/* ========================================
   Revenue Pen — Premium Styles
   ======================================== */

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

:root {
  --color-bg-dark: #06060f;
  --color-bg-dark-2: #0a0a18;
  --color-bg-light: #f7f7fb;
  --color-white: #ffffff;
  --color-text: #1a1a2e;
  --color-text-muted: #64648a;
  --color-text-light: #9494b8;
  --color-primary: #6d28d9;
  --color-primary-light: #818cf8;
  --color-accent-blue: #3b82f6;
  --color-red: #dc2626;
  --color-border: rgba(0, 0, 0, 0.06);
  --color-border-hover: rgba(99, 102, 241, 0.2);
  --color-card: #ffffff;
  --gradient-primary: linear-gradient(135deg, #7c3aed, #6366f1, #3b82f6);
  --gradient-primary-soft: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(59, 130, 246, 0.08));
  --gradient-red: linear-gradient(135deg, #dc2626, #ea580c);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 8px 32px rgba(99, 102, 241, 0.15);
  --shadow-glow-strong: 0 12px 48px rgba(99, 102, 241, 0.25);
  --max-width: 1100px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: var(--radius-full);
  font-family: var(--font);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::after {
  opacity: 1;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35), 0 0 0 1px rgba(99, 102, 241, 0.1);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-strong), 0 0 0 1px rgba(99, 102, 241, 0.2);
}

.btn-primary:active {
  transform: translateY(-1px);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

/* --- Gradient Texts --- */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-text-red {
  background: var(--gradient-red);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-red {
  color: var(--color-red);
}

/* --- Section Titles --- */
.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  text-align: center;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.section-title-light {
  color: var(--color-white);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 56px;
  line-height: 1.7;
}

.section-subtitle-light {
  color: var(--color-text-light);
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(6, 6, 15, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: rgba(6, 6, 15, 0.92);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  transition: opacity var(--transition);
}

.nav-logo:hover {
  opacity: 0.8;
}

.logo-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: var(--gradient-primary);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.75rem;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

.logo-text {
  color: var(--color-white);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  gap: 36px;
}

.nav-links a {
  color: var(--color-text-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-white);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  background: var(--gradient-primary);
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--radius-full);
  transition: all var(--transition);
  box-shadow: 0 2px 12px rgba(99, 102, 241, 0.3);
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  background: var(--color-bg-dark);
  padding: 170px 0 130px;
  text-align: center;
  overflow: hidden;
}

/* Ambient background glow */
.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  bottom: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(99, 102, 241, 0.12) 0%, rgba(59, 130, 246, 0.06) 40%, transparent 70%);
  pointer-events: none;
  animation: pulseGlow 6s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
  0% { opacity: 0.6; transform: translateX(-50%) scale(1); }
  100% { opacity: 1; transform: translateX(-50%) scale(1.1); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  color: var(--color-text-light);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 36px;
  backdrop-filter: blur(8px);
}

.hero-badge svg {
  opacity: 0.6;
}

/* Hero entrance animations */
.hero-badge,
.hero-title,
.hero-subtitle,
.hero-buttons {
  opacity: 0;
  transform: translateY(30px);
  animation: heroFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-badge { animation-delay: 0.1s; }
.hero-title { animation-delay: 0.25s; }
.hero-subtitle { animation-delay: 0.4s; }
.hero-buttons { animation-delay: 0.55s; }

@keyframes heroFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.12;
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  color: var(--color-text-light);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto 44px;
  line-height: 1.75;
}

.hero-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ========================================
   PAIN POINTS
   ======================================== */
.pain-points {
  background: var(--color-bg-light);
  padding: 110px 0 90px;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 44px;
}

.pain-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}

.pain-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, transparent, rgba(99, 102, 241, 0.2), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
}

.pain-card:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
  border-color: transparent;
}

.pain-card:hover::before {
  opacity: 1;
}

.pain-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  background: var(--gradient-primary);
  border-radius: 12px;
  margin-bottom: 18px;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.pain-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.pain-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.solution-callout {
  border: 1px solid rgba(99, 102, 241, 0.15);
  border-radius: var(--radius-lg);
  padding: 32px 40px;
  text-align: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.03), rgba(59, 130, 246, 0.03));
  position: relative;
  overflow: hidden;
}

.solution-callout::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(99, 102, 241, 0.15), rgba(59, 130, 246, 0.3));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.solution-callout p {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
}

/* ========================================
   COST OF INACTION
   ======================================== */
.inaction {
  background: var(--color-white);
  padding: 110px 0;
}

