/* Urban Meile Landing v3 — Premium delivery + product tech */
:root {
  --um-blue: #2563eb;
  --um-blue-dark: #1d4ed8;
  --um-blue-light: #3b82f6;
  --um-navy: #0f172a;
  --um-navy-soft: #1e293b;
  --um-slate-50: #f8fafc;
  --um-slate-100: #f1f5f9;
  --um-slate-200: #e2e8f0;
  --um-slate-300: #cbd5e1;
  --um-slate-400: #94a3b8;
  --um-slate-500: #64748b;
  --um-slate-600: #475569;
  --um-white: #ffffff;
  --um-green: #22c55e;
  --um-green-dark: #16a34a;
  --um-orange: #f97316;
  --um-orange-soft: #fb923c;
  --um-yellow: #fbbf24;

  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 999px;

  --shadow-xs: 0 1px 2px 0 rgb(15 23 42 / 0.03);
  --shadow-sm: 0 1px 3px 0 rgb(15 23 42 / 0.04), 0 1px 2px -1px rgb(15 23 42 / 0.04);
  --shadow: 0 4px 6px -1px rgb(15 23 42 / 0.04), 0 2px 4px -2px rgb(15 23 42 / 0.04);
  --shadow-md: 0 10px 15px -3px rgb(15 23 42 / 0.05), 0 4px 6px -4px rgb(15 23 42 / 0.05);
  --shadow-lg: 0 20px 25px -5px rgb(15 23 42 / 0.06), 0 8px 10px -6px rgb(15 23 42 / 0.06);
  --shadow-blue: 0 8px 30px -8px rgb(37 99 235 / 0.22);
  --shadow-green: 0 8px 30px -8px rgb(34 197 94 / 0.22);

  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--um-white);
  color: var(--um-navy);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.container { width: 92%; max-width: 1180px; margin-inline: auto; }
.section { padding: 5.5rem 0; }
.section-alt { background: var(--um-slate-50); }

/* ========== ANIMATIONS ========== */
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-14px) rotate(2deg); }
}
@keyframes float-reverse {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(-2deg); }
}
@keyframes float-slow {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(1deg); }
}
@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.6; }
  50% { transform: scale(1.05); opacity: 0.3; }
  100% { transform: scale(0.95); opacity: 0.6; }
}
@keyframes slide-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.float-1 { animation: float 5s ease-in-out infinite; }
.float-2 { animation: float-reverse 6s ease-in-out infinite; }
.float-3 { animation: float-slow 7s ease-in-out infinite; }
.float-4 { animation: float 5.5s ease-in-out infinite 0.5s; }
.float-5 { animation: float-reverse 6.5s ease-in-out infinite 1s; }
.float-6 { animation: float-slow 8s ease-in-out infinite 1.5s; }

/* ========== HEADER ========== */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  background: rgba(255,255,255,0.88);
  backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--um-slate-200);
  transition: box-shadow .3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo {
  font-weight: 800; font-size: 1.25rem; color: var(--um-navy);
  letter-spacing: -0.03em; display: flex; align-items: center; gap: .6rem;
}
.logo-icon { flex-shrink: 0; }
.logo-icon svg { display: block; }
.logo-text { margin-top: 1px; }
.nav { display: none; align-items: center; gap: 2rem; }
.nav a {
  font-size: 0.88rem; font-weight: 500; color: var(--um-slate-500);
  transition: color .2s;
}
.nav a:hover { color: var(--um-blue); }
.nav .btn-sm {
  padding: .55rem 1.2rem; border-radius: var(--radius-full);
  background: var(--um-blue); color: #fff; font-weight: 600; font-size: .82rem;
  transition: all .2s; box-shadow: var(--shadow-blue);
}
.nav .btn-sm:hover { background: var(--um-blue-dark); transform: translateY(-1px); }

