/*
 * Portfolio Homepage Styles
 * Extends main.css for portfolio-specific elements
 */

/* ==========================================================================
   PORTFOLIO HEADER
   ========================================================================== */

.portfolio-page {
    background-color: var(--color-bg);
}

.portfolio-header {
    background-color: var(--color-primary);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--spacing-lg) 0;
}

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

.portfolio-header .logo-link{display:inline-flex;width:44px;height:44px;border-radius:50%;align-items:center;justify-content:center;border:4px solid var(--color-accent);text-decoration:none;}

.portfolio-header .logo-text {
    color: var(--color-text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.portfolio-header .nav-list a {
    color: var(--color-bg);
}

.portfolio-header .nav-list a:hover,
.portfolio-header .nav-list a.active {
    color: var(--color-accent);
}

.portfolio-header .nav-toggle span {
    background-color: var(--color-bg);
}

.portfolio-header .main-nav {
    background-color: var(--color-bg);
}


/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-3xl);
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
    position: relative;
    overflow: hidden;
    margin-top:50px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(175, 146, 116, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-greeting {
    color: var(--color-accent);
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em;
}

.hero-name {
    font-size: clamp(1.5rem, 8vw, 2rem);
    color: var(--color-primary);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    border: none;
    padding: 0;
}

.hero-title {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    max-width: 500px;
    margin-bottom: var(--spacing-xl);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}
.cta-actions a, .hero-actions a {text-decoration: none;}
.hero-social {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom:30px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    color: var(--color-text-light);
    transition: all var(--transition-normal);
}

.social-link:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-inverse);
}

/* Hero Image */
.hero-image {
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-photo-frame {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--color-accent);
    position: relative;
    z-index: 2;
    background-color: var(--color-primary);
}

.hero-photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-photo-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-decoration {
    position: absolute;
    width: 320px;
    height: 320px;
    border: 4px solid var(--color-accent);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    background-color: var(--color-primary);
    transform: translate(-50%, -50%);
    z-index: 1;
}


/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-normal);
    min-height: 48px;
    border-radius: 10px;
}
.btn-primary {
    background-color: var(--color-accent-dark);
    color: var(--color-text-inverse);
    border: 2px solid var(--color-accent);
}

.btn-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-text-inverse);
    border: 2px solid var(--color-text-inverse);
}

.btn-outline:hover {
    background-color: var(--color-text-inverse);
    color: var(--color-primary);
}


/* ==========================================================================
   EXPERTISE SECTION
   ========================================================================== */

.expertise {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg);
}

.section-title {
    font-size: var(--font-size-2xl);
    color: var(--color-primary);
    text-align: center;
    margin-bottom: var(--spacing-sm);
    border: none;
    padding: 0;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
}

.expertise-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.expertise-card {
    padding: var(--spacing-xl);
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
    border-radius:10px;
}

.expertise-card:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-md);
}

.expertise-icon {
    width: 56px;
    height: 56px;
    background-color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    border-radius:10px;
}

.expertise-icon svg {
    width: 28px;
    height: 28px;
    color: var(--color-accent-light);
}

.expertise-card h3 {
    font-size: var(--font-size-lg);
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    border: none;
    padding: 0;
    margin-top: 0;
}
.phys-icon{
  width: 64px;
  height: 64px;
  color: #14b8d4; 
}
.expertise-card p {
    color: var(--color-text-light);
    margin-bottom: var(--paragraph-spacing);
    font-size: var(--font-size-base);
}


/* ==========================================================================
   FEATURED POSTS SECTION
   ========================================================================== */

.featured-posts {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-alt);
}

.section-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

.section-header .section-title {
    text-align: left;
    margin-bottom: 0;
}

.section-header .section-subtitle {
    text-align: left;
    margin-bottom: 0;
}


.featured-posts-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

.featured-post-card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.featured-post-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-border);
}

.featured-post-image {
    aspect-ratio: 16/10;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

.featured-post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

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

.featured-post-content {
    padding: var(--spacing-lg);
}

.featured-post-category {
    display: inline-block;
    color: var(--color-accent);
    font-size: var(--font-size-small);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.featured-post-title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    line-height: var(--line-height-tight);
    border: none;
    padding: 0;
    margin-top: 0;
}

.featured-post-title a {
    color: var(--color-primary);
}

.featured-post-title a:hover {
    color: var(--color-accent);
}

.featured-post-excerpt {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
}

.featured-post-meta {
    color: var(--color-text-muted);
    font-size: var(--font-size-small);
}

.no-posts {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--spacing-2xl);
}


/* ==========================================================================
   CTA SECTION
   ========================================================================== */

.cta {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-primary);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    color: var(--color-text-inverse);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    border: none;
    padding: 0;
}

.cta p {
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
}


/* ==========================================================================
   PORTFOLIO FOOTER
   ========================================================================== */

.portfolio-footer {
    background-color: var(--color-primary-dark);
    color: var(--color-text-inverse);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand {
    text-align: center;
}

.footer-logo {
    display: inline-flex;
    width: 60px;
    height: 60px;
    border: 4px solid var(--color-accent);
    border-radius:50%;
    color: var(--color-text-inverse);
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-base);
    margin-bottom: 0;
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.portfolio-footer .footer-section h3 {
    color: var(--color-accent-light);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

.portfolio-footer .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.portfolio-footer .footer-links li {
    margin-bottom: var(--spacing-sm);
}

.portfolio-footer .footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-small);
    transition: color var(--transition-fast);
}

.portfolio-footer .footer-links a:hover {
    color: var(--color-accent-light);
}

.portfolio-footer .footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-small);
}


/* ==========================================================================
   MEDIA QUERIES
   ========================================================================== */

@media (min-width: 640px) {
    .expertise-grid {
        grid-template-columns: repeat(1, 1fr);
    }
    
