/* =====================================================
   ELEGANT PORTFOLIO - Modern Dark Theme Design System
   WordPress Theme Version - CSS Variables injected via PHP
   ===================================================== */

/* Google Fonts - Loaded via functions.php */

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--accent-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-secondary);
}

/* =====================================================
   Typography
   ===================================================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

/* Single Post Heading Sizes */
.single-post .entry-title { font-size: clamp(1rem, 1.5vw, 1.5rem) !important; }
.single-post h1 { font-size: clamp(1rem, 1.5vw, 1.5rem) !important; }
.single-post h2 { font-size: clamp(0.95rem, 1.4vw, 1.25rem); }
.single-post h3 { font-size: clamp(0.9rem, 1.3vw, 1.125rem); }

/* More specific selectors for single post titles */
article.post .entry-title { font-size: clamp(1rem, 1.5vw, 1.5rem) !important; }
.single .entry-title { font-size: clamp(1rem, 2.5vw, 2.5rem) !important; }
h1.entry-title { font-size: clamp(1rem, 2.5vw, 2.5rem) !important; }

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 3rem;
}

/* =====================================================
   Navbar
   ===================================================== */
.navbar {
  background: rgba(10, 10, 15, 0.8) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: var(--border-glass);
  padding: 1rem 0;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.95) !important;
  box-shadow: var(--shadow-card);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-nav .nav-link {
  color: var(--text-secondary) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--text-primary) !important;
  background: var(--bg-glass);
}

.navbar-nav .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.navbar-toggler {
  border: var(--border-glass);
  padding: 0.5rem 0.75rem;
  background: var(--bg-glass);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.3);
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  width: 1.5em;
  height: 1.5em;
}

/* =====================================================
   Hero Section
   ===================================================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 20px 80px;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-hero);
}

/* Animated gradient orbs */
.hero-section::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, transparent 70%);
  top: -200px;
  right: -200px;
  animation: float 8s ease-in-out infinite;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 10s ease-in-out infinite;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--accent-primary);
  top: 10%;
  left: -10%;
  animation-delay: 0s;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: var(--accent-secondary);
  bottom: 10%;
  right: -5%;
  animation-delay: -4s;
}

.hero-orb-3 {
  width: 200px;
  height: 200px;
  background: var(--accent-tertiary);
  bottom: 30%;
  left: 20%;
  animation-delay: -2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-30px) rotate(5deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-image {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: contain;
  border: 4px solid transparent;
  background: linear-gradient(var(--bg-primary), var(--bg-primary)) padding-box,
              var(--gradient-primary) border-box;
  box-shadow: var(--shadow-glow);
  margin-bottom: 2rem;
  transition: var(--transition-normal);
}

.hero-image:hover {
  transform: scale(1.05);
  box-shadow: 0 0 60px rgba(124, 58, 237, 0.5);
}

.hero-title {
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--accent-secondary);
  margin-bottom: 1.5rem;
  font-weight: 500;
  min-height: 2rem;
}

.hero-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

.social-link {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: var(--border-glass);
  border-radius: 50%;
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: var(--transition-normal);
  text-decoration: none;
}

.social-link:hover {
  background: var(--gradient-primary);
  color: var(--text-primary);
  transform: translateY(-5px);
  box-shadow: var(--shadow-button);
}

.social-link svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

/* =====================================================
   Buttons
   ===================================================== */
.btn-primary-custom {
  background: var(--gradient-primary);
  border: none;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-xl);
  color: var(--text-primary);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-button);
}

.btn-primary-custom:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.5);
  color: var(--text-primary);
}

.btn-secondary-custom {
  background: transparent;
  border: 2px solid rgba(124, 58, 237, 0.5);
  padding: 0.875rem 2rem;
  border-radius: var(--radius-xl);
  color: var(--text-primary);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-normal);
}

.btn-secondary-custom:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-button);
  color: var(--text-primary);
}

/* =====================================================
   Section Styles
   ===================================================== */
.section {
  padding: var(--section-padding);
  position: relative;
  z-index: 1;
}

.section-dark {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: var(--bg-glass);
  border: var(--border-accent);
  border-radius: var(--radius-xl);
  color: var(--accent-primary);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

/* =====================================================
   Skills Section
   ===================================================== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.skill-category {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-normal);
}

.skill-category:hover {
  transform: translateY(-5px);
  border-color: rgba(124, 58, 237, 0.3);
  box-shadow: var(--shadow-card);
}

.skill-category-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.skill-category-title {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--bg-glass);
  border: var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.skill-tag:hover {
  background: rgba(124, 58, 237, 0.2);
  color: var(--text-primary);
  border-color: rgba(124, 58, 237, 0.3);
}

.skill-tag svg {
  width: 18px;
  height: 18px;
}

/* =====================================================
   Portfolio Section
   ===================================================== */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-10px);
  border-color: rgba(124, 58, 237, 0.3);
  box-shadow: var(--shadow-card);
}

.project-image {
  position: relative;
  height: 220px;
  overflow: hidden;
  background-color: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: var(--transition-slow);
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 10, 15, 0.9) 0%, transparent 100%);
  opacity: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 1.5rem;
  transition: var(--transition-normal);
}

