/* ==========================================================================
   Cyber Horizon Brand & Product Design Framework
   Product: uptime.cyberhorizon.hu
   Atmosphere: Quiet Authority, Calibrated Instrument, Deterministic Confidence
   ========================================================================== */

:root {
  /* Core Palette */
  --brand-primary: #1F67AD;
  --brand-primary-alt: #2767AD;
  --brand-primary-deep: #2E52AA;
  --brand-primary-dark: #102640;
  --brand-primary-darker: #0B1B2F;
  --brand-accent: #1F9887;
  --brand-accent-teal: #1C9AA4;

  /* Canvas & Surfaces */
  --canvas-light: #F4F8FC;
  --canvas-alt: #F6F7FB;
  --surface-white: #FFFFFF;
  --surface-glass: rgba(255, 255, 255, 0.88);
  --surface-glass-subtle: rgba(255, 255, 255, 0.65);
  --surface-dark-card: #142842;
  
  /* Borders & Hairlines */
  --hairline-border: rgba(132, 157, 181, 0.42);
  --hairline-border-light: rgba(132, 157, 181, 0.22);
  --hairline-border-dark: rgba(255, 255, 255, 0.12);

  /* Typography Colors */
  --text-ink: #102640;
  --text-muted: #536B82;
  --text-subtle: #7E93A8;
  --text-inverse: #FFFFFF;
  --text-inverse-muted: #9BB1C9;

  /* Semantic Status Tokens */
  /* Processing: #1D5D99 on rgba(34, 111, 182, 0.12) */
  --status-processing-text: #1D5D99;
  --status-processing-bg: rgba(34, 111, 182, 0.12);
  --status-processing-border: rgba(34, 111, 182, 0.3);

  /* Verified / Positive: #177161 on rgba(31, 152, 135, 0.14) */
  --status-verified-text: #177161;
  --status-verified-bg: rgba(31, 152, 135, 0.14);
  --status-verified-border: rgba(31, 152, 135, 0.35);

  /* Attention / Warning: #8B5B07 on rgba(227, 152, 27, 0.14) */
  --status-attention-text: #8B5B07;
  --status-attention-bg: rgba(227, 152, 27, 0.14);
  --status-attention-border: rgba(227, 152, 27, 0.38);

  /* Error / Negative: #9B2139 on rgba(211, 68, 93, 0.14) */
  --status-error-text: #9B2139;
  --status-error-bg: rgba(211, 68, 93, 0.14);
  --status-error-border: rgba(211, 68, 93, 0.35);

  /* Neutral: #4A6075 on rgba(91, 109, 126, 0.12) */
  --status-neutral-text: #4A6075;
  --status-neutral-bg: rgba(91, 109, 126, 0.12);
  --status-neutral-border: rgba(91, 109, 126, 0.25);

  /* Geometry */
  --radius-outer: 28px;
  --radius-card: 20px;
  --radius-inner: 14px;
  --radius-button: 12px;
  --radius-capsule: 999px;

  /* Shadows */
  --shadow-ambient: 0 28px 80px -40px rgba(16, 38, 64, 0.25);
  --shadow-card: 0 8px 32px -8px rgba(16, 38, 64, 0.08);
  --shadow-hover: 0 16px 40px -12px rgba(16, 38, 64, 0.14);
  
  /* Transitions */
  --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--canvas-light);
  color: var(--text-ink);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
}

/* Atmospheric Ambient Glow (Dual Radial Gradients) */
.ambient-glow-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-top-left {
  position: absolute;
  top: -150px;
  left: -150px;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(34, 111, 182, 0.18) 0%, rgba(34, 111, 182, 0) 70%);
  filter: blur(85px);
}

.glow-top-right {
  position: absolute;
  top: -150px;
  right: -150px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(31, 152, 135, 0.16) 0%, rgba(31, 152, 135, 0) 70%);
  filter: blur(85px);
}

.app-container {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem 1.5rem;
}

/* Typography */
h1, h2, h3, h4, h5, .brand-font {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  letter-spacing: -0.02em;
  font-weight: 700;
  color: var(--text-ink);
}

.mono-font {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, Monaco, monospace;
}

.eyebrow {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-primary);
  margin-bottom: 0.35rem;
  display: block;
}

.eyebrow-accent {
  color: var(--brand-accent);
}

/* Header & Navigation Bar */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-outer);
  padding: 0.85rem 1.75rem;
  box-shadow: var(--shadow-card);
  margin-bottom: 2.25rem;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: inherit;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-dark));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  box-shadow: 0 4px 12px rgba(31, 103, 173, 0.3);
}

