/* ==========================================================================
   Table of Contents
   1. Imports
   2. Variables
   3. Base Styles
   4. Layout
   5. Typography
   6. Header & Navigation
   7. Main Content Sections
   8. Footer
   9. Utility Classes
   10. Animations
   11. Media Queries
   12. Interactive Elements
   ========================================================================== */

/* 1. Imports
   ========================================================================== */
@import url("https://fonts.googleapis.com/css2?family=Courier+Prime&display=swap");
@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0/css/all.min.css");

/* 2. Variables
   ========================================================================== */
:root {
  --accent-color: rgb(34, 171, 221);
  --bg-color: rgba(249, 249, 249, 0.98);
  --text-color: #f6f6f6;
  --card-bg: #2d2d2d;
  --shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  --hover-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  --header-height: 6rem;
  --footer-height: 6rem;
  --button-gradient: linear-gradient(135deg, #00c6ff 0%, #0072ff 100%);
  --button-hover-gradient: linear-gradient(135deg, #0072ff 0%, #00c6ff 100%);
}

/* 3. Base Styles
   ========================================================================== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  margin: 0;
  padding: 0;
  color: var(--text-color);
  line-height: 1.6;
  min-height: 100vh;
  background-color: rgba(45, 45, 45, 0.8);
  z-index: -1;
}

/* 4. Layout
   ========================================================================== */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 2rem;
  padding-right: 2rem;
  border-radius: 8px;
  backdrop-filter: blur(5px);
}

/* 5. Typography
   ========================================================================== */
h2 {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
  color: #ffffff;
  position: relative;
}

/* 6. Header & Navigation
   ========================================================================== */
header {
  position: sticky;
  top: 1rem;
  z-index: 1000;
  width: fit-content;
  margin: 0 auto;
  border-radius: 50px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  padding: 0.5rem 3rem;
  background: rgba(51, 51, 51, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.header-wrapper {
  position: sticky;
  top: 0;
  padding: 1rem;
  z-index: 1000;
}

nav {
  display: flex;
  gap: 1rem;
}

nav a {
  color: white;
  text-decoration: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: background-color 0.3s;
}

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

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu span {
  display: block;
  width: 30px;
  height: 3px;
  background-color: white;
  transition: all 0.3s ease;
}

/* 7. Main Content Sections
   ========================================================================== */

/* Welcome Section */
.welcome {
  height: calc(100vh - var(--header-height));
  display: flex;
  justify-content: center;
  align-items: center;
}

.welcome-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.greeting {
  font-size: 3rem;
}

.name {
  font-size: 5rem;
  font-weight: bold;
  letter-spacing: 2px;
  margin: 0;
  line-height: 0.8;
}

.title {
  font-size: 2rem;
  color: #cccccc;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.subtitle {
  font-size: 1.5rem;
  color: #999999;
  margin: 0.1rem;
  line-height: 1.2;
}

/* Profile Section */
.profile-section {
  display: flex;
  gap: 2rem;
  align-items: center;
  margin-bottom: 3rem;
}

.profile-img {
  width: 400px;
  height: 400px;
  border-radius: 20%;
  object-fit: cover;
}

/* Skills Section */
#skills {
  margin-top: 100px;
}
.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}
.skill-item {
  display: flex;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}
.skill-card {
  padding: 2rem;
  border: 1px solid white;
  border-radius: 10px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  background-color: rgba(45, 45, 45, 0.9);
}

.skill-card:hover {
  transform: translateY(-5px);
}

.skill-icon {
    width: 2rem; /* Define the width of the icon */
    height: 2rem; /* Define the height of the icon */
    color: var(--text-color);
    margin-bottom: 1rem;
    font-size: 2rem;
    text-align: center;
    display: block; /* Ensure proper display for width and height */
  }
  

.skill-card h3 {
  color: #ffffff;
  margin-bottom: 1.5rem;
  text-align: center;
  font-size: 1.25rem;
}

.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.skill-tag {
  background: #e3f2fd;
  color: #0984e3;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.skill-tag:hover {
  background: #0984e3;
  color: white;
}

/* Projects Section */
.projects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.project-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-content: flex-start;
  background-color: rgba(45, 45, 45, 0.9);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  height: 100%;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.project-card p {
  flex-grow: 1;
  margin-bottom: 1rem;
}

