/* ── ForgeGuard AI — Light Design System ── */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* ── CSS Variables ── */
:root {
  --clr-bg:        #ffffff;
  --clr-bg-2:      #f7f8fc;
  --clr-bg-3:      #eef1f8;
  --clr-surface:   #ffffff;
  --clr-surface-2: #f3f5fb;
  --clr-border:    #e2e7f3;
  --clr-border-hover: #a5b4fc;

  --clr-indigo:    #4f46e5;
  --clr-indigo-light: #818cf8;
  --clr-violet:    #7c3aed;
  --clr-blue:      #2563eb;
  --clr-sky:       #0ea5e9;
  --clr-green:     #059669;
  --clr-red:       #dc2626;
  --clr-amber:     #d97706;

  --clr-text:       #0f172a;
  --clr-text-muted: #475569;
  --clr-text-faint: #94a3b8;

  --gradient-primary: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  --gradient-soft:    linear-gradient(135deg, rgba(79,70,229,0.08) 0%, rgba(124,58,237,0.08) 100%);
  --gradient-hero:    linear-gradient(135deg, #4f46e5, #7c3aed, #0ea5e9);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-xs:   0 1px 3px rgba(15,23,42,0.06), 0 1px 2px rgba(15,23,42,0.04);
  --shadow-sm:   0 2px 8px rgba(15,23,42,0.08);
  --shadow-md:   0 4px 24px rgba(15,23,42,0.10);
  --shadow-lg:   0 8px 40px rgba(15,23,42,0.12);
  --shadow-indigo: 0 4px 24px rgba(79,70,229,0.25);

  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; transition: var(--transition-fast); }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; border: none; outline: none; }
input, textarea { font-family: inherit; outline: none; }
ul { list-style: none; }

/* ── Utility ── */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: var(--shadow-indigo);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(79,70,229,0.38);
  filter: brightness(1.07);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--clr-border);
  color: var(--clr-text);
}
.btn-outline:hover {
  border-color: var(--clr-indigo);
  color: var(--clr-indigo);
  background: rgba(79,70,229,0.04);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--clr-text-muted);
}
.btn-ghost:hover { color: var(--clr-text); background: var(--clr-bg-2); border-radius: var(--radius-sm); }
.btn-lg { padding: 14px 32px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn-sm { padding: 7px 14px; font-size: 0.8rem; }
.btn-full { width: 100%; justify-content: center; }

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
  padding: 12px 0;
  box-shadow: var(--shadow-sm);
}
.nav-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo-icon { display: flex; align-items: center; flex-shrink: 0; }
.logo-text { font-size: 1.2rem; font-weight: 800; color: var(--clr-text); letter-spacing: -0.02em; }
.logo-accent { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  flex: 1;
}
.nav-links a { color: var(--clr-text-muted); font-size: 0.9rem; font-weight: 500; }
.nav-links a:hover { color: var(--clr-text); }

.nav-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  padding: 6px;
  border-radius: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 24px 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 100% 80% at 50% 0%, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.7) 60%, rgba(255,255,255,0.97) 100%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(79,70,229,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(79,70,229,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 0%, transparent 100%);
}
.hero-particles { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.particle {
  position: absolute;
  border-radius: 50%;
  animation: float linear infinite;
  opacity: 0;
}
@keyframes float {
  0% { transform: translateY(0) scale(0); opacity: 0; }
  10% { opacity: 0.7; transform: scale(1); }
  90% { opacity: 0.15; }
  100% { transform: translateY(-500px) scale(0.5); opacity: 0; }
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(79,70,229,0.08);
  border: 1px solid rgba(79,70,229,0.2);
  color: var(--clr-indigo);
  font-size: 0.78rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--clr-indigo);
  animation: dotPulse 2s infinite;
}
@keyframes dotPulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.4;transform:scale(0.7)} }

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
  color: var(--clr-text);
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--clr-text-muted);
  max-width: 600px;
  margin: 0 auto 44px;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 68px;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.stat-item { text-align: center; }
.stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--clr-text);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: -0.02em;
}
.stat-unit { font-size: 1.3rem; font-weight: 700; color: var(--clr-indigo); }
.stat-label { display: block; font-size: 0.75rem; color: var(--clr-text-faint); text-transform: uppercase; letter-spacing: 0.07em; margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--clr-border); }

