/* =========================================================================
   EnersolConnect — Design system
   "Solar-Tech Modern" — matches the Stitch design guide exactly:
   Montserrat (headlines) / Inter (body) / JetBrains Mono (labels),
   Deep Navy + Solar Amber + Trust Blue + Eco Green, glassmorphic cards,
   moderate rounded-lg/xl radii (no organic blob shapes).
   ========================================================================= */

:root {
  --bg: #f9faf8;
  --bg-elev: #ffffff;
  --bg-deep: #0b1410;
  --ink: #0b1410;
  --ink-2: #434845;
  --ink-3: #737875;
  --ink-4: #9aa19c;
  --line: #e2e8f0;
  --line-strong: #c3c8c3;

  --solar: #16a34a;
  --solar-deep: #0f7a37;
  --solar-glow: #d3f0d8;
  --sky: #1d4ed8;
  --sky-deep: #16308f;
  --sky-glow: #dbe5fb;
  --sun: #fbbf24;
  --sun-deep: #d97706;
  --danger: #dc2626;
  --navy: #0b1410;

  --radius-sm: 4px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-1: 0 1px 2px rgba(11,20,16,0.05), 0 1px 1px rgba(11,20,16,0.04);
  --shadow-2: 0 8px 20px -6px rgba(11,20,16,0.12), 0 2px 6px rgba(11,20,16,0.05);
  --shadow-3: 0 24px 48px -16px rgba(11,20,16,0.20), 0 8px 16px -8px rgba(11,20,16,0.10);

  --font-sans: 'Montserrat', -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Inter', -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  --pad-y: 96px;
  --container-max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
img, svg { max-width: 100%; display: block; }
ul { margin: 0; }
::selection { background: var(--sun); color: var(--navy); }

.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--font-mono); }
.serif { font-family: var(--font-sans); font-style: normal; font-weight: 700; }
.block { display: block; }
.muted { color: var(--ink-3); font-weight: 400; }
.muted-soft { opacity: .55; }
.muted-label { color: var(--ink-3); }
.accent-solar { color: var(--solar-deep); }
.accent-sky { color: var(--sky); }
.accent-sun { color: var(--sun-deep); }

.desktop-only { display: flex; }
.mobile-only { display: none; }
@media (max-width: 920px) {
  .desktop-only { display: none !important; }
  .mobile-only { display: flex !important; }
}

/* ---------- typography ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--sky);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow--inverse { color: var(--sun); }
.eyebrow--tight::before { display: none; }

.h-display {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(36px, 5.5vw, 56px);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin: 0;
}
.h-section {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.15;
  letter-spacing: -.01em;
  margin: 0;
}
.lede { font-family: var(--font-body); font-size: 18px; line-height: 1.6; color: var(--ink-2); max-width: 60ch; }
.lede--inverse { color: rgba(240,244,240,.8); }

.section-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 56px;
}
.section-head__title { margin-top: 14px; }
.section-head__title--inverse { color: #fff; }
.section-head__lede { align-self: end; }
@media (max-width: 900px) { .section-head { grid-template-columns: 1fr; gap: 24px; } }

/* ---------- icon ---------- */
.icon { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

/* ---------- layout sections ---------- */
.section { padding: var(--pad-y) 0; position: relative; border-top: 1px solid var(--line); background: var(--bg); }
.section--elev { background: var(--bg-elev); }
.section--dark { background: var(--navy); color: #f0f4f0; overflow: hidden; }

/* ---------- buttons (solid amber primary + navy text, per guide) ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: var(--radius-lg); font-weight: 600; font-size: 14px;
  font-family: var(--font-body);
  border: 1px solid transparent; cursor: pointer;
  transition: transform .12s ease, background .12s ease, color .12s ease, border-color .12s ease, box-shadow .12s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--lg { padding: 16px 26px; font-size: 15px; }
.btn--block { width: 100%; }
.btn--primary { background: var(--sun); color: var(--navy); font-weight: 700; }
.btn--primary:hover { background: var(--sun-deep); color: #fff; }
.btn--solar { background: var(--solar); color: #fff; }
.btn--solar:hover { background: var(--solar-deep); }
.btn--sun { background: var(--sun); color: var(--navy); font-weight: 700; }
.btn--sun:hover { background: var(--sun-deep); color: #fff; }
.btn--ghost { background: transparent; color: var(--navy); border: 1.5px solid var(--navy); }
.btn--ghost:hover { background: var(--navy); color: #fff; }
.hero .btn--ghost, .section--dark .btn--ghost { color: #fff; border-color: rgba(255,255,255,.4); }
.hero .btn--ghost:hover, .section--dark .btn--ghost:hover { background: rgba(255,255,255,.12); color: #fff; }
.btn--outline { background: transparent; color: rgba(255,255,255,.85); border-color: rgba(255,255,255,.25); }
.btn--soft { background: rgba(255,255,255,.10); color: #fff; }
.btn:disabled { opacity: .6; cursor: not-allowed; }

.chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px;
  background: rgba(251,191,36,.14); border: 1px solid rgba(251,191,36,.3); font-size: 12px; color: var(--navy); font-family: var(--font-mono);
}
.chip__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--sun); }
.chip__dot--pulse { animation: pulse 2s infinite; }
.dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
.dot--solar { background: var(--solar); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }

.badge { padding: 4px 10px; border-radius: var(--radius); font-size: 10px; font-weight: 600; font-family: var(--font-mono); letter-spacing: .06em; }
.badge--solar { background: color-mix(in oklab, var(--solar) 16%, transparent); color: var(--solar-deep); }

/* ---------- glass card (level 2 elevation per guide) ---------- */
.glass-card {
  background: rgba(255,255,255,.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--line);
}

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 80; transition: background .2s ease, border-color .2s ease, backdrop-filter .2s ease; background: rgba(255,255,255,.7); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid transparent; }
.nav.scrolled { background: rgba(255,255,255,.88); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-1); }
.nav__bar { display: flex; align-items: center; justify-content: space-between; padding: 16px 24px; }
.nav__links { align-items: center; gap: 2px; }
.nav__links a { padding: 8px 14px; font-size: 14px; font-weight: 500; color: var(--ink-2); border-radius: var(--radius); transition: background .12s, color .12s; }
.nav__links a:hover { background: var(--line); color: var(--navy); }
.nav__actions { display: flex; align-items: center; gap: 10px; }
.nav__burger { padding: 10px; }
.nav__mobile { flex-direction: column; border-top: 1px solid var(--line); background: var(--bg-elev); padding: 8px 24px 16px; }
.nav__mobile a { display: block; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 16px; }

.logo { display: flex; align-items: center; gap: 8px; }
.material-symbols-outlined {
  font-variation-settings: 'FILL' 1, 'wght' 500, 'GRAD' 0, 'opsz' 24;
  line-height: 1; font-size: 28px;
}
.logo__icon { color: var(--sun); }
.logo--inverse .logo__icon { color: var(--sun); }
.logo__text { display: flex; flex-direction: column; line-height: 1; }
.logo__name { font-family: var(--font-sans); font-weight: 700; font-size: 16px; letter-spacing: -.01em; }
.logo__tag { font-family: var(--font-mono); font-size: 9.5px; color: var(--ink-3); letter-spacing: .08em; text-transform: uppercase; margin-top: 3px; }
.logo--inverse .logo__tag { color: rgba(241,244,240,.55); }
.logo--inverse .logo__name { color: #fff; }

/* ---------- hero (golden-hour solar neighborhood photo + navy gradient overlay, per guide) ---------- */
.hero { padding-top: 132px; padding-bottom: 60px; position: relative; overflow: hidden; border-top: none; background: var(--navy); color: #fff; }
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background-image: url('../img/hero-bg.jpg');
  background-size: cover; background-position: center;
}
.hero__mesh {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(100deg, var(--navy) 0%, rgba(11,20,16,.75) 42%, rgba(11,20,16,.25) 75%),
    radial-gradient(ellipse 60% 55% at 88% 8%, color-mix(in oklab, var(--sun) 35%, transparent) 0%, transparent 60%);
}
.hero__inner { position: relative; z-index: 1; }
.hero__status { display: flex; justify-content: space-between; align-items: center; margin-bottom: 56px; gap: 12px; flex-wrap: wrap; }
.hero__clock { font-size: 11px; color: rgba(240,244,240,.6); display: flex; gap: 16px; align-items: center; }
.hero__queue { display: inline-flex; align-items: center; gap: 6px; }
.hero__grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 80px; align-items: end; padding-bottom: 40px; }
.hero__lede { margin-top: 24px; max-width: 520px; color: rgba(240,244,240,.85); }
.hero__cta { display: flex; gap: 12px; margin-top: 36px; flex-wrap: wrap; }
.hero__stats { display: flex; gap: 24px; margin-top: 48px; flex-wrap: wrap; }
.stat { font-family: var(--font-sans); font-size: 28px; font-weight: 700; letter-spacing: -.01em; color: #fff; }
.stat-label { font-family: var(--font-mono); font-size: 11px; color: rgba(240,244,240,.55); text-transform: uppercase; letter-spacing: .08em; margin-top: 2px; }
@media (max-width: 1000px) { .hero__grid { grid-template-columns: 1fr; gap: 48px; } }

