/* Responsabilidade: tokens visuais, temas light/dark e layout compartilhado das telas de autenticacao. */

:root {
  --font-body: 'Manrope', sans-serif;
  --font-display: 'Outfit', sans-serif;
  --brand-primary: #030A15;
  --brand-primary-strong: #01050A;
  --brand-secondary: #00E5FF;
  --brand-secondary-strong: #00B3CC;
  --brand-rgb: 0, 229, 255;
  --danger: #ff4766;
  --success: #2a8e52;
  --warning: #ffb800;
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --shadow-soft: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 40px 100px -20px rgba(0, 0, 0, 0.5);
  --transition-fast: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 400ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 700ms cubic-bezier(0.16, 1, 0.3, 1);
  --btn-text-color: #010409;
  --btn-shadow-color: rgba(var(--brand-rgb), 0.2);
  --btn-shadow-color-hover: rgba(var(--brand-rgb), 0.3);
  --card-shadow-small: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 10px 30px rgba(0, 0, 0, 0.2);
}

:root[data-theme='light'] {
  --page-bg: #C5D5E1; /* Grid escurecido original */
  --page-bg-alt: #DEEAF2;
  --page-shadow: rgba(24, 87, 149, 0.1);
  --page-glow: rgba(186, 227, 255, 0.5); /* Glow com a cor secundaria #BAE3FF */
  --shadow-soft: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 40px 100px rgba(62, 178, 254, 0.25), 0 15px 40px rgba(24, 87, 149, 0.15);
  --surface: linear-gradient(135deg, rgba(255, 255, 255, 0.6), rgba(255, 255, 255, 0.3));
  --surface-strong: linear-gradient(180deg, rgba(255,255,255,1) 0%, rgba(255,255,255,0) 100%);
  --surface-soft: rgba(255, 255, 255, 0.8);
  --surface-muted: rgba(255, 255, 255, 0.6);
  --border-soft: rgba(3, 10, 21, 0.06);
  --border-strong: rgba(3, 10, 21, 0.12);
  --text-primary: #030A15;
  --text-secondary: #4A5B70;
  --text-tertiary: #6E849E;
  --input-bg: rgba(255, 255, 255, 0.9);
  --input-placeholder: #8DA4C0;
  --hero-card: rgba(255, 255, 255, 0.45); /* Side cards um pouco translucidos */
  --button-start: #3EB2FE;
  --button-end: #258CDA;
  --button-text: #FFFFFF;
  --btn-text-color: #FFFFFF;
  --btn-shadow-color: rgba(62, 178, 254, 0.3); /* Esfumassado do botao */
  --btn-shadow-color-hover: rgba(62, 178, 254, 0.4);
  --card-shadow-small: inset 0 1px 0 rgba(255, 255, 255, 0.5), 0 15px 35px rgba(62, 178, 254, 0.15); /* Esfumassado dos side cards */
  --message-error-bg: rgba(255, 71, 102, 0.1);
  --message-success-bg: linear-gradient(180deg, rgba(240, 255, 245, 0.99), rgba(214, 242, 222, 0.96));
  --message-error-border: rgba(255, 71, 102, 0.2);
  --message-success-border: rgba(42, 142, 82, 0.32);
  --message-success-ink: #1f7a47;
  --message-success-signal-bg: rgba(42, 142, 82, 0.16);
  --message-success-signal-ink: #2a8e52;
  --message-success-shadow: 0 0 0 3px rgba(42, 142, 82, 0.08), 0 14px 28px rgba(42, 142, 82, 0.08);
  --theme-chip-bg: rgba(255, 255, 255, 0.8);
  --logo-plate-border: rgba(62, 178, 254, 0.15);
  --logo-plate-shadow: 0 16px 32px rgba(62, 178, 254, 0.1);
  --wordmark-ink: #030A15;
  --accent-ink: #3EB2FE;
  --brand-secondary: #3EB2FE;
  --brand-secondary-strong: #2A8BCC;
  --brand-rgb: 62, 178, 254;
}

