/* Base styles */
:root {
  --background: #f7f9fc;
  --foreground: #1c2d41;
  
  --card: #ffffff;
  --card-foreground: #1c2d41;
  
  --primary: #0D496D; /* Main branding color */
  --primary-foreground: #ffffff;
  
  --secondary: #f3f7fb;
  --secondary-foreground: #0D496D;
  
  --muted: #f3f7fb;
  --muted-foreground: #64748b;
  
  --accent: #e6f0f7;
  --accent-foreground: #0D496D;
  
  --destructive: #ef4444;
  --destructive-foreground: #ffffff;
  
  --border: #e2e8f0;
  --input: #e2e8f0;
  --ring: #0D496D;
  
  --radius: 0.75rem;

  /* Animation durations */
  --transition-slow: 0.5s;
  --transition-medium: 0.3s;
  --transition-fast: 0.2s;
}

.dark-mode {
  --background: #0f172a;
  --foreground: #f1f5f9;
  
  --card: #1e293b;
  --card-foreground: #f1f5f9;
  
  --primary: #38bdf8; /* Lighter blue for dark mode */
  --primary-foreground: #020617;
  
  --secondary: #1e293b;
  --secondary-foreground: #f1f5f9;
  
  --muted: #1e293b;
  --muted-foreground: #94a3b8;
  
  --accent: #1e293b;
  --accent-foreground: #f1f5f9;
  
  --destructive: #ef4444;
  --destructive-foreground: #ffffff;
  
  --border: #334155;
  --input: #334155;
  --ring: #38bdf8;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  border-color: var(--border);
}

html {
  scroll-behavior: smooth;
  font-feature-settings: "ss01", "ss02", "cv01", "cv02";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  font-size: 16px;
  transition: background-color 0.3s, color 0.3s;
}

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

ul, ol {
  list-style: none;
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Section styles */
.section {
  padding: 4rem 0;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  position: relative;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 4rem;
  height: 0.25rem;
  background-color: var(--primary);
  border-radius: 999px;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
}

.title-with-icon {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.title-with-icon svg {
  color: var(--primary);
}

/* Card styles */
.card {
  background-color: var(--card);
  color: var(--card-foreground);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  padding: 1.5rem;
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Button styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 500;
  transition: background-color 0.2s, transform 0.2s;
  cursor: pointer;
  border: none;
  font-size: 1rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

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

.btn-primary:hover {
  background-color: var(--primary);
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--secondary);
  color: var(--secondary-foreground);
}

.btn-secondary:hover {
  background-color: var(--secondary);
  opacity: 0.9;
  transform: translateY(-1px);
}

/* Tags */
.skill-tag, .tech-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
  transition: transform 0.2s;
}

.skill-tag {
  background-color: var(--accent);
  color: var(--accent-foreground);
}

.tech-tag {
  background-color: var(--secondary);
  color: var(--secondary-foreground);
  font-size: 0.75rem;
}

.skill-tag:hover, .tech-tag:hover {
  transform: scale(1.05);
}

/* Header styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: all 0.3s;
  padding: 1rem 0;
  background-color: transparent;
}

.header.scrolled {
  background-color: rgba(var(--card), 0.8);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  padding: 0.75rem 0;
}

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

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--foreground);
}

.desktop-nav {
  display: none;
}

@media (min-width: 768px) {
  .desktop-nav {
    display: flex;
    gap: 1.5rem;
  }
}

.nav-link {
  position: relative;
  padding: 0.5rem 0;
  color: var(--muted-foreground);
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--foreground);
}

.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: var(--primary);
  transition: width 0.3s;
}

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

.controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.control-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  background-color: var(--secondary);
  color: var(--secondary-foreground);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background-color 0.2s;
}

.control-btn:hover {
  background-color: var(--accent);
}

#language-toggle {
  width: auto;
  display: flex;
  gap: 0.5rem;
  padding: 0 0.75rem;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 4rem;
  left: 0;
  right: 0;
  background-color: var(--card);
  border-top: 1px solid var(--border);
  padding: 1rem 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  animation: slideDown 0.3s ease;
}

