/* ==========================================================
   Sunvera — brand tokens
   ========================================================== */
:root {
  --night: #0B1B2B;
  --night-2: #13283E;
  --ink: #0B1B2B;
  --ink-soft: #4A5A6B;
  --cream: #FFF8EE;
  --sand: #F7EEDF;
  --sun: #FFB020;
  --sun-light: #FFD15C;
  --coral: #FF6B3D;
  --green: #22C55E;
  --line: rgba(11, 27, 43, .1);
  --card: #FFFFFF;
  --grad-sun: linear-gradient(135deg, #FFD15C 0%, #FFB020 45%, #FF6B3D 100%);
  --shadow-sm: 0 2px 8px rgba(11, 27, 43, .06);
  --shadow: 0 12px 40px -12px rgba(11, 27, 43, .18);
  --shadow-lg: 0 30px 80px -20px rgba(11, 27, 43, .35);
  --radius: 20px;
  --radius-lg: 28px;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); line-height: 1.08; letter-spacing: -.02em; margin: 0 0 .5em; font-weight: 600; }
h1 em, h2 em { font-style: italic; font-weight: 500; background: var(--grad-sun); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em; }
p { margin: 0 0 1em; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
:focus-visible { outline: 3px solid var(--sun); outline-offset: 3px; border-radius: 6px; }

/* ---------- Buttons ---------- */
.btn {
  --pad: 14px 24px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: var(--pad);
  border-radius: 999px; border: 0;
  font: 600 16px/1 var(--sans);
  text-decoration: none; cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
  white-space: nowrap;
}
.btn-sm { --pad: 10px 18px; font-size: 14px; }
.btn-lg { --pad: 18px 30px; font-size: 17px; }
.btn-block { width: 100%; }
.btn-sun {
  background: var(--grad-sun); color: var(--night);
  box-shadow: 0 10px 30px -8px rgba(255, 107, 61, .6), inset 0 1px 0 rgba(255,255,255,.5);
  position: relative; overflow: hidden;
}
.btn-sun::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.55) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .7s var(--ease);
}
.btn-sun:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -10px rgba(255, 107, 61, .75), inset 0 1px 0 rgba(255,255,255,.5); }
.btn-sun:hover::after { transform: translateX(120%); }
.btn-ghost { background: transparent; color: var(--night); box-shadow: inset 0 0 0 2px var(--night); }
.btn-ghost:hover { background: var(--night); color: var(--cream); }
.btn-outline-light { background: transparent; color: var(--cream); box-shadow: inset 0 0 0 2px rgba(255,248,238,.35); }
.btn-outline-light:hover { box-shadow: inset 0 0 0 2px var(--cream); transform: translateY(-2px); }
.btn-text { background: none; color: var(--ink-soft); --pad: 14px 8px; }
.btn-text:hover { color: var(--ink); }

