/* --- CUSTOM SCROLLBAR --- */
::-webkit-scrollbar {
  width: 8px; 
}
::-webkit-scrollbar-track {
  background: var(--bg-dark); 
}
::-webkit-scrollbar-thumb {
  background: rgba(56, 189, 248, 0.4); 
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* --- UPGRADE 1: Smooth Scroll Behavior --- */
html {
  scroll-behavior: smooth;
}

/* --- NEW UX 4: Custom Text Selection Color --- */
::selection {
  background: rgba(56, 189, 248, 0.3);
  color: #f8fafc;
}
::-moz-selection {
  background: rgba(56, 189, 248, 0.3);
  color: #f8fafc;
}

.item-box h3 {  
  color: var(--text-main);  
  font-size: 1.1rem;  
}  
  
.item-box h3 a {  
  color: var(--text-main);  
}  
  
:root {  
  color-scheme: dark; 
  --bg-dark: #020617;  
  --card-bg: #0f172a;  
  --accent: #38bdf8;  
  --accent-hover: #22d3ee;  
  --text-main: #f8fafc;  
  --text-dim: #94a3b8;  
  --success: #22c55e;  
}  
  
*{  
  margin:0;  
  padding:0;  
  box-sizing:border-box;  
}  
  
body{  
  font-family: 'Inter', sans-serif;  
  background: var(--bg-dark);  
  color: var(--text-main);  
  line-height: 1.6;  
  overflow-x: hidden;  
}  

body.no-scroll {
  overflow: hidden;
}

  
body::before {  
  content: "";  
  position: fixed;  
  top: 0; left: 0; width: 100%; height: 100%;  
  background: radial-gradient(circle at 50% 50%, #1e293b 0%, #020617 100%);  
  z-index: -2; 
}  

#particles-js {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: -1;
}

.cursor-follower {
  position: fixed;
  top: 0; left: 0;
  width: 35px; height: 35px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.5);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: width 0.2s ease, height 0.2s ease, background 0.2s ease;
  z-index: 9999;
  display: none; 
}
@media (hover: hover) and (pointer: fine) {
  .cursor-follower { display: block; }
  body.cursor-hover .cursor-follower {
    width: 55px;
    height: 55px;
    background: rgba(56, 189, 248, 0.3);
  }
}
  
/* --- TOP ACTION BUTTONS (MENU & THEME) PERFECTLY ALIGNED --- */
.menu-btn, .theme-toggle {
  position: absolute;
  top: 25px;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid rgba(56, 189, 248, 0.3);
  background: var(--card-bg);
  color: var(--accent);
  z-index: 1001;
  cursor: pointer;
  transition: 0.4s ease;
  font-size: 20px;
}

.menu-btn { left: 25px; }
.theme-toggle { right: 25px; }

@media (hover: hover) {
  .menu-btn:hover, .theme-toggle:hover {  
    background: var(--accent);  
    color: #000;  
  }
}

.menu-btn:active, .theme-toggle:active {
  background: var(--accent);  
  color: #000;
  transform: scale(0.95);
}

.menu-btn.active-btn {
  background: var(--accent);  
  color: #000;
}

.menu-overlay-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(2, 6, 23, 0.5);
  backdrop-filter: blur(5px);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: 0.4s ease;
}
.menu-overlay-bg.show {
  opacity: 1;
  visibility: visible;
}
  
.side-menu {  
  position: fixed;  
  top: 0;  
  left: -280px;  
  width: 260px;  
  height: 100%;  
  background: rgba(15, 23, 42, 0.65);  
  backdrop-filter: blur(20px);  
  -webkit-backdrop-filter: blur(20px);
  transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);  
  z-index: 1000;  
  border-right: 1px solid rgba(56, 189, 248, 0.2);  
  box-shadow: 5px 0 30px rgba(0, 0, 0, 0.4); 
  overflow-y: auto; 
  display: flex;
  flex-direction: column; 
  
  /* --- HIDE SCROLLBAR FOR SIDE MENU --- */
  scrollbar-width: none; 
  -ms-overflow-style: none; 
}  
.side-menu::-webkit-scrollbar {
  display: none; 
}

