/* Base styles */
:root {
    --primary: #0077b6;
    --secondary: #00b4d8;
    --accent: #09ac45ca;
    --light: #f8f9fa;
    --dark: #212529;
    --gradient: linear-gradient(135deg, var(--primary), var(--secondary));
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
  }
  
  body {
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
  }
  
  html, body {
    margin: 0;
    padding: 0;
    overflow-x: hidden; /* helps hide accidental overflow */
  }  
  
  a {
    text-decoration: none;
    color: var(--primary);
    transition: color 0.3s ease;
  }
  
  a:hover {
    color: var(--accent);
  }
  
  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center; 
  }
  
  .btn {
    display: inline-block;
    padding: 12px 30px;
    background: var(--gradient);
    color: white;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 119, 182, 0.3);
  }
  
  .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 119, 182, 0.4);
    color: white;
  }
  
  .btn-secondary {
    background: white;
    color: var(--primary);
    border: 2px solid var(--primary);
  }
  
  .btn-secondary:hover {
    background: var(--primary);
    color: white;
  }
  
  .section {
    padding: 100px 0;
  }
  
  .section-title {
    text-align: center;
    margin-bottom: 60px;
    font-size: 2.5rem;
    font-weight: 700;
    position: relative;
  }
  
  .section-title:after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: var(--gradient);
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
  }
  
  img {
    max-width: 100%;
    height: auto;
  }
  
  /* Header */
  header {
    background-color: white;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    z-index: 100;
    padding: 20px 0;
    transition: all 0.3s ease-in-out;
  }
  
  nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
  }
  
  .nav-links {
    display: flex;
    list-style: none;
  }
  
  .nav-links li {
    margin-left: 30px;
  }
  
  .nav-links a {
    font-weight: 600;
    font-size: 1.1rem;
  }
  
  /* Hero Section */
  .hero {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: url('/api/placeholder/1200/800') center/cover; 
    position: relative;
  }
  
  .hero:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
  }

  .hero .container {
    max-width: 800px;     /* optional: limit width */
    margin: 0 auto;       /* keep container centered if it shrinks */
    text-align: left;     /* ensures text is left-aligned */
  }
  
  .hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
  }
  
  .hero h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
  }
  
  .hero h1 br {
    margin-bottom: 10px;
  }
  
  .hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 600px;

  }
  
  .hero .highlight {
    color: var(--accent);
    font-weight: 700;
  }
  
  .cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
  }
  
  /* About Section */
  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
  }
  
  .about-image {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  }

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}
  
  .about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
  }
  
  .icon-list {
    margin-top: 30px;
  }
  
  .icon-item {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
  }
  
  .icon-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-right: 15px;
  }
  
  /* Skills Section */
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 30px;
  }
  
  .skill-card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  }

.skill-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary);
}
  
  .skill-list {
    list-style: none;
  }
  
  .skill-list li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
  }
  
  .skill-list li:before {
    content: '•';
    color: var(--accent);
    font-weight: bold;
    margin-right: 10px;
  }
  
  /* Experience Section */
  .timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
  }
  
  .timeline:before {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--primary);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
  }
  
  .timeline-item {
    padding: 20px 40px;
    position: relative;
    width: 50%;
    box-sizing: border-box;
    margin-bottom: 50px;
    opacity: 0;
    transform: translateX(-30px);
    animation: slideIn 0.5s ease forwards;
    animation-play-state: paused;
  }
  
  .timeline-item:nth-child(odd) {
    left: 0;
  }
  
  .timeline-item:nth-child(even) {
    left: 50%;
  }
  
  .timeline-item:after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    right: -10px;
    background: white;
    border: 4px solid var(--primary);
    border-radius: 50%;
    top: 20px;
    z-index: 1;
  }
  
  .timeline-item:nth-child(even):after {
    left: -10px;
  }
  
  .timeline-content {
    background: white;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  }
  
  .timeline-date {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 10px;
    display: block;
  }

  .timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
  }
  
  .timeline-content h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: #555;
  }
  
  .achievement {
    margin-top: 15px;
    padding-left: 20px;
    position: relative;
  }

  .achievement:before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
  }
  @keyframes slideIn {
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }
  
  /* Projects Section */
  .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
  }
  
  .project-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.4s ease;
  }
  
  .project-card:hover {
    transform: translateY(-10px);
  }
  
  .project-image {
    height: 200px;
    overflow: hidden;
  }
  
  .project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
  }
  
  .project-card:hover .project-image img {
    transform: scale(1.05);
  }
  
  .project-card.active {
    border-color: #3498db;
  }
  
  .project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
  }
  
  .project-content p {
    margin-bottom: 20px;
    color: #666;
  }
  
  .project-links {
    display: flex;
    gap: 15px;
  }
  
  /* Contact Section */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
  }
  
  .contact-info {
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  }

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}
  
  .contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    margin-left: 10px;
  }
  
  .contact-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-right: 10px;
    margin-left: 15px;
  }