:root[data-theme='dark'] {
  --page-bg: #010409;
  --page-bg-alt: #030A15;
  --page-shadow: rgba(0, 0, 0, 0.6);
  --page-glow: rgba(var(--brand-rgb), 0.15);
  --surface: rgba(255, 255, 255, 0.02);
  --surface-strong: rgba(255, 255, 255, 0.04);
  --surface-soft: rgba(255, 255, 255, 0.01);
  --surface-muted: rgba(255, 255, 255, 0.05);
  --border-soft: rgba(var(--brand-rgb), 0.14);
  --border-strong: rgba(var(--brand-rgb), 0.28);
  --text-primary: #FFFFFF;
  --text-secondary: #8DA4C0;
  --text-tertiary: #5E7A9E;
  --input-bg: rgba(255, 255, 255, 0.05);
  --input-placeholder: #344d63;
  --success: #4ade80;
  --hero-grid: rgba(var(--brand-rgb), 0.14);
  --hero-card: rgba(255, 255, 255, 0.02);
  --button-start: #00E5FF;
  --button-end: #00B3CC;
  --button-text: #FFFFFF;
  --message-error-bg: rgba(255, 71, 102, 0.15);
  --message-success-bg: rgba(34, 197, 94, 0.08);
  --message-error-border: rgba(255, 71, 102, 0.25);
  --message-success-border: rgba(34, 197, 94, 0.2);
  --message-success-ink: #4ade80;
  --message-success-signal-bg: rgba(74, 222, 128, 0.16);
  --message-success-signal-ink: #4ade80;
  --message-success-shadow: none;
  --theme-chip-bg: rgba(1, 4, 9, 0.8);
  --logo-plate-bg: rgba(1, 4, 9, 0.95);
  --logo-plate-border: rgba(var(--brand-rgb), 0.6);
  --logo-plate-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(var(--brand-rgb), 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.6);
  --wordmark-ink: #FFFFFF;
  --accent-ink: #00E5FF;
}

/* DARK CANVAS PADRAO
   Rollback: remova este bloco para restaurar a diferenciação clara/escura das telas de autenticacao. */
:root,
:root[data-theme='dark'] {
  --brand-secondary: #00E5FF;
  --brand-secondary-strong: #00B3CC;
  --brand-rgb: 0, 229, 255;
  --page-bg: #010409;
  --page-bg-alt: #010409;
  --page-shadow: rgba(0, 0, 0, 0.64);
  --page-glow: rgba(var(--brand-rgb), 0.15);
  --shadow-soft:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 40px 100px -20px rgba(0, 0, 0, 0.58);
  --surface: rgba(255, 255, 255, 0.02);
  --surface-strong: rgba(255, 255, 255, 0.04);
  --surface-soft: rgba(255, 255, 255, 0.01);
  --surface-muted: rgba(255, 255, 255, 0.05);
  --border-soft: rgba(var(--brand-rgb), 0.14);
  --border-strong: rgba(var(--brand-rgb), 0.28);
  --text-primary: #FFFFFF;
  --text-secondary: #8DA4C0;
  --text-tertiary: #5E7A9E;
  --input-bg: rgba(255, 255, 255, 0.05);
  --input-placeholder: #344d63;
  --success: #4ade80;
  --hero-grid: rgba(var(--brand-rgb), 0.14);
  --hero-card: rgba(255, 255, 255, 0.02);
  --button-start: #00E5FF;
  --button-end: #00B3CC;
  --button-text: #FFFFFF;
  --btn-text-color: #010409;
  --btn-shadow-color: rgba(var(--brand-rgb), 0.2);
  --btn-shadow-color-hover: rgba(var(--brand-rgb), 0.3);
  --card-shadow-small:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 10px 30px rgba(0, 0, 0, 0.2);
  --message-error-bg: rgba(255, 71, 102, 0.15);
  --message-success-bg: rgba(34, 197, 94, 0.08);
  --message-error-border: rgba(255, 71, 102, 0.25);
  --message-success-border: rgba(34, 197, 94, 0.2);
  --message-success-ink: #4ade80;
  --message-success-signal-bg: rgba(74, 222, 128, 0.16);
  --message-success-signal-ink: #4ade80;
  --message-success-shadow: none;
  --theme-chip-bg: rgba(1, 4, 9, 0.8);
  --logo-plate-bg: rgba(1, 4, 9, 0.95);
  --logo-plate-border: rgba(var(--brand-rgb), 0.6);
  --logo-plate-shadow:
    0 16px 40px rgba(0, 0, 0, 0.4),
    0 0 20px rgba(var(--brand-rgb), 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  --wordmark-ink: #FFFFFF;
  --accent-ink: #00E5FF;
}

