/* =========================================================
   GradaTech Cybersecurity Solutions
   Tokens
========================================================= */
:root {
  --bg: #090C14;
  --bg-panel: #10151F;
  --bg-panel-2: #161C29;
  --border: rgba(124, 111, 255, 0.16);
  --border-strong: rgba(124, 111, 255, 0.32);
  --text: #E9ECF4;
  --text-dim: #8892A6;
  --text-faint: #565F73;

  --violet: #7C6FFF;
  --violet-dim: #4B3FCC;
  --violet-glow: rgba(124, 111, 255, 0.45);
  --amber: #FFB627;
  --teal: #35D0BA;

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

  --radius: 10px;
  --container: 1180px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

::selection { background: var(--violet); color: #fff; }

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

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}

p { margin: 0; }

/* =========================================================
   NAV
========================================================= */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(9, 12, 20, 0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--text);
}
.brand__mark { display: flex; align-items: center; }
.brand__mark img { display: block; height: 28px; width: auto; }
.brand--footer .brand__mark img { height: 22px; }
.brand__accent { color: var(--violet); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 0.95rem;
}

.nav__links a { color: var(--text-dim); transition: color 0.2s var(--ease); }
.nav__links a:hover { color: var(--text); }

.nav__cta {
  color: var(--bg) !important;
  background: var(--violet);
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 500;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.nav__cta:hover { transform: translateY(-1px); box-shadow: 0 8px 20px var(--violet-glow); }

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none; cursor: pointer;
}
.nav__toggle span { width: 100%; height: 2px; background: var(--text); border-radius: 2px; transition: 0.25s var(--ease); }

/* =========================================================
   HERO
========================================================= */
.hero {
  position: relative;
  padding: 168px 0 96px;
  overflow: hidden;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 20%, black 30%, transparent 75%);
  opacity: 0.6;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px rgba(53, 208, 186, 0.18);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero__title {
  font-size: clamp(2.4rem, 4.6vw, 3.6rem);
  line-height: 1.08;
  color: var(--text);
}
.hero__title-accent {
  background: linear-gradient(90deg, var(--violet), #A79BFF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__lead {
  margin-top: 22px;
  max-width: 46ch;
  font-size: 1.08rem;
  color: var(--text-dim);
}

.hero__actions {
  display: flex;
  gap: 14px;
  margin-top: 34px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
  border: 1px solid transparent;
  cursor: pointer;
}
.btn--primary {
  background: var(--violet);
  color: #fff;
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 10px 26px var(--violet-glow); }
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn--ghost:hover { border-color: var(--violet); background: rgba(124,111,255,0.06); }
.btn--full { width: 100%; }

.hero__stats {
  display: flex;
  gap: 40px;
  margin: 52px 0 0;
  padding-top: 28px;
  border-top: 1px solid var(--border);
}
.hero__stats dt {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--text);
}
.hero__stats dd {
  margin: 4px 0 0;
  font-size: 0.82rem;
  color: var(--text-faint);
}

/* --- Radar --- */
.hero__radar {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.radar-svg { width: 100%; max-width: 420px; }

.radar-ring {
  fill: none;
  stroke: var(--border-strong);
  stroke-width: 1;
}
.radar-axis { stroke: var(--border); stroke-width: 1; }

.radar-sweep {
  transform-origin: 200px 200px;
  animation: sweep 4s linear infinite;
}
@keyframes sweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.radar-core { fill: var(--violet); }

.radar-node circle {
  fill: var(--violet);
  animation: node-pulse 2.4s var(--ease) infinite;
  animation-delay: var(--delay);
}
.radar-node--amber circle { fill: var(--amber); }

@keyframes node-pulse {
  0%, 100% { r: 4; opacity: 0.85; }
  50% { r: 7; opacity: 1; }
}

.radar-caption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-faint);
  letter-spacing: 0.03em;
}

/* =========================================================
   TICKER
========================================================= */
.ticker {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
  overflow: hidden;
  padding: 14px 0;
}
.ticker__track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: ticker-scroll 34s linear infinite;
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.ticker__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  white-space: nowrap;
}
.tk-tag {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  letter-spacing: 0.04em;
}
.tk-tag--ok { background: rgba(53, 208, 186, 0.14); color: var(--teal); }
.tk-tag--warn { background: rgba(255, 182, 39, 0.14); color: var(--amber); }

/* =========================================================
   SECTION SHARED
========================================================= */
section { padding: 108px 0; }

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--violet);
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  max-width: 20ch;
}
.section-lead {
  margin-top: 16px;
  max-width: 56ch;
  color: var(--text-dim);
  font-size: 1.02rem;
}