/* ========== MOBILE MENU ========== */
.menu-toggle {
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  width: 44px; height: 44px; border-radius: 10px;
  background: transparent; border: 1px solid var(--um-slate-200);
  color: var(--um-navy); cursor: pointer;
  gap: 5px; transition: all .2s;
}
.menu-toggle:hover { background: var(--um-slate-50); border-color: var(--um-slate-300); }
.menu-toggle span {
  display: block; width: 20px; height: 2px;
  background: var(--um-navy); border-radius: 2px;
  transition: all .3s ease;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(80vw, 320px);
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px) saturate(180%);
  border-left: 1px solid var(--um-slate-200);
  box-shadow: -10px 0 40px rgba(15,23,42,0.12);
  padding: 5rem 1.5rem 2rem;
  display: flex; flex-direction: column; gap: .1rem;
  transform: translateX(100%); opacity: 0;
  transition: transform .35s cubic-bezier(.32,.72,0,1), opacity .25s;
  z-index: 199;
  pointer-events: none;
}
.nav-mobile.open { transform: translateX(0); opacity: 1; pointer-events: auto; }
.nav-mobile a {
  padding: .85rem .5rem; font-size: 1.05rem; font-weight: 600;
  color: var(--um-navy); border-radius: 8px;
  transition: background .15s;
}
.nav-mobile a:hover { background: var(--um-slate-50); color: var(--um-blue); }
.nav-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.35);
  opacity: 0; pointer-events: none; transition: opacity .3s;
  z-index: 198;
}
.nav-overlay.open { opacity: 1; pointer-events: auto; }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem; padding: .9rem 1.8rem; border-radius: var(--radius-full);
  font-weight: 600; font-size: .95rem; border: none; cursor: pointer;
  transition: all .25s ease; line-height: 1;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--um-blue), var(--um-blue-dark));
  color: #fff; box-shadow: var(--shadow-blue);
}
.btn-primary:hover { box-shadow: 0 12px 36px -8px rgb(37 99 235 / 0.35); }
.btn-secondary {
  background: var(--um-white); color: var(--um-navy-soft);
  border: 1.5px solid var(--um-slate-200);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover { border-color: var(--um-slate-300); background: var(--um-slate-50); }
.btn-white {
  background: #fff; color: var(--um-blue-dark); font-weight: 700;
  box-shadow: var(--shadow-md);
}
.btn-white:hover { background: var(--um-slate-50); }
.btn-ghost {
  background: rgba(255,255,255,0.08); color: #fff;
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-ghost:hover { background: rgba(255,255,255,0.14); }

/* ========== HERO ========== */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(180deg, #fff 0%, var(--um-slate-50) 50%, #fff 100%);
  padding: 8rem 0 5rem;
}
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(37,99,235,0.06) 0%, transparent 45%),
    radial-gradient(circle at 80% 70%, rgba(34,197,94,0.04) 0%, transparent 40%);
  pointer-events: none;
}
.hero-line-bg {
  position: absolute; inset: 0; opacity: .35;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg stroke='%23e2e8f0' stroke-width='1'%3E%3Cpath d='M0 0h60v60H0z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; }
.hero-layout {
  display: grid; gap: 3.5rem; align-items: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .35rem .85rem; border-radius: var(--radius-full);
  font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  background: var(--um-slate-100); color: var(--um-slate-600); border: 1px solid var(--um-slate-200);
  margin-bottom: 1.25rem;
}
.hero-badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--um-green); box-shadow: 0 0 0 3px rgba(34,197,94,0.2); }
.hero h1 {
  font-size: clamp(2rem, 5.5vw, 3.6rem);
  font-weight: 800; line-height: 1.08; letter-spacing: -0.035em;
  color: var(--um-navy); max-width: 18ch;
}
.hero h1 span { color: var(--um-blue); }
.hero p {
  margin-top: 1.25rem; font-size: 1.08rem;
  color: var(--um-slate-500); max-width: 50ch; line-height: 1.7;
}
.hero-actions {
  margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: .8rem;
}

