/* PURA — Página de captura */

:root {
  --black: #0A0A0A;
  --black-deep: #050505;
  --olive: #4D5B46;
  --sage: #A8B2A1;
  --off-white: #EFECE6;
  --sand: #D7C7B3;
  --copper: #8A6A52;
  --copper-glow: #B07A4A;

  --accent: var(--copper);

  --font-sans: "Montserrat", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-display: "Montserrat", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --tracking-tight: 0.04em;
  --tracking-wide: 0.22em;
  --tracking-wider: 0.42em;
}

[data-palette="copper"] { --accent: #B07A4A; }
[data-palette="olive"]  { --accent: #6F8266; }
[data-palette="noir"]   { --accent: #8A6A52; }

* { box-sizing: border-box; }

html, body, #root {
  margin: 0;
  min-height: 100%;
  background: var(--black);
  color: var(--off-white);
  font-family: var(--font-sans);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body {
  background:
    radial-gradient(ellipse at 50% -10%, #141210 0%, #0A0A0A 55%, #050505 100%);
}

::selection { background: var(--copper); color: var(--off-white); }

/* ═══════════════════ SHELL ═══════════════════ */

.pura-shell {
  display: grid;
  width: 100%;
  min-height: 100vh;
}

.layout-split {
  grid-template-columns: 1.15fr 0.85fr;
}

.layout-stack {
  grid-template-rows: 1fr auto;
}

.layout-overlay {
  display: flex;
  flex-direction: column;
}
/* First fold: form only, on solid dark */
.layout-overlay .capture-pane {
  order: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0A0A0A;
  border: none;
}
.layout-overlay .capture-inner { max-width: 480px; margin: 0 auto; padding: 80px 40px; }
/* Second fold: full PURA atmosphere + brand */
.layout-overlay .stage-pane {
  order: 2;
  min-height: 100vh;
}

/* ═══════════════════ STAGE PANE ═══════════════════ */

.stage-pane {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px 36px;
  background: #050505;
}

.stage-top, .stage-bottom {
  position: relative;
  z-index: 4;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.kicker {
  font-size: 10px;
  letter-spacing: var(--tracking-wider);
  color: rgba(239, 236, 230, 0.55);
  font-weight: 400;
  text-transform: uppercase;
}

.kicker--right { text-align: right; }

.stage-center {
  position: relative;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  flex: 1;
  padding: 40px 20px;
}

.centered-meta {
  margin-top: 48px;
  display: flex;
  gap: 14px;
  font-size: 11px;
  letter-spacing: var(--tracking-wide);
  color: rgba(239, 236, 230, 0.7);
}
.meta-sep { opacity: 0.4; }

/* ═══════════════════ ATMOSPHERE ═══════════════════ */

.atmosphere {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

.atm-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 50% at 50% 55%, rgba(176, 122, 74, calc(var(--glow, 0.6) * 0.16)) 0%, transparent 60%),
    radial-gradient(ellipse 90% 80% at 50% 50%, rgba(20, 16, 12, 0) 35%, rgba(0,0,0,0.95) 100%);
}

/* film grain via SVG-data noise */
.atm-grain {
  position: absolute;
  inset: -2%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.94 0 0 0 0 0.92 0 0 0 0 0.9 0 0 0 0.6 0'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='0.5'/></svg>");
  opacity: 0.12;
  mix-blend-mode: overlay;
  pointer-events: none;
}

/* CINEMATIC RING OF LIGHT (the brand symbol scaled) */
.atm-ring-wrap {
  --ring-size: clamp(280px, 42vw, 560px);
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--ring-size);
  height: var(--ring-size);
  transform: translate(-50%, -50%);
  filter: drop-shadow(0 30px 80px rgba(0,0,0,0.9));
}

.atm-ring-halo {
  position: absolute;
  inset: -25%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0%, transparent 55%);
  opacity: calc(var(--glow) * 0.45);
  filter: blur(40px);
  animation: pulse 6s ease-in-out infinite;
}

.atm-ring-core {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--accent);
  box-shadow:
    0 0 calc(60px * var(--glow)) var(--accent),
    inset 0 0 calc(40px * var(--glow)) rgba(176, 122, 74, calc(var(--glow) * 0.5));
  opacity: calc(0.4 + var(--glow) * 0.6);
}

.atm-ring-inner {
  position: absolute;
  inset: 22%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 60%, rgba(176,122,74, calc(var(--glow) * 0.3)) 0%, rgba(10,10,10,0) 60%);
}

