/*
Theme Name: Intelligence Project AI
Theme URI: https://intelligenceprojectai.com
Author: Intelligence Project AI
Description: Tema a medida para intelligenceprojectai.com — calcado del sitio estático diseñado a mano (hero con degradado reactivo al mouse, recuadro de título animado, servicios, FAQ y formulario de contacto).
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: intelligence-project-ai
*/

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg:       #0a0a0a;
  --bg-2:     #141414;
  --card:     #161616;
  --ink:      #fafafa;
  --mute:     #a3a3a3;
  --mute-2:   #6b6b6b;
  --line:     rgba(250, 250, 250, 0.12);

  --accent:   #00e5ff;
  --gradient-1: #00e5ff;
  --gradient-2: #6d5efc;
  --gradient-3: #2b6bff;

  --font-display: "Inter", sans-serif;
  --font-body:    "Inter", sans-serif;
  --font-mono:    "JetBrains Mono", monospace;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --gutter: 1.25rem;
  --container: 1180px;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  overflow-x: clip;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.02em; font-family: var(--font-display); }
ul, ol { list-style: none; padding: 0; }
::selection { background: var(--accent); color: #04141a; }

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

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

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--ink); color: var(--bg);
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.section-kicker {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  max-width: 20ch;
  margin-bottom: 2.5rem;
}

/* =============================================================
   4. Buttons
   ============================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: transform .3s var(--ease-out), background .3s var(--ease-out), color .3s var(--ease-out);
}
.btn-primary {
  background: var(--ink);
  color: var(--bg);
}
.btn-primary:hover { transform: translateY(-2px); background: var(--accent); }
.btn-ghost {
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* =============================================================
   5. Nav
   ============================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-block: 1.25rem;
  transition: padding .3s var(--ease-out), background .3s var(--ease-out), border-color .3s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  padding-block: 0.85rem;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav-logo { display: flex; align-items: center; }
.nav-logo-mark { width: 40px; height: 40px; }
.nav-menu {
  display: none;
  align-items: center;
  gap: 2rem;
  font-size: 0.92rem;
}
.nav-menu a { position: relative; padding-block: 0.2rem; }
.nav-menu a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: var(--accent);
  transition: right .3s var(--ease-out);
}
.nav-menu a:not(.nav-cta):hover::after { right: 0; }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.nav-cta:hover { border-color: var(--accent); color: var(--accent); }

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
}
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--ink);
  transition: transform .3s var(--ease-out), opacity .3s var(--ease-out);
}

@media (min-width: 720px) {
  .nav-toggle { display: none; }
  .nav-menu { display: flex; }
}
@media (max-width: 719px) {
  .nav-menu {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    position: absolute;
    top: 100%; left: 0; right: 0;
    padding: 1.5rem var(--gutter) 2rem;
    background: rgba(10, 10, 10, 0.98);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--ease-out), transform .25s var(--ease-out);
  }
  .nav-menu.is-open {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
}

/* =============================================================
   6. Sections
   ============================================================= */

/* --- Hero --- */
.hero {
  position: relative;
  padding-block: clamp(4rem, 12vh, 8rem) clamp(6rem, 16vh, 10rem);
  overflow: clip;
}
.hero-gradient {
  position: absolute;
  inset: -10% -10% -30% -10%;
  z-index: -1;
  background:
    radial-gradient(circle 620px at var(--mx, 30%) var(--my, 30%), color-mix(in srgb, var(--gradient-1) 55%, transparent) 0%, transparent 60%),
    radial-gradient(circle 780px at calc(100% - var(--mx, 30%)) calc(var(--my, 30%) + 20%), color-mix(in srgb, var(--gradient-2) 45%, transparent) 0%, transparent 60%),
    radial-gradient(circle 900px at 50% 100%, color-mix(in srgb, var(--gradient-3) 30%, transparent) 0%, transparent 65%);
  filter: blur(60px) saturate(140%);
  transition: background .4s linear;
}
.hero-inner { text-align: center; }
.kicker {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 1.5rem;
}
.hero-title {
  font-size: clamp(2.6rem, 8vw, 5.4rem);
  font-weight: 700;
  line-height: 1.02;
  max-width: 16ch;
  margin-inline: auto;
}
.hero-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--gradient-1), var(--gradient-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  margin: 1.75rem auto 0;
  max-width: 46ch;
  color: var(--mute);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
}
.hero-actions {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

