/* =============================================================
   SolHogar — energía solar residencial
   1. Tokens
   ============================================================= */
:root {
  --bg:        #0A1512;
  --bg-2:      #0F1F1A;
  --bg-3:      #16281F;
  --bg-4:      #1D3327;
  --cream:     #EEF3EE;
  --cream-2:   #C9D6C9;
  --cream-3:   #7E9186;
  --accent:    #34C77B;
  --accent-2:  #1F9E5C;
  --accent-rgb: 52, 199, 123;
  --blue:      #1B3A5C;
  --blue-2:    #2C567F;
  --blue-rgb:  44, 86, 127;
  --gold:      #C9A961;
  --line:      rgba(238,243,238,.12);
  --line-2:    rgba(238,243,238,.22);
  --danger:    #E25C5C;

  --serif: "Fraunces", "Iowan Old Style", serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:  "JetBrains Mono", "IBM Plex Mono", monospace;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:   cubic-bezier(0.7, 0, 0.84, 0);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  --nav-h: 84px;
  --radius: 18px;
  --radius-sm: 10px;
  --container: 1240px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; overflow-x: clip; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--cream-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
input, textarea, select { font: inherit; color: inherit; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.01em; font-family: var(--serif); color: var(--cream); font-weight: 500; }
ul { list-style: none; padding: 0; }
::selection { background: var(--accent); color: var(--bg); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--cream); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { width: min(92%, var(--container)); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.section { position: relative; padding-block: clamp(4.5rem, 9vw, 8rem); }
.section-halo {
  position: absolute; inset: -40% -10% -40% -10%; z-index: 0;
  pointer-events: none; filter: blur(120px);
}
.kicker {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
}
.kicker::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(var(--accent-rgb),.18); }
.eyebrow { color: var(--cream-3); font-size: .95rem; }
.section-head { max-width: 640px; margin-bottom: clamp(2.5rem, 5vw, 4rem); position: relative; z-index: 1; }
.section-head.center { max-width: 720px; margin-inline: auto; text-align: center; }
.section-title { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
.section-title em { color: var(--accent); font-style: italic; }
.section-sub { margin-top: 1rem; font-size: 1.08rem; color: var(--cream-3); }

.reveal { opacity: 0; transform: translateY(32px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }

.badge-demo {
  display: inline-flex; align-items: center; gap: .4rem;
  font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--cream-3); background: rgba(238,243,238,.06); border: 1px solid var(--line);
  padding: .3rem .6rem; border-radius: 100px;
}

/* =============================================================
   4. Typography components
   ============================================================= */
.hero-title, .section-title { text-wrap: balance; }
.lede { font-size: 1.15rem; color: var(--cream-2); }

/* =============================================================
   5. Buttons & form controls
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  padding: .95rem 1.7rem; border-radius: 100px; font-weight: 600; font-size: .96rem;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background .3s var(--ease-out), color .3s var(--ease-out);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06120C;
  box-shadow: 0 12px 30px -10px rgba(var(--accent-rgb), .55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -8px rgba(var(--accent-rgb), .7); }
.btn-ghost {
  border: 1px solid var(--line-2); color: var(--cream);
  background: rgba(238,243,238,.03);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: rgba(var(--accent-rgb),.08); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; transform: none !important; }

.field {
  display: flex; flex-direction: column; gap: .45rem; text-align: left;
}
.field label { font-size: .85rem; color: var(--cream-3); font-weight: 600; }
.field input, .field textarea, .field select {
  padding: .85rem 1rem; border-radius: var(--radius-sm);
  background: rgba(238,243,238,.04); border: 1px solid var(--line);
  color: var(--cream); transition: border-color .3s var(--ease-out), background .3s var(--ease-out);
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--accent); background: rgba(238,243,238,.07); outline: none;
}
.field textarea { resize: vertical; min-height: 110px; }
.field-hint { font-size: .78rem; color: var(--cream-3); }
.field-error { font-size: .8rem; color: var(--danger); min-height: 1em; }

