/* ==========================================================================
   Internet para Negocios — Estilos
   Mobile-first. Paleta inspirada en el lenguaje visual de DIRECTV.com:
   navy profundo + azul + azul eléctrico + blanco.
   ========================================================================== */

:root {
  /* Colores */
  --color-navy: #071C35;         /* navy profundo */
  --color-navy-800: #0B2545;
  --color-navy-900: #04101F;     /* navy muy oscuro — footer */
  --color-blue: #0057B8;         /* azul principal de marca */
  --color-electric: #00A8E0;     /* azul brillante / eléctrico — detalles y estados */
  --color-blue-100: #F0F8FC;     /* azul muy claro — fondos secundarios */
  --color-accent: #0176F5;       /* color de acento — azul del logo, EXCLUSIVO para llamadas */
  --color-accent-600: #0161CC;
  --color-accent-light: #02BAFE;
  --color-white: #ffffff;
  --color-gray-50: #f7f9fb;
  --color-gray-100: #eef1f6;
  --color-gray-200: #E8EDF2;     /* bordes / separadores */
  --color-gray-400: #93a0b3;
  --color-gray-600: #57647a;
  --color-gray-800: #202b3d;

  /* Tipografía */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Manrope', 'Inter', sans-serif;

  /* Layout */
  --container-w: 1180px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(7, 28, 53, 0.07), 0 1px 3px rgba(7, 28, 53, 0.09);
  --shadow-md: 0 8px 24px rgba(7, 28, 53, 0.12);
  --shadow-lg: 0 20px 48px rgba(4, 16, 31, 0.32);
  --header-h: 64px;
  --mobile-bar-h: 64px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-gray-800);
  background: var(--color-white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p { margin: 0; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }

.container {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-navy);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--color-electric);
  outline-offset: 2px;
}

h1, h2, h3 { font-family: var(--font-display); color: var(--color-navy); font-weight: 800; line-height: 1.15; }
h1 { font-size: clamp(2rem, 7vw, 3.4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 5vw, 2.4rem); letter-spacing: -0.01em; }
h3 { font-size: 1.1rem; }

.eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-blue);
  margin: 0 0 8px;
}
.eyebrow-on-dark { color: var(--color-electric); }

.section-head { max-width: 720px; margin: 0 0 36px; }
.section-sub { color: var(--color-gray-600); font-size: 1.02rem; margin-top: 12px; }

section { padding: 56px 0; position: relative; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
  min-height: 48px;
  white-space: nowrap;
}
.btn:active { transform: scale(0.98); }
.btn .icon { flex-shrink: 0; }

/* COLOR DE ACENTO = LLAMADA — único color usado en todos los CTA de tel: */
.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: #fff;
  box-shadow: 0 8px 22px rgba(1, 118, 245, 0.38);
}
.btn-primary:hover { background: linear-gradient(135deg, var(--color-accent-600) 0%, var(--color-accent) 100%); }

.btn-lg { padding: 16px 28px; font-size: 1.05rem; }
.btn-xl { padding: 18px 34px; font-size: 1.15rem; }
.btn-block { width: 100%; }

/* CTA secundario — discreto, mismo destino de llamada, menor peso visual que el primario */
.btn-secondary {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.5);
  box-shadow: none;
}
.btn-secondary:hover { border-color: #fff; background: rgba(255,255,255,0.08); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(255,255,255,0.97);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--color-gray-200);
  height: var(--header-h);
}
.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark { display: flex; }
.brand-mark img { width: 38px; height: 38px; object-fit: contain; }
.footer-brand-row { display: flex; align-items: center; gap: 10px; }
.footer-logo { width: 34px; height: 34px; object-fit: contain; }
.brand-name { font-family: var(--font-display); font-weight: 800; color: var(--color-navy); font-size: 1.05rem; }

.main-nav ul { display: flex; gap: 20px; }
.main-nav a { font-weight: 600; font-size: 0.95rem; color: var(--color-gray-800); }
.main-nav a:hover { color: var(--color-blue); }
.main-nav li:last-child a { color: var(--color-accent); font-weight: 800; }

.header-actions { display: flex; align-items: center; gap: 10px; }
.header-phone { display: none; align-items: center; gap: 6px; font-weight: 700; color: var(--color-navy); font-size: 0.95rem; }
.header-cta { padding: 10px 16px; min-height: 40px; font-size: 0.92rem; }

