/* ======================================
   Anthony Teoh — Portfolio Design System
   ====================================== */

/* === Google Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,600;0,8..60,700;1,8..60,400&family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

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

/* === Design Tokens === */
:root {
  /* Colors */
  --color-primary:      #FFB800;
  --color-primary-hover: #E6A600;
  --color-bg-dark:      #0A0A0A;
  --color-bg-surface:   #2D2D2D;
  --color-bg-surface-hover: #3A3A3A;
  --color-bg-light:     #F5F5F5;
  --color-accent-navy:  #2B3858;
  --color-accent-wine:  #621526;
  --color-text-on-dark: #F5F5F5;
  --color-text-muted:   #A0A0A0;
  --color-text-on-light:#2B3858;
  --color-border-dark:  rgba(255,255,255,0.08);
  --color-border-light: rgba(0,0,0,0.08);

  /* Typography */
  --font-heading: 'Source Serif 4', Georgia, serif;
  --font-body:    'Lora', Georgia, serif;

  /* Spacing */
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   32px;
  --space-xl:   64px;
  --space-xxl:  96px;

  /* Radius */
  --radius-btn:   4px;
  --radius-card:  8px;
  --radius-badge: 2px;
  --radius-input: 4px;

  /* Containers */
  --container-max:    1200px;
  --container-wide:   1440px;
  --container-narrow: 760px;
  --grid-gap:         24px;

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.35s ease;
  --transition-slow: 0.6s ease;
}

/* === Base === */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text-on-dark);
  background-color: var(--color-bg-dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

/* === Typography === */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-text-on-dark);
}

h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.1; }
h2 { font-size: clamp(28px, 3.5vw, 40px); line-height: 1.2; }
h3 { font-size: clamp(22px, 2.5vw, 28px); font-weight: 600; line-height: 1.3; }
h4 { font-size: 22px; font-weight: 600; line-height: 1.4; }

p { margin-bottom: 1em; }

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

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

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

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

section {
  padding: var(--space-xxl) 0;
  position: relative;
}

.section-light {
  background-color: var(--color-bg-light);
  color: var(--color-text-on-light);
}

.section-light h2,
.section-light h3,
.section-light h4 {
  color: var(--color-text-on-light);
}

.section-light .text-muted {
  color: #6B7280;
}

.section-surface {
  background-color: var(--color-bg-surface);
}

/* Section Headings */
.section-label {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  display: inline-block;
}

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

.section-heading p {
  max-width: 600px;
  color: var(--color-text-muted);
  margin-top: var(--space-md);
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  padding: 14px 32px;
  border-radius: var(--radius-btn);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 184, 0, 0.3);
}

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

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-2px);
}

.btn-text {
  background: none;
  border: none;
  color: var(--color-primary);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  padding: 0;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn-text:hover {
  letter-spacing: 0.14em;
}

.btn-text .arrow {
  transition: transform var(--transition-fast);
}
.btn-text:hover .arrow {
  transform: translateX(4px);
}

/* === Navigation === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: all var(--transition-base);
  background: transparent;
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-dark);
  padding: var(--space-sm) 0;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.nav__logo span {
  color: var(--color-text-on-dark);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-fast);
}

.nav__links a:hover,
.nav__links a.active {
  color: var(--color-text-on-dark);
}

.nav__links a:hover::after,
.nav__links a.active::after {
  width: 100%;
}

.nav__cta {
  margin-left: var(--space-md);
}

.nav__links a.nav__cta {
  color: var(--color-accent-wine);
}

.nav__links a.nav__cta:hover {
  color: var(--color-accent-wine);
}

.nav__links a.nav__cta::after {
  display: none;
}

/* Mobile Nav Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

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

.nav__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

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

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 184, 0, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(43, 56, 88, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

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

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

.hero__label {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.hero__label::before {
  content: '';
  width: 40px;
  height: 2px;
  background: var(--color-primary);
}

.hero__title {
  font-size: clamp(40px, 5.5vw, 64px);
  margin-bottom: var(--space-lg);
}

.hero__title .highlight {
  color: var(--color-primary);
  display: block;
}

.hero__desc {
  font-size: 18px;
  color: var(--color-text-muted);
  max-width: 500px;
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__image {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__image-wrapper {
  position: relative;
  width: 420px;
  height: 520px;
  border-radius: var(--radius-card);
  overflow: hidden;
}

.hero__image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-card);
  transform: translate(12px, 12px);
  z-index: -1;
}

.hero__stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-dark);
}

.hero__stat-number {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.hero__stat-label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

/* === Service Cards === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--grid-gap);
}

.service-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-card);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 184, 0, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-card);
  background: rgba(255, 184, 0, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 24px;
  color: var(--color-primary);
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.service-card__desc {
  font-size: 15px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* === About Teaser === */
.about-teaser__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about-teaser__image {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
}

.about-teaser__image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: var(--radius-card);
}

