/* CSS Variables for Design System */
:root {
  /* Colors */
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary-color: #7c3aed;
  --accent-color: #f59e0b;
  --dark-color: #1e293b;
  --light-color: #f8fafc;
  --gray-color: #64748b;
  --light-gray: #e2e8f0;

  /* Typography */
  --font-main: "Inter", sans-serif;
  --font-heading: "Playfair Display", serif;
  --font-size-base: 1rem;
  --font-scale: 1.25;
  --font-size-sm: calc(var(--font-size-base) / var(--font-scale));
  --font-size-md: var(--font-size-base);
  --font-size-lg: calc(var(--font-size-base) * var(--font-scale));
  --font-size-xl: calc(var(--font-size-lg) * var(--font-scale));
  --font-size-xxl: calc(var(--font-size-xl) * var(--font-scale));

  /* Spacing */
  --space-unit: 1rem;
  --space-xxs: calc(var(--space-unit) * 0.25);
  --space-xs: calc(var(--space-unit) * 0.5);
  --space-sm: calc(var(--space-unit) * 0.75);
  --space-md: var(--space-unit);
  --space-lg: calc(var(--space-unit) * 1.5);
  --space-xl: calc(var(--space-unit) * 2);
  --space-xxl: calc(var(--space-unit) * 3);

  /* Borders */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1),
    0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1),
    0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1),
    0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
}

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

body {
  font-family: var(--font-main);
  line-height: 1.6;
  color: var(--dark-color);
  background-color: var(--light-color);
  /* Fallback */
  overflow-x: hidden;
}

body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;

  z-index: 0;
  /* Adjust as needed */
}

.container {
  position: relative;
  z-index: 1;
  /* Ensures content stays above overlay */
}

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

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: var(--transition-normal);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 1px;
  color: var(--dark-color);
  flex-shrink: 0;
}

.logo span {
  color: var(--primary-color);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  margin-left: auto;
}

.nav-list {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  font-weight: 500;
  position: relative;
  padding: var(--space-sm) 0;
  transition: var(--transition-fast);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition-fast);
}

.nav-link:hover::after,
.nav-link:focus::after {
  width: 100%;
}

/* Mobile Navigation */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  z-index: 1001;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--dark-color);
  position: relative;
  transition: var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--dark-color);
  transition: var(--transition-fast);
}

.hamburger::before {
  top: -6px;
}

.hamburger::after {
  bottom: -6px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
  background-color: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* Footer */
.footer {
  background-color: var(--dark-color);
  color: var(--light-color);
  padding: var(--space-xl) 0;
  text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav-list {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    flex-direction: column;
    align-items: center;
    padding: var(--space-lg) 0;
    gap: var(--space-xl);
    box-shadow: var(--shadow-md);
    transform: translateY(-150%);
    transition: var(--transition-normal);
    z-index: 999;
  }

  .nav-list[data-visible="true"] {
    transform: translateY(0);
  }

  .nav-link {
    font-size: var(--font-size-lg);
  }
}

/* Hero Section */
.hero {
  padding: calc(var(--space-xxl) * 2) 0 var(--space-xxl);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;

  /* Background image properties */
  background: url("../images/heroimage.png") no-repeat center center/cover;

  height: 100vh;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;

  /* background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);*/
  z-index: 0;
}

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

.hero-content {
  max-width: 600px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.hero-title span {
  color: var(--primary-color);
  position: relative;
  display: inline-block;
  animation: pop-in 1s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
}

@keyframes pop-in {
  0% {
    opacity: 0;
    transform: scale(0.8) rotate(-5deg);
  }
  100% {
    opacity: 1;
    transform: scale(1) rotate(0deg);
  }
}

.hero-title span::after {
  content: "";
  position: absolute;
  bottom: 5px;
  left: 0;
  width: 100%;
  height: 8px;
  background-color: rgba(245, 158, 11, 0.4);
  z-index: -1;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--gray-color);
  margin-bottom: var(--space-xl);
  max-width: 90%;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  transition: var(--transition-fast);
  border: 2px solid transparent;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-outline:hover,
.btn-outline:focus {
  background-color: rgba(37, 99, 235, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Responsive Hero */
@media (max-width: 992px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero-subtitle {
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-image {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 576px) {
  .hero-cta {
    flex-direction: column;
  }

  .hero {
    padding-top: calc(var(--space-xxl) * 1.5);
  }
}

/* Projects Section */

.projects {
  padding: var(--space-xxl) 0;
  background-color: #f8f9fa;
  position: relative;
  overflow: hidden;
}

.projects::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.03) 0%,
    rgba(124, 58, 237, 0.03) 100%
  );
  z-index: 0;
}

.projects .container {
  position: relative;
  z-index: 1;
}

.projects-container {
  position: relative;
  margin-top: var(--space-xl);
}

/* Filter Buttons - More Stylish */
.projects-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-xl);
  position: relative;
}