.mobile-menu.open {
  display: block;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav .nav-link {
  padding: 0.75rem 0;
}

.mobile-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* Profile section */
.profile-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.bg-elements {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.bg-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, var(--background), transparent);
}

.bg-shape-1 {
  position: absolute;
  top: 33%;
  right: 25%;
  width: 16rem;
  height: 16rem;
  background-color: rgba(var(--primary), 0.05);
  border-radius: 50%;
  filter: blur(50px);
}

.bg-shape-2 {
  position: absolute;
  bottom: 25%;
  left: 25%;
  width: 24rem;
  height: 24rem;
  background-color: rgba(var(--primary), 0.1);
  border-radius: 50%;
  filter: blur(50px);
}

.profile-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .profile-content {
    grid-template-columns: 5fr 7fr;
  }
}

.profile-image {
  display: flex;
  justify-content: center;
  order: 2;
}

@media (min-width: 1024px) {
  .profile-image {
    order: 1;
    justify-content: flex-end;
  }
}

.image-container {
  position: relative;
  width: 16rem;
  height: 16rem;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid var(--background);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  animation: float 4s ease-in-out infinite;
}

@media (min-width: 640px) {
  .image-container {
    width: 20rem;
    height: 20rem;
  }
}

.image-container::after {
  content: "";
  position: absolute;
  inset: -4px;
  background: linear-gradient(to bottom right, rgba(var(--primary), 0.2), transparent);
  border-radius: 50%;
  filter: blur(8px);
  z-index: -1;
}

.profile-info {
  text-align: center;
  order: 1;
}

@media (min-width: 1024px) {
  .profile-info {
    order: 2;
    text-align: left;
  }
}

.profile-tag {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background-color: var(--secondary);
  color: var(--secondary-foreground);
  font-size: 0.875rem;
  font-weight: 500;
}

.profile-name {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .profile-name {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .profile-name {
    font-size: 3.5rem;
  }
}

.profile-tagline {
  font-size: 1.25rem;
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 640px) {
  .profile-tagline {
    font-size: 1.5rem;
  }
}

@media (min-width: 1024px) {
  .profile-tagline {
    margin-left: 0;
  }
}

.profile-description {
  color: var(--muted-foreground);
  margin-bottom: 2rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 1024px) {
  .profile-description {
    margin-left: 0;
  }
}

.profile-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

@media (min-width: 1024px) {
  .profile-actions {
    justify-content: flex-start;
  }
}

/* About section */
.about-section {
  background-color: var(--secondary);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

@media (min-width: 1024px) {
  .about-content {
    grid-template-columns: 8fr 4fr;
  }
}

.about-bio {
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

.about-focus {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .about-focus {
    flex-direction: row;
  }
}

.focus-item {
  flex: 1;
}

.focus-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.focus-title svg {
  color: var(--primary);
}

.focus-content {
  color: var(--muted-foreground);
}

.about-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.info-title svg {
  color: var(--primary);
}

.info-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
}

.info-label {
  font-weight: 500;
  min-width: 6rem;
}

.info-name {
  font-weight: 500;
}

.info-detail {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Skills section */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.skill-card {
  height: 100%;
}

.skill-header {
  display: flex;
  align-items: center;
  margin-bottom: 1.25rem;
}

.skill-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: rgba(var(--primary), 0.1);
  color: var(--primary);
  border-radius: 0.5rem;
  margin-right: 0.75rem;
}

.skill-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
}

/* Experience section */
.experience-section {
  background-color: var(--secondary);
}

.experience-timeline {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.experience-item {
  display: flex;
  position: relative;
}

.timeline-dot {
  position: absolute;
  top: 2rem;
  left: 2rem;
  width: 1rem;
  height: 1rem;
  background-color: var(--primary);
  border-radius: 50%;
  display: none;
}

