/* ==========================================================================
   Summit Solar Care — Design System
   Premium, mobile-first, minimal, high-contrast, generous whitespace.
   ========================================================================== */

:root {
  --navy: #12355B;
  --navy-dark: #0b2038;
  --blue: #2F80ED;
  --blue-light: #eaf2fe;
  --white: #FFFFFF;
  --gold: #F2C94C;
  --gold-dark: #d8ac1f;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-300: #cbd5e1;
  --gray-500: #64748b;
  --gray-700: #334155;
  --ink: #10233b;

  --font-head: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 12px;
  --radius-md: 20px;
  --radius-lg: 28px;

  --shadow-sm: 0 2px 10px rgba(18, 53, 91, 0.06);
  --shadow-md: 0 8px 30px rgba(18, 53, 91, 0.10);
  --shadow-lg: 0 20px 60px rgba(18, 53, 91, 0.16);

  --container: 1180px;
  --nav-h: 76px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.5rem); }

p { margin: 0 0 16px; color: var(--gray-700); }

a { color: var(--blue); text-decoration: none; }

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

section { padding: 88px 0; }
@media (max-width: 768px) { section { padding: 56px 0; } }

.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-light);
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 18px;
}

.section-head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.section-head p { font-size: 1.05rem; }

.bg-tint { background: var(--gray-50); }
.bg-navy { background: var(--navy); color: var(--white); }
.bg-navy h1, .bg-navy h2, .bg-navy h3 { color: var(--white); }
.bg-navy p { color: rgba(255,255,255,0.82); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  padding: 17px 32px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), color .25s var(--ease);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--gold); color: var(--navy); box-shadow: 0 10px 24px rgba(242,201,76,0.35); }
.btn-primary:hover { background: var(--gold-dark); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(242,201,76,0.42); }

.btn-secondary { background: var(--navy); color: var(--white); }
.btn-secondary:hover { background: var(--navy-dark); transform: translateY(-2px); }

.btn-outline { background: transparent; border-color: rgba(255,255,255,0.5); color: var(--white); }
.btn-outline:hover { background: rgba(255,255,255,0.12); border-color: var(--white); }

.btn-ghost { background: var(--blue-light); color: var(--navy); }
.btn-ghost:hover { background: #dce9fd; }

.btn-block { width: 100%; }
.btn-sm { padding: 12px 22px; font-size: 0.9rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255,255,255,0.9);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(18,53,91,0.06);
  transition: box-shadow .3s var(--ease);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

.nav-row {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 800; font-size: 1.2rem; color: var(--navy); }
.brand .mark { width: 38px; height: 38px; flex-shrink: 0; }
.brand small { display: block; font-family: var(--font-body); font-weight: 500; font-size: 0.62rem; letter-spacing: 0.08em; color: var(--blue); text-transform: uppercase; margin-top: 1px; }

.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; margin: 0; padding: 0; }
.nav-links a { font-weight: 600; font-size: 0.95rem; color: var(--gray-700); position: relative; }
.nav-links a:hover { color: var(--navy); }
.nav-links a.active { color: var(--navy); }
.nav-links a.active::after { content: ""; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px; background: var(--gold); border-radius: 2px; }

.nav-actions { display: flex; align-items: center; gap: 14px; }
.nav-phone { display: flex; align-items: center; gap: 8px; font-family: var(--font-head); font-weight: 700; color: var(--navy); font-size: 0.95rem; }
.nav-phone svg { width: 18px; height: 18px; color: var(--blue); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; border-radius: 2px; transition: all .25s var(--ease); }

@media (max-width: 980px) {
  .nav-links { position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0; background: var(--white); flex-direction: column; justify-content: flex-start; align-items: stretch; padding: 30px 24px; gap: 6px; transform: translateX(100%); transition: transform .35s var(--ease); overflow-y: auto; }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { padding: 14px 6px; border-bottom: 1px solid var(--gray-100); font-size: 1.05rem; }
  .nav-links a.active::after { display: none; }
  .nav-links .nav-quote-mobile { margin-top: 14px; }
  .nav-phone-label { display: none; }
  .nav-toggle { display: block; }
  .nav-actions .btn-primary.desktop-only { display: none; }
}
@media (min-width: 981px) {
  .nav-quote-mobile { display: none; }
}

