@font-face {
  font-family: "VT323";
  src: url("/assets/vt323-regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  color-scheme: dark;
  --black: #010603;
  --screen: #031208;
  --panel: rgba(2, 18, 8, 0.86);
  --green: #7cff8a;
  --green-bright: #c4ffb8;
  --green-dim: #2b9b51;
  --green-dark: #0c4925;
  --amber: #ffad42;
  --danger: #ff6f62;
  --line: rgba(124, 255, 138, 0.25);
  --mono: "Courier New", "Lucida Console", monospace;
}

* { box-sizing: border-box; }

html { min-height: 100%; background: var(--black); }

body {
  min-height: 100vh;
  margin: 0;
  padding-bottom: 126px;
  overflow-x: hidden;
  color: var(--green);
  background:
    radial-gradient(circle at 50% 20%, rgba(34, 116, 55, 0.14), transparent 44%),
    linear-gradient(180deg, #020904, var(--black));
  font-family: var(--mono);
  text-shadow: 0 0 6px rgba(124, 255, 138, 0.44);
}

body::before {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  content: "";
  background: repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.18) 0, rgba(0, 0, 0, 0.18) 1px, transparent 1px, transparent 4px);
  mix-blend-mode: multiply;
}

body::after {
  position: fixed;
  z-index: 19;
  top: -18vh;
  right: 0;
  left: 0;
  height: 18vh;
  pointer-events: none;
  content: "";
  opacity: 0.16;
  background: linear-gradient(180deg, transparent, rgba(124, 255, 138, 0.18) 72%, rgba(196, 255, 184, 0.48) 96%, transparent);
  filter: blur(3px);
  animation: screen-sweep 9s linear infinite;
}

.noise {
  position: fixed;
  z-index: -1;
  inset: 0;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.3'/%3E%3C/svg%3E");
}

button, textarea { font: inherit; }
button { color: inherit; }

.topbar {
  position: sticky;
  z-index: 10;
  top: 0;
  display: grid;
  grid-template-columns: 168px 1fr auto;
  align-items: center;
  min-height: 74px;
  padding: 9px clamp(18px, 4vw, 58px);
  border-bottom: 1px solid var(--line);
  background: rgba(1, 9, 4, 0.9);
  backdrop-filter: blur(12px);
}

.brand {
  width: 154px;
  height: 53px;
  padding: 0;
  overflow: hidden;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: sepia(1) saturate(4) hue-rotate(68deg) brightness(1.25) drop-shadow(0 0 7px rgba(124, 255, 138, 0.45));
}

.channel {
  justify-self: center;
  color: var(--green-dim);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
}

.status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--green-dim);
  font-size: 0.69rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-light {
  width: 8px;
  height: 8px;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.status.online { color: var(--green); }
.status.offline { color: var(--danger); text-shadow: 0 0 6px rgba(255, 111, 98, 0.5); }
.status.booting .status-light { animation: blink 0.7s steps(2) infinite; }

.terminal {
  width: min(1160px, calc(100% - 34px));
  margin: 0 auto;
}

.welcome {
  display: grid;
  grid-template-columns: minmax(300px, 0.83fr) minmax(330px, 1.17fr);
  gap: clamp(34px, 6vw, 82px);
  align-items: center;
  min-height: calc(100vh - 200px);
  padding: 38px 0 44px;
  transition: opacity 180ms ease, transform 180ms ease;
}

.welcome.hidden { display: none; }

.portrait-frame {
  position: relative;
  height: min(66vh, 650px);
  min-height: 440px;
  overflow: hidden;
  border: 1px solid var(--green-dim);
  border-radius: 46% 46% 12px 12px / 13% 13% 12px 12px;
  background: #06130a;
  box-shadow: inset 0 0 70px #000, 0 0 0 7px rgba(29, 102, 48, 0.1), 0 0 38px rgba(57, 218, 90, 0.13);
  isolation: isolate;
}