.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
}
.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform .2s ease, opacity .2s ease;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Menú mobile */
@media (max-width: 899px) {
  .main-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    background: #fff;
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: transform .18s ease, opacity .18s ease;
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .main-nav.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav ul { flex-direction: column; gap: 0; padding: 8px 20px 20px; }
  .main-nav li { border-bottom: 1px solid var(--color-gray-100); }
  .main-nav a { display: block; padding: 14px 0; }
  .header-cta { display: none; }
}
@media (min-width: 900px) {
  .menu-toggle { display: none; }
  .header-phone { display: inline-flex; }
}

/* ---------- Hero — navy + azul, tratamiento visual trabajado ---------- */
.hero {
  position: relative;
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-800) 55%, var(--color-blue) 130%);
  padding: 44px 0 52px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-grid { width: 100%; height: 100%; display: block; }
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 32px;
}
.hero-copy .eyebrow { margin-bottom: 10px; }
.hero h1 { color: #fff; }
.hero-sub {
  font-size: 1.08rem;
  color: #c3d3e8;
  margin: 16px 0 24px;
  max-width: 52ch;
}
.hero-ctas { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.hero-cta-primary { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; width: 100%; }
.hero-ctas .btn { width: 100%; }
.hero-phone-under { font-size: 0.88rem; font-weight: 600; color: #9fb3cd; }

.hero-availability {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--color-electric);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.hero-availability:hover { color: #fff; }

.hero-trust {
  margin-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.hero-trust li {
  font-size: 0.92rem;
  color: #b6c7de;
  padding-left: 22px;
  position: relative;
}
.hero-trust li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-electric);
  font-weight: 700;
}

.hero-media { display: flex; flex-direction: column; justify-content: center; }
.hero-photo-frame {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-photo-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---------- Transparencia (franja discreta, cerca del hero) ---------- */
.transparency-note { background: var(--color-blue-100); padding: 16px 0; border-bottom: 1px solid var(--color-gray-200); }
.transparency-note p { font-size: 0.86rem; color: var(--color-gray-600); text-align: center; max-width: 820px; margin: 0 auto; }
.transparency-note strong { color: var(--color-navy); }

/* ---------- Soluciones ---------- */
.solutions { background: #fff; padding: 64px 0; }
.solutions-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
.solution-card {
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 24px;
}
.solution-icon {
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 10px;
  background: var(--color-blue-100);
  color: var(--color-blue);
  margin-bottom: 14px;
}
.solution-card h3 { font-family: var(--font-display); font-size: 1.05rem; color: var(--color-navy); margin-bottom: 6px; }
.solution-card p { font-size: 0.92rem; color: var(--color-gray-600); }
@media (min-width: 640px) { .solutions-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1000px) { .solutions-grid { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Por qué llamar: layout con foto ---------- */
.benefits-layout { display: grid; gap: 24px; align-items: center; }
.benefits-photo-frame {
  order: -1;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.benefits-photo-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-illustrative-note {
  font-size: 0.72rem;
  color: #7c92b0;
  text-align: right;
  margin-top: 6px;
}
.photo-illustrative-note-center { text-align: center; color: var(--color-gray-400); }
@media (min-width: 900px) {
  .benefits-layout { grid-template-columns: 1.1fr 0.9fr; gap: 32px; }
  .benefits-photo-frame { order: initial; }
}

/* ---------- Páginas legales / institucionales ---------- */
.legal-page { padding: 56px 0 88px; }
.legal-container { max-width: 760px; }
.legal-container h1 { font-family: var(--font-display); font-size: 2rem; color: var(--color-navy); margin: 8px 0 6px; }
.legal-container h2 { font-family: var(--font-display); font-size: 1.2rem; color: var(--color-navy); margin: 32px 0 10px; }
.legal-container p { color: var(--color-gray-600); margin-bottom: 4px; }
.legal-container p a { color: var(--color-blue); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.legal-updated { font-size: 0.85rem; color: var(--color-gray-400); margin-bottom: 24px; }