.app-logo {
  width: 80px;
  height: auto;
  margin-bottom: 15px;
}

.tech-stack {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.tech-icon {
  background-color: #f0f0f0;
  padding: 5px 10px;
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.tech-icon i {
  font-size: 24px !important;
  width: 1em;
  height: 1em;
  color: #333;
}

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

.project-links a,
.project-links a:visited {
  color: #007bff;
  text-decoration: none;
  transition: color 0.2s;
}

.project-links a:hover {
  color: #0056b3;
}

/* Languages Section */
.languages {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  padding: 1rem 0;
}

.language-item {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--card-bg);
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  background-color: rgba(45, 45, 45, 0.9);
}

.language-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--accent-color);
  border-radius: 4px 0 0 4px;
}

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

.language-name {
  font-size: 1.25rem;
  font-weight: bold;
  color: var(--text-color);
  margin: 0;
}

.language-level {
  color: var(--accent-color);
  font-size: 0.9rem;
  margin-top: 0.5rem;
}

/* Resume Section */
#resume {
  padding: 0;
  position: relative;
}

.timeline {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 0;
}

.timeline::before {
  content: "";
  position: absolute;
  width: 2px;
  background: var(--accent-color);
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

.timeline-item {
  padding: 2rem 0;
  position: relative;
  width: 50%;
  animation: slideIn 0.6s ease-out forwards;
  opacity: 0;
}

.timeline-item:nth-child(even) {
  left: 50%;
}

.timeline-dot {
  width: 20px;
  height: 20px;
  background: var(--accent-color);
  border-radius: 50%;
  position: absolute;
  top: 2.5rem;
  right: -10px;
  border: 4px solid var(--bg-color);
  box-shadow: 0 0 0 4px rgba(34, 171, 221, 0.3);
  transition: all 0.3s ease;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -10px;
}

.timeline-content {
  padding: 1.5rem;
  background-color: rgba(45, 45, 45, 0.9);
  border-radius: 8px;
  box-shadow: var(--shadow);
  margin: 0 2rem;
  position: relative;
  transition: transform 0.3s ease;
}

.timeline-content h3 {
  font-size: 1.5rem;
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: var(--hover-shadow);
}

.resume-buttons {
  text-align: left;
  margin-top: 1rem;
}

.download-cv,
.copy-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-image: var(--button-gradient);
  color: white;
  padding: 1rem 2rem;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
}

.download-cv:hover,
.copy-button:hover {
  background-image: var(--button-hover-gradient);
  transform: translateY(-2px);
}

/* Certificates Section */
.certificates {
  padding: 1rem;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.certificate {
  position: relative;
  margin-bottom: 1.5rem;
  padding: 1.5rem;
  background-color: rgba(45, 45, 45, 0.9);
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  overflow: hidden;
}

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

.certificate:hover::after {
  transform: scale(1.05);
}

.certificate h4 {
  font-size: 1.25rem;
  color: var(--text-color);
  margin-top: 0;
  margin-bottom: 0.5rem;
  padding-right: 35px;
}

.certificate p {
  color: var(--text-color);
  margin: 0;
}

/* .certificate div {
  display: flex;
  flex-direction: column;
} */

.certificate::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 40px 40px 0;
  border-color: transparent var(--accent-color) transparent transparent;
  box-shadow: 1px -1px 3px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  z-index: -0.5;
}

.certificate-btn {
  background-color: #0984e3;
  color: white;
  border: none;
  padding: 5px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
  font-size: 16px;
  margin-top: 10px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
/* 8. Footer
   ========================================================================== */
footer {
  background-color: var(--card-bg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 15px;
}

.social-links a {
  color: #333;
  transition: color 0.3s;
  display: flex;
  align-items: center;
  text-decoration: none;
}

.social-links a:hover {
  color: #4776e6;
}

.social-links .fa-linkedin {
  font-size: 40px;
  color: #0077b5;
}

.social-links .fa-github {
  font-size: 40px;
  color: #ffffff;
}

/* 9. Utility Classes
   ========================================================================== */
.hidden {
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card-footer {
  margin-top: auto;
}

/* 10. Animations
   ========================================================================== */
@keyframes slide {
  0% {
    transform: translateX(-25%);
  }
  100% {
    transform: translateX(25%);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0) rotate(45deg);
  }
  40% {
    transform: translateY(-30px) rotate(45deg);
  }
  60% {
    transform: translateY(-15px) rotate(45deg);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

