/* ========================================
   >flowforge — Design System
   Dark / Technical / Ghostly Blue
   ======================================== */

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

/* --- Tokens --- */
:root {
  --bg-primary: #07080c;
  --bg-secondary: #0c0e14;
  --bg-card: rgba(14, 17, 26, 0.7);
  --bg-glass: rgba(20, 26, 40, 0.45);

  --blue-100: #e0f0ff;
  --blue-200: #b3d9ff;
  --blue-300: #66b8ff;
  --blue-400: #4da8ff;
  --blue-500: #3d9eff;
  --blue-600: #2979cc;
  --blue-glow: rgba(77, 168, 255, 0.15);
  --blue-glow-strong: rgba(77, 168, 255, 0.35);

  --text-primary: #e8ecf4;
  --text-secondary: rgba(200, 210, 230, 0.65);
  --text-dim: rgba(160, 175, 200, 0.4);

  --border-subtle: rgba(77, 168, 255, 0.08);
  --border-glow: rgba(77, 168, 255, 0.2);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

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

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--blue-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--blue-300);
}

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

/* --- Background Effects --- */
.bg-grid {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(77, 168, 255, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 168, 255, 0.15) 1px, transparent 1px);
  background-size: 80px 80px;
  animation: grid-pulse 8s ease-in-out infinite;
}

@keyframes grid-pulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

.bg-radial {
  position: fixed;
  top: -30%; left: 50%;
  transform: translateX(-50%);
  width: 120vw; height: 120vh;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse at center, rgba(77, 168, 255, 0.15) 0%, transparent 60%);
}

#ascii-rain {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
}

/* --- Layout --- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 3rem);
  position: relative;
  z-index: 1;
}

section {
  padding: clamp(5rem, 10vh, 8rem) 0;
  position: relative;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: rgba(7, 8, 12, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-logo span {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 500;
  color: var(--blue-400);
  letter-spacing: 0.5px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--blue-400);
  transition: width var(--transition-smooth);
}

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

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

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  transition: all var(--transition-smooth);
  letter-spacing: 0.3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: #fff;
  box-shadow:
    0 0 20px rgba(77, 168, 255, 0.15),
    0 4px 15px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0 35px rgba(77, 168, 255, 0.25),
    0 8px 25px rgba(0, 0, 0, 0.4);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--blue-400);
  border: 1px solid var(--border-glow);
}

.btn-ghost:hover {
  background: var(--blue-glow);
  border-color: var(--blue-400);
  color: var(--blue-300);
  transform: translateY(-2px);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
}

.hero-content {
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--blue-400);
  background: var(--blue-glow);
  border: 1px solid var(--border-glow);
  border-radius: 100px;
  padding: 0.4rem 1rem;
  margin-bottom: 2rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero-badge .pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-400);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; box-shadow: 0 0 0 0 rgba(77, 168, 255, 0.4); }
  50% { opacity: 1; box-shadow: 0 0 0 8px rgba(77, 168, 255, 0); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--blue-300), var(--blue-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-logo {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 400px;
  opacity: 0.15;
  filter: blur(1px);
  pointer-events: none;
}

/* --- Section Headers --- */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--blue-400);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-label::before {
  content: '>';
  color: var(--blue-500);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 550px;
  margin-bottom: 3rem;
}

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 4rem;
  align-items: start;
}

.about-photo {
  width: 280px;
  height: 340px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-glow);
}

.about-photo .placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-secondary), rgba(77, 168, 255, 0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.about-photo .placeholder svg {
  opacity: 0.3;
}

.about-text h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  font-weight: 500;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.stat {
  text-align: left;
}

.stat .value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--blue-400);
  font-family: var(--font-mono);
}

.stat .label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 0.25rem;
}

/* --- OS Banner --- */
.os-banner-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 2.5rem;
  position: relative;
  overflow: hidden;
}

.os-banner-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue-500), transparent);
}

.os-banner-text h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0.5rem 0;
}