.inaction-list {
  max-width: 700px;
  margin: 0 auto 48px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.inaction-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius);
  font-size: 1rem;
  border-left: 4px solid;
  transition: transform var(--transition), box-shadow var(--transition);
}

.inaction-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow);
}

.inaction-item p {
  color: var(--color-text);
  font-weight: 500;
}

.inaction-warning {
  background: #fef3c7;
  border-left-color: #f59e0b;
}

.inaction-decline {
  background: #fce7f3;
  border-left-color: #ec4899;
}

.inaction-stop {
  background: #fee2e2;
  border-left-color: #ef4444;
}

.inaction-bolt {
  background: #fef9c3;
  border-left-color: #eab308;
}

.inaction-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  width: 28px;
  text-align: center;
}

.btn-leverage {
  display: flex;
  margin: 0 auto;
  font-size: 1.05rem;
  padding: 16px 36px;
}

/* ========================================
   WHY REVENUE PEN EXISTS
   ======================================== */
.why-exists {
  background: var(--color-bg-dark);
  padding: 110px 0;
  position: relative;
  overflow: hidden;
}

.why-exists::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.video-wrapper {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: 0 auto 44px;
  padding-bottom: 56.25%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-description {
  text-align: center;
  color: var(--color-text-light);
  font-size: 1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ========================================
   FEATURES
   ======================================== */
.features {
  background: var(--color-bg-light);
  padding: 110px 0;
}

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

.feature-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, transparent, rgba(99, 102, 241, 0.2), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
  border-color: transparent;
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card:hover .feature-icon {
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.3);
  transform: scale(1.05);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, #ede9fe, #e0e7ff);
  color: #4f46e5;
  border-radius: 14px;
  margin-bottom: 18px;
  transition: all var(--transition);
}

.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  line-height: 1.65;
}

/* ========================================
   ABOUT
   ======================================== */
.about {
  background: var(--color-white);
  padding: 110px 0;
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 24px;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.about-text p {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-text p:last-child {
  margin-bottom: 0;
}

.about-video-wrapper {
  position: relative;
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
  transition: all var(--transition);
}

.about-video-wrapper:hover {
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.2), 0 0 0 1px rgba(99, 102, 241, 0.15);
  transform: translateY(-4px);
}

.about-video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* ========================================
   FAQ
   ======================================== */
.faq {
  background: var(--color-bg-light);
  padding: 110px 0;
}

.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

.faq-item:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow);
}

.faq-item.active {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-glow);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 22px 24px;
  background: none;
  border: none;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  transition: color var(--transition);
}

.faq-item.active .faq-question {
  color: #4f46e5;
}

.faq-chevron {
  transition: transform var(--transition);
  flex-shrink: 0;
  color: var(--color-text-muted);
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: #4f46e5;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 24px 22px;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* ========================================
   FINAL CTA
   ======================================== */
.final-cta {
  background: var(--color-bg-dark);
  padding: 110px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.cta-label {
  color: var(--color-text-light);
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 16px;
}

.cta-title {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  color: var(--color-text-light);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto 44px;
  line-height: 1.7;
}

.btn-cta {
  padding: 18px 40px;
  font-size: 1.05rem;
}

.cta-note {
  color: var(--color-text-light);
  font-size: 0.85rem;
  margin-top: 16px;
  opacity: 0.7;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--color-bg-dark-2);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding: 44px 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-links {
  display: flex;
  gap: 28px;
}

.footer-links a {
  color: var(--color-text-light);
  font-size: 0.875rem;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-white);
}

.footer-copy {
  color: var(--color-text-light);
  font-size: 0.8rem;
  opacity: 0.5;
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.12s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.19s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.26s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.33s; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Slide from left */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right */
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up */
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* ========================================
   GRADIENT SHIMMER
   ======================================== */
@keyframes shimmer {
  0% { background-position: 200% center; }
  100% { background-position: -200% center; }
}

.gradient-text-shimmer {
  background: linear-gradient(90deg, #7c3aed, #6366f1, #3b82f6, #818cf8, #7c3aed);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 6s linear infinite;
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(6, 6, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero {
    padding: 130px 0 90px;
  }

  .hero-title {
    font-size: clamp(2rem, 7vw, 2.75rem);
  }

  .pain-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-video-wrapper {
    max-width: 300px;
  }

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

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

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero {
    padding: 110px 0 70px;
  }

  .pain-points,
  .inaction,
  .features,
  .about,
  .faq,
  .why-exists,
  .final-cta {
    padding: 80px 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .pain-card,
  .feature-card {
    padding: 24px;
  }
}