.spec-card { background: rgba(255,255,255,.08); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-xl); padding: 22px; box-shadow: var(--shadow-3); position: relative; overflow: hidden; color: #fff; }
.spec-card__top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 18px; }
.spec-card__label { font-size: 10px; color: rgba(240,244,240,.6); text-transform: uppercase; letter-spacing: .1em; }
.spec-card__value { font-size: 13px; font-weight: 600; margin-top: 4px; }
.spec-card__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radius-md); overflow: hidden; margin-bottom: 16px; }
.spec-card__grid > div { background: rgba(255,255,255,.05); padding: 10px 12px; }
.spec-card__k { font-size: 9px; text-transform: uppercase; color: rgba(240,244,240,.55); letter-spacing: .08em; }
.spec-card__v { font-size: 13px; font-weight: 500; margin-top: 2px; }
.pipeline__bar { display: flex; gap: 4px; margin-bottom: 8px; }
.pipeline__bar span { flex: 1; height: 4px; border-radius: 2px; background: rgba(255,255,255,.15); transition: background .4s; }
.pipeline__bar span.done { background: var(--sun); }
.pipeline__labels { display: flex; justify-content: space-between; font-size: 9.5px; font-family: var(--font-mono); color: rgba(240,244,240,.45); margin-bottom: 18px; }
.pipeline__labels span.active { color: #fff; font-weight: 600; }
.spec-card__diagram { padding: 14px; background: rgba(255,255,255,.05); border-radius: var(--radius-md); border: 1px solid rgba(255,255,255,.1); }
.spec-card__diagram text { fill: rgba(240,244,240,.7) !important; }
.spec-card__diagram rect[fill="var(--bg-elev)"] { fill: rgba(255,255,255,.08); }
.spec-card__diagram rect[stroke="var(--ink-2)"] { stroke: rgba(255,255,255,.3); }
.spec-card__diagram path[stroke="var(--ink-2)"] { stroke: rgba(255,255,255,.3); }

/* ---------- audience split ---------- */
.audience { padding: 28px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-elev); }
.audience__grid { display: flex; gap: 16px; flex-wrap: wrap; }
.audience__card { flex: 1 1 260px; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px 22px; transition: border-color .15s, transform .15s, box-shadow .15s; }
.audience__card:hover { border-color: var(--sun); transform: translateY(-2px); box-shadow: var(--shadow-2); }
.audience__title { font-family: var(--font-sans); font-weight: 700; font-size: 18px; margin: 8px 0 4px; color: var(--navy); }
.audience__desc { font-size: 14px; color: var(--ink-3); }

/* ---------- marquee ---------- */
.marquee { padding: 0; overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--navy); }
.marquee__track { display: flex; gap: 0; padding: 16px 0; white-space: nowrap; animation: marquee 60s linear infinite; width: max-content; }
.marquee__item { display: inline-flex; align-items: center; gap: 32px; padding-right: 32px; }
.marquee__item span:first-child { font-family: var(--font-mono); font-size: 12px; color: rgba(240,244,240,.75); text-transform: uppercase; letter-spacing: .06em; }
.marquee__item .dot--solar { background: var(--sun); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-33.333%); } }

/* ---------- services ---------- */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.service-card {
  text-align: left; background: rgba(255,255,255,.8); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--line); border-radius: var(--radius-xl);
  padding: 22px; cursor: pointer; transition: all .2s ease; position: relative; overflow: hidden;
  min-height: 220px; display: flex; flex-direction: column; gap: 14px; font-family: inherit; color: inherit;
  border-bottom: 4px solid transparent;
}
.service-card:hover, .service-card.active { transform: translateY(-4px); box-shadow: var(--shadow-2); border-bottom-color: var(--sun); }
.service-card__top { display: flex; justify-content: space-between; align-items: center; }
.service-card__tag { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; }
.service-card__arrow { width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line); display: grid; place-items: center; color: var(--ink-3); transition: all .2s; }
.service-card__title { font-family: var(--font-sans); margin: 0; font-size: 18px; font-weight: 600; letter-spacing: -.01em; line-height: 1.25; color: var(--navy); }
.service-card__desc { margin: 0; font-size: 14px; color: var(--ink-2); line-height: 1.55; flex: 1; }
.service-card__metrics { display: flex; gap: 10px; padding-top: 10px; border-top: 1px dashed var(--line-strong); flex-wrap: wrap; }
.service-card__metric { flex: 1; min-width: 60px; }
.service-card__metric-k { font-family: var(--font-mono); font-size: 9px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .06em; }
.service-card__metric-v { font-size: 12px; font-weight: 600; margin-top: 2px; }
@media (max-width: 1100px) { .services-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .services-grid { grid-template-columns: 1fr; } }

