/* ═══════════════════════════════════════════════════════════
   ZAI Management Pro — design system
   Vibe: Ethereal Glass, gold on OLED black
   Layout: Editorial Split hero -> Asymmetrical Bento
   ═══════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Ground — deepest blacks, layered so surfaces read as physical */
  --void:      #050505;
  --coal:      #0A0A0C;
  --graphite:  #101013;
  --slate:     #17171B;

  /* Gold — a real metallic ramp, not one flat yellow */
  --gold-lt:   #F6E7B6;
  --gold:      #D9BC72;
  --gold-core: #C39B45;
  --gold-dp:   #8A6A28;
  --gold-metal: linear-gradient(135deg, #F6E7B6 0%, #C39B45 42%, #8A6A28 78%, #E3CD8C 100%);

  /* Text */
  --bone:      #F4F2EC;
  --ash:       #A5A29B;
  --ash-dim:   #6E6C67;

  /* Hairlines — never a solid grey border */
  --line:      rgba(244, 242, 236, 0.09);
  --line-2:    rgba(244, 242, 236, 0.055);
  --gold-line: rgba(217, 188, 114, 0.26);

  --wa:        #1FAF54;

  --wrap: 1240px;
  --gut: 22px;

  /* Squircle radii — concentric for the double-bezel */
  --r-shell: 2rem;
  --r-core:  calc(2rem - 0.4rem);
  --r-pill:  999px;

  /* Real-world mass */
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-soft: cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  font-family: 'Satoshi', ui-sans-serif, system-ui, sans-serif;
  background: var(--void);
  color: var(--bone);
  font-size: 16.5px;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'ss01' 1;
}

img { display: block; max-width: 100%; }
a { color: inherit; }

/* An inline <svg> with only a viewBox falls back to 300x150px and shreds the
   layout. Every icon gets a size here; component rules override it. */
svg { width: 1rem; height: 1rem; flex-shrink: 0; }

h1, h2, h3, h4 {
  font-family: 'Clash Display', 'Satoshi', ui-sans-serif, sans-serif;
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.04;
  text-wrap: balance;
}

.wrap { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

/* Macro-whitespace — the layout must breathe */
section { padding-block: clamp(6rem, 11vw, 11rem); }
.sec-tight { padding-block: clamp(4.5rem, 7vw, 7rem); }

/* ── Ambient gold mesh + film grain ───────────────────────── */
.atmosphere {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(58rem 42rem at 78% -8%, rgba(195, 155, 69, 0.16), transparent 62%),
    radial-gradient(46rem 40rem at 4% 22%, rgba(217, 188, 114, 0.075), transparent 60%),
    radial-gradient(52rem 44rem at 62% 108%, rgba(138, 106, 40, 0.13), transparent 62%);
}
/* Grain lives on a fixed layer so it never repaints while scrolling */
.grain {
  position: fixed; inset: 0; z-index: 1; pointer-events: none; opacity: 0.032;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}
.page { position: relative; z-index: 2; }

/* ── Type scale ───────────────────────────────────────────── */
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.55rem;
  border-radius: var(--r-pill);
  padding: 0.4rem 0.85rem;
  font-size: 10px; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--gold);
  background: rgba(217, 188, 114, 0.07);
  border: 1px solid var(--gold-line);
}
.eyebrow::before {
  content: ''; width: 4px; height: 4px; border-radius: 50%;
  background: var(--gold); flex-shrink: 0;
}

.h-hero { font-size: clamp(3rem, 8.2vw, 7rem); letter-spacing: -0.045em; line-height: 0.94; }
.h-sec  { font-size: clamp(2.1rem, 4.6vw, 3.9rem); }
.h-card { font-size: clamp(1.15rem, 1.7vw, 1.45rem); letter-spacing: -0.025em; }

.gold-text {
  background: var(--gold-metal);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.lede { font-size: clamp(1rem, 1.25vw, 1.15rem); color: var(--ash); max-width: 56ch; line-height: 1.75; }
.sec-head { max-width: 62ch; margin-bottom: clamp(3rem, 5vw, 4.5rem); }
.sec-head .eyebrow { margin-bottom: 1.5rem; }
.sec-head .h-sec { margin-bottom: 1.25rem; }

