:root {
  --color-dark: #0d0d0d;
  --color-dark-secondary: #1a1a2e;
  --color-gray: #2d2d3d;
  --color-gray-light: #e0e0e0;
  --color-accent: #00d4ff;
  --color-accent-dark: #00a8cc;
  --color-white: #ffffff;
  --color-success: #4ade80;
  --color-error: #ef4444;

  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-secondary: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.3);

  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  background-color: var(--color-dark);
  color: var(--color-gray-light);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-white);
}

p {
  margin-bottom: var(--spacing-md);
}

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

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

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

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

.btn--primary:hover {
  background-color: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0, 212, 255, 0.2);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-accent);
  border: 2px solid var(--color-accent);
}

.btn--secondary:hover {
  background-color: rgba(0, 212, 255, 0.1);
  transform: translateY(-2px);
}

.btn--full {
  width: 100%;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 212, 255, 0.1);
}

.navbar__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar__logo {
  flex-shrink: 0;
}

.logo__text {
  font-family: var(--font-secondary);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

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

.navbar__menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-2xl);
  align-items: center;
}

.navbar__link {
  font-family: var(--font-secondary);
  color: var(--color-gray-light);
  font-size: 0.95rem;
  transition: color var(--transition-fast);
  position: relative;
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--color-accent);
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-normal);
}

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

.navbar__link--cta {
  padding: var(--spacing-xs) var(--spacing-md);
  border: 1px solid var(--color-accent);
  border-radius: var(--border-radius-md);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
}

.navbar__toggle span {
  width: 25px;
  height: 2px;
  background-color: var(--color-gray-light);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 60px;
}

.hero__canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.hero__container {
  position: relative;
  z-index: 10;
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  text-align: center;
}

.hero__content {
  animation: fadeInUp 0.8s ease-out;
}

.hero__title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: clamp(1.25rem, 4vw, 2rem);
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.hero__tagline {
  font-size: 1.1rem;
  color: var(--color-gray-light);
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
  line-height: 1.8;
}

.hero__cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero__scroll {
  position: absolute;
  bottom: var(--spacing-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  cursor: pointer;
  animation: bounce 2s infinite;
}

.hero__scroll span {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
}

.hero__scroll-icon {
  width: 24px;
  height: 40px;
  border: 2px solid var(--color-accent);
  border-radius: 12px;
  position: relative;
}

.hero__scroll-icon::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 1px;
  animation: scroll 1.5s infinite;
}

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

@keyframes bounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

@keyframes scroll {
  0% {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
}

/* Sections */
section {
  padding: var(--spacing-3xl) var(--spacing-lg);
}

.section__title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.section__subtitle {
  font-size: 1.15rem;
  text-align: center;
  color: var(--color-gray-light);
  max-width: 600px;
  margin: 0 auto var(--spacing-3xl);
}

/* About Section */
.about {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-secondary) 100%);
}

.about__container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about__content {
  animation: slideInLeft 0.6s ease-out;
}

.about__text {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-light);
}

.about__highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  margin-top: var(--spacing-2xl);
}

.highlight {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-lg);
  background-color: rgba(0, 212, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
}

.highlight:hover {
  border-color: var(--color-accent);
  background-color: rgba(0, 212, 255, 0.1);
  transform: translateY(-5px);
}

.highlight__number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
}

.highlight__label {
  font-size: 0.9rem;
  color: var(--color-gray-light);
  margin-top: var(--spacing-sm);
  text-align: center;
}

.about__image {
  animation: slideInRight 0.6s ease-out;
}

.about__image-placeholder {
  width: 100%;
  aspect-ratio: 1;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
  border: 2px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--border-radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray);
  font-size: 1rem;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Services Section */
.services {
  background-color: var(--color-dark);
}

.services__container {
  max-width: 1200px;
  margin: 0 auto;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-2xl);
}

.service-card {
  padding: var(--spacing-2xl);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(0, 212, 255, 0.02) 100%);
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 212, 255, 0.1);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-lg);
  color: var(--color-accent);
  transition: all var(--transition-normal);
}

.service-card:hover .service-card__icon {
  background-color: rgba(0, 212, 255, 0.2);
  transform: scale(1.1);
}

.service-card__icon svg {
  width: 28px;
  height: 28px;
}

.service-card__title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.service-card__description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-gray-light);
}

