/* ============================================
   Alisdair Mills — 2026
   Terminal-inspired. Monospace. Nerd mode.
   ============================================ */

:root {
  /* Colors — terminal dark */
  --color-bg:           #0a0e1a;
  --color-bg-alt:       #0f1424;
  --color-surface:      #141a2e;
  --color-border:       #1e2740;
  --color-text:         #a0aec0;
  --color-text-muted:   #5a6a8a;
  --color-heading:      #e2e8f0;
  --color-accent:       #22d3ee;
  --color-accent-hover: #67e8f9;
  --color-green:        #4ade80;
  --color-amber:        #fbbf24;
  --color-pink:         #f472b6;

  /* Typography — monospace everything */
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', 'Consolas', monospace;

  /* Fluid type scale */
  --text-xs:   clamp(0.6875rem, 0.65rem + 0.15vw, 0.75rem);
  --text-sm:   clamp(0.8125rem, 0.75rem + 0.25vw, 0.875rem);
  --text-base: clamp(0.875rem, 0.825rem + 0.2vw, 1rem);
  --text-lg:   clamp(1rem, 0.925rem + 0.3vw, 1.125rem);
  --text-xl:   clamp(1.25rem, 1.1rem + 0.6vw, 1.625rem);
  --text-2xl:  clamp(1.5rem, 1.2rem + 1vw, 2.25rem);
  --text-3xl:  clamp(2rem, 1.5rem + 2vw, 3.5rem);

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  3rem;
  --space-xl:  5rem;
  --space-2xl: clamp(5rem, 3.5rem + 5vw, 8rem);

  /* Layout */
  --container-max:     960px;
  --container-padding: clamp(1.5rem, 3vw, 3rem);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
}


/* ---- Reset ---- */

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

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

body {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text);
  background: var(--color-bg);
}

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

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

a:hover {
  color: var(--color-accent-hover);
}

ul {
  list-style: none;
}

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}


/* ---- Container ---- */

.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}


/* ---- Section spacing ---- */

section {
  padding-block: var(--space-2xl);
}

section:nth-of-type(even) {
  background: var(--color-bg-alt);
}


/* ---- Section header ---- */

.section-header {
  margin-bottom: var(--space-lg);
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.section-label::before {
  content: '// ';
  color: var(--color-text-muted);
}

.section-header h2 {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.3;
}

.section-cta {
  margin-top: var(--space-lg);
}


/* ============================================
   Buttons — terminal style
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  border: 1px solid transparent;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: transparent;
  color: var(--color-accent);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.15);
}

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

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

.btn-large {
  padding: 1rem 2rem;
  font-size: var(--text-base);
}


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

#header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all var(--transition-base);
}

#header.header-scrolled {
  background: rgba(10, 14, 26, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 0.625rem 0;
  border-bottom: 1px solid var(--color-border);
}

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

.nav-logo {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  letter-spacing: 0.05em;
}

.nav-logo::before {
  content: '> ';
  color: var(--color-text-muted);
}

.nav-logo:hover {
  color: var(--color-accent-hover);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links a {
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text-muted);
  text-decoration: none;
  text-transform: lowercase;
  letter-spacing: 0.05em;
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.nav-active {
  color: var(--color-accent);
}

.nav-links a.nav-active::after {
  content: none;
}

.nav-cta {
  color: var(--color-accent) !important;
  border: 1px solid var(--color-border);
  padding: 0.375rem 1rem;
}

.nav-cta:hover {
  border-color: var(--color-accent) !important;
  background: rgba(34, 211, 238, 0.05) !important;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-text);
  margin: 5px 0;
  transition: all var(--transition-base);
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(4.5px, 4.5px);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(4.5px, -4.5px);
}


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

#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 6rem;
  padding-bottom: var(--space-lg);
  background: var(--color-bg);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-label {
  font-size: var(--text-xs);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.hero-text h1 {
  font-family: var(--font-mono);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-heading);
  line-height: 1.1;
  margin-bottom: var(--space-md);
}

.hero-text h1::before {
  content: '$ ';
  color: var(--color-accent);
  font-weight: 400;
}

.hero-tagline {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

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


/* Client trust bar */
.hero-clients {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.hero-clients > p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: lowercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.client-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.client-logos span {
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text);
  letter-spacing: 0.05em;
}


/* ============================================
   Pitch Section
   ============================================ */

.pitch-intro {
  font-size: var(--text-base);
  color: var(--color-text);
  max-width: 680px;
  margin-bottom: var(--space-md);
}

.pitch-intro + .pitch-intro {
  margin-bottom: var(--space-lg);
}

.pitch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.pitch-card {
  background: var(--color-bg);
  padding: var(--space-md);
}

.pitch-stat {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.pitch-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}