.brand-logo-img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 4px 14px rgba(31, 103, 173, 0.25);
  border: 1px solid var(--hairline-border);
}

.brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-host {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

.nav-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.utc-clock-text {
  font-size: 0.84rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* System SLA Hero Banner */
.system-hero {
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-outer);
  padding: 2.25rem 2.5rem;
  box-shadow: var(--shadow-ambient);
  margin-bottom: 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.hero-left {
  max-width: 640px;
}

.hero-heading {
  font-size: 2.1rem;
  line-height: 1.15;
  margin-bottom: 0.65rem;
}

.hero-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.hero-metrics {
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.metric-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--brand-primary-dark);
  font-family: 'Plus Jakarta Sans', sans-serif;
  letter-spacing: -0.03em;
  display: flex;
  align-items: baseline;
  gap: 0.2rem;
}

.metric-value-unit {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Cards & Shells */
.product-card {
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-card);
  padding: 1.85rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
}

.product-card:hover {
  border-color: rgba(31, 103, 173, 0.4);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.card-title-group {
  display: flex;
  flex-direction: column;
}

.product-title {
  font-size: 1.45rem;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.homepage-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

.homepage-link:hover {
  color: var(--brand-primary);
}

.product-tagline {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* Semantic Status Badges (999px fully rounded capsule) */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.38rem 0.95rem;
  border-radius: var(--radius-capsule);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.status-verified {
  background-color: var(--status-verified-bg);
  color: var(--status-verified-text);
  border: 1px solid var(--status-verified-border);
}
.status-verified .status-dot {
  background-color: var(--status-verified-text);
}

.status-processing {
  background-color: var(--status-processing-bg);
  color: var(--status-processing-text);
  border: 1px solid var(--status-processing-border);
}
.status-processing .status-dot {
  background-color: var(--status-processing-text);
}

.status-attention {
  background-color: var(--status-attention-bg);
  color: var(--status-attention-text);
  border: 1px solid var(--status-attention-border);
}
.status-attention .status-dot {
  background-color: var(--status-attention-text);
}

.status-error {
  background-color: var(--status-error-bg);
  color: var(--status-error-text);
  border: 1px solid var(--status-error-border);
}
.status-error .status-dot {
  background-color: var(--status-error-text);
}

.status-neutral {
  background-color: var(--status-neutral-bg);
  color: var(--status-neutral-text);
  border: 1px solid var(--status-neutral-border);
}
.status-neutral .status-dot {
  background-color: var(--status-neutral-text);
}

/* Card Stats Grid */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.25rem;
  background: var(--surface-glass-subtle);
  border: 1px solid var(--hairline-border-light);
  border-radius: var(--radius-inner);
  padding: 1.15rem 1.4rem;
  margin-bottom: 1.75rem;
}

.stat-box {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 0.2rem;
}

.stat-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-ink);
  font-family: 'Plus Jakarta Sans', sans-serif;
  letter-spacing: -0.02em;
}

/* 30-Day Uptime Calendar Strip */
.calendar-section {
  margin-bottom: 1.75rem;
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.65rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 600;
}

.calendar-strip {
  display: flex;
  gap: 4px;
  align-items: center;
  height: 38px;
  background: rgba(255, 255, 255, 0.4);
  padding: 4px;
  border-radius: 8px;
  border: 1px solid var(--hairline-border-light);
}

.calendar-day-bar {
  flex: 1;
  height: 100%;
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: opacity 0.15s ease, transform 0.15s ease;
}

.calendar-day-bar:hover {
  opacity: 0.85;
  transform: scaleY(1.08);
  z-index: 10;
}

.day-bar-100 {
  background-color: var(--brand-accent);
}

.day-bar-partial {
  background-color: #E3981B; /* Attention Amber */
}

.day-bar-down {
  background-color: #D3445D; /* Error Carmine */
}

.day-bar-discrepancy {
  background: repeating-linear-gradient(
    45deg,
    #E3981B,
    #E3981B 3px,
    #B57406 3px,
    #B57406 6px
  );
}

/* Detailed 30-Day Calendar Grid (Product View) */
.calendar-grid-container {
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-card);
  padding: 1.85rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.calendar-grid-cell {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--hairline-border-light);
  border-radius: var(--radius-inner);
  padding: 0.85rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  position: relative;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.calendar-grid-cell:hover {
  border-color: var(--brand-primary);
  background: #FFFFFF;
}

.cell-date {
  font-size: 0.74rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

