/* ═══════════════════════════════════════════════════
   Jimena Paredes Loli — Portafolio
   Dirección: editorial cálida · papel crema + azul profundo
   Tipografía: Fraunces (display) + Karla (texto)
   ═══════════════════════════════════════════════════ */

/* ---------- Tokens ---------- */
:root {
  /* Azules */
  --ink:        #0A1A2E;
  --navy:       #0F2947;
  --blue:       #14549B;
  --blue-bright:#2C82D6;
  --celeste:    #6FC5F5;
  --celeste-soft:#BEE4FA;
  --celeste-wash:#E8F4FD;

  /* Cálidos — lo que separa esta marca del azul corporativo */
  --cream:      #F6F1E8;
  --cream-deep: #EBE0CE;
  --paper:      #FDFBF7;
  --white:      #FFFFFF;

  /* Texto */
  --body:       #45607C;
  --muted:      #7590AB;
  --line:       #E2DED4;
  --line-cool:  #D8E7F4;

  /* Tipografía */
  --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --font-body:    'Karla', 'Helvetica Neue', Helvetica, sans-serif;

  /* Escala */
  --step--1: clamp(0.8rem, 0.77rem + 0.14vw, 0.88rem);
  --step-0:  clamp(1rem, 0.96rem + 0.2vw, 1.09rem);
  --step-1:  clamp(1.14rem, 1.06rem + 0.36vw, 1.34rem);
  --step-2:  clamp(1.38rem, 1.22rem + 0.72vw, 1.85rem);
  --step-3:  clamp(1.8rem, 1.45rem + 1.6vw, 2.85rem);
  --step-4:  clamp(2.4rem, 1.65rem + 3.4vw, 4.4rem);

  /* Forma */
  --radius:    4px;
  --radius-lg: 6px;
  --container: 1180px;
  --gutter:    clamp(1.25rem, 4vw, 2.5rem);

  --shadow-sm: 0 1px 3px rgba(10, 26, 46, 0.06);
  --shadow:    0 12px 32px rgba(10, 26, 46, 0.09);
  --shadow-lg: 0 28px 64px rgba(10, 26, 46, 0.16);

  --ease: cubic-bezier(0.22, 0.68, 0.35, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.72;
  color: var(--body);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  color: var(--ink);
  line-height: 1.14;
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
  font-weight: 500;
}

p { margin: 0 0 1em; }
img, svg { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--blue-bright); }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font: inherit; cursor: pointer; }
strong { font-weight: 700; color: var(--ink); }

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

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--ink); color: var(--white);
  padding: 0.75rem 1.25rem;
}
.skip-link:focus { left: 0; color: var(--white); }

/* ---------- Layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section { padding-block: clamp(4rem, 8.5vw, 7.5rem); position: relative; }
.section--cream { background: var(--cream); }
.section--dark { background: var(--ink); color: var(--celeste-soft); }
.section--dark h2, .section--dark h3 { color: var(--white); }

.section__head { max-width: 720px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section__title { font-size: var(--step-3); }
.section__lead { font-size: var(--step-1); color: var(--muted); margin: 0; max-width: 62ch; }
.section--dark .section__lead { color: #8FB2D0; }

/* Marcador editorial numerado */
.section__num {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 1rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.section__num::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line-cool);
  max-width: 90px;
}
.section__num--light { color: var(--celeste); }
.section__num--light::after { background: rgba(111, 197, 245, 0.28); }

.kicker {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 1.25rem;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  padding: 0.95rem 1.9rem;
  border-radius: var(--radius);
  border: 1.5px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
              background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn--primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 6px 18px rgba(20, 84, 155, 0.24);
}
.btn--primary:hover {
  background: var(--ink);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(10, 26, 46, 0.26);
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn--ghost:hover {
  background: var(--ink);
  color: var(--white);
  transform: translateY(-2px);
}
.section--dark .btn--ghost { color: var(--white); border-color: rgba(255,255,255,0.4); }
.section--dark .btn--ghost:hover { background: var(--white); color: var(--ink); border-color: var(--white); }
.btn--full { width: 100%; }

/* ═══════════ BARRA SUPERIOR ═══════════ */
.topbar {
  background: var(--ink);
  color: var(--celeste-soft);
  font-size: 0.82rem;
  position: relative;
  z-index: 101;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 40px;
  flex-wrap: wrap;
}
.topbar__msg { margin: 0; }
.topbar__contact { display: flex; align-items: center; gap: 0.7rem; }
.topbar__contact a { color: var(--celeste); font-weight: 600; }
.topbar__contact a:hover { color: var(--white); }
.topbar__contact span { color: rgba(255,255,255,0.25); }

