/* BODY & GENERAL */
:root {
  --bg: #f5f7fa;
  --card-bg: #ffffff;
  --text: #222;
  --primary: #6a5acd;
}

body.dark {
  --bg: #0f172a;
  --card-bg: #1e293b;
  --text: #e5e7eb;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0 20px;
    background-color:#f5f7fa;
    line-height: 1.6;
    background: var(--bg);
    color: var(--text);
    transition: background 0.35s ease, color 0.35s ease;
}


/* HERO HEADER - Modern & Professional */
header {
    position: relative;
    width: 100%;
    height: 450px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    overflow: hidden;
    /*animation: gradientBG 15s ease infinite;*/
    border-radius: 0 0 20px 20px;
    background-image: url("headerbg.jpg");
  background-size: cover;        /* fills screen */
  background-position: center;   /* centers image */
  background-repeat: no-repeat;  /* no repeating */
 /* background-attachment: fixed;   stays still when scrolling */
}


header::after {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5); /* dark overlay */
    z-index: 0;
}

.header-content {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1.5s ease forwards;
  opacity: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

header h1 {
    font-size: 48px;
    margin-bottom: 15px;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.5);
}

header .tagline {
    font-size: 20px;
    margin-bottom: 25px;
    opacity: 0.9;
}

header .cta-button {
    display: inline-block;
    padding: 14px 28px;
    background-color: #fff;
    color: #667eea;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    box-shadow: 2px 4px 12px rgba(0,0,0,0.3);
    transition: all 0.3s;
}

header .cta-button:hover {
    background-color: #e0e0ff;
    transform: translateY(-3px);
}

/* Animated Gradient Background 
@keyframes gradientBG {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}*/

/* RESPONSIVE */
@media (max-width: 768px) {
    header {
        height: 350px;
        padding: 0 15px;
    }

    header h1 {
        font-size: 36px;
    }

    header .tagline {
        font-size: 16px;
    }

    header .cta-button {
        padding: 12px 20px;
    }
}

.particles span {
  position: absolute;
  display: block;
  width: 8px;
  height: 8px;
  background: white;
  opacity: 0.4;
  border-radius: 50%;
  animation: float 10s linear infinite;
}

.particles span:nth-child(1) {
  left: 20%;
  animation-duration: 12s;
}
.particles span:nth-child(2) {
  left: 40%;
  animation-duration: 8s;
}
.particles span:nth-child(3) {
  left: 60%;
  animation-duration: 15s;
}
.particles span:nth-child(4) {
  left: 75%;
  animation-duration: 10s;
}
.particles span:nth-child(5) {
  left: 90%;
  animation-duration: 13s;
}

@keyframes float {
  0% {
    bottom: -10px;
    transform: translateX(0);
  }
  100% {
    bottom: 500px;
    transform: translateX(50px);
  }
}

/* .typing::after {
  content: "Frontend Developer | Building Interactive & Modern Web Apps";
  animation: typing 4s steps(45) 1 forwards;
  white-space: nowrap;
  overflow: hidden;
  border-right: 3px solid white;
}

@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}*/
 
/* .typing {
  display: inline-block;
  overflow: hidden;
  border-right: 3px solid white;
  animation: blink 0.8s infinite;
}

@keyframes blink {
  50% {
    border-color: transparent;
  }
} */

.typing {
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  border-right: 3px solid white;
  width: 0;
  animation: typing 8s steps(45, end) infinite, blink 2s infinite;
}

/*@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}*/

@keyframes typing {
  0% {
    width: 0;
  }

  40% {
    width: 100%;
  }

  60% {
    width: 100%;
  }

  100% {
    width: 0;
  }
}

@keyframes blink {
  50% {
    border-color: transparent;
  }
}

.glass-card {
  position: relative;
  z-index: 1;
  padding: 40px;
  border-radius: 20px;
  backdrop-filter: blur(15px);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* SECTIONS */
section {
    background: white;
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    margin: 60px 0;
}
section,
.project-card {
  background: var(--card-bg);
  transition: background 0.35s ease;
}

/* SKILLS */
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.skill-card {
    flex: 1 1 120px;
    background-color: #667eea;
    color: white;
    text-align: center;
    padding: 15px;
    border-radius: 6px;
    font-weight: bold;
}

/* PROJECTS */
#projects {
  margin: 80px 0;
  text-align: center;
  padding: 40px 20px;
}

.projects h2 {
  font-size: 28px;
  margin-bottom: 50px;
  color: #333;
}
 h2{
     text-decoration: underline;
 }
/* Grid Layout */
.projects-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 80px;
  max-width: 700px;
  margin: 0 auto;
}