/* =============================================================
   6. Nav
   ============================================================= */
.nav {
  position: fixed; inset-inline: 0; top: 0; z-index: 500;
  height: var(--nav-h); display: flex; align-items: center;
  transition: background .4s var(--ease-out), border-color .4s var(--ease-out), height .4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.is-solid { background: rgba(10,21,18,.86); backdrop-filter: blur(14px) saturate(140%); border-color: var(--line); height: 72px; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; width: 100%; }
.brand { display: flex; align-items: center; gap: .55rem; font-family: var(--serif); font-size: 1.3rem; color: var(--cream); font-weight: 600; }
.brand-mark { width: 30px; height: 30px; flex: none; }
.nav-links { display: none; align-items: center; gap: 2rem; font-size: .92rem; color: var(--cream-2); }
.nav-links a { position: relative; padding-block: .3rem; }
.nav-links a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1.5px; background: var(--accent);
  transition: right .35s var(--ease-out);
}
.nav-links a:hover::after { right: 0; }
.nav-cta { display: none; }
.nav-actions { display: flex; align-items: center; gap: .75rem; }
.nav-toggle { display: inline-flex; width: 42px; height: 42px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 10px; }
.nav-toggle span, .nav-toggle::before, .nav-toggle::after { content: ""; display: block; width: 18px; height: 1.5px; background: var(--cream); position: relative; }
.nav-toggle::before { position: absolute; transform: translateY(-6px); }
.nav-toggle::after { position: absolute; transform: translateY(6px); }

.nav-mobile {
  position: fixed; inset: 0; z-index: 600; background: rgba(8,16,13,.98);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
  opacity: 0; pointer-events: none; transition: opacity .35s var(--ease-out);
}
.nav-mobile.is-open { opacity: 1; pointer-events: auto; }
.nav-mobile a { font-family: var(--serif); font-size: 1.6rem; color: var(--cream); }
.nav-mobile .btn { margin-top: 1rem; }
.nav-mobile-close { position: absolute; top: 1.5rem; right: 1.5rem; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 50%; }

@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-toggle { display: none; }
}

/* =============================================================
   7. Splash
   ============================================================= */
.splash {
  position: fixed; inset: 0; z-index: 9999; background: var(--bg);
  display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 1rem;
  transition: opacity .6s var(--ease-out), visibility .6s;
  animation: splashSafety .01s 4.5s forwards;
}
.splash-mark { width: 54px; height: 54px; animation: splashPulse 1.6s ease-in-out infinite; }
.splash-word { font-family: var(--mono); font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--cream-3); }
.splash.is-out { opacity: 0; visibility: hidden; pointer-events: none; }
@keyframes splashPulse { 0%,100% { opacity: .5; transform: scale(.94); } 50% { opacity: 1; transform: scale(1); } }
@keyframes splashSafety { to { opacity: 0; visibility: hidden; pointer-events: none; } }

/* =============================================================
   8. Hero
   ============================================================= */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  padding-top: calc(var(--nav-h) + 2rem); padding-bottom: 4rem; overflow: clip;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; object-position: center 60%; }
.hero-bg-tint {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10,21,18,.55) 0%, rgba(10,21,18,.35) 32%, rgba(10,21,18,.78) 78%, var(--bg) 100%),
    linear-gradient(100deg, rgba(10,21,18,.92) 0%, rgba(10,21,18,.55) 42%, rgba(10,21,18,.25) 68%);
}
.hero-mesh {
  position: absolute; inset: -20%; z-index: 1; opacity: .55; mix-blend-mode: screen; pointer-events: none;
  background:
    radial-gradient(38% 32% at 18% 22%, rgba(var(--accent-rgb),.35), transparent 70%),
    radial-gradient(30% 30% at 82% 68%, rgba(var(--blue-rgb),.4), transparent 70%);
  animation: meshDrift 26s ease-in-out infinite;
}
@keyframes meshDrift { 0%,100% { transform: rotate(0deg) scale(1); } 50% { transform: rotate(8deg) scale(1.12); } }
.hero-grain { position: absolute; inset: 0; z-index: 2; opacity: .05; mix-blend-mode: overlay; pointer-events: none;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="120" height="120"><filter id="n"><feTurbulence type="fractalNoise" baseFrequency="0.85" numOctaves="2" stitchTiles="stitch"/></filter><rect width="100%25" height="100%25" filter="url(%23n)"/></svg>'); }

.hero-inner { position: relative; z-index: 3; width: min(92%, var(--container)); margin-inline: auto; max-width: 780px; }
.hero-title { font-size: clamp(2.5rem, 6vw, 4.4rem); max-width: 15ch; margin-bottom: 1.4rem; }
.hero-title em { font-style: italic; color: var(--accent); }
.hero-sub { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--cream-2); max-width: 46ch; margin-bottom: 2.2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 3rem; }