.atm-shaft {
  position: absolute;
  top: -180%;
  left: 50%;
  width: 1px;
  height: 200%;
  background: linear-gradient(180deg, transparent 0%, var(--accent) 60%, transparent 100%);
  transform: translateX(-50%);
  opacity: calc(var(--glow) * 0.35);
  filter: blur(0.6px);
}

@keyframes pulse {
  0%, 100% { opacity: calc(var(--glow) * 0.4); transform: scale(1); }
  50%      { opacity: calc(var(--glow) * 0.55); transform: scale(1.04); }
}

/* SMOKE */
.atm-smoke {
  position: absolute;
  width: 140%;
  height: 50%;
  background: radial-gradient(ellipse at center, rgba(60,50,42,0.5) 0%, rgba(0,0,0,0) 60%);
  filter: blur(40px);
  mix-blend-mode: screen;
  pointer-events: none;
}
.smoke-a { top: 10%; left: -20%; opacity: 0.5; animation: drift-a 28s ease-in-out infinite alternate; }
.smoke-b { bottom: -10%; right: -25%; opacity: 0.35; animation: drift-b 36s ease-in-out infinite alternate; }
@keyframes drift-a { to { transform: translate(8%, -4%); } }
@keyframes drift-b { to { transform: translate(-6%, -8%); } }

/* PALM SILHOUETTE */
.atm-palm {
  position: absolute;
  top: -5%;
  right: 0;
  width: 38%;
  height: 70%;
  opacity: 0.55;
  pointer-events: none;
}

.atm-corner-mark {
  position: absolute;
  bottom: 80px;
  left: 36px;
  z-index: 3;
  opacity: 0.7;
}
.layout-split .atm-corner-mark { display: none; }

/* ═══════════════════ LOGO ═══════════════════ */

.pura-logo-img {
  display: block;
  height: auto;
  max-width: 100%;
  user-select: none;
  -webkit-user-drag: none;
}

/* ═══════════════════ CAPTURE PANE ═══════════════════ */

.capture-pane {
  position: relative;
  z-index: 2;
  background: #0A0A0A;
  border-left: 1px solid rgba(239, 236, 230, 0.06);
  display: flex;
  align-items: center;
}

.layout-stack .capture-pane {
  border-left: none;
  border-top: 1px solid rgba(239, 236, 230, 0.06);
}

.capture-inner {
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
  padding: 64px 56px;
}

.layout-split .capture-inner { padding: 80px 64px; }

/* MANIFESTO column (visible in split layout) */
.manifesto { margin-bottom: 56px; }

.brand-block {
  display: flex;
  justify-content: flex-start;
  margin-bottom: 48px;
}

.manifesto-quote {
  margin-bottom: 56px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(239, 236, 230, 0.85);
  letter-spacing: 0.01em;
}

.quote-line { margin: 0; }
.quote-line--em { color: var(--off-white); font-weight: 400; }
.quote-spacer { height: 8px; }

.event-meta {
  display: grid;
  gap: 14px;
  padding: 24px 0;
  border-top: 1px solid rgba(239, 236, 230, 0.12);
  border-bottom: 1px solid rgba(239, 236, 230, 0.12);
  margin-bottom: 40px;
}

.meta-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  align-items: baseline;
  gap: 16px;
}

.meta-key {
  font-size: 9px;
  letter-spacing: var(--tracking-wider);
  color: rgba(239, 236, 230, 0.5);
  font-weight: 400;
}

.meta-val {
  font-size: 13px;
  letter-spacing: 0.18em;
  color: var(--off-white);
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

.brand-signature {
  display: flex;
  gap: 18px;
  font-size: 9px;
  letter-spacing: var(--tracking-wider);
  color: rgba(239, 236, 230, 0.6);
  text-transform: uppercase;
}

/* form header (non-split layouts) */
.form-header { margin-bottom: 48px; }
.form-eyebrow {
  font-size: 10px;
  letter-spacing: var(--tracking-wider);
  color: rgba(239, 236, 230, 0.55);
  margin: 0 0 20px;
}
.form-title {
  font-size: 26px;
  font-weight: 300;
  line-height: 1.35;
  margin: 0;
  letter-spacing: 0.01em;
  color: var(--off-white);
}

/* ═══════════════════ FORM ═══════════════════ */

.capture-form {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.field {
  display: block;
  position: relative;
}

.field-label {
  display: block;
  font-size: 9px;
  letter-spacing: var(--tracking-wider);
  color: rgba(239, 236, 230, 0.55);
  font-weight: 400;
  text-transform: uppercase;
  margin-bottom: 10px;
  transition: color 0.3s ease;
}