/* Skills Section */
.skills {
  background: linear-gradient(135deg, var(--color-dark-secondary) 0%, var(--color-dark) 100%);
}

.skills__container {
  max-width: 1000px;
  margin: 0 auto;
}

.skills__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-2xl);
}

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

.skill__name {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-white);
}

.skill__bar {
  height: 8px;
  background-color: rgba(0, 212, 255, 0.1);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.skill__progress {
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-accent-dark));
  border-radius: var(--border-radius-sm);
  animation: growWidth 1s ease-out 0.2s backwards;
}

@keyframes growWidth {
  from {
    width: 0;
  }
}

.skill__level {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 600;
}

/* Experience Section */
.experience {
  background-color: var(--color-dark);
}

.experience__container {
  max-width: 900px;
  margin: 0 auto;
}

.timeline {
  position: relative;
  padding: var(--spacing-2xl) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent), transparent);
  transform: translateX(-1px);
}

.timeline__item {
  margin-bottom: var(--spacing-3xl);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
  position: relative;
}

.timeline__item:nth-child(even) {
  direction: rtl;
}

.timeline__item:nth-child(even) .timeline__content {
  direction: ltr;
}

.timeline__marker {
  width: 20px;
  height: 20px;
  background-color: var(--color-dark);
  border: 3px solid var(--color-accent);
  border-radius: 50%;
  position: relative;
  z-index: 10;
  transition: all var(--transition-normal);
  cursor: pointer;
}

.timeline__marker:hover {
  transform: scale(1.3);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.timeline__content {
  padding: var(--spacing-lg);
  background-color: rgba(0, 212, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
}

.timeline__content:hover {
  border-color: var(--color-accent);
  background-color: rgba(0, 212, 255, 0.1);
  transform: translateY(-5px);
}

.timeline__title {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xs);
}

.timeline__company {
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.timeline__period {
  font-size: 0.9rem;
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

.timeline__description {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-gray-light);
}

/* Projects Section */
.projects {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-dark-secondary) 100%);
}

.projects__container {
  max-width: 1200px;
  margin: 0 auto;
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-2xl);
}

.project-card {
  padding: var(--spacing-2xl);
  background-color: rgba(26, 26, 46, 0.5);
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -100%;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  transition: left var(--transition-normal);
}

.project-card:hover {
  border-color: var(--color-accent);
  background-color: rgba(26, 26, 46, 0.8);
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 212, 255, 0.15);
}

.project-card:hover::before {
  left: 100%;
}

.project-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.project-card__title {
  font-size: 1.3rem;
  flex: 1;
}

.project-card__tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.3);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--border-radius-md);
  white-space: nowrap;
}

.project-card__description {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  color: var(--color-gray-light);
  flex-grow: 1;
}

.project-card__outcomes {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.project-card__outcomes li {
  font-size: 0.9rem;
  padding: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
  position: relative;
  color: var(--color-gray-light);
}

.project-card__outcomes li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: bold;
}

.project-card__technologies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.tech-tag {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: rgba(0, 212, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.2);
  color: var(--color-accent);
  font-size: 0.8rem;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-fast);
}

.tech-tag:hover {
  background-color: rgba(0, 212, 255, 0.15);
  border-color: var(--color-accent);
}

/* Contact Section */
.contact {
  background: linear-gradient(135deg, var(--color-dark-secondary) 0%, var(--color-dark) 100%);
}

.contact__container {
  max-width: 1200px;
  margin: 0 auto;
}

.contact__content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.contact__form-wrapper {
  animation: slideInLeft 0.6s ease-out;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

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

.form__label {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.form__input,
.form__textarea {
  padding: var(--spacing-md);
  background-color: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(0, 212, 255, 0.2);
  border-radius: var(--border-radius-md);
  color: var(--color-gray-light);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  transition: all var(--transition-normal);
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  background-color: rgba(0, 0, 0, 0.5);
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form__textarea {
  resize: vertical;
  min-height: 150px;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
  animation: slideInRight 0.6s ease-out;
}

.contact__item {
  padding: var(--spacing-lg);
  background-color: rgba(0, 212, 255, 0.05);
  border: 1px solid rgba(0, 212, 255, 0.1);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
}

.contact__item:hover {
  border-color: var(--color-accent);
  background-color: rgba(0, 212, 255, 0.1);
}