/* ---------- Announcement ---------- */
.announce {
  background: var(--night); color: var(--cream);
  font-size: 14px; text-align: center; padding: 10px 16px;
  display: flex; gap: 8px; justify-content: center; align-items: center; flex-wrap: wrap;
}
.announce a { color: var(--sun); font-weight: 600; text-decoration: none; }
.announce b { color: var(--sun-light); }
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(34,197,94,.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(34,197,94,0); } 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0); } }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 248, 238, .72);
  backdrop-filter: saturate(1.6) blur(16px); -webkit-backdrop-filter: saturate(1.6) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.nav.scrolled { border-color: var(--line); box-shadow: var(--shadow-sm); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 700 26px/1 var(--serif); letter-spacing: -.02em; color: var(--night); }
.brand.light { color: var(--cream); }
.brand-mark { width: 38px; height: 38px; color: currentColor; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { text-decoration: none; font-weight: 500; font-size: 15px; color: var(--ink-soft); position: relative; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--grad-sun); transform: scaleX(0); transition: transform .3s var(--ease); }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-phone { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 15px; text-decoration: none; }
.burger { display: none; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; position: relative; }
.burger span { position: absolute; left: 11px; right: 11px; height: 2px; background: var(--night); border-radius: 2px; transition: transform .3s var(--ease), top .3s; }
.burger span:first-child { top: 17px; } .burger span:last-child { top: 25px; }
.burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 72px 0 96px; overflow: hidden; isolation: isolate; }
.hero-sky { position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(255, 209, 92, .45), transparent 60%),
    radial-gradient(800px 500px at 100% 60%, rgba(255, 107, 61, .18), transparent 60%),
    linear-gradient(180deg, var(--cream), var(--sand));
}
.hero-sun { position: absolute; width: 520px; height: 520px; right: -60px; top: -120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,209,92,.9) 0%, rgba(255,176,32,.5) 35%, rgba(255,107,61,0) 70%);
  filter: blur(10px); animation: breathe 8s ease-in-out infinite; }
@keyframes breathe { 50% { transform: scale(1.08); opacity: .85; } }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.eyebrow-pill { display: inline-flex; align-items: center; gap: 10px; background: #fff; padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; box-shadow: var(--shadow-sm); margin-bottom: 24px; }
.stars { color: var(--sun); letter-spacing: 2px; }
.hero h1 { font-size: clamp(44px, 6.4vw, 80px); font-weight: 600; margin-bottom: 24px; }
.lede { font-size: 20px; color: var(--ink-soft); max-width: 540px; margin-bottom: 32px; }
.lede strong { color: var(--ink); }
.hero-form { display: flex; gap: 8px; background: #fff; padding: 8px; border-radius: 999px; box-shadow: var(--shadow); max-width: 540px; }
.field-icon { flex: 1; display: flex; align-items: center; gap: 10px; padding-left: 16px; color: var(--ink-soft); }
.field-icon svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--coral); }
.field-icon input { flex: 1; min-width: 0; border: 0; outline: 0; font: 500 17px var(--sans); color: var(--ink); background: transparent; }
.hero-form.shake { animation: shake .4s; }
@keyframes shake { 25% { transform: translateX(-6px); } 75% { transform: translateX(6px); } }
.micro { font-size: 13px; color: var(--ink-soft); margin: 12px 0 0 20px; }
.micro.center { text-align: center; margin-left: 0; }
.hero-ticks { list-style: none; padding: 0; margin: 32px 0 0; display: flex; flex-wrap: wrap; gap: 12px 28px; font-weight: 500; font-size: 15px; }
.hero-ticks li { display: flex; align-items: center; gap: 8px; }
.hero-ticks i, .checklist li::before, .plan li::before {
  width: 22px; height: 22px; border-radius: 50%; flex-shrink: 0;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/14px no-repeat;
}

.hero-visual { position: relative; }
.house { width: 100%; filter: drop-shadow(0 30px 40px rgba(11,27,43,.15)); }
.panel-shine { animation: shine 4.5s ease-in-out infinite 1s; }
@keyframes shine { 0% { transform: skewX(-20deg) translateX(0); } 60%, 100% { transform: skewX(-20deg) translateX(620px); } }
.window-glow { opacity: 0; animation: glow 6s ease-in-out infinite; }
@keyframes glow { 50% { opacity: .55; } }
.battery-fill { transform-origin: bottom; transform-box: fill-box; animation: charge 3.5s ease-in-out infinite alternate; }
@keyframes charge { from { transform: scaleY(.45); } to { transform: scaleY(1); } }

