/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #08080f;
  --bg-2: #0f0f1c;
  --card: #12121f;
  --ink: #f5f3ff;
  --mute: #a8a3c0;
  --mute-2: #6f6a8a;
  --accent: #22d3ee;      /* cyan — matches avatar glow */
  --accent-2: #a855f7;    /* purple */
  --gradient-1: #a855f7;
  --gradient-2: #6366f1;
  --gradient-3: #22d3ee;
  --line: rgba(245, 243, 255, 0.1);

  --sans: "Inter", system-ui, sans-serif;
  --display: "Space Grotesk", var(--sans);
  --mono: "JetBrains Mono", monospace;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; tab-size: 2; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  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 { font-family: var(--display); text-wrap: balance; line-height: 1.05; letter-spacing: -0.02em; }
::selection { background: var(--accent); color: var(--bg); }

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

.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;
  transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: 1120px; margin-inline: auto; padding-inline: 1.25rem; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

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

/* =============================================================
   4. Typography
   ============================================================= */
.kicker {
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow { color: var(--mute); font-size: .95rem; }

/* =============================================================
   5. Components
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .9rem 1.6rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem;
  transition: transform .3s var(--ease-out), box-shadow .3s var(--ease-out), background .3s var(--ease-out);
}
.btn-primary {
  background: linear-gradient(135deg, var(--gradient-1), var(--gradient-3));
  color: #050509;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(34, 211, 238, .25); }
.btn-ghost {
  border: 1px solid var(--line); color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.pill {
  font-family: var(--mono); font-size: .8rem;
  padding: .45rem .9rem; border-radius: 999px;
  border: 1px solid var(--line); color: var(--mute);
  transition: all .25s var(--ease-out);
  white-space: nowrap;
}
.pill:hover, .pill.is-active {
  border-color: var(--accent); color: var(--bg);
  background: var(--accent);
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.6rem;
  display: flex; flex-direction: column; gap: .9rem;
  transition: transform .35s var(--ease-out), border-color .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, .4);
  box-shadow: 0 20px 50px rgba(99, 102, 241, .18);
}
.card-icon { font-size: 1.6rem; line-height: 1; }
.card-cat { font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-2); }
.card h3 { font-size: 1.25rem; }
.card p { color: var(--mute); font-size: .95rem; }
.card-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: .6rem; border-top: 1px solid var(--line); font-size: .85rem; color: var(--mute-2); }
.card-foot .link { color: var(--accent); font-weight: 600; }

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

/* --- social rail (top strip) --- */
.social-rail {
  border-bottom: 1px solid var(--line);
  background: var(--bg-2);
}
.social-rail-inner {
  display: flex; align-items: center; justify-content: flex-end;
  gap: .5rem; padding-block: .5rem;
}
.social-rail-label { font-family: var(--mono); font-size: .72rem; color: var(--mute-2); margin-right: .3rem; display: none; }
@media (min-width: 540px) { .social-rail-label { display: inline; } }
.social-icon {
  display: flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 50%;
  font-family: var(--mono); font-size: .68rem; font-weight: 600;
  border: 1px solid var(--line); color: var(--mute);
  transition: all .25s var(--ease-out);
}
.social-icon:hover {
  color: var(--bg); background: var(--accent); border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(34, 211, 238, .3);
}

/* --- nav --- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(8, 8, 15, .7);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding-block: .9rem; }
.nav-brand { font-family: var(--display); font-weight: 700; font-size: 1.05rem; display: flex; align-items: center; gap: .6rem; }
.nav-brand img { width: 34px; height: 34px; border-radius: 50%; }
.nav-links { display: flex; gap: 1.6rem; font-size: .92rem; color: var(--mute); }
.nav-links a:hover { color: var(--ink); }
.nav-links { display: none; }
@media (min-width: 720px) { .nav-links { display: flex; } }