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

* {
  margin: 0;
  padding: 0;
}

html {
  min-height: 100%;
  background: var(--page-bg);
  transition: background 0.8s ease;
}

body.auth-page {
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--page-bg);
  position: relative;
  overflow-x: hidden;
  transition: background 0.8s ease, color 0.8s ease;
}

body.auth-page::before,
body.auth-page::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
}

body.auth-page::before {
  background:
    radial-gradient(circle at 15% -4%, rgba(var(--brand-rgb), 0.055), transparent 28%),
    radial-gradient(circle at 84% 10%, rgba(var(--brand-rgb), 0.035), transparent 20%);
  opacity: 1;
}

body.auth-page::after {
  background-image:
    linear-gradient(var(--hero-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--hero-grid) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: center;
  mask-image: radial-gradient(ellipse at 50% 50%, rgba(0,0,0,1) 0%, transparent 80%);
  transform: none;
  opacity: 1;
  animation: grid-move 8s linear infinite;
}

:root[data-theme='light'] body.auth-page::before {
  background:
    radial-gradient(ellipse at 30% 40%, rgba(24, 87, 149, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse at 70% 80%, rgba(24, 87, 149, 0.04) 0%, transparent 50%);
}

:root[data-theme='light'] body.auth-page::after {
  background-image:
    linear-gradient(rgba(24, 87, 149, 0.35) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 87, 149, 0.35) 1px, transparent 1px);
}

/* DARK CANVAS PADRAO
   Rollback: remova este bloco junto dos tokens acima. */
:root[data-theme='dark'] body.auth-page::before {
  background:
    radial-gradient(circle at 15% -4%, rgba(var(--brand-rgb), 0.055), transparent 28%),
    radial-gradient(circle at 84% 10%, rgba(var(--brand-rgb), 0.035), transparent 20%);
}

:root[data-theme='dark'] body.auth-page::after {
  background-image:
    linear-gradient(rgba(var(--brand-rgb), 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--brand-rgb), 0.14) 1px, transparent 1px);
}

@keyframes grid-move {
  0% { background-position: 0 0; }
  100% { background-position: 48px 48px; }
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
}

button {
  border: 0;
  background: none;
}

img {
  display: block;
  max-width: 100%;
}

/* ─── Layout ──────────────────────── */

.auth-shell {
  width: min(1200px, calc(100% - 2rem));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 2rem;
  padding: 2rem 0;
  align-items: stretch;
}

@media (max-width: 900px) {
  .auth-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    padding: 1rem 0;
  }

  .brand-topbar {
    align-items: flex-start;
  }

  .brand-lockup {
    max-width: 100%;
  }

  .brand-mark-wrap {
    width: 76px;
    height: 60px;
  }

  .brand-wordmark {
    font-size: clamp(1.6rem, 7vw, 2.2rem);
  }

  .theme-toggle {
    margin-left: auto;
  }
}

.brand-stage,
.auth-card {
  animation: fade-up 800ms var(--transition-base) both;
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.brand-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  padding: clamp(2rem, 3vw, 3rem);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-soft);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.05), transparent 40%),
    var(--surface);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  box-shadow: var(--shadow-soft), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  overflow: hidden;
  z-index: 10;
  transition: background 0.8s ease, border-color 0.8s ease, box-shadow 0.8s ease;
}

