse-glow { 0%,100%{ box-shadow:0 0 0 0 rgba(228,160,14,0); } 50%{ box-shadow:0 0 0 8px rgba(228,160,14,0.2); } }

/* ---- NAV ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; gap: 2rem;
  padding: 1rem 2rem;
  background: rgba(255,255,255,0);
  transition: background .3s, box-shadow .3s, padding .3s;
}
.nav.scrolled { background: rgba(255,255,255,.97); box-shadow: 0 1px 0 var(--border); padding: .75rem 2rem; backdrop-filter: blur(12px); }
.nav-logo { display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.logo-mark { width: 32px; height: 32px; border-radius: 9px; background: var(--amber); display: flex; align-items: center; justify-content: center; }
.logo-mark.sm { width: 26px; height: 26px; border-radius: 7px; }
.logo-name { font-family: 'Playfair Display', serif; font-size: 18px; font-weight: 700; }
.nav-links { display: flex; gap: 1.75rem; margin-left: auto; }
.nav-link { font-size: 14px; color: var(--muted); font-weight: 500; transition: color .2s; }
.nav-link:hover { color: var(--text); }
.nav-cta { margin-left: 1rem; padding: 9px 18px; font-size: 13px; }
.nav-burger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; margin-left: auto; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* MOBILE NAV */
.mobile-nav {
  display: none; position: fixed; top: 62px; left: 0; right: 0; z-index: 99;
  background: #fff; border-bottom: 1px solid var(--border);
  flex-direction: column; padding: 1.25rem 1.5rem; gap: .75rem;
  box-shadow: var(--shadow);
}
.mobile-nav.open { display: flex; }
.mobile-nav a { font-size: 15px; font-weight: 500; padding: .5rem 0; border-bottom: 1px solid var(--border); }
.mobile-nav a:last-of-type { border: none; }
.mobile-nav .btn-primary { margin-top: .5rem; justify-content: center; }

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  padding: 7rem 2rem 4rem;
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse 80% 60% at 70% 50%, rgba(228,160,14,.07) 0%, transparent 70%), var(--bg);
}
.hero-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 3rem;
}
.hero-bg-pattern {
  position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(circle, rgba(228,160,14,.12) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}
.hero-content { flex: 1; max-width: 560px; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; letter-spacing: .04em;
  color: var(--amber-text); background: var(--amber-light);
  border: 1px solid rgba(228,160,14,.3);
  padding: 6px 14px; border-radius: 20px; margin-bottom: 1.5rem;
}
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 3px rgba(22,163,74,.2); animation: blink 2s ease-in-out infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.4} }
.hero-h1 { font-size: clamp(36px,5vw,58px); font-weight: 700; margin-bottom: 1.25rem; line-height: 1.1; }
.hero-h1 em { font-style: italic; color: var(--amber); }
.hero-p { font-size: 16px; color: var(--muted); line-height: 1.75; margin-bottom: 2rem; max-width: 480px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 2rem; align-items: center; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 12px; font-size: 12px; color: var(--muted); font-weight: 500; }

/* HERO VISUAL */
.hero-visual {
  flex-shrink: 0; width: 360px; height: 360px;
  position: relative; display: flex; align-items: center; justify-content: center;
  z-index: 1;
}
.sun-orb { position: relative; display: flex; align-items: center; justify-content: center; }
.sun-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(228,160,14,.2);
  animation: expand 4s ease-in-out infinite;
}
.r1 { width: 110px; height: 110px; animation-delay: 0s; }
.r2 { width: 190px; height: 190px; animation-delay: .8s; border-style: dashed; }
.r3 { width: 270px; height: 270px; animation-delay: 1.6s; }
@keyframes expand { 0%,100%{opacity:.6;transform:scale(1)} 50%{opacity:1;transform:scale(1.04)} }
.sun-core { width: 80px; height: 80px; border-radius: 50%; background: var(--amber-light); border: 2px solid rgba(228,160,14,.4); display: flex; align-items: center; justify-content: center; position: relative; z-index: 2; }
.solar-card {
  position: absolute; top: 10px; right: 0; z-index: 3;
  background: #fff; border: 1px solid var(--border); border-radius: var(--rl);
  padding: .9rem 1rem; width: 196px;
  box-shadow: var(--shadow-lg);
  animation: float 5s ease-in-out infinite;
}
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
.sc-header { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--muted); margin-bottom: .65rem; font-weight: 600; }
.sc-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }
.sc-dot.green { background: var(--green); box-shadow: 0 0 0 3px rgba(22,163,74,.15); }
.sc-body { display: flex; align-items: center; gap: 9px; margin-bottom: .6rem; }
.sc-avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--amber-light); color: var(--amber-text); font-size: 10px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sc-name { font-size: 12px; font-weight: 600; }
.sc-zone { font-size: 10px; color: var(--muted); }
.sc-stat { font-size: 11px; background: var(--green-bg); color: var(--green); border-radius: 6px; padding: 3px 8px; font-weight: 600; display: inline-block; }
.stat-pill {
  position: absolute; background: #fff;
  border: 1px solid var(--border); border-radius: var(--rl);
  padding: .6rem 1rem; box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 2px;
  animation: float 6s ease-in-out infinite;
}
.pill-left  { bottom: 60px; left: 0; animation-delay: 1s; }
.pill-right { bottom: 30px; right: 0; animation-delay: 2.5s; }
.pill-num { font-family: 'Playfair Display', serif; font-size: 18px; font-weight: 700; line-height: 1; }
.pill-lbl { font-size: 10px; color: var(--muted); font-weight: 500; }