.hero-scroll { position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%); z-index: 2; }
.scroll-indicator {
  width: 28px; height: 48px;
  border: 2px solid rgba(79,70,229,0.25);
  border-radius: 14px;
  display: flex; justify-content: center; align-items: flex-start;
  padding-top: 8px;
}
.scroll-indicator span {
  width: 4px; height: 10px;
  background: var(--clr-indigo);
  border-radius: 2px;
  animation: scrollAnim 1.8s infinite;
}
@keyframes scrollAnim { 0%{transform:translateY(0);opacity:1} 100%{transform:translateY(16px);opacity:0} }

/* ── Trust Band ── */
.trust-band {
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding: 28px 0;
  background: var(--clr-bg-2);
}
.trust-band .container { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; justify-content: center; }
.trust-label { font-size: 0.75rem; color: var(--clr-text-faint); text-transform: uppercase; letter-spacing: 0.1em; white-space: nowrap; }
.trust-logos { display: flex; gap: 48px; flex-wrap: wrap; justify-content: center; }
.trust-logo { font-size: 0.85rem; font-weight: 700; color: var(--clr-text-faint); letter-spacing: 0.03em; text-transform: uppercase; transition: var(--transition); }
.trust-logo:hover { color: var(--clr-text-muted); }

/* ── Sections ── */
.features, .how-it-works, .demo-section, .pricing, .cta-banner { padding: 100px 0; }

.section-header { text-align: center; margin-bottom: 72px; }
.section-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--clr-indigo);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 14px;
  padding: 4px 14px;
  border: 1px solid rgba(79,70,229,0.25);
  border-radius: 100px;
  background: rgba(79,70,229,0.06);
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--clr-text);
  margin-bottom: 14px;
}
.section-desc { font-size: 1rem; color: var(--clr-text-muted); max-width: 520px; margin: 0 auto; }

/* ── Features ── */
.features { background: var(--clr-bg-2); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card:hover {
  border-color: var(--clr-indigo-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-soft);
  opacity: 0;
  transition: var(--transition);
  border-radius: inherit;
}
.feature-card:hover::after { opacity: 1; }
.feature-card--highlight {
  border-color: rgba(79,70,229,0.3);
  background: linear-gradient(135deg, rgba(79,70,229,0.04) 0%, rgba(124,58,237,0.03) 100%);
}
.feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  background: rgba(79,70,229,0.08);
  border: 1px solid rgba(79,70,229,0.15);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  color: var(--clr-indigo);
  position: relative;
  z-index: 1;
}
.feature-card h3 { font-size: 1rem; font-weight: 700; color: var(--clr-text); margin-bottom: 8px; position: relative; z-index: 1; }
.feature-card p { font-size: 0.875rem; color: var(--clr-text-muted); line-height: 1.7; position: relative; z-index: 1; }
.feature-tag {
  display: inline-block;
  margin-top: 14px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--clr-indigo);
  background: rgba(79,70,229,0.08);
  padding: 3px 10px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  position: relative; z-index: 1;
}

/* ── How It Works ── */
.steps { display: flex; align-items: flex-start; gap: 0; flex-wrap: wrap; justify-content: center; }
.step {
  flex: 1; min-width: 220px; max-width: 320px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 0 24px; gap: 18px;
}
.step-number {
  font-size: 3.5rem; font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(79,70,229,0.2);
  font-family: 'JetBrains Mono', monospace;
  line-height: 1;
}
.step-content h3 { font-size: 1.05rem; font-weight: 700; color: var(--clr-text); margin-bottom: 8px; }
.step-content p { font-size: 0.875rem; color: var(--clr-text-muted); line-height: 1.7; }
.step-icon-wrap {
  width: 68px; height: 68px;
  border-radius: 50%;
  border: 1.5px solid rgba(79,70,229,0.2);
  background: rgba(79,70,229,0.05);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-indigo);
}
.step-connector { display: flex; align-items: center; padding-top: 44px; }
.connector-line {
  width: 60px; height: 1.5px;
  background: linear-gradient(90deg, transparent, rgba(79,70,229,0.3), transparent);
}