/* Hero visual composition */
.hero-visual {
  position: relative; display: flex; justify-content: center; align-items: center;
  min-height: 380px;
}
.hero-mockup-center {
  position: relative; z-index: 10;
  width: 100%; max-width: 360px;
  background: var(--um-white); border-radius: var(--radius-xl);
  border: 1px solid var(--um-slate-200);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.hero-mockup-header {
  height: 32px; background: var(--um-slate-100);
  border-bottom: 1px solid var(--um-slate-200);
  display: flex; align-items: center; gap: 6px; padding: 0 14px;
}
.hero-mockup-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--um-slate-300); }
.hero-mockup-body {
  padding: 18px; display: grid; gap: 12px;
}
.hero-mockup-card {
  background: var(--um-slate-50); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius); padding: 12px;
  display: flex; align-items: center; gap: 10px;
}
.hero-mockup-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--um-blue), var(--um-blue-dark));
  display: grid; place-items: center; color: #fff; font-size: .7rem; font-weight: 800;
}
.hero-mockup-lines { display: flex; flex-direction: column; gap: 5px; flex: 1; }
.hero-mockup-line { height: 7px; border-radius: 4px; background: var(--um-slate-200); }
.hero-mockup-line.short { width: 55%; }
.hero-mockup-map {
  background: linear-gradient(135deg, #dbeafe, #eff6ff);
  border-radius: var(--radius); height: 90px; position: relative; overflow: hidden;
}
.hero-mockup-route {
  position: absolute; top: 50%; left: 15%; right: 20%; height: 3px;
  background: linear-gradient(90deg, var(--um-blue), var(--um-green));
  border-radius: 3px; transform: translateY(-50%);
}
.hero-mockup-pin {
  position: absolute; width: 10px; height: 10px; border-radius: 50%;
  background: var(--um-blue); border: 2.5px solid #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}
.hero-mockup-pin.a { top: 42%; left: 14%; }
.hero-mockup-pin.b { top: 52%; right: 18%; }
.hero-mockup-eta {
  position: absolute; top: 10px; right: 10px;
  background: var(--um-navy); color: #fff; font-size: .65rem; font-weight: 700;
  padding: 3px 8px; border-radius: var(--radius-full);
}

/* Floating food items */
.food-float {
  position: absolute; z-index: 20;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,0.08));
}
.food-float.burger { top: -20px; left: -10px; width: 80px; }
.food-float.pizza { top: 60px; right: -20px; width: 90px; }
.food-float.sushi { bottom: 40px; left: -30px; width: 75px; }
.food-float.poke { bottom: -10px; right: 10px; width: 85px; }
.food-float.fries { top: 30%; left: -50px; width: 70px; }
.food-float.drink { top: 10%; right: -45px; width: 65px; }
.food-float.taco { top: -25px; left: -20px; width: 70px; }
.food-float.coffee { bottom: 20px; right: -15px; width: 60px; }
.food-float.donut { top: 50%; left: -40px; width: 65px; }

.bg-decor { position: absolute; z-index: 0; pointer-events: none; }
.bg-restaurant { bottom: -30px; right: -40px; opacity: 0.25; }
.bg-map { top: -40px; right: -50px; opacity: 0.2; }
#solucion, #ahorro, #plataforma { position: relative; overflow: hidden; }

/* ========== HIGHLIGHT BAND ========== */
.highlight-band {
  background: var(--um-white); border-top: 1px solid var(--um-slate-200);
  border-bottom: 1px solid var(--um-slate-200);
  padding: 2rem 0;
}
.highlight-list {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.25rem;
}
.highlight-item {
  display: flex; align-items: center; gap: .75rem;
  font-size: .88rem; font-weight: 600; color: var(--um-slate-600);
}
.highlight-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--um-blue), var(--um-blue-dark));
  display: grid; place-items: center; color: #fff; flex-shrink: 0;
  box-shadow: var(--shadow-blue);
}

/* ========== SECTION HEADERS ========== */
.section-header { max-width: 680px; margin-bottom: 3.5rem; }
.section-header.center { text-align: center; margin-inline: auto; }
.section-label {
  display: inline-flex; align-items: center; gap: .4rem;
  padding: .3rem .7rem; border-radius: var(--radius-full);
  font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em;
  background: var(--um-slate-100); color: var(--um-blue); border: 1px solid var(--um-slate-200);
  margin-bottom: .9rem;
}
.section-title {
  font-size: clamp(1.6rem, 3.8vw, 2.4rem);
  font-weight: 800; letter-spacing: -0.03em; color: var(--um-navy); line-height: 1.15;
}
.section-subtitle {
  color: var(--um-slate-500); margin-top: .7rem;
  font-size: 1.05rem; line-height: 1.7;
}

/* ========== CARDS ========== */
.card-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.25rem;
}
.card {
  background: var(--um-white); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius-lg); padding: 1.8rem;
  box-shadow: var(--shadow-sm); transition: all .3s ease;
}
.card:hover {
  transform: translateY(-5px); box-shadow: var(--shadow-md);
  border-color: var(--um-slate-300);
}
.card-icon {
  width: 46px; height: 46px; border-radius: var(--radius);
  display: grid; place-items: center; margin-bottom: 1.1rem;
  background: linear-gradient(135deg, var(--um-blue), var(--um-blue-dark));
  color: #fff; box-shadow: var(--shadow-blue);
}
.card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: .4rem; }
.card p { font-size: .9rem; color: var(--um-slate-500); line-height: 1.65; }