.float-card {
  position: absolute; display: flex; align-items: center; gap: 12px;
  background: rgba(255,255,255,.88); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  padding: 12px 18px 12px 12px; border-radius: 18px; box-shadow: var(--shadow);
  font-size: 13px; animation: float 6s ease-in-out infinite;
}
.float-card strong { display: block; font-size: 18px; font-family: var(--serif); }
.fc-label { color: var(--ink-soft); }
.fc-icon { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; font-size: 20px; font-weight: 700; }
.fc-icon.sun { background: var(--grad-sun); color: var(--night); }
.fc-icon.green { background: #DCFCE7; color: #15803D; }
.fc-icon.dark { background: var(--night); color: var(--sun); }
.fc-1 { top: 2%; left: -4%; }
.fc-2 { top: 38%; right: -6%; animation-delay: -2s; }
.fc-3 { bottom: 6%; left: 2%; animation-delay: -4s; }
@keyframes float { 50% { transform: translateY(-12px); } }

/* ---------- Trust ---------- */
.trust { border-block: 1px solid var(--line); background: #fff; }
.trust-inner { display: flex; align-items: center; gap: 40px; padding-block: 26px; }
.trust-inner > p { margin: 0; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .12em; color: var(--ink-soft); white-space: nowrap; }
.trust-logos { list-style: none; margin: 0; padding: 0; display: flex; flex: 1; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.trust-logos li { font: 700 22px/1 var(--serif); color: var(--night); opacity: .78; display: flex; flex-direction: column; gap: 4px; }
.trust-logos span { font: 500 11px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); }

/* ---------- Stats ---------- */
.stats { padding: 64px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat { text-align: center; }
.stat strong { display: block; font: 600 clamp(40px, 5vw, 60px)/1 var(--serif); letter-spacing: -.03em; background: linear-gradient(180deg, var(--night), var(--night-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--ink-soft); font-weight: 500; }

/* ---------- Sections ---------- */
.section { padding: 112px 0; }
.section.alt { background: var(--sand); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 64px; }
.section-head h2, .split h2, .quote-copy h2 { font-size: clamp(34px, 4.4vw, 56px); }
.section-head p { color: var(--ink-soft); font-size: 19px; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--coral); margin-bottom: 16px; }
.eyebrow.light { color: var(--sun); }
.link-arrow { font-weight: 600; color: var(--coral); text-decoration: none; border-bottom: 2px solid currentColor; padding-bottom: 2px; }

/* Problem */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.split p { color: var(--ink-soft); font-size: 18px; }
.chart-card { background: #fff; border-radius: var(--radius-lg); padding: 28px; box-shadow: var(--shadow); }
.chart-head { display: flex; gap: 24px; font-size: 14px; font-weight: 600; margin-bottom: 12px; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 8px; }
.dot-red { background: #EF4444; } .dot-sun { background: var(--sun); }
.chart-tx { font-size: 12px; fill: var(--ink-soft); }
.chart-line { stroke-dasharray: 500; stroke-dashoffset: 500; }
.chart-area, .chart-badge { opacity: 0; transition: opacity 1s .9s; }
.chart-card.in .chart-line { animation: draw 1.6s var(--ease) forwards; }
.chart-card.in .chart-line.delay { animation-delay: .3s; }
.chart-card.in .chart-area, .chart-card.in .chart-badge { opacity: 1; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.chart-note { font-size: 12px; color: var(--ink-soft); margin: 8px 0 0; }