/* ═══════════ HEADER ═══════════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(253, 251, 247, 0.9);
  backdrop-filter: saturate(150%) blur(12px);
  -webkit-backdrop-filter: saturate(150%) blur(12px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s var(--ease);
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 74px;
}

.logo { display: inline-flex; align-items: center; gap: 0.75rem; color: var(--ink); }
.logo__mark {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  flex-shrink: 0;
  border-radius: var(--radius);
}
.logo__text { display: flex; flex-direction: column; line-height: 1.2; }
.logo__text strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.logo__text em {
  font-style: normal;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.nav__list { display: flex; align-items: center; gap: 0.1rem; }
.nav__link {
  display: block;
  padding: 0.5rem 0.85rem;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--ink);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0.85rem; right: 0.85rem; bottom: 0.15rem;
  height: 1.5px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s var(--ease);
}
.nav__link:hover { color: var(--blue); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }
.nav__link.is-active { color: var(--blue); }

.nav__link--cta {
  background: var(--ink);
  color: var(--white);
  margin-left: 0.6rem;
  padding-inline: 1.35rem;
  border-radius: var(--radius);
}
.nav__link--cta::after { display: none; }
.nav__link--cta:hover, .nav__link--cta.is-active { background: var(--blue); color: var(--white); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.nav-toggle span {
  display: block; width: 20px; height: 1.5px;
  margin-inline: auto; background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ═══════════ HERO ═══════════ */
.hero {
  position: relative;
  padding-block: clamp(3.5rem, 8vw, 6.5rem) clamp(3.5rem, 8vw, 6rem);
  background:
    radial-gradient(ellipse 70% 60% at 78% 18%, rgba(111, 197, 245, 0.20), transparent 70%),
    radial-gradient(ellipse 60% 50% at 8% 88%, rgba(235, 224, 206, 0.75), transparent 70%),
    var(--paper);
  overflow: hidden;
}
/* Textura de grano: da atmósfera al papel */
.hero__grain {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.5;
  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='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.055'/%3E%3C/svg%3E");
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero__title {
  font-size: var(--step-4);
  font-weight: 500;
  letter-spacing: -0.03em;
  margin-bottom: 0.4em;
  font-variation-settings: 'SOFT' 20, 'WONK' 1;
}
.hero__title em {
  font-style: italic;
  font-weight: 400;
  color: var(--blue);
}
.hero__lead {
  font-size: var(--step-1);
  color: var(--body);
  max-width: 44ch;
  margin-bottom: 2.25rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 2.5rem; }

.hero__ticks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.75rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line);
}
.hero__ticks li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
}
.hero__ticks li::before {
  content: '';
  position: absolute; left: 0; top: 0.62em;
  width: 9px; height: 5px;
  border-left: 1.8px solid var(--blue);
  border-bottom: 1.8px solid var(--blue);
  transform: rotate(-45deg);
}

/* Retrato / marco del hero */
.hero__visual { position: relative; }
.hero__frame {
  position: relative;
  aspect-ratio: 4 / 5;
  background: linear-gradient(165deg, var(--navy) 0%, var(--ink) 55%, var(--blue) 130%);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.75rem;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero__frame::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 72% 22%, rgba(111, 197, 245, 0.34), transparent 62%);
}
.hero__initials {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -58%);
  font-family: var(--font-display);
  font-size: clamp(4rem, 9vw, 6.5rem);
  font-weight: 400;
  font-style: italic;
  color: rgba(255, 255, 255, 0.93);
  letter-spacing: 0.02em;
  z-index: 1;
}
.hero__frame-rule {
  position: relative; z-index: 1;
  width: 46px; height: 2px;
  background: var(--celeste);
  margin-bottom: 0.85rem;
}
.hero__frame-cap {
  position: relative; z-index: 1;
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--celeste-soft);
}

.float {
  position: absolute;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.float--palette {
  display: flex; gap: 0.45rem; padding: 0.75rem;
  bottom: 8%; left: -14%;
  animation: bob 7s var(--ease) infinite;
}
.swatch { width: 26px; height: 26px; border-radius: 3px; background: var(--c); }
.float--type {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.75rem 1rem;
  top: 7%; right: -12%;
  animation: bob 8s var(--ease) 1s infinite;
}
.float--type strong {
  display: grid; place-items: center;
  width: 34px; height: 34px;
  background: var(--cream);
  border-radius: 3px;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--ink);
}
.float--type span { font-size: 0.82rem; font-weight: 700; color: var(--ink); }

