/* ============================================================
   MPS MEDIA WALLS — design system
   Fonts: Instrument Serif (display anchor) + Geist (support)
   Star of the show: the fireline — the glow of a linear fire
   ============================================================ */

:root {
  --bg: #0e0c0a;
  --bg-2: #151210;
  --bg-3: #1c1815;
  --card: #191512;
  --line: rgba(245, 236, 226, 0.09);
  --line-soft: rgba(245, 236, 226, 0.06);

  --ember: #ff7a2f;
  --ember-soft: #ffb15c;
  --ember-deep: #e05a14;
  --flame: linear-gradient(90deg, #ff5c1f 0%, #ff9a3d 45%, #ffc76b 100%);

  --text: #f6f0e9;
  --t-100: rgba(246, 240, 233, 1);
  --t-87: rgba(246, 240, 233, 0.87);
  --t-65: rgba(246, 240, 233, 0.65);
  --t-45: rgba(246, 240, 233, 0.45);

  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'Geist', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --maxw: 1180px;
  --radius: 14px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--t-87);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* film grain over everything, very quiet */
body::after {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 2000;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

h1, h2, h3, .serif {
  font-family: var(--serif);
  font-weight: 400;
  color: var(--t-100);
  letter-spacing: 0.005em;
  line-height: 1.08;
}
h1 { font-size: clamp(2.9rem, 7vw, 5.2rem); }
h2 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); }
h3 { font-size: 1.45rem; line-height: 1.2; }
h1 em, h2 em { font-style: italic; background: var(--flame); -webkit-background-clip: text; background-clip: text; color: transparent; }

p { color: var(--t-65); }
strong { color: var(--t-87); font-weight: 600; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.section { padding: 104px 0; position: relative; }
.section.tight { padding: 72px 0; }

/* slat texture — visual rhyme with the acoustic panels */
.slats {
  background-image: repeating-linear-gradient(
    90deg,
    rgba(246, 240, 233, 0.022) 0 2px,
    transparent 2px 18px
  );
}

.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--ember-soft);
  margin-bottom: 18px;
}
.kicker::before { content: ''; width: 26px; height: 2px; background: var(--flame); border-radius: 2px; }

/* ---------- the fireline (star of the show) ---------- */
.fireline {
  position: relative;
  height: 3px; border: 0; border-radius: 3px;
  background: var(--flame);
  width: 96px; margin: 30px 0;
}
.fireline::after {
  content: ''; position: absolute; inset: -14px -22px;
  background: radial-gradient(closest-side, rgba(255, 122, 47, 0.4), transparent 75%);
  filter: blur(6px);
}
.fireline.center { margin-left: auto; margin-right: auto; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px; border-radius: 999px;
  font-family: var(--sans); font-size: 0.95rem; font-weight: 600;
  letter-spacing: 0.01em; cursor: pointer; border: 1px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s;
  position: relative; overflow: hidden;
}
.btn-fire {
  background: var(--flame); color: #211107;
  box-shadow: 0 8px 28px rgba(255, 106, 31, 0.35);
}
.btn-fire:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(255, 106, 31, 0.5); }
.btn-fire::after { /* ember shimmer — rhyme */
  content: ''; position: absolute; left: 8%; right: 8%; bottom: 4px; height: 2px;
  background: rgba(255, 255, 255, 0.55); border-radius: 2px; filter: blur(1px);
}
.btn-ghost {
  background: rgba(246, 240, 233, 0.04); color: var(--t-87);
  border-color: var(--line);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(246, 240, 233, 0.09); transform: translateY(-2px); }
.btn-dark { background: #211107; color: var(--text); }
.btn-dark:hover { transform: translateY(-2px); background: #2e1a0b; }