.menu-profile {
    padding: 30px 20px 15px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 10px;
}
.menu-profile img {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
    margin-bottom: 10px;
}
.menu-profile h3 {
    color: var(--text-main);
    font-size: 1.1rem;
    margin-bottom: 2px;
    letter-spacing: 1px;
}
.menu-profile p {
    color: var(--text-dim);
    font-size: 0.8rem;
}

.menu-links {
    flex-grow: 1; 
}
  
.side-menu a.nav-link {  
  display: block;  
  padding: 14px 30px; 
  color: var(--text-main);  
  text-decoration: none;  
  font-weight: 500;  
  transition: 0.4s ease; 
}  
  
.side-menu a.nav-link:hover {  
  background: rgba(56, 189, 248, 0.1);  
  color: var(--accent);  
  padding-left: 40px;  
}  

.menu-footer {
    padding: 15px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}
.menu-socials {
    display: flex;
    justify-content: center;
    gap: 35px;
}
.menu-socials a {
    color: var(--text-dim);
    font-size: 1.2rem;
    transition: 0.4s ease;
    display: inline-block;
}
.menu-socials a:hover {
    color: var(--accent);
    transform: translateY(-3px);
}
  
.container{  
  max-width:850px;  
  margin:auto;  
  padding:40px 20px;  
  position: relative;
  z-index: 1; 
}  
  
.header{  
  text-align:center;  
  padding:60px 0;  
}  
  
.profile-img {  
  width: 160px;  
  height: 160px;  
  object-fit: cover;  
  border: 4px solid var(--accent);  
  padding: 5px;  
  box-shadow: 0 0 30px rgba(56, 189, 248, 0.3);  
  border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;  
  animation: morphing 5s ease-in-out infinite alternate;  
  transition: all 0.5s ease-in-out;  
}  
  
.profile-img:hover {  
    transform: rotate(5deg) scale(1.05);  
}  

@keyframes morphing {  
  0% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }  
  50% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }  
  100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }  
}

h1{  
    margin:20px 0 10px;  
    font-size: 2.5rem;  
    letter-spacing: 2px;  
    text-transform: uppercase;  
}  
  
.tagline{  
  color: var(--accent);  
  font-weight: 500;  
  min-height: 50px;  
}  
  
.icons {  
    margin-top: 20px;  
}  
  
.icons a{  
  color: var(--text-dim);  
  margin:0 12px;  
  font-size:24px;  
  transition: 0.4s ease; 
  display: inline-block;
}  
  
.icons a:hover{  
  color: var(--accent);  
  transform: translateY(-5px);  
}  

.btn-cta {
  padding: 8px 18px; 
  border-radius: 50px; 
  font-weight: 600;
  font-size: 0.8rem; 
  text-decoration: none;
  transition: 0.4s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-solid {
  background: var(--accent);
  color: #020617;
  border: 1px solid var(--accent);
  box-shadow: 0 4px 15px rgba(56, 189, 248, 0.15);
}
.btn-solid:hover {
  background: transparent;
  color: var(--accent);
  box-shadow: none;
  transform: translateY(-2px);
}
  
.card{  
  background: rgba(15, 23, 42, 0.6);  
  border: 1px solid rgba(255, 255, 255, 0.1);  
  padding:35px;  
  margin:30px 0;  
  border-radius:20px;  
  backdrop-filter: blur(12px);  
  -webkit-backdrop-filter: blur(12px); 
  transition: 0.4s ease; 
  
  /* FIX: Mobile Glitch White Overlay Fix */
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}  
  
.card:hover {  
    border-color: rgba(56, 189, 248, 0.4);  
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);  
}  

/* FIX: Scroll Animation Rendering Glitch Fix */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 1s ease-in-out; 
  will-change: transform, opacity; 
}
.reveal.active {
  opacity: 1;
  transform: translateY(0) translateZ(0); 
}
  
.card h2{  
  font-size: 1.5rem;  
  margin-bottom: 20px;  
  color: var(--accent);  
  display: flex;  
  align-items: center;  
}  
  