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* ═══════════ FRANJA DE CONFIANZA ═══════════ */
.trust {
  background: var(--ink);
  color: var(--celeste-soft);
  padding-block: clamp(2rem, 4vw, 3rem);
}
.trust__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem 2rem;
}
.trust__item { text-align: center; }
.trust__item strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 500;
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 0.25rem;
}
.trust__item span {
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: #8FB2D0;
}

/* ═══════════ SERVICIOS ═══════════ */
.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.service {
  background: var(--paper);
  padding: 2.25rem 1.85rem;
  transition: background 0.35s var(--ease), transform 0.35s var(--ease);
}
.service:hover { background: var(--white); }

.service__top { display: flex; align-items: center; gap: 0.9rem; margin-bottom: 1rem; }
.service__icon {
  display: grid; place-items: center;
  width: 44px; height: 44px;
  background: var(--celeste-wash);
  color: var(--blue);
  border-radius: var(--radius);
  flex-shrink: 0;
  transition: background 0.35s var(--ease), color 0.35s var(--ease);
}
.service__icon svg { width: 22px; height: 22px; }
.service:hover .service__icon { background: var(--blue); color: var(--white); }
.service h3 { font-size: var(--step-1); margin: 0; }

.service > p { font-size: 0.95rem; color: var(--muted); margin-bottom: 1.15rem; }

.service__list { display: grid; gap: 0.5rem; }
.service__list li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.9rem;
  color: var(--body);
}
.service__list li::before {
  content: '';
  position: absolute; left: 0; top: 0.72em;
  width: 5px; height: 5px;
  background: var(--celeste);
  border-radius: 50%;
}

/* ═══════════ BLOQUES EXPLICATIVOS ═══════════ */
.explain {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: clamp(1.75rem, 4vw, 3rem);
}
.explain__item { border-top: 2px solid var(--ink); padding-top: 1.5rem; }
.explain__item h3 { font-size: var(--step-2); margin-bottom: 0.75rem; }
.explain__item p { font-size: 0.96rem; }
.explain__item p:last-child { margin-bottom: 0; }

/* ═══════════ PROCESO ═══════════ */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.step {
  background: var(--ink);
  padding: 2rem 1.6rem;
  transition: background 0.35s var(--ease);
}
.step:hover { background: #0D2039; }
.step__num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 400;
  font-style: italic;
  line-height: 1;
  color: var(--celeste);
  margin-bottom: 0.9rem;
}
.step h3 { font-size: var(--step-1); margin-bottom: 0.45rem; }
.step p { font-size: 0.92rem; color: #8FB2D0; margin-bottom: 0.85rem; }
.step__deliver {
  font-size: 0.8rem !important;
  font-weight: 700;
  color: var(--celeste) !important;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 0 !important;
}

/* ═══════════ PROYECTOS ═══════════ */
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 2.25rem; }
.filter {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.5rem 1.15rem;
  border: 1.5px solid var(--line);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
  transition: all 0.25s var(--ease);
}
.filter:hover { border-color: var(--ink); }
.filter.is-active { background: var(--ink); border-color: var(--ink); color: var(--white); }

.projects {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.75rem;
}
.project {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.project:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.project.is-hidden { display: none; }

.project__thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.project__thumb::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 76% 24%, rgba(255,255,255,0.26), transparent 58%);
}
.project__thumb span {
  position: relative; z-index: 1;
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 400;
  font-style: italic;
  color: rgba(255, 255, 255, 0.94);
}
.project__thumb--1 { background: linear-gradient(140deg, #0A1A2E, #14549B); }
.project__thumb--2 { background: linear-gradient(140deg, #14549B, #6FC5F5); }
.project__thumb--3 { background: linear-gradient(140deg, #0F2947, #2C82D6); }
.project__thumb--4 { background: linear-gradient(140deg, #2C82D6, #BEE4FA); }
.project__thumb--5 { background: linear-gradient(140deg, #0A1A2E, #0F2947); }
.project__thumb--6 { background: linear-gradient(140deg, #14549B, #2C82D6); }

.project__body { padding: 1.5rem; }
.tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 0.55rem;
}
.project h3 { font-size: var(--step-1); margin-bottom: 0.4rem; }
.project p { font-size: 0.91rem; color: var(--muted); margin-bottom: 1rem; }

.chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.chips li {
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  background: var(--cream);
  color: var(--body);
  border-radius: 2px;
}