/* ---------- nav (glass — depth rhyme) ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  background: rgba(14, 12, 10, 0.72);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 0 28px;
  height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.logo { display: flex; flex-direction: column; line-height: 1.05; }
.logo .l1 { font-family: var(--serif); font-size: 1.5rem; color: var(--t-100); }
.logo .l1 span { font-style: italic; background: var(--flame); -webkit-background-clip: text; background-clip: text; color: transparent; }
.logo .l2 { font-size: 0.6rem; letter-spacing: 0.34em; text-transform: uppercase; color: var(--t-45); margin-top: 3px; }
.nav-links { display: flex; gap: 30px; }
.nav-links a { font-size: 0.92rem; color: var(--t-65); transition: color 0.2s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--t-100); }
.nav-links a.active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px;
  background: var(--flame); border-radius: 2px;
}
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-phone { font-size: 0.92rem; font-weight: 600; color: var(--t-87); white-space: nowrap; }
.nav-phone span { color: var(--ember-soft); }
.nav-cta { padding: 11px 22px; font-size: 0.88rem; }
.hamburger { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--t-87); margin: 5px 0; border-radius: 2px; }
.mobile-menu {
  display: none; position: fixed; top: 74px; left: 0; right: 0; z-index: 890;
  background: rgba(14, 12, 10, 0.97); backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
  padding: 18px 28px 26px; flex-direction: column; gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 12px 0; font-size: 1.05rem; color: var(--t-87); border-bottom: 1px solid var(--line-soft); }
.mobile-menu .btn { margin-top: 14px; }

/* ---------- hero ---------- */
.hero {
  position: relative; min-height: 92vh;
  display: flex; align-items: center;
  padding: 150px 0 90px; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(14, 12, 10, 0.92) 0%, rgba(14, 12, 10, 0.62) 52%, rgba(14, 12, 10, 0.3) 100%),
    linear-gradient(to top, var(--bg) 0%, transparent 32%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero-content { max-width: 690px; }
.hero-content h1 { margin-bottom: 6px; }
.hero-sub { font-size: 1.14rem; color: var(--t-65); max-width: 540px; margin-top: 22px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 36px; }
.hero-trust { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 44px; }
.hero-trust div { font-size: 0.85rem; color: var(--t-65); display: flex; align-items: center; gap: 9px; }
.hero-trust div::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--ember); box-shadow: 0 0 8px var(--ember); flex-shrink: 0; }

/* ---------- included grid ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.card {
  background: linear-gradient(160deg, rgba(246, 240, 233, 0.045), rgba(246, 240, 233, 0.015));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 26px;
  backdrop-filter: blur(6px);
  transition: transform 0.3s var(--ease), border-color 0.3s;
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-5px); border-color: rgba(255, 122, 47, 0.35); }
.card:hover::before { opacity: 1; }
.card::before { /* ember top edge — rhyme */
  content: ''; position: absolute; top: 0; left: 18%; right: 18%; height: 2px;
  background: var(--flame); border-radius: 2px; opacity: 0; transition: opacity 0.3s;
}
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.94rem; }
.card.has-img { padding: 0 0 26px; }
.card.has-img .card-img { width: 100%; height: 175px; object-fit: cover; display: block; margin-bottom: 22px; }
.card.has-img h3, .card.has-img p { padding: 0 26px; }
.card.has-img h3 { font-size: 1.28rem; }
.card .ic { width: 40px; height: 40px; color: var(--ember-soft); margin-bottom: 18px; }
.card .ic svg { width: 100%; height: 100%; }

.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { margin-top: 16px; font-size: 1.05rem; }

/* ---------- pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  background: linear-gradient(170deg, var(--bg-3), var(--card));
  border: 1px solid var(--line); border-radius: 18px;
  padding: 38px 32px; position: relative; overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.price-card:hover { transform: translateY(-6px); border-color: rgba(255, 122, 47, 0.4); }
.price-card.featured { border-color: rgba(255, 122, 47, 0.45); }
.price-card.featured::after {
  content: 'Most popular'; position: absolute; top: 18px; right: 18px;
  font-size: 0.66rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  background: var(--flame); color: #211107; padding: 6px 12px; border-radius: 999px;
}
.price-card .fline { height: 2px; width: 54px; background: var(--flame); border-radius: 2px; margin: 0 0 22px; box-shadow: 0 0 14px rgba(255, 122, 47, 0.55); }
.price-card .size { font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--t-45); margin-bottom: 8px; }
.price-card h3 { font-size: 1.7rem; }
.price-card .price { font-family: var(--serif); font-size: 3.1rem; color: var(--t-100); margin: 18px 0 2px; }
.price-card .price small { font-size: 1rem; font-family: var(--sans); color: var(--t-45); }
.price-card .fitnote { font-size: 0.82rem; color: var(--t-45); margin-bottom: 20px; }
.price-card ul { margin: 8px 0 26px; }
.price-card ul li { font-size: 0.92rem; color: var(--t-65); padding: 7px 0 7px 26px; position: relative; border-bottom: 1px solid var(--line-soft); }
.price-card ul li:last-child { border-bottom: 0; }
.price-card ul li::before { content: '✓'; position: absolute; left: 2px; color: var(--ember-soft); font-weight: 700; }
.price-card .btn { margin-top: auto; }
.price-note { text-align: center; margin-top: 30px; font-size: 0.95rem; color: var(--t-65); }
.price-note strong { color: var(--ember-soft); }

