/* ═══════════════════════════════════════════════════════════
   HOAXRADAR — Design System
   Palette: Deep Navy + Electric Cyan + Warning Amber + Alert Red
   ═══════════════════════════════════════════════════════════ */

:root {
  --navy-950: #050810;
  --navy-900: #0A0E1A;
  --navy-800: #0F1628;
  --navy-700: #162035;
  --navy-600: #1E2D4A;
  --navy-500: #263650;

  --cyan-400: #00D4FF;
  --cyan-300: #33DDFF;
  --cyan-200: #66E8FF;
  --cyan-glow: rgba(0, 212, 255, 0.15);
  --cyan-glow-strong: rgba(0, 212, 255, 0.3);

  --amber: #FFB300;
  --amber-glow: rgba(255, 179, 0, 0.2);

  --red-alert: #FF3B3B;
  --red-glow: rgba(255, 59, 59, 0.2);
  --orange: #FF6B35;

  --green-safe: #00C896;
  --green-glow: rgba(0, 200, 150, 0.2);

  --white: #F0F4FF;
  --gray-300: #A0AABF;
  --gray-400: #6B7A99;
  --gray-500: #3D4A66;

  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-cyan: 0 0 40px rgba(0, 212, 255, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--navy-900);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ─── Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy-800); }
::-webkit-scrollbar-thumb { background: var(--navy-500); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan-400); }

/* ═══════════════════════════════════════════════════════════
   NAVBAR
   ═══════════════════════════════════════════════════════════ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.08);
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 14, 26, 0.98);
  border-bottom-color: rgba(0, 212, 255, 0.15);
}

.nav-container {
  max-width: 1180px; margin: 0 auto; padding: 0 24px;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}

.nav-brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}

.brand-icon {
  width: 32px; height: 32px;
  border: 1.5px solid var(--cyan-400);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  animation: brandPulse 3s ease-in-out infinite;
}

@keyframes brandPulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--cyan-glow); }
  50% { box-shadow: 0 0 0 6px rgba(0, 212, 255, 0); }
}

.radar-dot {
  width: 8px; height: 8px;
  background: var(--cyan-400);
  border-radius: 50%;
}

.brand-name {
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--white);
}

.brand-accent { color: var(--cyan-400); }

.nav-links {
  display: flex; align-items: center; gap: 4px;
}

.nav-link {
  color: var(--gray-300);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan-400);
  background: var(--cyan-glow);
}

.status-badge {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  font-family: var(--font-mono);
}

.status-online {
  background: rgba(0, 200, 150, 0.1);
  border: 1px solid rgba(0, 200, 150, 0.3);
  color: var(--green-safe);
}

.status-offline {
  background: rgba(255, 59, 59, 0.1);
  border: 1px solid rgba(255, 59, 59, 0.3);
  color: var(--red-alert);
}

.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  animation: statusBlink 1.5s ease-in-out infinite;
}

@keyframes statusBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ═══════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 100px 24px 60px;
}

.hero-bg {
  position: absolute; inset: 0; z-index: 0;
}

.grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.glow-orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px);
}

.glow-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.12), transparent 70%);
  top: -100px; left: -100px;
}

.glow-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255, 179, 0, 0.08), transparent 70%);
  bottom: 0; right: 200px;
}

.hero-content {
  position: relative; z-index: 1;
  max-width: 600px;
  margin: 0 auto 0 calc(50% - 590px);
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600;
  color: var(--cyan-400);
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  padding: 8px 16px; border-radius: 100px;
  margin-bottom: 28px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.badge-pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--cyan-400);
  animation: statusBlink 1.5s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 88px);
  line-height: 1;
  letter-spacing: 2px;
  margin-bottom: 20px;
  color: var(--white);
}

.title-highlight {
  color: var(--cyan-400);
  text-shadow: 0 0 40px rgba(0, 212, 255, 0.5);
}

.hero-subtitle {
  font-size: 17px; line-height: 1.7;
  color: var(--gray-300);
  max-width: 500px;
  margin-bottom: 36px;
}

.hero-stats {
  display: flex; align-items: center; gap: 24px;
  margin-bottom: 40px;
}