/* ========== PROBLEM (visual impact) ========== */
.problem-grid { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.problem-card {
  background: var(--um-white); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius-lg); padding: 1.4rem 1.6rem;
  box-shadow: var(--shadow-sm); display: flex; align-items: flex-start; gap: 1rem;
  transition: all .25s;
}
.problem-card:hover { border-color: var(--um-blue-light); box-shadow: var(--shadow); }
.problem-num {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--um-slate-100); color: var(--um-slate-400);
  display: grid; place-items: center; font-weight: 800; font-size: .8rem; flex-shrink: 0;
}
.problem-card:hover .problem-num { background: var(--um-blue); color: #fff; }
.problem-card h4 { font-size: .95rem; font-weight: 700; }
.problem-card p { font-size: .85rem; color: var(--um-slate-500); margin-top: .15rem; }

/* ========== PLATFORM (connected visual) ========== */
.platform-wrap { position: relative; }
.platform-grid {
  display: grid; grid-template-columns: 1fr; gap: 1.25rem;
  position: relative; z-index: 2;
}
.platform-card {
  background: var(--um-white); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius-lg); padding: 1.6rem;
  box-shadow: var(--shadow-sm); text-align: center; transition: all .3s;
}
.platform-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--um-blue-light); }
.platform-card .card-icon { margin: 0 auto 1rem; }
.platform-card h4 { font-size: 1rem; font-weight: 700; }
.platform-card p { font-size: .88rem; color: var(--um-slate-500); margin-top: .35rem; }
.platform-connector {
  display: none;
}

/* ========== FLOW TIMELINE ========== */
.flow-timeline {
  display: flex; flex-direction: column; gap: 0;
  position: relative;
}
.flow-timeline::before {
  content: ''; position: absolute; left: 24px; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(180deg, var(--um-blue), var(--um-green));
}
.flow-step {
  display: flex; align-items: flex-start; gap: 1.25rem;
  padding: 1.5rem 0; position: relative; z-index: 2;
}
.flow-step:first-child { padding-top: 0; }
.flow-step:last-child { padding-bottom: 0; }
.flow-bubble {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--um-blue), var(--um-blue-dark));
  color: #fff; display: grid; place-items: center;
  font-weight: 800; font-size: .9rem; flex-shrink: 0;
  box-shadow: var(--shadow-blue); border: 3px solid var(--um-white);
}
.flow-content { padding-top: .15rem; }
.flow-content h4 { font-size: 1.05rem; font-weight: 700; }
.flow-content p { font-size: .92rem; color: var(--um-slate-500); margin-top: .3rem; max-width: 52ch; }

/* ========== CALCULATOR (split premium) ========== */
.calc-section { background: linear-gradient(180deg, var(--um-slate-50) 0%, var(--um-white) 100%); }
.calc-split {
  display: grid; grid-template-columns: 1fr; gap: 3rem; align-items: center;
}
.calc-left h3 {
  font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 800; letter-spacing: -0.02em;
  margin-bottom: 1rem;
}
.calc-left p { color: var(--um-slate-500); font-size: 1.05rem; line-height: 1.7; max-width: 46ch; }
.calc-benefits { margin-top: 1.5rem; display: flex; flex-direction: column; gap: .7rem; }
.calc-benefit {
  display: flex; align-items: center; gap: .7rem;
  font-size: .92rem; font-weight: 600; color: var(--um-slate-700);
}
.calc-benefit svg { color: var(--um-green); flex-shrink: 0; }

