/* ==========================================================================
   Asterion Digital - Website Styles
   Dark theme, modern, minimal
   ========================================================================== */

/* CSS Variables */
:root {
  /* Colors */
  --bg-primary: #0a0a0b;
  --bg-secondary: #111113;
  --bg-card: #141416;
  --bg-card-hover: #1a1a1d;

  --accent-primary: #3b82f6;
  --accent-primary-hover: #2563eb;
  --accent-secondary: #14b8a6;
  --accent-success: #22c55e;

  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-tertiary: #71717a;

  --border-color: #27272a;
  --border-color-light: #3f3f46;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --section-padding: 100px;
  --container-max: 1200px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
  list-style: none;
}

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

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); }
h2 { font-size: clamp(2rem, 4vw, 2.5rem); }
h3 { font-size: 1.25rem; }

.section-title {
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.section-label {
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 32px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: white;
  border-color: var(--accent-primary);
}

.btn-primary:hover {
  background-color: var(--accent-primary-hover);
  border-color: var(--accent-primary-hover);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-color-light);
}

.btn-secondary:hover {
  background-color: var(--bg-card);
  border-color: var(--text-tertiary);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-outline:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* ==========================================================================
   Header
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  background-color: rgba(10, 10, 11, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  font-size: 1.125rem;
}

.logo svg {
  color: var(--text-primary);
}

.nav {
  display: flex;
  gap: 32px;
}

.nav a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.header-cta {
  padding: 10px 20px;
}

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

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  padding: 180px 0 120px;
  overflow: hidden;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero h1 {
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.trust-bar {
  display: flex;
  gap: 48px;
  justify-content: center;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.trust-number {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.trust-label {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

.hero-gradient {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center top, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

/* ==========================================================================
   Problems Section
   ========================================================================== */

.problems {
  padding: 80px 0;
  background-color: var(--bg-secondary);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.problem-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.problem-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.problem-card p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* ==========================================================================
   Services Section
   ========================================================================== */

.services {
  padding: var(--section-padding) 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-card {
  position: relative;
  padding: 32px;
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-normal);
}

.service-card:hover {
  border-color: var(--border-color-light);
}

.service-card.featured {
  border-color: var(--accent-primary);
}

.service-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 16px;
  background-color: var(--accent-primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.service-card h3 {
  margin-bottom: 4px;
}

.service-type {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  margin-bottom: 16px;
}

.service-description {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 24px;
}

.service-features {
  margin-bottom: 32px;
  flex-grow: 1;
}

.service-features li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-success);
}

.service-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
}

.service-meta {
  display: flex;
  flex-direction: column;
}

.service-timeline {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.service-price {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* ==========================================================================
   Why Me Section
   ========================================================================== */

.why-me {
  padding: var(--section-padding) 0;
  background-color: var(--bg-secondary);
}

.differentiators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.diff-card {
  padding: 32px;
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  text-align: center;
}

.diff-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.diff-card h3 {
  margin-bottom: 12px;
}

.diff-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

/* ==========================================================================
   Results Section
   ========================================================================== */

.results {
  padding: var(--section-padding) 0;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 24px;
}

.result-card {
  padding: 32px;
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.result-industry {
  display: inline-block;
  padding: 6px 12px;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-bottom: 24px;
}

.result-metrics {
  display: flex;
  gap: 32px;
  margin-bottom: 24px;
}

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

.metric-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-success);
  line-height: 1;
  margin-bottom: 4px;
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.result-context {
  color: var(--text-tertiary);
  font-size: 0.9375rem;
}

/* ==========================================================================
   Testimonials Section
   ========================================================================== */

.testimonials {
  padding: var(--section-padding) 0;
  background-color: var(--bg-secondary);
}

.testimonial-card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.testimonial-card blockquote {
  font-size: 1.375rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 32px;
}

.testimonial-card blockquote::before {
  content: '"';
  color: var(--accent-primary);
}

.testimonial-card blockquote::after {
  content: '"';
  color: var(--accent-primary);
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-weight: 600;
  color: var(--text-primary);
}

.author-company {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about {
  padding: var(--section-padding) 0;
}

.about-content {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 64px;
  align-items: start;
}

.about-image {
  position: sticky;
  top: 120px;
}

.image-placeholder {
  width: 100%;
  aspect-ratio: 1;
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

.headshot {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.about-text h2 {
  margin-bottom: 8px;
}

.about-name {
  color: var(--text-tertiary);
  font-size: 1.125rem;
  margin-bottom: 24px;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.about-links {
  margin-top: 24px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.social-link:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact {
  padding: var(--section-padding) 0;
  background-color: var(--bg-secondary);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.contact-info h2 {
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.contact-details p {
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.contact-details strong {
  color: var(--text-primary);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 14px 16px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23a1a1aa' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 48px;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 48px;
}

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

.footer-brand p {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  margin-bottom: 4px;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

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

.footer-social {
  display: flex;
  gap: 24px;
}

.footer-social a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-social a:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer-bottom p {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about-image {
    position: static;
    max-width: 300px;
    margin: 0 auto;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
  }

  .nav {
    display: none;
  }

  .header-cta {
    display: none;
  }

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

  .hero {
    padding: 140px 0 80px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.0625rem;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .trust-bar {
    gap: 24px;
  }

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

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

  .result-metrics {
    flex-direction: column;
    gap: 16px;
  }

  .footer-content {
    flex-direction: column;
    gap: 32px;
  }

  .footer-links {
    flex-direction: column;
    gap: 16px;
  }
}

@media (max-width: 480px) {
  .trust-bar {
    flex-direction: column;
    gap: 16px;
  }

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

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

/* ==========================================================================
   Mobile Menu
   ========================================================================== */

.nav.active {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-secondary);
  padding: 24px;
  border-bottom: 1px solid var(--border-color);
  gap: 16px;
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(6px, 6px);
}

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

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(6px, -6px);
}

/* ==========================================================================
   Header Scroll Effect
   ========================================================================== */

.header.scrolled {
  background-color: rgba(10, 10, 11, 0.95);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--border-color);
}

/* ==========================================================================
   Notifications
   ========================================================================== */

.notification {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 16px 24px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 1000;
}

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

.notification-success {
  border-color: var(--accent-success);
}

.notification-success span {
  color: var(--accent-success);
}

.notification-error {
  border-color: #ef4444;
}

.notification-error span {
  color: #ef4444;
}

.notification-close {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  font-size: 1.25rem;
  padding: 0;
  line-height: 1;
}

.notification-close:hover {
  color: var(--text-primary);
}

/* ==========================================================================
   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);
}

/* Stagger animation delays for cards */
.services-grid .fade-in:nth-child(1) { transition-delay: 0s; }
.services-grid .fade-in:nth-child(2) { transition-delay: 0.1s; }
.services-grid .fade-in:nth-child(3) { transition-delay: 0.2s; }

.differentiators-grid .fade-in:nth-child(1) { transition-delay: 0s; }
.differentiators-grid .fade-in:nth-child(2) { transition-delay: 0.1s; }
.differentiators-grid .fade-in:nth-child(3) { transition-delay: 0.2s; }
.differentiators-grid .fade-in:nth-child(4) { transition-delay: 0.3s; }

.problems-grid .fade-in:nth-child(1) { transition-delay: 0s; }
.problems-grid .fade-in:nth-child(2) { transition-delay: 0.1s; }
.problems-grid .fade-in:nth-child(3) { transition-delay: 0.2s; }