/* ============================================================
   FLIPPER SCANNER — Design System
   Matches portfolio: Dark #050505, Orange #ff6b00, sharp angles
   ============================================================ */

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

:root {
  --bg: #050505;
  --bg-alt: #020202;
  --surface: #1a1a1a;
  --surface-high: #252525;
  --surface-highest: #303030;
  --on-bg: #e5e2e1;
  --on-surface: #e5e2e1;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --primary: #ff6b00;
  --primary-dim: rgba(255, 107, 0, 0.15);
  --primary-faint: rgba(255, 107, 0, 0.05);
  --primary-glow: rgba(255, 107, 0, 0.3);
  --danger: #ef4444;
  --success: #22c55e;
  --font-headline: "Space Grotesk", sans-serif;
  --font-body: "Manrope", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--on-bg);
  font-family: var(--font-body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--primary);
  color: #fff;
}

code {
  font-family: "Space Grotesk", monospace;
  background: var(--surface);
  padding: 2px 8px;
  font-size: 0.85em;
  color: var(--primary);
  border: 1px solid rgba(255, 107, 0, 0.15);
}

.hidden {
  display: none !important;
}

.text-glow {
  text-shadow:
    0 0 10px rgba(255, 107, 0, 0.8),
    0 0 20px rgba(255, 107, 0, 0.5),
    0 0 40px rgba(255, 107, 0, 0.2);
}

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

.highlight {
  color: #fff;
}

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 24;
}


/* --- Circuit Canvas --- */
#circuitCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
}


/* --- Top Navigation --- */
#topNav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(5, 5, 5, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(255, 107, 0, 0.2);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 32px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-family: var(--font-headline);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: transform 0.3s;
}
.nav-brand:hover {
  transform: scale(1.05);
}

.nav-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 10px rgba(255, 107, 0, 1);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.8); }
}

.nav-status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-icon {
  color: var(--primary);
  font-size: 18px;
}

.nav-label {
  font-family: var(--font-headline);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-500);
}


/* --- Main Content --- */
#mainContent {
  flex: 1;
  position: relative;
  z-index: 10;
}


/* --- Hero Section --- */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 120px 32px 80px;
  text-align: center;
  position: relative;
}

.hero-inner {
  max-width: 800px;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.tag-icon {
  color: var(--primary);
  font-size: 14px;
}

.tag-text {
  font-family: var(--font-headline);
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--primary);
}

.hero-title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(3rem, 10vw, 8rem);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 0.85;
  margin-bottom: 32px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--gray-400);
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}


/* --- Browser Warning --- */
.browser-warning {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  padding: 16px 24px;
  margin-bottom: 32px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: #fca5a5;
  text-align: left;
}
.browser-warning .material-symbols-outlined {
  color: var(--danger);
  font-size: 24px;
  flex-shrink: 0;
}


/* --- Chrome Flag Warning --- */
.flag-warning {
  background: rgba(255, 107, 0, 0.05);
  border: 1px solid rgba(255, 107, 0, 0.25);
  padding: 28px;
  margin-bottom: 40px;
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.flag-warning-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.flag-warning-header .material-symbols-outlined {
  color: var(--primary);
  font-size: 22px;
}
.flag-warning-title {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--primary);
}

.flag-warning-text {
  font-size: 0.9rem;
  color: var(--gray-400);
  line-height: 1.6;
  margin-bottom: 20px;
}

.flag-url-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid rgba(255, 107, 0, 0.15);
  padding: 12px 16px;
  margin-bottom: 20px;
  overflow-x: auto;
}

.flag-url {
  flex: 1;
  font-family: "Space Grotesk", monospace;
  font-size: 0.75rem;
  color: var(--primary);
  background: none;
  border: none;
  padding: 0;
  white-space: nowrap;
}

.copy-flag-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 8px 16px;
  font-family: var(--font-headline);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
  flex-shrink: 0;
}
.copy-flag-btn:hover {
  transform: scale(1.05);
  box-shadow: 0 0 15px var(--primary-glow);
}

.flag-steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.flag-step {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--gray-400);
}

.step-number {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-dim);
  color: var(--primary);
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.75rem;
  flex-shrink: 0;
}