.stat-item { text-align: center; }

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--cyan-400);
  line-height: 1;
}

.stat-label {
  font-size: 11px;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.stat-divider {
  width: 1px; height: 36px;
  background: rgba(0, 212, 255, 0.2);
}

.hero-cta {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--cyan-400);
  color: var(--navy-950);
  font-weight: 700; font-size: 15px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: var(--transition);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.hero-cta:hover {
  background: var(--cyan-300);
  box-shadow: 0 0 50px rgba(0, 212, 255, 0.5);
  transform: translateY(-2px);
}

/* ─── Radar Visual ────────────────────────────────────────── */
.hero-visual {
  position: absolute;
  right: calc(50% - 590px);
  top: 50%; transform: translateY(-50%);
  z-index: 1;
}

.radar-container {
  width: 340px; height: 340px;
  position: relative;
  display: flex; align-items: center; justify-content: center;
}

.radar-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.2);
}
.r1 { width: 340px; height: 340px; }
.r2 { width: 250px; height: 250px; border-color: rgba(0,212,255,0.3); }
.r3 { width: 160px; height: 160px; border-color: rgba(0,212,255,0.4); }
.r4 { width: 80px; height: 80px; border-color: rgba(0,212,255,0.5); }

/* Crosshair lines */
.radar-ring.r1::before, .radar-ring.r1::after {
  content: '';
  position: absolute;
  background: rgba(0, 212, 255, 0.15);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.radar-ring.r1::before { width: 100%; height: 1px; }
.radar-ring.r1::after  { width: 1px; height: 100%; }

.radar-sweep {
  position: absolute; width: 170px; height: 170px;
  top: 50%; left: 50%;
  transform-origin: 0% 50%;
  animation: radarSweep 3s linear infinite;
}

.radar-sweep::before {
  content: '';
  position: absolute;
  width: 100%; height: 100%;
  background: conic-gradient(from 270deg, transparent 85%, rgba(0, 212, 255, 0.6) 100%);
  border-radius: 50%;
}

@keyframes radarSweep {
  from { transform: rotate(0deg) translateX(-50%) translateY(-50%); }
  to   { transform: rotate(360deg) translateX(-50%) translateY(-50%); }
}

.radar-center {
  position: absolute; z-index: 2;
  width: 56px; height: 56px;
  background: var(--navy-800);
  border: 2px solid var(--cyan-400);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 20px rgba(0,212,255,0.4);
}

.radar-blip {
  position: absolute; width: 8px; height: 8px;
  border-radius: 50%;
  animation: blipFade 3s ease-in-out infinite;
}

.blip-1 { background: var(--cyan-400); top: 30%; left: 60%; animation-delay: 0.5s; box-shadow: 0 0 10px var(--cyan-400); }
.blip-2 { background: var(--red-alert); top: 65%; left: 35%; animation-delay: 1.8s; box-shadow: 0 0 10px var(--red-alert); }
.blip-3 { background: var(--amber); top: 45%; left: 75%; animation-delay: 2.5s; box-shadow: 0 0 10px var(--amber); }

@keyframes blipFade {
  0%, 90%, 100% { opacity: 0; transform: scale(0.5); }
  30%, 60% { opacity: 1; transform: scale(1); }
}

/* ═══════════════════════════════════════════════════════════
   MODEL WARNING
   ═══════════════════════════════════════════════════════════ */
.model-warning {
  background: rgba(255, 179, 0, 0.08);
  border-top: 1px solid rgba(255, 179, 0, 0.3);
  border-bottom: 1px solid rgba(255, 179, 0, 0.3);
  padding: 14px 24px;
}

.warning-container {
  max-width: 1180px; margin: 0 auto;
  display: flex; align-items: center; gap: 14px;
}

.warning-icon { font-size: 20px; }

.warning-text {
  display: flex; align-items: center; gap: 12px;
  flex-wrap: wrap; font-size: 14px;
}

.warning-text strong { color: var(--amber); }
.warning-text code {
  font-family: var(--font-mono);
  background: rgba(255,179,0,0.15);
  padding: 2px 8px; border-radius: 4px;
  font-size: 12px; color: var(--amber);
}