.wave {
  display: inline-block;
  animation: wave-animation 2.5s infinite;
  transform-origin: 70% 70%;
}

@keyframes wave-animation {
  0% {
    transform: rotate(0deg);
  }
  10% {
    transform: rotate(14deg);
  }
  20% {
    transform: rotate(-8deg);
  }
  30% {
    transform: rotate(14deg);
  }
  40% {
    transform: rotate(-4deg);
  }
  50% {
    transform: rotate(10deg);
  }
  60% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(0deg);
  }
}

/* Background Effects */
.bg-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: -1;
}

.bg {
  animation: slide 5s ease-in-out infinite alternate;
  background-image: linear-gradient(-60deg, #2980b9 50%, #434343 50%);
  bottom: 0;
  left: -50%;
  opacity: 0.5;
  position: fixed;
  right: -50%;
  top: 0;
  z-index: -2;
}

.bg2 {
  animation-direction: alternate-reverse;
  animation-duration: 10s;
}

.bg3 {
  animation-duration: 15s;
}

/* 11. Media Queries
   ========================================================================== */
@media (max-width: 768px) {
  header {
    width: auto;
    padding: 1rem 1rem;
    position: absolute;
  }

  .header-wrapper {
    width: 100%;
    display: flex;
    justify-content: flex-start;
  }

  .mobile-menu {
    display: flex;
  }

  nav {
    display: none;
    position: fixed;
    top: 50px;
    left: 20px;
    background-color: #333;
    background-image: linear-gradient(315deg, #2d2d2d 0%, #000000 100%);
    padding: 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    border-radius: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    width: fit-content;
    min-width: 200px;
    z-index: -1;
  }

  nav.active {
    display: flex;
  }

  .mobile-menu.active span:first-child {
    transform: translateY(7px) rotate(45deg);
  }

  .mobile-menu.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu.active span:last-child {
    transform: translateY(-7px) rotate(-45deg);
  }

  nav a {
    width: 100%;
    text-align: left;
    padding: 0.75rem 1rem;
  }

  nav a.active {
    background-color: var(--accent-color);
    color: white;
    font-weight: bold;
  }

  .welcome-content {
    width: 90%;
    gap: 0.5rem;
  }

  .welcome-content .greeting {
    font-size: 1.5rem;
  }

  .welcome-content h1 {
    font-size: 2.1rem;
  }

  .welcome-content h2,
  .welcome-content h3 {
    font-size: 1.25rem;
  }

  .welcome-content p {
    font-size: 0.9rem;
    line-height: 1.4;
  }

  .profile-section {
    flex-direction: column;
    text-align: center;
  }

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

  .timeline::before {
    left: 31px;
  }

  .timeline-item {
    width: 100%;
    padding-left: 70px;
  }

  .timeline-item:nth-child(even) {
    left: 0;
  }

  .timeline-dot {
    left: 22px;
    right: auto;
  }

  .timeline-item:nth-child(even) .timeline-dot {
    left: 22px;
  }

  .timeline-content {
    margin: 0;
  }

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

  .certificate::after {
    border-width: 0 40px 40px 0;
  }

  .certificate::before {
    font-size: 12px;
    top: 6px;
    right: 6px;
  }

  footer {
    width: 100%;
  }

  .contact-container,
  .resume-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }

  .copy-button,
  .download-cv {
    display: flex;
    align-items: center;
  }

  .social-links {
    display: flex;
    align-items: center;
    gap: 15px;
  }

  .social-links a {
    color: #333;
    transition: color 0.3s;
    display: flex;
    align-items: center;
    text-decoration: none;
  }

  .social-links .fa-linkedin {
    font-size: 40px;
    color: #0077b5;
  }

  .social-links .fa-github {
    font-size: 40px;
    color: #ffffff;
  }
  .project-content {
    flex-direction: column; /* Stack items vertically */
  }

  .current-project-card {
    flex-direction: column; /* Ensure the card content stacks vertically */
    align-items: center; /* Center the card content */
  }

  .project-image {
    margin: 0 0 20px 0; /* Remove right margin and add bottom margin */
    width: 100%; /* Make the image responsive */
  }