.os-banner-text p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  max-width: 520px;
}

.os-banner-action {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-shrink: 0;
}

.os-banner-action .package-price {
  margin-bottom: 0;
}

/* --- Whale CTA --- */
.whale-cta {
  text-align: center;
  margin-top: 2.5rem;
  padding: 1.5rem;
  color: var(--text-dim);
  font-size: 0.95rem;
}

.whale-cta p {
  margin-bottom: 0.5rem;
}

.whale-cta a {
  color: var(--blue-400);
  text-decoration: none;
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  transition: color var(--transition-smooth);
}

.whale-cta a:hover {
  color: var(--blue-300);
}

/* --- Packages --- */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.package-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.package-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--blue-500), transparent);
  opacity: 0;
  transition: opacity var(--transition-smooth);
}

.package-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px var(--blue-glow);
}

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

.package-card.featured {
  border-color: var(--border-glow);
  background: linear-gradient(135deg, rgba(14, 17, 26, 0.9), rgba(77, 168, 255, 0.05));
}

.package-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--blue-400);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.package-name {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.package-price {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--blue-300);
  margin-bottom: 1.5rem;
}

.package-price span {
  font-size: 0.9rem;
  color: var(--text-dim);
  font-weight: 400;
}

.package-features {
  list-style: none;
  margin-bottom: 2rem;
  flex: 1;
}

.package-features li {
  padding: 0.4rem 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.package-features li::before {
  content: '▸';
  color: var(--blue-500);
  font-size: 0.7rem;
}

/* --- Testimonial --- */
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.5rem);
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.testimonial-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, rgba(77, 168, 255, 0.15), transparent, rgba(77, 168, 255, 0.08));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.testimonial-video {
  width: 100%;
  aspect-ratio: 9 / 16;
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
  border: 1px solid var(--border-subtle);
  background: #000;
  object-fit: cover;
}

.testimonial-portrait {
  aspect-ratio: 9 / 16;
  max-width: 360px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
}

.play-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--blue-glow);
  border: 1px solid var(--border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
}

.play-icon svg {
  fill: var(--blue-400);
  margin-left: 3px;
}

.testimonial-quote {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.5rem;
  padding: 0 0.3em;
}

.testimonial-quote::before {
  content: '\0022';
  font-style: normal;
  font-size: 3rem;
  color: var(--blue-500);
  opacity: 0.3;
  line-height: 0;
  vertical-align: -0.4em;
  margin-right: 0.2rem;
}

.testimonial-quote::after {
  content: '\0022';
  font-style: normal;
  font-size: 3rem;
  color: var(--blue-500);
  opacity: 0.3;
  line-height: 0;
  vertical-align: -0.4em;
  margin-left: 0.2rem;
}


.testimonial-author {
  font-size: 0.9rem;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

/* --- CTA / Booking --- */
.cta-section {
  text-align: center;
}

.cta-section .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.cta-box {
  background: linear-gradient(135deg, rgba(14, 17, 26, 0.9), rgba(77, 168, 255, 0.05));
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: clamp(3rem, 6vw, 5rem);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at center, rgba(77, 168, 255, 0.04) 0%, transparent 50%);
  animation: cta-glow 8s ease-in-out infinite;
}

@keyframes cta-glow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(5%, 5%); }
}

.cta-box h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 600;
  margin-bottom: 1rem;
  position: relative;
}

.cta-box p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.05rem;
  position: relative;
}

.cta-box .btn {
  position: relative;
}

/* --- Footer --- */
.footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border-subtle);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-left img {
  height: 28px;
  width: auto;
}

.footer-left span {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-right {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Divider --- */
.section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-glow), transparent);
  margin: 0;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about-photo {
    width: 100%;
    height: 280px;
  }

  .about-stats {
    gap: 1.5rem;
  }

  .hero-logo {
    display: none;
  }

  .nav-links {
    display: none;
  }

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

  .os-banner-card {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
  }

  .os-banner-action {
    flex-direction: column;
  }

  .footer .container {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}