/* ── Demo ── */
.demo-section { background: var(--clr-bg-2); }
.demo-card {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  max-width: 720px;
  margin: 0 auto;
  box-shadow: var(--shadow-md);
}
.demo-upload-area {
  padding: 72px 48px;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center;
  border: 2px dashed var(--clr-border);
  margin: 24px;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  cursor: pointer;
  gap: 10px;
}
.demo-upload-area:hover, .demo-upload-area.drag-over {
  border-color: var(--clr-indigo);
  background: rgba(79,70,229,0.03);
}
.upload-icon { color: var(--clr-text-faint); transition: var(--transition); }
.demo-upload-area:hover .upload-icon { color: var(--clr-indigo); transform: translateY(-4px); }
.upload-text { font-size: 1rem; font-weight: 600; color: var(--clr-text); }
.upload-sub { font-size: 0.875rem; color: var(--clr-text-muted); }
.upload-browse { background: none; border: none; color: var(--clr-indigo); font-weight: 600; cursor: pointer; font-size: 0.875rem; padding: 0; text-decoration: underline; text-underline-offset: 2px; }
.upload-hint { font-size: 0.75rem; color: var(--clr-text-faint); }

.demo-result { padding: 32px; }
.result-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.result-verdict { display: flex; align-items: center; gap: 12px; }
.verdict-icon {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; font-weight: 700;
  background: rgba(5,150,105,0.1);
  color: var(--clr-green);
  border: 1.5px solid rgba(5,150,105,0.25);
}
.verdict-icon.forged {
  background: rgba(220,38,38,0.08);
  color: var(--clr-red);
  border-color: rgba(220,38,38,0.2);
}
.verdict-text { font-size: 1.5rem; font-weight: 800; color: var(--clr-text); }
.result-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 24px; }
.metric-card {
  background: var(--clr-bg-2);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 16px; text-align: center;
}
.metric-label { display: block; font-size: 0.7rem; color: var(--clr-text-faint); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px; }
.metric-value { font-size: 1.1rem; font-weight: 700; color: var(--clr-indigo); font-family: 'JetBrains Mono', monospace; }
.result-cta {
  background: var(--gradient-soft);
  border: 1.5px solid rgba(79,70,229,0.15);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.result-cta p { font-size: 0.875rem; color: var(--clr-text-muted); }

/* Scanning animation */
.scanning { position: relative; overflow: hidden; }
.scanning::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--clr-indigo), var(--clr-violet), transparent);
  animation: scanLine 1.5s ease-in-out infinite;
}
@keyframes scanLine { 0%{top:0} 100%{top:100%} }

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 980px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  transition: var(--transition);
  position: relative;
}
.pricing-card:hover { transform: translateY(-4px); border-color: var(--clr-border-hover); box-shadow: var(--shadow-lg); }
.pricing-card--featured {
  border-color: var(--clr-indigo);
  box-shadow: var(--shadow-indigo);
  background: linear-gradient(180deg, rgba(79,70,229,0.03) 0%, var(--clr-surface) 60%);
}
.pricing-badge {
  display: inline-block;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.68rem; font-weight: 800;
  padding: 3px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 14px;
}
.pricing-tier { font-size: 0.78rem; font-weight: 700; color: var(--clr-text-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 10px; }
.pricing-price { margin-bottom: 10px; }
.price-num { font-size: 2.4rem; font-weight: 900; color: var(--clr-text); }
.price-period { font-size: 1rem; color: var(--clr-text-muted); margin-left: 2px; }
.pricing-desc { font-size: 0.85rem; color: var(--clr-text-muted); margin-bottom: 26px; line-height: 1.65; }
.pricing-features { margin-bottom: 30px; display: flex; flex-direction: column; gap: 11px; }
.pricing-features li { display: flex; align-items: center; gap: 10px; font-size: 0.875rem; color: var(--clr-text-muted); }
.check { color: var(--clr-green); font-size: 0.9rem; }
.cross { color: var(--clr-text-faint); font-size: 0.9rem; }

/* ── CTA Banner ── */
.cta-banner {
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}
.cta-content { text-align: center; position: relative; z-index: 1; }
.cta-content h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 800; color: #fff; margin-bottom: 12px; }
.cta-content p { color: rgba(255,255,255,0.75); margin-bottom: 32px; }
.cta-content .btn-primary {
  background: #fff;
  color: var(--clr-indigo);
  box-shadow: 0 4px 24px rgba(0,0,0,0.2);
}
.cta-content .btn-primary:hover { box-shadow: 0 8px 40px rgba(0,0,0,0.3); }