/* --- Pillars --- */
.pillars { padding-block: clamp(5rem, 16vh, 10rem); border-top: 1px solid var(--line); }
.pillar-list { display: grid; gap: 2.5rem; }
.pillar-title {
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  font-weight: 700;
  margin-bottom: 1rem;
}
.pillar-title .amp { color: var(--accent); }
.pillar-text { color: var(--mute); font-size: 1rem; max-width: 48ch; }

@media (min-width: 720px) {
  .pillar-list { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .pillar-item:first-child { border-right: 1px solid var(--line); padding-right: 3rem; }
}

/* --- Services --- */
.services { padding-block: clamp(3rem, 8vh, 6rem); border-top: 1px solid var(--line); }
.services-heading {
  position: relative;
  margin-bottom: 4.5rem;
  display: flex;
  justify-content: center;
  text-align: center;
}
.services-halo {
  position: absolute;
  inset: -80% -10% -120% -10%;
  background:
    radial-gradient(45% 55% at 35% 40%, color-mix(in srgb, var(--gradient-2) 38%, transparent) 0%, transparent 70%),
    radial-gradient(40% 50% at 65% 60%, color-mix(in srgb, var(--gradient-1) 32%, transparent) 0%, transparent 70%);
  filter: blur(70px);
  pointer-events: none;
  z-index: -1;
}

@property --services-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}
.services-badge {
  width: 100%;
  padding: 2px;
  border-radius: 28px;
  background: conic-gradient(from var(--services-angle), var(--gradient-1), var(--gradient-2), var(--gradient-3), var(--gradient-1));
  animation: servicesBorderSpin 9s linear infinite;
}
@keyframes servicesBorderSpin {
  to { --services-angle: 360deg; }
}
.services-badge-inner {
  position: relative;
  overflow: hidden;
  background: var(--bg);
  border-radius: 26px;
  padding: 2.25rem clamp(1.5rem, 6vw, 4.5rem);
}
.services-badge-inner::before {
  content: "";
  position: absolute;
  inset: -60%;
  background:
    radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--gradient-1) 26%, transparent) 0%, transparent 60%),
    radial-gradient(circle at 70% 70%, color-mix(in srgb, var(--gradient-2) 24%, transparent) 0%, transparent 60%);
  animation: servicesInnerDrift 10s ease-in-out infinite;
  z-index: 0;
}
@keyframes servicesInnerDrift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, -5%) scale(1.2); }
}
.services-title {
  position: relative;
  z-index: 1;
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  margin-bottom: 0;
  margin-inline: auto;
}
.services-title-pre {
  display: block;
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--mute);
  letter-spacing: 0.01em;
  margin-bottom: 0.4rem;
}
.services-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--gradient-1), var(--gradient-2), var(--gradient-3), var(--gradient-1));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: servicesTextShift 6s ease-in-out infinite;
}
@keyframes servicesTextShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.service-list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.service-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.5rem 1.25rem;
  align-items: start;
  padding: 2rem 1.75rem;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
}
.service-num {
  font-family: var(--font-mono);
  color: var(--mute-2);
  font-size: 0.85rem;
  padding-top: 0.3rem;
}
.service-body { grid-column: 2; }
.service-name {
  font-weight: 700;
  font-size: clamp(1.15rem, 2vw, 1.35rem);
  color: var(--accent);
  margin-bottom: 0.6rem;
}
.service-desc {
  color: var(--mute);
  font-size: 0.98rem;
  max-width: 44ch;
}

/* shared plus/minus indicator (used by FAQ) */
.service-plus {
  position: relative;
  width: 22px; height: 22px;
  flex-shrink: 0;
}
.service-plus::before, .service-plus::after {
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform .3s var(--ease-out);
}
.service-plus::before { top: 50%; left: 0; width: 100%; height: 1px; transform: translateY(-50%); }
.service-plus::after { top: 0; left: 50%; width: 1px; height: 100%; transform: translateX(-50%); }

@media (min-width: 720px) {
  .service-list { grid-template-columns: repeat(2, 1fr); }
}

