/* ==========================================================================
   AFTERMAN VENTURE STUDIO - ENHANCED ULTRA-RICH STYLESHEET
   ========================================================================== */

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

:root {
  /* Color Palette */
  --bg-dark: #070a12;
  --bg-card: rgba(15, 21, 37, 0.75);
  --bg-card-hover: rgba(25, 34, 58, 0.9);
  --bg-glass: rgba(11, 16, 30, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-color-glow: rgba(99, 102, 241, 0.5);
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --secondary: #06b6d4;
  --accent: #10b981;
  --purple-glow: #a855f7;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #3b82f6 50%, #06b6d4 100%);
  --gradient-accent: linear-gradient(135deg, #a855f7 0%, #6366f1 50%, #10b981 100%);
  --gradient-dark: linear-gradient(180deg, rgba(15, 23, 42, 0.6) 0%, rgba(7, 10, 18, 0.9) 100%);

  /* Layout */
  --max-width: 1280px;
  --header-height: 84px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-glow: 0 10px 40px -10px rgba(99, 102, 241, 0.4);
  --shadow-card: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(168, 85, 247, 0.12) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(6, 182, 212, 0.1) 0px, transparent 50%);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-main);
}

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

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

/* Containers */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 110px 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 70px 0;
  }
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  border-bottom-color: rgba(99, 102, 241, 0.2);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  height: 48px;
}

.brand-logo img {
  height: 42px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 8px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-main);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -5px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* Mobile Toggle & Drawer */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.6rem;
  cursor: pointer;
  padding: 8px;
}

.mobile-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background: var(--bg-dark);
  border-top: 1px solid var(--border-color);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 999;
}

.mobile-drawer.open {
  transform: translateX(0);
}

/* Hero Section */
.hero {
  padding-top: calc(var(--header-height) + 90px);
  padding-bottom: 90px;
  text-align: center;
  position: relative;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid var(--border-color-glow);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  color: #818cf8;
  margin-bottom: 28px;
  letter-spacing: 1px;
}

.hero-title {
  font-size: 4.25rem;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 44px auto;
  font-weight: 400;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 70px;
  flex-wrap: wrap;
}

/* Stats Counter Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 36px 24px;
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  text-align: center;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.stat-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-color-glow);
  box-shadow: var(--shadow-card);
}

.stat-number {
  font-size: 3.25rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  color: var(--text-main);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Grids & Cards */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-glow);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: rgba(99, 102, 241, 0.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--primary);
  margin-bottom: 24px;
  border: 1px solid var(--border-color-glow);
}

.feature-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px auto;
}

.section-tag {
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 14px;
  display: block;
}

.section-title {
  font-size: 2.75rem;
  margin-bottom: 18px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.15rem;
  line-height: 1.6;
}

/* Tech Stack Logo Cloud */
.logo-cloud {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 36px;
}

.logo-badge {
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.logo-badge:hover {
  background: rgba(99, 102, 241, 0.15);
  border-color: var(--border-color-glow);
  color: #ffffff;
}

/* FAQ Accordion */
.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 32px;
}

.faq-question {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-main);
}

.faq-answer {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Testimonial Cards */
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-quote {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.author-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
}

.author-name {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-main);
}

.author-title {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Portfolio Cards */
.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.portfolio-card:hover {
  border-color: var(--border-color-glow);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
}

.portfolio-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-color);
}

.portfolio-body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.tag {
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.portfolio-title {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.portfolio-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

.portfolio-metrics {
  display: flex;
  gap: 24px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-val {
  font-weight: 700;
  color: var(--secondary);
  font-size: 1.15rem;
}

.metric-lbl {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Filter Nav */
.filter-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 26px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

/* Blog Article Cards */
.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  border-color: var(--border-color-glow);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.blog-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.blog-body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 14px;
}

.blog-title {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.blog-excerpt {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

/* Detail Pages */
.detail-hero {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border-color);
}

.detail-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 56px;
  margin-top: 48px;
}

.detail-content h2 {
  font-size: 2.1rem;
  margin: 40px 0 20px 0;
}

.detail-content p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 22px;
  line-height: 1.75;
}

.detail-sidebar {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 36px;
  height: fit-content;
  position: sticky;
  top: calc(var(--header-height) + 32px);
}

.meta-box {
  margin-bottom: 28px;
}

.meta-box-title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.meta-box-value {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Call to Action Banner */
.cta-banner {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.18) 0%, rgba(6, 182, 212, 0.18) 100%);
  border: 1px solid var(--border-color-glow);
  border-radius: var(--radius-lg);
  padding: 70px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-title {
  font-size: 2.75rem;
  margin-bottom: 18px;
}

.cta-subtitle {
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 36px auto;
  font-size: 1.15rem;
}

/* Forms */
.form-group {
  margin-bottom: 24px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-main);
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 16px 20px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

/* Footer */
.site-footer {
  background: rgba(8, 12, 22, 0.98);
  border-top: 1px solid var(--border-color);
  padding: 90px 0 36px 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 56px;
  margin-bottom: 70px;
}

.footer-brand p {
  color: var(--text-muted);
  margin-top: 18px;
  max-width: 340px;
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-heading {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 22px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-link {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.footer-link:hover {
  color: var(--text-main);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 36px;
  border-top: 1px solid var(--border-color);
  color: var(--text-dim);
  font-size: 0.88rem;
}

/* Breakpoints */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3.25rem;
  }
  .grid-4, .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .faq-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.35rem;
  }
  .grid-4, .grid-3, .grid-2 {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 18px;
    text-align: center;
  }
}