/* =========================
   Enhanced CSS - Portfolio & Modal Updates
   ========================= */

/* Global Styles */
:root {
  --primary: #ff9800;
  --primary-hover: #ffb74d;
  --secondary: #00bfa6;
  --secondary-hover: #00d8bb;
  --dark: #0f0f0f;
  --darker: #0a0a0a;
  --card-bg: #1a1a1a;
  --text: #f5f5f5;
  --text-muted: #aaa;
  --border: rgba(255,255,255,0.1);
  --overlay-black: rgba(0,0,0,0.6);
  --transition: all 0.3s ease;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section { padding: 80px 0; }

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--primary);
  border-radius: 2px;
}

.section-subtitle { color: var(--text-muted); text-align: center; max-width: 700px; margin: 0 auto 40px; }

/* Header */
#main-header {
  position: fixed; top: 0; width: 100%;
  background: rgba(15, 15, 15, 0.98); backdrop-filter: blur(10px);
  z-index: 1000; padding: 15px 0; border-bottom: 1px solid var(--border);
}

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

/* Ensure mobile clickability of social icons */
.header-social-icons { position: relative; z-index: 1002; }
.header-social-icons a { color: var(--text); font-size: 1.1rem; margin-right: 15px; transition: var(--transition); }
.header-social-icons a:hover { color: var(--primary); transform: translateY(-2px); }

.main-nav { display: flex; align-items: center; }

.nav-link {
  color: var(--text); text-decoration: none; font-weight: 500; margin-left: 30px;
  position: relative; transition: var(--transition);
}
.nav-link::after {
  content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px; background: var(--primary); transition: var(--transition);
}
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-link:hover, .nav-link.active { color: var(--primary); }

/* Hero */
.hero-section { padding: 160px 0 100px; background: linear-gradient(to right, var(--darker) 0%, rgba(15,15,15,0.8) 100%); }
.hero-content { display: flex; align-items: center; justify-content: space-between; gap: 60px; }
.hero-text { flex: 1; }
.hero-content h1 { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 700; line-height: 1.2; margin-bottom: 15px; }
.hero-content h2 { font-size: 1.5rem; font-weight: 400; color: var(--primary); margin-bottom: 20px; }
.hero-description { font-size: 1.1rem; margin-bottom: 30px; color: var(--text-muted); max-width: 600px; }
.hero-cta { display: flex; gap: 20px; margin-top: 30px; }
.hero-image { flex: 0 0 40%; position: relative; }
.profile-image-frame { width: 380px; height: 380px; border-radius: 50%; overflow: hidden; border: 5px solid var(--primary); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.profile-image { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.profile-image:hover { transform: scale(1.05); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 28px; border-radius: 50px; font-weight: 600; text-decoration: none;
  transition: var(--transition); border: none; cursor: pointer; font-size: 1rem;
}
.btn-primary { background: var(--primary); color: #000; }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-2px); box-shadow: 0 5px 15px rgba(255,152,0,0.3); }
.btn-secondary { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-secondary:hover { background: rgba(255,152,0,0.1); transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--text); border: 2px solid var(--text); }
.btn-outline:hover { background: rgba(255,255,255,0.1); }

/* About */
.about-content { display: flex; gap: 60px; align-items: center; }
.about-text { flex: 1; text-align: left; }
.about-text p { text-align: left; margin-bottom: 25px; font-size: 1.1rem; }
.skills { flex: 0 0 40%; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.skill-tag { background: rgba(255,152,0,0.1); color: var(--primary); padding: 8px 15px; border-radius: 50px; font-size: 0.9rem; font-weight: 500; }

/* Portfolio */
.portfolio-filter {
  display: flex; justify-content: center; gap: 15px; margin-bottom: 40px; flex-wrap: wrap;
}
.filter-btn {
  padding: 8px 20px; background: transparent; color: var(--text);
  border: 2px solid var(--border); border-radius: 50px; cursor: pointer; transition: var(--transition); font-weight: 500;
}
.filter-btn:hover, .filter-btn.active { background: var(--primary); color: #000; border-color: var(--primary); }