/* ═══════════════════════════════════════════════════════════
   SECTION COMMON
   ═══════════════════════════════════════════════════════════ */
.section-header {
  text-align: center; margin-bottom: 60px;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 12px; font-weight: 600;
  color: var(--cyan-400);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  letter-spacing: 1px;
  line-height: 1.1;
  color: var(--white);
}

.section-desc {
  margin-top: 12px;
  color: var(--gray-300); font-size: 16px;
}

.accent { color: var(--cyan-400); }

/* ═══════════════════════════════════════════════════════════
   DETECTOR SECTION
   ═══════════════════════════════════════════════════════════ */
.detector-section {
  padding: 100px 0;
  background: var(--navy-950);
  border-top: 1px solid rgba(0,212,255,0.06);
}

.detector-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--navy-800);
  border: 1px solid rgba(0, 212, 255, 0.12);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card), 0 0 60px rgba(0, 212, 255, 0.05);
}

/* ─── Input Panel ────────────────────────────────────────── */
.input-panel {
  padding: 32px;
  border-right: 1px solid rgba(0,212,255,0.08);
  display: flex; flex-direction: column;
}

.input-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}

.input-label {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600;
  color: var(--gray-300);
  text-transform: uppercase; letter-spacing: 1px;
}

.char-counter {
  font-family: var(--font-mono);
  font-size: 12px; color: var(--gray-400);
}

.news-textarea {
  flex: 1; min-height: 280px;
  background: var(--navy-900);
  border: 1px solid rgba(0,212,255,0.1);
  border-radius: var(--radius-md);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px; line-height: 1.7;
  padding: 16px 18px;
  resize: vertical;
  transition: var(--transition);
  outline: none;
}

.news-textarea::placeholder { color: var(--gray-500); }

.news-textarea:focus {
  border-color: rgba(0, 212, 255, 0.4);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.08);
}

.input-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 16px; flex-wrap: wrap; gap: 12px;
}

.example-chips {
  display: flex; align-items: center; gap: 8px;
}

.chips-label { font-size: 12px; color: var(--gray-400); }

.chip {
  font-size: 12px; font-weight: 500;
  color: var(--cyan-400);
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 5px 12px; border-radius: 100px;
  cursor: pointer; transition: var(--transition);
}

.chip:hover {
  background: rgba(0,212,255,0.15);
  border-color: rgba(0,212,255,0.4);
}

.input-actions { display: flex; gap: 10px; }

.btn-clear {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500;
  color: var(--gray-400);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  padding: 10px 16px; border-radius: var(--radius-md);
  cursor: pointer; transition: var(--transition);
}

.btn-clear:hover {
  color: var(--white); border-color: rgba(255,255,255,0.2);
}

.btn-analyze {
  display: flex; align-items: center; gap: 8px;
  background: var(--cyan-400);
  color: var(--navy-950);
  font-size: 14px; font-weight: 700;
  padding: 10px 22px; border-radius: var(--radius-md);
  border: none; cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 20px rgba(0,212,255,0.25);
}

.btn-analyze:hover:not(:disabled) {
  background: var(--cyan-300);
  box-shadow: 0 0 30px rgba(0,212,255,0.45);
  transform: translateY(-1px);
}

.btn-analyze:disabled {
  opacity: 0.6; cursor: not-allowed; transform: none;
}

.btn-text, .btn-loading {
  display: flex; align-items: center; gap: 8px;
}

.spinner {
  width: 14px; height: 14px;
  border: 2px solid rgba(10,14,26,0.3);
  border-top-color: var(--navy-950);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ─── Result Panel ───────────────────────────────────────── */
.result-panel {
  padding: 32px;
  position: relative; overflow: hidden;
  min-height: 460px;
}

.result-placeholder {
  height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px; text-align: center;
  color: var(--gray-500);
}

.placeholder-icon { opacity: 0.3; margin-bottom: 8px; }
.result-placeholder p { font-size: 15px; }
.result-placeholder span { font-size: 13px; }