/* --- hero --- */
.hero { position: relative; padding-block: 5rem 4rem; overflow: clip; }
.hero-gradient {
  position: absolute; inset: -10% -10% auto -10%; height: 140%;
  z-index: -1; pointer-events: none;
  background:
    radial-gradient(circle 520px at var(--mx, 70%) var(--my, 20%), rgba(168,85,247,.35) 0%, transparent 60%),
    radial-gradient(circle 620px at calc(var(--mx, 70%) - 30%) calc(var(--my, 20%) + 40%), rgba(34,211,238,.28) 0%, transparent 60%);
  filter: blur(50px) saturate(140%);
  transition: background .4s ease;
}
.hero-inner { display: grid; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .hero-inner { grid-template-columns: 1.1fr .9fr; } }

.hero-title { font-size: clamp(2.2rem, 5.6vw, 3.6rem); max-width: 14ch; }
.hero-title em { font-style: normal; background: linear-gradient(135deg, var(--gradient-1), var(--gradient-3)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { margin-top: 1.1rem; color: var(--mute); font-size: 1.1rem; max-width: 42ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 1.8rem; }

.why-follow { list-style: none; margin-top: 1.6rem; display: flex; flex-direction: column; gap: .55rem; }
.why-follow li { display: flex; align-items: center; gap: .6rem; color: var(--mute); font-size: .92rem; }
.why-check {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; border-radius: 50%; flex-shrink: 0;
  background: rgba(34, 211, 238, .15); color: var(--accent);
  font-size: .68rem; font-weight: 700;
}

.hero-avatar-wrap { position: relative; justify-self: center; }
.hero-avatar {
  width: min(340px, 72vw); aspect-ratio: 1; border-radius: 32px; object-fit: cover;
  filter: drop-shadow(0 30px 60px rgba(99, 102, 241, .35));
}
.hero-handle {
  position: absolute; bottom: -1rem; left: 50%; transform: translateX(-50%);
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: .5rem 1.1rem; font-family: var(--mono); font-size: .82rem; color: var(--accent);
  white-space: nowrap;
}

/* --- funnel strip --- */
.funnel { position: relative; padding-block: 3rem; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-2); overflow: clip; }
.funnel-steps { display: grid; gap: 1.5rem; }
@media (min-width: 720px) { .funnel-steps { grid-template-columns: repeat(3, 1fr); } }
.funnel-step { display: flex; gap: 1rem; align-items: flex-start; }
.funnel-num { font-family: var(--mono); font-size: 1.6rem; color: var(--accent-2); }
.funnel-step h4 { font-size: 1.05rem; margin-bottom: .3rem; }
.funnel-step p { color: var(--mute); font-size: .92rem; }

/* --- recursos preview / grid --- */
.section { padding-block: 4.5rem; }
.section-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 2.2rem; }
.section-head h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); }

.search-sort { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 1.4rem; }
.search-field {
  flex: 1 1 260px; display: flex; align-items: center; gap: .6rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: .7rem 1rem; color: var(--mute-2);
  transition: border-color .25s var(--ease-out);
}
.search-field:focus-within { border-color: var(--accent); }
.search-field input {
  flex: 1; background: none; border: 0; color: var(--ink); font-size: .92rem;
}
.search-field input::placeholder { color: var(--mute-2); }
.search-field input:focus { outline: none; }
.sort-select {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: .7rem 1rem; color: var(--ink); font-size: .88rem;
  font-family: var(--sans);
}

.filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2rem; }

.grid { display: grid; gap: 1.2rem; grid-template-columns: 1fr; }
@media (min-width: 720px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid { grid-template-columns: repeat(3, 1fr); } }

.empty-state { color: var(--mute); text-align: center; padding-block: 3rem; display: none; }
.empty-state.is-visible { display: block; }

/* --- about --- */
.about p { max-width: 62ch; color: var(--mute); font-size: 1.05rem; }

/* --- footer --- */
.footer { border-top: 1px solid var(--line); padding-block: 2.6rem; }
.footer-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: center; color: var(--mute-2); font-size: .88rem; }
.footer-links { display: flex; gap: 1.2rem; }
.footer-links a:hover { color: var(--accent); }