/* =========================================================
   SERVICES
========================================================= */
.cards {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card {
  background: var(--bg-panel);
  padding: 34px 30px;
  position: relative;
  transition: background 0.25s var(--ease);
}
.card:hover { background: var(--bg-panel-2); }

.card::before,
.card::after {
  content: "";
  position: absolute;
  width: 14px; height: 14px;
  border-color: var(--violet);
  border-style: solid;
  opacity: 0;
  transition: opacity 0.25s var(--ease);
}
.card::before { top: 10px; left: 10px; border-width: 1.5px 0 0 1.5px; }
.card::after { bottom: 10px; right: 10px; border-width: 0 1.5px 1.5px 0; }
.card:hover::before, .card:hover::after { opacity: 1; }

.card__icon {
  width: 42px; height: 42px;
  display: flex; align-items: center; justify-content: center;
  color: var(--violet);
  background: rgba(124, 111, 255, 0.1);
  border-radius: 9px;
  margin-bottom: 20px;
}
.card__icon svg { width: 21px; height: 21px; }

.card h3 {
  font-size: 1.08rem;
  margin-bottom: 10px;
}
.card p {
  color: var(--text-dim);
  font-size: 0.93rem;
}

/* =========================================================
   METHOD
========================================================= */
.method__list {
  list-style: none;
  margin: 56px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.method__item {
  background: var(--bg-panel);
  padding: 32px;
  display: flex;
  gap: 20px;
}
.method__num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--violet);
  padding-top: 3px;
}
.method__item h3 { font-size: 1.05rem; margin-bottom: 8px; }
.method__item p { color: var(--text-dim); font-size: 0.93rem; }

/* =========================================================
   TRUST
========================================================= */
.trust { background: var(--bg-panel); }
.trust__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.trust__list {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.trust__list li {
  padding-left: 22px;
  position: relative;
  color: var(--text-dim);
  font-size: 0.96rem;
}
.trust__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 8px;
  width: 8px; height: 8px;
  background: var(--violet);
  border-radius: 2px;
  transform: rotate(45deg);
}
.trust__list strong { color: var(--text); font-weight: 600; }

.panel-frame {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(0,0,0,0.5);
}
.panel-frame__head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel-2);
}
.panel-frame__head span:not(.panel-frame__title) {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--text-faint);
}
.panel-frame__title {
  margin-left: 10px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-faint);
}
.panel-frame__body {
  margin: 0;
  padding: 26px 20px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 2;
  color: var(--text-dim);
}
.panel-frame__body .ok { color: var(--teal); font-weight: 600; }

/* =========================================================
   CONTACT
========================================================= */
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}
.contact__meta {
  list-style: none;
  padding: 0;
  margin: 32px 0 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  font-size: 0.95rem;
}
.contact__meta span {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  margin-bottom: 2px;
}

.contact__form {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 0.85rem; color: var(--text-dim); }
.field input, .field textarea {
  background: var(--bg);
  border: 1px solid var(--border-strong);
  border-radius: 7px;
  padding: 11px 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: vertical;
  transition: border-color 0.2s var(--ease);
}
.field input:focus, .field textarea:focus {
  border-color: var(--violet);
  outline: none;
}
.form-note {
  font-size: 0.85rem;
  color: var(--teal);
  min-height: 1.2em;
}

/* =========================================================
   FOOTER
========================================================= */
.footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.brand--footer { font-size: 1rem; }
.footer__copy { color: var(--text-faint); font-size: 0.85rem; }
.footer__links { display: flex; gap: 22px; font-size: 0.88rem; }
.footer__links a { color: var(--text-dim); }
.footer__links a:hover { color: var(--text); }

/* =========================================================
   SCROLL REVEAL
========================================================= */
/* Por defecto el contenido SIEMPRE es visible (sin JS, o si JS falla).
   Solo se oculta momentáneamente si JS confirma que puede animarlo
   (clase .reveal-armed, añadida por main.js). */
.reveal.reveal-armed {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.reveal-armed.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   RESPONSIVE
========================================================= */
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__radar { order: -1; max-width: 320px; margin: 0 auto; }
  .trust__inner, .contact__inner { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .method__list { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav__links {
    position: absolute;
    top: 68px; left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px 28px;
    gap: 18px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: 0.25s var(--ease);
  }
  .nav__links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__toggle { display: flex; }
  .nav__cta { align-self: flex-start; }

  .hero { padding: 128px 0 64px; }
  .hero__stats { gap: 24px; flex-wrap: wrap; }
  .cards { grid-template-columns: 1fr; }
  section { padding: 76px 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}