/* ---- TICKER ---- */
.ticker-wrap { overflow: hidden; background: var(--dark); padding: .75rem 0; border-top: 1px solid #222; border-bottom: 1px solid #222; }
.ticker { display: flex; gap: 0; animation: ticker 40s linear infinite; white-space: nowrap; width: max-content; }
.ticker span { font-size: 12px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.5); padding: 0 2rem; }
.ticker span:nth-child(odd) { color: var(--amber); }
@keyframes ticker { from{transform:translateX(0)} to{transform:translateX(-33.33%)} }

/* ---- SECTIONS ---- */
.section { padding: 5rem 0; border-bottom: 1px solid var(--border); }
.section-dark { background: var(--dark); border-color: #222; }
.section-dark .sec-label { color: rgba(228,160,14,.7); }
.section-dark h2,.section-dark p { color: #fff; }
.section-dark .sec-header p { color: rgba(255,255,255,.6); }
.section-tint { background: var(--bg-alt); }
.sec-header { text-align: center; margin-bottom: 3rem; }
.sec-header.light { color: #fff; }
.sec-label { display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--amber-text); background: var(--amber-light); padding: 4px 12px; border-radius: 20px; margin-bottom: .75rem; }
.sec-header h2 { font-size: clamp(26px,4vw,38px); margin-bottom: .6rem; }
.sec-header p { font-size: 15px; color: var(--muted); max-width: 480px; margin: 0 auto; }

/* ---- FLOW GRID ---- */
.flow-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; }
.flow-card {
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--rl);
  padding: 1.5rem; opacity: 0; transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease, box-shadow .2s;
}
.flow-card.visible { opacity: 1; transform: translateY(0); }
.flow-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.fc-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.fc-num { font-family: 'Playfair Display', serif; font-size: 28px; font-weight: 700; color: var(--amber-light); line-height: 1; }
.actor { display: inline-block; font-size: 10px; font-weight: 700; padding: 3px 9px; border-radius: 10px; letter-spacing: .04em; }
.actor-you  { background: var(--blue-bg);  color: var(--blue); }
.actor-hb   { background: var(--amber-light); color: var(--amber-text); }
.actor-inst { background: var(--green-bg); color: var(--green); }
.flow-card h3 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 14px; font-weight: 700; margin-bottom: .4rem; }
.flow-card p  { font-size: 13px; color: var(--muted); line-height: 1.65; }

/* ---- SERVICES ---- */
.svc-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; }
.svc-card {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--rl); padding: 1.75rem;
  cursor: pointer; display: flex; flex-direction: column; gap: 1rem;
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s, transform .5s, border-color .2s, background .2s;
}
.svc-card.visible { opacity: 1; transform: translateY(0); }
.svc-card:hover { border-color: rgba(228,160,14,.5); background: rgba(228,160,14,.06); }
.svc-icon { font-size: 28px; }
.svc-body { flex: 1; }
.svc-body h3 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 16px; font-weight: 700; color: #fff; margin-bottom: .4rem; }
.svc-body p  { font-size: 13px; color: rgba(255,255,255,.55); line-height: 1.6; }
.svc-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 1rem; border-top: 1px solid rgba(255,255,255,.08); }
.svc-price { font-size: 13px; font-weight: 600; color: var(--amber); }
.svc-cta   { font-size: 13px; color: rgba(255,255,255,.4); transition: color .2s; }
.svc-card:hover .svc-cta { color: var(--amber); }