    .featured-posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-links-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr 1fr;
        text-align: left;
    }
    .hero-content {
        grid-template-columns: 1fr 1fr;
        text-align: left;
    }
    
    .hero-photo-frame {
        width: 320px;
        height: 320px;
    }
    
    .hero-decoration {
        width: 360px;
        height: 360px;
    }
    
    .section-header {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-end;
    }
    
    .footer-inner {
        grid-template-columns: 1fr 2fr;
        text-align: left;
    }
    
    .footer-brand {
        text-align: left;
    }
}

@media(max-width: 1023px){.portfolio-header .nav-list a {color: var(--color-primary);}}
@media (min-width: 1024px) {
    .portfolio-header .main-nav {
        display: block;
        position: static;
        background: transparent;
        padding: 0;
        border: none;
    }
    
    .portfolio-header .nav-list {
        display: flex;
        gap: var(--spacing-lg);
    }
    .portfolio-header .nav-toggle {
        display: none;
    }
    
    .hero {
        padding: 0;margin-top:200px;
    }
    
    .hero-name {
        font-size: 3.5rem;
    }
    
    .expertise-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .featured-posts-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1200px) {
    .hero-photo-frame {
        width: 380px;
        height: 380px;
    }
    
    .hero-decoration {
        width: 440px;
        height: 440px;
    }
}

@keyframes drift {
   from { transform: translateX(0); }
   to { transform: translateX(-400px); }
 }

.carousel-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  perspective: 2000px;
  overflow: hidden;
  color: white;
  width: 100%;
  z-index: 1;
}

.carousel-stage {
  position: relative;
  width: 100vw;
  height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
}

/* Cards are hidden by default, JS positions them */
.carousel-card {
  position: absolute;
  width: clamp(280px, 25vw, 380px);
  height: clamp(400px, 62vh, 520px);
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
  overflow: hidden;
  transform: translate3d(0, 0, -1000px) scale(0.1);
  opacity: 0;
}

.carousel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
}

/* 3D Transform States */
.carousel-card.active {
  transform: translate3d(0, 0, 250px) rotateY(0deg);
  z-index: 10;
  opacity: 1;
box-shadow:
  0 18px 40px rgba(0, 0, 0, 0.35),
  0 0 24px rgba(125, 211, 252, 0.06);
}

.carousel-card.left {
  transform: translate3d(calc(var(--shift-x) * -1), 0, -150px) rotateY(35deg) scale(0.85);
  z-index: 5;
  opacity: 0.5;
}

.carousel-card.right {
  transform: translate3d(var(--shift-x), 0, -150px) rotateY(-35deg) scale(0.85);
  z-index: 5;
  opacity: 0.5;
}

.carousel-card.far-left {
  transform: translate3d(calc(var(--shift-x) * -1.8), 0, -500px) rotateY(45deg) scale(0.6);
  z-index: 1;
  opacity: 0.2;
}

.carousel-card.far-right {
  transform: translate3d(calc(var(--shift-x) * 1.8), 0, -500px) rotateY(-45deg) scale(0.6);
  z-index: 1;
  opacity: 0.2;
}

.carousel-card.hidden {
  transform: translate3d(0, 0, -1000px) scale(0.1);
  opacity: 0;
}

/* Card Content */
.card-image {
  height: 58%;
  background-size: cover;
  background-position: center;
  position: relative;
}

.card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
}

.card-content {
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-primary-dark));
  height: 42%;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}
.card-header a{color: #fff;}
.card-header h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.3;
  color: #fff;
  letter-spacing: -0.02em;
}

.tag-pill {
  background: rgba(125, 211, 252, 0.15);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 0.65rem;
  font-family: 'Space Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.card-content p {
  font-size: 0.8rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  margin-top: auto;
  font-size: 0.7rem;
  font-family: 'Space Mono', monospace;
  color: rgba(255, 255, 255, 0.4);
  letter-spacing: 0.5px;
}

/* Controls */
.carousel-controls {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--color-primary-dark);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.8),
    0 0 60px rgba(125, 211, 252, 0.1);
  padding: 12px 24px;
  border-radius: 50px;
  border: 1px solid var(--color-accent);
}

.nav-btn {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.7);
  font-size: 2.5rem;
  cursor: pointer;
  padding: 4px 8px;
  transition: color 0.3s ease, transform 0.2s ease;
  line-height: 1;
}

.nav-btn:hover {
  color: #fff;
  transform: scale(1.1);
}

.pagination-indicators {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 0 16px;
  border-left: 1px solid var(--glass-border);
  border-right: 1px solid var(--glass-border);
}

.dot {
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.dot.active {
  background: white;
  width: 20px;
  border-radius: 10px;
  border: 1px solid var(--color-accent);
  box-shadow: 0 0 12px rgba(125, 211, 252, 0.5);
}

.dot:hover:not(.active) {
  background: rgba(255, 255, 255, 0.5);
  transform: scale(1.2);
}

/* Responsive */
@media (min-width: 1200px) {
  :root { --shift-x: 32vw; }
}

@media (max-width: 1024px) {
  :root { --shift-x: 35vw; }
}

@media (max-width: 600px) {
  :root { --shift-x: 38vw; }

  .carousel-card {
    width: 78vw;
    height: 460px;
  }

  .carousel-card.left {
    transform: translate3d(-45%, 0, -250px) rotateY(45deg) scale(0.8);
  }

  .carousel-card.right {
    transform: translate3d(45%, 0, -250px) rotateY(-45deg) scale(0.8);
  }

  .pagination-indicators {
    gap: 5px;
  }

  .dot {
    width: 5px;
    height: 5px;
  }

  .dot.active {
    width: 14px;
  }

  .card-header h3 {
    font-size: 1rem;
  }