/* ---------- Proveedores y marcas ---------- */
.providers-note { background: var(--color-navy-900); padding: 48px 0; text-align: center; }
.providers-note .eyebrow { color: var(--color-electric); }
.providers-note h2 { color: #fff; font-family: var(--font-display); font-size: 1.5rem; margin: 8px 0 14px; }
.providers-note p { color: #b6c7de; max-width: 640px; margin: 0 auto 10px; font-size: 0.96rem; }
.providers-disclaimer { font-size: 0.8rem; color: #7c92b0; }

/* ---------- Franja de valor (blanco) ---------- */
.benefits-bar { background: #fff; padding: 20px 0; border-bottom: 1px solid var(--color-gray-200); }
.benefits-bar-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  justify-content: center;
}
.benefit-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-navy);
  font-size: 0.88rem;
  font-weight: 600;
}
.benefit-chip .icon { color: var(--color-blue); flex-shrink: 0; }

/* ---------- Franja CTA intermedia ---------- */
.mid-cta { background: #fff; padding: 28px 0; }
.mid-cta-inner {
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: center;
  text-align: center;
}
.mid-cta-text { font-weight: 600; color: var(--color-navy); font-size: 1.02rem; }

/* ---------- Opciones (azul claro) ---------- */
.plans { background: var(--color-blue-100); }
.plans-disclaimer {
  max-width: 760px;
  margin: -8px auto 32px;
  padding: 16px 20px;
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-left: 4px solid var(--color-blue);
  border-radius: 8px;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--color-gray-600);
}
.plan-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
.plan-card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 26px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
}
.plan-card-featured {
  border-color: var(--color-blue);
  box-shadow: var(--shadow-md);
}
.plan-badge {
  position: absolute;
  top: -13px;
  left: 24px;
  background: var(--color-blue);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
}
.plan-card-head h3 { margin-bottom: 8px; }
.plan-card-head p { color: var(--color-gray-600); font-size: 0.94rem; margin-bottom: 18px; }
.plan-features { display: flex; flex-direction: column; gap: 9px; margin-bottom: 18px; flex-grow: 1; }
.plan-features li {
  font-size: 0.92rem;
  color: var(--color-gray-800);
  padding-left: 22px;
  position: relative;
}
.plan-features li::before {
  content: "";
  position: absolute;
  left: 0; top: 6px;
  width: 8px; height: 8px;
  border-radius: 2px;
  background: var(--color-electric);
}
.plan-price-note {
  font-size: 0.86rem;
  color: var(--color-gray-600);
  font-style: italic;
  margin-bottom: 16px;
}
.plans-disclaimer, .fit-disclaimer {
  font-size: 0.82rem;
  color: var(--color-gray-400);
  margin-top: 28px;
  max-width: 74ch;
}

/* ---------- Encuentra tu opción (azul claro, continúa Opciones) ---------- */
.find-fit { background: var(--color-blue-100); }
.fit-grid { display: grid; gap: 18px; grid-template-columns: 1fr; }
.fit-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--color-gray-200);
}
.fit-icon {
  width: 46px; height: 46px;
  display: flex; align-items: center; justify-content: center;
  background: var(--color-navy);
  color: var(--color-electric);
  border-radius: 12px;
  margin-bottom: 14px;
}
.fit-card h3 { margin-bottom: 8px; font-size: 1.05rem; }
.fit-card p { color: var(--color-gray-600); font-size: 0.92rem; }

.center-cta { display: flex; justify-content: center; margin-top: 32px; }

/* ---------- Tipos de negocio (blanco) ---------- */
.business-types { background: #fff; }
.types-grid { display: grid; gap: 16px; grid-template-columns: repeat(2, 1fr); }
.type-card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 18px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.type-card:hover { border-color: var(--color-blue); box-shadow: var(--shadow-sm); }
.type-emoji { font-size: 1.6rem; display: block; margin-bottom: 8px; }
.type-card h3 { font-size: 0.98rem; margin-bottom: 6px; }
.type-card p { font-size: 0.85rem; color: var(--color-gray-600); }

/* ---------- Por qué llamar (navy) ---------- */
.benefits { background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-800) 100%); }
.benefits .eyebrow { color: var(--color-electric); }
.benefits h2 { color: #fff; }
.benefits-grid { display: grid; gap: 14px; grid-template-columns: 1fr; margin-top: 8px; }
.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: #d7e3f4;
  font-size: 0.95rem;
  font-weight: 600;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
}
.benefit-check { color: var(--color-electric); font-weight: 800; }

