/* ANT Manufacturing - Design System */

/* ========================================
   CSS Variables - Dark Sophistication
   ======================================== */
:root {
  /* Colors */
  --color-bg: #0a0a0a;
  --color-surface: #111111;
  --color-surface-elevated: #1a1a1a;
  --color-border: #2a2a2a;
  --color-border-subtle: #1f1f1f;

  --color-text-primary: #f5f5f5;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;

  --color-accent: #c9a227;
  --color-accent-hover: #ddb832;
  --color-accent-muted: rgba(201, 162, 39, 0.15);

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

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

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

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

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
}

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--color-text-secondary);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-accent {
  color: var(--color-accent);
}

/* ========================================
   Layout
   ======================================== */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: var(--max-width-narrow);
}

section {
  padding: var(--space-5xl) 0;
}

/* ========================================
   Navigation
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-lg) 0;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-subtle);
}

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

.nav__logo {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

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

.nav__links {
  display: flex;
  gap: var(--space-xl);
}

.nav__link {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.nav__link--cta {
  color: var(--color-accent);
}

.nav__link--cta:hover {
  color: var(--color-accent-hover);
}

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: var(--transition-fast);
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-base);
  }

  .nav__links.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav__link {
    display: block;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border-subtle);
  }
}

/* ========================================
   Video Background
   ======================================== */
.video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.video-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 10, 0.7);
  z-index: 1;
}

.video-bg video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  filter: blur(8px);
  opacity: 0.6;
}

/* Disable video on mobile for performance */
@media (max-width: 768px) {
  .video-bg video {
    display: none;
  }
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(201, 162, 39, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  gap: var(--space-3xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1.2fr 1fr;
  }
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero__image {
  position: relative;
  z-index: 1;
}

.hero__image img {
  object-fit: contain;
  width: 100%;
  height: 100%;
  max-height: 70vh;
  filter: drop-shadow(0 25px 50px rgba(0, 0, 0, 0.6));
}

@media (min-width: 1024px) {
  .hero__image {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 45%;
    height: 80vh;
    max-height: none;
  }

  .hero__image img {
    max-height: none;
    height: 100%;
  }

  .hero__grid {
    grid-template-columns: 1fr;
    max-width: 55%;
  }
}

@media (max-width: 1023px) {
  .hero__image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    z-index: 0;
  }

  .hero__image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.7) 0%, rgba(10, 10, 10, 0.85) 100%);
    z-index: 1;
  }

  .hero__image img {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    max-height: none;
    object-fit: cover;
    object-position: center 30%;
    filter: none;
    opacity: 0.6;
  }

  .hero__grid {
    position: relative;
    z-index: 2;
  }

  .hero__content {
    text-align: center;
  }

  .hero__cta {
    justify-content: center;
  }
}

.hero__tagline {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

.hero__title {
  margin-bottom: var(--space-xl);
}

.hero__subtitle {
  font-size: 1.25rem;
  max-width: 600px;
  margin-bottom: var(--space-2xl);
}

.hero__cta {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

.btn--primary:hover {
  background: var(--color-accent-hover);
  transform: translateY(-2px);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-text-secondary);
  background: var(--color-surface-elevated);
}

/* ========================================
   Section Headers
   ======================================== */
.section-header {
  margin-bottom: var(--space-3xl);
}

.section-header--center {
  text-align: center;
}

.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

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

.section-subtitle {
  max-width: 600px;
}

.section-header--center .section-subtitle {
  margin: 0 auto;
}

/* ========================================
   Problem Section
   ======================================== */
.problem {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.problem__content {
  display: grid;
  gap: var(--space-3xl);
}

@media (min-width: 768px) {
  .problem__content {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
}

.problem__text h2 {
  margin-bottom: var(--space-xl);
}

.problem__text p {
  margin-bottom: var(--space-lg);
}

.problem__text p:last-child {
  margin-bottom: 0;
}

.problem__visual {
  padding: var(--space-2xl);
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

/* ========================================
   Showcase Section
   ======================================== */
.showcase {
  padding: var(--space-4xl) 0;
}

.showcase__figure {
  margin: 0;
}

.showcase__figure img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.showcase__figure figcaption {
  margin-top: var(--space-lg);
  text-align: center;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ========================================
   Services / What We Do
   ======================================== */
.services__grid {
  display: grid;
  gap: var(--space-xl);
}

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

.service-card {
  padding: var(--space-2xl);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-accent-muted);
  transform: translateY(-4px);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  background: var(--color-accent-muted);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.service-card__title {
  margin-bottom: var(--space-md);
}

/* ========================================
   How We Work / Process
   ======================================== */
.process__list {
  display: grid;
  gap: var(--space-xl);
}

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

.process-item {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.process-item__number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-muted);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
}

.process-item__title {
  margin-bottom: var(--space-sm);
}

/* ========================================
   Image Background (for sections with faded image bg)
   ======================================== */
.image-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.image-bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(10, 10, 10, 0.8);
  z-index: 1;
}

.image-bg img {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  filter: blur(2px);
  opacity: 0.5;
}