/* Scanning overlay */
.scanning-overlay {
  position: absolute; inset: 0;
  background: var(--navy-800);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 16px;
  overflow: hidden;
}

.scan-line {
  position: absolute; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan-400), transparent);
  animation: scanLine 1.5s ease-in-out infinite;
  box-shadow: 0 0 20px var(--cyan-400);
}

@keyframes scanLine {
  0%   { top: 0%; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.scan-text {
  font-family: var(--font-mono);
  font-size: 13px; color: var(--cyan-400);
  animation: fadeInOut 1.5s ease-in-out infinite;
}

@keyframes fadeInOut {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* Result content */
.result-content { height: 100%; }

/* Verdict Banner */
.verdict-banner {
  display: flex; align-items: center; gap: 16px;
  padding: 20px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  border: 1px solid;
}

.verdict-banner.is-hoax {
  background: rgba(255, 59, 59, 0.08);
  border-color: rgba(255, 59, 59, 0.3);
}

.verdict-banner.is-valid {
  background: rgba(0, 200, 150, 0.08);
  border-color: rgba(0, 200, 150, 0.3);
}

.verdict-banner.is-warning {
  background: rgba(255, 179, 0, 0.08);
  border-color: rgba(255, 179, 0, 0.3);
}

.verdict-icon { font-size: 32px; }

.verdict-info { flex: 1; }

.verdict-label {
  font-family: var(--font-mono);
  font-size: 10px; font-weight: 600;
  color: var(--gray-400);
  letter-spacing: 2px; text-transform: uppercase;
  margin-bottom: 4px;
}

.verdict-text {
  font-family: var(--font-display);
  font-size: 28px; letter-spacing: 2px;
}

.verdict-text.text-danger { color: var(--red-alert); }
.verdict-text.text-safe { color: var(--green-safe); }
.verdict-text.text-warning { color: var(--amber); }

.verdict-badge {
  font-family: var(--font-mono);
  font-size: 11px; font-weight: 600;
  padding: 6px 12px; border-radius: 100px;
  white-space: nowrap;
}

.verdict-badge.badge-danger {
  background: rgba(255,59,59,0.15);
  color: var(--red-alert);
  border: 1px solid rgba(255,59,59,0.3);
}

.verdict-badge.badge-safe {
  background: rgba(0,200,150,0.15);
  color: var(--green-safe);
  border: 1px solid rgba(0,200,150,0.3);
}

.verdict-badge.badge-warning {
  background: rgba(255,179,0,0.15);
  color: var(--amber);
  border: 1px solid rgba(255,179,0,0.3);
}

/* Risk Gauge */
.risk-section {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 20px; margin-bottom: 20px;
}

.risk-gauge-wrap { text-align: center; }

.risk-label-top {
  font-size: 11px; font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 8px;
}

.gauge-container { position: relative; }

.gauge-svg { width: 100%; max-width: 180px; }

.gauge-value-text {
  font-family: var(--font-display);
  font-size: 28px; fill: var(--white);
}

.gauge-sub-text {
  font-size: 9px; fill: var(--gray-400);
}

.gauge-labels {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 10px; color: var(--gray-400);
  padding: 0 8px;
  margin-top: -4px;
}

.gauge-label-low { color: var(--green-safe); }
.gauge-label-high { color: var(--red-alert); }

/* Prob bars */
.prob-bars { display: flex; flex-direction: column; gap: 12px; margin-bottom: 16px; }


.prob-label {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--gray-300);
  margin-bottom: 6px;
}

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

.dot-safe { background: var(--green-safe); }
.dot-danger { background: var(--red-alert); }

.prob-bar-wrap {
  background: rgba(255,255,255,0.05);
  border-radius: 100px; height: 8px;
  overflow: hidden;
}

.prob-bar {
  height: 100%; border-radius: 100px;
  width: 0%; transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.bar-safe { background: linear-gradient(90deg, var(--green-safe), #00E5B0); }
.bar-danger { background: linear-gradient(90deg, var(--amber), var(--red-alert)); }

