/* ===================================================================
   PalsCode — landing page
   Identidade: prompt >_ violeta retro mono sobre fundo quase-preto.
   =================================================================== */

:root {
  --bg:        #0E0A18;
  --bg-2:      #150F26;
  --bg-3:      #1B1430;
  --violet:    #9D7BFF;
  --violet-br: #C9B3FF;
  --violet-dk: #6D4FD0;
  --text:      #ECE6FF;
  --text-dim:  #A79EC6;
  --text-mut:  #7B7299;
  --border:    rgba(157, 123, 255, 0.14);
  --border-2:  rgba(157, 123, 255, 0.28);
  --ok:        #6EE7B7;
  --warn:      #FCD34D;
  --run:       #C9B3FF;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --maxw: 1140px;
  --radius: 16px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
code { font-family: var(--mono); font-size: 0.9em; color: var(--violet-br); background: rgba(157,123,255,0.1); padding: 0.1em 0.4em; border-radius: 5px; }
.accent { color: var(--violet); }
.prompt { font-family: var(--mono); color: var(--violet); font-weight: 700; }

/* ---------- texturas de fundo ---------- */
.bg-grid, .bg-glow, .scanlines { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.bg-grid {
  background-image:
    linear-gradient(rgba(157,123,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(157,123,255,0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(circle at 50% 0%, #000 0%, transparent 70%);
}
.bg-glow {
  background:
    radial-gradient(60% 50% at 70% -5%, rgba(157,123,255,0.22), transparent 60%),
    radial-gradient(40% 40% at 10% 10%, rgba(109,79,208,0.15), transparent 60%);
}
.scanlines {
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,0.015) 0 1px, transparent 1px 3px);
  opacity: 0.5;
  z-index: 2;
}

/* ---------- botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-weight: 600; font-size: 0.98rem;
  padding: 0.8em 1.4em; border-radius: 12px;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn-sm { padding: 0.55em 1em; font-size: 0.9rem; border-radius: 10px; }
.btn-primary {
  background: linear-gradient(180deg, var(--violet), var(--violet-dk));
  color: #fff; box-shadow: 0 6px 24px rgba(157,123,255,0.35), inset 0 1px 0 rgba(255,255,255,0.2);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(157,123,255,0.5); }
.btn-primary .prompt { color: #fff; }
.btn-ghost { background: rgba(157,123,255,0.06); border-color: var(--border-2); color: var(--text); }
.btn-ghost:hover { background: rgba(157,123,255,0.14); transform: translateY(-2px); }

/* ===================== NAV ===================== */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 1.5rem;
  max-width: var(--maxw); margin: 0 auto; padding: 0.9rem 1.5rem;
  backdrop-filter: blur(12px);
}
.nav::before { content: ""; position: absolute; inset: 0; background: rgba(14,10,24,0.6); border-bottom: 1px solid var(--border); z-index: -1; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 800; font-size: 1.2rem; }
.brand img { filter: drop-shadow(0 0 8px rgba(157,123,255,0.4)); }
.nav-links { display: flex; gap: 1.6rem; margin-left: auto; font-size: 0.95rem; font-weight: 500; color: var(--text-dim); }
.nav-links a { transition: color .15s; }
.nav-links a:hover { color: var(--violet-br); }
.nav-actions { display: flex; align-items: center; gap: 0.75rem; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: 6px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; transition: .25s; }

/* ===================== HERO ===================== */
.hero {
  position: relative; z-index: 1;
  max-width: var(--maxw); margin: 0 auto; padding: 4.5rem 1.5rem 3rem;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--mono); font-size: 0.8rem; color: var(--violet-br);
  background: rgba(157,123,255,0.08); border: 1px solid var(--border-2);
  padding: 0.35em 0.8em; border-radius: 999px; margin-bottom: 1.4rem;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); animation: blink 2s infinite; }
.hero h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.08; font-weight: 800; letter-spacing: -0.02em; }
.lede { margin-top: 1.3rem; font-size: 1.12rem; color: var(--text-dim); max-width: 34rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-top: 2rem; }
.badges { list-style: none; display: flex; flex-wrap: wrap; gap: 0.6rem 1.4rem; margin-top: 1.8rem; font-size: 0.85rem; color: var(--text-mut); font-family: var(--mono); }

