/* Kalokai — hoja de estilos */

:root {
  /* Paleta */
  --noche: #0E1726;       /* fondo principal */
  --medianoche: #182540;  /* tarjetas y bloques */
  --linea: #2A3852;       /* bordes y separadores */
  --bruma: #9AA6B8;       /* texto secundario */
  --niebla: #C9D1DD;      /* texto de lectura sobre oscuro */
  --claro: #F3F4F7;       /* texto principal y secciones claras */
  --ambar: #FFB224;       /* color de marca */
  --ambar-hover: #FFC24D;

  --display: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --text: "Figtree", "Helvetica Neue", Arial, sans-serif;

  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --section: clamp(80px, 11vw, 144px);
  --radius-lg: 28px;
  --radius-md: 20px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--noche);
  color: var(--claro);
  font-family: var(--text);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

:focus-visible {
  outline: 2px solid var(--ambar);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: 16px;
  top: -60px;
  background: var(--ambar);
  color: var(--noche);
  padding: 10px 16px;
  border-radius: 999px;
  z-index: 20;
}
.skip:focus { top: 12px; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* Logo */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-mark { width: 30px; height: 30px; flex-shrink: 0; }
.logo-arc { fill: none; stroke: var(--claro); stroke-width: 15; stroke-linecap: round; }
.logo-dot { fill: var(--ambar); }
.logo-word {
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.6rem;
  line-height: 1;
  letter-spacing: -0.045em;
  padding-bottom: 3px;
}

/* Tipografía */

.display {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.9rem, 1.4rem + 5.6vw, 6rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin: 0;
  text-wrap: balance;
}

.h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.1rem, 1.4rem + 2.6vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0;
  text-wrap: balance;
}

p { margin: 0 0 1em; }

.lede {
  font-size: clamp(1.15rem, 1rem + 0.5vw, 1.375rem);
  line-height: 1.55;
  color: var(--niebla);
  max-width: 34em;
  margin: 28px 0 0;
}

.intro {
  color: var(--bruma);
  font-size: 1.125rem;
  max-width: 34em;
  margin: 0;
}

/* Botones y enlaces */

.btn {
  display: inline-block;
  background: var(--ambar);
  color: var(--noche);
  font-family: var(--text);
  font-size: 1.0625rem;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  padding: 16px 28px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.btn:hover { background: var(--ambar-hover); }
.btn-small { padding: 11px 20px; font-size: 0.975rem; }

.link {
  font-weight: 500;
  text-decoration: underline;
  text-decoration-color: var(--ambar);
  text-decoration-thickness: 2px;
  text-underline-offset: 6px;
}
.link:hover { color: #FFFFFF; }

/* Cabecera */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--noche) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}
.site-header.scrolled { border-bottom-color: var(--linea); }

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 76px;
}
.header-inner nav { margin-left: auto; }

.nav {
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav a {
  text-decoration: none;
  font-size: 0.975rem;
  color: var(--bruma);
}
.nav a:hover { color: var(--claro); }

/* Portada */

.hero { padding: clamp(56px, 9vw, 120px) 0 var(--section); overflow: hidden; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px 32px;
  margin-top: 40px;
}

.hero-art { justify-self: end; width: 100%; max-width: 440px; }
.hero-art svg { display: block; width: 100%; height: auto; overflow: visible; }
.ring { fill: none; stroke: var(--linea); stroke-width: 0.6; }
.art-arc { fill: none; stroke: var(--claro); stroke-width: 13; stroke-linecap: round; }
.art-dot { fill: var(--ambar); }

/* El único movimiento automático: el símbolo se dibuja al cargar */
@media (prefers-reduced-motion: no-preference) {
  .art-arc {
    stroke-dasharray: 101;
    stroke-dashoffset: 101;
    animation: draw 1.1s cubic-bezier(0.6, 0, 0.2, 1) 0.2s forwards;
  }
  .art-dot {
    transform-box: fill-box;
    transform-origin: center;
    animation: rise 0.9s cubic-bezier(0.2, 0.8, 0.2, 1.2) 0.9s both;
  }
}
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes rise {
  from { opacity: 0; transform: translateY(40%) scale(0.6); }
  to { opacity: 1; transform: none; }
}

/* Enfoque */

.approach { padding: var(--section) 0; }

.approach-head,
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px clamp(40px, 6vw, 96px);
  align-items: end;
  margin-bottom: clamp(48px, 6vw, 72px);
}

