@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/inter-latin.woff2") format("woff2");
}

@font-face {
  font-family: "Sora";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("../assets/fonts/sora-latin.woff2") format("woff2");
}

:root {
  /* Carlos Mota — sistema de identidad visual */
  --rojo-impulso: #ff5a3c;
  --azul-progreso: #2e5bff;
  --azul-profundo: #0e1530;
  --gris-claro: #f6f7fb;

  --bg: #ffffff;
  --bg-alt: var(--gris-claro);
  --ink: var(--azul-profundo);
  --ink-soft: #5c6280;
  --accent: var(--rojo-impulso);
  --accent-dark: #d8441f;
  --accent-tint: #ffe4dc;
  --accent-2: var(--azul-progreso);
  --line: rgba(14, 21, 48, 0.1);
  --card-bg: #ffffff;

  --dark-bg: var(--azul-profundo);
  --dark-ink: #ffffff;
  --dark-ink-soft: #aeb4d6;
  --dark-line: rgba(255, 255, 255, 0.14);

  --font-display: "Sora", -apple-system, BlinkMacSystemFont, "Inter", sans-serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --max-width: 1080px;
  --radius: 18px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12172c;
    --bg-alt: #171d37;
    --ink: #f2f3fa;
    --ink-soft: #a6acc9;
    --accent: #ff7156;
    --accent-dark: #ff8f78;
    --accent-tint: rgba(255, 113, 86, 0.16);
    --line: rgba(242, 243, 250, 0.12);
    --card-bg: #171d37;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.08;
  margin: 0;
  color: var(--ink);
}

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

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

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 6vw;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line);
}

@media (prefers-color-scheme: dark) {
  .site-header { background: rgba(0, 0, 0, 0.8); }
}

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

.brand-icon {
  height: 40px;
  width: auto;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-word {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.brand-claim {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 0.9rem;
}

.main-nav a {
  color: var(--ink-soft);
  transition: color 0.2s ease;
}

.main-nav a:hover { color: var(--ink); }

.nav-cta {
  padding: 8px 18px;
  border-radius: 980px;
  background: var(--accent);
  color: #fff !important;
}

.nav-cta:hover { background: var(--accent-dark); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 22px;
  height: 1.5px;
  background: var(--ink);
}

/* ---------- Layout helpers ---------- */

.section {
  padding: 120px 6vw;
  border-bottom: 1px solid var(--line);
}

.section.alt { background: var(--bg-alt); }

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-inner.narrow { max-width: 720px; }

.section-label {
  display: inline-block;
  font-size: 0.82rem;
  color: var(--accent-dark);
  background: var(--accent-tint);
  padding: 6px 14px;
  border-radius: 980px;
  margin: 0 0 20px;
  font-weight: 600;
}

.section h2 {
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  max-width: 22ch;
  margin-bottom: 24px;
}

.section-intro {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: -8px 0 48px;
}

.intro-block {
  max-width: 65ch;
  margin-top: -8px;
}

.intro-block p {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin: 0 0 18px;
}

.intro-block p:last-child {
  margin-bottom: 48px;
}

/* ---------- Hero ---------- */

.hero {
  background: var(--dark-bg);
  padding-top: 120px;
}

.hero-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 6vw 96px;
  text-align: center;
}

.hero-mark {
  width: 60px;
  height: auto;
  margin: 0 auto 32px;
}

.hero h1 {
  font-size: clamp(2rem, 4.2vw, 3.1rem);
  max-width: 34ch;
  margin: 0 auto 28px;
  color: var(--dark-ink);
}

.hero-lead {
  font-size: 1.2rem;
  color: var(--dark-ink);
  opacity: 0.92;
  max-width: 52ch;
  margin: 0 auto 20px;
  font-weight: 400;
  line-height: 1.5;
}

.hero-sub {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--dark-ink-soft);
  max-width: 46ch;
  margin: 0 auto 40px;
  font-weight: 400;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-divider {
  display: block;
  width: 100%;
  height: 48px;
  color: var(--bg-alt);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 980px;
  font-size: 0.98rem;
  font-weight: 500;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