.card h2::after {  
    content: "";  
    height: 2px;  
    flex-grow: 1;  
    background: linear-gradient(to right, var(--accent), transparent);  
    margin-left: 15px;  
}  

.section-desc {
    color: var(--text-dim);
    font-size: 0.9rem;
    margin-top: -10px;
    margin-bottom: 20px;
    line-height: 1.5;
}
  
.item-box {  
    background: rgba(30, 41, 59, 0.5);  
    padding: 15px;  
    border-radius: 12px;  
    margin-bottom: 15px;  
    display: flex;  
    align-items: center;  
    gap: 15px;  
    transition: 0.4s ease; 
}  
  
.item-box i {  
    color: var(--accent);  
}  

.skill-item {
  margin-bottom: 15px;
}
.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
  font-size: 0.95rem;
  font-weight: 500;
}
.skill-info i {
  color: var(--accent);
  margin-right: 8px;
  width: 20px;
  text-align: center;
}
.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  overflow: hidden;
}
.progress {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--success));
  border-radius: 10px;
  width: 0; 
  transition: width 1.5s ease-in-out;
}

.project-box {
  cursor: pointer;
  position: relative;
  overflow: hidden;
  display: block; 
  transition: all 0.4s ease;
}
.project-box-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 15px;
}

@media (hover: hover) {
  .project-box:hover {
    transform: translateY(-5px);
    border: 1px solid rgba(56, 189, 248, 0.8); 
    background: rgba(56, 189, 248, 0.08); 
    box-shadow: 0 0 25px rgba(56, 189, 248, 0.4), inset 0 0 15px rgba(56, 189, 248, 0.1); 
  }
  .project-box:hover .click-icon-wrapper {
      background: var(--accent);
      color: #020617;
  }
  .project-box:hover .click-icon-wrapper i {
      transform: translateX(2px); 
  }
}

.click-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-dim);
    transition: 0.4s ease;
    flex-shrink: 0; 
}
.click-icon-wrapper i {
    font-size: 0.85rem;
    transition: transform 0.4s ease;
}

/* --- INFINITE CAROUSEL LOGIC --- */
.carousel-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    cursor: grab;
    user-select: none; 
}
.carousel-wrapper:active { cursor: grabbing; }

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    touch-action: pan-y; 
}

.carousel-slide {
    flex: 0 0 100%;
    min-width: 100%; 
    max-width: 100%; 
    padding: 0 5px; 
    box-sizing: border-box;
}

/* --- TIKTOK STYLE DOTS (NO BACKGROUND) --- */
.carousel-dots {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin-top: 15px;
}
.dot {
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.35); /* ইনঅ্যাক্টিভ ডট */
    border-radius: 50%;
    transition: all 0.3s ease;
}
.dot.active {
    background: #ffffff; /* অ্যাক্টিভ ডট সাদা */
    transform: scale(1.3); 
    width: 6px; 
    border-radius: 50%;
}

/* Gallery Box */
.gallery-item {
    position: relative; overflow: hidden; border-radius: 15px; aspect-ratio: 16/9; background: rgba(30, 41, 59, 0.8);
    display: flex; align-items: center; justify-content: center; border: 1px solid rgba(56, 189, 248, 0.2);
    width: 100%; height: 100%; cursor: pointer;
}

.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: 0.5s ease; opacity: 1; pointer-events: none;}
.gallery-item i { font-size: 4rem; color: rgba(255,255,255,0); position: absolute; transition: 0.5s ease; pointer-events: none;}

.gallery-caption {
    position: absolute; bottom: -50px; left: 0; width: 100%; background: rgba(2,6,23,0.85);
    backdrop-filter: blur(8px); color: var(--text-main); padding: 12px; font-size: 0.95rem;
    text-align: center; transition: 0.4s ease; font-weight: 500; border-top: 1px solid rgba(56, 189, 248, 0.3);
}

@media (hover: hover) {
    .gallery-item:hover img { transform: scale(1.05); opacity: 0.5; }
    .gallery-item:hover i { transform: scale(1.2); color: rgba(56, 189, 248, 0.8); }
    .gallery-item:hover .gallery-caption { bottom: 0; }
}

