/* ==========================================================================
   MIDNIGHT TERMINAL - Site Swarm Theme
   Dark mode, developer-focused aesthetic
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --mt-bg: #0a0a0f;
  --mt-bg-subtle: #0d0d14;
  --mt-surface: #12131a;
  --mt-surface-hover: #1a1b24;
  --mt-border: #2a2b36;
  --mt-border-subtle: #1e1f28;

  --mt-text: #e2e8f0;
  --mt-text-muted: #94a3b8;
  --mt-text-faint: #64748b;

  --mt-violet: #a78bfa;
  --mt-violet-dim: #7c5dcc;
  --mt-cyan: #22d3ee;
  --mt-cyan-dim: #0891b2;
  --mt-green: #4ade80;
  --mt-amber: #fbbf24;
  --mt-red: #f87171;

  /* Typography */
  --mt-font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;
  --mt-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --mt-section-gap: 8rem;
  --mt-container: 72rem;
  --mt-gutter: 1.5rem;

  /* Effects */
  --mt-glow-violet: 0 0 40px rgba(167, 139, 250, 0.15);
  --mt-glow-cyan: 0 0 40px rgba(34, 211, 238, 0.15);
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.mt-body {
  font-family: var(--mt-font-sans);
  background: var(--mt-bg);
  color: var(--mt-text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Grid background pattern */
body.mt-body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(42, 43, 54, 0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(42, 43, 54, 0.3) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
  z-index: -1;
}

a {
  color: var(--mt-violet);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--mt-cyan);
}

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

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.mt-container {
  max-width: var(--mt-container);
  margin: 0 auto;
  padding: 0 var(--mt-gutter);
}

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

.mt-main {
  overflow-x: hidden;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
.mt-heading-xl {
  font-family: var(--mt-font-mono);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.mt-heading-lg {
  font-family: var(--mt-font-mono);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
}

.mt-heading-md {
  font-family: var(--mt-font-mono);
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
}

.mt-heading-sm {
  font-family: var(--mt-font-mono);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mt-text-muted);
}

.mt-text-lg {
  font-size: 1.25rem;
  color: var(--mt-text-muted);
  line-height: 1.7;
}

.mt-text-mono {
  font-family: var(--mt-font-mono);
}

/* Code syntax colors */
.mt-syntax-keyword { color: var(--mt-violet); }
.mt-syntax-string { color: var(--mt-green); }
.mt-syntax-comment { color: var(--mt-text-faint); font-style: italic; }
.mt-syntax-number { color: var(--mt-amber); }
.mt-syntax-function { color: var(--mt-cyan); }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.mt-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--mt-font-mono);
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mt-btn--primary {
  background: var(--mt-violet);
  color: var(--mt-bg);
  border-color: var(--mt-violet);
}

.mt-btn--primary:hover {
  background: var(--mt-cyan);
  border-color: var(--mt-cyan);
  color: var(--mt-bg);
  box-shadow: var(--mt-glow-cyan);
}

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

.mt-btn--secondary:hover {
  border-color: var(--mt-violet);
  color: var(--mt-violet);
}

/* --------------------------------------------------------------------------
   Terminal Window
   -------------------------------------------------------------------------- */
.mt-terminal {
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--mt-glow-violet);
}

.mt-terminal__header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: var(--mt-bg-subtle);
  border-bottom: 1px solid var(--mt-border-subtle);
}

.mt-terminal__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.mt-terminal__dot--red { background: #ff5f57; }
.mt-terminal__dot--yellow { background: #febc2e; }
.mt-terminal__dot--green { background: #28c840; }

.mt-terminal__title {
  flex: 1;
  text-align: center;
  font-family: var(--mt-font-mono);
  font-size: 0.8125rem;
  color: var(--mt-text-faint);
}

.mt-terminal__body {
  padding: 1.5rem;
  font-family: var(--mt-font-mono);
  font-size: 0.9375rem;
  line-height: 1.8;
}

.mt-terminal__line {
  display: flex;
  gap: 0.75rem;
}

.mt-terminal__prompt {
  color: var(--mt-cyan);
  user-select: none;
}

.mt-terminal__command {
  color: var(--mt-text);
}

.mt-terminal__output {
  color: var(--mt-text-muted);
  padding-left: 1.25rem;
}

.mt-terminal__success {
  color: var(--mt-green);
}

.mt-cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.2em;
  background: var(--mt-violet);
  vertical-align: text-bottom;
  animation: blink 1s step-end infinite;
}

.mt-cursor--hidden {
  opacity: 0;
}

@keyframes blink {
  50% { opacity: 0; }
}

/* --------------------------------------------------------------------------
   Header
   -------------------------------------------------------------------------- */
.mt-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--mt-border-subtle);
}

.mt-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.mt-header__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mt-font-mono);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--mt-text);
}