/* Calculator */
.calc { background: var(--night); color: var(--cream); position: relative; overflow: hidden; }
.calc::before { content: ""; position: absolute; width: 700px; height: 700px; left: 50%; top: -360px; transform: translateX(-50%); background: radial-gradient(circle, rgba(255,176,32,.28), transparent 65%); pointer-events: none; }
.calc .section-head p { color: rgba(255,248,238,.7); }
.calc-card { position: relative; display: grid; grid-template-columns: 1fr 1fr; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-lg); overflow: hidden; max-width: 1000px; margin: 0 auto; }
.calc-input { padding: 48px; }
.calc-input label { font-weight: 500; color: rgba(255,248,238,.75); }
.bill-value { font: 600 72px/1 var(--serif); margin: 12px 0 28px; letter-spacing: -.03em; }
.bill-value small { font: 500 20px var(--sans); color: rgba(255,248,238,.6); margin-left: 6px; }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 10px; border-radius: 99px; background: linear-gradient(90deg, var(--sun) var(--p, 24%), rgba(255,255,255,.14) var(--p, 24%)); outline: none; cursor: pointer; }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 30px; height: 30px; border-radius: 50%; background: #fff; border: 6px solid var(--sun); box-shadow: 0 4px 16px rgba(255,176,32,.6); transition: transform .2s; }
input[type=range]::-webkit-slider-thumb:hover { transform: scale(1.12); }
input[type=range]::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: #fff; border: 6px solid var(--sun); box-shadow: 0 4px 16px rgba(255,176,32,.6); }
.range-scale { display: flex; justify-content: space-between; font-size: 13px; color: rgba(255,248,238,.5); margin-top: 10px; }
.calc-toggle { display: grid; grid-template-columns: 1fr 1fr; background: rgba(255,255,255,.06); border-radius: 999px; padding: 5px; margin-top: 36px; }
.calc-toggle button { border: 0; background: none; color: rgba(255,248,238,.75); font: 600 15px var(--sans); padding: 12px; border-radius: 999px; cursor: pointer; transition: background .3s, color .3s; }
.calc-toggle button.active { background: var(--cream); color: var(--night); }
.calc-results { background: var(--cream); color: var(--ink); padding: 48px; display: flex; flex-direction: column; gap: 24px; }
.big-result > span { font-weight: 500; color: var(--ink-soft); }
.big-result strong { display: block; font: 600 clamp(48px, 6vw, 68px)/1.05 var(--serif); letter-spacing: -.03em; background: var(--grad-sun); -webkit-background-clip: text; background-clip: text; color: transparent; }
.result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.result-grid div { background: #fff; border-radius: 16px; padding: 14px 16px; box-shadow: var(--shadow-sm); }
.result-grid div > span { display: block; font-size: 13px; color: var(--ink-soft); }
.result-grid strong { font: 600 22px var(--serif); }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 74px; left: 12%; right: 12%; height: 2px; background: repeating-linear-gradient(90deg, var(--sun) 0 8px, transparent 8px 16px); z-index: 0; }
.step { position: relative; background: #fff; border-radius: var(--radius); padding: 32px 28px; box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s; }
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.step-num { position: absolute; top: 20px; right: 24px; font: 600 14px var(--serif); color: var(--ink-soft); opacity: .6; }
.step-icon, .f-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--grad-sun); display: grid; place-items: center; margin-bottom: 22px; position: relative; z-index: 1; box-shadow: 0 10px 24px -8px rgba(255,107,61,.6); }
.step-icon svg, .f-icon svg { width: 26px; height: 26px; fill: none; stroke: var(--night); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.step h3 { font-size: 22px; }
.step p { color: var(--ink-soft); font-size: 15px; }
.step-time { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--coral); background: #FFF0E8; padding: 5px 10px; border-radius: 99px; }