.gallery-item.active-caption img { transform: scale(1.05); opacity: 0.5; }
.gallery-item.active-caption i { transform: scale(1.2); color: rgba(56, 189, 248, 0.8); }
.gallery-item.active-caption .gallery-caption { bottom: 0; }

/* Testimonial Box */
.testimonial-box {
    background: rgba(30, 41, 59, 0.5); padding: 20px; border-radius: 12px;
    border: 1px solid rgba(56, 189, 248, 0.1); position: relative; height: 100%; width: 100%;
    overflow: hidden; 
}
.testimonial-box::before {
    content: '\f10d'; font-family: 'Font Awesome 5 Free'; font-weight: 900; position: absolute;
    top: 15px; right: 20px; font-size: 2rem; color: rgba(56, 189, 248, 0.1);
}
.stars { color: #fbbf24; margin-bottom: 10px; font-size: 0.9rem; }
.testimonial-text { 
    color: var(--text-dim); 
    font-size: 0.95rem; 
    font-style: italic; 
    margin-bottom: 15px; 
    line-height: 1.6; 
    white-space: normal; 
    word-break: break-word;
}
.client-info { font-weight: 600; font-size: 0.9rem; color: var(--text-main); }

/* --- CONTACT ITEM STYLES --- */
.contact-item {  
    margin: 15px 0;  
    display: flex;  
    align-items: center;  
    gap: 15px;  
    font-size: 16.5px;  
}  
  
.contact-item a {  
    color: var(--text-main); 
    text-decoration: none;  
    font-weight: 500;  
    padding-bottom: 2px;
    transition: 0.4s ease;  
    display: inline-block;
    white-space: nowrap; 
    overflow: hidden;
    text-overflow: ellipsis;
    border-bottom: 1px solid rgba(248, 250, 252, 0.3); 
}  

.contact-item a:hover {  
    color: var(--accent);  
    border-color: var(--accent);  
    transform: translateX(5px);
}  
  
.input-group {
  position: relative;
  margin-bottom: 15px; 
}
.input-group input, .input-group textarea {
  width: 100%;
  padding: 20px 15px 8px 15px; 
  background: #1e293b;
  border: 1px solid transparent;
  border-radius: 10px;
  color: white;
  outline: none;
  font-family: inherit;
  font-size: 1rem;
  resize: none;
  transition: 0.4s ease;
  display: block;
}
.input-group label {
  position: absolute;
  top: 14px; 
  left: 15px;
  color: var(--text-dim);
  font-size: 1rem;
  transition: 0.3s ease;
  pointer-events: none;
}

.input-group input:focus, .input-group textarea:focus {
    border-color: var(--accent);
}

.input-group input:focus + label,
.input-group input:not(:placeholder-shown) + label,
.input-group textarea:focus + label,
.input-group textarea:not(:placeholder-shown) + label {
    top: 5px; 
    font-size: 0.75rem;
    color: var(--accent);
}

button{  
  padding:15px;  
  background: var(--accent);  
  border:none;  
  color: #020617;  
  font-weight: bold;  
  font-size: 1rem;  
  border-radius:10px;  
  width:100%;  
  cursor:pointer;  
  transition: 0.4s ease; 
}  
  
button:hover{  
  background: var(--success);  
  transform: translateY(-2px);  
}  