.hero-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.4rem 2rem; max-width: 560px; padding-top: 2rem; border-top: 1px solid var(--line); }
.hero-stat-value { font-family: var(--mono); font-size: clamp(1.5rem, 2.6vw, 2rem); color: var(--cream); font-weight: 700; }
.hero-stat-value .unit { color: var(--accent); }
.hero-stat-label { font-size: .82rem; color: var(--cream-3); margin-top: .2rem; }

@media (min-width: 720px) { .hero-stats { grid-template-columns: repeat(4, 1fr); } }

.scroll-cue {
  position: absolute; left: 50%; bottom: 2rem; transform: translateX(-50%); z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: .5rem; color: var(--cream-3);
  font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase;
}
.scroll-cue-line { width: 1px; height: 34px; background: linear-gradient(var(--accent), transparent); animation: scrollCue 2.2s ease-in-out infinite; }
@keyframes scrollCue { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* =============================================================
   9. Advantages (bento)
   ============================================================= */
.advantages-grid { display: grid; grid-template-columns: 1fr; gap: 1.1rem; position: relative; z-index: 1; }
@media (min-width: 720px) { .advantages-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1180px) { .advantages-grid { grid-template-columns: repeat(3, 1fr); } }

.advantage-card {
  padding: 2rem; border-radius: var(--radius); background: var(--bg-3); border: 1px solid var(--line);
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .45s var(--ease-out);
  position: relative; overflow: clip;
}
.advantage-card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .45s var(--ease-out);
  background: radial-gradient(160px 160px at var(--mx,50%) var(--my,50%), rgba(var(--accent-rgb),.16), transparent 70%);
}
.advantage-card:hover { transform: translateY(-6px); border-color: rgba(var(--accent-rgb),.4); box-shadow: 0 24px 48px -20px rgba(0,0,0,.5); }
.advantage-card:hover::before { opacity: 1; }
.advantage-icon {
  width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(var(--accent-rgb),.18), rgba(var(--blue-rgb),.22));
  color: var(--accent); margin-bottom: 1.4rem;
}
.advantage-card h3 { font-size: 1.2rem; margin-bottom: .6rem; }
.advantage-card p { color: var(--cream-3); font-size: .96rem; }

/* =============================================================
   9.5. Photo gallery ("Installations that speak for themselves")
   ============================================================= */
.gallery-grid { display: grid; grid-template-columns: 1fr; gap: 1.2rem; position: relative; z-index: 1; }
@media (min-width: 720px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
.gallery-card {
  position: relative; border-radius: var(--radius); overflow: clip; aspect-ratio: 4 / 5;
  background: var(--bg-3);
}
.gallery-card img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease-out);
}
.gallery-card:hover img { transform: scale(1.06); }
.gallery-card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(6,12,10,.85) 100%);
  pointer-events: none;
}
.gallery-caption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 1;
  padding: 1.3rem 1.4rem; color: var(--cream);
}
.gallery-caption .label {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent); margin-bottom: .3rem; display: block;
}
.gallery-caption .text { font-size: 1rem; font-weight: 600; }

/* =============================================================
   9.6. Sustainability banner
   ============================================================= */
.sustain-banner {
  position: relative; border-radius: var(--radius); overflow: clip;
  min-height: 320px; display: flex; align-items: center; z-index: 1;
}
.sustain-banner picture, .sustain-banner img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0;
}
.sustain-banner::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(100deg, rgba(6,12,10,.92) 0%, rgba(6,12,10,.55) 45%, rgba(6,12,10,.15) 75%);
}
.sustain-inner { position: relative; z-index: 2; padding: clamp(2rem, 5vw, 3.5rem); max-width: 640px; }
.sustain-inner h3 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); color: var(--cream); }
.sustain-inner h3 em { color: var(--accent); font-style: italic; }
.sustain-inner p { margin-top: .9rem; color: var(--cream-2); font-size: 1.02rem; max-width: 44ch; }

/* =============================================================
   10. Steps (how it works)
   ============================================================= */
.steps-list { display: grid; grid-template-columns: 1fr; gap: 0; position: relative; z-index: 1; }
.step-row {
  display: grid; grid-template-columns: auto 1fr; gap: 1.6rem; padding-block: 2rem;
  border-top: 1px solid var(--line);
  align-items: start;
}
.steps-list .step-row:last-child { border-bottom: 1px solid var(--line); }
.step-num { font-family: var(--mono); font-size: 1rem; color: var(--accent); padding-top: .2rem; }
.step-row h3 { font-size: 1.35rem; margin-bottom: .5rem; }
.step-row p { color: var(--cream-3); max-width: 60ch; }