/* ========================================
   Audience / Who We Serve
   ======================================== */
.audience {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-subtle);
  border-bottom: 1px solid var(--color-border-subtle);
}

.audience__content {
  display: grid;
  gap: var(--space-3xl);
}

@media (min-width: 768px) {
  .audience__content {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.audience__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.audience__item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.audience__item::before {
  content: '';
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  margin-top: 0.5rem;
  background: var(--color-accent);
  border-radius: 50%;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-section__inner {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}

.cta-section h2 {
  margin-bottom: var(--space-lg);
}

.cta-section p {
  margin-bottom: var(--space-2xl);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  padding: var(--space-3xl) 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer__logo {
  font-size: 1.125rem;
  font-weight: 600;
}

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

.footer__links {
  display: flex;
  gap: var(--space-xl);
}

.footer__link {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.footer__copy {
  width: 100%;
  text-align: center;
  margin-top: var(--space-2xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ========================================
   Contact Page
   ======================================== */
.contact-hero {
  position: relative;
  overflow: hidden;
  padding-top: 120px;
  padding-bottom: var(--space-4xl);
}

.contact-hero .container {
  position: relative;
  z-index: 2;
}

.contact-grid {
  display: grid;
  gap: var(--space-3xl);
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.form-group input,
.form-group textarea {
  padding: var(--space-md);
  font-family: inherit;
  font-size: 1rem;
  color: var(--color-text-primary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

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

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-info {
  padding: var(--space-2xl);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  height: fit-content;
}

.contact-info h3 {
  margin-bottom: var(--space-xl);
}

.contact-info__item {
  margin-bottom: var(--space-lg);
}

.contact-info__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

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

.contact-info__value a {
  color: var(--color-accent);
  transition: color var(--transition-fast);
}

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

/* ========================================
   About Page
   ======================================== */
.about-hero {
  position: relative;
  overflow: hidden;
  padding-top: 120px;
  padding-bottom: var(--space-4xl);
}

.about-hero .container {
  position: relative;
  z-index: 2;
}

.about-content {
  display: grid;
  gap: var(--space-3xl);
}

.about-section {
  padding: var(--space-3xl) 0;
}

.about-section:nth-child(even) {
  background: var(--color-surface);
}

.about-section--image {
  position: relative;
  overflow: hidden;
  background: transparent;
}

.team-grid {
  display: grid;
  gap: var(--space-2xl);
}

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

.team-member {
  padding: var(--space-2xl);
  background: var(--color-surface-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.team-member__name {
  margin-bottom: var(--space-xs);
}

.team-member__role {
  font-size: 0.875rem;
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
}

/* ========================================
   How It Works Page
   ======================================== */
.hiw-hero {
  position: relative;
  overflow: hidden;
  padding-top: 120px;
  padding-bottom: var(--space-4xl);
}

.hiw-hero .container {
  position: relative;
  z-index: 2;
}

.timeline-section {
  padding-top: var(--space-4xl);
}

.timeline {
  position: relative;
  padding-left: var(--space-3xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-3xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-3xl) + 8px);
  top: 8px;
  width: 16px;
  height: 16px;
  background: var(--color-accent);
  border-radius: 50%;
  border: 3px solid var(--color-bg);
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item h3 {
  margin-bottom: var(--space-md);
}

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.4s; }

.stagger-children.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Hero animation */
.hero__content > * {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease forwards;
}

.hero__tagline { animation-delay: 0.1s; }
.hero__title { animation-delay: 0.2s; }
.hero__subtitle { animation-delay: 0.3s; }
.hero__cta { animation-delay: 0.4s; }

/* Reframe Typewriter Effect */
.reframe-typer {
  min-height: 280px;
  display: flex;
  flex-direction: column;
}

.reframe-typer__active {
  min-height: 60px;
  margin-bottom: var(--space-md);
}

.reframe-typer__negative {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm) 0;
  min-height: 1.5rem;
}

.reframe-typer__negative-text {
  transition: all 0.3s ease;
}

.reframe-typer__negative-text.struck {
  text-decoration: line-through;
  opacity: 0.5;
}

.reframe-typer__positive {
  font-size: 1.1rem;
  color: var(--color-accent);
  margin: 0;
  min-height: 1.5rem;
  font-weight: 500;
}

.reframe-typer__cursor {
  color: var(--color-accent);
  animation: cursorBlink 0.7s step-end infinite;
  margin-left: 2px;
}

@keyframes cursorBlink {
  from, to { opacity: 1; }
  50% { opacity: 0; }
}

.reframe-typer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  transition: opacity 0.5s ease;
}

.reframe-typer__list.fading {
  opacity: 0;
}

.reframe-typer__list-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  animation: slideDown 0.4s ease forwards;
}

.reframe-typer__list-item .negative {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-decoration: line-through;
  opacity: 0.5;
}

.reframe-typer__list-item .positive {
  font-size: 0.875rem;
  color: var(--color-accent);
  opacity: 0.8;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   Utility Classes
   ======================================== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}