/* Modal CSS */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: 0.4s ease;
}
.modal-overlay.show {
  opacity: 1;
  visibility: visible;
}
.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--accent);
  padding: 40px 30px;
  border-radius: 20px;
  width: 90%;
  max-width: 450px;
  transform: translateY(-30px) scale(0.95);
  transition: 0.4s ease;
  text-align: center;
  position: relative;
  box-shadow: 0 15px 40px rgba(0,0,0,0.5);
}
.modal-overlay.show .modal-content {
  transform: translateY(0) scale(1);
}
.close-modal {
  position: absolute;
  top: 15px;
  right: 20px;
  font-size: 1.5rem;
  color: var(--text-dim);
  cursor: pointer;
  transition: 0.4s ease;
}
.close-modal:hover {
  color: #f43f5e;
  transform: rotate(90deg);
}
.modal-content i.modal-icon {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 15px;
}
.modal-content h3 { color: var(--text-main); font-size: 1.5rem; margin-bottom: 10px; }
.modal-content p { color: var(--text-dim); margin-bottom: 25px; font-size: 0.95rem; }
.modal-btn { 
  display: inline-block; 
  padding: 12px 25px; 
  background: var(--accent); 
  color: #020617; 
  text-decoration: none; 
  border-radius: 10px; 
  font-weight: bold; 
  transition: 0.4s ease; 
}
.modal-btn:hover { background: var(--success); transform: translateY(-2px); }

/* Scroll to Top Button */
#scrollTopBtn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  background: var(--accent);
  color: #020617;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
  z-index: 999;
  box-shadow: 0 5px 15px rgba(56, 189, 248, 0.4);
}
#scrollTopBtn.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

@media (hover: hover) {
  #scrollTopBtn:hover {
    background: var(--success);
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(34, 197, 94, 0.5);
  }
}
#scrollTopBtn:active {
    background: var(--success);
    transform: scale(0.95);
}
  
.footer{  
  text-align:center;  
  padding:40px 20px;  
  color: var(--text-dim);  
  font-size: 0.9rem;  
}  
  
/* --- MOBILE RESPONSIVE FIXES --- */
@media (max-width: 600px) {  
    h1 { font-size: 1.8rem; }  
    .card { padding: 20px; }  
    #scrollTopBtn { bottom: 20px; right: 20px; width: 40px; height: 40px; font-size: 1rem;}
    
    /* Perfect alignment for mobile */
    .menu-btn, .theme-toggle { top: 15px; width: 40px; height: 40px; font-size: 18px; }
    .menu-btn { left: 15px; }
    .theme-toggle { right: 15px; }
}  
  
/* --- PRINT / CV OPTIMIZATION --- */  
@media print {  
  @page { size: A4; margin: 8mm; }  
  body::before, .menu-btn, .side-menu, .menu-overlay-bg, #contact-form-section, .icons, button, .footer, #particles-js, .cursor-follower, #scrollTopBtn, .btn-cta, .carousel-dots, .theme-toggle, .section-desc { display: none !important; }  
  body { background: #fff !important; color: #000 !important; line-height: 1.2 !important; overflow: visible !important; }  
  .container { max-width: 100% !important; padding: 0 !important; margin: 0 !important; }  
  .header { border-bottom: 2px solid #0284c7 !important; margin-bottom: 8px !important; padding: 5px 0 !important; text-align: left !important; overflow: hidden !important; }  
  .header .profile-img { float: right !important; width: 85px !important; height: 85px !important; border-radius: 8px !important; margin: 0 !important; border: 1px solid #0284c7 !important; animation: none !important; }  
  h1 { font-size: 20pt !important; color: #000 !important; margin: 0 !important; padding-top: 5px; }  
  .tagline { color: #0284c7 !important; min-height: auto !important; font-size: 10.5pt !important; margin-top: 2px !important; }  
  .card { display: block !important; visibility: visible !important; background: transparent !important; color: #000 !important; border: none !important; border-bottom: 1px solid #eee !important; margin: 0 !important; padding: 8px 0 !important; page-break-inside: avoid !important; opacity: 1 !important; transform: none !important;}  
  .card h2 { color: #0284c7 !important; font-size: 12.5pt !important; margin-bottom: 4px !important; border-left: 4px solid #0284c7 !important; padding-left: 10px !important; }  
  .card h2::after { display: none; }  
  .item-box { background: transparent !important; padding: 1px 0 !important; margin-bottom: 3px !important; display: block !important; border: none !important;}  
  .item-box h3, .item-box h3 a { color: #000 !important; font-size: 11pt !important; font-weight: bold !important; }  
  .item-box i { display: none !important; }  
  .item-box div, .card p, .card b { color: #000 !important; font-size: 10pt !important; }  
  .contact-item { margin: 2px 0 !important; }  
  .contact-item a { color: #0284c7 !important; font-size: 10pt !important; text-decoration: none !important; }  
  .progress-bar { background: transparent !important; border: 1px solid #ccc !important; height: 6px !important; }
  .progress { background: #0284c7 !important; }
  .carousel-wrapper { display: block !important; overflow: visible !important; }
  .carousel-slide { margin-bottom: 15px !important; page-break-inside: avoid !important; transform: none !important;}
  .gallery-item { border: 1px solid #ccc !important; }
  .testimonial-box { background: transparent !important; border: 1px solid #ccc !important; }
  .testimonial-text { color: #000 !important;}
  .client-info { color: #0284c7 !important;}
}  
  