/* ============================================
   Portfolio
   ============================================ */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.portfolio-card {
  background: var(--color-bg);
  overflow: hidden;
  transition: background var(--transition-base);
}

.portfolio-card:hover {
  background: var(--color-surface);
}

/* Featured cards span full width */
.portfolio-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.portfolio-thumb {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-surface);
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.3);
  transition: filter 0.4s ease;
}

.portfolio-card:hover .portfolio-thumb img {
  filter: grayscale(0);
}

/* Placeholder for NOWATCH/Pangea (no image yet) */
.portfolio-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  aspect-ratio: auto;
  min-height: 180px;
}

.portfolio-placeholder span {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  opacity: 0.3;
}

.portfolio-details {
  padding: var(--space-md);
}

.portfolio-details h3 {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 0.125rem;
}

.portfolio-client {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.portfolio-featured .portfolio-details {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-lg);
}

.portfolio-featured .portfolio-details h3 {
  font-size: var(--text-lg);
  color: var(--color-accent);
}

.portfolio-featured .portfolio-details p {
  margin-bottom: var(--space-xs);
  color: var(--color-text);
  font-size: var(--text-sm);
}

.portfolio-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: var(--space-sm);
}

.portfolio-tech li {
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-green);
  opacity: 0.8;
}

.portfolio-tech li::before {
  content: '#';
}


/* ============================================
   Services & Pricing
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.service-card {
  background: var(--color-bg);
  padding: var(--space-md);
  position: relative;
}

.service-highlighted {
  background: var(--color-surface);
}

.service-card h3 {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: var(--space-xs);
}

.service-price {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  font-family: var(--font-mono);
}

.service-price span {
  font-size: var(--text-xs);
  font-weight: 400;
  color: var(--color-text-muted);
}

.service-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.services-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-lg);
}


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

.about-layout {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-image img {
  border-radius: 2px;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--color-border);
}

.about-text h2 {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.4;
  margin-bottom: var(--space-md);
}

.about-text p {
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  font-size: var(--text-sm);
}

.about-meta {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.about-meta div {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.about-meta strong {
  display: block;
  color: var(--color-text);
  font-weight: 500;
  margin-bottom: 0.125rem;
  text-transform: lowercase;
}


/* ============================================
   Insights / Blog
   ============================================ */

.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.insight-card {
  background: var(--color-bg);
  padding: var(--space-md);
  transition: background var(--transition-base);
  text-decoration: none;
  display: block;
  color: inherit;
}

.insight-card:hover {
  background: var(--color-surface);
}

.insight-date {
  font-size: var(--text-xs);
  font-weight: 400;
  text-transform: lowercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.insight-card h3 {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-heading);
  font-weight: 500;
  margin: var(--space-xs) 0 var(--space-xs);
  line-height: 1.5;
}

.insight-card p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.7;
}


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

#contact {
  background: var(--color-bg);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-text h2 {
  font-family: var(--font-mono);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.3;
  margin-bottom: var(--space-sm);
}

.contact-text > p {
  color: var(--color-text);
  font-size: var(--text-sm);
  margin-bottom: var(--space-lg);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-top: 0.25rem;
}

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

.contact-label {
  font-size: var(--text-xs);
  font-weight: 400;
  text-transform: lowercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: 0.125rem;
}

.contact-item a,
.contact-item span {
  font-size: var(--text-sm);
  color: var(--color-heading);
}

.contact-item a:hover {
  color: var(--color-accent);
}


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

footer {
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
}

.footer-content {
  text-align: center;
}

.footer-content p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}


/* ============================================
   Scroll Reveal Animations
   ============================================ */

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

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

.pitch-card.reveal:nth-child(2) { transition-delay: 0.08s; }
.pitch-card.reveal:nth-child(3) { transition-delay: 0.16s; }
.pitch-card.reveal:nth-child(4) { transition-delay: 0.24s; }


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

@media (max-width: 768px) {

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 260px;
    background: var(--color-bg);
    border-left: 1px solid var(--color-border);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem var(--container-padding) var(--space-lg);
    gap: 0;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    z-index: 999;
  }

  .nav-links.nav-open {
    transform: translateX(0);
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.625rem 0;
    font-size: var(--text-sm);
    border-bottom: 1px solid var(--color-border);
  }

  .nav-cta {
    margin-top: var(--space-sm);
    text-align: center;
    border: 1px solid var(--color-border) !important;
    padding: 0.625rem 1rem !important;
  }

  body.nav-is-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 998;
  }

  /* Hero */
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero-tagline {
    max-width: 100%;
  }

  .client-logos {
    gap: 1rem;
  }

  /* Grids */
  .portfolio-featured {
    grid-template-columns: 1fr;
  }

  .about-layout {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .about-image img {
    aspect-ratio: 16 / 9;
    max-height: 260px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .pitch-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

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