/* ---- WHY ---- */
.why-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.why-left h2 { font-size: clamp(24px,3.5vw,36px); margin-bottom: 1rem; }
.why-p { font-size: 15px; color: var(--muted); line-height: 1.75; margin-bottom: 1.5rem; }
.coren-badge-lg { display: flex; align-items: center; gap: 14px; background: var(--amber-light); border: 1px solid rgba(228,160,14,.3); border-radius: var(--rl); padding: 1rem 1.25rem; }
.cb-title { font-size: 14px; font-weight: 700; color: var(--amber-text); }
.cb-sub   { font-size: 11px; color: var(--muted); margin-top: 2px; }
.why-right { display: flex; flex-direction: column; gap: .75rem; }
.why-card {
  display: flex; align-items: flex-start; gap: 14px;
  background: var(--bg-alt); border: 1px solid var(--border);
  border-radius: var(--rl); padding: 1.1rem 1.25rem;
  opacity: 0; transform: translateX(16px);
  transition: opacity .5s, transform .5s, box-shadow .2s;
}
.why-card.visible { opacity: 1; transform: translateX(0); }
.why-card:hover { box-shadow: var(--shadow); }
.why-icon { font-size: 20px; flex-shrink: 0; margin-top: 2px; }
.why-card h3 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 14px; font-weight: 700; margin-bottom: .25rem; }
.why-card p  { font-size: 12px; color: var(--muted); line-height: 1.6; }

/* ---- REVIEWS ---- */
.review-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1.25rem; }
.review-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--rl);
  padding: 1.5rem; display: flex; flex-direction: column;
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s, transform .5s, box-shadow .2s;
}
.review-card.visible { opacity: 1; transform: translateY(0); }
.review-card:hover { box-shadow: var(--shadow); }
.stars { color: var(--amber); font-size: 13px; letter-spacing: 1px; margin-bottom: .65rem; }
.review-text { font-size: 14px; color: var(--text); line-height: 1.7; flex: 1; margin-bottom: 1rem; font-style: italic; }
.reviewer { display: flex; align-items: center; gap: 10px; margin-bottom: .6rem; }
.av { width: 34px; height: 34px; border-radius: 50%; background: var(--amber-light); color: var(--amber-text); font-size: 11px; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.rv-name { font-size: 13px; font-weight: 700; }
.rv-loc  { font-size: 11px; color: var(--muted); }
.rv-tag  { display: inline-block; font-size: 11px; background: var(--amber-light); color: var(--amber-text); border-radius: 6px; padding: 2px 9px; font-weight: 600; }

/* ---- FAQ ---- */
.faq-item { border-bottom: 1px solid var(--border); cursor: pointer; }
.faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 0; font-size: 15px; font-weight: 600; gap: 1rem;
  transition: color .2s;
}
.faq-item:hover .faq-q { color: var(--amber-text); }
.faq-arrow { flex-shrink: 0; transition: transform .3s; color: var(--muted); }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-a { font-size: 14px; color: var(--muted); line-height: 1.75; max-height: 0; overflow: hidden; transition: max-height .4s ease, padding .3s; }
.faq-item.open .faq-a { max-height: 200px; padding-bottom: 1.1rem; }

/* ---- CTA SECTION ---- */
.cta-section { padding: 5rem 0; background: var(--dark); position: relative; overflow: hidden; }
.cta-inner { text-align: center; position: relative; z-index: 1; }
.cta-inner h2 { font-size: clamp(26px,4vw,40px); color: #fff; margin-bottom: .75rem; }
.cta-inner p { font-size: 15px; color: rgba(255,255,255,.55); margin-bottom: 2rem; }
.cta-sun {
  position: absolute; width: 600px; height: 600px;
  border-radius: 50%; background: radial-gradient(circle, rgba(228,160,14,.12) 0%, transparent 70%);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  pointer-events: none;
}