.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 30px; }

.project-card {
  background: var(--card-bg); border-radius: 15px; overflow: hidden; transition: var(--transition);
  box-shadow: 0 10px 20px rgba(0,0,0,0.2); position: relative;
}
.project-card:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0,0,0,0.3); }

.project-img { width: 100%; height: 250px; object-fit: cover; display: block; cursor: pointer; }

/* NEW: bottom-left "Project Title" badge with black semi-transparent bg */
.project-caption {
  position: absolute; left: 15px; bottom: 15px; padding: 6px 10px;
  background: var(--overlay-black); border-radius: 6px; z-index: 2;
}
.project-caption span { font-size: 0.9rem; font-weight: 600; color: #fff; }

/* Sticky "View" button — always visible bottom-right */
.view-project-btn {
  position: absolute; bottom: 15px; right: 15px;
  background: var(--primary); color: #000; border: none; padding: 8px 14px;
  border-radius: 50px; font-weight: 700; cursor: pointer; transition: var(--transition); z-index: 2;
}
.view-project-btn:hover { background: var(--primary-hover); transform: translateY(-2px); }

/* Remove old overlay texts/tools on cards */
.project-overlay { display: none !important; }

/* Contact */
.contact-content { display: flex; gap: 60px; margin-top: 50px; align-items: center; }
.contact-form { flex: 1; max-width: 700px; }
.form-group { margin-bottom: 20px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 15px; background: rgba(255,255,255,0.05);
  border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-family: 'Poppins', sans-serif; transition: var(--transition);
}
.contact-form textarea { min-height: 180px; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--primary); background: rgba(255,152,0,0.05); }

/* Contact info: will be centered under the button on desktop */
.contact-info { display: flex; flex-direction: column; gap: 30px; }
.contact-method { display: flex; align-items: flex-start; gap: 15px; }
.contact-method i { font-size: 1.5rem; color: var(--primary); margin-top: 5px; }
.contact-method h3 { font-size: 1.1rem; margin-bottom: 5px; }
.contact-method a { color: var(--text); text-decoration: none; transition: var(--transition); }
.contact-method a:hover { color: var(--primary); }

/* Footer */
.main-footer { background: #0a0a0a; padding: 60px 0 20px; border-top: 1px solid var(--border); }
.footer-content { display: flex; justify-content: center; margin-bottom: 40px; }
.quick-links { display: flex; gap: 30px; list-style: none; }
.quick-links a { color: var(--text-muted); text-decoration: none; transition: var(--transition); font-weight: 500; }
.quick-links a:hover { color: var(--primary); }

/* Back to Top */
.back-to-top {
  position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px;
  background: var(--primary); color: #000; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; text-decoration: none;
  opacity: 0; visibility: hidden; transition: var(--transition); z-index: 999;
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}
.back-to-top.active { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary-hover); transform: translateY(-5px); }

/* Modal */
.modal {
  position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.9); display: flex; align-items: center; justify-content: center;
  z-index: 2000; opacity: 0; visibility: hidden; transition: var(--transition);
}
.modal.active { opacity: 1; visibility: visible; }

.modal-container {
  background: var(--card-bg); border-radius: 15px; width: 90%; max-width: 900px;
  max-height: 90vh; overflow: hidden; position: relative; z-index: 2; padding: 30px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.5);
}
.modal-container.small { max-width: 500px; padding: 40px; }

.close-modal {
  position: absolute; top: 20px; right: 20px; font-size: 1.5rem; color: var(--text);
  cursor: pointer; background: none; border: none; transition: var(--transition); z-index: 4;
}
.close-modal:hover { color: var(--primary); }