  .current-project-card h3 {
    font-size: 1.5rem; /* Adjust heading size for smaller screens */
  }

  .current-project-card p {
    font-size: 1rem; /* Adjust paragraph size for smaller screens */
  }
}

@media only screen and (max-width: 768px), (hover: none) {
  .scroll-indicator {
    display: none;
  }
}

/* 12. Interactive Elements
   ========================================================================== */
.scroll-top-btn {
  height: 45px;
  width: 60px;
  position: fixed;
  bottom: calc(20px + var(--footer-height));
  right: 20px;
  padding: 5px 5px;
  background-image: var(--button-gradient);
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  display: none;
  z-index: 10;
  font-size: 1rem;
}

.scroll-top-btn:hover {
  background-image: var(--button-hover-gradient);
  transform: translateY(-2px);
}

.load-more-btn {
  align-self: center;
  margin-top: 1rem;
  padding: 0.75rem 2rem;
  background-image: var(--button-gradient);
  color: white;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 0.3s ease, background-image 0.3s ease;
}

.load-more-btn:hover {
  background-image: var(--button-hover-gradient);
  transform: translateY(-2px);
}

.contact-container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 15px;
}

.contact {
  display: flex;
  align-items: center;
  gap: 10px;
}

.contact i {
  color: #0077b5;
}

.contact a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact a:hover {
  color: #0077b5;
  text-decoration: underline;
}

.scroll-indicator {
  position: fixed;
  top: 80vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: white;
  font-family: Arial, sans-serif;
  opacity: 1;
  transition: opacity 0.5s ease;
  animation: float 6s ease-in-out infinite;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: solid white;
  border-width: 0 3px 3px 0;
  transform: rotate(70deg);
  animation: bounce 3s infinite;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s ease-out, transform 1s ease-out;
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.read-more-btn {
  background-color: #0984e3;
  color: white;
  border: none;
  padding: 5px 10px;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
  font-size: 16px;
}

.read-more-btn:hover {
  background-color: #0056b3;
}

.modal {
  position: fixed;
  z-index: 10000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow-y: auto;
  background-color: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal-content {
  background-color: #2d2d2d;
  padding: 20px;
  border: 1px solid #888;
  width: 90%;
  max-width: 800px;
  border-radius: 10px;
  position: relative;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transform: scale(0.7);
  transition: transform 0.3s ease;
}

.modal.active .modal-content {
  transform: scale(1);
}

.close {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 1;
}

.close:hover,
.close:focus {
  color: #fff;
  text-decoration: none;
  cursor: pointer;
}

.modal-content h2 {
  color: #0984e3;
  margin-bottom: 30px;
}

.modal-content h3 {
  color: #0984e3;
  margin-top: 20px;
  margin-bottom: 10px;
}

.modal-content ul {
  padding-left: 20px;
  margin-bottom: 15px;
}

.modal-content li {
  margin-bottom: 5px;
}

.view-project-btn {
  display: inline-block;
  background-color: #0984e3;
  color: white;
  padding: 10px 20px;
  border-radius: 5px;
  text-decoration: none;
  margin-bottom: 15px;
  transition: background-color 0.3s;
}

.view-project-btn:hover {
  background-color: #0056b3;
}

.modal-short-description {
  font-style: italic;
  margin-bottom: 15px;
}

.modal-separator {
  border: 0;
  height: 1px;
  background-color: #888;
  margin: 20px 0;
}

.modal-long-description {
  line-height: 1.6;
}

/*.project-card[data-project="ecoal23"] {
    background:
            linear-gradient(180deg, rgba(0, 0, 0, 0.60) 0%, #333333 50%),
            linear-gradient(180deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0.2) 20%),
            url('assets/images/eCoal23/Home.png') 0 0 / cover no-repeat;
}*/

.current-project {
  width: 100%;
}
.project-content {
  display: flex;
}

.current-project-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-content: flex-start;
  background-color: rgba(45, 45, 45, 0.9);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  height: 100%;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.current-project-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.current-project-card p {
  flex-grow: 1;
  margin-bottom: 1rem;
}
.current-project-card h3 {
  margin: 0;
  font-size: 2rem;
}
.project-text {
  color: white;
  flex: 1;
  text-align: left;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.project-image {
  margin-right: 20px;
  height: 300px;
  border-radius: 8px;
}
.certificate-image {
  width: 150px;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}