.brand-stage::before {
  content: '';
  position: absolute;
  inset: -20% auto auto -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--page-glow), transparent 70%);
  filter: blur(60px);
  opacity: 0.7;
  z-index: -1;
  animation: pulse-glow 6s ease-in-out infinite alternate;
}

@keyframes pulse-glow {
  0% { transform: scale(0.9) translate(0, 0); opacity: 0.5; }
  100% { transform: scale(1.1) translate(5%, 5%); opacity: 0.9; }
}

.brand-stage::after {
  content: '';
  position: absolute;
  bottom: -15%;
  right: -15%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(var(--brand-rgb), 0.1), transparent 70%);
  filter: blur(50px);
  z-index: -1;
}

.brand-topbar,
.brand-lockup,
.theme-toggle,
.auth-panel,
.auth-card,
.brand-feature-grid,
.message-box,
.card-footer,
.requirements {
  position: relative;
  z-index: 1;
}

/* ─── Topbar & Brand ─────────────── */

.brand-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  width: fit-content;
  max-width: 100%;
  padding: 0.35rem 0.25rem 0.35rem 0;
  text-decoration: none;
  transition:
    transform var(--transition-base),
    filter var(--transition-base);
}

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

.brand-mark-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 70px;
  flex: none;
}

.brand-mark-wrap::before {
  content: '';
  position: absolute;
  inset: 10% 6%;
  border-radius: 999px;
  background: radial-gradient(circle at 50% 50%, rgba(var(--brand-rgb), 0.6), transparent 75%);
  filter: blur(12px);
  opacity: 1;
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.brand-mark {
  position: relative;
  display: block;
  width: 100%;
  height: auto;
  filter:
    drop-shadow(0 0 20px rgba(var(--brand-rgb), 0.4))
    drop-shadow(0 10px 22px rgba(2, 8, 18, 0.3));
  transition:
    transform var(--transition-base),
    filter var(--transition-base);
}

.brand-lockup:hover .brand-mark-wrap::before {
  opacity: 1;
  transform: scale(1.08);
}

.brand-lockup:hover .brand-mark {
  transform: translateY(-1px) scale(1.04);
  filter:
    drop-shadow(0 0 30px rgba(var(--brand-rgb), 0.6))
    drop-shadow(0 14px 30px rgba(2, 8, 18, 0.4));
}

.brand-wordmark {
  display: inline-flex;
  align-items: baseline;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 2.2vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  color: var(--wordmark-ink);
  line-height: 1;
  text-shadow:
    0 0 18px rgba(var(--brand-rgb), 0.06),
    0 10px 26px rgba(2, 8, 18, 0.08);
}

.brand-wordmark__mobi {
  font-weight: 500;
}

.brand-wordmark__x {
  color: var(--brand-secondary);
  font-weight: 800;
  text-shadow:
    0 0 10px rgba(var(--brand-rgb), 0.6),
    0 0 25px rgba(var(--brand-rgb), 0.4);
  margin: 0 0.04em 0 0.01em;
  animation: neon-accent-pulse 2s ease-in-out infinite;
}

.brand-wordmark__ia {
  font-weight: 300;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(var(--brand-rgb), 0.2);
  background: rgba(var(--brand-rgb), 0.07);
  color: var(--brand-secondary);
  cursor: pointer;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    color var(--transition-fast);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 8px 20px rgba(2, 8, 18, 0.12);
}

.theme-toggle:hover {
  transform: translateY(-1px) scale(1.05);
  border-color: rgba(var(--brand-rgb), 0.32);
  background: rgba(var(--brand-rgb), 0.14);
  box-shadow:
    0 12px 28px rgba(2, 8, 18, 0.18),
    0 0 24px rgba(var(--brand-rgb), 0.16);
}

.theme-toggle__icon {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: currentColor;
}

.theme-toggle__icon svg {
  width: 100%;
  height: 100%;
  display: block;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-toggle__label {
  display: none;
}

/* ─── Hero Typography ────────────── */

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 90%;
  margin-top: 1rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  width: fit-content;
  padding: 0.5rem 1rem;
  border-radius: 99px;
  border: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.eyebrow::before {
  content: '';
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--brand-secondary);
  box-shadow: 0 0 12px var(--brand-secondary), 0 0 24px var(--brand-secondary);
  animation: pulse-dot 2s ease-in-out infinite;
}