/* ---- FOOTER ---- */
.footer { background:black; padding: 3.5rem 0 1.5rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.25fr; gap: 2.5rem; margin-bottom: 2.5rem; }
.footer-brand p { font-size: 13px; color: rgba(255,255,255); line-height: 1.7; margin-top: .75rem; }
.footer-logo { display: flex; align-items: center; gap: 9px; margin-bottom: .5rem; }
.footer-logo span { font-family: 'Playfair Display', serif; font-size: 17px; font-weight: 700; color: #fff; }
.footer-col h4 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.3); margin-bottom: .85rem; }
.footer-col a { display: block; font-size: 13px; color: rgba(255,255,255); margin-bottom: .5rem; transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid black; padding-top: 1.25rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; font-size: 12px; color: rgba(255,255,255,.3); }
.footer { background:black !important; }

/* ---- MODAL ---- */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.55); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; pointer-events: none;
  transition: opacity .3s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal-box {
  background: #fff; border-radius: var(--rxl);
  width: 100%; max-width: 560px; max-height: 90vh;
  overflow-y: auto; position: relative;
  transform: scale(.95) translateY(20px);
  transition: transform .35s cubic-bezier(.34,1.56,.64,1);
  box-shadow: 0 24px 80px rgba(0,0,0,.25);
}
.modal-overlay.open .modal-box { transform: scale(1) translateY(0); }
.modal-close {
  position: absolute; top: 1rem; right: 1rem; z-index: 10;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--bg-alt); border: 1px solid var(--border);
  font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.modal-close:hover { background: #eee; }