.projects__note { margin: 2.5rem 0 0; color: var(--muted); }

/* ═══════════ PLANES ═══════════ */
.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: start;
}
.plan {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.plan--featured {
  background: var(--ink);
  border-color: var(--ink);
  position: relative;
  box-shadow: var(--shadow);
}
.plan--featured .plan__name,
.plan--featured .plan__price { color: var(--white); }
.plan--featured .plan__for { color: var(--celeste); }
.plan--featured .plan__list li { color: var(--celeste-soft); }
.plan--featured .plan__list li::before { border-color: var(--celeste); }

.plan__badge {
  position: absolute;
  top: -1px; right: 1.5rem;
  background: var(--celeste);
  color: var(--ink);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 0 0 var(--radius) var(--radius);
}
.plan__name { font-size: var(--step-2); margin-bottom: 0.2rem; }
.plan__for { font-size: 0.88rem; color: var(--muted); margin-bottom: 1.25rem; }
.plan__price {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.4vw, 2.6rem);
  font-weight: 500;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}
.plan--featured .plan__price { border-bottom-color: rgba(255,255,255,0.14); }
.plan__cur {
  display: block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
.plan--featured .plan__cur { color: var(--celeste); }

.plan__list { display: grid; gap: 0.6rem; margin-bottom: 1.75rem; flex: 1; }
.plan__list li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.91rem;
  color: var(--body);
}
.plan__list li::before {
  content: '';
  position: absolute; left: 0; top: 0.55em;
  width: 9px; height: 5px;
  border-left: 1.8px solid var(--blue);
  border-bottom: 1.8px solid var(--blue);
  transform: rotate(-45deg);
}
.plans__note { margin: 2.25rem 0 0; font-size: 0.9rem; color: var(--muted); }

/* ═══════════ FAQ ═══════════ */
.faq { max-width: 820px; border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.35rem 0;
  font-family: var(--font-display);
  font-size: var(--step-1);
  font-weight: 500;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  transition: color 0.2s var(--ease);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary:hover { color: var(--blue); }
.faq__item summary::after {
  content: '';
  flex-shrink: 0;
  width: 13px; height: 13px;
  border-right: 1.8px solid var(--blue);
  border-bottom: 1.8px solid var(--blue);
  transform: rotate(45deg) translate(-3px, -3px);
  transition: transform 0.3s var(--ease);
}
.faq__item[open] summary::after { transform: rotate(225deg) translate(-3px, -3px); }
.faq__item[open] summary { color: var(--blue); }
.faq__body { padding-bottom: 1.5rem; max-width: 68ch; }
.faq__body p { font-size: 0.96rem; }
.faq__body p:last-child { margin-bottom: 0; }

/* ═══════════ SOBRE MÍ ═══════════ */
.about {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(2rem, 6vw, 4.5rem);
  align-items: center;
}
.about__visual { position: relative; }
.about__frame {
  aspect-ratio: 4 / 5;
  background: linear-gradient(160deg, var(--navy), var(--ink) 60%, var(--blue) 130%);
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.about__frame::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 70% 25%, rgba(111, 197, 245, 0.32), transparent 60%);
}
.about__frame span {
  position: relative; z-index: 1;
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 5rem);
  font-style: italic;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.95);
}
.about__accent {
  position: absolute;
  width: 55%; aspect-ratio: 1;
  border: 1.5px solid var(--blue);
  border-radius: var(--radius-lg);
  bottom: -20px; right: -20px;
  z-index: -1;
}

.about__points { margin: 1.5rem 0; display: grid; gap: 0.6rem; }
.about__points li {
  position: relative;
  padding-left: 1.6rem;
  color: var(--body);
}
.about__points li::before {
  content: '';
  position: absolute; left: 0; top: 0.6em;
  width: 9px; height: 5px;
  border-left: 1.8px solid var(--blue);
  border-bottom: 1.8px solid var(--blue);
  transform: rotate(-45deg);
}
.about__skills { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1.5rem; }
.about__skills span {
  font-size: 0.83rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--ink);
}

/* ═══════════ CONTACTO ═══════════ */
.section--contact { overflow: hidden; }
.section--contact::before {
  content: '';
  position: absolute;
  width: 560px; height: 560px;
  border-radius: 50%;
  background: rgba(111, 197, 245, 0.13);
  filter: blur(100px);
  top: -180px; right: -140px;
}
.contact {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 4.5rem);
  align-items: start;
}
.contact__lead { color: #8FB2D0; font-size: var(--step-1); margin-bottom: 2rem; }