/* Plans */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.plan { background: #fff; border-radius: var(--radius-lg); padding: 40px 32px; display: flex; flex-direction: column; box-shadow: var(--shadow-sm); position: relative; transition: transform .35s var(--ease), box-shadow .35s; }
.plan:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.plan h3 { font-size: 26px; margin-bottom: 8px; }
.plan-desc { color: var(--ink-soft); font-size: 15px; min-height: 48px; }
.price { display: flex; align-items: baseline; gap: 8px; margin: 16px 0 24px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.price span, .price em { color: var(--ink-soft); font-style: normal; font-size: 15px; }
.price strong { font: 600 56px/1 var(--serif); letter-spacing: -.03em; }
.plan ul, .checklist { list-style: none; padding: 0; margin: 0 0 32px; display: grid; gap: 14px; flex: 1; }
.plan li, .checklist li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; }
.plan li::before, .checklist li::before { content: ""; display: block; margin-top: 1px; }
.plan.featured { background: var(--night); color: var(--cream); transform: scale(1.04); box-shadow: var(--shadow-lg); }
.plan.featured:hover { transform: scale(1.04) translateY(-6px); }
.plan.featured .plan-desc, .plan.featured .price span, .plan.featured .price em { color: rgba(255,248,238,.65); }
.plan.featured .price { border-color: rgba(255,255,255,.12); }
.plan.featured li::before { background-color: var(--sun); }
.badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: var(--grad-sun); color: var(--night); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 7px 16px; border-radius: 99px; box-shadow: 0 8px 20px -6px rgba(255,107,61,.6); }
.plans-foot { text-align: center; margin-top: 48px; color: var(--ink-soft); }
.plans-foot a { color: var(--coral); font-weight: 600; text-decoration: none; }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: #fff; border-radius: var(--radius); padding: 32px; border: 1px solid var(--line); transition: border-color .3s, transform .35s var(--ease), box-shadow .35s; }
.feature:hover { border-color: rgba(255,176,32,.6); transform: translateY(-4px); box-shadow: var(--shadow); }
.feature h3 { font-size: 21px; }
.feature p { color: var(--ink-soft); font-size: 15px; margin: 0; }

/* Reviews */
.reviews { background: var(--night); color: var(--cream); }
.rating-summary { display: inline-flex; gap: 12px; align-items: center; flex-wrap: wrap; justify-content: center; color: rgba(255,248,238,.8); }
.stars.big { font-size: 22px; }
.review-track { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.review { margin: 0; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-lg); padding: 36px; display: flex; flex-direction: column; gap: 20px; transition: background .3s, transform .35s var(--ease); }
.review:hover { background: rgba(255,255,255,.08); transform: translateY(-4px); }
.review blockquote { margin: 0; font: 500 20px/1.45 var(--serif); flex: 1; }
.review figcaption { display: flex; gap: 14px; align-items: center; }
.review figcaption strong { display: block; }
.review figcaption span { font-size: 14px; color: rgba(255,248,238,.6); }
.avatar { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; font: 700 20px var(--serif); color: #fff !important; background: linear-gradient(135deg, hsl(var(--h) 80% 60%), hsl(calc(var(--h) + 40) 80% 45%)); flex-shrink: 0; }