.portrait-frame::before,
.portrait-frame::after {
  position: absolute;
  z-index: 3;
  content: "";
  pointer-events: none;
}

.portrait-frame::before {
  inset: 0;
  background: linear-gradient(90deg, rgba(0, 255, 91, 0.13), transparent 20%, transparent 80%, rgba(0, 255, 91, 0.12));
  box-shadow: inset 0 0 95px 32px rgba(0, 0, 0, 0.72);
}

.portrait-frame::after {
  left: 0;
  right: 0;
  top: 24%;
  height: 2px;
  background: var(--green-bright);
  box-shadow: 0 0 15px 3px var(--green);
  opacity: 0.55;
  animation: scan 5.2s linear infinite;
}

.portrait-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 8% 43%;
  transform: scale(1.12);
  filter: grayscale(0.85) sepia(0.45) hue-rotate(73deg) saturate(1.9) contrast(1.17) brightness(0.75);
}

.portrait-signal {
  position: absolute;
  z-index: 2;
  inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0, transparent 9%, rgba(89, 255, 116, 0.08) 9.2%, transparent 9.5%);
  mix-blend-mode: screen;
}

.portrait-label {
  position: absolute;
  z-index: 5;
  right: 17px;
  bottom: 15px;
  left: 17px;
  padding: 10px 12px;
  border: 1px solid rgba(124, 255, 138, 0.45);
  background: rgba(0, 10, 3, 0.78);
  color: var(--green-bright);
  font-size: 0.67rem;
  letter-spacing: 0.16em;
}

.eyebrow {
  margin: 0 0 24px;
  color: var(--green-dim);
  font-size: clamp(0.66rem, 1.2vw, 0.76rem);
  letter-spacing: 0.13em;
}

h1 {
  margin: 0;
  color: var(--green-bright);
  font-size: clamp(4.25rem, 9vw, 8.5rem);
  font-weight: 700;
  line-height: 0.72;
  letter-spacing: -0.105em;
  text-shadow: 0 0 5px var(--green), 0 0 22px rgba(124, 255, 138, 0.35);
}

h1 span { color: transparent; -webkit-text-stroke: 2px var(--green); }

.intro {
  max-width: 610px;
  margin: 34px 0 27px;
  color: #9be4a4;
  font-size: clamp(0.9rem, 1.7vw, 1.08rem);
  line-height: 1.75;
}

.quick-prompts { display: grid; gap: 9px; }

.quick-prompts button {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--green-dark);
  background: rgba(3, 35, 14, 0.45);
  color: var(--green);
  text-align: left;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background 120ms ease, border-color 120ms ease, transform 120ms ease;
}

.quick-prompts button:hover,
.quick-prompts button:focus-visible {
  border-color: var(--green);
  outline: 0;
  background: rgba(23, 112, 49, 0.3);
  transform: translateX(5px);
}

.messages { padding: 38px 0 24px; }

.message {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 16px;
  padding: 22px 0;
  border-bottom: 1px dashed rgba(124, 255, 138, 0.2);
}

.message-code {
  font-family: "VT323", "Lucida Console", monospace;
  color: var(--green-dim);
  font-size: 1.18rem;
  letter-spacing: 0.07em;
}

.message.user .message-code { color: var(--amber); text-shadow: 0 0 6px rgba(255, 173, 66, 0.45); }

.message-body {
  min-width: 0;
  color: var(--green-bright);
  font-family: "VT323", "Lucida Console", monospace;
  font-size: clamp(1.24rem, 2vw, 1.42rem);
  line-height: 1.45;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.message.user .message-body { color: #d3c99e; text-shadow: none; }
.message.pending .message-body::after { content: "█"; margin-left: 4px; animation: blink 0.7s steps(2) infinite; }
.message.error .message-body { color: var(--danger); text-shadow: 0 0 6px rgba(255, 111, 98, 0.45); }