.brand-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.055em;
  color: var(--text-primary);
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  font-weight: 700;
}

.brand-title__accent {
  color: var(--brand-secondary);
  text-shadow:
    0 0 12px rgba(var(--brand-rgb), 0.68),
    0 0 28px rgba(var(--brand-rgb), 0.42),
    0 10px 30px rgba(0, 0, 0, 0.26);
  animation: neon-accent-pulse 2s ease-in-out infinite;
}

.brand-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
  font-weight: 500;
  max-width: 95%;
}

/* ─── Features Grid ──────────────── */

.brand-feature-grid {
  margin-top: auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .brand-feature-grid {
    grid-template-columns: 1fr;
  }
}

.signal-card,
.brand-canvas,
.brand-list {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--hero-card);
  box-shadow: var(--card-shadow-small);
  backdrop-filter: blur(20px);
}

.signal-card {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.signal-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand-secondary), transparent);
  opacity: 0.5;
}

.signal-card__label {
  color: var(--brand-secondary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.signal-card strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.35;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  font-weight: 700;
}

.signal-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ─── Brand Canvas X-Vibe ────────── */

.brand-canvas {
  min-height: 260px;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 50% 50%, rgba(var(--brand-rgb), 0.2), transparent 30%),
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.08), transparent 50%),
    var(--hero-card);
}

.brand-canvas::before {
  content: '';
  position: absolute;
  inset: -20% auto auto -10%;
  width: 72%;
  height: 72%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--brand-rgb), 0.12), transparent 70%);
  filter: blur(34px);
  opacity: 0.65;
  animation: pulse-glow 5.6s ease-in-out infinite alternate;
}

.brand-canvas::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, rgba(var(--brand-rgb), 0.08), transparent 32%),
    linear-gradient(135deg, transparent 18%, rgba(255, 255, 255, 0.03) 50%, transparent 82%);
  opacity: 0.9;
  pointer-events: none;
}

.brand-canvas__beam,
.brand-canvas__spark,
.brand-canvas__lane,
.brand-canvas__column {
  position: absolute;
  border-radius: 99px;
}

.brand-canvas__beam {
  inset: 50% auto auto 50%;
  width: 200px;
  height: 200px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--brand-rgb), 0.35), transparent 70%);
  filter: blur(14px);
  animation: beam-breathe 3.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.brand-canvas__lane--a,
.brand-canvas__lane--b {
  left: 50%;
  top: 50%;
  width: 300%;
  height: 3px;
  transform-origin: center;
}

.brand-canvas__lane--a {
  /* Feixe laser identico a landing page */
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(var(--brand-rgb), 0) 25%,
    rgba(var(--brand-rgb), 0.7) 43%,
    rgba(255, 255, 255, 1) 50%,
    rgba(var(--brand-rgb), 0.7) 57%,
    rgba(var(--brand-rgb), 0) 75%,
    transparent 100%
  );
  box-shadow:
    0 0 30px rgba(var(--brand-rgb), 0.5),
    0 0 60px rgba(var(--brand-rgb), 0.3),
    0 0 100px rgba(var(--brand-rgb), 0.15);
  animation: beam-flow-a 3.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.brand-canvas__lane--b {
  /* Feixe laser reverso identico a landing page */
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(var(--brand-rgb), 0) 25%,
    rgba(var(--brand-rgb), 0.7) 43%,
    rgba(255, 255, 255, 1) 50%,
    rgba(var(--brand-rgb), 0.7) 57%,
    rgba(var(--brand-rgb), 0) 75%,
    transparent 100%
  );
  box-shadow:
    0 0 30px rgba(var(--brand-rgb), 0.5),
    0 0 60px rgba(var(--brand-rgb), 0.3),
    0 0 100px rgba(var(--brand-rgb), 0.15);
  animation: beam-flow-b 3.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.brand-canvas__lane--c,
.brand-canvas__lane--d {
  left: 50%;
  top: 50%;
  width: 260%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--brand-rgb), 0.18), transparent);
  opacity: 0.6;
}