/* ── Footer ── */
.footer { background: #f8faff; padding: 72px 0 32px; border-top: 1.5px solid var(--clr-border); }
.footer-top { display: flex; justify-content: space-between; gap: 48px; margin-bottom: 56px; flex-wrap: wrap; }
.footer-brand { max-width: 280px; }
.footer-tagline { font-size: 0.85rem; color: var(--clr-text-faint); margin-top: 12px; line-height: 1.65; }
.footer-links { display: flex; gap: 64px; flex-wrap: wrap; }
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-col h4 { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--clr-text-muted); margin-bottom: 4px; }
.footer-col a { font-size: 0.875rem; color: var(--clr-text-faint); }
.footer-col a:hover { color: var(--clr-indigo); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; padding-top: 24px; border-top: 1px solid var(--clr-border); flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 0.8rem; color: var(--clr-text-faint); }
.footer-legal { display: flex; gap: 24px; }
.footer-legal a { font-size: 0.8rem; color: var(--clr-text-faint); }
.footer-legal a:hover { color: var(--clr-indigo); }

/* ── AUTH PAGES ── */
.auth-page { min-height: 100vh; display: flex; align-items: stretch; }

.auth-left {
  flex: 1;
  display: none;
  background: linear-gradient(160deg, #4f46e5 0%, #7c3aed 60%, #0ea5e9 100%);
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}
.auth-left-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 20% 30%, rgba(255,255,255,0.12) 0%, transparent 70%),
              radial-gradient(ellipse 50% 50% at 80% 80%, rgba(255,255,255,0.06) 0%, transparent 70%);
}
.auth-left-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 48px 48px;
}
.auth-left-content {
  position: relative; z-index: 1;
  height: 100%;
  display: flex; flex-direction: column; justify-content: center;
  padding: 64px;
}
.auth-left-content .nav-logo { margin-bottom: 56px; }
.auth-left-content .logo-text { color: #fff; }
.auth-left-content .logo-accent { background: rgba(255,255,255,0.9); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.auth-left-tagline { font-size: 2rem; font-weight: 800; line-height: 1.2; color: #fff; letter-spacing: -0.025em; margin-bottom: 18px; }
.auth-left-tagline .gradient-text { background: rgba(255,255,255,0.85); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.auth-left-desc { font-size: 0.95rem; color: rgba(255,255,255,0.75); line-height: 1.75; margin-bottom: 40px; }
.auth-features-list { display: flex; flex-direction: column; gap: 12px; }
.auth-feature-item {
  display: flex; align-items: center; gap: 14px;
  padding: 14px 18px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
}
.auth-feature-icon { color: rgba(255,255,255,0.9); flex-shrink: 0; }
.auth-feature-text h4 { font-size: 0.88rem; font-weight: 600; color: #fff; margin-bottom: 2px; }
.auth-feature-text p { font-size: 0.78rem; color: rgba(255,255,255,0.65); }

.auth-right {
  flex: 1;
  max-width: 520px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 64px 48px;
  background: var(--clr-bg);
  position: relative;
}
.auth-mobile-logo { display: flex; margin-bottom: 44px; }
.auth-form-container { width: 100%; max-width: 400px; }
.auth-title { font-size: 1.8rem; font-weight: 800; color: var(--clr-text); margin-bottom: 8px; }
.auth-subtitle { font-size: 0.9rem; color: var(--clr-text-muted); margin-bottom: 32px; }
.auth-subtitle a { color: var(--clr-indigo); font-weight: 600; }
.auth-subtitle a:hover { text-decoration: underline; }

.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--clr-text); margin-bottom: 7px; letter-spacing: 0.01em; }
.form-input {
  width: 100%;
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 11px 16px;
  font-size: 0.93rem;
  color: var(--clr-text);
  transition: var(--transition);
}
.form-input:focus { border-color: var(--clr-indigo); box-shadow: 0 0 0 3px rgba(79,70,229,0.1); }
.form-input::placeholder { color: var(--clr-text-faint); }
.form-input-wrap { position: relative; }
.form-input-wrap .form-input { padding-right: 46px; }
.form-eye {
  position: absolute; right: 13px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--clr-text-faint);
  cursor: pointer; padding: 4px; display: flex; align-items: center;
}
.form-eye:hover { color: var(--clr-text); }