.filter-btn {
  padding: var(--space-xs) var(--space-lg);
  background-color: transparent;
  color: var(--dark-color);
  border: 2px solid var(--light-gray);
  border-radius: var(--border-radius-full);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.filter-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  z-index: -1;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s ease;
}

.filter-btn:hover,
.filter-btn:focus {
  color: white;
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.1);
}

.filter-btn:hover::before,
.filter-btn:focus::before {
  transform: scaleX(1);
  transform-origin: left;
}

.filter-btn.active {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: white;
  border-color: transparent;
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

/* Projects Grid - More Dynamic Layout */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
  position: relative;
}

.project-card {
  background-color: white;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: 0 15px 30px rgba(116, 124, 236, 0.05);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  transform: translateY(0);
  z-index: 1;
}

.project-card:hover {
  transform: translateY(-4px) scale(1.01); /* less movement and scale */
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08); /* softer shadow */
  z-index: 2;
}

.project-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to top,
    rgba(8, 77, 133, 0.7) 0%,
    transparent 50%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.project-card:hover::after {
  opacity: 1;
}

.project-figure {
  position: relative;
  overflow: hidden;
  height: 250px;
}

.project-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.project-card:hover .project-image {
  transform: scale(1.04); /* less zoom */
}

.project-content {
  padding: var(--space-lg);
  position: relative;
  z-index: 2;
  background-color: white;
  transition: all 0.3s ease;
}

.project-card:hover .project-content {
  background-color: transparent;
}

.project-category {
  display: inline-block;
  padding: var(--space-xxs) var(--space-sm);
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  margin-top: var(--space-xs); /* Optional: add margin above */
  margin-bottom: var(--space-xs); /* Optional: add margin below */
  position: relative;
  overflow: hidden;
}

.project-category::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--primary-dark) 0%,
    var(--secondary-color) 100%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.project-category:hover::after {
  opacity: 0;
}

.project-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--dark-color);
  transition: color 0.3s ease;
}

.project-card:hover .project-title {
  color: white;
}

.project-description {
  color: var(--gray-color);
  margin-bottom: var(--space-md);
  font-size: var(--font-size-sm);
  transition: color 0.3s ease;
}

.project-card:hover .project-description {
  color: rgba(255, 255, 255, 0.9);
}

.project-technologies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.technology-tag {
  display: inline-block;
  padding: var(--space-xxs) var(--space-sm);
  background-color: var(--light-gray);
  color: var(--dark-color);
  font-size: var(--font-size-sm);
  border-radius: var(--border-radius-full);
  transition: all 0.3s ease;
}

.project-card:hover .technology-tag {
  background-color: rgba(255, 255, 255, 0.2);
  color: white;
}

/* Projects Highlight Panel */
.projects-highlight {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  margin-top: var(--space-xl);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(37, 99, 235, 0.2);
}

.projects-highlight::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0) 70%
  );
  animation: rotate 15s linear infinite;
  z-index: 0;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.highlight-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.highlight-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.highlight-description {
  opacity: 0.9;
  margin-bottom: var(--space-lg);
}

.highlight-arrows {
  display: flex;
  justify-content: center;
  gap: var(--space-md);
}

.arrow-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  border: none;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
}

.arrow-btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.arrow-btn svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* Modal - Enhanced */
.modal {
  position: fixed;
  top: 0;
  left: 25vw;
  bottom: 0;
  width: 50%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal.open {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: white;
  border-radius: var(--border-radius-lg);
  width: 90%;
  max-width: 1000px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: var(--space-xl);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
  transform: translateY(50px) scale(0.95);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.modal.open .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 2;
}

.modal-close:hover {
  background-color: var(--primary-color);
  color: white;
  transform: rotate(90deg);
}

.modal-image-container {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  margin-bottom: var(--space-lg);
  height: 400px;
  width: 250px;
}

.modal-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.modal-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--dark-color);
}

.modal-category {
  display: inline-block;
  padding: var(--space-xs) var(--space-sm); /* Increased vertical padding */
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: white;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--border-radius-full);
  margin-top: var(--space-xs); /* Optional: add margin above */
  margin-bottom: var(--space-xs); /* Optional: add margin below */
}

.modal-date {
  display: block;
  color: var(--gray-color);
  margin-bottom: var(--space-lg);
}

.modal-description {
  margin-bottom: var(--space-lg);
  line-height: 1.8;
  font-size: var(--font-size-md);
}

.modal-technologies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
}

.modal-btn {
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  transition: var(--transition-fast);
  border: 2px solid transparent;
}

.modal-btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color) 0%,
    var(--secondary-color) 100%
  );
  color: white;
}

.modal-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(37, 99, 235, 0.2);
}