.brand-canvas__lane--c {
  transform: translate(-50%, -50%) rotate(32deg);
}

.brand-canvas__lane--d {
  transform: translate(-50%, -50%) rotate(-32deg);
}

.brand-canvas__spark {
  left: 50%;
  top: 50%;
  width: 20px;
  height: 20px;
  transform: translate(-50%, -50%) rotate(45deg);
  background: linear-gradient(135deg, rgba(255,255,255,0.98), var(--brand-secondary));
  border-radius: 5px;
  box-shadow:
    0 0 24px rgba(255, 255, 255, 0.5),
    0 0 60px rgba(var(--brand-rgb), 0.6),
    0 0 120px rgba(var(--brand-rgb), 0.2);
  animation: spark-pulse 3.6s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  z-index: 3;
}

.brand-canvas__column {
  display: none;
}

/* Removed light mode overrides to use the brand-rgb variables natively */

@keyframes beam-flow-a {
  0% {
    transform: translate(-50%, -50%) rotate(32deg) translateX(-55%);
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  80% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) rotate(32deg) translateX(55%);
    opacity: 0;
  }
}

@keyframes beam-flow-b {
  0% {
    transform: translate(-50%, -50%) rotate(-32deg) translateX(55%);
    opacity: 0;
  }
  20% {
    opacity: 1;
  }
  80% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) rotate(-32deg) translateX(-55%);
    opacity: 0;
  }
}

@keyframes beam-breathe {
  0%,
  100% {
    transform: translate(-50%, -50%) scale(0.84);
    opacity: 0.5;
  }

  50% {
    transform: translate(-50%, -50%) scale(1.18);
    opacity: 1;
  }
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
}

@keyframes neon-accent-pulse {
  0%,
  100% {
    opacity: 1;
    text-shadow:
      0 0 10px rgba(var(--brand-rgb), 0.6),
      0 0 25px rgba(var(--brand-rgb), 0.4);
  }

  50% {
    opacity: 0.82;
    text-shadow:
      0 0 18px rgba(var(--brand-rgb), 0.9),
      0 0 38px rgba(var(--brand-rgb), 0.58),
      0 0 60px rgba(var(--brand-rgb), 0.28);
  }
}

@keyframes spark-pulse {
  0%,
  100% {
    transform: translate(-50%, -50%) rotate(45deg) scale(0.85);
    box-shadow:
      0 0 18px rgba(255, 255, 255, 0.4),
      0 0 40px rgba(var(--brand-rgb), 0.5);
  }

  50% {
    transform: translate(-50%, -50%) rotate(45deg) scale(1.15);
    box-shadow:
      0 0 28px rgba(255, 255, 255, 0.6),
      0 0 70px rgba(var(--brand-rgb), 0.7),
      0 0 110px rgba(var(--brand-rgb), 0.2);
  }
}

/* ─── List ───────────────────────── */

.brand-list {
  list-style: none;
  display: grid;
  gap: 1.2rem;
  padding: 1.5rem;
  grid-column: 1 / -1;
}

.brand-list li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 500;
}

.brand-list li::before {
  content: '';
  flex: none;
  width: 8px;
  height: 8px;
  margin-top: 0.35rem;
  border-radius: 50%;
  background: var(--brand-secondary);
  box-shadow: 0 0 12px var(--brand-secondary), 0 0 24px var(--brand-secondary);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* ─── Auth Panel & Card ──────────── */

.auth-panel {
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-card {
  width: min(480px, 100%);
  display: grid;
  gap: 1.5rem;
  padding: clamp(2rem, 3vw, 3rem);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-soft);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent 60%),
    var(--surface-strong);
  backdrop-filter: blur(40px);
  box-shadow: var(--shadow-soft);
  position: relative;
  z-index: 10;
  animation-delay: 100ms;
  transition: background 0.8s ease, border-color 0.8s ease, box-shadow 0.8s ease;
}