/* --- FAQ --- */
.faq { padding-block: clamp(3rem, 8vh, 6rem); border-top: 1px solid var(--line); }
.faq-list { border-top: 1px solid var(--line); max-width: 760px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-details summary { list-style: none; cursor: pointer; }
.faq-details summary::-webkit-details-marker { display: none; }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  transition: color .3s var(--ease-out);
}
.faq-question:hover { color: var(--accent); }
.faq-question .service-plus { flex-shrink: 0; }
.faq-details[open] .faq-question .service-plus::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.faq-answer {
  padding-bottom: 1.5rem;
  color: var(--mute);
  font-size: 0.95rem;
  max-width: 60ch;
}

/* --- Contact --- */
.contact {
  padding-block: clamp(4rem, 12vh, 7rem);
  border-top: 1px solid var(--line);
}
.contact-grid {
  display: grid;
  gap: 3rem;
}
.contact-intro { text-align: center; }
.contact-title {
  font-size: clamp(2rem, 6vw, 3.4rem);
  margin-bottom: 1rem;
}
.contact-sub {
  color: var(--mute);
  max-width: 44ch;
  margin-inline: auto;
}
.contact-email {
  display: inline-block;
  margin-top: 2.5rem;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 4vw, 2.2rem);
  font-weight: 700;
  position: relative;
  padding-bottom: 0.3rem;
}
.contact-email::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--accent);
  transition: right .35s var(--ease-out);
}
.contact-email:hover::after { right: 0; }
.contact-email:hover { color: var(--accent); }

.contact-closing { text-align: center; }
.contact-actions {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}
.contact-actions .contact-email { margin-top: 0; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.form-row {
  display: grid;
  gap: 1.25rem;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--mute);
}
.form-field input,
.form-field textarea {
  font: inherit;
  color: var(--ink);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.85rem 1rem;
  transition: border-color .3s var(--ease-out);
}
.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-field textarea { resize: vertical; min-height: 6rem; }
.contact-form .btn { align-self: flex-start; margin-top: 0.5rem; }
.form-note {
  font-size: 0.82rem;
  color: var(--mute-2);
}
.form-note a { color: var(--mute); text-decoration: underline; text-underline-offset: 3px; }
.form-note a:hover { color: var(--accent); }

@media (min-width: 720px) {
  .contact-grid { grid-template-columns: 1fr 1.2fr; align-items: start; text-align: left; }
  .contact-intro { text-align: left; }
  .contact-sub, .contact-email { margin-inline: 0; }
  .form-row { grid-template-columns: 1fr 1fr; }
}

/* --- Footer --- */
.footer {
  padding-block: 2rem;
  border-top: 1px solid var(--line);
  color: var(--mute-2);
  font-size: 0.85rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
}
.footer-inner a { text-decoration: underline; text-underline-offset: 3px; }
.footer-inner a:hover { color: var(--accent); }

/* --- Legal pages --- */
.legal { padding-block: clamp(3rem, 8vh, 6rem); }
.legal-container { max-width: 720px; margin-inline: auto; }
.legal-title { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 0.5rem; }
.legal-updated { color: var(--mute-2); font-size: 0.85rem; margin-bottom: 1.5rem; }
.legal-note {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  color: var(--mute);
  font-size: 0.9rem;
  margin-bottom: 2.5rem;
}
.legal h2 {
  font-size: 1.2rem;
  margin-top: 2.25rem;
  margin-bottom: 0.75rem;
}
.legal p { color: var(--mute); margin-bottom: 1rem; }
.legal p em { color: var(--accent); font-style: normal; }
.legal a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.legal a:hover { color: var(--accent); }
.legal-list { margin: 0 0 1rem 1.25rem; color: var(--mute); }
.legal-list li { list-style: disc; padding-block: 0.2rem; }

/* =============================================================
   7. Responsive base breakpoints reference
   ============================================================= */
/* 540 / 720 / 960 / 1280 / 1600 — used inline above per component */

/* =============================================================
   8. Reduced motion — only intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-gradient { transition: none; }
  .reveal { transition-duration: .2s; }
}

/* =============================================================
   9. WordPress-specific safety nets
   ============================================================= */
.alignleft { float: left; margin-right: 1.5rem; }
.alignright { float: right; margin-left: 1.5rem; }
.aligncenter { display: block; margin-inline: auto; }
.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}