/* ── Double-bezel: outer shell + inner core ───────────────── */
.shell {
  background: rgba(244, 242, 236, 0.028);
  border: 1px solid var(--line-2);
  border-radius: var(--r-shell);
  padding: 6px;
}
.core {
  background: linear-gradient(168deg, var(--graphite) 0%, var(--coal) 100%);
  border-radius: var(--r-core);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.055);
  height: 100%;
  position: relative;
  overflow: hidden;
}

/* ── Buttons: island pill + nested icon ───────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 0.7rem;
  border: none; cursor: pointer; text-decoration: none;
  border-radius: var(--r-pill);
  padding: 0.72rem 0.72rem 0.72rem 1.5rem;
  font-family: 'Satoshi', sans-serif;
  font-size: 0.94rem; font-weight: 600; letter-spacing: -0.005em;
  transition: transform 0.5s var(--ease), background 0.5s var(--ease), color 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.btn:active { transform: scale(0.978); }
.btn:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* The trailing icon is never naked — it lives in its own circle */
.btn .knob {
  width: 2rem; height: 2rem; border-radius: 50%;
  display: grid; place-items: center; flex-shrink: 0;
  transition: transform 0.5s var(--ease), background 0.5s var(--ease);
}
.btn:hover .knob { transform: translate(3px, -1px) scale(1.06); }
.btn .knob svg { width: 13px; height: 13px; }

.btn-gold {
  background: var(--gold-metal);
  color: #14100A;
  box-shadow: 0 10px 34px -14px rgba(195, 155, 69, 0.7);
}
.btn-gold:hover { box-shadow: 0 16px 44px -14px rgba(195, 155, 69, 0.85); }
.btn-gold .knob { background: rgba(20, 16, 10, 0.14); }

.btn-ghost {
  background: rgba(244, 242, 236, 0.045);
  color: var(--bone);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: rgba(244, 242, 236, 0.085); }
.btn-ghost .knob { background: rgba(244, 242, 236, 0.09); }

.btn-wa { background: var(--wa); color: #fff; box-shadow: 0 10px 30px -14px rgba(31, 175, 84, 0.8); }
.btn-wa .knob { background: rgba(0, 0, 0, 0.16); }

.btn-sm { padding: 0.55rem 0.55rem 0.55rem 1.15rem; font-size: 0.86rem; }
.btn-sm .knob { width: 1.65rem; height: 1.65rem; }

/* ── Floating glass pill nav ──────────────────────────────── */
.nav-wrap { position: sticky; top: 0; z-index: 60; padding-top: 1.4rem; }
.nav {
  margin-inline: auto; width: max-content; max-width: calc(100% - 2 * var(--gut));
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.5rem 0.5rem 0.5rem 1.35rem;
  border-radius: var(--r-pill);
  background: rgba(10, 10, 12, 0.72);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  backdrop-filter: blur(22px) saturate(150%);
  border: 1px solid var(--line);
  box-shadow: 0 20px 50px -24px rgba(0, 0, 0, 0.95), inset 0 1px 0 rgba(255,255,255,0.05);
}
.brand { display: flex; align-items: center; gap: 0.6rem; text-decoration: none; margin-right: 0.6rem; }
.brand > span { display: flex; flex-direction: column; }
.brand-mark {
  display: block;
  font-family: 'Clash Display', sans-serif; font-weight: 600;
  font-size: 1.18rem; letter-spacing: 0.02em; line-height: 1;
}
.brand-sub {
  display: block; white-space: nowrap;
  font-size: 8.5px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--ash-dim); line-height: 1; margin-top: 4px;
}
.nav-links { display: flex; align-items: center; gap: 0.15rem; }
.nav-links a {
  font-size: 0.86rem; font-weight: 500; color: var(--ash);
  text-decoration: none; padding: 0.55rem 0.85rem; border-radius: var(--r-pill);
  transition: color 0.4s var(--ease), background 0.4s var(--ease);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--bone); background: rgba(244,242,236,0.055); }
.nav-links a.on { color: var(--gold); background: rgba(217,188,114,0.09); }

