/* =====================================================================
   ImóvelZapAi — Addon WhatsApp · Premium Landing
   Design system + components. Dark-first, light supported.
   Author: Senior UI/UX — Awwwards-grade, CRO-focused.
   ===================================================================== */

/* -------------------------------------------------- Tokens */
:root {
  /* Background stack (dark, default) */
  --bg-0: #05070E;
  --bg-1: #0A0F1C;
  --bg-2: #0E1526;
  --bg-3: #121B30;

  /* Ink */
  --ink: #EAF0FA;
  --ink-soft: #A3B2CC;
  --ink-dim: #6B7A96;

  /* Structure */
  --line: rgba(148, 168, 200, 0.13);
  --line-strong: rgba(148, 168, 200, 0.24);
  --glass: rgba(255, 255, 255, 0.035);
  --glass-2: rgba(255, 255, 255, 0.06);
  --glass-hi: rgba(255, 255, 255, 0.09);

  /* Brand */
  --green: #25D366;
  --green-bright: #3DEB85;
  --green-deep: #16A34A;
  --blue: #3B82F6;
  --blue-bright: #60A5FA;
  --cyan: #22D3EE;
  --purple: #A855F7;
  --purple-2: #8B5CF6;
  --navy: #0B2239;

  /* Semantic gradients */
  --grad-ai: linear-gradient(135deg, #3B82F6 0%, #22D3EE 48%, #A855F7 100%);
  --grad-ai-soft: linear-gradient(135deg, rgba(59,130,246,.18), rgba(34,211,238,.14) 50%, rgba(168,85,247,.18));
  --grad-green: linear-gradient(135deg, #3DEB85 0%, #25D366 45%, #16A34A 100%);
  --grad-text: linear-gradient(100deg, #EAF0FA 0%, #8ED0FF 40%, #C6A9FF 78%, #EAF0FA 100%);
  --grad-sheen: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.14) 48%, transparent 66%);

  /* Glows */
  --glow-green: 0 0 0 1px rgba(37,211,102,.25), 0 12px 40px -12px rgba(37,211,102,.55);
  --glow-ai: 0 18px 60px -18px rgba(80,140,255,.55);
  --shadow-card: 0 30px 60px -30px rgba(0,0,0,.75);
  --shadow-float: 0 24px 50px -20px rgba(0,0,0,.6);

  /* Type */
  --font-display: "Sora", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Rhythm */
  --container: 1200px;
  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 26px;
  --radius-xl: 34px;
  --section-y: clamp(72px, 10vw, 140px);

  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-soft: cubic-bezier(.4, .2, .2, 1);

  color-scheme: dark;
}

[data-theme="light"] {
  --bg-0: #FFFFFF;
  --bg-1: #F6F8FC;
  --bg-2: #EEF2F9;
  --bg-3: #E6ECF6;

  --ink: #0B1524;
  --ink-soft: #47566E;
  --ink-dim: #7C8AA3;

  --line: rgba(15, 32, 60, 0.10);
  --line-strong: rgba(15, 32, 60, 0.18);
  --glass: rgba(255, 255, 255, 0.7);
  --glass-2: rgba(255, 255, 255, 0.85);
  --glass-hi: rgba(255, 255, 255, 0.95);

  --grad-text: linear-gradient(100deg, #0B1524 0%, #1D6FE0 42%, #7C3AED 80%, #0B1524 100%);
  --shadow-card: 0 30px 60px -34px rgba(20, 40, 80, .35);
  --shadow-float: 0 24px 50px -24px rgba(20, 40, 80, .28);

  color-scheme: light;
}

/* -------------------------------------------------- Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--bg-0);
  color: var(--ink);
  line-height: 1.62;
  font-size: 16px;
  letter-spacing: .002em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background .5s var(--ease-soft), color .4s var(--ease-soft);
}

img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
ul { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }
::selection { background: rgba(37,211,102,.32); color: #fff; }

/* -------------------------------------------------- Ambient background */
.bg-canvas {
  position: fixed; inset: 0; z-index: -3;
  pointer-events: none;
}
.bg-glow {
  position: fixed; z-index: -2; pointer-events: none;
  border-radius: 50%; filter: blur(90px); opacity: .55;
  will-change: transform;
}
.bg-glow.g1 { top: -180px; left: -120px; width: 620px; height: 620px;
  background: radial-gradient(circle, rgba(59,130,246,.55), transparent 62%); }
.bg-glow.g2 { top: 8%; right: -160px; width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(168,85,247,.42), transparent 62%); }
.bg-glow.g3 { top: 44%; left: 40%; width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(34,211,238,.30), transparent 64%); opacity: .4; }
.bg-glow.g4 { bottom: -160px; left: 8%; width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(37,211,102,.28), transparent 64%); opacity: .38; }
[data-theme="light"] .bg-glow { opacity: .3; filter: blur(80px); }
[data-theme="light"] .bg-glow.g3, [data-theme="light"] .bg-glow.g4 { opacity: .22; }

.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(148,168,200,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(148,168,200,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 78%);
}
.bg-noise {
  position: fixed; inset: 0; z-index: -1; pointer-events: none; opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* -------------------------------------------------- Layout */
.container { width: min(100% - 40px, var(--container)); margin-inline: auto; }
.container-wide { width: min(100% - 40px, 1340px); margin-inline: auto; }
section { position: relative; padding-block: var(--section-y); }
section[id], #top { scroll-margin-top: 96px; }
.section-head { max-width: 720px; margin: 0 auto clamp(44px, 6vw, 72px); text-align: center; }
.section-head.left { margin-inline: 0; text-align: left; }

/* -------------------------------------------------- Typography */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: 1.06; letter-spacing: -.02em; }
.h-hero { font-size: clamp(2.5rem, 6.4vw, 4.75rem); font-weight: 800; line-height: 1.02; letter-spacing: -.035em; }
.h-sec { font-size: clamp(2rem, 4.6vw, 3.2rem); letter-spacing: -.03em; }
.h-sub { font-size: clamp(1.3rem, 2.4vw, 1.7rem); }
.lead { font-size: clamp(1.05rem, 1.7vw, 1.28rem); color: var(--ink-soft); line-height: 1.6; font-weight: 400; }
.muted { color: var(--ink-soft); }
.dim { color: var(--ink-dim); }
.grad-text {
  background: var(--grad-text); background-size: 220% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: sheen 8s linear infinite;
}
.grad-green-text {
  background: var(--grad-green); -webkit-background-clip: text; background-clip: text; color: transparent;
}
@keyframes sheen { to { background-position: 220% center; } }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-display); font-weight: 600; font-size: .8rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft);
  padding: 7px 15px 7px 12px; border-radius: 100px;
  background: var(--glass); border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 4px rgba(37,211,102,.18); animation: pulse 2.4s var(--ease) infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 4px rgba(37,211,102,.18);} 50% { box-shadow: 0 0 0 8px rgba(37,211,102,0);} }

/* -------------------------------------------------- Buttons */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-display); font-weight: 600; font-size: .98rem; letter-spacing: -.01em;
  padding: 15px 26px; border-radius: 100px; white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s var(--ease), border-color .3s;
  will-change: transform;
}
.btn svg { width: 19px; height: 19px; }
.btn-primary {
  background: var(--grad-green); color: #04210F;
  box-shadow: var(--glow-green);
}
.btn-primary::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: var(--grad-sheen); background-size: 220% 100%; background-position: -60% 0;
  opacity: 0; transition: opacity .4s;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 0 1px rgba(37,211,102,.4), 0 22px 50px -14px rgba(37,211,102,.7); }
.btn-primary:hover::after { opacity: 1; animation: sweep 1s var(--ease); }
@keyframes sweep { from { background-position: -60% 0;} to { background-position: 160% 0;} }
.btn-ghost {
  background: var(--glass-2); color: var(--ink);
  border: 1px solid var(--line-strong); backdrop-filter: blur(12px);
}
.btn-ghost:hover { transform: translateY(-3px); background: var(--glass-hi); border-color: var(--cyan); box-shadow: var(--glow-ai); }
.btn-lg { padding: 18px 34px; font-size: 1.06rem; }
.btn-block { width: 100%; }
.btn-arrow svg { transition: transform .3s var(--ease); }
.btn:hover .btn-arrow svg { transform: translateX(4px); }

/* -------------------------------------------------- Nav */
.nav {
  position: fixed; top: 14px; left: 0; right: 0; z-index: 100;
  transition: top .3s var(--ease);
}
.nav-inner {
  display: flex; align-items: center; gap: 22px;
  padding: 11px 12px 11px 20px; border-radius: 100px;
  background: color-mix(in srgb, var(--bg-1) 62%, transparent);
  border: 1px solid var(--line);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  box-shadow: 0 10px 40px -20px rgba(0,0,0,.7);
  transition: background .3s, box-shadow .3s, border-color .3s;
}
.nav.scrolled .nav-inner { background: color-mix(in srgb, var(--bg-1) 88%, transparent); box-shadow: 0 14px 44px -18px rgba(0,0,0,.8); }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.06rem; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; border-radius: 9px; }
.brand b { color: var(--green); font-weight: 700; }
.nav-links { display: flex; gap: 4px; margin-left: auto; }
.nav-links a { padding: 9px 15px; border-radius: 100px; font-size: .93rem; font-weight: 500; color: var(--ink-soft); transition: color .25s, background .25s; }
.nav-links a:hover { color: var(--ink); background: var(--glass-2); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.theme-toggle {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  background: var(--glass-2); border: 1px solid var(--line); color: var(--ink-soft);
  transition: color .25s, transform .4s var(--ease), border-color .25s;
}
.theme-toggle:hover { color: var(--ink); transform: rotate(18deg); border-color: var(--cyan); }
.theme-toggle svg { width: 19px; height: 19px; }
.theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }
.nav .btn { padding: 11px 20px; font-size: .92rem; }
.nav-menu-cta { display: none; }
.nav-burger { display: none; width: 42px; height: 42px; border-radius: 12px; background: var(--glass-2); border: 1px solid var(--line); flex-shrink: 0; }
.nav-burger span { display: block; width: 18px; height: 2px; margin: 3px auto; background: var(--ink); border-radius: 2px; transition: .3s var(--ease); }

/* -------------------------------------------------- Hero */
.hero { padding-top: clamp(140px, 18vh, 200px); padding-bottom: clamp(60px, 8vw, 110px); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 5vw, 68px); align-items: center; }
.hero-copy { max-width: 620px; }
.hero h1 { margin: 22px 0 20px; }
.hero .lead { max-width: 540px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-trust { display: flex; align-items: center; gap: 20px; margin-top: 30px; flex-wrap: wrap; color: var(--ink-dim); font-size: .88rem; }
.hero-trust .stars { color: #FBBF24; letter-spacing: 2px; }
.avatars { display: flex; }
.avatars span {
  width: 32px; height: 32px; border-radius: 50%; margin-left: -9px; border: 2px solid var(--bg-0);
  background: var(--grad-ai); display: grid; place-items: center; font-size: .72rem; font-weight: 700; color: #fff;
}
.avatars span:first-child { margin-left: 0; }

/* Hero visual / mockup */
.hero-visual { position: relative; perspective: 1600px; }
.mock {
  position: relative; border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-card);
  padding: 14px; transform: rotateY(-13deg) rotateX(6deg) rotateZ(1deg);
  transform-style: preserve-3d; will-change: transform;
  transition: transform .6s var(--ease);
}
.mock::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(150deg, rgba(96,165,250,.5), transparent 40%, rgba(168,85,247,.4));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 6px 10px 12px; }
.mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: var(--line-strong); }
.mock-bar i:nth-child(1){ background:#FF5F57;} .mock-bar i:nth-child(2){ background:#FEBC2E;} .mock-bar i:nth-child(3){ background:#28C840;}
.mock-bar .url { margin-left: 10px; font-size: .72rem; color: var(--ink-dim); background: var(--bg-0); padding: 5px 12px; border-radius: 100px; border: 1px solid var(--line); font-family: var(--font-body); }
.mock-body { display: grid; grid-template-columns: 62px 1fr; gap: 12px; background: var(--bg-0); border-radius: 18px; padding: 12px; border: 1px solid var(--line); }
.mock-side { display: flex; flex-direction: column; gap: 10px; align-items: center; padding-top: 6px; }
.mock-side .logo { width: 34px; height: 34px; border-radius: 10px; background: var(--grad-green); display:grid; place-items:center; font-weight:800; color:#04210F; font-size:.9rem; }
.mock-side i { width: 34px; height: 34px; border-radius: 10px; background: var(--glass-2); border: 1px solid var(--line); }
.mock-side i.on { background: var(--grad-ai-soft); border-color: rgba(96,165,250,.4); }
.mock-main { display: grid; gap: 12px; }
.mock-chat { background: var(--bg-1); border: 1px solid var(--line); border-radius: 14px; padding: 12px; display: grid; gap: 8px; }
.mock-chat .head { display:flex; align-items:center; gap:8px; font-size:.74rem; color: var(--ink-soft); padding-bottom:6px; border-bottom: 1px solid var(--line); }
.mock-chat .head .wa { width: 22px; height: 22px; border-radius: 50%; background: var(--green); display:grid; place-items:center; }
.mock-chat .head .wa svg { width: 13px; height:13px; }
.bub { font-size: .76rem; padding: 8px 11px; border-radius: 12px; max-width: 82%; line-height: 1.4; }
.bub.in { background: var(--glass-2); border-bottom-left-radius: 4px; color: var(--ink); justify-self: start; }
.bub.out { background: linear-gradient(135deg, rgba(37,211,102,.22), rgba(22,163,74,.18)); border: 1px solid rgba(37,211,102,.3); border-bottom-right-radius: 4px; justify-self: end; color: var(--ink); }
.mock-props { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mock-prop { background: var(--bg-1); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.mock-prop .ph { height: 42px; background: linear-gradient(135deg, rgba(59,130,246,.4), rgba(168,85,247,.35)); position: relative; }
.mock-prop .ph::after { content:"🏠"; position:absolute; inset:0; display:grid; place-items:center; font-size:1rem; filter: grayscale(.2); }
.mock-prop .pd { padding: 7px 9px; }
.mock-prop .pd b { font-size: .72rem; }
.mock-prop .pd span { display:block; font-size: .64rem; color: var(--ink-dim); }
.mock-analytics { background: var(--bg-1); border: 1px solid var(--line); border-radius: 12px; padding: 10px 11px; }
.mock-analytics .row { display:flex; justify-content: space-between; align-items:flex-end; font-size:.66rem; color: var(--ink-dim); }
.mini-bars { display:flex; align-items:flex-end; gap: 5px; height: 42px; margin-top: 8px; }
.mini-bars i { flex:1; border-radius: 4px 4px 2px 2px; background: var(--grad-ai); opacity:.85; animation: growbar 1.2s var(--ease) both; }

@keyframes growbar { from { height: 0 !important; opacity: 0; } }

/* Floating badges around mockup */
.floaty {
  position: absolute; z-index: 3; display: flex; align-items: center; gap: 9px;
  padding: 10px 14px; border-radius: 14px; font-size: .8rem; font-weight: 600;
  font-family: var(--font-display);
  background: color-mix(in srgb, var(--bg-2) 82%, transparent);
  border: 1px solid var(--line-strong);
  backdrop-filter: blur(14px); box-shadow: var(--shadow-float);
  animation: floaty 6s ease-in-out infinite; will-change: transform;
}
.floaty .ico { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; flex-shrink: 0; }
.floaty small { display: block; font-weight: 500; font-size: .68rem; color: var(--ink-dim); font-family: var(--font-body); }
.floaty.f1 { top: 6%; left: -6%; animation-delay: -1s; }
.floaty.f1 .ico { background: rgba(59,130,246,.16); color: var(--blue-bright); }
.floaty.f2 { top: 34%; right: -9%; animation-delay: -3s; }
.floaty.f2 .ico { background: rgba(168,85,247,.16); color: var(--purple); }
.floaty.f3 { bottom: 16%; left: -9%; animation-delay: -2s; }
.floaty.f3 .ico { background: rgba(37,211,102,.18); color: var(--green-bright); }
.floaty.f4 { bottom: -3%; right: 4%; animation-delay: -4.5s; }
.floaty.f4 .ico { background: rgba(34,211,238,.16); color: var(--cyan); }
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.typing-dots { display: inline-flex; gap: 3px; }
.typing-dots i { width: 5px; height: 5px; border-radius: 50%; background: var(--blue-bright); animation: td 1.2s infinite; }
.typing-dots i:nth-child(2){ animation-delay:.2s;} .typing-dots i:nth-child(3){ animation-delay:.4s;}
@keyframes td { 0%,60%,100%{ opacity:.3; transform: translateY(0);} 30%{ opacity:1; transform: translateY(-3px);} }

/* Logos strip */
.logos { padding-block: clamp(30px, 4vw, 46px); border-block: 1px solid var(--line); }
.logos p { text-align: center; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-dim); margin-bottom: 22px; }
.logos-row { display: flex; flex-wrap: wrap; justify-content: center; gap: clamp(24px, 5vw, 56px); align-items: center; opacity: .7; }
.logos-row .lg { font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; color: var(--ink-soft); display: flex; align-items: center; gap: 8px; }
.logos-row .lg svg { width: 20px; height: 20px; opacity: .8; }

/* -------------------------------------------------- Reveal */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }
[data-reveal][data-delay="5"] { transition-delay: .40s; }

/* -------------------------------------------------- Generic card */
.card {
  position: relative; background: var(--glass); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 26px;
  backdrop-filter: blur(12px);
  transition: transform .4s var(--ease), border-color .4s, background .4s, box-shadow .4s;
}
.card:hover { transform: translateY(-6px); border-color: var(--line-strong); background: var(--glass-2); box-shadow: var(--shadow-card); }
.card .ico-wrap {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px;
  background: var(--grad-ai-soft); border: 1px solid rgba(96,165,250,.28); color: var(--blue-bright);
}
.card .ico-wrap svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.16rem; margin-bottom: 9px; }
.card p { color: var(--ink-soft); font-size: .95rem; }

/* -------------------------------------------------- Problem */
.problems { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.problem {
  position: relative; padding: 26px; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--line);
  transition: transform .4s var(--ease), border-color .4s;
}
.problem:hover { transform: translateY(-5px); border-color: rgba(244,63,94,.32); }
.problem .p-ico { width: 48px; height: 48px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 16px;
  background: rgba(244,63,94,.12); color: #FB7185; }
.problem .p-ico svg { width: 22px; height: 22px; }
.problem h3 { font-size: 1.08rem; margin-bottom: 7px; }
.problem p { color: var(--ink-soft); font-size: .92rem; }
.problem .cost { margin-top: 14px; font-size: .78rem; font-weight: 600; color: #FB7185; display: inline-flex; align-items: center; gap: 6px; }

/* -------------------------------------------------- Solution flow */
.solution { background: linear-gradient(180deg, transparent, rgba(59,130,246,.04) 40%, transparent); }
.flow { position: relative; display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; margin-top: 20px; }
.flow-step {
  position: relative; z-index: 2; text-align: center; padding: 22px 14px;
  background: var(--glass-2); border: 1px solid var(--line); border-radius: var(--radius);
  backdrop-filter: blur(12px);
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s;
}
.flow-step:hover { transform: translateY(-6px); border-color: rgba(96,165,250,.4); box-shadow: var(--glow-ai); }
.flow-step .n { position:absolute; top:-11px; left:50%; transform: translateX(-50%); width: 24px; height: 24px; border-radius: 50%; background: var(--grad-ai); color:#fff; font-size:.72rem; font-weight:700; display:grid; place-items:center; font-family: var(--font-display); }
.flow-step .f-ico { width: 46px; height: 46px; margin: 6px auto 12px; border-radius: 13px; display: grid; place-items: center; background: var(--grad-ai-soft); color: var(--cyan); border: 1px solid rgba(34,211,238,.25); }
.flow-step .f-ico svg { width: 22px; height: 22px; }
.flow-step h4 { font-size: .95rem; margin-bottom: 5px; }
.flow-step p { font-size: .78rem; color: var(--ink-dim); }
.flow-step.win { border-color: rgba(37,211,102,.4); background: linear-gradient(160deg, rgba(37,211,102,.10), var(--glass-2)); }
.flow-step.win .f-ico { background: rgba(37,211,102,.14); color: var(--green-bright); border-color: rgba(37,211,102,.3); }
.flow-step.win .n { background: var(--grad-green); color: #04210F; }
.flow-line { position: absolute; top: 50%; left: 4%; right: 4%; height: 2px; z-index: 1;
  background: linear-gradient(90deg, transparent, rgba(96,165,250,.5), rgba(168,85,247,.5), rgba(37,211,102,.5), transparent); }
.flow-line::after { content:""; position:absolute; top:-2px; left:0; width: 60px; height: 6px; border-radius: 100px;
  background: var(--cyan); filter: blur(3px); animation: flowdot 4s linear infinite; }
@keyframes flowdot { from { left: -8%; } to { left: 100%; } }

/* -------------------------------------------------- Features */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature {
  position: relative; padding: 22px; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--line); overflow: hidden;
  transition: transform .4s var(--ease), border-color .4s, background .4s;
}
.feature::after { content:""; position:absolute; inset:0; opacity:0; transition: opacity .4s;
  background: radial-gradient(320px circle at var(--mx,50%) var(--my,0%), rgba(96,165,250,.12), transparent 60%); }
.feature:hover { transform: translateY(-5px); border-color: var(--line-strong); background: var(--glass-2); }
.feature:hover::after { opacity: 1; }
.feature .f-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 14px;
  background: var(--glass-2); border: 1px solid var(--line); color: var(--blue-bright); }
.feature .f-ico svg { width: 21px; height: 21px; }
.feature h3 { font-size: 1.02rem; margin-bottom: 6px; letter-spacing: -.01em; }
.feature p { font-size: .86rem; color: var(--ink-soft); }
.feature.accent { background: linear-gradient(160deg, rgba(59,130,246,.12), rgba(168,85,247,.08)); border-color: rgba(96,165,250,.3); }
.feature.accent .f-ico { background: var(--grad-ai); color: #fff; border: none; }
.feature.accent.green { background: linear-gradient(160deg, rgba(37,211,102,.14), rgba(22,163,74,.08)); border-color: rgba(37,211,102,.32); }
.feature.accent.green .f-ico { background: var(--grad-green); color: #04210F; }

/* -------------------------------------------------- AI demo chat */
.demo { overflow: hidden; }
.demo-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
.phone {
  position: relative; width: min(380px, 90vw); margin-inline: auto;
  border-radius: 44px; padding: 14px; background: linear-gradient(160deg, #1a2233, #0c1120);
  border: 1px solid var(--line-strong); box-shadow: 0 40px 90px -30px rgba(0,0,0,.85), var(--glow-ai);
}
.phone::before { content:""; position:absolute; top:20px; left:50%; transform: translateX(-50%); width: 120px; height: 26px; background: #05070E; border-radius: 100px; z-index: 5; }
.phone-screen { position: relative; border-radius: 32px; overflow: hidden; background: var(--bg-0); height: 620px; display: flex; flex-direction: column; }
.wa-top { display: flex; align-items: center; gap: 11px; padding: 26px 16px 12px; background: linear-gradient(135deg, #075E54, #128C7E); color:#fff; }
.wa-top .ava { width: 40px; height: 40px; border-radius: 50%; background: var(--grad-green); display:grid; place-items:center; font-weight:800; color:#04210F; }
.wa-top .who b { display:block; font-size: .92rem; }
.wa-top .who small { font-size: .72rem; opacity:.85; display:flex; align-items:center; gap:5px; }
.wa-top .who small::before { content:""; width:7px; height:7px; border-radius:50%; background:#3DEB85; }
.wa-top .actions { margin-left:auto; display:flex; gap:14px; opacity:.9; }
.wa-top .actions svg { width:18px; height:18px; }
.wa-body {
  flex: 1; padding: 16px 14px; display: flex; flex-direction: column; gap: 9px;
  overflow-y: auto; scroll-behavior: smooth; scrollbar-width: none; -ms-overflow-style: none;
  background:
    linear-gradient(rgba(5,7,14,.94), rgba(5,7,14,.94)),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Cpath d='M30 5l4 8 8 1-6 6 2 8-8-4-8 4 2-8-6-6 8-1z' fill='%23ffffff' opacity='.02'/%3E%3C/svg%3E");
}
.wa-body::-webkit-scrollbar { width: 0; height: 0; display: none; }
.msg, .msg-cards, .typing { flex-shrink: 0; }
.msg { max-width: 82%; padding: 9px 13px; border-radius: 16px; font-size: .86rem; line-height: 1.42; opacity: 0; transform: translateY(14px) scale(.96); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.msg.show { opacity: 1; transform: none; }
.msg time { display:block; font-size:.62rem; opacity:.55; margin-top: 3px; text-align: right; }
.msg.them { align-self: flex-start; background: #1F2C34; border-bottom-left-radius: 5px; color: #E9EDF0; }
.msg.me { align-self: flex-end; background: linear-gradient(135deg, #056162, #128C7E); border-bottom-right-radius: 5px; color: #fff; }
.msg.me time::after { content:" ✓✓"; color:#7DE3FF; }
.msg-cards { align-self: flex-end; max-width: 88%; display: grid; gap: 7px; opacity:0; transform: translateY(14px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.msg-cards.show { opacity:1; transform:none; }
.pcard { display:flex; gap:10px; background:#1F2C34; border-radius: 13px; padding: 8px; align-items:center; border: 1px solid rgba(255,255,255,.05); }
.pcard.pick { border-color: rgba(37,211,102,.5); box-shadow: 0 0 0 1px rgba(37,211,102,.3); }
.pcard .thumb { width: 52px; height: 52px; border-radius: 9px; background: linear-gradient(135deg,#3B82F6,#A855F7); flex-shrink:0; display:grid; place-items:center; font-size:1.1rem; }
.pcard .thumb.b { background: linear-gradient(135deg,#22C55E,#16A34A);} .pcard .thumb.c { background: linear-gradient(135deg,#22D3EE,#3B82F6);}
.pcard b { font-size:.8rem; color:#fff; } .pcard span { display:block; font-size:.68rem; color:#9FB0C7; }
.pcard .price { margin-left:auto; font-size:.8rem; font-weight:700; color:#3DEB85; }
.wa-input { padding: 10px 14px 16px; display:flex; gap:9px; align-items:center; background: var(--bg-0); }
.wa-input .field { flex:1; background:#1F2C34; border-radius:100px; padding:10px 15px; font-size:.82rem; color: var(--ink-dim); }
.wa-input .send { width:40px; height:40px; border-radius:50%; background: var(--green); display:grid; place-items:center; flex-shrink:0; }
.wa-input .send svg { width:18px; height:18px; }
.typing { align-self:flex-start; background:#1F2C34; padding:11px 15px; border-radius:16px; border-bottom-left-radius:5px; display:none; }
.typing.show { display:block; }
.typing .typing-dots i { background:#9FB0C7; }
.demo-copy .demo-steps { display:grid; gap:14px; margin-top:26px; }
.demo-step { display:flex; gap:14px; padding: 16px; border-radius: var(--radius); background: var(--glass); border:1px solid var(--line); transition: border-color .3s; }
.demo-step .num { width:34px; height:34px; border-radius:10px; background: var(--grad-ai); color:#fff; display:grid; place-items:center; font-weight:700; font-family:var(--font-display); flex-shrink:0; }
.demo-step b { font-size:.98rem; } .demo-step p { font-size:.86rem; color: var(--ink-soft); margin-top:2px; }
.demo-replay { margin-top: 22px; }

/* -------------------------------------------------- Benefits */
.benefits-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.benefit { text-align: left; padding: 24px; border-radius: var(--radius); background: var(--glass); border:1px solid var(--line);
  transition: transform .4s var(--ease), border-color .4s; }
.benefit:hover { transform: translateY(-5px); border-color: rgba(37,211,102,.32); }
.benefit .b-ico { width:46px; height:46px; border-radius:13px; display:grid; place-items:center; margin-bottom:14px;
  background: rgba(37,211,102,.12); color: var(--green-bright); }
.benefit .b-ico svg { width:22px; height:22px; }
.benefit h3 { font-size: 1.04rem; margin-bottom:6px; }
.benefit p { font-size:.88rem; color: var(--ink-soft); }

/* -------------------------------------------------- How it works */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; position: relative; }
.step { position: relative; padding: 28px 22px; border-radius: var(--radius-lg); background: var(--glass); border:1px solid var(--line);
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s; }
.step:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow-card); }
.step .big-n { font-family: var(--font-display); font-weight:800; font-size: 3.4rem; line-height:1;
  background: var(--grad-ai); -webkit-background-clip:text; background-clip:text; color: transparent; opacity:.9; }
.step .s-ico { width:44px; height:44px; border-radius:12px; display:grid; place-items:center; margin: 14px 0;
  background: var(--glass-2); border:1px solid var(--line); color: var(--cyan); }
.step .s-ico svg { width:22px; height:22px; }
.step h3 { font-size:1.1rem; margin-bottom:7px; }
.step p { font-size:.9rem; color: var(--ink-soft); }
.step.green .big-n { background: var(--grad-green); -webkit-background-clip:text; background-clip:text; }
.step.green .s-ico { color: var(--green-bright); }

/* -------------------------------------------------- Stats */
.stats { background: linear-gradient(180deg, transparent, rgba(168,85,247,.05), transparent); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat { text-align: center; padding: 34px 22px; border-radius: var(--radius-lg);
  background: var(--glass); border:1px solid var(--line); backdrop-filter: blur(12px);
  transition: transform .4s var(--ease), border-color .4s; }
.stat:hover { transform: translateY(-6px); border-color: var(--line-strong); }
.stat .num { font-family: var(--font-display); font-weight:800; font-size: clamp(2.6rem, 5vw, 3.6rem); line-height:1;
  background: var(--grad-text); background-size:200%; -webkit-background-clip:text; background-clip:text; color: transparent; }
.stat.g .num { background: var(--grad-green); -webkit-background-clip:text; background-clip:text; }
.stat p { margin-top: 10px; color: var(--ink-soft); font-size: .95rem; }

/* -------------------------------------------------- Comparison */
.compare { max-width: 900px; margin-inline: auto; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--line); background: var(--glass); backdrop-filter: blur(12px); }
.compare-row { display: grid; grid-template-columns: 1.3fr 1fr 1fr; align-items: center; }
.compare-row + .compare-row { border-top: 1px solid var(--line); }
.compare-row > div { padding: 18px 22px; }
.compare-head { background: var(--glass-2); }
.compare-head .c-them, .compare-head .c-us { text-align:center; font-family:var(--font-display); font-weight:700; }
.compare-head .c-them { color: var(--ink-dim); }
.compare-head .c-us { position: relative; color: var(--green-bright); }
.compare-head .c-us::before { content:""; position:absolute; inset:0; background: linear-gradient(180deg, rgba(37,211,102,.14), transparent); }
.compare-head .c-us b { position: relative; display:inline-flex; align-items:center; gap:7px; }
.compare-head .c-us img { width:22px; height:22px; border-radius:6px; }
.compare .label { font-weight:600; color: var(--ink); font-size:.95rem; }
.compare .c-them, .compare .c-us { text-align:center; }
.compare .c-us { background: linear-gradient(180deg, rgba(37,211,102,.06), transparent); }
.cell-bad { color: var(--ink-dim); display:inline-flex; align-items:center; gap:7px; font-size:.9rem; }
.cell-good { color: var(--green-bright); display:inline-flex; align-items:center; gap:7px; font-weight:600; font-size:.9rem; }
.cell-bad svg, .cell-good svg { width:17px; height:17px; flex-shrink:0; }

/* -------------------------------------------------- Testimonials */
.tst-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tst { padding: 26px; border-radius: var(--radius-lg); background: var(--glass); border:1px solid var(--line);
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s; display:flex; flex-direction:column; }
.tst:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow-card); }
.tst .stars { color:#FBBF24; letter-spacing:2px; font-size:.9rem; margin-bottom:14px; }
.tst p { color: var(--ink); font-size:.98rem; line-height:1.6; flex:1; }
.tst .who { display:flex; align-items:center; gap:12px; margin-top:20px; padding-top:18px; border-top:1px solid var(--line); }
.tst .who .ava { width:44px; height:44px; border-radius:50%; background: var(--grad-ai); display:grid; place-items:center; font-weight:700; color:#fff; flex-shrink:0; }
.tst .who b { font-size:.92rem; display:block; } .tst .who span { font-size:.8rem; color: var(--ink-dim); }
.tst.feat { background: linear-gradient(160deg, rgba(59,130,246,.1), rgba(168,85,247,.06)); border-color: rgba(96,165,250,.3); }

/* -------------------------------------------------- Pricing */
.pricing-toggle { display:flex; justify-content:center; align-items:center; gap:14px; margin-bottom:44px; }
.pricing-toggle span { font-size:.92rem; color: var(--ink-soft); font-weight:500; }
.pricing-toggle span.on { color: var(--ink); }
.switch { width:56px; height:30px; border-radius:100px; background: var(--glass-2); border:1px solid var(--line-strong); position:relative; transition: background .3s; }
.switch::after { content:""; position:absolute; top:3px; left:3px; width:22px; height:22px; border-radius:50%; background: var(--grad-green); transition: transform .3s var(--ease); }
.switch.year::after { transform: translateX(26px); }
.save-badge { font-size:.72rem; font-weight:700; color: var(--green-bright); background: rgba(37,211,102,.14); padding:4px 10px; border-radius:100px; }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.plan { position: relative; padding: 32px 28px; border-radius: var(--radius-lg); background: var(--glass); border:1px solid var(--line);
  display:flex; flex-direction:column; transition: transform .4s var(--ease), border-color .4s; }
.plan:hover { transform: translateY(-6px); border-color: var(--line-strong); }
.plan h3 { font-size:1.24rem; margin-bottom:6px; }
.plan .desc { font-size:.88rem; color: var(--ink-soft); min-height: 40px; }
.plan .price { margin: 18px 0 4px; font-family: var(--font-display); }
.plan .price .cur { font-size:1.1rem; vertical-align: top; color: var(--ink-soft); }
.plan .price .val { font-size: 3rem; font-weight:800; letter-spacing:-.03em; }
.plan .price .per { font-size:.9rem; color: var(--ink-dim); }
.plan ul { display:grid; gap:11px; margin: 22px 0 26px; }
.plan li { display:flex; align-items:flex-start; gap:10px; font-size:.9rem; color: var(--ink-soft); }
.plan li svg { width:18px; height:18px; color: var(--green); flex-shrink:0; margin-top:2px; }
.plan .btn { margin-top: auto; }
.plan.pop { background: linear-gradient(165deg, rgba(59,130,246,.14), rgba(168,85,247,.08)); border-color: transparent;
  box-shadow: 0 40px 80px -34px rgba(80,140,255,.5); }
.plan.pop::before { content:""; position:absolute; inset:0; border-radius:inherit; padding:1px;
  background: var(--grad-ai); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events:none; }
.plan .tag { position:absolute; top:-13px; left:50%; transform: translateX(-50%); font-family:var(--font-display); font-weight:700; font-size:.74rem;
  padding:6px 16px; border-radius:100px; background: var(--grad-ai); color:#fff; letter-spacing:.03em; white-space:nowrap;
  box-shadow: var(--glow-ai); }
.plan .price .strike { font-size:1rem; color: var(--ink-dim); text-decoration: line-through; margin-right:6px; font-weight:500; }
/* plano único */
.plans-single { grid-template-columns: minmax(0, 620px); justify-content: center; }
.plans-single .plan { padding: 44px 42px; }
.plans-single .plan:hover { transform: translateY(-4px); }
.plans-single .plan h3 { font-size:1.5rem; }
.plans-single .plan .desc { min-height:0; max-width: 46ch; }
.plans-single .plan .price { margin: 22px 0 0; }
.plans-single .plan .price .val { font-size: 4rem; }
.plan .price-sub { font-size:.84rem; color: var(--ink-dim); margin-top:6px; }
.plans-single .plan-features { grid-template-columns: repeat(2, minmax(0,1fr)); gap: 13px 22px; margin: 28px 0 30px; }
@media (max-width: 560px) {
  .plans-single .plan { padding: 36px 24px; }
  .plans-single .plan .price .val { font-size: 3.2rem; }
  .plans-single .plan-features { grid-template-columns: 1fr; }
}
.pricing-note { text-align:center; margin-top:28px; color: var(--ink-dim); font-size:.88rem; }
.pricing-note b { color: var(--green-bright); }

/* -------------------------------------------------- FAQ */
.faq { max-width: 820px; margin-inline: auto; display: grid; gap: 12px; }
.qa { border:1px solid var(--line); border-radius: var(--radius); background: var(--glass); overflow: hidden; transition: border-color .3s, background .3s; }
.qa.open { border-color: rgba(96,165,250,.4); background: var(--glass-2); }
.qa button { width:100%; display:flex; align-items:center; justify-content:space-between; gap:16px; padding: 20px 24px; text-align:left;
  font-family:var(--font-display); font-weight:600; font-size:1.02rem; }
.qa .plus { width:28px; height:28px; border-radius:9px; display:grid; place-items:center; flex-shrink:0; background: var(--glass-2); border:1px solid var(--line); transition: transform .35s var(--ease), background .3s; }
.qa .plus svg { width:16px; height:16px; transition: transform .35s var(--ease); }
.qa.open .plus { background: var(--grad-ai); border-color: transparent; }
.qa.open .plus svg { transform: rotate(45deg); color:#fff; }
.qa .ans { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.qa .ans-inner { padding: 0 24px 22px; color: var(--ink-soft); font-size: .95rem; line-height: 1.62; }

/* -------------------------------------------------- CTA final */
.cta-final { padding-bottom: clamp(80px, 10vw, 140px); }
.cta-box { position: relative; overflow: hidden; text-align: center; padding: clamp(48px, 7vw, 90px) clamp(24px, 5vw, 70px);
  border-radius: var(--radius-xl); border: 1px solid var(--line-strong);
  background: linear-gradient(150deg, rgba(59,130,246,.16), rgba(168,85,247,.12) 55%, rgba(37,211,102,.12)); }
.cta-box::before { content:""; position:absolute; inset:0; background: radial-gradient(600px circle at 50% -20%, rgba(96,165,250,.35), transparent 60%); }
.cta-box::after { content:""; position:absolute; width:400px; height:400px; border-radius:50%; bottom:-200px; right:-100px;
  background: radial-gradient(circle, rgba(37,211,102,.3), transparent 60%); filter: blur(30px); }
.cta-box > * { position: relative; }
.cta-box h2 { font-size: clamp(2rem, 5vw, 3.4rem); max-width: 780px; margin: 16px auto 18px; letter-spacing:-.03em; }
.cta-box .lead { max-width: 560px; margin-inline: auto; }
.cta-box .hero-cta { justify-content: center; margin-top: 34px; }
.cta-box .mini { margin-top: 22px; font-size:.84rem; color: var(--ink-soft); display:flex; gap:20px; justify-content:center; flex-wrap:wrap; }
.cta-box .mini span { display:inline-flex; align-items:center; gap:7px; }
.cta-box .mini svg { width:16px; height:16px; color: var(--green-bright); }

/* -------------------------------------------------- Footer */
.footer { border-top: 1px solid var(--line); padding-block: clamp(48px, 6vw, 72px) 34px; background: linear-gradient(180deg, transparent, rgba(11,34,57,.25)); }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 40px; }
.footer .brand { margin-bottom: 16px; }
.footer .about { color: var(--ink-soft); font-size:.92rem; max-width: 320px; }
.footer .socials { display:flex; gap:10px; margin-top: 20px; }
.footer .socials a { width:40px; height:40px; border-radius:11px; display:grid; place-items:center; background: var(--glass-2); border:1px solid var(--line); color: var(--ink-soft); transition: color .25s, transform .3s var(--ease), border-color .25s; }
.footer .socials a:hover { color: var(--ink); transform: translateY(-3px); border-color: var(--cyan); }
.footer .socials svg { width:18px; height:18px; }
.footer h4 { font-size:.82rem; letter-spacing:.1em; text-transform:uppercase; color: var(--ink-dim); margin-bottom:16px; font-family: var(--font-body); font-weight:600; }
.footer .col a { display:block; color: var(--ink-soft); font-size:.92rem; padding: 6px 0; transition: color .25s, padding .25s; }
.footer .col a:hover { color: var(--ink); padding-left: 5px; }
.footer-bot { display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap; margin-top: 48px; padding-top: 26px; border-top:1px solid var(--line); color: var(--ink-dim); font-size:.85rem; }
.footer-bot .made { display:inline-flex; align-items:center; gap:7px; }
.footer-bot .made b { color: var(--green-bright); }

/* -------------------------------------------------- Scroll progress + fab */
.scroll-bar { position: fixed; top:0; left:0; height:3px; width:0; z-index:200; background: var(--grad-ai); box-shadow: 0 0 12px rgba(96,165,250,.6); }
.wa-fab { position: fixed; right: 22px; bottom: 22px; z-index: 120; width:58px; height:58px; border-radius:50%;
  background: var(--grad-green); display:grid; place-items:center; box-shadow: var(--glow-green);
  transform: scale(0); transition: transform .4s var(--ease); }
.wa-fab.show { transform: scale(1); animation: floaty 4s ease-in-out infinite; }
.wa-fab:hover { transform: scale(1.1); }
.wa-fab svg { width:28px; height:28px; color:#04210F; }
.wa-fab::before { content:""; position:absolute; inset:-4px; border-radius:50%; border:2px solid var(--green); opacity:.6; animation: ripple 2.4s ease-out infinite; }
@keyframes ripple { 0%{ transform:scale(1); opacity:.6;} 100%{ transform:scale(1.5); opacity:0;} }

/* -------------------------------------------------- Responsive */
@media (max-width: 1080px) {
  .features-grid, .benefits-grid, .stats-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: repeat(3, 1fr); gap: 26px 14px; }
  .flow-line { display: none; }
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-bottom: 20px; }
  .mock { transform: none; }
  .demo-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { display: none; }
  .nav-burger { display: block; }
  .nav-actions > .btn { display: none; }
  .nav.open .nav-links { display: flex; position: absolute; top: 66px; left: 0; right: 0; flex-direction: column;
    background: var(--bg-1);
    background: color-mix(in srgb, var(--bg-1) 94%, transparent);
    border:1px solid var(--line); border-radius: var(--radius-lg); padding: 12px; backdrop-filter: blur(24px) saturate(160%); box-shadow: var(--shadow-card); }
  .nav.open .nav-links a { padding: 12px 16px; }
  .nav.open .nav-links .nav-menu-cta { display: inline-flex; justify-content: center; margin-top: 8px; color: #04210F; }
}
@media (max-width: 640px) {
  .problems, .features-grid, .benefits-grid, .stats-grid, .steps, .tst-grid, .plans { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr 1fr; }
  .compare-row { grid-template-columns: 1.1fr .9fr .9fr; }
  .compare-row > div { padding: 14px 12px; }
  .compare .label { font-size:.84rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta .btn, .cta-box .hero-cta .btn { width: 100%; }
  .floaty.f1, .floaty.f3 { left: 2%; } .floaty.f2, .floaty.f4 { right: 2%; }
  .plan.pop { order: -1; }
  .phone-screen { height: 560px; }
}
@media (max-width: 380px) {
  .floaty { display: none; }
}