/* ---------- Cards ---------- */

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 36px 30px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.06);
}

@media (prefers-color-scheme: dark) {
  .card { box-shadow: none; border: 1px solid var(--line); }
}

.card-index {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
  display: block;
  margin-bottom: 18px;
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}

.card p {
  color: var(--ink-soft);
  font-size: 0.98rem;
  margin: 0;
}

.closing-note {
  margin: 40px 0 0;
  padding-left: 20px;
  border-left: 3px solid var(--accent);
  font-size: 1.08rem;
  font-style: italic;
  color: var(--ink-soft);
  max-width: 56ch;
}

/* ---------- Contact ---------- */

.contact-form {
  display: grid;
  gap: 22px;
  max-width: 560px;
  margin-bottom: 40px;
}

.form-row {
  display: grid;
  gap: 8px;
}

.form-row label {
  font-size: 0.9rem;
  color: var(--ink-soft);
  font-weight: 500;
}

.form-row input,
.form-row textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card-bg);
  color: var(--ink);
  resize: vertical;
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-tint);
}

.contact-form .btn { justify-self: start; }

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.form-legal {
  border-top: 1px solid var(--line);
  padding-top: 16px;
  display: grid;
  gap: 4px;
}

.form-legal-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 6px;
}

.form-legal p {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

.form-legal strong { color: var(--ink); font-weight: 600; }

.form-legal a {
  color: var(--accent);
  text-decoration: underline;
}

.form-legal a:hover { color: var(--accent-dark); }

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.form-consent input {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  flex-shrink: 0;
}

.form-consent label {
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.form-consent a {
  color: var(--accent);
  text-decoration: underline;
}

.form-consent a:hover { color: var(--accent-dark); }

.form-status {
  margin: 0;
  font-size: 0.92rem;
  min-height: 1.2em;
}

.form-status.success { color: #1a7d36; }
.form-status.error { color: #d6392c; }

.direct-contact {
  font-size: 1rem;
  color: var(--ink-soft);
}

.direct-contact a { color: var(--accent); }
.direct-contact a:hover { color: var(--accent-dark); }
.direct-contact .divider { margin: 0 12px; color: var(--line); }

/* ---------- Footer ---------- */

.site-footer {
  background: var(--dark-bg);
  padding: 72px 6vw 40px;
  text-align: center;
  color: var(--dark-ink-soft);
  font-size: 0.85rem;
}

.footer-icon {
  height: 44px;
  width: auto;
  margin: 0 auto 16px;
}

.footer-word {
  display: block;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--dark-ink);
  margin-bottom: 6px;
}

.footer-claim-mini {
  display: block;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--dark-ink-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 40px;
}

.footer-claim {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--dark-ink);
  margin: 0 0 32px;
}

.footer-copy { margin: 0; }

.site-footer a {
  color: var(--dark-ink-soft);
  text-decoration: underline;
}

.site-footer a:hover { color: var(--accent); }

/* ---------- Legal ---------- */

.legal h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 16px;
}

.legal-body h2 {
  font-size: 1.15rem;
  margin: 40px 0 14px;
}

.legal-body h2:first-child { margin-top: 0; }

.legal-body p {
  color: var(--ink-soft);
  font-size: 1.02rem;
  margin: 0 0 8px;
}

.legal-body ul {
  margin: 0 0 12px;
  padding-left: 20px;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.legal-body li { margin-bottom: 6px; }

.legal-body a {
  color: var(--accent);
  text-decoration: underline;
}

.legal-body a:hover { color: var(--accent-dark); }

.legal-back {
  margin-top: 56px;
}

.legal-back a {
  color: var(--accent);
  font-weight: 500;
}

.legal-back a:hover { color: var(--accent-dark); }

/* ---------- Responsive ---------- */

@media (max-width: 860px) {
  .card-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 6vw 32px;
    gap: 20px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
  }

  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle { display: flex; }

  .hero { padding-top: 90px; }

  .hero-inner { padding-bottom: 56px; }

  .section { padding: 80px 6vw; }
}