/* ---- FORM (inside modal) ---- */
.form-wrap { padding: 2rem; }
.form-header { margin-bottom: 1.5rem; }
.form-header h2 { font-size: 20px; margin-bottom: .25rem; }
.form-header p  { font-size: 13px; color: var(--muted); }
.prog-track { height: 3px; background: rgba(0,0,0,.07); border-radius: 2px; margin-bottom: 1.5rem; }
.prog-fill  { height: 3px; background: var(--amber); border-radius: 2px; transition: width .5s cubic-bezier(.4,0,.2,1); }
.step-lbl { font-size: 11px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); margin-bottom: .4rem; display: block; }
.form-wrap h2 { font-size: 19px; margin-bottom: .35rem; }
.form-sub { font-size: 13px; color: var(--muted); margin-bottom: 1.25rem; line-height: 1.65; }
.zone-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 1.25rem; }
.opt-grid  { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin-bottom: 1.25rem; }
.opt-card {
  background: #fff; border: 1.5px solid var(--border); border-radius: var(--r);
  padding: .9rem 1rem; cursor: pointer; text-align: left;
  transition: border-color .2s, background .2s, transform .15s;
}
.opt-card:hover { border-color: var(--amber); transform: translateY(-1px); }
.opt-card.selected { border-color: var(--amber); background: var(--amber-light); }
.oc-label  { font-size: 13px; font-weight: 600; display: block; }
.oc-icon   { font-size: 20px; display: block; margin-bottom: .4rem; }
.oc-desc   { font-size: 11px; color: var(--muted); margin-top: 2px; display: block; }
.oc-states { font-size: 10px; color: var(--muted); margin-top: 6px; line-height: 1.5; border-top: 1px solid var(--border); padding-top: 6px; }
.opt-list  { display: flex; flex-direction: column; gap: 7px; margin-bottom: 1.25rem; }
.opt-item {
  background: #fff; border: 1.5px solid var(--border); border-radius: var(--r);
  padding: .7rem 1rem; cursor: pointer; font-size: 13px; font-weight: 500;
  transition: border-color .2s, background .2s, transform .1s;
  display: flex; align-items: center; gap: 10px;
}
.opt-item:hover { border-color: var(--amber); transform: translateX(3px); }
.opt-item.selected { border-color: var(--amber); background: var(--amber-light); color: var(--amber-text); font-weight: 600; }
.check-list { display: flex; flex-direction: column; gap: 7px; margin-bottom: 1rem; }
.check-item {
  display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1.5px solid var(--border);
  border-radius: var(--r); padding: .65rem .9rem;
  cursor: pointer; font-size: 13px; font-weight: 500;
  transition: border-color .2s, background .2s;
}
.check-item:hover { border-color: var(--amber); }
.check-item.selected { border-color: var(--amber); background: var(--amber-light); color: var(--amber-text); font-weight: 600; }
.check-box {
  width: 18px; height: 18px; border-radius: 5px; flex-shrink: 0;
  border: 1.5px solid var(--border); background: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; color: #fff; transition: all .2s;
}
.check-item.selected .check-box { border-color: var(--amber); background: var(--amber); }
.form-input {
  width: 100%; padding: .7rem .9rem;
  border: 1.5px solid var(--border); border-radius: var(--r);
  font-size: 14px; font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--text); background: #fff; margin-bottom: 10px;
  transition: border-color .2s, box-shadow .2s;
}
.form-input:focus { outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(228,160,14,.12); }
.phone-wrap { position: relative; margin-bottom: 10px; }
.pfx { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); font-size: 13px; color: var(--muted); font-weight: 600; }
.phone-input { padding-left: 50px; }
.btn-next {
  width: 100%; padding: .8rem; background: var(--amber); color: #fff; border: none;
  border-radius: var(--r); font-size: 14px; font-weight: 600; cursor: pointer;
  font-family: 'Plus Jakarta Sans', sans-serif;
  transition: background .2s, transform .15s, box-shadow .2s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-next:hover:not(:disabled) { background: var(--amber-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(228,160,14,.3); }
.btn-next:disabled { background: #e5e7eb; color: #9ca3af; cursor: not-allowed; }
.btn-back { display: block; width: 100%; margin-top: .6rem; background: none; border: none; font-size: 13px; color: var(--muted); cursor: pointer; text-align: center; font-family: 'Plus Jakarta Sans', sans-serif; padding: .4rem; transition: color .2s; }
.btn-back:hover { color: var(--text); }
.info-box { border-radius: var(--r); padding: .9rem 1rem; font-size: 13px; line-height: 1.65; margin-bottom: 1rem; }
.info-box.warning { background: #fffbeb; border: 1px solid #f59e0b; color: #78350f; }
.tier-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; margin-bottom: .75rem; }
.tier-card {
  background: #fff; border: 1.5px solid var(--border);
  border-radius: var(--rl); padding: 1rem .8rem;
  cursor: pointer; text-align: center; position: relative;
  transition: border-color .2s, background .2s, transform .15s;
}
.tier-card:hover { border-color: var(--amber); transform: translateY(-2px); }
.tier-card.selected { border-color: var(--amber); background: var(--amber-light); }
.tier-card.featured { border-color: rgba(228,160,14,.35); }
.tier-badge { position: absolute; top: -10px; left: 50%; transform: translateX(-50%); background: var(--amber); color: #fff; font-size: 9px; font-weight: 700; padding: 2px 9px; border-radius: 10px; white-space: nowrap; letter-spacing: .04em; }
.tier-name  { font-size: 12px; font-weight: 700; margin-bottom: .3rem; }
.tier-price { font-family: 'Playfair Display', serif; font-size: 16px; font-weight: 700; color: var(--amber); margin-bottom: .25rem; }
.tier-desc  { font-size: 10px; color: var(--muted); line-height: 1.5; }
.cant-afford {
  border: 1.5px dashed var(--border); border-radius: var(--r);
  padding: .7rem 1rem; font-size: 13px; color: var(--muted);
  cursor: pointer; text-align: center; transition: all .2s; margin-top: .5rem;
}
.cant-afford:hover { border-color: #ef4444; color: #ef4444; }
.cant-afford.selected { border-color: #ef4444; color: #ef4444; background: #fef2f2; font-weight: 600; }
.sum-box { background: var(--bg-alt); border-radius: var(--r); padding: .85rem 1rem; margin-bottom: 1.1rem; }
.sum-row { display: flex; justify-content: space-between; font-size: 12px; padding: 5px 0; border-bottom: 1px solid var(--border); }
.sum-row:last-child { border: none; }
.sum-key { color: var(--muted); } .sum-val { font-weight: 600; }
.otp-input { text-align: center; font-size: 28px; font-family: monospace; letter-spacing: .4em; font-weight: 700; margin-bottom: 1.25rem; }
.error-msg { font-size: 13px; color: #dc2626; background: #fef2f2; border-radius: var(--r); padding: .6rem .85rem; margin-bottom: .9rem; border: 1px solid #fecaca; }
.success-wrap { text-align: center; padding: 1rem 0; }
.success-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--amber-light); display: flex; align-items: center; justify-content: center; font-size: 26px; margin: 0 auto .9rem; }
.progress-dots { display: flex; justify-content: center; gap: 6px; margin-bottom: 1.25rem; }
.p-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--border); transition: all .3s; }
.p-dot.active { background: var(--amber); transform: scale(1.3); }
.p-dot.done { background: var(--amber); opacity: .4; }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .hero { padding: 7rem 1.5rem 4rem; }
  .hero-inner { gap: 2rem; }
  .hero-visual { width: 300px; height: 300px; }
  .r3 { width: 240px; height: 240px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-burger { display: flex; }
  .hero { padding: 6rem 1.25rem 3rem; }
  .hero-inner { flex-direction: column; text-align: center; gap: 2.5rem; }
  .hero-content { max-width: 100%; }
  .hero-p { margin: 0 auto 2rem; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-visual { width: 280px; height: 280px; }
  .r3 { width: 230px; height: 230px; }
  .solar-card { right: 0; }
  .flow-grid { grid-template-columns: 1fr 1fr; }
  .svc-grid { grid-template-columns: 1fr; }
  .why-layout { grid-template-columns: 1fr; gap: 2rem; }
  .review-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  .zone-grid { grid-template-columns: 1fr 1fr; }
  .tier-grid { grid-template-columns: 1fr 1fr 1fr; }
}
@media (max-width: 480px) {
  .hero { padding: 5.5rem 1rem 2.5rem; }
  .hero-h1 { font-size: 30px; }
  .hero-visual { display: none; }
  .flow-grid { grid-template-columns: 1fr; }
  .opt-grid, .zone-grid { grid-template-columns: 1fr 1fr; }
  .tier-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-col:nth-child(2), .footer-col:nth-child(3) { display: none; }
  .modal-box { border-radius: var(--rl) var(--rl) 0 0; align-self: flex-end; max-height: 88vh; }
  .modal-overlay { align-items: flex-end; padding: 0; }
  .form-wrap { padding: 1.5rem; }
}