@media (min-width: 720px) {
  .step-row { grid-template-columns: 100px 1fr; }
}

/* =============================================================
   11. Calculator
   ============================================================= */
.calc-panel {
  position: relative; z-index: 1; background: var(--bg-3); border: 1px solid var(--line);
  border-radius: 24px; padding: clamp(1.5rem, 4vw, 3rem); overflow: clip;
}
.calc-progress { display: flex; gap: .5rem; margin-bottom: 2.2rem; }
.calc-progress-step { flex: 1; height: 4px; border-radius: 4px; background: var(--line); overflow: hidden; }
.calc-progress-step > i { display: block; height: 100%; width: 0%; background: var(--accent); transition: width .5s var(--ease-out); }
.calc-progress-step.is-done > i, .calc-progress-step.is-active > i { width: 100%; }

.calc-stage { display: none; }
.calc-stage.is-active { display: block; animation: calcIn .5s var(--ease-out); }
@keyframes calcIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.calc-stage h3 { font-size: 1.5rem; margin-bottom: .5rem; }
.calc-stage-hint { color: var(--cream-3); margin-bottom: 1.6rem; max-width: 60ch; }

.upload-zone {
  border: 1.5px dashed var(--line-2); border-radius: var(--radius); padding: 2.4rem 1.5rem;
  text-align: center; cursor: pointer; transition: border-color .3s var(--ease-out), background .3s var(--ease-out);
  display: flex; flex-direction: column; align-items: center; gap: .8rem;
}
.upload-zone:hover, .upload-zone.is-drag { border-color: var(--accent); background: rgba(var(--accent-rgb),.06); }
.upload-zone svg { color: var(--accent); }
.upload-zone strong { color: var(--cream); }
.upload-zone span { color: var(--cream-3); font-size: .85rem; }
.upload-preview { display: flex; align-items: center; gap: 1rem; margin-top: 1.2rem; padding: 1rem; border-radius: var(--radius-sm); background: rgba(238,243,238,.04); }
.upload-preview img { width: 56px; height: 56px; object-fit: cover; border-radius: 8px; }
.upload-preview .name { font-size: .88rem; color: var(--cream); }
.upload-preview .status { font-size: .78rem; color: var(--cream-3); }

.calc-extract-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem 1.4rem; margin-top: 1.6rem; }
.calc-extract-item { padding: 1rem 1.2rem; border-radius: var(--radius-sm); background: rgba(238,243,238,.03); border: 1px solid var(--line); }
.calc-extract-item .label { font-size: .74rem; text-transform: uppercase; letter-spacing: .06em; color: var(--cream-3); font-family: var(--mono); }
.calc-extract-item .value { font-size: 1.2rem; color: var(--cream); margin-top: .3rem; font-weight: 600; }

.calc-form-grid { display: grid; grid-template-columns: 1fr; gap: 1.1rem; }
@media (min-width: 640px) { .calc-form-grid { grid-template-columns: 1fr 1fr; } }
.calc-form-grid .span-2 { grid-column: 1 / -1; }

#calc-map {
  width: 100%; height: 380px; border-radius: var(--radius-sm); overflow: clip; margin-top: 1rem;
  border: 1px solid var(--line);
}
.calc-map-toolbar { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; align-items: center; }
.calc-map-note { font-size: .82rem; color: var(--cream-3); }
.panel-count-chip {
  display: inline-flex; align-items: center; gap: .5rem; font-family: var(--mono);
  background: rgba(var(--accent-rgb),.14); color: var(--accent); padding: .5rem 1rem; border-radius: 100px; font-size: .9rem;
}

.calc-results { display: grid; grid-template-columns: 1fr; gap: 1rem; margin-top: 1rem; }
@media (min-width: 760px) { .calc-results { grid-template-columns: repeat(3, 1fr); } }
.calc-result-card { padding: 1.6rem; border-radius: var(--radius-sm); background: rgba(238,243,238,.04); border: 1px solid var(--line); text-align: center; }
.calc-result-card .value { font-family: var(--mono); font-size: clamp(1.6rem, 3vw, 2.1rem); color: var(--accent); font-weight: 700; }
.calc-result-card .label { color: var(--cream-3); font-size: .85rem; margin-top: .4rem; }
.calc-disclaimer {
  margin-top: 1.6rem; padding: 1rem 1.2rem; border-radius: var(--radius-sm); background: rgba(var(--blue-rgb),.15);
  border: 1px solid rgba(var(--blue-rgb),.35); font-size: .84rem; color: var(--cream-2);
}