.contact__label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.contact__link {
  font-size: 1rem;
  color: var(--color-gray-light);
  display: block;
  word-break: break-all;
}

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

.contact__text {
  font-size: 0.95rem;
  color: var(--color-gray-light);
}

/* Footer */
.footer {
  background-color: var(--color-dark);
  border-top: 1px solid rgba(0, 212, 255, 0.1);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.footer__text {
  color: var(--color-gray);
  font-size: 0.9rem;
  margin: 0;
}

.footer__links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer__link {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

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

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
  }

  .navbar__container {
    padding: 1rem 1rem;
  }

  .navbar__menu {
    display: none;
    position: fixed;
    top: 57px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    background-color: rgba(13, 13, 13, 0.98);
    overflow-y: auto;
    z-index: 999;
    justify-content: flex-start;
    align-items: center;
    padding: 2rem 1.5rem;
    gap: 1.5rem;
  }

  .navbar__menu.navbar__menu--active {
    display: flex;
  }

  .navbar__link {
    font-size: 1.1rem;
    padding: 0.75rem 0;
    width: 100%;
    text-align: center;
  }

  .navbar__toggle {
    display: flex;
  }

  .hero {
    padding-top: 57px;
    min-height: 100vh;
  }

  .hero__container {
    padding: 0 1rem;
  }

  .hero__title {
    font-size: clamp(1.8rem, 9vw, 2.8rem);
    margin-bottom: 0.75rem;
  }

  .hero__subtitle {
    font-size: clamp(1rem, 5vw, 1.4rem);
    margin-bottom: 0.75rem;
  }

  .hero__tagline {
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 2rem;
  }

  .hero__cta {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
  }

  .hero__cta .btn {
    width: 100%;
    max-width: 260px;
  }

  .hero__scroll {
    bottom: 1.5rem;
  }

  section {
    padding: 3rem 1rem;
  }

  .section__title {
    font-size: clamp(1.6rem, 6vw, 2.5rem);
  }

  .section__subtitle {
    font-size: 0.95rem;
    margin-bottom: 2rem;
  }

  .about__container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .about__image {
    display: none;
  }

  .about__text {
    font-size: 0.95rem;
  }

  .about__highlights {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    margin-top: 1.5rem;
  }

  .highlight {
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    text-align: left;
  }

  .highlight__number {
    font-size: 1.5rem;
  }

  .highlight__label {
    margin-top: 0;
    text-align: left;
    font-size: 0.85rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .service-card {
    padding: 1.5rem;
  }

  .service-card__title {
    font-size: 1.1rem;
  }

  .service-card__description {
    font-size: 0.9rem;
  }

  .skills__grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .timeline::before {
    left: 8px;
    transform: none;
  }

  .timeline__item {
    grid-template-columns: 1fr;
    padding-left: 36px;
    gap: 0.75rem;
    margin-bottom: 2rem;
  }

  .timeline__item:nth-child(even) {
    direction: ltr;
  }

  .timeline__item:nth-child(even) .timeline__content {
    direction: ltr;
  }

  .timeline__marker {
    position: absolute;
    left: 0;
    top: 1.25rem;
    width: 16px;
    height: 16px;
  }

  .timeline__content {
    padding: 1rem;
    width: 100%;
  }

  .timeline__title {
    font-size: 1rem;
  }

  .timeline__description {
    font-size: 0.875rem;
  }

  .projects__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .project-card {
    padding: 1.25rem;
  }

  .project-card__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .project-card__title {
    font-size: 1.1rem;
  }

  .project-card__description {
    font-size: 0.875rem;
  }

  .project-card__outcomes li {
    font-size: 0.85rem;
  }

  .tech-tag {
    font-size: 0.75rem;
  }

  .contact__content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact__form {
    gap: 1rem;
  }

  .form__input,
  .form__textarea {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }

  .contact__info {
    gap: 1rem;
  }

  .contact__item {
    padding: 1rem;
  }

  .footer__container {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.75rem;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: clamp(1.6rem, 10vw, 2.2rem);
  }

  .hero__tagline {
    font-size: 0.8rem;
  }

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

  .highlight__number {
    font-size: 1.3rem;
  }

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

  .service-card {
    padding: 1.25rem;
  }

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

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

  .navbar__container {
    padding: 0.75rem 1rem;
  }

  section {
    padding: 2.5rem 1rem;
  }
}