/* ============================================================
   home.css — Estilos exclusivos de la página principal (index.html)
   ============================================================ */

:root {
  --bg: #0c0715;
  --ink: #758085;
  --accent: #82ca57;
  --border-gradient: conic-gradient(from 0deg, #062d04, #2c3b4b, #062d04);

  --panel-bg: rgba(24, 18, 22, 0.4);
  --panel-blue-bg: rgba(0, 0, 0, 0.4);
  --panel-blur: blur(2px);
  --panel-color-text: #6dab6f;
  --code-bg: rgba(0, 0, 0, 0.5);

  --radius-panel: 1.25rem;
  --border-width: 2px;
  --gap: clamp(12px, 2vw, 28px);

  --code-num: #4a5568;
  --code-comment: #6b8f71;
  --code-tag: var(--accent);
  --code-attr: #7fd1ff;
  --code-str: #ffd479;
  --code-kw: #ff8fa3;
  --code-fn: #c6a8ff;
  --code-punc: #8b9bb4;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Roboto', sans-serif;
  background-color: var(--bg);
  color: #ffffff;
  min-height: 100vh;
  overflow-x: hidden;
}

.hero {
  position: relative;
  min-height: 100vh;
  background: radial-gradient(at 0px 0px, #033961 0%, #011118 50%, #215d08 60%, #080a0f 75%);
  display: flex;
  flex-direction: column;
}

.nav-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 2.9fr 0.8fr;
  grid-template-rows: 1.3fr 0.5fr 0.5fr;
  grid-template-areas:
    "header   examples"
    "how      examples"
    "docs     badge";
  gap: var(--gap);
  padding: 0 clamp(10px, 3vw, 30px) clamp(10px, 1.2vw, 24px) 0;
}

.brand-cell {
  grid-area: header;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 3.5rem) clamp(1rem, 3vw, 2.5rem);
}

.header-nav {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem;
  margin-top: 3.5em;
  backdrop-filter: var(--panel-blur);
  -webkit-backdrop-filter: var(--panel-blur);
  background: var(--panel-bg);
  border-radius: 3%;
}

.header-nav::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: var(--border-width);
  background: var(--border-gradient);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.header-nav__item {
  font-size: clamp(0.85rem, 1.5vw, 1rem);
  color: var(--ink);
  text-decoration: none;
  transition: color 0.15s ease;
  display: flex;
  align-items: center;
  opacity: 0.5;
  border-radius: 6%;
}

.header-nav__item:hover,
.header-nav__item:focus-visible {
  color: var(--accent);
  background-color: #6dab6f;
  opacity: 1;
}

.header-nav__item img {
  width: 6vw;
  height: 7vh;
  object-fit: contain;
  padding: 0.5em;
}

.inner {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}

.logo {
  font-size: clamp(2.6rem, 5.5vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -0.09em;
  color: var(--accent);
  line-height: 1;
  margin-right: 1.2em;
  margin-bottom: 0.5em;
  margin-top: 0.5em;
  transform: scale(1.65, 1.0);
}

.sub {
  font-size: clamp(0.95rem, 2vw, 1.4rem);
  font-weight: 400;
  color: #efefef;
  line-height: 1.4;
  transform: scale(1.2, 1);
  margin-right: 1em;
}

.panel {
  position: relative;
  display: flex;
  text-decoration: none;
  color: var(--ink);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  background: var(--panel-bg);
  padding: 0 clamp(10px, 7vw, 80px) 0 clamp(10px, 8vw, 60px);
}

.panel:hover {
  transform: translateY(-2px);
}

.panel:hover img {
  opacity: 1.0;
}

.panel-label {
  font-family: 'Roboto Condensed', sans-serif;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 0.9;
}

.img-placeholder {
  flex-shrink: 0;
  object-fit: cover;
  opacity: 1.0;
}

.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: var(--border-gradient);
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out;
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  z-index: 1;
}

.panel--how {
  grid-area: how;
  align-items: center;
  justify-content: space-between;
  overflow: hidden;
  background: var(--panel-bg);
  border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
}

.panel--how::before {
  border: var(--border-width) solid transparent;
  border-left: 0;
  border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
}

.panel--how .panel-label-link {
  text-decoration: none;
  color: inherit;
}

.panel--how .panel-label {
  font-size: clamp(3rem, 9vw, 6.5rem);
  transition: color 0.15s ease;
}