/* --- Timer Display --- */
.timer-display {
  font-family: var(--font-headline);
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 8px;
  text-shadow: 0 0 20px rgba(255, 107, 0, 0.5);
  animation: timer-pulse 1s ease-in-out infinite;
}

@keyframes timer-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}


/* --- Signal Bars --- */
.signal-bars {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  margin-right: 6px;
}

.signal-bar {
  width: 3px;
  background: var(--gray-700);
  transition: background 0.3s;
}
.signal-bar:nth-child(1) { height: 4px; }
.signal-bar:nth-child(2) { height: 7px; }
.signal-bar:nth-child(3) { height: 10px; }
.signal-bar:nth-child(4) { height: 13px; }

.signal-bar.active {
  background: var(--primary);
}


/* --- Scan Button --- */
.scan-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 20px 48px;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s;
  margin-bottom: 32px;
}
.scan-button:hover:not(:disabled) {
  transform: scale(1.05);
  box-shadow: 0 0 30px var(--primary-glow);
}
.scan-button:active:not(:disabled) {
  transform: scale(0.95);
}
.scan-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.scan-button-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
}
.scan-button:hover:not(:disabled) .scan-button-glow {
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  to { transform: translateX(100%); }
}

.scan-button-icon {
  font-size: 20px;
}

.scan-button.scanning {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
  pointer-events: none;
}
.scan-button.scanning .scan-button-icon {
  animation: spin 1.5s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.hero-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--gray-600);
  font-family: var(--font-body);
}
.hint-icon {
  font-size: 16px;
  color: var(--gray-600);
}


/* --- Scanner Section --- */
.scanner-section {
  padding: 80px 32px 120px;
  position: relative;
  background: var(--bg-alt);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.scanner-inner {
  max-width: 800px;
  margin: 0 auto;
}

.scanner-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
  gap: 16px;
}

.scanner-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-icon {
  color: var(--primary);
  font-size: 24px;
}

.scanner-title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: 1.2rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scan-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-headline);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse-dot 1s ease-in-out infinite;
}

.status-dot.done {
  animation: none;
  background: var(--success);
}

.status-dot.alert {
  animation: none;
  background: var(--danger);
}

.status-text {
  color: var(--gray-400);
}


/* --- Radar --- */
.radar-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 48px;
}

.radar {
  position: relative;
  width: 200px;
  height: 200px;
  margin-bottom: 16px;
}

.radar-ring {
  position: absolute;
  border: 1px solid rgba(255, 107, 0, 0.1);
  border-radius: 50%;
}
.ring-1 {
  inset: 0;
}
.ring-2 {
  inset: 25%;
}
.ring-3 {
  inset: 42%;
}

.radar-center {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 15px var(--primary);
}

.radar-sweep {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(255, 107, 0, 0.15) 30deg,
    transparent 60deg
  );
  animation: radar-spin 2.5s linear infinite;
}

@keyframes radar-spin {
  to { transform: rotate(360deg); }
}

.radar-label {
  font-family: var(--font-headline);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-500);
}


/* --- Results List --- */
.results-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.result-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background: var(--surface);
  border: 1px solid rgba(255, 107, 0, 0.15);
  padding: 20px 24px;
  animation: slideIn 0.5s ease-out;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.result-card:hover {
  border-color: rgba(255, 107, 0, 0.4);
  box-shadow: 0 0 20px var(--primary-dim);
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.result-icon-wrap {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-dim);
  flex-shrink: 0;
}
.result-icon-wrap .material-symbols-outlined {
  color: var(--primary);
  font-size: 24px;
}

.result-icon-wrap.flipper-detected {
  background: rgba(255, 107, 0, 0.25);
  box-shadow: 0 0 15px rgba(255, 107, 0, 0.3);
}

.result-info {
  flex: 1;
  min-width: 0;
}

.result-name {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 4px;
}

.result-name.is-flipper {
  color: var(--primary);
  text-shadow: 0 0 10px rgba(255, 107, 0, 0.5);
}

.result-details {
  font-size: 0.75rem;
  color: var(--gray-500);
  font-family: var(--font-headline);
  letter-spacing: 0.1em;
}