.field input {
  width: 100%;
  background: transparent;
  border: none;
  outline: none;
  color: var(--off-white);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 300;
  letter-spacing: 0.04em;
  padding: 4px 0 12px;
  border-bottom: 1px solid rgba(239, 236, 230, 0.18);
  transition: border-color 0.3s ease;
}

.field input::placeholder {
  color: rgba(239, 236, 230, 0.25);
  font-weight: 300;
  letter-spacing: 0.06em;
}

.field-rule {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 1px;
  width: 0;
  background: var(--accent);
  transition: width 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.field.is-focused .field-rule { width: 100%; }
.field.is-focused .field-label { color: var(--off-white); }
.field.has-error .field-rule { width: 100%; background: #C76B5A; }

.field-error {
  display: block;
  margin-top: 8px;
  font-size: 10px;
  letter-spacing: 0.12em;
  color: #C76B5A;
  text-transform: uppercase;
}

/* SUBMIT */
.submit-btn {
  position: relative;
  margin-top: 8px;
  background: transparent;
  border: 1px solid rgba(239, 236, 230, 0.4);
  color: var(--off-white);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: var(--tracking-wider);
  padding: 22px 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  text-transform: uppercase;
  overflow: hidden;
  transition: border-color 0.4s ease, color 0.4s ease;
}

.submit-btn:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--off-white);
}

.submit-btn:hover .btn-line {
  transform: scaleX(1);
}

.btn-line {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(176, 122, 74, 0.18) 0%, rgba(176, 122, 74, 0.05) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
  pointer-events: none;
}

.btn-label { position: relative; z-index: 1; }
.btn-arrow { position: relative; z-index: 1; font-size: 14px; letter-spacing: 0; transition: transform 0.4s ease; }
.submit-btn:hover .btn-arrow { transform: translateX(6px); }

.submit-btn:disabled { opacity: 0.7; cursor: progress; }

.form-fine {
  margin: 16px 0 0;
  font-size: 10px;
  line-height: 1.7;
  letter-spacing: 0.08em;
  color: rgba(239, 236, 230, 0.4);
}

/* ═══════════════════ DONE STATE ═══════════════════ */

.form-done {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 0;
  animation: fade-in 1s ease;
}

.form-done h3 {
  margin: 36px 0 20px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: var(--tracking-wider);
  color: var(--off-white);
}

.done-body {
  margin: 0 0 40px;
  font-size: 14px;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: rgba(239, 236, 230, 0.7);
  font-weight: 300;
}

.done-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 10px;
  letter-spacing: var(--tracking-wider);
  color: rgba(239, 236, 230, 0.5);
}
.done-meta .dot { opacity: 0.5; }

@keyframes fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════════ RESPONSIVE ═══════════════════ */

@media (max-width: 960px) {
  .layout-split { grid-template-columns: 1fr; }
  .layout-split .stage-pane { min-height: 70vh; }
  .layout-split .capture-pane { border-left: none; border-top: 1px solid rgba(239, 236, 230, 0.06); }
  .layout-split .capture-inner { padding: 56px 36px; }
  .manifesto-quote { font-size: 14px; }
  .stage-pane { padding: 24px 28px; }
  .atm-palm { width: 50%; }
}

@media (max-width: 720px) {
  /* Logo + meta sit INSIDE the ring on mobile (mirrors desktop composition) */
  .stage-center .pura-logo-img { width: min(60vw, 280px) !important; }
  .brand-block .pura-logo-img { width: min(60vw, 220px) !important; }

  /* Stage chrome stacks instead of colliding */
  .stage-top, .stage-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .kicker--right { text-align: left; }

  /* Centered meta becomes a tight column, fits inside the ring */
  .stage-center { padding: 60px 16px; }
  .centered-meta {
    flex-direction: column;
    gap: 6px;
    margin-top: 24px;
    text-align: center;
    font-size: 10px;
    letter-spacing: 0.22em;
  }
  .centered-meta .meta-sep { display: none; }

  /* Larger ring so logo + meta have room to breathe inside it */
  .atm-ring-wrap { --ring-size: clamp(320px, 92vw, 460px); }
}

@media (max-width: 560px) {
  .capture-inner { padding: 48px 24px; }
  .form-title { font-size: 22px; }
  .stage-top, .stage-bottom { font-size: 9px; }
  .meta-row { grid-template-columns: 70px 1fr; gap: 10px; }
  .brand-signature { flex-wrap: wrap; gap: 10px; }
}