/* ---------- calculator ---------- */
.calc-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; position: relative; z-index: 1; }
.calc-panel { background: rgba(255,255,255,.06); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-xl); padding: 28px; }
.calc-block { margin-bottom: 28px; }
.calc-block:last-child { margin-bottom: 0; }
.calc-block__title { margin-bottom: 12px; }
.calc-block__row { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 14px; }
.calc-block__row--ticks { margin-top: 8px; margin-bottom: 0; }
.label--inverse { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: rgba(240,244,240,.6); }
.calc-size { display: flex; align-items: baseline; gap: 8px; }
.calc-size span:first-child { font-family: var(--font-sans); font-size: 36px; font-weight: 700; letter-spacing: -.02em; color: #fff; }
.range { width: 100%; accent-color: var(--sun); }
.range::-webkit-slider-runnable-track { height: 6px; background: rgba(255,255,255,.15); border-radius: 3px; }
.range::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: var(--sun); margin-top: -8px; cursor: pointer; box-shadow: 0 0 0 4px rgba(251,191,36,.25); }
.tier-grid, .addon-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.addon-grid { grid-template-columns: 1fr 1fr; }
.tier-option { padding: 14px; border-radius: var(--radius-lg); background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.14); transition: all .2s; }
.tier-option.active { background: rgba(251,191,36,.16); border-color: var(--sun); }
.tier-option__name { font-family: var(--font-sans); font-size: 14px; font-weight: 700; margin-bottom: 2px; color: #fff; }
.tier-option__price { font-family: var(--font-mono); font-size: 10px; color: rgba(240,244,240,.6); }
.tier-option__eta { font-family: var(--font-mono); font-size: 10px; color: rgba(240,244,240,.5); margin-top: 4px; }
.state-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.state-pills button { padding: 8px 12px; border-radius: 999px; font-size: 12px; font-family: var(--font-mono); background: transparent; color: rgba(240,244,240,.7); border: 1px solid rgba(255,255,255,.2); cursor: pointer; transition: all .16s; }
.state-pills button.active { background: var(--sun); color: var(--navy); border-color: var(--sun); font-weight: 700; }
.addon-option { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: var(--radius-lg); background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.14); color: inherit; text-align: left; cursor: pointer; font-family: inherit; transition: all .16s; width: 100%; }
.addon-option.active { background: rgba(251,191,36,.14); border-color: var(--sun); }
.addon-option__icon { width: 32px; height: 32px; border-radius: var(--radius); background: rgba(255,255,255,.08); display: grid; place-items: center; color: rgba(240,244,240,.6); flex-shrink: 0; }
.addon-option.active .addon-option__icon { background: var(--sun); color: var(--navy); }
.addon-option__body { flex: 1; }
.addon-option__label { font-size: 13px; font-weight: 500; }
.addon-option__price { font-family: var(--font-mono); font-size: 11px; color: rgba(240,244,240,.55); }
.addon-option__check { width: 18px; height: 18px; border-radius: 4px; border: 1px solid rgba(255,255,255,.3); background: transparent; display: grid; place-items: center; flex-shrink: 0; }
.addon-option.active .addon-option__check { background: var(--sun); border-color: var(--sun); color: var(--navy); }

.calc-total { background: linear-gradient(160deg, var(--sun) 0%, var(--sun-deep) 100%); border-radius: var(--radius-xl); padding: 28px; position: relative; overflow: hidden; display: flex; flex-direction: column; color: var(--navy); }
.calc-total__body { position: relative; z-index: 1; flex: 1; display: flex; flex-direction: column; }
.calc-total__body .label--inverse { color: rgba(11,20,16,.65); }
.calc-total__amount { font-family: var(--font-sans); font-size: 60px; font-weight: 700; letter-spacing: -.02em; line-height: .95; color: var(--navy); margin: 6px 0; }
.calc-total__meta { margin-bottom: 28px; }
.calc-breakdown { flex: 1; }
.calc-breakdown__row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid rgba(11,20,16,.15); font-size: 13px; color: rgba(11,20,16,.85); }
.calc-total__actions { margin-top: 24px; display: flex; flex-direction: column; gap: 10px; }
.calc-total .btn--sun { background: var(--navy); color: #fff; }
.calc-total .btn--sun:hover { background: #1a2b22; }
.calc-total .btn--outline { border-color: rgba(11,20,16,.3); color: rgba(11,20,16,.75); }
@media (max-width: 1000px) { .calc-grid, .calc-head { grid-template-columns: 1fr; gap: 24px; } }
@media (max-width: 600px) { .addon-grid { grid-template-columns: 1fr; } }

/* ---------- coverage ---------- */
.coverage-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 32px; align-items: stretch; }
.coverage-list { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-xl); padding: 22px; display: flex; flex-direction: column; }
.coverage-list__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.coverage-filters { display: flex; gap: 4px; }
.coverage-filters button { font-family: var(--font-mono); font-size: 10px; padding: 4px 8px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: transparent; color: var(--ink-2); cursor: pointer; text-transform: uppercase; letter-spacing: .06em; }
.coverage-filters button.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.coverage-states { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; flex: 1; }
.state-row { padding: 10px 12px; border-radius: var(--radius); text-align: left; background: transparent; border: 1px solid transparent; cursor: pointer; display: flex; align-items: center; gap: 10px; transition: all .16s; font-family: inherit; color: inherit; width: 100%; }
.state-row:hover, .state-row.active { background: rgba(251,191,36,.12); border-color: var(--sun); }
.state-row__code { font-family: var(--font-mono); font-size: 11px; font-weight: 700; width: 26px; color: var(--ink-3); }
.state-row__name { font-size: 13px; flex: 1; }
.state-row__lvl { display: flex; gap: 2px; }
.state-row__lvl span { width: 4px; height: 12px; border-radius: 1px; background: var(--line-strong); }
.coverage-list__foot { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }

.coverage-detail {
  background: linear-gradient(120deg, rgba(11,20,16,.94) 0%, rgba(11,20,16,.8) 55%, rgba(11,20,16,.55) 100%), url('../img/engineering-detail.jpg');
  background-size: cover; background-position: center;
  color: #f0f4f0; border-radius: var(--radius-xl); padding: 28px; position: relative; overflow: hidden; display: flex; flex-direction: column; min-height: 480px;
}
.coverage-dotmap { position: absolute; inset: 0; opacity: .18; }
.coverage-detail__body { position: relative; z-index: 1; flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.coverage-detail__title { font-family: var(--font-sans); font-size: 32px; font-weight: 700; letter-spacing: -.02em; margin-top: 8px; color: #fff; max-width: 14ch; line-height: 1.1; }
.coverage-detail__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.coverage-detail__stat-n { font-family: var(--font-sans); font-size: 28px; font-weight: 700; letter-spacing: -.01em; color: var(--sun); }
.coverage-detail__stat-l { font-family: var(--font-mono); font-size: 10px; color: rgba(240,244,240,.5); text-transform: uppercase; letter-spacing: .08em; margin-top: 2px; }
@media (max-width: 1000px) { .coverage-grid { grid-template-columns: 1fr; } }

/* ---------- process ---------- */
.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; position: relative; }
.process-step__icon { width: 72px; height: 72px; border-radius: 50%; background: var(--bg); border: 1px solid var(--line-strong); display: grid; place-items: center; margin-bottom: 18px; position: relative; color: var(--sky); }
.process-step__num { position: absolute; top: -4px; right: -4px; background: var(--sun); color: var(--navy); width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-mono); font-size: 10px; font-weight: 700; }
.process-step__title { font-family: var(--font-sans); font-size: 19px; font-weight: 600; letter-spacing: -.01em; margin: 0 0 6px; color: var(--navy); }
.process-step__desc { font-size: 13.5px; color: var(--ink-2); margin: 0 0 12px; line-height: 1.55; }
.process-step__time { font-family: var(--font-mono); font-size: 10px; padding: 3px 8px; border-radius: 999px; background: color-mix(in oklab, var(--solar) 12%, transparent); color: var(--solar-deep); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }
@media (max-width: 1100px) { .process-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 600px) { .process-grid { grid-template-columns: 1fr; } }

/* ---------- portfolio ---------- */
.portfolio-head { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: 24px; margin-bottom: 36px; }
.filter-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.filter-pills button { font-family: var(--font-mono); font-size: 11px; padding: 8px 14px; border-radius: 999px; background: var(--bg-elev); color: var(--ink-2); border: 1px solid var(--line); cursor: pointer; text-transform: uppercase; letter-spacing: .06em; font-weight: 500; }
.filter-pills button.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.portfolio-card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-xl); overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; cursor: pointer; }
.portfolio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.portfolio-card__img { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.portfolio-card__img.commercial { background: var(--navy); }
.portfolio-card__img.residential { background: var(--sky-glow); }
.portfolio-card__tags { position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; }
.portfolio-card__tags span { padding: 4px 8px; border-radius: var(--radius-sm); font-size: 10px; font-weight: 600; font-family: var(--font-mono); }
.portfolio-card__id { background: rgba(255,255,255,.92); color: var(--navy); }
.portfolio-card__days { background: var(--sun); color: var(--navy); text-transform: uppercase; letter-spacing: .06em; }
.portfolio-card__body { padding: 18px; }
.portfolio-card__title { font-family: var(--font-sans); font-size: 17px; font-weight: 600; letter-spacing: -.01em; margin: 0 0 4px; color: var(--navy); }
.portfolio-card__meta { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); margin-bottom: 14px; }
.portfolio-card__stats { display: flex; gap: 16px; padding-top: 14px; border-top: 1px dashed var(--line-strong); }
.portfolio-card__stats > div { flex: 1; }
.portfolio-card__stats-k { font-family: var(--font-mono); font-size: 9px; color: var(--ink-3); text-transform: uppercase; letter-spacing: .06em; }
.portfolio-card__stats-v { font-size: 13px; font-weight: 500; margin-top: 2px; text-transform: capitalize; }
@media (max-width: 1000px) { .portfolio-grid { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px) { .portfolio-grid { grid-template-columns: 1fr; } }