/* ---------- mock do cockpit ---------- */
.cockpit {
  border: 1px solid var(--border-2); border-radius: var(--radius);
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
  box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(157,123,255,0.05), 0 0 60px rgba(157,123,255,0.12);
  overflow: hidden; transform: perspective(1600px) rotateY(-4deg) rotateX(2deg);
}
.cockpit-chrome { display: flex; align-items: center; gap: 0.45rem; padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--border); background: rgba(0,0,0,0.25); }
.tl-dot { width: 11px; height: 11px; border-radius: 50%; }
.tl-dot.r { background: #ff5f57; } .tl-dot.y { background: #febc2e; } .tl-dot.g { background: #28c840; }
.cockpit-title { margin-left: 0.6rem; font-family: var(--mono); font-size: 0.72rem; color: var(--text-mut); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); }
.pane { background: var(--bg); min-height: 124px; display: flex; flex-direction: column; }
.pane-head { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0.75rem; font-family: var(--mono); font-size: 0.74rem; color: var(--text-dim); border-bottom: 1px solid var(--border); }
.agent { width: 8px; height: 8px; border-radius: 50%; box-shadow: 0 0 7px currentColor; }
.agent.claude { color: #D97757; background: #D97757; }
.agent.codex  { color: #10A37F; background: #10A37F; }
.agent.gemini { color: #4285F4; background: #4285F4; }
.agent.cursor { color: #C9B3FF; background: #C9B3FF; }
.pane-body { margin: 0; padding: 0.6rem 0.75rem; font-family: var(--mono); font-size: 0.72rem; line-height: 1.7; color: var(--text-dim); white-space: pre-wrap; flex: 1; }
.pane-body .muted { color: var(--text-mut); }
.pane-body .ok { color: var(--ok); } .pane-body .warn { color: var(--warn); } .pane-body .run { color: var(--run); }
.pane-body .path { color: var(--violet-br); }
.pane-body .cmd { color: var(--violet); }
.caret { color: var(--violet-br); animation: blink 1.05s steps(1) infinite; }
.typing-1,.typing-2,.typing-3,.typing-4 { display: inline-block; overflow: hidden; white-space: nowrap; vertical-align: bottom; border: 0; }
.typing-1 { animation: type 2.4s steps(22) infinite alternate; }
.typing-2 { animation: type 2.9s steps(22) .3s infinite alternate; }
.typing-3 { animation: type 2.2s steps(20) .6s infinite alternate; }
.typing-4 { animation: type 2.6s steps(18) .15s infinite alternate; }

@keyframes type { 0%,12% { width: 0; } 60%,100% { width: 13em; } }
@keyframes blink { 0%,49% { opacity: 1; } 50%,100% { opacity: 0.15; } }

/* ===================== BANDA (problema) ===================== */
.band { position: relative; z-index: 1; max-width: var(--maxw); margin: 2rem auto; padding: 2.5rem 1.5rem; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.band-kicker { font-family: var(--mono); font-size: 0.8rem; color: var(--violet); text-transform: uppercase; letter-spacing: 0.1em; }
.band-title { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 700; margin: 0.5rem 0 1.8rem; max-width: 30rem; }
.pains { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.pain { padding: 1.1rem; background: var(--bg-2); border: 1px solid var(--border); border-radius: 12px; }
.pain-n { font-family: var(--mono); font-size: 0.8rem; color: var(--violet-dk); font-weight: 700; }
.pain p { margin-top: 0.5rem; font-size: 0.9rem; color: var(--text-dim); }

/* ===================== SEÇÕES ===================== */
.section { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 4.5rem 1.5rem; }
.section-head { max-width: 40rem; margin-bottom: 2.6rem; }
.kicker { font-family: var(--mono); font-size: 0.82rem; color: var(--violet); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 0.7rem; }
.section-head h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
.section-head .sub { margin-top: 0.9rem; color: var(--text-dim); font-size: 1.05rem; }

/* cards de recursos */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.card { padding: 1.6rem; background: linear-gradient(180deg, var(--bg-2), rgba(21,15,38,0.4)); border: 1px solid var(--border); border-radius: var(--radius); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-4px); border-color: var(--border-2); box-shadow: 0 16px 40px rgba(0,0,0,0.35); }
.card-ico { display: inline-flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: 12px; background: rgba(157,123,255,0.12); color: var(--violet-br); font-family: var(--mono); font-size: 1.25rem; font-weight: 700; margin-bottom: 1rem; box-shadow: inset 0 0 0 1px var(--border-2); }
.card h3 { font-size: 1.12rem; margin-bottom: 0.5rem; }
.card p { color: var(--text-dim); font-size: 0.94rem; }