.prob-value {
  font-family: var(--font-mono);
  font-size: 12px; font-weight: 600;
  color: var(--white);
  display: block; text-align: right;
  margin-top: 3px;
}

.risk-level-box {
  background: var(--navy-700);
  border-radius: var(--radius-md);
  padding: 12px 16px; text-align: center;
  border: 1px solid rgba(255,255,255,0.05);
}

.risk-level-label {
  font-size: 10px; font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 4px;
}

.risk-level-value {
  font-family: var(--font-display);
  font-size: 22px; letter-spacing: 2px;
}

.risk-level-value.level-danger { color: var(--red-alert); }
.risk-level-value.level-warning { color: var(--amber); }
.risk-level-value.level-safe { color: var(--green-safe); }

/* Indicators */
.indicators-section { margin-bottom: 20px; }

.indicators-title {
  font-size: 12px; font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 10px;
}

.indicators-list { display: flex; flex-direction: column; gap: 6px; }

.indicator-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 13px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid;
}

.indicator-item.ind-warning {
  background: rgba(255,179,0,0.06);
  border-color: rgba(255,179,0,0.2);
  color: var(--amber);
}

.indicator-item.ind-safe {
  background: rgba(0,200,150,0.06);
  border-color: rgba(0,200,150,0.2);
  color: var(--green-safe);
}

.indicator-item.ind-info {
  background: rgba(0,212,255,0.06);
  border-color: rgba(0,212,255,0.2);
  color: var(--cyan-300);
}

/* Stats Grid */
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 8px; margin-bottom: 16px;
}

.stat-box {
  background: var(--navy-700);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: var(--radius-md);
  padding: 12px 8px; text-align: center;
}

.stat-box-value {
  font-family: var(--font-display);
  font-size: 22px; color: var(--cyan-400);
  line-height: 1;
}

.stat-box-label {
  font-size: 10px; color: var(--gray-400);
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-top: 4px;
}

.result-timestamp {
  font-family: var(--font-mono);
  font-size: 11px; color: var(--gray-500);
  margin-bottom: 14px;
}

.result-actions {
  display: flex; gap: 8px;
}

.btn-action {
  display: flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 500;
  color: var(--gray-300);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 8px 14px; border-radius: var(--radius-sm);
  cursor: pointer; transition: var(--transition);
}

.btn-action:hover {
  color: var(--white);
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.15);
}

/* ═══════════════════════════════════════════════════════════
   HOW IT WORKS
   ═══════════════════════════════════════════════════════════ */
.how-section {
  padding: 100px 0;
  background: var(--navy-900);
}

.how-steps {
  display: flex; align-items: stretch; gap: 0;
  position: relative;
}

.step-card {
  flex: 1;
  background: var(--navy-800);
  border: 1px solid rgba(0,212,255,0.08);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.step-card:hover {
  border-color: rgba(0,212,255,0.25);
  transform: translateY(-4px);
  box-shadow: 0 8px 40px rgba(0,212,255,0.1);
}

.step-number {
  font-family: var(--font-display);
  font-size: 48px; line-height: 1;
  color: rgba(0,212,255,0.1);
  margin-bottom: 16px;
}

.step-icon {
  width: 56px; height: 56px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
  color: var(--cyan-400);
}

.step-card h3 {
  font-size: 16px; font-weight: 700;
  margin-bottom: 10px; color: var(--white);
}

.step-card p {
  font-size: 13px; color: var(--gray-400); line-height: 1.6;
}

.step-arrow {
  display: flex; align-items: center;
  color: rgba(0,212,255,0.3);
  font-size: 24px; padding: 0 12px;
  margin-top: 40px;
}

/* ═══════════════════════════════════════════════════════════
   TIPS
   ═══════════════════════════════════════════════════════════ */
.tips-section {
  padding: 100px 0;
  background: var(--navy-950);
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tip-card {
  background: var(--navy-800);
  border-radius: var(--radius-lg);
  padding: 28px;
  border: 1px solid;
  transition: var(--transition);
}