.timeline-line {
  position: absolute;
  top: 2.5rem;
  bottom: -2.5rem;
  left: 2.3rem;
  width: 1px;
  background-color: #235A7A;
  color: #235A7A;
  display: none;
}

.experience-item:last-child .timeline-line {
  display: none;
}

@media (min-width: 768px) {
  .timeline-dot, .timeline-line {
    display: block;

  }
  
  .experience-card {
    margin-left: 4rem;
  }
}

.experience-card {
  flex: 1;
}

.experience-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .experience-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.experience-title {
  font-size: 1.25rem;
  font-weight: 600;
}

.experience-company {
  font-size: 1.125rem;
  color: var(--primary);
}

.experience-period {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  white-space: nowrap;
}

.experience-list {
  margin-top: 1rem;
  list-style-type: disc;
  margin-left: 1.5rem;
  color: var(--muted-foreground);
}

.experience-list li {
  margin-bottom: 0.5rem;
}

.experience-list li::marker {
  color: var(--primary);
}

/* Internships section */
.internships-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

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

.internship-card {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.internship-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: rgba(var(--primary), 0.1);
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 999px;
  margin-bottom: 1rem;
}

.internship-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.internship-period {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.internship-description {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.internship-tags {
  display: flex;
  flex-wrap: wrap;
  margin-top: auto;
}

/* Education section */
.education-section {
  background-color: var(--secondary);
}

.education-timeline {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.education-item {
  display: flex;
  position: relative;
}

.timeline-marker {
  display: none;
  position: relative;
  margin-right: 2rem;
}

.marker-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background-color: rgba(var(--primary), 0.1);
  border: 1px solid rgba(var(--primary), 0.3);
  color: var(--primary);
  border-radius: 50%;
}

.education-item:not(:last-child) . {
  position: absolute;
  top: 3rem;
  bottom: -2rem;
  left: 50%;
  width: 1px;
  transform: translateX(-50%);
  background-color: var(--border);
}

@media (min-width: 768px) {
  .timeline-marker {
    display: block;
  }
}

.education-card {
  flex: 1;
}

.education-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .education-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.education-institution {
  font-size: 1.25rem;
  font-weight: 600;
}

.education-degree {
  font-size: 1.125rem;
  color: var(--primary);
  margin-top: 0.25rem;
}

.education-period {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  white-space: nowrap;
  background-color: var(--secondary);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
}

.education-location {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--muted-foreground);
  margin-top: 0.5rem;
}

/* Projects section */
.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

@media (min-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.project-image {
  height: 12rem;
  background: linear-gradient(to bottom right, rgba(var(--primary), 0.05), rgba(var(--primary), 0.2));
  border-top-left-radius: var(--radius);
  border-top-right-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--card), transparent 50%);
}

.project-image svg {
  color: var(--primary);
  opacity: 0.5;
  transition: opacity 0.3s;
}

.project-card:hover .project-image svg {
  opacity: 0.7;
}

.project-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  border-top: none;
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
}

.project-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  transition: color 0.2s;
}

.project-card:hover .project-title {
  color: var(--primary);
}

.project-description {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-bottom: 1rem;
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.project-link {
  padding-top: 1rem;
  margin-top: auto;
  border-top: 1px solid var(--border);
}

.link {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary);
}

.link:hover {
  text-decoration: underline;
}

/* Achievements section */
.achievements-section {
  background-color: var(--secondary);
}

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

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

.achievement-card {
  height: 100%;
  transition: transform 0.3s, box-shadow 0.3s;
}

.achievement-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.achievement-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  background-color: rgba(var(--primary), 0.1);
  color: var(--primary);
  border-radius: 9999px;
  margin-bottom: 1.25rem;
}

.achievement-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.achievement-description {
  color: var(--muted-foreground);
}

/* Languages section */
.languages-certificates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