/* ---------- gallery ---------- */
.g-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.g-grid a { position: relative; border-radius: 12px; overflow: hidden; display: block; aspect-ratio: 4/3; cursor: zoom-in; }
.g-grid a.tall { aspect-ratio: 3/4; }
.g-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.g-grid a:hover img { transform: scale(1.05); }
.g-grid a::after {
  content: ''; position: absolute; inset: 0; opacity: 0; transition: opacity 0.3s;
  background: linear-gradient(to top, rgba(255, 106, 31, 0.28), transparent 55%);
}
.g-grid a:hover::after { opacity: 1; }

/* lightbox */
.lb { position: fixed; inset: 0; z-index: 1500; background: rgba(10, 8, 6, 0.94); display: none; align-items: center; justify-content: center; }
.lb.open { display: flex; }
.lb img { max-width: 92vw; max-height: 86vh; border-radius: 10px; box-shadow: var(--shadow); }
.lb button {
  position: absolute; background: rgba(246, 240, 233, 0.08); color: var(--text);
  border: 1px solid var(--line); border-radius: 50%; width: 48px; height: 48px;
  font-size: 1.2rem; cursor: pointer; backdrop-filter: blur(8px); transition: background 0.2s;
}
.lb button:hover { background: rgba(255, 122, 47, 0.3); }
.lb .lb-close { top: 22px; right: 22px; }
.lb .lb-prev { left: 22px; top: 50%; transform: translateY(-50%); }
.lb .lb-next { right: 22px; top: 50%; transform: translateY(-50%); }
.lb .lb-cap { position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%); font-size: 0.85rem; color: var(--t-65); background: rgba(14,12,10,0.7); padding: 8px 18px; border-radius: 999px; backdrop-filter: blur(8px); max-width: 86vw; text-align: center; }

/* ---------- process ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; counter-reset: s; }
.step { position: relative; padding-top: 22px; }
.step::before { content: ''; position: absolute; top: 0; left: 0; width: 30px; height: 2px; background: var(--flame); border-radius: 2px; box-shadow: 0 0 12px rgba(255, 122, 47, 0.5); }
.step .n { font-family: var(--serif); font-size: 2.7rem; color: var(--ember-soft); line-height: 1; }
.step h3 { font-size: 1.25rem; margin: 12px 0 8px; }
.step p { font-size: 0.93rem; }

/* ---------- stats / trust band ---------- */
.band { border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); background: var(--bg-2); }
.band-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding: 44px 0; }
.band-item { flex: 1; min-width: 180px; }
.band-item .big { font-family: var(--serif); font-size: 2.4rem; color: var(--t-100); }
.band-item .big em { font-style: italic; background: var(--flame); -webkit-background-clip: text; background-clip: text; color: transparent; }
.band-item p { font-size: 0.88rem; margin-top: 4px; }

/* ---------- split section ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: center; }
.split .img-wrap { position: relative; border-radius: 18px; overflow: hidden; box-shadow: var(--shadow); }
.split .img-wrap::after { content: ''; position: absolute; inset: 0; box-shadow: inset 0 0 0 1px var(--line); border-radius: 18px; }
.split ul.ticks li { padding: 9px 0 9px 30px; position: relative; color: var(--t-65); border-bottom: 1px solid var(--line-soft); font-size: 0.97rem; }
.split ul.ticks li::before { content: '✓'; position: absolute; left: 0; color: var(--ember-soft); font-weight: 700; }