.console {
  position: fixed;
  z-index: 12;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 13px clamp(17px, 4vw, 58px) 10px;
  border-top: 1px solid var(--green-dark);
  background: rgba(1, 10, 4, 0.94);
  box-shadow: 0 -12px 35px rgba(0, 0, 0, 0.58);
  backdrop-filter: blur(13px);
}

.composer {
  display: grid;
  grid-template-columns: auto 1fr 54px;
  gap: 10px;
  align-items: end;
  width: min(1160px, 100%);
  margin: 0 auto;
  padding: 8px 8px 8px 13px;
  border: 1px solid var(--green-dark);
  background: rgba(1, 20, 7, 0.66);
  box-shadow: inset 0 0 24px rgba(9, 84, 30, 0.16);
}

.composer:focus-within { border-color: var(--green); box-shadow: 0 0 15px rgba(124, 255, 138, 0.14); }
.prompt-code { padding: 9px 0; color: var(--amber); font-weight: 700; }

textarea {
  width: 100%;
  max-height: 180px;
  padding: 9px 0;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--green-bright);
  font-family: "VT323", "Lucida Console", monospace;
  font-size: 1.32rem;
  line-height: 1.25;
  caret-color: var(--green-bright);
  text-shadow: 0 0 6px rgba(124, 255, 138, 0.48);
}

textarea::placeholder { color: #337445; opacity: 1; }

#send {
  height: 40px;
  border: 1px solid var(--green);
  background: var(--green);
  color: #021407;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 0 12px rgba(124, 255, 138, 0.35);
}

#send:disabled { border-color: #174b26; background: #15361f; color: #52705a; box-shadow: none; cursor: not-allowed; }

.console-meta {
  display: flex;
  justify-content: space-between;
  width: min(1160px, 100%);
  margin: 7px auto 0;
  color: #316d41;
  font-size: 0.57rem;
  letter-spacing: 0.07em;
}

/* En la pantalla inicial, la entrada funciona como la consola principal. */
.terminal:has(.welcome:not(.hidden)) + .console {
  right: 50%;
  top: 58%;
  bottom: auto;
  left: auto;
  width: min(780px, calc(100% - 34px));
  padding: 0;
  border-top: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  transform: translate(50%, -50%);
}

.terminal:has(.welcome:not(.hidden)) + .console .composer {
  grid-template-columns: auto 1fr 72px;
  min-height: 76px;
  padding: 10px 10px 10px 17px;
  border-color: rgba(124, 255, 138, 0.72);
  box-shadow: inset 0 0 34px rgba(9, 84, 30, 0.22), 0 0 20px rgba(124, 255, 138, 0.12);
  background: rgba(1, 17, 6, 0.96);
}

.terminal:has(.welcome:not(.hidden)) + .console .prompt-code {
  padding: 16px 0;
  font-size: 1.1rem;
}

.terminal:has(.welcome:not(.hidden)) + .console textarea {
  min-height: 54px;
  padding: 15px 0 10px;
  font-size: 1.48rem;
}

.terminal:has(.welcome:not(.hidden)) + .console #send {
  height: 54px;
  font-size: 1rem;
}

body:has(.welcome:not(.hidden)) {
  height: 100vh;
  min-height: 0;
  padding-bottom: 0;
  overflow: hidden;
}

body:has(.welcome:not(.hidden)) .welcome {
  min-height: calc(100vh - 74px);
  padding-top: clamp(18px, 3vh, 32px);
  padding-bottom: clamp(150px, 20vh, 190px);
}

body:has(.welcome:not(.hidden)) .portrait-frame {
  height: min(56vh, 560px);
  min-height: 320px;
}