.auth-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 100px;
  background: radial-gradient(ellipse at top center, var(--page-glow), transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}

.card-kicker {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 99px;
  border: 1px solid var(--border-soft);
  background: var(--surface-soft);
  color: var(--text-primary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.card-kicker::before {
  content: '';
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--brand-secondary);
  box-shadow: 0 0 10px var(--brand-secondary);
  animation: pulse-dot 2s ease-in-out infinite;
}

.auth-card h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 2.5vw, 2.8rem);
  line-height: 1.1;
  letter-spacing: -0.055em;
  color: var(--text-primary);
  font-weight: 700;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.6;
}

/* ─── Messages ───────────────────── */

.message-box {
  display: none;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem;
  border-radius: var(--radius-md);
  border: 1px solid;
  font-size: 0.95rem;
  font-weight: 600;
  animation: fade-up 300ms ease-out forwards;
}

.message-box.is-visible {
  display: flex;
}

.message-box__signal {
  width: 2rem;
  height: 2rem;
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 900;
}

.message-box--error {
  background: var(--message-error-bg);
  border-color: var(--message-error-border);
  color: var(--danger);
}

.message-box--error .message-box__signal {
  background: rgba(255, 71, 102, 0.2);
  color: var(--danger);
}

.message-box--success {
  background: var(--message-success-bg);
  border-color: var(--message-success-border);
  color: var(--message-success-ink);
  box-shadow: var(--message-success-shadow);
}

.message-box--success .message-box__signal {
  background: var(--message-success-signal-bg);
  color: var(--message-success-signal-ink);
}

/* ─── Forms ──────────────────────── */

form {
  display: grid;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

.field {
  display: grid;
  gap: 0.6rem;
}

.field label {
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.field input {
  width: 100%;
  padding: 1.2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--input-bg);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 500;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-fast);
}

.field input::placeholder {
  color: var(--input-placeholder);
}

.field input:hover {
  border-color: rgba(var(--brand-rgb), 0.4);
}

.field input:focus {
  outline: none;
  border-color: var(--brand-secondary);
  background: rgba(255, 255, 255, 0.02);
  box-shadow:
    inset 0 0 0 1px var(--brand-secondary),
    0 0 0 4px rgba(var(--brand-rgb), 0.15);
  transform: translateY(-2px);
}

.btn {
  width: 100%;
  padding: 1.2rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--button-start), var(--button-end));
  color: var(--btn-text-color);
  font-size: 1.1rem;
  font-weight: 800;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 10px 20px var(--btn-shadow-color), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: all var(--transition-base);
  margin-top: 0.5rem;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: skewX(-20deg);
  transition: all 0.8s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 30px var(--btn-shadow-color-hover), 0 0 40px var(--btn-shadow-color);
  filter: brightness(1.1);
}

.btn:hover::before {
  left: 200%;
}

.btn:active {
  transform: translateY(1px);
  box-shadow: 0 5px 10px var(--btn-shadow-color);
}

.btn:disabled {
  cursor: not-allowed;
  background: var(--surface-soft);
  color: var(--text-tertiary);
  box-shadow: none;
  transform: none;
  border: 1px solid var(--border-strong);
}

.spinner {
  display: inline-block;
  width: 1.2rem;
  height: 1.2rem;
  margin-right: 0.6rem;
  border: 3px solid rgba(1, 4, 9, 0.2);
  border-top-color: #010409;
  border-radius: 50%;
  vertical-align: middle;
  animation: spin 600ms linear infinite;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-soft);
}

.footer-note {
  color: var(--text-tertiary);
  font-size: 0.85rem;
  line-height: 1.5;
}

.inline-link {
  color: var(--brand-secondary);
  font-size: 0.95rem;
  font-weight: 800;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.inline-link:hover {
  color: #FFFFFF;
  text-shadow: 0 0 12px var(--brand-secondary);
}

/* ─── Extra Requirements Blocks ─── */

.requirements {
  display: grid;
  gap: 0.6rem;
  padding: 1.2rem;
  background: var(--surface-soft);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
}

