/* ─── OpenGate Enterprise — Canonical Design System (Light & Dark) ───
 * OpenGate Enterprise - Um software de Amberwrite © 2026
 * Pure canonical CSS based on src/OpenGate.Web/wwwroot/app.css & MainLayout.razor
 */

:root {
  --og-font-sans: "Manrope", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --og-font-mono: "JetBrains Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --og-radius-btn: 8px;
  --og-radius-card: 14px;
  --max-width: 1120px;
  --nav-height: 56px;

  /* Default Dark Mode Theme (PaletteDark) */
  --og-bg: #121214;
  --og-surface: #1B1B1E;
  --og-surface-alt: #161619;
  --og-surface-elevated: #222226;
  --og-lines: #2A2A2E;
  --og-table-lines: #242428;

  --og-text-primary: #ECEBE6;
  --og-text-secondary: #A2A29C;
  --og-text-muted: #6E6E6A;

  --og-primary: #3FC4CD;
  --og-primary-hover: #79DBE1;
  --og-secondary: #79DBE1;
  --og-tertiary: #2E9AA2;

  --og-ok: #62AE84;
  --og-warn: #C69A4E;
  --og-bad: #DB7B70;
  --og-info: #85A8CE;

  --og-badge-plate: #1B1B1E;
  --header-bg: rgba(18, 18, 20, 0.92);
  --btn-primary-text: #121214;
  --logo-badge-bg: #1B1B1E;
}

/* Canonical Light Mode Theme (PaletteLight - MainLayout.razor) */
[data-theme="light"] {
  --og-bg: #F7F6F1;
  --og-surface: #FFFFFF;
  --og-surface-alt: #F0EEE6;
  --og-surface-elevated: #EDEBE2;
  --og-lines: #E4E1D6;
  --og-table-lines: #EDEBE2;

  --og-text-primary: #17181B;
  --og-text-secondary: #5B5D63;
  --og-text-muted: #8E9096;

  --og-primary: #0E7C86;
  --og-primary-hover: #0A5F68;
  --og-secondary: #0A5F68;
  --og-tertiary: #3F9BA3;

  --og-ok: #2E7A4E;
  --og-warn: #96650F;
  --og-bad: #B2382C;
  --og-info: #35608F;

  --og-badge-plate: #EFEDE6;
  --header-bg: rgba(247, 246, 241, 0.94);
  --btn-primary-text: #FFFFFF;
  --logo-badge-bg: #FFFFFF;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--og-font-sans);
  background-color: var(--og-bg);
  color: var(--og-text-primary);
  font-size: 15px;
  line-height: 1.5;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.2s ease, color 0.2s ease;
}

body {
  min-height: 100vh;
  background-color: var(--og-bg);
  color: var(--og-text-primary);
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

@media (min-width: 768px) {
  .container {
    padding: 0 24px;
  }
}

/* ─── Header & Overlapping Logo Badge ─── */
.app-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--og-lines);
  display: flex;
  align-items: center;
}

.nav-container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

/* Overlapping Logo Anchor (Leaking 50% into hero section) */
.brand-anchor {
  position: relative;
  display: flex;
  align-items: center;
  text-decoration: none;
  z-index: 1010;
}

.brand-badge-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--logo-badge-bg);
  border: 1px solid var(--og-lines);
  border-radius: 10px;
  padding: 6px 12px;
  transform: translateY(14px); /* Leaking downwards */
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.brand-badge-box:hover {
  border-color: var(--og-primary);
}

.brand-logo-img {
  width: 26px;
  height: 26px;
}

.brand-title {
  font-size: 0.95rem;
  color: var(--og-text-primary);
  white-space: nowrap;
}

.og-brand { font-weight: 300; }
.og-brand-bold { font-weight: 700; }

.nav-menu {
  display: none;
  list-style: none;
  align-items: center;
  gap: 20px;
}

@media (min-width: 900px) {
  .nav-menu {
    display: flex;
  }
}

.nav-link {
  color: var(--og-text-secondary);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 600;
  transition: color 0.15s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--og-primary);
}

/* Nav Actions: Mobile Demo, Language Select & Theme Mode Switcher */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-demo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 32px;
  padding: 0 10px;
  border-radius: var(--og-radius-btn);
  background: var(--og-primary);
  color: var(--btn-primary-text);
  font-family: var(--og-font-sans);
  font-size: 0.76rem;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 0.15s ease, transform 0.1s ease;
  white-space: nowrap;
}