/* --- PERFECT GLASSMORPHISM FOR LIGHT MODE --- */
body.light-mode {
  color-scheme: light;
  --bg-dark: #f0f4f8; 
  --card-bg: rgba(255, 255, 255, 0.15); 
  --text-main: #0f172a;
  --text-dim: #475569;
}

body.light-mode::before {
  background: linear-gradient(135deg, #e0eafc 0%, #cfdef3 100%);
}

/* FIX: Light Mode Performance Issue (Removed drop-shadow) */
body.light-mode #particles-js {
  filter: brightness(0.5) contrast(1.2);
  opacity: 0.5; 
  /* অ্যানিমেশন স্মুথ করার জন্য হার্ডওয়্যার অ্যাকসিলারেশন */
  transform: translateZ(0); 
  will-change: transform;
}

body.light-mode .card {
  background: rgba(255, 255, 255, 0.25); 
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
  backdrop-filter: blur(6px); 
  -webkit-backdrop-filter: blur(6px);
}

body.light-mode .card:hover {
  box-shadow: 0 12px 40px rgba(56, 189, 248, 0.15);
  border-color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.35);
}

body.light-mode .item-box, 
body.light-mode .testimonial-box {
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

body.light-mode .gallery-item {
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

body.light-mode .input-group input, 
body.light-mode .input-group textarea {
  background: rgba(255, 255, 255, 0.4);
  color: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.02);
}

body.light-mode .side-menu {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.75) 0%, rgba(255, 255, 255, 0.45) 100%); 
  border-right: 1px solid rgba(255, 255, 255, 0.8);
  box-shadow: 5px 0 30px rgba(31, 38, 135, 0.1);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
}

body.light-mode .menu-profile {
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}
body.light-mode .menu-footer {
  border-top: 1px solid rgba(15, 23, 42, 0.1);
}

body.light-mode .menu-overlay-bg {
  background: rgba(15, 23, 42, 0.15);
}

body.light-mode .progress-bar {
  background: rgba(0, 0, 0, 0.08);
}

body.light-mode .dot {
  background: rgba(0, 0, 0, 0.25);
}
body.light-mode .dot.active {
  background: rgba(0, 0, 0, 0.85);
}

body.light-mode .contact-item a {
  border-bottom: 1px solid rgba(15, 23, 42, 0.2);
}

body.light-mode .menu-btn, 
body.light-mode .theme-toggle {
  background: rgba(255, 255, 255, 0.25); 
  backdrop-filter: blur(16px); 
  -webkit-backdrop-filter: blur(16px);
  border: 1.5px solid rgba(56, 189, 248, 0.4); 
}

/* FIX: লাইট মুডে মোডাল/পপআপ এর গ্লাস ডিজাইন */
body.light-mode .modal-overlay {
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
body.light-mode .modal-content {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.5);
  box-shadow: 0 15px 40px rgba(31, 38, 135, 0.1);
}
body.light-mode .close-modal {
  color: #475569;
}
body.light-mode .close-modal:hover {
  color: #f43f5e;
}

/* FIX: লাইট মুডে গ্যালারি ক্যাপশনের টেক্সট পড়ার জন্য গ্লাস ইফেক্ট */
body.light-mode .gallery-caption {
    background: rgba(255, 255, 255, 0.85);
    color: #0f172a;
    border-top: 1px solid rgba(255, 255, 255, 0.8);
}