/* por quê */
.why { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem 2.5rem; }
.why-row { display: flex; gap: 1.1rem; padding: 1.1rem 0; border-bottom: 1px solid var(--border); }
.why-n { flex: none; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 10px; font-family: var(--mono); font-weight: 700; color: var(--violet); background: rgba(157,123,255,0.1); border: 1px solid var(--border-2); }
.why-row h3 { font-size: 1.08rem; }
.why-row p { color: var(--text-dim); font-size: 0.94rem; margin-top: 0.2rem; }
.wedge { margin-top: 2.2rem; padding: 1.3rem 1.5rem; background: linear-gradient(90deg, rgba(157,123,255,0.12), transparent); border-left: 3px solid var(--violet); border-radius: 0 12px 12px 0; font-size: 1.05rem; color: var(--text); }

/* ===================== DOWNLOAD ===================== */
.download { text-align: center; }
.download .section-head { margin-left: auto; margin-right: auto; }
.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; max-width: 760px; margin: 0 auto; }
.dl-card { display: flex; flex-direction: column; align-items: center; gap: 0.35rem; padding: 2rem 1.2rem; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); transition: transform .2s, border-color .2s, box-shadow .2s; }
.dl-card:hover { transform: translateY(-4px); border-color: var(--violet); box-shadow: 0 14px 40px rgba(157,123,255,0.2); }
.dl-card.is-current { border-color: var(--violet); box-shadow: 0 0 0 1px var(--violet), 0 14px 40px rgba(157,123,255,0.25); }
.dl-os { width: 40px; height: 40px; margin-bottom: 0.5rem; background: var(--violet-br); -webkit-mask-size: contain; mask-size: contain; -webkit-mask-repeat: no-repeat; mask-repeat: no-repeat; -webkit-mask-position: center; mask-position: center; }
.dl-card[data-os="mac"] .dl-os { -webkit-mask-image: url("/os-apple.svg"); mask-image: url("/os-apple.svg"); }
.dl-card[data-os="windows"] .dl-os { -webkit-mask-image: url("/os-windows.svg"); mask-image: url("/os-windows.svg"); }
.dl-card[data-os="linux"] .dl-os { -webkit-mask-image: url("/os-linux.svg"); mask-image: url("/os-linux.svg"); }
.dl-card h3 { font-size: 1.15rem; }
.dl-card p { color: var(--text-mut); font-size: 0.85rem; font-family: var(--mono); }
.dl-go { margin-top: 0.6rem; font-weight: 600; color: var(--violet-br); font-size: 0.9rem; }
.soon { font-family: var(--mono); font-size: 0.62rem; color: var(--bg); background: var(--violet-br); padding: 0.1em 0.45em; border-radius: 5px; vertical-align: middle; }
.dl-note { margin-top: 1.8rem; color: var(--text-mut); font-size: 0.92rem; }
.dl-note a { color: var(--violet-br); border-bottom: 1px solid var(--border-2); }

/* ===================== FOOTER ===================== */
.footer { position: relative; z-index: 1; max-width: var(--maxw); margin: 2rem auto 0; padding: 2.5rem 1.5rem; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; justify-content: space-between; }
.footer-brand { display: flex; align-items: center; gap: 0.8rem; }
.footer-brand strong { font-size: 1.05rem; }
.footer-brand p { color: var(--text-mut); font-size: 0.85rem; }
.footer-links { display: flex; gap: 1.4rem; color: var(--text-dim); font-size: 0.92rem; }
.footer-links a:hover { color: var(--violet-br); }
.footer-copy { color: var(--text-mut); font-size: 0.82rem; font-family: var(--mono); width: 100%; padding-top: 1rem; border-top: 1px solid var(--border); }

/* ===================== RESPONSIVO ===================== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 3rem; }
  .cockpit { transform: none; }
  .pains { grid-template-columns: 1fr 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .why { grid-template-columns: 1fr; gap: 0; }
  .nav-links { position: fixed; inset: 60px 0 auto 0; flex-direction: column; gap: 0; background: var(--bg-2); border-bottom: 1px solid var(--border); padding: 0.5rem 1.5rem; transform: translateY(-130%); transition: transform .25s ease; }
  .nav-links a { padding: 0.85rem 0; border-bottom: 1px solid var(--border); }
  .nav-links.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
}
@media (max-width: 560px) {
  .pains, .cards, .dl-grid { grid-template-columns: 1fr; }
  .badges { gap: 0.4rem 1rem; }
  .footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .typing-1,.typing-2,.typing-3,.typing-4 { width: 11em; }
}