/* --- resource detail page --- */
.resource-hero { padding-block: 3rem 2rem; }
.back-link { display: inline-flex; align-items: center; gap: .4rem; color: var(--mute); font-size: .9rem; margin-bottom: 1.5rem; }
.back-link:hover { color: var(--accent); }
.resource-meta { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 1rem; font-size: .85rem; color: var(--mute-2); }
.resource-body { max-width: 68ch; color: var(--mute); font-size: 1.05rem; display: flex; flex-direction: column; gap: 1.1rem; }
.resource-body h2 { color: var(--ink); font-size: 1.3rem; margin-top: 1rem; }
.resource-body ul, .resource-body ol { padding-left: 1.3rem; display: flex; flex-direction: column; gap: .5rem; }

.prompt-box {
  font-family: var(--mono);
  font-size: .88rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 1.1rem 1.3rem;
  white-space: pre-wrap;
}

/* --- resource media (images/gifs) --- */
.resource-media { border-radius: 16px; overflow: hidden; border: 1px solid var(--line); margin-block: .4rem; }
.resource-media img, .resource-media video { width: 100%; }
.resource-media-cap { font-size: .82rem; color: var(--mute-2); margin-top: .5rem; }

/* --- decorative glow icon (resource hero badge) --- */
.resource-badge {
  width: 64px; height: 64px; border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; margin-bottom: 1.2rem;
  background: linear-gradient(135deg, rgba(168,85,247,.22), rgba(34,211,238,.18));
  border: 1px solid var(--line);
  box-shadow: 0 0 40px rgba(168,85,247,.25);
}

/* --- dot-grid decorative background --- */
.dot-grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image: radial-gradient(var(--line) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 60% 50% at 50% 0%, #000 40%, transparent 100%);
}

/* --- floating glow orbs --- */
.glow-orb {
  position: absolute; z-index: -1; pointer-events: none;
  border-radius: 50%; filter: blur(70px); opacity: .35;
  animation: orbFloat 14s ease-in-out infinite;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -24px) scale(1.08); }
}
@media (prefers-reduced-motion: reduce) { .glow-orb { animation: none; } }
.resource-cta {
  margin-top: 2.5rem; padding: 2rem; border-radius: 20px;
  background: linear-gradient(135deg, rgba(168,85,247,.12), rgba(34,211,238,.1));
  border: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 1.2rem; align-items: center; justify-content: space-between;
}
.resource-cta h3 { font-size: 1.15rem; margin-bottom: .3rem; }
.resource-cta p { color: var(--mute); font-size: .9rem; }

/* =============================================================
   7. Reduced motion — only intrusive
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  .hero-gradient { animation: none; transition: none; }
}

/* --- shortcut table + keys --- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; }
.shortcut-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.shortcut-table th, .shortcut-table td { padding: .8rem 1rem; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.shortcut-table th { font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); background: var(--bg-2); }
.shortcut-table tr:last-child td { border-bottom: 0; }
.shortcut-table td:first-child { color: var(--ink); }
.shortcut-table th, .shortcut-table td { padding: .7rem .6rem; }
@media (min-width: 540px) {
  .shortcut-table th, .shortcut-table td { padding: .8rem 1rem; }
  .shortcut-table td:not(:first-child) { white-space: nowrap; }
}
kbd {
  font-family: var(--mono); font-size: .78rem; color: var(--ink);
  background: var(--card); border: 1px solid var(--line); border-bottom-width: 2px;
  border-radius: 6px; padding: .12rem .45rem;
}
.resource-body a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

/* --- keyword chip on resource cards --- */
.card-top { display: flex; align-items: center; justify-content: space-between; gap: .6rem; }
.card-keyword {
  font-family: var(--mono); font-size: .74rem; font-weight: 600; letter-spacing: .08em;
  color: var(--accent); background: rgba(34, 211, 238, .1);
  border: 1px solid rgba(34, 211, 238, .35); border-radius: 999px;
  padding: .3rem .7rem; white-space: nowrap;
}
.resource-body code {
  font-family: var(--mono); font-size: .85em; color: var(--ink);
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 5px; padding: .08rem .35rem;
}