.requirements p {
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.req-item {
  color: var(--text-tertiary);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.req-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
  transition: all var(--transition-fast);
}

.req-item.ok {
  color: var(--success);
}

.req-item.ok::before {
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
}

/* ─── Password Strength ─────────── */

.strength-bar {
  height: 6px;
  background: var(--surface-soft);
  border-radius: 99px;
  margin-top: 0.6rem;
  overflow: hidden;
}

.strength-fill {
  height: 100%;
  width: 0;
  background: transparent;
  transition: width var(--transition-base), background var(--transition-base);
}

.hint {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-tertiary);
  margin-top: 0.4rem;
}

/* ─── Olhinho de senha (botão de visibilidade) ─── */
/* Password visibility - premium override */
.password-wrap {
  position: relative;
  display: block;
  width: 100%;
}

.password-wrap input {
  display: block;
  width: 100%;
  padding-right: 4.25rem !important;
}

.password-wrap input:focus {
  transform: none;
}

.password-wrap .btn-eye {
  all: unset;
  box-sizing: border-box;
  position: absolute !important;
  top: 50% !important;
  right: 0.85rem !important;
  z-index: 3;
  width: 2.35rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(var(--brand-rgb), 0.14);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.015)),
    rgba(var(--brand-rgb), 0.045);
  color: var(--text-tertiary);
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 8px 20px rgba(0, 0, 0, 0.16);
  transform: translateY(-50%) !important;
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.password-wrap .btn-eye svg {
  display: none !important;
}

.password-wrap .btn-eye::before {
  content: '';
  width: 1.05rem;
  height: 1.05rem;
  display: block;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2.75 12s3.35-6.25 9.25-6.25S21.25 12 21.25 12 17.9 18.25 12 18.25 2.75 12 2.75 12Z' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M12 15.25a3.25 3.25 0 1 0 0-6.5 3.25 3.25 0 0 0 0 6.5Z' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2.75 12s3.35-6.25 9.25-6.25S21.25 12 21.25 12 17.9 18.25 12 18.25 2.75 12 2.75 12Z' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M12 15.25a3.25 3.25 0 1 0 0-6.5 3.25 3.25 0 0 0 0 6.5Z' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / contain no-repeat;
}

.password-wrap .btn-eye:hover {
  color: var(--brand-secondary);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(var(--brand-rgb), 0.1);
  border-color: rgba(var(--brand-rgb), 0.28);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 0 20px rgba(var(--brand-rgb), 0.16);
}

.password-wrap .btn-eye:focus-visible {
  outline: none;
  color: var(--brand-secondary);
  box-shadow:
    0 0 0 3px rgba(var(--brand-rgb), 0.18),
    0 0 22px rgba(var(--brand-rgb), 0.14);
}

.password-wrap .btn-eye[aria-pressed='true']::before {
  -webkit-mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3.25 3.25l17.5 17.5' stroke='black' stroke-width='1.8' stroke-linecap='round'/%3E%3Cpath d='M9.5 5.95A9.2 9.2 0 0 1 12 5.6c5.9 0 9.25 6.4 9.25 6.4a15 15 0 0 1-2.45 3.2M6.55 7.35C4.05 9.05 2.75 12 2.75 12s3.35 6.4 9.25 6.4c1.25 0 2.38-.3 3.4-.78' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M9.85 9.85a3.25 3.25 0 0 0 4.3 4.3' stroke='black' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M3.25 3.25l17.5 17.5' stroke='black' stroke-width='1.8' stroke-linecap='round'/%3E%3Cpath d='M9.5 5.95A9.2 9.2 0 0 1 12 5.6c5.9 0 9.25 6.4 9.25 6.4a15 15 0 0 1-2.45 3.2M6.55 7.35C4.05 9.05 2.75 12 2.75 12s3.35 6.4 9.25 6.4c1.25 0 2.38-.3 3.4-.78' stroke='black' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3Cpath d='M9.85 9.85a3.25 3.25 0 0 0 4.3 4.3' stroke='black' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") center / contain no-repeat;
}