/* Quote form */
.quote { background: linear-gradient(180deg, var(--cream), var(--sand)); }
.quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.quote-copy > p { color: var(--ink-soft); font-size: 18px; }
.checklist { margin-top: 28px; }
.checklist li { font-size: 17px; font-weight: 500; }
.guarantee { display: flex; gap: 14px; align-items: flex-start; background: #fff; border-radius: 16px; padding: 18px 20px; box-shadow: var(--shadow-sm); }
.guarantee svg { width: 28px; height: 28px; flex-shrink: 0; fill: #DCFCE7; stroke: #15803D; stroke-width: 1.8; }
.guarantee p { margin: 0; font-size: 14px; color: var(--ink-soft); }
.form-card { background: #fff; border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-lg); position: sticky; top: 100px; }
.progress { height: 6px; background: var(--sand); border-radius: 99px; overflow: hidden; }
.progress-bar { height: 100%; width: 25%; background: var(--grad-sun); border-radius: 99px; transition: width .5s var(--ease); }
.form-step-label { font-size: 13px; color: var(--ink-soft); font-weight: 600; margin: 12px 0 20px; }
.fstep { border: 0; padding: 0; margin: 0; display: none; }
.fstep.active { display: block; animation: stepIn .45s var(--ease); }
@keyframes stepIn { from { opacity: 0; transform: translateX(24px); } }
.fstep legend { font: 600 28px/1.2 var(--serif); margin-bottom: 24px; padding: 0; letter-spacing: -.01em; }
.choices { display: grid; gap: 12px; }
.choices.grid-2 { grid-template-columns: 1fr 1fr; }
.choice { cursor: pointer; }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice span { display: block; padding: 18px 20px; border-radius: 16px; border: 2px solid var(--line); font-weight: 600; transition: border-color .2s, background .2s, transform .2s; }
.choice:hover span { border-color: rgba(255,176,32,.6); }
.choice input:checked + span { border-color: var(--sun); background: #FFF7E6; transform: scale(1.01); }
.choice input:focus-visible + span { outline: 3px solid var(--sun); outline-offset: 2px; }
.input-label { display: block; font-size: 14px; font-weight: 600; margin: 16px 0 6px; }
.input-label:first-of-type { margin-top: 0; }
.input { width: 100%; padding: 15px 18px; border-radius: 14px; border: 2px solid var(--line); font: 500 16px var(--sans); color: var(--ink); background: #fff; transition: border-color .2s, box-shadow .2s; }
.input:focus { outline: 0; border-color: var(--sun); box-shadow: 0 0 0 4px rgba(255,176,32,.18); }
.input.invalid { border-color: #EF4444; }
.consent { font-size: 12px; color: var(--ink-soft); margin: 16px 0 0; }
.form-error { color: #DC2626; font-size: 14px; font-weight: 500; min-height: 1.4em; margin: 12px 0 0; }
.form-nav { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 12px; }
.form-nav #nextBtn { margin-left: auto; }
.form-success { text-align: center; padding: 24px 0; animation: stepIn .5s var(--ease); }
.success-sun svg { width: 88px; height: 88px; margin: 0 auto 20px; color: var(--night); animation: rise 1.2s var(--ease); }
@keyframes rise { from { transform: translateY(30px); opacity: 0; } }
.form-success h3 { font-size: 30px; }
.form-success p { color: var(--ink-soft); }

/* FAQ */
.faq-wrap { max-width: 860px; }
.faq { display: grid; gap: 12px; }
.faq details { background: #fff; border-radius: 18px; padding: 0 28px; box-shadow: var(--shadow-sm); transition: box-shadow .3s; }
.faq details[open] { box-shadow: var(--shadow); }
.faq summary { list-style: none; cursor: pointer; padding: 24px 40px 24px 0; font: 600 20px/1.3 var(--serif); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; border-radius: 50%; background: var(--sand); display: grid; place-items: center; font: 500 22px/1 var(--sans); transition: transform .3s var(--ease), background .3s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); background: var(--grad-sun); }
.faq details p { color: var(--ink-soft); padding-bottom: 24px; margin: 0; }

/* Final CTA */
.final-cta { background: var(--night); color: var(--cream); padding: 120px 0; position: relative; overflow: hidden; text-align: center; }
.final-cta::before { content: ""; position: absolute; left: 50%; bottom: -520px; width: 1000px; height: 1000px; transform: translateX(-50%); border-radius: 50%; background: radial-gradient(circle, rgba(255,176,32,.55), rgba(255,107,61,.15) 40%, transparent 65%); }
.final-inner { position: relative; }
.final-mark { width: 72px; height: 72px; margin: 0 auto 24px; color: var(--cream); }
.final-cta h2 { font-size: clamp(36px, 5vw, 64px); }
.final-cta p { color: rgba(255,248,238,.75); font-size: 19px; }
.final-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }

/* Footer */
.footer { background: #07121D; color: rgba(255,248,238,.7); padding: 72px 0 32px; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-brand p { margin-top: 16px; max-width: 300px; }
.footer h4 { color: var(--cream); font: 600 14px var(--sans); text-transform: uppercase; letter-spacing: .1em; margin: 0 0 16px; }
.footer-grid > div:not(.footer-brand) { display: flex; flex-direction: column; gap: 10px; }
.footer a { text-decoration: none; transition: color .2s; }
.footer a:hover { color: var(--sun); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,.08); margin-top: 56px; padding-top: 24px; font-size: 13px; color: rgba(255,248,238,.45); }