/* ---------- testimonials ---------- */
.testimonials-title { margin-top: 14px; max-width: 18ch; margin-bottom: 40px; }
.testimonials-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; }
.testimonial-card { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-xl); padding: 36px; display: flex; flex-direction: column; position: relative; min-height: 380px; }
.testimonial-card__top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; }
.stars { display: flex; gap: 4px; color: var(--sun); }
.stars svg { fill: var(--sun); }
.testimonial-quote { font-family: var(--font-sans); font-weight: 500; font-size: clamp(20px, 2.2vw, 28px); line-height: 1.35; color: var(--navy); margin: 0 0 28px; flex: 1; }
.testimonial-card__foot { display: flex; justify-content: space-between; align-items: flex-end; padding-top: 24px; border-top: 1px solid var(--line); flex-wrap: wrap; gap: 16px; }
.testimonial-person { display: flex; align-items: center; gap: 14px; }
.avatar { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg, var(--sun), var(--solar)); display: grid; place-items: center; color: #fff; font-weight: 700; font-size: 16px; font-family: var(--font-sans); }
.testimonial-name { font-family: var(--font-sans); font-size: 15px; font-weight: 600; }
.testimonial-nav { display: flex; gap: 8px; }
.testimonial-nav button { width: 40px; height: 40px; border-radius: 50%; background: var(--bg); border: 1px solid var(--line-strong); display: grid; place-items: center; cursor: pointer; color: var(--navy); }
.testimonials-side { display: flex; flex-direction: column; gap: 12px; }
.metric-card { background: var(--navy); color: #f1f4f0; border-radius: var(--radius-xl); padding: 24px; flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.metric-card__number { font-family: var(--font-sans); font-size: 56px; font-weight: 700; letter-spacing: -.02em; line-height: 1; color: var(--sun); }
.metric-card__desc { font-size: 14px; color: rgba(241,244,240,.7); margin-top: 8px; }
.mini-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mini-stat { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px; }
.mini-stat__value { font-family: var(--font-sans); font-size: 30px; font-weight: 700; letter-spacing: -.01em; margin-top: 4px; color: var(--navy); }
.testimonial-list { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 16px; display: flex; flex-direction: column; gap: 4px; }
.testimonial-list-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--radius); background: transparent; border: none; cursor: pointer; text-align: left; font-family: inherit; color: inherit; width: 100%; transition: background .16s; }
.testimonial-list-item.active { background: rgba(251,191,36,.14); }
.testimonial-list-item .avatar { width: 28px; height: 28px; font-size: 11px; }
.testimonial-list-item__name { font-size: 13px; flex: 1; }
.testimonial-list-item.active .testimonial-list-item__name { font-weight: 600; }
@media (max-width: 1000px) { .testimonials-grid { grid-template-columns: 1fr; } }

/* ---------- pricing ---------- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pricing-card { border-radius: var(--radius-xl); padding: 28px; position: relative; overflow: hidden; display: flex; flex-direction: column; min-height: 480px; border: 1px solid var(--line); background: var(--bg-elev); }
.pricing-card--featured { background: var(--navy); color: #f1f4f0; border-color: var(--sun); transform: translateY(-12px); box-shadow: var(--shadow-3); }
.pricing-card__badge { position: absolute; top: 14px; right: 14px; background: var(--sun); color: var(--navy); font-size: 10px; font-weight: 700; font-family: var(--font-mono); padding: 4px 10px; border-radius: 999px; text-transform: uppercase; letter-spacing: .08em; }
.pricing-card__tag { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin-bottom: 12px; }
.pricing-card--featured .pricing-card__tag { color: rgba(241,244,240,.6); }
.pricing-card__name { font-family: var(--font-sans); font-size: 28px; font-weight: 700; letter-spacing: -.01em; margin: 0 0 6px; }
.pricing-card__range { font-size: 13px; color: var(--ink-3); margin-bottom: 20px; }
.pricing-card--featured .pricing-card__range { color: rgba(241,244,240,.7); }
.pricing-card__price-row { display: flex; align-items: baseline; gap: 6px; margin-bottom: 8px; }
.pricing-card__from { font-family: var(--font-mono); font-size: 13px; color: var(--ink-3); }
.pricing-card--featured .pricing-card__from { color: rgba(241,244,240,.6); }
.pricing-card__price { font-family: var(--font-sans); font-size: 52px; font-weight: 700; letter-spacing: -.02em; line-height: 1; }
.pricing-card__unit { font-family: var(--font-mono); font-size: 11px; color: var(--ink-3); margin-bottom: 24px; text-transform: uppercase; letter-spacing: .06em; }
.pricing-card--featured .pricing-card__unit { color: rgba(241,244,240,.5); }
.pricing-card__features { list-style: none; padding: 0; margin: 0 0 24px; flex: 1; display: flex; flex-direction: column; gap: 10px; }
.pricing-card__features li { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; }
.pricing-card__features .icon { margin-top: 2px; }
@media (max-width: 1000px) { .pricing-grid { grid-template-columns: 1fr; } .pricing-card--featured { transform: none; } }

.addon-strip { margin-top: 24px; background: var(--bg-elev); border: 1px dashed var(--line-strong); border-radius: var(--radius-xl); padding: 24px; display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; }
.addon-strip__label { display: flex; flex-direction: column; }
.addon-strip__title { font-family: var(--font-sans); font-size: 18px; font-weight: 600; margin-top: 4px; color: var(--navy); }
.addon-strip__items { display: flex; gap: 12px; flex-wrap: wrap; }
.addon-tag { padding: 8px 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); }
.addon-tag > div:first-child { font-size: 13px; font-weight: 500; }
.addon-tag__price { color: var(--solar-deep); font-weight: 600; font-size: 11px; }
@media (max-width: 900px) { .addon-strip { grid-template-columns: 1fr; } }