.form-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.form-check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.form-check input[type=checkbox] { accent-color: var(--clr-indigo); width: 15px; height: 15px; cursor: pointer; }
.form-check span { font-size: 0.82rem; color: var(--clr-text-muted); }
.form-link { font-size: 0.82rem; color: var(--clr-indigo); font-weight: 600; }
.form-link:hover { text-decoration: underline; }

.auth-submit { width: 100%; margin-bottom: 22px; padding: 13px; font-size: 0.95rem; border-radius: var(--radius-md); }

.auth-divider { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.auth-divider-line { flex: 1; height: 1px; background: var(--clr-border); }
.auth-divider-text { font-size: 0.75rem; color: var(--clr-text-faint); }

.social-btns { display: flex; gap: 12px; }
.social-btn {
  flex: 1;
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: 0.85rem; font-weight: 600; color: var(--clr-text);
  background: var(--clr-surface);
  cursor: pointer; transition: var(--transition);
}
.social-btn:hover { border-color: var(--clr-indigo-light); background: var(--clr-bg-2); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

.form-error {
  background: rgba(220,38,38,0.06);
  border: 1.5px solid rgba(220,38,38,0.2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.82rem; color: #b91c1c;
  margin-bottom: 16px; display: none;
}
.form-error.show { display: block; }
.form-success {
  background: rgba(5,150,105,0.06);
  border: 1.5px solid rgba(5,150,105,0.2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.82rem; color: #047857;
  margin-bottom: 16px; display: none;
}
.form-success.show { display: block; }

.pw-strength { margin-top: 8px; }
.pw-strength-bar { height: 3px; border-radius: 2px; background: var(--clr-bg-3); overflow: hidden; margin-bottom: 5px; }
.pw-strength-fill { height: 100%; border-radius: 2px; transition: width 0.4s, background 0.4s; width: 0; }
.pw-strength-text { font-size: 0.72rem; color: var(--clr-text-faint); }

.terms-text { font-size: 0.74rem; color: var(--clr-text-faint); text-align: center; margin-top: 20px; line-height: 1.6; }
.terms-text a { color: var(--clr-indigo); }

/* ── DASHBOARD ── */
.dashboard-page { min-height: 100vh; display: flex; flex-direction: column; background: var(--clr-bg-2); }

.dashboard-header {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1.5px solid var(--clr-border);
  padding: 0 32px;
  height: 64px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 50;
  box-shadow: var(--shadow-xs);
}
.dash-header-left { display: flex; align-items: center; gap: 24px; }
.dash-header-right { display: flex; align-items: center; gap: 14px; }
.dash-user-info { display: flex; align-items: center; gap: 10px; }
.dash-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.82rem; font-weight: 700; color: #fff;
}
.dash-username { font-size: 0.875rem; font-weight: 600; color: var(--clr-text); }

.dashboard-body { display: flex; flex: 1; }
.dashboard-sidebar {
  width: 240px;
  background: var(--clr-surface);
  border-right: 1.5px solid var(--clr-border);
  padding: 20px 12px;
  display: flex; flex-direction: column; gap: 2px;
  position: sticky; top: 64px;
  height: calc(100vh - 64px);
  overflow-y: auto;
}
.sidebar-label { font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--clr-text-faint); padding: 8px 12px; margin-top: 10px; }
.sidebar-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem; font-weight: 500;
  color: var(--clr-text-muted);
  transition: var(--transition-fast);
  cursor: pointer; text-decoration: none;
}
.sidebar-link:hover { background: var(--clr-bg-2); color: var(--clr-text); }
.sidebar-link.active { background: rgba(79,70,229,0.08); color: var(--clr-indigo); font-weight: 600; }
.sidebar-link svg { opacity: 0.6; }
.sidebar-link.active svg { opacity: 1; }

.dashboard-main { flex: 1; padding: 32px; overflow-y: auto; }

.dash-welcome { margin-bottom: 28px; }
.dash-welcome h1 { font-size: 1.5rem; font-weight: 800; color: var(--clr-text); margin-bottom: 4px; }
.dash-welcome p { font-size: 0.88rem; color: var(--clr-text-muted); }