.principles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(28px, 4vw, 56px);
}
.principles li { border-top: 1px solid var(--linea); padding-top: 32px; }
.principles h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.6rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 22px 0 12px;
}
.principles p { color: var(--bruma); margin: 0; }

.icon {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: var(--ambar);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Frase central */

.statement {
  background: var(--claro);
  color: var(--noche);
  padding: clamp(72px, 10vw, 128px) 0;
}
.statement-inner { display: flex; flex-direction: column; gap: 32px; }
.statement .bar {
  display: block;
  width: 64px;
  height: 8px;
  border-radius: 4px;
  background: var(--ambar);
}
.statement p {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2rem, 1.2rem + 3.4vw, 4.25rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  max-width: 19em;
  margin: 0;
  text-wrap: balance;
}

/* Áreas */

.areas { padding: var(--section) 0 0; }

.area-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.area {
  background: var(--medianoche);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3vw, 40px);
  display: flex;
  flex-direction: column;
}
.area h3 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.2rem, 1.8rem + 1.2vw, 3rem);
  line-height: 1;
  letter-spacing: -0.04em;
  margin: 0 0 12px;
}
.area-tag { color: var(--ambar); font-weight: 500; margin: 0 0 28px; }
.area ul { list-style: none; margin: auto 0 0; padding: 0; }
.area li {
  padding: 12px 0;
  border-top: 1px solid var(--linea);
  color: var(--niebla);
  font-size: 0.995rem;
}

/* Método */

.method { padding: var(--section) 0; }

.steps {
  list-style: none;
  counter-reset: step;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 40px);
}
.steps li { counter-increment: step; }
.steps li::before {
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--ambar);
  color: var(--ambar);
  font-family: var(--display);
  font-weight: 800;
  font-size: 1.25rem;
  margin-bottom: 24px;
}
.steps h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.35rem;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 0 0 10px;
}
.steps p { color: var(--bruma); margin: 0; font-size: 1rem; }

/* Contacto */

.contact { padding: 0 0 var(--section); }

.contact-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: clamp(40px, 6vw, 88px);
  background: var(--medianoche);
  border-radius: var(--radius-lg);
  padding: clamp(32px, 5vw, 72px);
  max-width: calc(var(--wrap) - 2 * var(--gutter));
}
.contact-copy p { color: var(--niebla); margin-top: 24px; max-width: 30em; }
.contact-copy .contact-direct { color: var(--bruma); }
.contact-direct a { color: var(--claro); text-decoration-color: var(--ambar); text-underline-offset: 4px; }

.form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field-wide { grid-column: 1 / -1; }

label { font-size: 0.95rem; font-weight: 500; color: var(--niebla); }

input, select, textarea {
  font: inherit;
  color: var(--claro);
  background: var(--noche);
  border: 1px solid var(--linea);
  border-radius: 14px;
  padding: 13px 16px;
  width: 100%;
}
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--bruma) 50%), linear-gradient(135deg, var(--bruma) 50%, transparent 50%); background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%; background-size: 6px 6px; background-repeat: no-repeat; padding-right: 40px; }
textarea { resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--ambar);
  outline-offset: 0;
  border-color: var(--ambar);
}
.field.invalid input { border-color: #FF8A7A; }

.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; margin-top: 4px; }
.form-status { margin: 0; font-size: 0.95rem; color: var(--niebla); }
.form-status.error { color: #FF8A7A; }

/* Pie */

.site-footer { border-top: 1px solid var(--linea); padding: 40px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  gap: 16px 32px;
  flex-wrap: wrap;
}
.footer-inner p { margin: 0; color: var(--bruma); }
.footer-inner .small { margin-left: auto; font-size: 0.9rem; }

/* Pantallas medianas y pequeñas */

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { justify-self: start; max-width: 260px; order: -1; }
  .approach-head, .section-head, .contact-card { grid-template-columns: 1fr; }
  .principles, .area-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; row-gap: 48px; }
}

@media (max-width: 680px) {
  .nav { display: none; }
  .header-inner { justify-content: space-between; }
  .hero-art { max-width: 180px; }
  .steps { grid-template-columns: 1fr; }
  .form { grid-template-columns: 1fr; }
  .contact-card { border-radius: var(--radius-md); }
  .footer-inner .small { margin-left: 0; }
}