.about-teaser__content h2 {
  margin-bottom: var(--space-lg);
}

.about-teaser__content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

/* Stats Row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-dark);
}

.stat-item {
  text-align: center;
}

.stat-item__number {
  font-family: var(--font-heading);
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.stat-item__label {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

/* === Tools Section === */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-lg);
}

.tool-item {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-card);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  transition: all var(--transition-base);
}

.tool-item:hover {
  border-color: rgba(255, 184, 0, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.tool-item__icon {
  font-size: 32px;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
}

.tool-item__name {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}

/* === Project Cards === */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--grid-gap);
}

.project-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 184, 0, 0.15);
}

.project-card__image {
  width: 100%;
  height: 220px;
  overflow: hidden;
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-card__image img {
  transform: scale(1.06);
}

.project-card__body {
  padding: var(--space-lg);
}

.project-card__tags {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  flex-wrap: wrap;
}

.tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: var(--radius-badge);
  background: rgba(255, 184, 0, 0.12);
  color: var(--color-primary);
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.project-card__desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* === Timeline === */
.timeline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.timeline__column h3 {
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}

.timeline__item {
  position: relative;
  padding-left: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-left: 2px solid var(--color-border-dark);
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -7px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg-dark);
}

.timeline__item:last-child {
  border-left-color: transparent;
}

.timeline__date {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.timeline__role {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 18px;
  margin-bottom: var(--space-xs);
}

.timeline__company {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* === Testimonials === */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--grid-gap);
}

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

.testimonial-card:hover {
  border-color: rgba(255, 184, 0, 0.15);
  transform: translateY(-4px);
}

.testimonial-card__stars {
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  font-size: 16px;
  letter-spacing: 2px;
}

.testimonial-card__quote {
  font-style: italic;
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 184, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
}

.testimonial-card__name {
  font-weight: 600;
  font-size: 15px;
}

.testimonial-card__title {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* === Blog Cards === */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--grid-gap);
}

.blog-card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all var(--transition-base);
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  border-color: rgba(255, 184, 0, 0.15);
}

.blog-card__image {
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.06);
}

.blog-card__body {
  padding: var(--space-lg);
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.blog-card__category {
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.blog-card__title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.4;
}

/* === FAQ Accordion === */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border-dark);
}

.faq-item__question {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-text-on-dark);
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  text-align: left;
  padding: var(--space-lg) 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  transition: color var(--transition-fast);
}

.faq-item__question:hover {
  color: var(--color-primary);
}

.faq-item__icon {
  font-size: 24px;
  font-weight: 300;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  color: var(--color-primary);
}

.faq-item.active .faq-item__icon {
  transform: rotate(45deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
}

.faq-item.active .faq-item__answer {
  max-height: 300px;
  padding-bottom: var(--space-lg);
}

.faq-item__answer p {
  color: var(--color-text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* === CTA Banner === */
.cta-banner {
  background: var(--color-bg-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 184, 0, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.cta-banner h2 {
  margin-bottom: var(--space-md);
}

.cta-banner p {
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto var(--space-lg);
}

/* === Contact Form === */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
  color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px var(--space-md);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-input);
  color: var(--color-text-on-dark);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

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

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer__brand {
  max-width: 300px;
}

.footer__brand-name {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.footer__brand-name span {
  color: var(--color-text-on-dark);
}

.footer__brand p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.footer__col h4 {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-lg);
  color: var(--color-text-on-dark);
}

.footer__col a {
  display: block;
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  transition: color var(--transition-fast);
}

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

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border-dark);
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer__social {
  display: flex;
  gap: var(--space-md);
}

.footer__social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 16px;
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-2px);
}

/* === Scroll Animations === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }

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

/* === Responsive === */
@media (max-width: 1024px) {
  .hero__grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__image {
    display: none;
  }

  .hero__desc {
    margin: 0 auto var(--space-xl);
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__stats {
    justify-content: center;
  }

  .about-teaser__grid {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 768px) {
  section {
    padding: var(--space-xl) 0;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .nav__links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.98);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-xl);
    z-index: 999;
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links a {
    font-size: 24px;
  }

  .nav__cta {
    margin-left: 0;
  }

  .nav__toggle {
    display: flex;
  }

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

  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  h1 { font-size: 32px; }
  h2 { font-size: 26px; }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .hero__stats {
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
  }

  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* === Page Hero (inner pages) === */
.page-hero {
  padding: 160px 0 var(--space-xxl);
  text-align: center;
  position: relative;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 184, 0, 0.04) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.page-hero .section-label {
  display: block;
}

/* === Marquee === */
.marquee-wrap {
  overflow: hidden;
  white-space: nowrap;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.marquee {
  display: inline-flex;
  animation: marquee 30s linear infinite;
}

.marquee span {
  font-family: var(--font-heading);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 700;
  padding: 0 var(--space-xl);
  color: var(--color-bg-surface);
  -webkit-text-stroke: 1px var(--color-text-muted);
}

.marquee span .filled {
  color: var(--color-text-on-dark);
  -webkit-text-stroke: 0;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* === Counter Animation === */
.counter {
  display: inline-block;
}