.calc-nav { display: flex; justify-content: space-between; gap: 1rem; margin-top: 2.2rem; }
.calc-error { color: var(--danger); font-size: .88rem; margin-top: 1rem; display: none; }
.calc-error.is-visible { display: block; }
.calc-loading { display: none; align-items: center; gap: .7rem; color: var(--cream-3); font-size: .9rem; margin-top: 1rem; }
.calc-loading.is-visible { display: flex; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line-2); border-top-color: var(--accent); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================================
   12. Testimonials
   ============================================================= */
.testimonials-track {
  display: grid; grid-template-columns: 1fr; gap: 1.3rem; position: relative; z-index: 1;
}
@media (min-width: 860px) { .testimonials-track { grid-template-columns: repeat(3, 1fr); } }
.testimonial-card {
  padding: 2rem; border-radius: var(--radius); background: var(--bg-3); border: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 1.2rem; position: relative;
}
.testimonial-stars { color: var(--gold); font-size: .95rem; letter-spacing: .1em; }
.testimonial-quote { font-family: var(--serif); font-style: italic; font-size: 1.12rem; color: var(--cream); line-height: 1.5; }
.testimonial-foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-top: auto; }
.testimonial-author { font-size: .9rem; color: var(--cream-2); font-weight: 600; }
.testimonial-loc { font-size: .8rem; color: var(--cream-3); }

/* =============================================================
   13. FAQ accordion
   ============================================================= */
.faq-list { position: relative; z-index: 1; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding-block: 1.5rem; text-align: left; font-family: var(--serif); font-size: 1.1rem; color: var(--cream);
}
.faq-q .plus { flex: none; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line-2); position: relative; transition: transform .4s var(--ease-out), border-color .4s var(--ease-out); }
.faq-q .plus::before, .faq-q .plus::after { content: ""; position: absolute; background: var(--cream); top: 50%; left: 50%; transform: translate(-50%,-50%); }
.faq-q .plus::before { width: 10px; height: 1.5px; }
.faq-q .plus::after { width: 1.5px; height: 10px; transition: opacity .3s var(--ease-out); }
.faq-item.is-open .plus { transform: rotate(135deg); border-color: var(--accent); }
.faq-item.is-open .plus::after { opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .45s var(--ease-out); }
.faq-a p { padding-bottom: 1.6rem; color: var(--cream-3); max-width: 68ch; }

/* =============================================================
   14. Contact
   ============================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; position: relative; z-index: 1; }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.15fr; } }
.contact-info-item { display: flex; gap: 1rem; padding-block: 1.2rem; border-top: 1px solid var(--line); }
.contact-info-item:last-child { border-bottom: 1px solid var(--line); }
.contact-info-item .ico { color: var(--accent); flex: none; }
.contact-info-item .label { font-size: .78rem; color: var(--cream-3); text-transform: uppercase; letter-spacing: .06em; font-family: var(--mono); }
.contact-info-item .val { color: var(--cream); margin-top: .2rem; }
.contact-form { padding: 2rem; border-radius: var(--radius); background: var(--bg-3); border: 1px solid var(--line); }
.contact-form-grid { display: grid; grid-template-columns: 1fr; gap: 1.1rem; }
@media (min-width: 560px) { .contact-form-grid { grid-template-columns: 1fr 1fr; } }
.contact-form-grid .span-2 { grid-column: 1 / -1; }
.form-success { display: none; text-align: center; padding: 2rem 1rem; }
.form-success.is-visible { display: block; }
.form-success svg { color: var(--accent); margin-inline: auto; margin-bottom: 1rem; }
.consent-line { font-size: .78rem; color: var(--cream-3); }
.consent-line a { color: var(--accent); text-decoration: underline; }