.nav-demo-btn:hover {
  background: var(--og-primary-hover);
}

.nav-demo-btn:active {
  transform: scale(0.96);
}

@media (min-width: 900px) {
  .nav-demo-btn {
    display: none;
  }
}

.lang-select {
  background: var(--og-surface);
  color: var(--og-text-primary);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-btn);
  padding: 4px 8px;
  font-family: var(--og-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  outline: none;
  height: 32px;
  transition: border-color 0.15s ease;
}

.lang-select:hover, .lang-select:focus {
  border-color: var(--og-text-secondary);
}

.lang-select option {
  background: var(--og-surface);
  color: var(--og-text-primary);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--og-surface);
  color: var(--og-text-primary);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-btn);
  padding: 4px 8px;
  height: 32px;
  font-family: var(--og-font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.theme-toggle-btn:hover {
  border-color: var(--og-text-secondary);
}

.theme-label-text {
  display: none;
}

@media (min-width: 900px) {
  .theme-label-text {
    display: inline;
  }
}

/* ─── Buttons (Canonical 8px flat) ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--og-font-sans);
  font-size: 13px;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: var(--og-radius-btn);
  text-decoration: none;
  cursor: pointer;
  box-shadow: none !important;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: transform 0.1s ease, filter 0.12s ease, background 0.12s ease;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--og-primary);
  color: var(--btn-primary-text);
}

.btn-primary:hover {
  background: var(--og-primary-hover);
  filter: brightness(1.05);
}

.btn-secondary {
  background: var(--og-surface);
  color: var(--og-text-primary);
  border: 1px solid var(--og-lines);
}

.btn-secondary:hover {
  border-color: var(--og-text-secondary);
}

/* ─── Sober Non-AI-Slop Editorial Section Headings (NO PILLS) ─── */
.editorial-label {
  display: block;
  font-family: var(--og-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--og-primary);
  margin-bottom: 10px;
}

.editorial-label::before {
  content: "// ";
  opacity: 0.6;
}

section {
  padding: 44px 0;
  position: relative;
}

@media (min-width: 768px) {
  section {
    padding: 68px 0;
  }
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 32px;
}

h1 {
  font-size: clamp(1.85rem, 4vw + 0.3rem, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
}

h2 {
  font-size: clamp(1.4rem, 2.5vw + 0.3rem, 2rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 8px;
}

h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

p.lead {
  font-size: 0.95rem;
  color: var(--og-text-secondary);
  line-height: 1.55;
}

@media (min-width: 768px) {
  p.lead {
    font-size: 1.05rem;
  }
}

.text-accent {
  color: var(--og-primary);
}

/* ─── Hero Section ─── */
.hero-section {
  padding-top: calc(var(--nav-height) + 38px);
  padding-bottom: 32px;
  text-align: center;
}

@media (min-width: 768px) {
  .hero-section {
    padding-top: calc(var(--nav-height) + 52px);
    padding-bottom: 48px;
  }
}

.hero-carousel {
  position: relative;
  max-width: 820px;
  margin: 0 auto;
  min-height: 190px;
}

.hero-slide {
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.35s ease, transform 0.35s ease, visibility 0.35s;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  position: relative;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 24px;
  margin-bottom: 24px;
}

.carousel-indicators {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 36px;
}

.carousel-dot {
  width: 20px;
  height: 3px;
  background: var(--og-lines);
  border-radius: 2px;
  cursor: pointer;
  transition: width 0.2s ease, background-color 0.2s ease;
}

.carousel-dot.active {
  width: 36px;
  background: var(--og-primary);
}

/* ─── Metrics Strip ─── */
.metrics-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 24px;
}

@media (min-width: 768px) {
  .metrics-strip {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
}

.metric-box {
  background: var(--og-surface);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-card);
  padding: 16px 12px;
  text-align: center;
}

.metric-num {
  font-family: var(--og-font-mono);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--og-primary);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  margin-bottom: 4px;
}

@media (min-width: 768px) {
  .metric-num {
    font-size: 1.75rem;
  }
}

.metric-label {
  font-size: 0.74rem;
  color: var(--og-text-secondary);
  font-weight: 600;
}

/* ─── Comparison Cards (Principal Concorrente vs OpenGate) ─── */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
}

.comp-card {
  background: var(--og-surface);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-card);
  padding: 24px 20px;
}

.comp-card.highlight {
  border-top: 3px solid var(--og-primary);
}

.comp-header-tag {
  font-family: var(--og-font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
}