/* ---------- portal ---------- */
.portal-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.portal-title { margin-top: 14px; }
.portal-lede { margin-top: 20px; }
.portal-features { list-style: none; padding: 0; margin: 32px 0; display: flex; flex-direction: column; gap: 14px; }
.portal-features li { display: flex; gap: 14px; align-items: flex-start; }
.check-badge { width: 22px; height: 22px; border-radius: var(--radius-sm); background: var(--solar-glow); color: var(--solar-deep); display: grid; place-items: center; flex-shrink: 0; margin-top: 2px; }
.portal-feature__title { font-size: 15px; font-weight: 600; }
.portal-feature__desc { font-size: 13px; color: var(--ink-3); }
.portal-cta { display: flex; gap: 10px; flex-wrap: wrap; }
.portal-window { background: var(--navy); border-radius: var(--radius-xl); overflow: hidden; border: 1px solid rgba(255,255,255,.1); box-shadow: var(--shadow-3); }
.portal-window__chrome { padding: 12px 16px; border-bottom: 1px solid rgba(255,255,255,.08); display: flex; align-items: center; gap: 12px; }
.portal-window__dots { display: flex; gap: 6px; }
.portal-window__dots span { width: 10px; height: 10px; border-radius: 50%; }
.portal-window__url { font-family: var(--font-mono); font-size: 11px; color: rgba(241,244,240,.5); margin: 0 auto; }
.portal-window__body { display: grid; grid-template-columns: 180px 1fr; min-height: 440px; }
.portal-window__side { border-right: 1px solid rgba(255,255,255,.08); padding: 16px; color: #f1f4f0; }
.portal-window__label { font-family: var(--font-mono); font-size: 9px; text-transform: uppercase; color: rgba(241,244,240,.4); letter-spacing: .1em; margin-bottom: 12px; }
.portal-window__nav { display: flex; flex-direction: column; gap: 4px; }
.portal-window__nav div { padding: 8px 10px; border-radius: var(--radius); font-size: 12px; color: rgba(241,244,240,.6); }
.portal-window__nav div.active { background: rgba(251,191,36,.18); color: #f1f4f0; font-weight: 600; }
.portal-window__nav--muted div { color: rgba(241,244,240,.6); }
.portal-window__main { padding: 18px; color: #f1f4f0; }
.portal-window__mainhead { display: flex; justify-content: space-between; margin-bottom: 16px; }
.portal-window__mainhead-title { font-family: var(--font-sans); font-size: 16px; font-weight: 600; }
.portal-window__mainhead-sub { font-family: var(--font-mono); font-size: 10px; color: rgba(241,244,240,.5); text-transform: uppercase; letter-spacing: .08em; margin-top: 2px; }
.portal-jobs { display: flex; flex-direction: column; gap: 8px; }
.portal-job { background: rgba(255,255,255,.03); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius-lg); padding: 14px; text-align: left; cursor: pointer; font-family: inherit; color: inherit; transition: all .16s; width: 100%; }
.portal-job.active { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.2); }
.portal-job__top { display: flex; justify-content: space-between; margin-bottom: 10px; }
.portal-job__id { font-family: var(--font-mono); font-size: 10px; color: rgba(241,244,240,.5); }
.portal-job__title { font-size: 13px; font-weight: 500; margin-top: 2px; }
.portal-job__eta-label { font-family: var(--font-mono); font-size: 9px; color: rgba(241,244,240,.5); text-transform: uppercase; letter-spacing: .08em; }
.portal-job__eta { font-size: 12px; font-weight: 600; color: var(--sun); }
.portal-job__bar { display: flex; gap: 3px; margin-bottom: 4px; }
.portal-job__bar span { flex: 1; height: 3px; border-radius: 2px; background: rgba(255,255,255,.12); }
.portal-job__stage { font-family: var(--font-mono); font-size: 10px; color: rgba(241,244,240,.5); }
@media (max-width: 1000px) { .portal-grid { grid-template-columns: 1fr; gap: 32px; } }