/* Hamburger that morphs into an X */
.burger {
  display: none; position: relative; width: 2.6rem; height: 2.6rem;
  border-radius: 50%; border: 1px solid var(--line);
  background: rgba(244,242,236,0.045); cursor: pointer;
}
.burger span {
  position: absolute; left: 50%; width: 15px; height: 1.5px;
  background: var(--bone); border-radius: 2px;
  transition: transform 0.55s var(--ease), opacity 0.3s var(--ease);
}
.burger span:nth-child(1) { transform: translate(-50%, -4px); }
.burger span:nth-child(2) { transform: translate(-50%, 4px); }
.burger.open span:nth-child(1) { transform: translate(-50%, 0) rotate(45deg); }
.burger.open span:nth-child(2) { transform: translate(-50%, 0) rotate(-45deg); }

/* Screen-filling menu with staggered mask reveal */
.sheet {
  position: fixed; inset: 0; z-index: 55;
  background: rgba(5, 5, 5, 0.86);
  -webkit-backdrop-filter: blur(34px); backdrop-filter: blur(34px);
  display: flex; flex-direction: column; justify-content: center;
  padding: 7rem var(--gut) 2.5rem;
  overflow-y: auto; overscroll-behavior: contain;
  opacity: 0; visibility: hidden;
  transition: opacity 0.5s var(--ease), visibility 0.5s var(--ease);
}
.sheet.open { opacity: 1; visibility: visible; }
.sheet nav { display: flex; flex-direction: column; gap: 0.1rem; }
.sheet a {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(1.45rem, 6vw, 2.4rem); font-weight: 500;
  letter-spacing: -0.035em; color: var(--bone); text-decoration: none;
  padding: 0.3rem 0;
  opacity: 0; transform: translateY(2.5rem);
  transition: opacity 0.6s var(--ease), transform 0.7s var(--ease), color 0.4s var(--ease);
}
.sheet.open a { opacity: 1; transform: translateY(0); }
/* Links do not appear together — each is unmasked a beat after the last */
.sheet.open a:nth-child(1) { transition-delay: 0.06s; }
.sheet.open a:nth-child(2) { transition-delay: 0.11s; }
.sheet.open a:nth-child(3) { transition-delay: 0.16s; }
.sheet.open a:nth-child(4) { transition-delay: 0.21s; }
.sheet.open a:nth-child(5) { transition-delay: 0.26s; }
.sheet.open a:nth-child(6) { transition-delay: 0.31s; }
.sheet.open a:nth-child(7) { transition-delay: 0.36s; }
.sheet.open a:nth-child(8) { transition-delay: 0.41s; }
.sheet a:active { color: var(--gold); }
.sheet-foot { margin-top: 2rem; display: flex; flex-direction: column; gap: 0.8rem; }
.sheet-foot .btn { width: 100%; justify-content: space-between; }

/* ── Hero: Editorial Split ────────────────────────────────── */
.hero { padding-block: clamp(4.5rem, 9vw, 8rem) clamp(5rem, 9vw, 8.5rem); }
.hero-grid { display: grid; grid-template-columns: 1.08fr 0.92fr; gap: clamp(2.5rem, 5vw, 5rem); align-items: center; }
.hero h1 { margin: 1.6rem 0 1.7rem; }
.hero .lede { margin-bottom: 2.4rem; }
.hero-cta { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 3.2rem; }
.hero-meta { display: flex; gap: 2.4rem; flex-wrap: wrap; padding-top: 2rem; border-top: 1px solid var(--line-2); }
.hero-meta div strong {
  display: block; font-family: 'Clash Display', sans-serif;
  font-size: 1.45rem; font-weight: 600; letter-spacing: -0.03em; line-height: 1;
}
.hero-meta div span { display: block; font-size: 0.78rem; color: var(--ash-dim); margin-top: 0.4rem; letter-spacing: 0.02em; }