/* ---------- Proceso (blanco) ---------- */
.process { background: #fff; }
.process-steps { display: grid; gap: 20px; grid-template-columns: 1fr; counter-reset: step; }
.process-step {
  background: var(--color-gray-50);
  border-radius: var(--radius-md);
  padding: 24px;
  border: 1px solid var(--color-gray-200);
}
.process-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  background: var(--color-blue);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 800;
  border-radius: 50%;
  margin-bottom: 14px;
}
.process-step h3 { margin-bottom: 8px; }
.process-step p { color: var(--color-gray-600); font-size: 0.92rem; }

/* ---------- FAQ (azul claro) ---------- */
.faq { background: var(--color-blue-100); }
.faq-list { border-top: 1px solid var(--color-gray-200); }
.faq-item { border-bottom: 1px solid var(--color-gray-200); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 4px;
  text-align: left;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-navy);
}
.faq-icon {
  flex-shrink: 0;
  width: 26px; height: 26px;
  display: flex; align-items: center; justify-content: center;
  background: #fff;
  color: var(--color-blue);
  border-radius: 50%;
  font-weight: 700;
  transition: transform .2s ease;
}
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease, padding .25s ease;
  padding: 0 4px;
}
.faq-answer p { color: var(--color-gray-600); font-size: 0.94rem; padding-bottom: 4px; }
.faq-item.is-open .faq-answer { max-height: 240px; padding-bottom: 16px; }

/* ---------- CTA final (navy + azul) ---------- */
.final-cta {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-blue) 140%);
  text-align: center;
}
.final-cta-inner { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.final-cta h2 { color: #fff; max-width: 20ch; }
.final-cta p { color: #cbdcf2; max-width: 52ch; font-size: 1.02rem; }
.final-cta-number { color: #fff; font-weight: 700; font-size: 1.1rem; margin-top: 4px; }

/* ---------- Footer (navy muy oscuro) ---------- */
.site-footer { background: var(--color-navy-900); color: #b7c6dd; padding: 48px 0 0; }
.footer-inner { display: grid; gap: 32px; padding-bottom: 32px; }
.footer-brand .brand-name { color: #fff; font-size: 1.1rem; }
.footer-operated-by { margin: 4px 0 0; font-size: 0.76rem; font-weight: 600; color: #7c92b0; letter-spacing: 0.01em; }
.footer-brand p { margin: 12px 0 18px; font-size: 0.9rem; color: #93a7c4; max-width: 40ch; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.footer-col h4 { color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 12px; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: #93a7c4; font-size: 0.92rem; }
.footer-col a:hover { color: var(--color-electric); }
.footer-legal {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 20px 100px;
}
.footer-legal p { font-size: 0.76rem; color: #6a7f9c; line-height: 1.6; }

/* ---------- Barra fija mobile (llamada) ---------- */
.mobile-call-bar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 600;
  background: var(--color-navy);
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  box-shadow: 0 -6px 20px rgba(0,0,0,0.28);
}
.mobile-call-bar-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  color: #fff;
  font-weight: 800;
  font-size: 1.02rem;
  padding: 14px;
  border-radius: var(--radius-sm);
  min-height: 50px;
}

body { padding-bottom: 0; }
@media (max-width: 899px) {
  body { padding-bottom: var(--mobile-bar-h); }
}
@media (min-width: 900px) {
  .mobile-call-bar { display: none; }
}

/* ==========================================================================
   Tablet / Desktop
   ========================================================================== */
@media (min-width: 640px) {
  .hero-ctas { flex-direction: row; align-items: center; }
  .hero-cta-primary { width: auto; }
  .hero-ctas .btn { width: auto; }
  .types-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-links { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 768px) {
  .plan-grid { grid-template-columns: repeat(3, 1fr); }
  .fit-grid { grid-template-columns: repeat(3, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); }
  .benefits-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 900px) {
  section { padding: 88px 0; }
  .hero { padding: 68px 0 84px; }
  .hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
  .footer-inner { grid-template-columns: 1.2fr 1fr; }
  .types-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1100px) {
  h1 { font-size: 3.6rem; }
}