/* ---- kVA items ---- */
.kva-item { display: flex; justify-content: space-between; align-items: center; }
.kva-price { font-size: 12px; font-weight: 600; color: #E4A00E; }
.opt-item.disq { border-color: #fecaca; color: #9ca3af; }
.opt-item.disq:hover { border-color: #ef4444; color: #ef4444; background: #fef2f2; }
.opt-item.disq.selected { border-color: #ef4444; background: #fef2f2; color: #ef4444; }

/* ---- Form header logo ---- */
.fh-logo { display:flex; align-items:center; gap:8px; margin-bottom:1.25rem; padding-bottom:1rem; border-bottom:1px solid var(--border); }
.fh-mark { width:26px; height:26px; border-radius:7px; background:var(--amber); display:flex; align-items:center; justify-content:center; font-family:'Playfair Display',serif; font-size:12px; font-weight:700; color:#fff; flex-shrink:0; }
.fh-logo span:nth-child(2) { font-family:'Playfair Display',serif; font-size:15px; font-weight:700; }
.fh-badge { margin-left:auto; font-size:10px; font-weight:700; background:var(--amber-light); color:var(--amber-text); padding:3px 9px; border-radius:10px; letter-spacing:.04em; }

/* ---- Progress area ---- */
.prog-area { margin-bottom:.75rem; }
.prog-track { height:4px; background:rgba(0,0,0,.07); border-radius:2px; margin-bottom:.4rem; }
.prog-fill  { height:4px; background:var(--amber); border-radius:2px; transition:width .5s cubic-bezier(.4,0,.2,1); }
.prog-txt   { font-size:11px; font-weight:600; color:var(--muted); letter-spacing:.04em; }

/* ---- Step headline ---- */
.step-headline { display:flex; align-items:flex-start; gap:12px; background:var(--bg-alt); border-radius:var(--r); padding:.85rem 1rem; margin-bottom:1.25rem; border:1px solid var(--border); }
.sh-icon  { font-size:22px; flex-shrink:0; line-height:1; margin-top:1px; }
.sh-title { font-size:14px; font-weight:700; color:var(--text); margin-bottom:3px; }
.sh-sub   { font-size:12px; color:var(--muted); line-height:1.6; }

/* ---- Step body ---- */
.step-body { min-height: 80px; }

/* ---- Slide animations ---- */
.slide-left-enter-active, .slide-left-leave-active,
.slide-right-enter-active, .slide-right-leave-active {
  transition: all .3s cubic-bezier(.4,0,.2,1);
}
.slide-left-enter-from  { opacity:0; transform:translateX(40px); }
.slide-left-leave-to    { opacity:0; transform:translateX(-40px); }
.slide-right-enter-from { opacity:0; transform:translateX(-40px); }
.slide-right-leave-to   { opacity:0; transform:translateX(40px); }