.mt-header__logo-icon {
  font-size: 1.5rem;
}

.mt-header__nav {
  display: none;
  gap: 2rem;
  list-style: none;
}

@media (min-width: 768px) {
  .mt-header__nav {
    display: flex;
  }
}

.mt-header__nav a {
  font-family: var(--mt-font-mono);
  font-size: 0.875rem;
  color: var(--mt-text-muted);
}

.mt-header__nav a:hover {
  color: var(--mt-cyan);
}

.mt-header__cta {
  display: none;
}

@media (min-width: 640px) {
  .mt-header__cta {
    display: flex;
    gap: 0.75rem;
  }
}

.mt-header__cta .mt-btn {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.mt-hero {
  padding-top: calc(5rem + var(--mt-section-gap));
  padding-bottom: var(--mt-section-gap);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.mt-hero__grid {
  display: grid;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .mt-hero__grid {
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
  }
}

.mt-hero__content {
  order: 2;
}

@media (min-width: 1024px) {
  .mt-hero__content {
    order: 1;
  }
}

.mt-hero__eyebrow {
  display: inline-block;
  margin-bottom: 1.5rem;
  padding: 0.375rem 0.875rem;
  font-family: var(--mt-font-mono);
  font-size: 0.8125rem;
  color: var(--mt-cyan);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: 4px;
}

.mt-hero__title {
  margin-bottom: 1.5rem;
}

.mt-hero__title .mt-highlight {
  color: var(--mt-violet);
}

.mt-hero__description {
  margin-bottom: 2.5rem;
  max-width: 480px;
}

.mt-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.mt-hero__terminal {
  order: 1;
}

@media (min-width: 1024px) {
  .mt-hero__terminal {
    order: 2;
  }
}

.mt-hero__stats {
  display: flex;
  gap: 3rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--mt-border-subtle);
}

.mt-hero__stat {
  font-family: var(--mt-font-mono);
}

.mt-hero__stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--mt-text);
}

.mt-hero__stat-label {
  font-size: 0.8125rem;
  color: var(--mt-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   Features
   -------------------------------------------------------------------------- */
.mt-features {
  position: relative;
}

.mt-features__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.mt-features__title {
  margin-bottom: 1rem;
}

.mt-features__grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .mt-features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .mt-features__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.mt-feature-card {
  padding: 2rem;
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.mt-feature-card:hover {
  border-color: var(--mt-violet-dim);
  transform: translateY(-2px);
  box-shadow: var(--mt-glow-violet);
}

.mt-feature-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--mt-violet-dim), var(--mt-cyan-dim));
  border-radius: 8px;
}

.mt-feature-card__title {
  margin-bottom: 0.75rem;
  color: var(--mt-text);
}

.mt-feature-card__description {
  color: var(--mt-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.mt-feature-card__code {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: var(--mt-bg);
  border-radius: 4px;
  font-family: var(--mt-font-mono);
  font-size: 0.8125rem;
  color: var(--mt-text-muted);
  overflow-x: auto;
}

/* --------------------------------------------------------------------------
   How It Works
   -------------------------------------------------------------------------- */
.mt-how-it-works__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.mt-how-it-works__steps {
  display: grid;
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.mt-step {
  display: grid;
  gap: 1rem;
  padding: 2rem;
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 8px;
  position: relative;
}

@media (min-width: 640px) {
  .mt-step {
    grid-template-columns: auto 1fr;
    gap: 2rem;
    align-items: start;
  }
}

.mt-step__number {
  font-family: var(--mt-font-mono);
  font-size: 0.875rem;
  color: var(--mt-text-faint);
}

.mt-step__content {
  font-family: var(--mt-font-mono);
}

.mt-step__title {
  font-size: 1.125rem;
  color: var(--mt-cyan);
  margin-bottom: 0.5rem;
}

.mt-step__description {
  color: var(--mt-text-muted);
  font-size: 0.9375rem;
}

/* Connecting lines between steps */
.mt-step::after {
  content: '|';
  position: absolute;
  bottom: -1.5rem;
  left: 3rem;
  font-family: var(--mt-font-mono);
  color: var(--mt-border);
  font-size: 1.5rem;
}

.mt-step:last-child::after {
  display: none;
}

/* --------------------------------------------------------------------------
   AI Generation Section
   -------------------------------------------------------------------------- */
.mt-ai-section {
  background: linear-gradient(180deg, var(--mt-bg) 0%, var(--mt-surface) 50%, var(--mt-bg) 100%);
}

.mt-ai-section__inner {
  display: grid;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .mt-ai-section__inner {
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
  }
}

.mt-ai-section__title {
  margin-bottom: 1.5rem;
}

.mt-ai-section__description {
  margin-bottom: 2rem;
}

.mt-ai-section__features {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mt-ai-feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--mt-bg);
  border-radius: 6px;
  border: 1px solid var(--mt-border-subtle);
}