/* Sticky mobile CTA */
.sticky-cta { display: none; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.plan.featured.reveal.in { transform: scale(1.04); }
.steps .reveal:nth-child(2), .features .reveal:nth-child(3n+2), .review-track .reveal:nth-child(2), .plans .reveal:nth-child(2) { transition-delay: .1s; }
.steps .reveal:nth-child(3), .features .reveal:nth-child(3n), .review-track .reveal:nth-child(3), .plans .reveal:nth-child(3) { transition-delay: .2s; }
.steps .reveal:nth-child(4) { transition-delay: .3s; }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 1080px) {
  .nav-links { gap: 22px; }
  .nav-phone { display: none; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps::before { display: none; }
  .features { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  body { font-size: 16px; }
  .burger { display: block; }
  .nav-cta .btn { display: none; }
  .nav-links {
    position: fixed; inset: 76px 0 auto 0; flex-direction: column; gap: 0;
    background: var(--cream); padding: 8px 24px 24px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
    transform: translateY(-12px); opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s var(--ease);
  }
  .nav-links.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 16px 0; font-size: 18px; border-bottom: 1px solid var(--line); }
  .nav-links a::after { display: none; }
  .hero { padding: 48px 0 72px; }
  .hero-grid, .split, .quote-grid, .calc-card { grid-template-columns: 1fr; }
  .hero-grid { gap: 48px; }
  .hero-visual { max-width: 520px; margin: 0 auto; width: 100%; }
  .fc-1 { left: 0; } .fc-2 { right: 0; }
  .split, .quote-grid { gap: 48px; }
  .section { padding: 80px 0; }
  .section-head { margin-bottom: 44px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 16px; }
  .trust-inner { flex-direction: column; gap: 20px; text-align: center; }
  .trust-logos { justify-content: center; gap: 24px 36px; }
  .plans, .review-track { grid-template-columns: 1fr; max-width: 520px; margin-inline: auto; }
  .plan.featured, .plan.featured.reveal.in { transform: none; }
  .plan.featured:hover { transform: translateY(-6px); }
  .form-card { position: static; }
  .calc-input, .calc-results { padding: 32px 24px; }
  .bill-value { font-size: 60px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .sticky-cta {
    display: flex; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 60;
    align-items: center; justify-content: space-between; gap: 12px;
    background: var(--night); color: var(--cream); padding: 12px 12px 12px 20px; border-radius: 20px; box-shadow: var(--shadow-lg);
    transform: translateY(140%); transition: transform .4s var(--ease);
  }
  .sticky-cta.show { transform: none; }
  .sticky-cta strong { display: block; font-size: 15px; }
  .sticky-cta span { font-size: 12px; color: rgba(255,248,238,.6); }
  .footer { padding-bottom: 110px; }
}

@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .announce { font-size: 13px; }
  .hero-form { flex-direction: column; border-radius: 22px; padding: 10px; }
  .field-icon { padding: 10px 8px 10px 12px; }
  .hero-form .btn { width: 100%; }
  .micro { margin-left: 4px; }
  .lede { font-size: 18px; }
  .float-card { padding: 8px 12px 8px 8px; font-size: 11px; }
  .float-card strong { font-size: 15px; }
  .fc-icon { width: 32px; height: 32px; font-size: 16px; border-radius: 10px; }
  .fc-3 { display: none; }
  .steps, .features { grid-template-columns: 1fr; }
  .choices.grid-2 { grid-template-columns: 1fr; }
  .form-card { padding: 28px 20px; }
  .fstep legend { font-size: 24px; }
  .result-grid strong { font-size: 19px; }
  .review { padding: 28px; }
  .faq details { padding: 0 20px; }
  .faq summary { font-size: 18px; }
  .footer-grid { grid-template-columns: 1fr; }
  .final-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
  .chart-line { stroke-dashoffset: 0; }
  .chart-area, .chart-badge { opacity: 1; }
}