/* =============================================================
   15. Footer
   ============================================================= */
.footer { border-top: 1px solid var(--line); padding-block: 3rem; position: relative; z-index: 1; }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 2rem; margin-bottom: 2.5rem; }
.footer-brand p { color: var(--cream-3); max-width: 34ch; margin-top: .8rem; font-size: .92rem; }
.footer-cols { display: flex; flex-wrap: wrap; gap: 3rem; }
.footer-col h4 { font-family: var(--mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--cream-3); margin-bottom: 1rem; }
.footer-col a { display: block; color: var(--cream-2); font-size: .92rem; padding-block: .35rem; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 1.6rem; border-top: 1px solid var(--line); font-size: .8rem; color: var(--cream-3); }
.footer-credits a { color: var(--cream-3); text-decoration: underline; }

/* =============================================================
   16. AI Chat widget
   ============================================================= */
.chat-bubble {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 700;
  width: 62px; height: 62px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 14px 34px -8px rgba(var(--accent-rgb),.6);
  transition: transform .4s var(--ease-bounce);
}
.chat-bubble:hover { transform: scale(1.08); }
.chat-bubble .dot { position: absolute; top: -2px; right: -2px; width: 14px; height: 14px; border-radius: 50%; background: var(--gold); border: 2px solid var(--bg); }
.chat-panel {
  position: fixed; right: 1.4rem; bottom: 6rem; z-index: 700;
  width: min(92vw, 380px); height: min(70vh, 560px);
  background: var(--bg-3); border: 1px solid var(--line); border-radius: 20px;
  display: flex; flex-direction: column; overflow: clip;
  opacity: 0; transform: translateY(20px) scale(.97); pointer-events: none;
  transition: opacity .35s var(--ease-out), transform .35s var(--ease-out);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.6);
}
.chat-panel.is-open { opacity: 1; transform: none; pointer-events: auto; }
.chat-head { display: flex; align-items: center; gap: .7rem; padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); background: var(--bg-2); }
.chat-head .avatar { width: 36px; height: 36px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--blue)); display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-style: italic; color: var(--bg); font-weight: 700; }
.chat-head .name { font-weight: 600; color: var(--cream); font-size: .95rem; }
.chat-head .status { font-size: .74rem; color: var(--accent); }
.chat-head .close { margin-left: auto; width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line); display: flex; align-items: center; justify-content: center; }
.chat-body { flex: 1; overflow-y: auto; padding: 1rem 1.1rem; display: flex; flex-direction: column; gap: .8rem; }
.chat-msg { max-width: 85%; padding: .7rem .95rem; border-radius: 14px; font-size: .9rem; line-height: 1.45; }
.chat-msg.bot { align-self: flex-start; background: rgba(238,243,238,.06); color: var(--cream-2); border-bottom-left-radius: 4px; }
.chat-msg.user { align-self: flex-end; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #06120C; border-bottom-right-radius: 4px; }
.chat-suggestions { display: flex; flex-wrap: wrap; gap: .5rem; padding: 0 1.1rem 1rem; }
.chat-suggestion { font-size: .78rem; padding: .45rem .8rem; border-radius: 100px; border: 1px solid var(--line); color: var(--cream-3); }
.chat-suggestion:hover { border-color: var(--accent); color: var(--accent); }
.chat-typing { display: flex; gap: 4px; align-self: flex-start; padding: .7rem .95rem; }
.chat-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--cream-3); animation: typingBounce 1.2s ease-in-out infinite; }
.chat-typing span:nth-child(2) { animation-delay: .15s; }
.chat-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes typingBounce { 0%, 60%, 100% { transform: translateY(0); opacity: .5; } 30% { transform: translateY(-4px); opacity: 1; } }
.chat-input-row { display: flex; gap: .6rem; padding: 1rem; border-top: 1px solid var(--line); background: var(--bg-2); }
.chat-input-row input { flex: 1; padding: .75rem .95rem; border-radius: 100px; background: rgba(238,243,238,.05); border: 1px solid var(--line); color: var(--cream); }
.chat-input-row button { width: 42px; height: 42px; border-radius: 50%; background: var(--accent); color: #06120C; display: flex; align-items: center; justify-content: center; flex: none; }
.chat-input-row button[disabled] { opacity: .4; }

/* =============================================================
   17. Responsive
   ============================================================= */
@media (min-width: 540px) {}
@media (min-width: 720px) {}
@media (min-width: 960px) {}
@media (min-width: 1280px) { .hero-title { max-width: 17ch; } }

/* =============================================================
   18. Reduced motion — only intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-mesh { animation: none; }
  .scroll-cue-line { animation: none; }
  .splash-mark { animation: none; }
}