.calc-card {
  background: var(--um-white); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius-xl); padding: 2rem;
  box-shadow: var(--shadow-lg);
}
.calc-header { margin-bottom: 1.5rem; padding-bottom: 1.25rem; border-bottom: 1px solid var(--um-slate-200); }
.calc-header-title { font-size: 1.05rem; font-weight: 700; color: var(--um-navy); }
.calc-header-sub { font-size: .82rem; color: var(--um-slate-400); margin-top: .25rem; }
.calc-group { margin-bottom: 1.1rem; }
.calc-group label {
  display: block; font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--um-slate-500); margin-bottom: .35rem;
}
.calc-group input {
  width: 100%; padding: .75rem 1rem; border-radius: var(--radius-sm);
  border: 1.5px solid var(--um-slate-200); font-size: 1rem; font-weight: 600;
  color: var(--um-navy); background: var(--um-slate-50);
  transition: all .2s;
}
.calc-group input:focus {
  outline: none; border-color: var(--um-blue-light);
  box-shadow: 0 0 0 3.5px rgb(59 130 246 / 0.1); background: #fff;
}
.calc-results { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-top: 1.25rem; }
.calc-result {
  background: var(--um-slate-50); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius); padding: .9rem; text-align: center;
}
.calc-result .label { font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--um-slate-400); }
.calc-result .value { font-size: 1.25rem; font-weight: 800; color: var(--um-navy); margin-top: .25rem; }
.calc-result.highlight {
  background: linear-gradient(135deg, var(--um-green), var(--um-green-dark));
  color: #fff; border-color: transparent;
  box-shadow: var(--shadow-green);
}
.calc-result.highlight .label { color: rgba(255,255,255,0.85); }
.calc-result.highlight .value { color: #fff; font-size: 1.5rem; }
.calc-note {
  margin-top: 1rem; font-size: .75rem; color: var(--um-slate-400);
  text-align: center;
}

/* ========== TECH ========== */
.tech-grid {
  display: grid; grid-template-columns: 1fr; gap: 1rem;
}
.tech-card {
  background: var(--um-white); border: 1px solid var(--um-slate-200);
  border-radius: var(--radius-lg); padding: 1.3rem;
  box-shadow: var(--shadow-sm); display: flex; align-items: flex-start; gap: 1rem;
  transition: all .25s;
}
.tech-card:hover { border-color: var(--um-blue-light); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.tech-card .card-icon { width: 40px; height: 40px; border-radius: 10px; margin-bottom: 0; }
.tech-card h4 { font-size: .95rem; font-weight: 700; }
.tech-card p { font-size: .85rem; color: var(--um-slate-500); margin-top: .15rem; }

/* ========== CTA FINAL ========== */
.cta-final {
  background: linear-gradient(135deg, var(--um-navy) 0%, #1a2744 100%);
  color: #fff; position: relative; overflow: hidden;
}
.cta-final::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 120%, rgba(37,99,235,0.15) 0%, transparent 50%),
              radial-gradient(circle at 70% -20%, rgba(34,197,94,0.1) 0%, transparent 40%);
}
.cta-final-inner { position: relative; z-index: 2; text-align: center; padding: 5.5rem 0; }
.cta-final h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; }
.cta-final p { margin: 1rem auto 0; max-width: 56ch; color: rgba(255,255,255,0.8); font-size: 1.05rem; }
.cta-final-actions { margin-top: 2rem; display: flex; flex-wrap: wrap; justify-content: center; gap: .8rem; }

/* ========== FOOTER ========== */
.footer {
  background: #0b1220; color: var(--um-slate-400);
  padding: 3.5rem 0 2rem; font-size: .88rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 2.5rem;
}
.footer-brand .logo { color: #fff; margin-bottom: .7rem; }
.footer-brand p { color: var(--um-slate-500); max-width: 32ch; line-height: 1.6; }
.footer h4 { color: #fff; font-size: .88rem; font-weight: 700; margin-bottom: .9rem; letter-spacing: .03em; }
.footer-links { display: flex; flex-direction: column; gap: .45rem; }
.footer a { color: var(--um-slate-400); transition: color .2s; }
.footer a:hover { color: #fff; }
.footer-bottom {
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center; font-size: .78rem; color: var(--um-slate-600);
}

/* ========== RESPONSIVE ========== */
@media (min-width: 640px) {
  .menu-toggle { display: none; }
  .nav-mobile, .nav-overlay { display: none; }
  .nav { display: flex; }
  .hero-layout { grid-template-columns: 1fr 1fr; }
  .highlight-list { grid-template-columns: repeat(3, 1fr); }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-grid { grid-template-columns: repeat(2, 1fr); }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-split { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .calc-results { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 900px) {
  .highlight-list { grid-template-columns: repeat(5, 1fr); }
  .card-grid { grid-template-columns: repeat(3, 1fr); }
  .problem-grid { grid-template-columns: repeat(3, 1fr); }
  .platform-grid { grid-template-columns: repeat(4, 1fr); }
  .tech-grid { grid-template-columns: repeat(3, 1fr); }
  .food-float.fries { left: -60px; }
  .food-float.drink { right: -55px; }
}