  .contact-info p {
    margin-bottom: 30px;
  }
  
  .contact-form {
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
  }

  .contact-form h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    }
  
  .form-group {
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.5s ease forwards;
    animation-delay: calc(var(--i, 0) * 0.1s);
  }
  




    .form-control {
        width: 100%;
        padding: 15px;
        border: 1px solid #ddd;
        border-radius: 5px;
        font-size: 1rem;
        transition: border-color 0.3s ease;
    }

    .form-control:focus {
        border-color: var(--primary);
        outline: none;
    }

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

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

  /* Footer */
    footer {
        background: var(--dark);
        color: white;
        padding: 60px 0 30px;
    }

    .footer-content {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr;
        gap: 50px;
        margin-bottom: 40px;
    }

    .footer-about h3,
    .footer-links h3,
    .footer-social h3 {
        font-size: 1.15rem;
        margin-bottom: 20px;
        color: white;
    }

    .footer-about p {
        margin-bottom: 20px;
    }


    .footer-social i {
        margin-right: 10px;
        font-size: 1.2rem;
    }

    .footer-bottom {
        text-align: center;
        padding-top: 30px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-links ul {
        list-style: none;    /* remove the bullet points */
        margin: 0;           /* remove default list margins */
        padding: 0;          /* remove default list padding */
    }
    
  
/* Animation Styles */

    /* Smooth scrolling on the whole page */
    html {
        scroll-behavior: smooth;
    }

    /* Header animation on scroll */
    header {
        transition: all 0.3s ease-in-out;
    }
  
  /* Header scrolled effect */
  header.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  }
  
  /* Sections fade in on scroll */
  .section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  
  .section.in-view {
    opacity: 1;
    transform: translateY(0);
  }

  /* Timeline animations */
.timeline-item {
    opacity: 0;
    transform: translateX(-30px);
    animation: slideIn 0.5s ease forwards;
    animation-play-state: paused;
}

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

.timeline-item.in-view {
    animation-play-state: running;
}

/* Skill cards animation */
.skill-card {
    transition: all 0.3s ease;
}

.skill-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* Project cards animation */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 40px;
    align-items: stretch; /* Ensures cards fill the row height */
}
  
.project-card {
    display: flex;
    flex-direction: column;
    min-height: 500px;
    transition: all 0.4s ease;
    overflow: hidden;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.project-card .project-image img {
    transition: transform 0.7s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-card.active {
    border-color: #3498db;
}

.project-content {
    /* Fill all remaining space inside the card */
    flex: 1;
    display: flex;
    flex-direction: column;
  }
  .project-card p {
    margin: 20px;
  }
.hero-content,
.about-content,
.project-card p,
.skill-card, 
.timeline-content{
  text-align: left;
}

.project-links {
    margin-top: auto;          /* push to bottom */
    display: flex;
    justify-content: center;   /* center horizontally */
    padding-bottom: 20px;      /* optional spacing */
}

/* Button hover effects */
.btn {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn:after {
    content: '';
    position: absolute;
    width: 0%;
    height: 100%;
    top: 0;
    left: -10%;
    transform: skewX(20deg);
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.4s ease;
}

.btn:hover:after {
    width: 120%;
    left: -10%;
}

/* Hero section typing animation styles */
.hero-content h1 {
    border-right: 2px solid transparent;
    white-space: nowrap;
    overflow: hidden;
    animation: blink-caret 0.75s step-end infinite;
}

@keyframes blink-caret {
    from, to { border-color: transparent }
    50% { border-color: #3498db }
}

/* Fade in animation for form elements */
.form-group {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.5s ease forwards;
    animation-delay: calc(var(--i, 0) * 0.1s);
}

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

/* Set animation delay for form elements */
.contact-form .form-group:nth-child(1) { --i: 1; }
.contact-form .form-group:nth-child(2) { --i: 2; }
.contact-form .form-group:nth-child(3) { --i: 3; }
.contact-form .form-group:nth-child(4) { --i: 4; }

  /* Responsive */
  @media (max-width: 992px) {
    .about-grid,
    .contact-grid,
    .footer-content {
      grid-template-columns: 1fr;
      gap: 30px;
    }
    
    .section {
      padding: 80px 0;
    }
    
    .timeline:before {
      left: 30px;
    }
    
    .timeline-item {
      width: 100%;
      left: 0 !important;
      padding-left: 70px;
      padding-right: 0;
    }
    
    .timeline-item:after {
      left: 21px !important;
      right: auto;
    }
  }
  
  @media (max-width: 768px) {
    .hero h1 {
      font-size: 3rem;
    }
    
    .hero p {
      font-size: 1.1rem;
    }
    
    .projects-grid {
      grid-template-columns: 1fr;
    }
    
    .nav-links {
      display: none;
    }
    
    .mobile-menu-btn {
      display: block;
      cursor: pointer;
    }
    
    .nav-links {
      flex-direction: column;
      background: white;
      position: absolute;
      top: 60px;
      right: 20px;
      width: 200px;
      box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
      border-radius: 10px;
      padding: 10px;
    }
  
    .nav-links.active {
      display: flex;
    }
  
    .nav-links li {
      margin: 10px 0;
      text-align: center;
    }
  }