/* Stacked division cards on the hero's right — Z-axis cascade */
.stack { display: grid; gap: 0.8rem; }
.stack-item {
  display: flex; align-items: center; gap: 1rem;
  padding: 1.15rem 1.3rem;
  border-radius: 1.15rem;
  background: linear-gradient(150deg, rgba(244,242,236,0.055), rgba(244,242,236,0.018));
  border: 1px solid var(--line-2);
  text-decoration: none;
  transition: transform 0.6s var(--ease), border-color 0.6s var(--ease), background 0.6s var(--ease);
}
.stack-item:hover { transform: translateX(6px); border-color: var(--gold-line); background: linear-gradient(150deg, rgba(217,188,114,0.08), rgba(244,242,236,0.02)); }
.stack-ico {
  width: 2.6rem; height: 2.6rem; border-radius: 0.8rem; flex-shrink: 0;
  display: grid; place-items: center;
  background: rgba(217,188,114,0.1); border: 1px solid var(--gold-line);
}
.stack-ico svg { width: 1.05rem; height: 1.05rem; stroke: var(--gold); }
.stack-item strong { display: block; font-size: 0.95rem; font-weight: 600; letter-spacing: -0.015em; }
.stack-item span { display: block; font-size: 0.78rem; color: var(--ash-dim); margin-top: 1px; }
.stack-arrow { margin-left: auto; color: var(--ash-dim); flex-shrink: 0; transition: transform 0.5s var(--ease), color 0.5s var(--ease); }
.stack-item:hover .stack-arrow { transform: translateX(3px); color: var(--gold); }

/* ── Marquee credibility strip ────────────────────────────── */
.strip { border-block: 1px solid var(--line-2); background: rgba(244,242,236,0.014); }
.strip-in { display: flex; align-items: center; justify-content: center; gap: clamp(1.6rem, 4vw, 3.6rem); flex-wrap: wrap; padding-block: 1.6rem; }
.strip-item { display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.82rem; color: var(--ash); letter-spacing: 0.01em; white-space: nowrap; }
.strip-item svg { width: 0.95rem; height: 0.95rem; stroke: var(--gold); }

/* ── Asymmetrical bento ───────────────────────────────────── */
.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1rem; }
.bento > * { grid-column: span 4; }
.bento > .quarter { grid-column: span 3; }
.bento > .wide { grid-column: span 8; }
.bento > .half { grid-column: span 6; }
.bento > .full { grid-column: span 12; }

.svc { display: block; text-decoration: none; height: 100%; }
.svc .core { padding: clamp(1.7rem, 2.4vw, 2.3rem); display: flex; flex-direction: column; }
.svc .core::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(22rem 16rem at 82% -14%, rgba(217,188,114,0.16), transparent 66%);
  opacity: 0; transition: opacity 0.7s var(--ease);
}
.svc:hover .core::after { opacity: 1; }
.svc-ico {
  width: 3rem; height: 3rem; border-radius: 0.95rem; margin-bottom: 1.5rem;
  display: grid; place-items: center; flex-shrink: 0;
  background: rgba(217,188,114,0.085); border: 1px solid var(--gold-line);
}
.svc-ico svg { width: 1.2rem; height: 1.2rem; stroke: var(--gold); }
.svc h3 { margin-bottom: 0.65rem; }
.svc p { font-size: 0.92rem; color: var(--ash); line-height: 1.68; margin-bottom: 1.4rem; }
.svc ul { list-style: none; display: grid; gap: 0.55rem; margin-bottom: 1.6rem; }
.svc li { display: flex; gap: 0.65rem; align-items: flex-start; font-size: 0.89rem; color: var(--ash); }
.svc li::before { content: ''; width: 4px; height: 4px; border-radius: 50%; background: var(--gold-core); flex-shrink: 0; margin-top: 0.62rem; }
.svc-more {
  margin-top: auto; display: inline-flex; align-items: center; gap: 0.45rem;
  font-size: 0.85rem; font-weight: 600; color: var(--gold);
  transition: gap 0.5s var(--ease);
}
.svc:hover .svc-more { gap: 0.8rem; }
.svc-more svg { width: 0.85rem; height: 0.85rem; }
.stack-arrow svg { width: 1rem; height: 1rem; }

/* ── Feature split ────────────────────────────────────────── */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 5vw, 5rem); align-items: center; }
.split.flip .split-media { order: 2; }
.checks { list-style: none; display: grid; gap: 0.9rem; margin: 2rem 0 2.6rem; }
.checks li { display: flex; gap: 0.9rem; align-items: flex-start; font-size: 0.95rem; color: var(--ash); line-height: 1.6; }
.checks .tick {
  width: 1.4rem; height: 1.4rem; border-radius: 50%; flex-shrink: 0; margin-top: 0.14rem;
  display: grid; place-items: center; background: rgba(217,188,114,0.12); border: 1px solid var(--gold-line);
}
.checks .tick svg { width: 0.65rem; height: 0.65rem; stroke: var(--gold); }

/* ── Price list ───────────────────────────────────────────── */
.price-rows { display: grid; }
.price-row {
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1.25rem clamp(1.3rem, 2.2vw, 2rem);
  border-bottom: 1px solid var(--line-2);
  transition: background 0.5s var(--ease);
}
.price-row:last-child { border-bottom: none; }
.price-row:hover { background: rgba(217,188,114,0.045); }
.price-row .nm { font-size: 1rem; font-weight: 500; }
.price-row .nm span { display: block; font-size: 0.79rem; color: var(--ash-dim); margin-top: 2px; font-weight: 400; }
.price-row .amt {
  font-family: 'Clash Display', sans-serif; font-size: 1.32rem; font-weight: 600;
  letter-spacing: -0.03em; flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* ── Process steps ────────────────────────────────────────── */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.step .core { padding: 1.8rem 1.6rem; }
.step-n {
  font-family: 'Clash Display', sans-serif; font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.14em; color: var(--gold); margin-bottom: 1.1rem;
}
.step h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.step p { font-size: 0.87rem; color: var(--ash); line-height: 1.65; }

/* Compact 2x2 inside a card — never auto-fit, which drifts to 3+1 */
.mini-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.9rem; }
.mini-grid .core { padding: 1.4rem; }
.mini-grid h3 { font-size: 0.98rem; margin-bottom: 0.35rem; }
.mini-grid p { font-size: 0.83rem; color: var(--ash); line-height: 1.6; }
.mini-grid .step-n { margin-bottom: 0.85rem; }

/* ── CTA band ─────────────────────────────────────────────── */
.cta-core { padding: clamp(3rem, 6vw, 5.5rem) clamp(1.6rem, 4vw, 4rem); text-align: center; }
.cta-core::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(40rem 22rem at 50% -20%, rgba(217,188,114,0.2), transparent 66%);
}
.cta-core > * { position: relative; }
.cta-core .lede { margin: 1.2rem auto 2.4rem; }
.cta-btns { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

/* ── Page header (inner pages) ────────────────────────────── */
.phead { padding-block: clamp(3.5rem, 7vw, 6rem) clamp(2.5rem, 4vw, 3.5rem); }
.crumb { display: flex; align-items: center; gap: 0.5rem; font-size: 0.78rem; color: var(--ash-dim); margin-bottom: 1.6rem; flex-wrap: wrap; }
.crumb a { color: var(--ash); text-decoration: none; }
.crumb a:hover { color: var(--gold); }
.phead h1 { font-size: clamp(2.4rem, 5.6vw, 4.4rem); margin-bottom: 1.3rem; }

/* ── Footer ───────────────────────────────────────────────── */
/* Bottom padding clears the fixed WhatsApp button so it never covers the footer bar */
footer { border-top: 1px solid var(--line-2); padding-block: clamp(3.5rem, 6vw, 5rem) 6rem; margin-top: clamp(3rem, 6vw, 5rem); }
.f-grid { display: grid; grid-template-columns: 1.9fr 1fr 1fr 1.3fr; gap: 2.8rem; padding-bottom: 3rem; }
.f-brand .brand-mark { font-size: 1.5rem; }
.f-about { font-size: 0.87rem; color: var(--ash); line-height: 1.75; margin: 1.2rem 0 1.6rem; max-width: 38ch; }
.f-h { font-size: 10px; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--ash-dim); margin-bottom: 1.2rem; }
.f-links { list-style: none; display: grid; gap: 0.7rem; }
.f-links a { font-size: 0.87rem; color: var(--ash); text-decoration: none; transition: color 0.4s var(--ease); }
.f-links a:hover { color: var(--gold); }
.f-c { display: grid; gap: 0.9rem; }
.f-c a, .f-c div { display: flex; gap: 0.7rem; align-items: flex-start; text-decoration: none; min-width: 0; }
.f-c svg { width: 0.95rem; height: 0.95rem; stroke: var(--gold); margin-top: 4px; }
.f-c > a > span, .f-c > div > span { min-width: 0; }
.f-c strong { display: block; font-size: 0.87rem; font-weight: 500; overflow-wrap: anywhere; }
.f-c span { font-size: 0.76rem; color: var(--ash-dim); }
.f-c a:hover strong { color: var(--gold); }
.f-bar a { text-decoration: none; transition: color 0.4s var(--ease); }
.f-bar a:hover, .f-bar a:focus-visible { color: var(--gold); }
.f-bar { border-top: 1px solid var(--line-2); padding-top: 1.6rem; display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; font-size: 0.75rem; color: var(--ash-dim); }
.bee {
  display: inline-flex; align-items: center; gap: 0.5rem;
  border: 1px solid var(--gold-line); border-radius: var(--r-pill);
  padding: 0.35rem 0.8rem; font-size: 0.72rem; color: var(--gold); letter-spacing: 0.03em;
}
.bee svg { width: 0.8rem; height: 0.8rem; stroke: var(--gold); }

/* ── Floating WhatsApp ────────────────────────────────────── */
.fab {
  position: fixed; right: 1.4rem; bottom: 1.4rem; z-index: 50;
  width: 3.4rem; height: 3.4rem; border-radius: 50%;
  background: var(--wa); display: grid; place-items: center;
  box-shadow: 0 14px 36px -10px rgba(31,175,84,0.7);
  transition: transform 0.5s var(--ease), opacity 0.4s var(--ease);
}
.fab:hover { transform: scale(1.07) translateY(-2px); }
.fab svg { width: 1.55rem; height: 1.55rem; fill: #fff; }
/* The open menu has its own WhatsApp CTA — two would collide */
body.menu-open .fab { opacity: 0; pointer-events: none; transform: scale(0.8); }

/* ── Scroll entry: heavy fade-up with defocus ─────────────── */
.rise { opacity: 0; transform: translateY(3.5rem); filter: blur(9px); }
.rise.in {
  opacity: 1; transform: none; filter: blur(0);
  transition: opacity 0.85s var(--ease-soft), transform 0.95s var(--ease-soft), filter 0.85s var(--ease-soft);
}
.rise.d1.in { transition-delay: 0.07s; }
.rise.d2.in { transition-delay: 0.14s; }
.rise.d3.in { transition-delay: 0.21s; }
.rise.d4.in { transition-delay: 0.28s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .rise { opacity: 1; transform: none; filter: none; }
  html { scroll-behavior: auto; }
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 1080px) {
  .bento > *, .bento > .quarter { grid-column: span 6; }
  .bento > .wide, .bento > .full { grid-column: span 12; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .f-grid { grid-template-columns: 1fr 1fr; gap: 2.2rem; }
}

@media (max-width: 860px) {
  .nav-links, .nav > .btn { display: none; }
  .burger { display: block; }
  .nav { width: 100%; justify-content: space-between; padding-right: 0.5rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
  .split { grid-template-columns: 1fr; gap: 2.5rem; }
  .split.flip .split-media { order: 0; }
}

@media (max-width: 620px) {
  :root { --gut: 18px; --r-shell: 1.6rem; --r-core: calc(1.6rem - 0.35rem); }
  .bento > *, .bento > .quarter { grid-column: span 12; }
  .steps, .mini-grid { grid-template-columns: 1fr; }
  .f-grid { grid-template-columns: 1fr; }
  .hero-cta .btn, .cta-btns .btn { width: 100%; justify-content: space-between; }
  .hero-meta { gap: 1.6rem; }
  .price-row { flex-direction: column; align-items: flex-start; gap: 0.35rem; }
  .fab { right: 1rem; bottom: 1rem; }
}