/* ---------- Sticky Mobile Action Bar ---------- */
.mobile-action-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 600;
  display: none;
  background: var(--white);
  box-shadow: 0 -6px 24px rgba(18,53,91,0.14);
  padding: 10px 14px;
  padding-bottom: max(10px, env(safe-area-inset-bottom));
}
@media (max-width: 980px) {
  .mobile-action-bar { display: flex; gap: 10px; }
  body { padding-bottom: 76px; }
}
.mobile-action-bar a { flex: 1; text-align: center; padding: 14px 10px; font-size: 0.92rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 64px 0 80px;
  background: linear-gradient(160deg, var(--navy) 0%, #163d68 55%, var(--blue) 130%);
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 15% 20%, rgba(242,201,76,0.18), transparent 40%),
                    radial-gradient(circle at 85% 80%, rgba(47,128,237,0.35), transparent 45%);
  pointer-events: none;
}
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }

.hero h1 { color: var(--white); }
.hero .lede { color: rgba(255,255,255,0.88); font-size: 1.12rem; max-width: 560px; }
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 30px; }

.trust-row { display: flex; flex-wrap: wrap; gap: 22px; align-items: center; font-size: 0.92rem; color: rgba(255,255,255,0.9); }
.trust-row .stars { color: var(--gold); letter-spacing: 2px; }
.trust-item { display: flex; align-items: center; gap: 8px; }
.trust-item svg { width: 16px; height: 16px; color: var(--gold); flex-shrink: 0; }

.hero-art { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.hero-art svg { width: 100%; height: auto; display: block; }
.hero-badge {
  position: absolute; bottom: 18px; left: 18px;
  background: rgba(255,255,255,0.95);
  color: var(--navy);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.78rem;
  padding: 10px 16px;
  border-radius: 999px;
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: 8px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--blue); }

/* ---------- Cards ---------- */
.grid { display: grid; gap: 28px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 980px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(18,53,91,0.05);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.icon-badge {
  width: 58px; height: 58px;
  border-radius: 16px;
  background: var(--blue-light);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.icon-badge svg { width: 28px; height: 28px; color: var(--blue); }
.icon-badge.gold { background: #fdf6e0; }
.icon-badge.gold svg { color: var(--gold-dark); }

.card h3 { margin-bottom: 10px; }
.card p { margin-bottom: 0; font-size: 0.96rem; }

/* ---------- Service cards ---------- */
.service-card { position: relative; }
.service-card .badge-soon {
  position: absolute; top: 22px; right: 22px;
  background: var(--gold); color: var(--navy);
  font-family: var(--font-head); font-weight: 700; font-size: 0.68rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
}
.service-card.soon { opacity: 0.9; background: var(--gray-50); }
.service-card ul { padding-left: 20px; margin: 14px 0 0; }
.service-card ul li { margin-bottom: 6px; font-size: 0.94rem; color: var(--gray-700); }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
@media (max-width: 900px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }
.step { text-align: center; padding: 10px; position: relative; }
.step-num {
  width: 52px; height: 52px; margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--gold);
  font-family: var(--font-head); font-weight: 800; font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
}

/* ---------- Reviews ---------- */
.review-card { background: var(--white); border-radius: var(--radius-md); padding: 28px; box-shadow: var(--shadow-sm); border: 1px solid rgba(18,53,91,0.05); }
.review-stars { color: var(--gold); letter-spacing: 2px; margin-bottom: 12px; font-size: 1rem; }
.review-name { font-family: var(--font-head); font-weight: 700; color: var(--navy); margin-top: 14px; font-size: 0.95rem; }
.review-loc { font-size: 0.82rem; color: var(--gray-500); }
.google-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--gray-500); margin-top: 10px; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(135deg, var(--navy), #1c4a7a); color: var(--white); border-radius: var(--radius-lg); padding: 64px 40px; text-align: center; }
.cta-band h2 { color: var(--white); }
.cta-band .cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }

/* ---------- Before/After Slider ---------- */
.ba-slider { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); aspect-ratio: 4/3; cursor: ew-resize; user-select: none; touch-action: pan-y; }
.ba-slider .ba-after { position: absolute; inset: 0; }
.ba-slider .ba-before { position: absolute; inset: 0; overflow: hidden; width: 50%; }
.ba-slider .ba-before > svg, .ba-slider .ba-after > svg { position: absolute; inset: 0; width: 100vw; max-width: none; height: 100%; }
.ba-slider.small { aspect-ratio: 1/1; }
.ba-handle { position: absolute; top: 0; bottom: 0; left: 50%; width: 4px; background: var(--white); transform: translateX(-50%); box-shadow: 0 0 0 1px rgba(0,0,0,0.06); }
.ba-handle::after {
  content: "⇔";
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 44px; height: 44px; border-radius: 50%; background: var(--white); color: var(--navy);
  display: flex; align-items: center; justify-content: center; font-size: 18px; box-shadow: var(--shadow-md);
}
.ba-tag { position: absolute; top: 14px; font-family: var(--font-head); font-weight: 700; font-size: 0.72rem; letter-spacing: 0.06em; text-transform: uppercase; padding: 6px 12px; border-radius: 999px; background: rgba(18,53,91,0.85); color: #fff; }
.ba-tag.before { left: 14px; }
.ba-tag.after { right: 14px; }
.sample-note { text-align: center; font-size: 0.82rem; color: var(--gray-500); margin-top: 10px; }

/* ---------- FAQ ---------- */
.faq-item { border-bottom: 1px solid var(--gray-100); }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 4px; background: none; border: none; text-align: left; cursor: pointer; font-family: var(--font-head); font-weight: 700; font-size: 1.02rem; color: var(--navy); }
.faq-q .plus { flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--blue-light); color: var(--blue); display: flex; align-items: center; justify-content: center; transition: transform .3s var(--ease); font-size: 1.1rem; }
.faq-item.open .faq-q .plus { transform: rotate(45deg); background: var(--gold); color: var(--navy); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.faq-a-inner { padding: 0 4px 22px; color: var(--gray-700); }
.faq-item.open .faq-a { max-height: 400px; }

/* ---------- Forms ---------- */
.form-card { background: var(--white); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow-md); border: 1px solid rgba(18,53,91,0.06); }
.field { margin-bottom: 20px; }
.field label { display: block; font-family: var(--font-head); font-weight: 700; font-size: 0.86rem; color: var(--navy); margin-bottom: 8px; }
.field .hint { font-weight: 500; color: var(--gray-500); font-size: 0.78rem; text-transform: none; letter-spacing: 0; }
.field input, .field textarea, .field select {
  width: 100%; padding: 14px 16px; border-radius: 12px; border: 1.5px solid var(--gray-300);
  font-family: var(--font-body); font-size: 0.98rem; color: var(--ink); background: var(--gray-50);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); background: var(--white); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }
.file-drop { border: 2px dashed var(--gray-300); border-radius: 12px; padding: 24px; text-align: center; background: var(--gray-50); font-size: 0.9rem; color: var(--gray-500); }
.file-drop input { margin-top: 10px; }

.thank-you { display: none; text-align: center; padding: 40px 20px; }
.thank-you.show { display: block; }
.thank-you .icon-badge { margin: 0 auto 20px; width: 74px; height: 74px; background: var(--blue-light); }
.thank-you .icon-badge svg { width: 36px; height: 36px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-dark); color: rgba(255,255,255,0.75); padding: 64px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 40px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 18px; }
.site-footer a { color: rgba(255,255,255,0.7); }
.site-footer a:hover { color: var(--gold); }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; font-size: 0.92rem; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-head); font-weight: 800; color: var(--white); font-size: 1.1rem; margin-bottom: 14px; }
.footer-brand .mark { width: 34px; height: 34px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; font-size: 0.82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- Page hero (interior pages) ---------- */
.page-hero { background: linear-gradient(160deg, var(--navy), #1c4a7a); color: var(--white); padding: 64px 0 56px; text-align: center; }
.page-hero h1 { color: var(--white); margin-bottom: 12px; }
.page-hero p { color: rgba(255,255,255,0.85); max-width: 640px; margin: 0 auto; }
.breadcrumb { font-size: 0.82rem; color: rgba(255,255,255,0.6); margin-bottom: 14px; }
.breadcrumb a { color: rgba(255,255,255,0.75); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }

.map-frame { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--gray-100); }
.info-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 22px; }
.info-list li { display: flex; gap: 16px; align-items: flex-start; }
.info-list .icon-badge { margin: 0; flex-shrink: 0; width: 48px; height: 48px; }
.info-list .icon-badge svg { width: 22px; height: 22px; }
.info-list strong { display: block; color: var(--navy); font-family: var(--font-head); font-size: 0.95rem; margin-bottom: 3px; }

.badge-note { display: inline-block; background: var(--blue-light); color: var(--navy); font-size: 0.78rem; font-weight: 600; padding: 6px 14px; border-radius: 999px; margin-bottom: 14px; }