.contact__links { display: grid; gap: 0.35rem; }
.contact__links a {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--celeste-soft);
  font-size: 0.96rem;
  padding: 0.55rem 0;
  transition: color 0.25s var(--ease), transform 0.25s var(--ease);
}
.contact__links a:hover { color: var(--white); transform: translateX(4px); }
.contact__links svg { width: 19px; height: 19px; flex-shrink: 0; color: var(--celeste); }

.contact__form {
  background: var(--paper);
  padding: clamp(1.75rem, 4vw, 2.35rem);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
.field { margin-bottom: 1.1rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.4rem;
}
.field label .opt { font-weight: 400; color: var(--muted); }
.field input,
.field select,
.field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue-bright);
  box-shadow: 0 0 0 3px rgba(44, 130, 214, 0.15);
}
.field input::placeholder, .field textarea::placeholder { color: #A9B9C8; }
.field.has-error input,
.field.has-error textarea { border-color: #C4485E; background: #FDF5F6; }

.error {
  display: block;
  min-height: 1.05em;
  font-size: 0.79rem;
  color: #B03D52;
  margin-top: 0.28rem;
}
.form__note {
  margin: 0.9rem 0 0;
  font-size: 0.87rem;
  text-align: center;
  color: var(--muted);
  min-height: 1.2em;
}
.form__note.is-ok { color: #14804A; font-weight: 700; }

/* ═══════════ FOOTER ═══════════ */
.site-footer {
  background: var(--ink);
  color: #8FB2D0;
  padding-block: clamp(2.5rem, 5vw, 3.5rem) 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
}
.footer__brand { display: flex; align-items: flex-start; gap: 0.85rem; }
.footer__brand .logo__mark { background: var(--blue); }
.footer__brand p { margin: 0; line-height: 1.5; }
.footer__brand strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
}
.footer__brand span { font-size: 0.86rem; color: #8FB2D0; }

.footer__col { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__col h3 {
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--celeste);
  margin: 0 0 0.35rem;
}
.footer__col a { color: #8FB2D0; font-size: 0.89rem; }
.footer__col a:hover { color: var(--white); }

.footer__copy {
  grid-column: 1 / -1;
  /* El margen inferior deja libre la franja de los botones flotantes */
  margin: 1rem 0 3.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.82rem;
  color: #63819E;
}

/* ═══════════ FLOTANTES ═══════════ */
.whatsapp {
  position: fixed;
  left: clamp(1rem, 3vw, 1.75rem);
  bottom: clamp(1rem, 3vw, 1.75rem);
  z-index: 95;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1.15rem 0.7rem 0.85rem;
  background: #1FA855;
  color: var(--white);
  border-radius: 100px;
  box-shadow: 0 10px 26px rgba(31, 168, 85, 0.34);
  transition: transform 0.28s var(--ease), box-shadow 0.28s var(--ease);
}
.whatsapp:hover { color: var(--white); transform: translateY(-3px); box-shadow: 0 16px 34px rgba(31, 168, 85, 0.42); }
.whatsapp svg { width: 24px; height: 24px; flex-shrink: 0; }
.whatsapp__label { font-size: 0.9rem; font-weight: 700; }

.to-top {
  position: fixed;
  right: clamp(1rem, 3vw, 1.75rem);
  bottom: clamp(1rem, 3vw, 1.75rem);
  z-index: 95;
  display: grid;
  place-items: center;
  width: 46px; height: 46px;
  background: var(--ink);
  color: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s var(--ease);
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--blue); color: var(--white); transform: translateY(-3px); }
.to-top svg { width: 19px; height: 19px; }

/* ═══════════ ANIMACIÓN DE ENTRADA ═══════════ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width: 1000px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { display: none; }
  .about { grid-template-columns: 1fr; }
  .about__visual { max-width: 300px; }
  .contact { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 0.75rem var(--gutter) 1.25rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.28s var(--ease);
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__link { padding: 0.85rem 0; border-bottom: 1px solid var(--line); }
  .nav__link::after { display: none; }
  .nav__link--cta {
    margin-left: 0; margin-top: 0.85rem;
    text-align: center; border-bottom: none;
  }

  .topbar__inner { justify-content: center; text-align: center; }
  .topbar__msg { display: none; }
  .whatsapp__label { display: none; }
  .whatsapp { padding: 0.8rem; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
}

@media (max-width: 560px) {
  .footer__inner { grid-template-columns: 1fr; }
}

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