.dash-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
.dash-stat-card {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
}
.dash-stat-card:hover { border-color: var(--clr-border-hover); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.dash-stat-label { font-size: 0.72rem; color: var(--clr-text-faint); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 8px; }
.dash-stat-num { font-size: 1.8rem; font-weight: 800; color: var(--clr-text); font-family: 'JetBrains Mono', monospace; }
.dash-stat-change { font-size: 0.72rem; color: var(--clr-green); margin-top: 4px; }

.dash-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; }
.dash-card {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.dash-card-title {
  font-size: 0.93rem; font-weight: 700; color: var(--clr-text);
  margin-bottom: 18px;
  display: flex; align-items: center; justify-content: space-between;
}
.dash-card-title span { font-size: 0.72rem; color: var(--clr-text-faint); font-weight: 400; }

.dash-upload {
  border: 2px dashed var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 52px 28px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: 10px; cursor: pointer; transition: var(--transition);
}
.dash-upload:hover, .dash-upload.drag-over {
  border-color: var(--clr-indigo);
  background: rgba(79,70,229,0.03);
}
.dash-upload-icon { color: var(--clr-text-faint); transition: var(--transition); }
.dash-upload:hover .dash-upload-icon { color: var(--clr-indigo); transform: translateY(-4px); }
.dash-upload-text { font-size: 0.93rem; font-weight: 600; color: var(--clr-text); }
.dash-upload-hint { font-size: 0.78rem; color: var(--clr-text-faint); }

/* Recent Results */
.result-list { display: flex; flex-direction: column; gap: 10px; }
.result-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px;
  background: var(--clr-bg-2);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}
.result-item:hover { border-color: var(--clr-border-hover); background: var(--clr-bg-3); }
.result-status-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.result-status-dot.authentic { background: var(--clr-green); }
.result-status-dot.forged { background: var(--clr-red); }
.result-item-name { flex: 1; font-size: 0.83rem; color: var(--clr-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.result-item-verdict { font-size: 0.72rem; font-weight: 700; padding: 3px 10px; border-radius: 100px; }
.result-item-verdict.authentic { background: rgba(5,150,105,0.08); color: var(--clr-green); }
.result-item-verdict.forged { background: rgba(220,38,38,0.08); color: var(--clr-red); }
.result-item-time { font-size: 0.7rem; color: var(--clr-text-faint); white-space: nowrap; }

/* ── Spinner ── */
.spinner {
  width: 18px; height: 18px;
  border: 2px solid rgba(79,70,229,0.2);
  border-top-color: var(--clr-indigo);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toast ── */
.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--clr-surface);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 13px 16px;
  display: flex; align-items: center; gap: 10px;
  font-size: 0.875rem; color: var(--clr-text);
  box-shadow: var(--shadow-md);
  animation: toastIn 0.3s ease;
  min-width: 260px; max-width: 360px;
}
.toast.success { border-left: 3px solid var(--clr-green); }
.toast.error   { border-left: 3px solid var(--clr-red); }
@keyframes toastIn  { from{transform:translateX(100%);opacity:0} to{transform:translateX(0);opacity:1} }
@keyframes toastOut { from{transform:translateX(0);opacity:1}   to{transform:translateX(110%);opacity:0} }

/* ── Responsive ── */
@media (min-width: 900px) {
  .auth-left { display: flex; flex-direction: column; }
  .auth-mobile-logo { display: none; }
}
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
  .dash-stats { grid-template-columns: repeat(2, 1fr); }
  .dash-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 64px; left: 0; right: 0;
    background: rgba(255,255,255,0.98);
    padding: 24px; gap: 16px;
    border-bottom: 1px solid var(--clr-border);
    z-index: 99; box-shadow: var(--shadow-md);
  }
  .nav-actions.open {
    display: flex; flex-direction: column;
    padding: 0 24px 24px;
    background: rgba(255,255,255,0.98);
    position: fixed; left: 0; right: 0;
    border-bottom: 1px solid var(--clr-border);
    z-index: 99;
  }
  .features-grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; align-items: center; }
  .step-connector { display: none; }
  .hero-stats { gap: 20px; }
  .stat-divider { display: none; }
  .result-metrics { grid-template-columns: 1fr; }
  .social-btns { flex-direction: column; }
  .dashboard-sidebar { display: none; }
  .dash-stats { grid-template-columns: 1fr 1fr; }
  .auth-right { padding: 40px 24px; max-width: 100%; }
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .dash-stats { grid-template-columns: 1fr; }
}