.mt-ai-feature__icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(167, 139, 250, 0.1);
  border-radius: 4px;
  font-size: 1rem;
}

.mt-ai-feature__text {
  font-size: 0.9375rem;
}

.mt-ai-feature__text strong {
  color: var(--mt-text);
}

.mt-ai-feature__text span {
  color: var(--mt-text-muted);
}

/* --------------------------------------------------------------------------
   Pricing
   -------------------------------------------------------------------------- */
.mt-pricing__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.mt-pricing__grid {
  display: grid;
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .mt-pricing__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.mt-pricing-card {
  padding: 2rem;
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
}

.mt-pricing-card--featured {
  border-color: var(--mt-violet);
  box-shadow: var(--mt-glow-violet);
  position: relative;
}

.mt-pricing-card--featured::before {
  content: 'POPULAR';
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 0.75rem;
  font-family: var(--mt-font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  background: var(--mt-violet);
  color: var(--mt-bg);
  border-radius: 4px;
}

.mt-pricing-card__name {
  font-family: var(--mt-font-mono);
  font-size: 0.875rem;
  color: var(--mt-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.mt-pricing-card__price {
  font-family: var(--mt-font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--mt-text);
  margin-bottom: 0.25rem;
}

.mt-pricing-card__price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--mt-text-muted);
}

.mt-pricing-card__description {
  color: var(--mt-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--mt-border-subtle);
}

.mt-pricing-card__features {
  list-style: none;
  flex: 1;
  margin-bottom: 2rem;
}

.mt-pricing-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.9375rem;
  color: var(--mt-text-muted);
}

.mt-pricing-card__feature::before {
  content: '>';
  font-family: var(--mt-font-mono);
  color: var(--mt-green);
  flex-shrink: 0;
}

.mt-pricing-card__cta {
  width: 100%;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Testimonials
   -------------------------------------------------------------------------- */
.mt-testimonials__header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.mt-testimonials__grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .mt-testimonials__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .mt-testimonials__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.mt-testimonial {
  padding: 2rem;
  background: var(--mt-surface);
  border: 1px solid var(--mt-border);
  border-radius: 8px;
}

.mt-testimonial__quote {
  font-size: 1rem;
  color: var(--mt-text);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.mt-testimonial__author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.mt-testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--mt-violet), var(--mt-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mt-font-mono);
  font-weight: 600;
  color: var(--mt-bg);
}

.mt-testimonial__info {
  font-family: var(--mt-font-mono);
}

.mt-testimonial__name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--mt-text);
}

.mt-testimonial__role {
  font-size: 0.8125rem;
  color: var(--mt-text-faint);
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.mt-cta {
  text-align: center;
  background: var(--mt-surface);
  border-top: 1px solid var(--mt-border);
  border-bottom: 1px solid var(--mt-border);
}

.mt-cta__inner {
  max-width: 640px;
  margin: 0 auto;
}

.mt-cta__title {
  margin-bottom: 1rem;
}

.mt-cta__description {
  margin-bottom: 2rem;
}

.mt-cta__terminal {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  background: var(--mt-bg);
  border: 1px solid var(--mt-border);
  border-radius: 6px;
  font-family: var(--mt-font-mono);
  font-size: 1rem;
  margin-bottom: 2rem;
}

.mt-cta__prompt {
  color: var(--mt-cyan);
}

.mt-cta__command {
  color: var(--mt-text);
}

.mt-cta__actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.mt-footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--mt-border-subtle);
}

.mt-footer__grid {
  display: grid;
  gap: 3rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .mt-footer__grid {
    grid-template-columns: 2fr repeat(3, 1fr);
  }
}

.mt-footer__brand {
  max-width: 280px;
}

.mt-footer__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--mt-font-mono);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--mt-text);
  margin-bottom: 1rem;
}

.mt-footer__tagline {
  color: var(--mt-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.mt-footer__column h4 {
  font-family: var(--mt-font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--mt-text-faint);
  margin-bottom: 1rem;
}

.mt-footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mt-footer__links a {
  font-size: 0.9375rem;
  color: var(--mt-text-muted);
}

.mt-footer__links a:hover {
  color: var(--mt-cyan);
}

.mt-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--mt-border-subtle);
  font-family: var(--mt-font-mono);
  font-size: 0.8125rem;
  color: var(--mt-text-faint);
}

@media (min-width: 640px) {
  .mt-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.mt-footer__legal {
  display: flex;
  gap: 1.5rem;
}

.mt-footer__legal a {
  color: var(--mt-text-faint);
}

.mt-footer__legal a:hover {
  color: var(--mt-violet);
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */
.mt-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Responsive visibility */
@media (max-width: 639px) {
  .mt-hide-mobile { display: none !important; }
}

@media (min-width: 640px) and (max-width: 767px) {
  .mt-hide-tablet { display: none !important; }
}

@media (min-width: 768px) {
  .mt-hide-desktop { display: none !important; }
}