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

.language-item {
  margin-bottom: 1.5rem;
}

.language-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.language-name {
  display: flex;
  align-items: center;
  font-weight: 500;
}

.language-flag {
  font-size: 1.5rem;
  margin-right: 0.75rem;
}

.language-level {
  padding: 0.125rem 0.5rem;
  background-color: rgba(var(--primary), 0.1);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 0.25rem;
}

.language-progress {
  height: 0.5rem;
  background-color: var(--secondary);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary);
  border-radius: 999px;
  width: 0%;
  transition: width 1s ease-out;
}

.certificate-item {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
  transition: border-color 0.3s;
}

.certificate-item:hover {
  border-color: rgba(var(--primary), 0.3);
}

.certificate-title {
  font-weight: 500;
}

.certificate-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 0.25rem;
}

.certificate-issuer {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.certificate-year {
  font-size: 0.75rem;
  padding: 0.125rem 0.5rem;
  background-color: var(--secondary);
  color: var(--secondary-foreground);
  border-radius: 0.25rem;
}

/* Contact section */
.contact-section {
  background-color: var(--secondary);
}

.contact-card {
  max-width: 48rem;
  margin: 0 auto;
}

.contact-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.contact-info {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .contact-info {
    grid-template-columns: repeat(2, 1fr);
  }
}

.contact-item {
  display: flex;
  align-items: flex-start;
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: rgba(var(--primary), 0.1);
  color: var(--primary);
  border-radius: 9999px;
  margin-right: 1rem;
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
  margin-bottom: 0.25rem;
}

.contact-value {
  display: flex;
  align-items: center;
  transition: color 0.2s;
}

.contact-value:hover {
  color: var(--primary);
}

.external-link-icon {
  margin-left: 0.375rem;
  opacity: 0.7;
}

.contact-social {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.contact-social-title {
  font-weight: 500;
  margin-bottom: 1rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--secondary);
  color: var(--muted-foreground);
  border-radius: 9999px;
  transition: background-color 0.2s, color 0.2s;
}

.social-link:hover {
  background-color: var(--secondary);
  opacity: 0.7;
  color: var(--foreground);
}

/* Footer */
.footer {
  background-color: var(--background);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
  }
}

.footer-copyright {
  color: var(--muted-foreground);
}

.back-to-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 500;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.back-to-top:hover {
  color: var(--foreground);
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  max-width: 24rem;
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  padding: 1rem;
  z-index: 1000;
  transform: translateY(150%);
  visibility: hidden;
  transition: transform 0.3s, visibility 0.3s;
}

.toast.visible {
  transform: translateY(0);
  visibility: visible;
}

.toast-content {
  display: flex;
  align-items: center;
}

.toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background-color: rgba(var(--primary), 0.1);
  color: var(--primary);
  border-radius: 9999px;
  margin-right: 0.75rem;
}

.toast-icon.error {
  background-color: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

.toast-message {
  flex: 1;
}

.toast-progress {
  height: 0.25rem;
  background-color: var(--primary);
  border-radius: 999px;
  margin-top: 0.75rem;
  width: 100%;
  animation: progress 3s linear forwards;
}

.toast-progress.error {
  background-color: #ef4444;
}

@keyframes progress {
  0% {
    width: 100%;
  }
  100% {
    width: 0%;
  }
}

/* Utility classes */
.md-hidden {
  display: block;
}

@media (min-width: 768px) {
  .md-hidden {
    display: none;
  }
}

.hidden {
  display: none;
}

/* Animations */
@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animated {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s, transform 0.6s;
}

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

/* Print styles */
@media print {
  body {
    background-color: white;
    color: black;
  }
  
  .header, .footer, .mobile-menu, .btn {
    display: none !important;
  }
  
  .section {
    padding: 1rem 0;
    page-break-inside: avoid;
  }
  
  .card {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
  }
  
  .animated {
    opacity: 1 !important;
    transform: none !important;
  }
  
  a[href]:after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
  }
}