.comp-header-tag.legacy { color: var(--og-bad); }
.comp-header-tag.modern { color: var(--og-ok); }

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.comp-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
}

.comp-item svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.comp-item strong {
  color: var(--og-text-primary);
  display: block;
  font-size: 0.92rem;
  margin-bottom: 2px;
}

.comp-item span {
  color: var(--og-text-secondary);
  font-size: 0.82rem;
}

/* ─── DryRun Pre-Flight Section ─── */
.dryrun-box {
  background: var(--og-surface);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-card);
  padding: 24px 20px;
}

@media (min-width: 768px) {
  .dryrun-box {
    padding: 36px 30px;
  }
}

.dryrun-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
}

@media (min-width: 768px) {
  .dryrun-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-item {
  background: var(--og-surface-alt);
  border: 1px solid var(--og-lines);
  border-radius: 10px;
  padding: 18px 16px;
}

.step-num {
  font-family: var(--og-font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--og-primary);
  margin-bottom: 6px;
}

.step-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-desc {
  font-size: 0.82rem;
  color: var(--og-text-secondary);
  line-height: 1.45;
}

/* ─── Connectors Grid ─── */
.conn-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

@media (min-width: 600px) {
  .conn-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }
}

@media (min-width: 960px) {
  .conn-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.conn-tile {
  background: var(--og-surface);
  border: 1px solid var(--og-lines);
  border-left: 3px solid var(--og-kind, var(--og-primary));
  border-radius: 8px;
  padding: 14px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.conn-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--og-surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.conn-info {
  min-width: 0;
}

.conn-title {
  font-size: 0.85rem;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conn-subtitle {
  font-size: 0.7rem;
  color: var(--og-text-secondary);
  font-family: var(--og-font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ─── Demonstration CTA & Lead Form Section ─── */
.cta-section {
  text-align: center;
  background: var(--og-surface-alt);
  border-top: 1px solid var(--og-lines);
  border-bottom: 1px solid var(--og-lines);
  padding: 48px 0 60px;
}

@media (min-width: 768px) {
  .cta-section {
    padding: 64px 0 80px;
  }
}

.cta-box {
  max-width: 680px;
  margin: 0 auto;
}

.unfold-trigger-wrap {
  margin-top: 24px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 15px;
}

.lead-form-wrapper {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(-10px);
  transition: max-height 0.55s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease, transform 0.4s ease;
}

.lead-form-wrapper.is-open {
  max-height: 950px;
  opacity: 1;
  transform: translateY(0);
}

.lead-form-card {
  background: var(--og-surface);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-card);
  padding: 24px 20px;
  margin-top: 24px;
  text-align: left;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

@media (min-width: 768px) {
  .lead-form-card {
    padding: 32px 28px;
  }
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--og-text-primary);
  display: flex;
  justify-content: space-between;
}

.form-label-optional {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--og-text-secondary);
}

.form-input, .form-select, .form-textarea {
  background: var(--og-surface-alt);
  border: 1px solid var(--og-lines);
  border-radius: var(--og-radius-btn);
  color: var(--og-text-primary);
  font-family: var(--og-font-sans);
  font-size: 0.88rem;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s ease, background-color 0.15s ease;
  width: 100%;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--og-primary);
  background: var(--og-surface);
}

.phone-row {
  display: flex;
  gap: 8px;
}

.ddi-select {
  width: 110px;
  flex-shrink: 0;
  font-family: var(--og-font-mono);
  font-weight: 700;
  font-size: 0.82rem;
}

.form-textarea {
  min-height: 80px;
  resize: vertical;
}

.form-submit-row {
  margin-top: 8px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-submit {
  width: 100%;
  padding: 12px 20px;
  font-size: 14px;
}

.form-feedback {
  display: none;
  padding: 12px 16px;
  border-radius: var(--og-radius-btn);
  font-size: 0.86rem;
  line-height: 1.45;
  margin-top: 14px;
}

.form-feedback.success {
  display: block;
  background: color-mix(in srgb, var(--og-ok) 14%, var(--og-surface));
  border: 1px solid var(--og-ok);
  color: var(--og-ok);
}

.form-feedback.error {
  display: block;
  background: color-mix(in srgb, var(--og-bad) 14%, var(--og-surface));
  border: 1px solid var(--og-bad);
  color: var(--og-bad);
}

/* ─── Footer ─── */
.app-footer {
  background: var(--og-bg);
  padding: 32px 0 24px;
  font-size: 0.8rem;
  color: var(--og-text-secondary);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}