.modal-content { position: relative; margin: 10px 0 0; }

/* Scroll hint for mobile */
.scroll-indicator {
  display: none;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-bottom: 10px;
}

/* Image area */
.modal-images {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: center;
}
.modal-images img {
  border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  max-height: 70vh; width: auto; height: auto;
}

/* Desktop-only nav arrows that stay visible */
.modal-nav-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.12); color: var(--text); border: none;
  width: 50px; height: 50px; border-radius: 50%; cursor: pointer; transition: var(--transition);
  display: flex; align-items: center; justify-content: center; z-index: 4;
}
.modal-nav-btn:hover { background: var(--primary); color: #000; }
#prev-image { left: 15px; }
#next-image { right: 15px; }

/* Hide modal title inside modal (label appears only on placeholders) */
.project-title-container { display: none; }

/* Desktop alignment changes for CONTACT section */
@media (min-width: 993px) {
  #contact .section-title { display: block; text-align: center; }
  .contact-content { flex-direction: column; align-items: center; }
  .contact-form { width: 100%; max-width: 700px; }
  .contact-submit { display: block; margin: 0 auto; }
  .contact-info {
    flex-direction: row; justify-content: center; align-items: center;
    gap: 60px; margin-top: 20px;
  }
}

/* Tablet & down */
@media (max-width: 992px) {
  .hero-content { flex-direction: column; text-align: center; }
  .hero-text { margin-bottom: 40px; }
  .about-content { flex-direction: column; }
  .contact-content { flex-direction: column; }
}

/* Mobile & small tablets */
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .section-title { font-size: 2rem; display: block; text-align: center; }

  /* Center these titles on mobile */
  #about .section-title,
  #portfolio .section-title,
  #contact .section-title { text-align: center; }

  /* Also center "My Skills" heading on mobile */
  .skills h3 { text-align: center; }

  .main-nav {
    position: fixed; top: 80px; left: 0; width: 100%; background: var(--darker);
    flex-direction: column; align-items: center; padding: 20px 0;
    transform: translateY(-100%); opacity: 0; transition: var(--transition); z-index: 999;
  }
  .main-nav.active { transform: translateY(0); opacity: 1; }
  .nav-link { margin: 15px 0; }

  .menu-toggle {
    display: flex; flex-direction: column; justify-content: space-between;
    width: 30px; height: 21px; cursor: pointer; z-index: 1001; position: relative;
  }
  .menu-toggle .bar { height: 3px; width: 100%; background: var(--text); transition: var(--transition); }
  .menu-toggle.active .bar:nth-child(1) { transform: translateY(9px) rotate(45deg); }
  .menu-toggle.active .bar:nth-child(2) { opacity: 0; }
  .menu-toggle.active .bar:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

  .portfolio-grid { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }

  .profile-image-frame { width: 280px; height: 280px; margin: 0 auto; }

  .hero-text, .about-text { text-align: center; }
  .hero-cta, .portfolio-filter { justify-content: center; }

  .quick-links { flex-direction: column; gap: 15px; align-items: center; }

  /* Modal: stack all 8 images vertically and show scroll hint */
  .scroll-indicator { display: block; }
  .modal-images { flex-direction: column; overflow-y: auto; max-height: 60vh; }
  .modal-images img { width: 100%; height: auto; max-height: none; }
  .modal-nav-btn { display: none; } /* hide desktop arrows on mobile */

  /* Center "Send Message" button on mobile */
  .contact-submit { display: block; margin: 0 auto; }
}

/* Small phones */
@media (max-width: 576px) {
  .hero-section { padding: 120px 0 60px; }
  .hero-content h1 { font-size: 2.2rem; }
  .hero-cta { flex-direction: column; gap: 15px; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .filter-btn { padding: 6px 15px; font-size: 0.9rem; }

  .contact-method { flex-direction: column; align-items: center; text-align: center; }
  .contact-method i { margin-bottom: 10px; }
}