.result-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  font-family: var(--font-headline);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.result-badge.flipper {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 0 15px var(--primary-glow);
}
.result-badge.unknown {
  background: var(--surface-high);
  color: var(--gray-400);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.result-rssi {
  font-family: var(--font-headline);
  font-size: 0.7rem;
  color: var(--gray-500);
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}
.result-rssi .material-symbols-outlined {
  font-size: 14px;
}


/* --- No Results --- */
.no-results {
  text-align: center;
  padding: 64px 0;
}
.no-results-icon {
  font-size: 64px;
  color: var(--gray-700);
  margin-bottom: 16px;
}
.no-results-text {
  font-family: var(--font-headline);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-400);
  margin-bottom: 8px;
}
.no-results-hint {
  font-size: 0.85rem;
  color: var(--gray-600);
}


.scanner-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-top: 32px;
}

.scan-again-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid rgba(255, 107, 0, 0.2);
  color: var(--primary);
  padding: 16px 40px;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
}

.fallback-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid var(--primary);
  color: #fff;
  padding: 12px 24px;
  font-family: var(--font-headline);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
}
.fallback-button:hover {
  background: var(--primary);
  box-shadow: 0 0 20px var(--primary-glow);
}

.scan-again-button:hover {
  background: rgba(255, 107, 0, 0.1);
  transform: scale(1.05);
}


/* --- Log Console --- */
.log-section {
  margin-top: 40px;
  border: 1px solid rgba(255, 107, 0, 0.15);
  background: rgba(5, 5, 5, 0.8);
}

.log-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--surface);
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid rgba(255, 107, 0, 0.1);
}

.log-header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.log-header-icon {
  color: var(--primary);
  font-size: 18px;
}

.log-title {
  font-family: var(--font-headline);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--primary);
}

.log-count {
  font-family: "Space Grotesk", monospace;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  background: var(--primary);
  padding: 2px 8px;
  min-width: 24px;
  text-align: center;
}

.log-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.log-clear-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--gray-500);
  padding: 4px 10px;
  font-family: var(--font-headline);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}
.log-clear-btn:hover {
  color: var(--primary);
  border-color: rgba(255, 107, 0, 0.3);
}

.log-chevron {
  color: var(--gray-500);
  font-size: 20px;
  transition: transform 0.3s;
}
.log-chevron.collapsed {
  transform: rotate(-90deg);
}

.log-body {
  max-height: 400px;
  overflow-y: auto;
  transition: max-height 0.3s ease;
}
.log-body.collapsed {
  max-height: 0;
  overflow: hidden;
}

.log-body::-webkit-scrollbar {
  width: 6px;
}
.log-body::-webkit-scrollbar-track {
  background: var(--bg);
}
.log-body::-webkit-scrollbar-thumb {
  background: rgba(255, 107, 0, 0.3);
}

.log-entries {
  padding: 0;
}

.log-entry {
  display: flex;
  gap: 8px;
  padding: 6px 16px;
  font-family: "Space Grotesk", monospace;
  font-size: 0.72rem;
  line-height: 1.6;
  border-bottom: 1px solid rgba(255, 255, 255, 0.02);
  animation: log-fade-in 0.3s ease;
}
.log-entry:hover {
  background: rgba(255, 107, 0, 0.03);
}

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

.log-time {
  color: var(--gray-700);
  white-space: nowrap;
  flex-shrink: 0;
}

.log-tag {
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 50px;
}
.log-tag.info { color: #38bdf8; }
.log-tag.warn { color: #facc15; }
.log-tag.data { color: var(--primary); }
.log-tag.flipper { color: #22c55e; }
.log-tag.error { color: #ef4444; }
.log-tag.new { color: #a78bfa; }

.log-msg {
  color: var(--gray-400);
  word-break: break-all;
}
.log-msg strong {
  color: #fff;
  font-weight: 600;
}
.log-msg .hl {
  color: var(--primary);
}
.log-msg .green {
  color: #22c55e;
}


/* --- Info Section --- */
.info-section {
  padding: 120px 32px;
  position: relative;
  overflow: hidden;
}