.panel--how:hover .panel-label {
  color: var(--panel-color-text);
}

.code {
  width: 50%;
  height: 95%;
  min-height: 120px;
  background: var(--code-bg);
  padding: 1.2rem;
  border-radius: 8px;
  font-family: 'Roboto Mono', monospace;
  font-size: clamp(0.72rem, 1vw, 0.92rem);
  overflow-x: auto;
  overflow-y: hidden;
}

.code::-webkit-scrollbar {
  height: 10px;
}

.code::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}

.code::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
}

.code::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.4);
}

.code pre {
  white-space: pre;
  word-break: normal;
}

.tok-num     { color: var(--code-num); user-select: none; margin-right: 1.2ch; display: inline-block; width: 1.5ch; text-align: right; }
.tok-comment { color: var(--code-comment); }
.tok-tag     { color: var(--code-tag); }
.tok-attr    { color: var(--code-attr); }
.tok-str     { color: var(--code-str); }
.tok-kw      { color: var(--code-kw); font-weight: 500; }
.tok-fn      { color: var(--code-fn); }

.panel--docs {
  grid-area: docs;
  align-items: center;
  justify-content: space-between;
  border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
  overflow: hidden;
  background: var(--panel-bg);
}

.panel--docs::before {
  border: var(--border-width) solid transparent;
  border-left: 0;
  border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
}

.panel--docs .img-placeholder {
  width: 38%;
  height: 100%;
  min-height: 120px;
}

.panel--docs .panel-label {
  font-size: clamp(3rem, 9vw, 6.5rem);
}

.panel--docs:hover .panel-label {
  color: var(--panel-color-text);
}

.panel--examples {
  grid-area: examples;
  flex-direction: column;
  justify-content: flex-start;
  gap: 1.5rem;
  background: var(--panel-bg);
  border-radius: 0 0 var(--radius-panel) var(--radius-panel);
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 4.5rem) 0 clamp(10px, 7vw, 80px) 0;
}

.panel--examples::before {
  border: var(--border-width) solid transparent;
  border-top: 0;
  border-radius: 0 0 var(--radius-panel) var(--radius-panel);
}

.panel--examples .img-placeholder {
  width: 100%;
  height: 180px;
}

.panel--examples .panel-label {
  font-size: clamp(3rem, 9vw, 6.5rem);
  padding: 0 2rem;
  word-break: break-all;
  overflow-wrap: break-word;
}

.panel--examples:hover .panel-label {
  color: var(--panel-color-text);
}

.panel--badge {
  grid-area: badge;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  align-items: center;
  justify-content: center;
  padding: 1em;
}

.panel--badge::before {
  display: none;
}

.panel--badge .img-solid-logo {
  width: 100%;
  max-height: 100%;
  object-fit: fill;
}

@media (max-width: 820px) {
  .nav-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "how"
      "examples"
      "docs"
      "badge";
    padding-left: 0;
    grid-template-rows: 1.3fr 0.5fr auto auto auto;
  }

  .panel--how {
    min-height: 138px;
  }

  .brand-cell {
    padding: 0 0 clamp(1rem, 4vw, 2rem);
    gap: clamp(1rem, 4vw, 2rem);
  }

  .header-nav {
    flex-direction: row;
    justify-content: space-around;
    width: calc(100% + clamp(10px, 3vw, 30px));
    flex-shrink: 0;
    margin-top: 0;
    padding: 0.35rem 1rem;
    border-radius: 0;
  }

  .header-nav__item img {
    width: 2rem;
    height: 2rem;
    padding: 0.4em;
  }

  .inner {
    width: 100%;
    padding: 0 clamp(1rem, 3vw, 2.5rem);
  }

  .panel--how,
  .panel--docs,
  .panel--examples {
    border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
  }

  .panel--how::before,
  .panel--docs::before,
  .panel--examples::before {
    border: var(--border-width) solid transparent;
    border-left: 0;
    border-radius: 0 var(--radius-panel) var(--radius-panel) 0;
  }

  .panel--docs {
    flex-direction: row-reverse;
  }

  .panel--examples {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    padding: 0 clamp(10px, 8vw, 60px) 0 clamp(10px, 7vw, 80px);
  }

  .panel--examples .img-placeholder {
    width: 38%;
    height: 100%;
    min-height: 120px;
  }

  .panel--examples .panel-label {
    word-break: normal;
    padding: 0;
    font-size: clamp(1.5rem, 9vw, 4.5rem);
  }

  .panel--badge .img-solid-logo {
    width: 50%;
  }
}