.cell-uptime {
  font-size: 1.05rem;
  font-weight: 700;
  font-family: 'Plus Jakarta Sans', sans-serif;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cell-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.cell-latency {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.cell-discrepancy-flag {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--status-attention-text);
  background: var(--status-attention-bg);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  margin-top: 0.2rem;
}

/* Action Buttons (12px - 16px radius, min touch target 48px) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-button);
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s var(--ease-standard);
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--brand-primary);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(31, 103, 173, 0.25);
}

.btn-primary:hover {
  background: var(--brand-primary-alt);
  box-shadow: 0 6px 20px rgba(31, 103, 173, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-ink);
  border: 1px solid var(--hairline-border);
}

.btn-secondary:hover {
  background: #FFFFFF;
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.btn-warning {
  background: var(--status-attention-bg);
  color: var(--status-attention-text);
  border: 1px solid var(--status-attention-border);
}

.btn-warning:hover {
  background: rgba(227, 152, 27, 0.22);
}

.card-actions {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  flex-wrap: wrap;
}

/* Data Tables (Endpoints) */
.table-container {
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-card);
  padding: 1.85rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
  overflow-x: auto;
}

.calibrated-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.calibrated-table th {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--hairline-border);
}

.calibrated-table td {
  padding: 1rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--hairline-border-light);
  vertical-align: middle;
}

.calibrated-table tr:last-child td {
  border-bottom: none;
}

.method-tag {
  font-size: 0.72rem;
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(16, 38, 64, 0.08);
  color: var(--brand-primary-dark);
}

.url-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Latency Chart Container */
.chart-container {
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-card);
  padding: 1.85rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
}

.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.chart-legend {
  display: flex;
  gap: 1.5rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.legend-color {
  width: 14px;
  height: 3px;
  border-radius: 2px;
}

.chart-wrapper {
  position: relative;
  width: 100%;
  height: 320px;
}

/* Structured Errors Inspector & Modal */
.errors-panel {
  background: var(--surface-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-card);
  padding: 1.85rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-card);
}

.error-card {
  background: rgba(255, 255, 255, 0.95);
  border-left: 4px solid #E3981B;
  border-radius: var(--radius-inner);
  padding: 1.25rem;
  margin-top: 1rem;
  border-top: 1px solid var(--hairline-border-light);
  border-right: 1px solid var(--hairline-border-light);
  border-bottom: 1px solid var(--hairline-border-light);
}

.error-card.severity-error {
  border-left-color: #D3445D;
}

.error-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.error-code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-ink);
}

.error-time {
  font-size: 0.78rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
}

.error-message {
  font-size: 0.92rem;
  color: var(--text-ink);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.error-action {
  background: rgba(227, 152, 27, 0.1);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  font-size: 0.84rem;
  color: #744900;
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.error-action strong {
  color: #553400;
}

.empty-errors-state {
  padding: 2.5rem 1rem;
  text-align: center;
  color: var(--status-verified-text);
  font-weight: 600;
  background: var(--status-verified-bg);
  border: 1px dashed var(--status-verified-border);
  border-radius: var(--radius-inner);
  margin-top: 1rem;
}

/* Modal Overlay */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(16, 38, 64, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-card {
  background: #FFFFFF;
  border: 1px solid var(--hairline-border);
  border-radius: var(--radius-outer);
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 35px 90px -25px rgba(16, 38, 64, 0.4);
  overflow: hidden;
}

.modal-head {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--hairline-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-body {
  padding: 1.75rem 2rem;
  overflow-y: auto;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
}

.raw-json-box {
  background: #0B1B2F;
  color: #A9DC76;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  padding: 1.25rem;
  border-radius: var(--radius-inner);
  overflow-x: auto;
  line-height: 1.5;
  white-space: pre-wrap;
}

/* Footer */
.footer {
  margin-top: 4rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--hairline-border-light);
  padding-top: 2rem;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 0.75rem;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
}

.footer-link:hover {
  color: var(--brand-primary);
}

/* Tooltip Customization */
.custom-tooltip {
  position: fixed;
  background: #102640;
  color: #FFFFFF;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  font-size: 0.76rem;
  font-family: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  pointer-events: none;
  z-index: 9999;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
  opacity: 0;
  transition: opacity 0.1s ease;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.18);
  line-height: 1.4;
}

/* Responsive Rules */
@media (max-width: 768px) {
  .system-hero {
    flex-direction: column;
    align-items: flex-start;
  }
  .hero-metrics {
    width: 100%;
    justify-content: space-between;
  }
  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
  .card-actions {
    width: 100%;
  }
  .btn {
    width: 100%;
  }
}