.modal-btn-outline {
  background-color: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.modal-btn-outline:hover {
  background-color: rgba(37, 99, 235, 0.1);
  transform: translateY(-2px);
}

/* Responsive Projects */
@media (max-width: 992px) {
  .projects-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  .modal-content {
    padding: var(--space-lg) var(--space-md);
  }

  .modal-image-container {
    height: 300px;
  }
}

@media (max-width: 768px) {
  .projects-filter {
    gap: var(--space-xs);
  }

  .filter-btn {
    padding: var(--space-xxs) var(--space-md);
  }

  .projects-highlight {
    padding: var(--space-lg) var(--space-md);
  }
}

@media (max-width: 576px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .modal-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }

  .modal-footer {
    flex-direction: column;
  }

  .modal-btn {
    width: 100%;
    text-align: center;
  }
}

/* Skills Section */
.skills {
  padding: var(--space-xxl) 0;
  background-color: var(--light-gray);
}

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

.skill-category {
  background-color: white;
  border-radius: var(--border-radius-md);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.skill-category:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.skill-category-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-lg);
  color: var(--primary-color);
  position: relative;
  padding-bottom: var(--space-sm);
}

.skill-category-title::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background-color: var(--accent-color);
}

.skill-items {
  display: grid;
  gap: var(--space-lg);
}

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

.skill-icon {
  width: 40px;
  height: 40px;
  background-color: var(--light-gray);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.skill-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--primary-color);
}

.skill-info {
  flex-grow: 1;
}

.skill-name {
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.skill-bar {
  height: 6px;
  background-color: var(--light-gray);
  border-radius: var(--border-radius-full);
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background-color: var(--primary-color);
  border-radius: var(--border-radius-full);
  width: 0;
  transition: width 1.5s ease-in-out;
}

/* Responsive Skills */
@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
}

/* About Section */
.about {
  padding: var(--space-xxl) 0;
  background-color: white;
  position: relative;
}

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

.about-text {
  max-width: 600px;
}

.about-details p {
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.about-image {
  position: relative;
}

.about-image .image-wrapper {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  position: relative;
  /*  box-shadow: var(--shadow-xl);*/
  text-box-trim: var(--transition-normal);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  position: relative;
  z-index: 2;
}

.image-highlight {
  position: absolute;
  top: 20px;
  left: 20px;
  width: 100%;
  height: 100%;
  background-color: var(--primary-color);
  border-radius: var(--border-radius-lg);
  z-index: 1;
  transition: var(--transition-normal);
}

.about-image:hover .image-highlight {
  top: 15px;
  left: 15px;
}

/* Stats */
.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.stat-item {
  text-align: center;
  padding: var(--space-md);
  background-color: var(--light-gray);
  border-radius: var(--border-radius-md);
}

.stat-number {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--gray-color);
}

/* Responsive About */
@media (max-width: 992px) {
  .about-content {
    grid-template-columns: 1fr;
  }

  .about-text {
    max-width: 100%;
    order: 2;
  }

  .about-image {
    order: 1;
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 576px) {
  .about-stats {
    grid-template-columns: 1fr;
  }
}

/* Contact Section */
.contact {
  padding: var(--space-xxl) 0;
  background-color: var(--light-gray);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.contact-form {
  background-color: white;
  padding: var(--space-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

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

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.form-control {
  width: 100%;
  padding: var(--space-sm);
  border: 1px solid var(--light-gray);
  border-radius: var(--border-radius-sm);
  font-family: inherit;
  font-size: var(--font-size-md);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

.error-message {
  color: #e53e3e;
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
  display: none;
}

.form-control.error {
  border-color: #e53e3e;
}

.form-control.error:focus {
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.1);
}

.form-success {
  background-color: #f0fff4;
  color: #2f855a;
  padding: var(--space-md);
  border-radius: var(--border-radius-sm);
  margin-top: var(--space-md);
  display: none;
}

/* Contact Info */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.info-item {
  display: flex;
  gap: var(--space-md);
  background-color: white;
  padding: var(--space-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.info-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.info-icon {
  width: 50px;
  height: 50px;
  background-color: var(--light-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--primary-color);
}

.info-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xs);
}

.info-text {
  color: var(--gray-color);
}

/* Responsive Contact */
@media (max-width: 992px) {
  .contact-content {
    grid-template-columns: 1fr;
  }
}

/* Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  transition-delay: calc(var(--animation-order, 0) * 0.1s);
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

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

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Performance Optimizations */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Print Styles */
@media print {
  * {
    color: black !important;
    background: white !important;
    box-shadow: none !important;
    text-shadow: none !important;
  }

  .header,
  .footer,
  .projects-filter,
  .modal-close {
    display: none !important;
  }

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

  a::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
    font-weight: normal;
  }
}

/* Focus Styles */
:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Skip to content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary-color);
  color: white;
  padding: var(--space-sm) var(--space-md);
  z-index: 100;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}