/* Grid Background */
.info-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255,107,0,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,107,0,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.info-section::after {
  content: "";
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, var(--bg), transparent);
  pointer-events: none;
}

.info-inner {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.info-border {
  border-left: 1px solid rgba(255, 107, 0, 0.4);
  padding-left: 32px;
  position: relative;
  transition: border-color 0.5s;
}
.info-border:hover {
  border-color: var(--primary);
}

.info-diamond {
  position: absolute;
  left: -5px;
  top: 0;
  width: 10px;
  height: 10px;
  background: var(--primary);
  transform: rotate(45deg);
  box-shadow: 0 0 15px rgba(255, 107, 0, 1);
  transition: transform 0.5s;
}
.info-border:hover .info-diamond {
  transform: rotate(45deg) scale(1.5);
}

.info-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}
.info-tag-icon {
  color: var(--primary);
  font-size: 14px;
}
.info-tag-text {
  font-family: var(--font-headline);
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--primary);
}

.info-title {
  font-family: var(--font-headline);
  font-weight: 900;
  font-size: clamp(1.8rem, 5vw, 3.5rem);
  text-transform: uppercase;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 48px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.info-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 32px;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}
.info-card:hover {
  border-color: rgba(255, 107, 0, 0.3);
  box-shadow: 0 0 30px var(--primary-faint);
  transform: translateY(-4px);
}

.info-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.card-icon {
  font-size: 28px;
  color: var(--primary);
}
.card-number {
  font-family: var(--font-headline);
  font-size: 12px;
  font-weight: 300;
  color: var(--gray-700);
  letter-spacing: 0.1em;
}

.card-title {
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 12px;
}

.card-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--gray-400);
  font-weight: 300;
}


/* --- Footer --- */
#footer {
  width: 100%;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--bg);
  padding: 32px;
  position: relative;
  z-index: 10;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  opacity: 0.4;
  transition: opacity 0.5s;
}
.footer-inner:hover {
  opacity: 1;
}

.footer-copy,
.footer-tech {
  font-family: var(--font-headline);
  font-size: 10px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gray-500);
}


/* --- Diagnostic Section --- */
.diagnostic-section {
  padding: 40px 32px;
  background: #0a0a0a;
  border-top: 1px solid rgba(255, 107, 0, 0.1);
  position: relative;
}

.diag-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.diag-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.diag-icon {
  color: var(--primary);
  font-size: 20px;
}

.diag-title {
  font-family: var(--font-headline);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--primary);
}

.diag-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: rgba(255, 107, 0, 0.1);
  border: 1px solid rgba(255, 107, 0, 0.1);
}

.diag-item {
  background: #050505;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.diag-label {
  font-family: var(--font-headline);
  font-size: 8px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--gray-600);
  text-transform: uppercase;
}

.diag-value {
  font-family: "Space Grotesk", monospace;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
}

.diag-value.online {
  color: #22c55e;
}
.diag-value.offline {
  color: #ef4444;
}
.diag-value.error {
  color: #facc15;
}

.diag-help {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--gray-500);
}

.help-icon {
  font-size: 14px;
  color: var(--primary);
}

.text-danger {
  color: #ef4444;
  font-weight: 600;
}


/* --- Responsive --- */
@media (max-width: 768px) {
  #topNav {
    padding: 12px 20px;
  }
  .nav-brand {
    font-size: 1.1rem;
  }
  .nav-status {
    display: none;
  }
  .hero {
    padding: 100px 20px 60px;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .scan-button {
    padding: 16px 32px;
  }
  .scanner-section {
    padding: 60px 20px 80px;
  }
  .result-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 16px 20px;
  }
  .result-badge {
    align-self: flex-start;
  }
  .flag-url-box {
    flex-direction: column;
    align-items: stretch;
  }
  .flag-url {
    font-size: 0.65rem;
  }
  .info-section {
    padding: 80px 20px;
  }
  .info-section::before {
    background-size: 40px 40px;
  }
  .info-border {
    padding-left: 20px;
  }
  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.5rem;
  }
  .info-grid {
    grid-template-columns: 1fr;
  }
}