.tip-card:hover {
  transform: translateY(-4px);
}

.tip-card.tip-danger {
  border-color: rgba(255,59,59,0.2);
  background: linear-gradient(135deg, rgba(255,59,59,0.05), var(--navy-800));
}
.tip-card.tip-warning {
  border-color: rgba(255,179,0,0.2);
  background: linear-gradient(135deg, rgba(255,179,0,0.05), var(--navy-800));
}
.tip-card.tip-info {
  border-color: rgba(0,212,255,0.15);
  background: linear-gradient(135deg, rgba(0,212,255,0.04), var(--navy-800));
}
.tip-card.tip-safe {
  border-color: rgba(0,200,150,0.2);
  background: linear-gradient(135deg, rgba(0,200,150,0.05), var(--navy-800));
}

.tip-icon { font-size: 32px; margin-bottom: 14px; }

.tip-card h3 {
  font-size: 16px; font-weight: 700;
  margin-bottom: 10px; color: var(--white);
}

.tip-card p { font-size: 13px; color: var(--gray-400); line-height: 1.6; }

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.footer {
  background: var(--navy-950);
  border-top: 1px solid rgba(0,212,255,0.06);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand .footer-logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 14px; color: var(--gray-400); line-height: 1.7;
  max-width: 280px;
}

.footer-links-col h4 {
  font-size: 13px; font-weight: 700;
  color: var(--white);
  text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 16px;
}

.footer-links-col a {
  display: block;
  color: var(--gray-400);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 10px;
  transition: var(--transition);
}

.footer-links-col a:hover { color: var(--cyan-400); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px; color: var(--gray-500);
  margin-bottom: 6px;
}

.footer-note { font-size: 12px !important; opacity: 0.6; }

/* ═══════════════════════════════════════════════════════════
   TOAST
   ═══════════════════════════════════════════════════════════ */
.toast {
  position: fixed; bottom: 24px; right: 24px;
  background: var(--navy-700);
  border: 1px solid rgba(0,212,255,0.2);
  color: var(--white);
  padding: 12px 20px; border-radius: var(--radius-md);
  font-size: 14px;
  z-index: 9999;
  opacity: 0; transform: translateY(10px);
  transition: all 0.3s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1; transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════
   ABOUT PAGE
   ═══════════════════════════════════════════════════════════ */
.about-hero {
  padding: 140px 0 60px;
  background: var(--navy-950);
  text-align: center;
}

.about-lead {
  font-size: 18px; color: var(--gray-300); line-height: 1.7;
  max-width: 600px; margin: 16px auto 0;
}

.about-content { padding: 80px 0; }

.about-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-bottom: 48px;
}

.about-card {
  background: var(--navy-800);
  border: 1px solid rgba(0,212,255,0.1);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.about-icon { font-size: 36px; margin-bottom: 16px; }

.about-card h3 {
  font-size: 18px; font-weight: 700;
  margin-bottom: 12px; color: var(--white);
}

.about-card p { font-size: 14px; color: var(--gray-400); line-height: 1.7; }

.tech-stack {
  background: var(--navy-800);
  border: 1px solid rgba(0,212,255,0.08);
  border-radius: var(--radius-lg);
  padding: 32px; margin-bottom: 40px;
}

.tech-stack h3 {
  font-size: 16px; font-weight: 700;
  margin-bottom: 20px; color: var(--white);
}

.tech-tags { display: flex; flex-wrap: wrap; gap: 10px; }

.tech-tag {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--cyan-400);
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 6px 14px; border-radius: 100px;
}

.about-cta { text-align: center; }

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero-visual { display: none; }
  .hero-content { margin: 0 auto; text-align: center; }
  .hero-stats { justify-content: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }

  .detector-card { grid-template-columns: 1fr; }
  .input-panel { border-right: none; border-bottom: 1px solid rgba(0,212,255,0.08); }

  .how-steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); margin: 0 auto; }

  .tips-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-status { display: none; }

  .hero { padding: 90px 20px 50px; }
  .hero-title { font-size: 52px; }

  .risk-section { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .tips-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .input-footer { flex-direction: column; align-items: flex-start; }
  .input-actions { width: 100%; justify-content: flex-end; }
}