/* ---- Zone card ---- */
.zone-grid { display:grid; grid-template-columns:1fr 1fr; gap:9px; margin-bottom:1rem; }
.zone-card { cursor:pointer; }

/* ---- Title grid ---- */
.title-grid { display:flex; gap:7px; flex-wrap:wrap; margin-bottom:1rem; }
.title-card { flex:1; min-width:48px; text-align:center; padding:.6rem .5rem; border:1.5px solid var(--border); border-radius:var(--r); font-size:13px; font-weight:600; cursor:pointer; transition:all .2s; }
.title-card:hover { border-color:var(--amber); }
.title-card.selected { border-color:var(--amber); background:var(--amber-light); color:var(--amber-text); }

/* ---- Field label ---- */
.field-label { font-size:11px; font-weight:700; color:var(--muted); letter-spacing:.05em; text-transform:uppercase; margin-bottom:5px; margin-top:.75rem; }
.field-label:first-child { margin-top:0; }

/* ---- Nigerian flag phone ---- */
.phone-wrap { position:relative; display:flex; align-items:center; margin-bottom:5px; }
.ng-flag { position:absolute; left:10px; display:flex; align-items:center; gap:6px; z-index:1; pointer-events:none; }
.ng-code { font-size:13px; font-weight:700; color:var(--text); }
.phone-input { padding-left:82px !important; }
.phone-hint { font-size:11px; color:var(--muted); margin-bottom:.9rem; }

/* ---- Budget input ---- */
.budget-input-wrap { display:flex; align-items:center; border:1.5px solid var(--border); border-radius:var(--r); overflow:hidden; margin-bottom:.5rem; transition:border-color .2s; }
.budget-input-wrap:focus-within { border-color:var(--amber); box-shadow:0 0 0 3px rgba(228,160,14,.12); }
.budget-prefix { padding:.7rem .9rem; font-size:16px; font-weight:700; color:var(--amber); background:var(--amber-light); flex-shrink:0; }
.budget-inp { flex:1; border:none !important; border-radius:0 !important; box-shadow:none !important; margin-bottom:0 !important; font-size:18px; font-weight:600; }
.budget-inp:focus { outline:none; box-shadow:none; }
.budget-suffix { padding:.7rem .9rem; font-size:13px; font-weight:700; color:var(--muted); background:var(--bg-alt); flex-shrink:0; border-left:1px solid var(--border); }
.budget-hint { font-size:12px; color:var(--muted); margin-bottom:1.25rem; line-height:1.6; }

/* ---- kVA items ---- */
.kva-item { display:flex; justify-content:space-between; align-items:center; }
.kva-price { font-size:12px; font-weight:700; color:var(--amber); }
.kva-context { font-size:12px; background:var(--amber-light); color:var(--amber-text); border-radius:var(--r); padding:6px 10px; margin-bottom:.85rem; font-weight:600; }
.opt-item.disq { color:var(--muted); }
.opt-item.disq:hover { border-color:#ef4444; color:#ef4444; background:#fef2f2; }
.opt-item.disq.selected { border-color:#ef4444; background:#fef2f2; color:#ef4444; font-weight:600; }

/* ---- Disqualified notice ---- */
.disq-notice { background:#fffbeb; border:1px solid #f59e0b; border-radius:var(--r); padding:.75rem 1rem; font-size:13px; color:#78350f; margin-bottom:1rem; line-height:1.6; }

/* ---- OTP ---- */
.otp-sent-badge { display:flex; align-items:center; gap:8px; font-size:13px; font-weight:600; color:var(--green); background:var(--green-bg); border-radius:var(--r); padding:.65rem 1rem; margin-bottom:1rem; }
.otp-input { text-align:center !important; font-size:28px !important; font-family:monospace !important; letter-spacing:.5em !important; font-weight:700 !important; margin-bottom:1.25rem; }
.resend-txt  { font-size:12px; color:var(--muted); text-align:center; margin-top:.75rem; }
.resend-link { color:var(--amber); cursor:pointer; font-weight:700; }
.resend-link:hover { text-decoration:underline; }