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

.project-content {
  padding: 1.5rem;
}

.project-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 1rem;
}

.project-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.project-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: center; /* Prevent stretching */
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.85rem;
  background: var(--bg-glass);
  border: var(--border-glass);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1;
  height: auto;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-fast);
}

.project-link:hover {
  color: var(--accent-primary);
  gap: 0.75rem;
}

.project-link svg {
  width: 18px;
  height: 18px;
}

/* =====================================================
   Video Showcase Section
   ===================================================== */
.video-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.video-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition-normal);
}

.video-container:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 8px 40px rgba(124, 58, 237, 0.3);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-lg);
}

/* =====================================================
   Contact Section
   ===================================================== */
.contact-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto 3rem;
}

.contact-option-card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  text-decoration: none;
  transition: var(--transition-normal);
  display: block;
}

.contact-option-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-card);
  background: var(--gradient-card);
}

.contact-option-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.contact-option-card h3 {
  color: var(--text-primary);
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.contact-option-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
}

.contact-wrapper {
  max-width: 600px;
  margin: 0 auto;
}

.contact-card {
  background: var(--bg-card);
  border: var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 3rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--bg-glass);
  border: var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  transition: var(--transition-normal);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.2);
}

.form-control::placeholder {
  color: var(--text-muted);
}

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

.btn-submit {
  width: 100%;
  padding: 1rem 2rem;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-button);
}

.btn-submit:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.alert-success {
  background: rgba(34, 197, 94, 0.15);
  border: 1px solid rgba(34, 197, 94, 0.3);
  color: #22c55e;
}

.alert-warning {
  background: rgba(234, 179, 8, 0.15);
  border: 1px solid rgba(234, 179, 8, 0.3);
  color: #eab308;
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
  background: var(--bg-secondary);
  border-top: var(--border-glass);
  padding: 3rem 0;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-primary);
}

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

.footer-social .social-link {
  width: 40px;
  height: 40px;
  font-size: 1rem;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-copyright a {
  color: var(--accent-secondary);
  text-decoration: none;
}

.footer-copyright a:hover {
  color: var(--accent-primary);
}

.heart-icon {
  color: #ef4444;
  animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* =====================================================
   Wave Dividers
   ===================================================== */
.wave-divider {
  position: relative;
  width: 100%;
  overflow: hidden;
  line-height: 0;
}

.wave-divider svg {
  display: block;
  width: 100%;
  height: auto;
}

.wave-divider.flip {
  transform: rotate(180deg);
}

/* =====================================================
   Animations
   ===================================================== */
[data-aos] {
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* =====================================================
   Responsive Design
   ===================================================== */
@media (max-width: 991px) {
  .navbar-collapse {
    background: rgba(10, 10, 15, 0.98);
    margin-top: 1rem;
    padding: 1rem;
    border-radius: var(--radius-md);
    border: var(--border-glass);
  }
  
  .hero-section {
    padding: 100px 20px 60px;
  }
  
  .hero-image {
    width: 150px;
    height: 150px;
  }
}

@media (max-width: 767px) {
  :root {
    --section-padding: 60px 0;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn-primary-custom,
  .btn-secondary-custom {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  .skills-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-card {
    padding: 2rem 1.5rem;
  }
  
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-image {
    width: 120px;
    height: 120px;
  }
  
  .section-badge {
    font-size: 0.75rem;
    padding: 0.4rem 1rem;
  }
  
  .skill-category {
    padding: 1.5rem;
  }
}

/* =====================================================
   Scroll to Top Button
   ===================================================== */
.scroll-to-top {
  position: fixed;
  bottom: 100px;
  right: 30px;
  width: 55px;
  height: 55px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 50%;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(124, 58, 237, 0.4);
  z-index: 99999;
  pointer-events: auto;
  isolation: isolate;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  transform: translateY(-5px) scale(1.1);
  box-shadow: 0 8px 30px rgba(124, 58, 237, 0.6);
}

.scroll-to-top:active {
  transform: translateY(-2px) scale(1.05);
}

.scroll-to-top svg {
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
}

.scroll-to-top:hover svg {
  transform: translateY(-2px);
}

/* Glow ring animation */
.scroll-to-top::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.scroll-to-top:hover::before {
  opacity: 0.5;
  animation: pulse-ring 1.5s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.15);
    opacity: 0.2;
  }
  100% {
    transform: scale(1);
    opacity: 0.5;
  }
}

/* Mobile adjustment */
@media (max-width: 767px) {
  .scroll-to-top {
    bottom: 90px;
    right: 20px;
    width: 50px;
    height: 50px;
  }
  
  .scroll-to-top svg {
    width: 20px;
    height: 20px;
  }
}

/* =====================================================
   Utility Classes
   ===================================================== */
.text-center { text-align: center; }
.text-gradient { background: var(--gradient-primary); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.mb-0 { margin-bottom: 0 !important; }
.mt-4 { margin-top: 1.5rem !important; }
.d-none { display: none !important; }
.d-flex { display: flex !important; }
.align-items-center { align-items: center !important; }
.justify-content-center { justify-content: center !important; }
.gap-2 { gap: 0.5rem !important; }