/* ---------- faq ---------- */
.faq-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 60px; align-items: start; }
.faq-side { position: sticky; top: 100px; }
.faq-side__desc { color: var(--ink-3); margin: 16px 0; font-size: 14px; }
.faq-item { border-top: 1px solid var(--line); padding: 20px 0; }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item__q { width: 100%; display: flex; justify-content: space-between; align-items: center; background: transparent; border: none; padding: 0; font-family: inherit; cursor: pointer; text-align: left; color: inherit; gap: 16px; }
.faq-item__q h3 { font-family: var(--font-sans); font-size: clamp(16px, 1.4vw, 19px); font-weight: 600; letter-spacing: -.005em; margin: 0; color: var(--navy); }
.faq-item__toggle { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-items: center; flex-shrink: 0; transition: all .2s; }
.faq-item.open .faq-item__toggle { background: var(--sun); color: var(--navy); border-color: var(--sun); }
.faq-item__a { max-height: 0; overflow: hidden; transition: max-height .28s cubic-bezier(.2,.7,.2,1), opacity .2s; opacity: 0; }
.faq-item.open .faq-item__a { max-height: 260px; opacity: 1; }
.faq-item__a p { color: var(--ink-2); font-size: 15px; line-height: 1.6; margin: 16px 0 0; max-width: 60ch; }
@media (max-width: 900px) { .faq-grid { grid-template-columns: 1fr; gap: 32px; } .faq-side { position: static; } }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; }
.contact-title { margin-top: 14px; }
.contact-lede { margin-top: 20px; }
.contact-links { margin-top: 36px; display: flex; flex-direction: column; gap: 14px; }
.contact-link { display: flex; align-items: center; gap: 14px; padding: 16px; background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-lg); transition: border-color .16s, box-shadow .16s; }
.contact-link:hover { border-color: var(--sun); box-shadow: var(--shadow-1); }
.contact-link__icon { width: 36px; height: 36px; border-radius: var(--radius); background: rgba(251,191,36,.16); color: var(--sun-deep); display: grid; place-items: center; flex-shrink: 0; }
.contact-link__value { font-size: 14px; font-weight: 500; margin-top: 2px; }
.contact-status { margin-top: 24px; padding: 18px; background: var(--navy); color: #f1f4f0; border-radius: var(--radius-lg); }
.contact-status__row { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.contact-status__desc { font-size: 14px; color: rgba(241,244,240,.85); }
.reassurance { margin-top: 28px; padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--bg); }
.reassurance__title { font-family: var(--font-sans); font-weight: 600; font-size: 14px; margin-bottom: 10px; color: var(--navy); }
.reassurance ul { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.reassurance li { font-size: 13px; line-height: 1.5; color: var(--ink-3); padding-left: 20px; position: relative; }
.reassurance li::before { content: "✓"; position: absolute; left: 0; color: var(--solar); font-weight: 700; }
.reassurance li b { color: var(--ink-2); }

.contact-form { background: var(--bg-elev); border: 1px solid var(--line); border-radius: var(--radius-xl); padding: 32px; box-shadow: var(--shadow-2); }
.contact-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.field { margin-bottom: 14px; }
.field:last-of-type { margin-bottom: 20px; }
.field label { display: block; margin-bottom: 8px; font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); font-weight: 500; }
.field input, .field textarea {
  width: 100%; padding: 12px 14px; border-radius: var(--radius); background: var(--bg);
  border: 1px solid var(--line); font-family: var(--font-body); font-size: 14px; color: var(--ink);
  transition: border-color .16s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--sky); }
.field textarea { resize: vertical; }
.service-pills { display: flex; gap: 8px; flex-wrap: wrap; }
.service-pills button { font-family: var(--font-mono); font-size: 11px; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--bg); color: var(--ink-2); cursor: pointer; }
.service-pills button.active { border-color: var(--sun); background: rgba(251,191,36,.16); color: var(--sun-deep); font-weight: 600; }
.contact-form__footnote { text-align: center; margin-top: 14px; text-transform: uppercase; letter-spacing: .06em; font-size: 10px; color: var(--ink-3); font-family: var(--font-mono); }
@media (max-width: 1000px) { .contact-grid { grid-template-columns: 1fr; gap: 40px; } }
@media (max-width: 600px) { .contact-form__row { grid-template-columns: 1fr; } }

/* ---------- footer ---------- */
.footer { background: var(--navy); color: #f1f4f0; padding: 72px 0 32px; position: relative; overflow: hidden; }
.footer__inner { position: relative; }
.footer__wordmark {
  font-family: var(--font-sans); font-size: clamp(48px, 10vw, 140px); font-weight: 700; letter-spacing: -.02em; line-height: .95; margin-bottom: 56px;
  background: linear-gradient(135deg, #fff 0%, var(--sun) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 56px; border-bottom: 1px solid rgba(255,255,255,.10); }
.footer__desc { color: rgba(241,244,240,.65); font-size: 14px; line-height: 1.6; max-width: 36ch; margin: 18px 0 0; }
.footer__actions { display: flex; gap: 8px; margin-top: 24px; }
.footer__col-title { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: rgba(241,244,240,.5); margin-bottom: 16px; }
.footer__links { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer__links a { color: rgba(241,244,240,.85); font-size: 14px; position: relative; }
.footer__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px; background: var(--sun); transform: scaleX(0); transform-origin: left; transition: transform .2s ease; }
.footer__links a:hover::after { transform: scaleX(1); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 32px; gap: 16px; flex-wrap: wrap; }
.footer__copy { font-family: var(--font-mono); font-size: 11px; color: rgba(241,244,240,.5); }
.footer__legal { display: flex; gap: 20px; font-size: 12px; color: rgba(241,244,240,.5); }
.footer__legal a:hover { color: #fff; }
@media (max-width: 1000px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .footer__grid { grid-template-columns: 1fr; } }

/* ---------- whatsapp floating button ---------- */
.whatsapp-fab {
  position: fixed; bottom: 28px; right: 28px; z-index: 60; width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; color: #fff; display: grid; place-items: center;
  box-shadow: 0 10px 30px -8px rgba(37,211,102,.6);
  transition: transform .2s ease;
}
.whatsapp-fab:hover { transform: scale(1.08); }
.whatsapp-fab .icon { width: 26px; height: 26px; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }