/* Propulse Growth Studio — agencia premium, blanco + gradientes verde/azul */

:root {
  --bg: #FFFFFF;
  --bg-soft: #F3F8F6;
  --ink: #0A1F1A;
  --muted: #5C6E67;
  --green: #0E4D3C;
  --green-light: #1C9A6C;
  --blue: #0B2A4A;
  --blue-light: #2E6FB8;
  --black: #090B0E;
  --border: rgba(10, 31, 26, 0.1);
  --border-soft: rgba(10, 31, 26, 0.06);
  --radius: 22px;
  --shadow: 0 24px 60px rgba(10, 31, 26, 0.1);
  --shadow-sm: 0 10px 28px rgba(10, 31, 26, 0.08);
  --gradient-brand: linear-gradient(120deg, var(--blue) 0%, var(--blue-light) 45%, var(--green-light) 100%);
  --gradient-text: linear-gradient(100deg, var(--blue) 10%, var(--green-light) 90%);
  --max: 1180px;
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.3rem, 4.6vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.2rem; font-weight: 700; }

p { color: var(--muted); }

a { color: inherit; text-decoration: none; }

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

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border-soft);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand { display: flex; align-items: center; gap: 12px; }

.logo-mark {
  position: relative;
  width: 30px;
  height: 40px;
  display: block;
  flex-shrink: 0;
}
.logo-mark svg { width: 100%; height: 100%; display: block; overflow: visible; }
.logo-mark .arrow-1 { fill: var(--blue); }
.logo-mark .arrow-2 { fill: var(--blue-light); }
.logo-mark .arrow-3 { fill: var(--green-light); }

.logo-glow {
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 34px;
  height: 14px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(28, 154, 108, 0.5), transparent 70%);
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
}

@media (prefers-reduced-motion: no-preference) {
  .logo-mark .arrow-1 { animation: liftoff 0.75s var(--ease-bounce) 0.28s both; }
  .logo-mark .arrow-2 { animation: liftoff 0.75s var(--ease-bounce) 0.14s both; }
  .logo-mark .arrow-3 { animation: liftoff 0.75s var(--ease-bounce) 0s both; }
  .logo-mark .logo-glow { animation: thrust 0.75s ease-out 0s both; }
  .brand:hover .arrow-1 { animation: liftoff-sm 0.5s var(--ease-bounce) 0.06s both; }
  .brand:hover .arrow-2 { animation: liftoff-sm 0.5s var(--ease-bounce) 0.03s both; }
  .brand:hover .arrow-3 { animation: liftoff-sm 0.5s var(--ease-bounce) 0s both; }
}

@keyframes liftoff {
  0% { transform: translateY(46px) scale(0.7); opacity: 0; }
  60% { opacity: 1; }
  100% { transform: translateY(0) scale(1); opacity: 1; }
}
@keyframes liftoff-sm {
  0% { transform: translateY(0); }
  40% { transform: translateY(-5px); }
  100% { transform: translateY(0); }
}
@keyframes thrust {
  0% { opacity: 0; transform: translateX(-50%) scaleY(0.4); }
  30% { opacity: 1; transform: translateX(-50%) scaleY(1.4); }
  100% { opacity: 0; transform: translateX(-50%) scaleY(0.6); }
}

.brand-name {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--black);
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}
.brand-name small {
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 2px;
}

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav > a:not(.nav-cta) {
  position: relative;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink);
  padding: 10px 14px;
  display: inline-block;
  transition: color 0.2s ease, transform 0.35s var(--ease-bounce);
}
.main-nav > a:not(.nav-cta) span { position: relative; z-index: 1; }
.main-nav > a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  left: 14px; right: 14px; bottom: 6px;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-bounce);
}
.main-nav > a:not(.nav-cta):hover { transform: translateY(-2px); }
.main-nav > a:not(.nav-cta):hover::after { transform: scaleX(1); }

.nav-cta {
  background: var(--gradient-brand);
  color: #fff !important;
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 700 !important;
  font-size: 0.92rem;
  margin-left: 10px;
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s ease;
  display: inline-block;
  box-shadow: 0 10px 24px rgba(11, 42, 74, 0.25);
}
.nav-cta:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 16px 34px rgba(28, 154, 108, 0.35); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.97rem;
  transition: transform 0.3s var(--ease-bounce), box-shadow 0.3s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 14px 30px rgba(11, 42, 74, 0.28);
}
.btn-primary:hover { transform: translateY(-3px) scale(1.03); box-shadow: 0 18px 36px rgba(28, 154, 108, 0.4); }
.btn-ghost {
  background: #fff;
  color: var(--ink);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover { transform: translateY(-3px); border-color: var(--blue-light); }
.btn-lg { padding: 17px 34px; font-size: 1.05rem; }

/* ---------- Hero ---------- */
.hero { padding: 76px 0 50px; position: relative; overflow: hidden; }
.hero::before, .hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  z-index: 0;
}
.hero::before {
  top: -180px; left: -120px;
  width: 480px; height: 480px;
  background: radial-gradient(circle, rgba(11, 42, 74, 0.16), transparent 70%);
}
.hero::after {
  top: -80px; right: -160px;
  width: 520px; height: 520px;
  background: radial-gradient(circle, rgba(28, 154, 108, 0.18), transparent 70%);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(11, 42, 74, 0.07);
  border: 1px solid rgba(11, 42, 74, 0.14);
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}
.eyebrow-light { color: var(--green-light); background: rgba(28, 154, 108, 0.08); border-color: rgba(28, 154, 108, 0.2); }

.hero-sub { font-size: 1.08rem; margin: 20px 0 30px; max-width: 52ch; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }

.hero-stats { display: flex; gap: 34px; flex-wrap: wrap; }
.hero-stats div { display: flex; flex-direction: column; }
.hero-stats strong { font-family: 'Plus Jakarta Sans', sans-serif; font-weight: 800; font-size: 1.5rem; color: var(--ink); }
.hero-stats span { font-size: 0.74rem; color: var(--muted); letter-spacing: 0.02em; }

.hero-media { position: relative; }

/* ---------- Image placeholders ---------- */
.ph {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: linear-gradient(150deg, rgba(11, 42, 74, 0.07), rgba(28, 154, 108, 0.1));
  border: 1.5px dashed rgba(11, 42, 74, 0.22);
  display: flex;
  align-items: center;
  justify-content: center;
}
.ph::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(11, 42, 74, 0.14) 1.5px, transparent 1.5px);
  background-size: 18px 18px;
  opacity: 0.5;
}
.ph-label {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--blue);
  text-align: center;
  padding: 0 20px;
}
.ph-label svg { opacity: 0.7; }
.ph-hero { aspect-ratio: 4 / 3; box-shadow: var(--shadow); }
.ph-niche { aspect-ratio: 16 / 10; margin-bottom: 18px; }

.hero-image, .niche-image {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-soft);
}
.hero-image { aspect-ratio: 4 / 3; box-shadow: var(--shadow); }
.niche-image { aspect-ratio: 16 / 10; margin-bottom: 18px; }
.hero-image img, .niche-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-smooth);
}
.niche-card:hover .niche-image img { transform: scale(1.06); }

.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}
.card-a { top: -14px; right: 8%; }
.card-b { bottom: -16px; left: 4%; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--green-light); display: inline-block; }
.dot-ai { background: var(--blue-light); }

/* ---------- Sections ---------- */
.section { padding: 100px 0; }
.section-alt { background: var(--bg-soft); }

.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head p { margin-top: 14px; font-size: 1.02rem; }

.grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }

/* Niches */
.niche-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 22px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease-bounce), box-shadow 0.3s ease;
}
.niche-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }

/* ---------- Pillars (Adquirir / Convertir / Escalar) ---------- */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; perspective: 1200px; }
.pillar {
  position: relative;
  background: #fff;
  border-radius: 26px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  padding: 36px 28px;
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.4s ease, border-color 0.4s ease;
  transform-style: preserve-3d;
  will-change: transform;
}
.pillar:hover { box-shadow: var(--shadow); border-color: rgba(11, 42, 74, 0.16); }
.pillar-glow {
  position: absolute;
  top: -60px; right: -60px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: var(--pillar-color, var(--gradient-brand));
  filter: blur(50px);
  opacity: 0.28;
  transition: opacity 0.4s ease, transform 0.4s ease;
  pointer-events: none;
}
.pillar:hover .pillar-glow { opacity: 0.42; transform: scale(1.15); }
.pillar-index {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 18px;
  display: block;
}
.pillar-icon { width: 46px; height: 46px; margin-bottom: 20px; position: relative; z-index: 1; }
.pillar h3 { font-size: 1.5rem; margin-bottom: 10px; position: relative; z-index: 1; }
.pillar p { font-size: 0.94rem; margin-bottom: 22px; position: relative; z-index: 1; }
.pillar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  position: relative;
  z-index: 1;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-smooth), opacity 0.35s ease;
}
.pillar:hover .pillar-tags, .pillar:focus-within .pillar-tags { max-height: 60px; opacity: 1; }
.pillar-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--ink);
}

/* ---------- Services detail (icons custom, sin emoji) ---------- */
.service-list { display: flex; flex-direction: column; gap: 1px; background: var(--border-soft); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border-soft); }
.service-row {
  background: #fff;
  padding: 26px 30px;
  display: grid;
  grid-template-columns: 56px 1fr auto;
  align-items: center;
  gap: 22px;
  transition: background 0.3s ease;
}
.service-row:hover { background: var(--bg-soft); }
.service-row-icon {
  width: 48px; height: 48px;
  border-radius: 14px;
  background: var(--bg-soft);
  display: grid;
  place-items: center;
}
.service-row-icon svg { width: 24px; height: 24px; }
.service-row h3 { font-size: 1.05rem; margin-bottom: 4px; }
.service-row p { font-size: 0.9rem; margin: 0; }
.service-row-arrow {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: grid;
  place-items: center;
  transition: transform 0.3s var(--ease-bounce), background 0.3s ease, border-color 0.3s ease;
}
.service-row:hover .service-row-arrow { transform: rotate(45deg); background: var(--gradient-brand); border-color: transparent; }
.service-row:hover .service-row-arrow svg { stroke: #fff; }

/* Webinars */
.webinar-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.35s var(--ease-bounce), box-shadow 0.3s ease;
}
.webinar-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.tag {
  align-self: flex-start;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--green-light);
  background: rgba(28, 154, 108, 0.1);
  padding: 5px 11px;
  border-radius: 999px;
}
.webinar-card h3 { font-size: 1.1rem; }
.link-arrow { font-weight: 700; color: var(--blue); margin-top: 6px; transition: transform 0.25s var(--ease-bounce); display: inline-block; }
.link-arrow:hover { transform: translateX(4px); color: var(--green-light); }
.link-arrow-soon { color: var(--muted); font-weight: 600; cursor: default; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.about-copy { margin-top: 16px; font-size: 1.02rem; max-width: 46ch; }
.about-points { display: flex; flex-direction: column; gap: 24px; }
.point { padding: 18px 22px; border-left: 3px solid; border-image: var(--gradient-brand) 1; background: var(--bg-soft); border-radius: 0 16px 16px 0; }
.point h4 { color: var(--ink); font-size: 1rem; margin-bottom: 6px; }
.point p { font-size: 0.92rem; }

/* ---------- Signature black band (CTA + footer) ---------- */
.cta-final { background: var(--black); text-align: center; position: relative; overflow: hidden; }
.cta-final::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(28, 154, 108, 0.22), transparent 55%),
              radial-gradient(ellipse at 75% 80%, rgba(46, 111, 184, 0.22), transparent 55%);
  pointer-events: none;
}
.cta-final-inner { position: relative; z-index: 1; }
.cta-final-inner h2 { color: #fff; }
.cta-final-inner p { color: rgba(255, 255, 255, 0.68); margin: 14px 0 30px; }
.cta-final .btn-primary { box-shadow: 0 14px 34px rgba(28, 154, 108, 0.35); }

.site-footer { background: var(--black); padding: 44px 0; border-top: 1px solid rgba(255, 255, 255, 0.08); }
.site-footer .brand-name { color: #fff; }
.site-footer .brand-name small { color: rgba(255, 255, 255, 0.5); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-inner p { color: rgba(255, 255, 255, 0.5); font-size: 0.85rem; }

/* ---------- Reveal animation (con cascada por nth-child) ---------- */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

.niche-card:nth-child(1), .pillar:nth-child(1), .service-row:nth-child(1), .webinar-card:nth-child(1) { transition-delay: 0s; }
.niche-card:nth-child(2), .pillar:nth-child(2), .service-row:nth-child(2), .webinar-card:nth-child(2) { transition-delay: 0.08s; }
.niche-card:nth-child(3), .pillar:nth-child(3), .service-row:nth-child(3), .webinar-card:nth-child(3) { transition-delay: 0.16s; }
.service-row:nth-child(4) { transition-delay: 0.24s; }
.service-row:nth-child(5) { transition-delay: 0.32s; }

/* ---------- Hero cursor spotlight ---------- */
.hero-spotlight {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 30%), rgba(28, 154, 108, 0.1), transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.hero:hover .hero-spotlight { opacity: 1; }

/* ---------- Magnetic buttons ---------- */
.magnetic { will-change: transform; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .pillar { transform: none !important; }
}

/* ---------- AI Chat widget ---------- */
.ai-chat { position: fixed; right: 22px; bottom: 22px; z-index: 200; }
.ai-chat-toggle {
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--gradient-brand);
  border: none;
  cursor: pointer;
  display: grid; place-items: center;
  color: #fff;
  box-shadow: 0 14px 30px rgba(11, 42, 74, 0.3);
  position: relative;
  transition: transform 0.3s var(--ease-bounce);
}
.ai-chat-toggle:hover { transform: scale(1.08) translateY(-2px); }
.ai-chat-toggle-dot { position: absolute; top: 4px; right: 4px; width: 10px; height: 10px; border-radius: 50%; background: var(--green-light); border: 2px solid #fff; }
.ai-chat-panel {
  position: absolute;
  bottom: 74px; right: 0;
  width: min(360px, 88vw);
  max-height: 70vh;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  display: none;
  flex-direction: column;
  overflow: hidden;
}
.ai-chat.is-open .ai-chat-panel { display: flex; }
.ai-chat-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 18px; border-bottom: 1px solid var(--border-soft); background: var(--bg-soft); }
.ai-chat-head-brand { display: flex; align-items: center; gap: 10px; }
.ai-chat-avatar { width: 34px; height: 34px; border-radius: 10px; background: var(--gradient-brand); color: #fff; font-weight: 800; display: grid; place-items: center; }
.ai-chat-head-brand strong { display: block; font-size: 0.92rem; }
.ai-chat-head-brand span { display: block; font-size: 0.72rem; color: var(--muted); }
.ai-chat-close { background: none; border: none; color: var(--muted); font-size: 1.4rem; cursor: pointer; line-height: 1; }
.ai-chat-close:hover { color: var(--ink); }
.ai-chat-messages { flex: 1; overflow-y: auto; padding: 16px 18px; display: flex; flex-direction: column; gap: 12px; max-height: 340px; }
.ai-chat-msg { font-size: 0.88rem; line-height: 1.5; padding: 10px 14px; border-radius: 12px; max-width: 88%; }
.ai-chat-msg-bot { background: var(--bg-soft); color: var(--ink); align-self: flex-start; border-bottom-left-radius: 4px; }
.ai-chat-msg-user { background: var(--gradient-brand); color: #fff; align-self: flex-end; border-bottom-right-radius: 4px; font-weight: 500; }
.ai-chat-msg-error { background: rgba(220, 60, 60, 0.1); color: #b33; align-self: flex-start; }
.ai-chat-form { display: flex; gap: 8px; padding: 14px; border-top: 1px solid var(--border-soft); }
.ai-chat-form input { flex: 1; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; padding: 10px 16px; color: var(--ink); font-family: inherit; font-size: 0.88rem; }
.ai-chat-form input:focus { outline: 2px solid var(--blue-light); outline-offset: 1px; }
.ai-chat-form button { width: 38px; height: 38px; border-radius: 50%; border: none; background: var(--gradient-brand); color: #fff; font-size: 1.1rem; cursor: pointer; flex-shrink: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: 1fr; }
  .service-row { grid-template-columns: 48px 1fr; }
  .service-row-arrow { display: none; }
}

@media (max-width: 760px) {
  .main-nav { position: fixed; inset: 80px 0 0 0; background: #fff; flex-direction: column; align-items: flex-start; padding: 30px 24px; gap: 8px; transform: translateX(100%); transition: transform 0.3s var(--ease-bounce); border-top: 1px solid var(--border-soft); }
  .main-nav.is-open { transform: translateX(0); }
  .nav-toggle { display: flex; }
  .grid-3 { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .card-a, .card-b { position: static; margin-top: 12px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .ai-chat { right: 14px; bottom: 14px; }
  .ai-chat-panel { width: min(340px, 92vw); }
}