/* ---------- faq ---------- */
.faq { max-width: 780px; margin: 0 auto; }
.faq details {
  border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px;
  background: rgba(246, 240, 233, 0.025); overflow: hidden;
}
.faq summary {
  cursor: pointer; padding: 20px 24px; font-weight: 600; color: var(--t-87);
  list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-family: var(--serif); font-size: 1.5rem; color: var(--ember-soft); transition: transform 0.25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .a { padding: 0 24px 22px; color: var(--t-65); font-size: 0.96rem; }

/* ---------- areas ---------- */
.area-links { display: flex; flex-wrap: wrap; gap: 10px; }
.area-links a {
  padding: 10px 20px; border: 1px solid var(--line); border-radius: 999px;
  font-size: 0.9rem; color: var(--t-65); transition: all 0.25s;
  background: rgba(246, 240, 233, 0.03);
}
.area-links a:hover { color: var(--t-100); border-color: rgba(255, 122, 47, 0.5); background: rgba(255, 122, 47, 0.08); }

/* ---------- CTA banner ---------- */
.cta-banner { position: relative; overflow: hidden; background: var(--bg-2); border-top: 1px solid var(--line-soft); }
.cta-banner .glow {
  position: absolute; left: 50%; bottom: -140px; transform: translateX(-50%);
  width: 720px; height: 260px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255, 106, 31, 0.28), transparent 72%);
  filter: blur(30px); pointer-events: none;
}
.cta-inner { position: relative; text-align: center; padding: 96px 28px; max-width: 760px; margin: 0 auto; }
.cta-inner h2 { margin-bottom: 14px; }
.cta-inner p { font-size: 1.08rem; margin-bottom: 34px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line-soft); background: #0b0908; padding: 70px 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 44px; margin-bottom: 48px; }
.footer h4 { font-size: 0.76rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--t-45); margin-bottom: 18px; font-weight: 600; }
.footer a, .footer p { display: block; font-size: 0.93rem; color: var(--t-65); margin-bottom: 10px; }
.footer a:hover { color: var(--ember-soft); }
.footer .brand p { max-width: 300px; margin-top: 14px; }
.footer-bottom {
  border-top: 1px solid var(--line-soft); padding-top: 26px;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
  font-size: 0.8rem; color: var(--t-45);
}

/* ---------- page hero (interior pages) ---------- */
.page-hero { padding: 168px 0 72px; position: relative; overflow: hidden; }
.page-hero .glow {
  position: absolute; top: -180px; right: -120px; width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(255, 106, 31, 0.14), transparent 70%);
  filter: blur(20px); pointer-events: none;
}
.page-hero h1 { font-size: clamp(2.5rem, 5.5vw, 4rem); max-width: 850px; }
.page-hero .lede { font-size: 1.12rem; max-width: 640px; margin-top: 20px; }