body:has(.welcome:not(.hidden)) h1 {
  font-size: clamp(3.8rem, 7.4vw, 7rem);
}

body:has(.welcome:not(.hidden)) .eyebrow { margin-bottom: 18px; }
body:has(.welcome:not(.hidden)) .intro { margin-top: 25px; margin-bottom: 20px; line-height: 1.55; }
body:has(.welcome:not(.hidden)) .quick-prompts {
  position: fixed;
  z-index: 11;
  top: calc(58% + 96px);
  left: 50%;
  grid-template-columns: repeat(3, 1fr);
  width: min(780px, calc(100% - 34px));
  transform: translateX(-50%);
}
body:has(.welcome:not(.hidden)) .quick-prompts button { padding: 11px 10px; font-size: 0.63rem; }
body:has(.welcome:not(.hidden)) .console-meta { width: 100%; }
body:has(.welcome:not(.hidden)) .console-meta { display: none; }

@keyframes blink { 50% { opacity: 0; } }
@keyframes scan { from { transform: translateY(-150px); } to { transform: translateY(500px); } }
@keyframes screen-sweep { from { transform: translateY(0); } to { transform: translateY(136vh); } }

@media (max-width: 760px) {
  body { padding-bottom: 145px; }
  .topbar { grid-template-columns: 132px 1fr; min-height: 64px; padding-inline: 17px; }
  .brand { width: 125px; height: 43px; }
  .channel { display: none; }
  .status { justify-self: end; font-size: 0; }
  .status-text::first-letter { font-size: 0; }
  .welcome { grid-template-columns: 1fr; gap: 16px; padding-top: 18px; }
  .portrait-frame { height: 40vh; min-height: 300px; border-radius: 44% 44% 8px 8px / 16% 16% 8px 8px; }
  .portrait-frame img { object-position: 7% 34%; transform: scale(1.08); }
  .welcome-copy { padding-bottom: 24px; }
  h1 { font-size: clamp(4.1rem, 22vw, 7rem); }
  .message { grid-template-columns: 58px minmax(0, 1fr); gap: 9px; }
  .console-meta span:last-child { display: none; }
  .terminal:has(.welcome:not(.hidden)) + .console .composer { grid-template-columns: auto 1fr 58px; min-height: 70px; }
  .terminal:has(.welcome:not(.hidden)) + .console textarea { font-size: 1.28rem; }
  .terminal:has(.welcome:not(.hidden)) + .console { top: 61%; bottom: auto; }
  body:has(.welcome:not(.hidden)) .welcome { min-height: calc(100vh - 64px); padding: 14px 0 126px; }
  body:has(.welcome:not(.hidden)) .portrait-frame { height: min(31vh, 285px); min-height: 190px; }
  body:has(.welcome:not(.hidden)) .welcome-copy { padding-bottom: 0; }
  body:has(.welcome:not(.hidden)) h1 { font-size: clamp(3.15rem, 16vw, 5rem); }
  body:has(.welcome:not(.hidden)) .eyebrow { display: none; }
  body:has(.welcome:not(.hidden)) .intro { margin: 14px 0 12px; font-size: 0.8rem; line-height: 1.4; }
  body:has(.welcome:not(.hidden)) .quick-prompts { top: calc(61% + 82px); grid-template-columns: 1fr; gap: 5px; }
  body:has(.welcome:not(.hidden)) .quick-prompts button { padding: 7px 9px; font-size: 0.58rem; }
  body:has(.welcome:not(.hidden)) .console-meta { display: none; }
}

@media (max-height: 720px) and (min-width: 761px) {
  body:has(.welcome:not(.hidden)) .portrait-frame { height: 48vh; min-height: 280px; }
  body:has(.welcome:not(.hidden)) .welcome { padding-bottom: 132px; }
  body:has(.welcome:not(.hidden)) .intro { margin: 17px 0 13px; font-size: 0.86rem; }
  body:has(.welcome:not(.hidden)) .eyebrow { margin-bottom: 10px; }
  .terminal:has(.welcome:not(.hidden)) + .console { top: 57%; bottom: auto; }
  body:has(.welcome:not(.hidden)) .quick-prompts { top: calc(57% + 84px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}