/* ---------- chat widget ---------- */
.chat-fab {
  position: fixed; right: 22px; bottom: 22px; z-index: 1200;
  width: 62px; height: 62px; border-radius: 50%; border: 0; cursor: pointer;
  background: var(--flame); color: #211107;
  box-shadow: 0 10px 30px rgba(255, 106, 31, 0.45);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.25s var(--ease);
}
.chat-fab:hover { transform: scale(1.07); }
.chat-fab svg { width: 28px; height: 28px; }
.chat-fab .dot {
  position: absolute; top: 4px; right: 4px; width: 13px; height: 13px; border-radius: 50%;
  background: #fff; border: 2px solid var(--ember-deep);
}
.chat-panel {
  position: fixed; right: 22px; bottom: 98px; z-index: 1200;
  width: min(390px, calc(100vw - 32px));
  height: min(600px, calc(100vh - 130px));
  border-radius: 18px; overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: none; flex-direction: column;
}
.chat-panel.open { display: flex; }
.chat-head {
  padding: 18px 20px; display: flex; align-items: center; gap: 13px;
  background: linear-gradient(160deg, #241a10, #17110c);
  border-bottom: 1px solid var(--line-soft); position: relative;
}
.chat-head::after { content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--flame); opacity: 0.8; }
.chat-head .avatar {
  width: 40px; height: 40px; border-radius: 50%; background: var(--flame);
  display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-style: italic; color: #211107; font-size: 1.15rem; flex-shrink: 0;
}
.chat-head .t1 { font-weight: 600; color: var(--t-100); font-size: 0.98rem; }
.chat-head .t2 { font-size: 0.78rem; color: var(--t-45); }
.chat-head .chat-close { margin-left: auto; background: none; border: 0; color: var(--t-45); font-size: 1.4rem; cursor: pointer; }
.chat-body { flex: 1; overflow-y: auto; padding: 20px 16px; display: flex; flex-direction: column; gap: 10px; }
.msg { max-width: 86%; padding: 12px 16px; border-radius: 16px; font-size: 0.92rem; line-height: 1.5; animation: msgin 0.3s var(--ease); }
@keyframes msgin { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.msg.bot { background: rgba(246, 240, 233, 0.06); border: 1px solid var(--line-soft); color: var(--t-87); border-bottom-left-radius: 5px; align-self: flex-start; }
.msg.bot a { color: var(--ember-soft); text-decoration: underline; }
.msg.user { background: linear-gradient(135deg, #ff6a1f, #ff9a3d); color: #211107; font-weight: 500; border-bottom-right-radius: 5px; align-self: flex-end; }
.chat-quick { display: flex; flex-wrap: wrap; gap: 8px; align-self: flex-start; max-width: 95%; }
.chat-quick button {
  padding: 9px 16px; border-radius: 999px; border: 1px solid rgba(255, 122, 47, 0.45);
  background: rgba(255, 122, 47, 0.08); color: var(--t-87); font-size: 0.86rem; cursor: pointer;
  transition: background 0.2s; font-family: var(--sans);
}
.chat-quick button:hover { background: rgba(255, 122, 47, 0.22); }
.chat-input { display: flex; gap: 8px; padding: 14px; border-top: 1px solid var(--line-soft); background: var(--bg-3); }
.chat-input input[type="text"], .chat-input input[type="tel"], .chat-input input[type="email"] {
  flex: 1; background: rgba(246, 240, 233, 0.05); border: 1px solid var(--line);
  border-radius: 999px; padding: 12px 18px; color: var(--text); font-size: 0.92rem; outline: none; font-family: var(--sans);
}
.chat-input input:focus { border-color: rgba(255, 122, 47, 0.55); }
.chat-input button {
  width: 46px; height: 46px; border-radius: 50%; border: 0; background: var(--flame);
  color: #211107; cursor: pointer; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.chat-file-label {
  display: inline-flex; align-items: center; gap: 8px; padding: 11px 18px; border-radius: 999px;
  border: 1px dashed rgba(255, 122, 47, 0.55); color: var(--t-87); font-size: 0.88rem; cursor: pointer;
  background: rgba(255, 122, 47, 0.06);
}
.chat-file-label:hover { background: rgba(255, 122, 47, 0.14); }
.typing { display: inline-flex; gap: 4px; padding: 14px 18px; }
.typing i { width: 7px; height: 7px; border-radius: 50%; background: var(--t-45); animation: tp 1s infinite; }
.typing i:nth-child(2) { animation-delay: 0.15s; }
.typing i:nth-child(3) { animation-delay: 0.3s; }
@keyframes tp { 0%, 60%, 100% { transform: none; opacity: 0.5; } 30% { transform: translateY(-5px); opacity: 1; } }

/* reveal on scroll */
.rv { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.rv.in { opacity: 1; transform: none; }

/* whatsapp fab secondary */
.wa-fab {
  position: fixed; right: 30px; bottom: 96px; z-index: 1190;
  width: 46px; height: 46px; border-radius: 50%;
  background: #1eba57; color: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4); transition: transform 0.2s;
}
.wa-fab:hover { transform: scale(1.08); }
.wa-fab svg { width: 24px; height: 24px; }
body.chat-open .wa-fab { display: none; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .grid-4, .steps { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .price-grid { grid-template-columns: 1fr; max-width: 520px; margin-left: auto; margin-right: auto; }
  .g-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links, .nav-phone { display: none; }
  .hamburger { display: block; }
}
@media (max-width: 560px) {
  .grid-4, .steps, .g-grid { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
  .hero { min-height: 86vh; padding-top: 120px; }
  .band-inner { flex-direction: column; gap: 22px; }
  .footer-grid { grid-template-columns: 1fr; }
  .wa-fab { display: none; }
}