/* Tablet and above View */
@media (max-width: 768px) {
  .projects-container {
    grid-template-columns: 1fr;
    gap: 80px;
  }
}

.project-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 12px     rgba(0,0,0,0.08);
    padding: 20px;
    text-align: left;
    width: 100%;
}

.project-card:hover {
    transform: translateY(-10px);
}
.project-icon {
  font-size: 30px;
  color: #6a5acd;
  margin-bottom: 15px;
}

.project-card h3 {
  color: #333;
  margin-bottom: 10px;
}

.project-card p {
  font-size: 14px;
  color: #555;
  margin-bottom: 20px;
}

/* Center only icon, title and button */
/*.project-title,*/
.project-icon,
.project-card button{
    align-self: center;
    text-align: center;
}

#projects .project-card button {
  display: block;
  background-color: #4f46e5;
  color: white;
  padding: 10px;
  font-weight: 600;
  font-size: 14px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s ease;
  width: 50%;
  height: 40px;
  margin-top: 10px;
}

.project-card button:hover {
  background-color: #4338ca;
  transform: translateY(-2px);
  opacity: 0.9;
}

.project-card input {
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

.project-card:nth-child(1) {
  animation-delay: 0.2s;
}

.project-card:nth-child(2) {
  animation-delay: 0.4s;
}

.project-card:nth-child(3) {
  animation-delay: 0.6s;
}

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

.project-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 10px;
}

.project-title i {
  color: #6a5acd;
  font-size: 22px;
  padding-top: 10px;
}

.project-title h3 {
  margin: 0;
  font-size: 18px;
}


/* CONTACT FORM */
input, textarea {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    margin-bottom: 10px;
    border-radius: 4px;
    border: 1px solid #ccc;
}

button {
    padding: 12px 20px;
    border: none;
    background-color: #667eea;
    color: white;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
}

/*button:hover {
    background-color: #5563c1;*/
  button:hover {
  background-color: #4338ca;
  transform: scale(1.05);
  transition: 0.3s ease;
}


/* RESPONSIVE */
@media (max-width: 768px) {
    .skills-container, .projects-container {
        flex-direction: column;
    }
}
#calculator-project input {
    width: 45%;
    margin-right: 5%;
}

#calculator-project button {
    width: 50%;
    margin-top: 10px;
}
h2{
    text-align: center;
}
/* TO-DO LIST */
#todo-project input {
    width: 70%;
    margin-right: 5px;
}


#todo-list {
    list-style: none;
    padding: 0;
    margin-top: 15px;
}

/*#todo-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #5563c1;
    padding: 10px 15px;
    margin: 10px auto;
    border-radius: 8px;
    width: 100%;
    max-width: 150px;
    color: white;
}*/
/*#todo-list li {
    background-color: #5563c1;
    color: white;
    padding-bottom: 10px;
    margin-bottom: 8px;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
}*/

/*#todo-list li {
    background-color: #667eea;
    padding: 6px 10px;
    margin: 6px auto;
    border-radius: 6px;
    width: fit-content;
    max-width: 300px;
    font-size: 13px;
    color: white;
}*/

#todo-list li {
    display: inline-block;
    background-color: #667eea;
    padding: 8px 14px;
    margin: 6px 0;
    border-radius: 20px;
    font-size: 14px;
    color: white;
}

#todo-list li:hover {
    background-color: #4451a1;
}

#todo-list li.completed {
    text-decoration: line-through;
    opacity: 0.7;
    background-color: #667eea;
}
/*
footer {
    background: #111827;
    color: white;
    padding: 25px 20px;
    margin-top: 80px;
}

.footer-content {
    max-width: 1000px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.footer-content p {
    font-size: 14px;
}

.social-links a {
    color: #9ca3af;
    text-decoration: none;
    margin-left: 15px;
    font-size: 14px;
    transition: 0.3s;
}

.social-links a:hover {
    color: white;
}
.footer-content {
    text-align: center;
}

.social-links {
    margin-top: 10px;
}*/


/* Glow Hover Effect 
.footer-icons a:hover {
    background-color: #667eea;
    color: white;
    box-shadow: 0 0 15px #667eea;
    transform: translateY(-4px);
}
.footer-marquee {
    overflow: hidden;
    white-space: nowrap;
    width: 100%;
}

.footer-track {
    display: inline-block;
    animation: scrollText 15s linear infinite;
    font-size: 14px;
    letter-spacing: 1px;
}

@keyframes scrollText {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}
.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.footer-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.footer-icons a {
    font-size: 20px;
    color: white;
}*/

footer {
    position: relative;
    background: url("headerbg.jpg") center/cover no-repeat;
    padding: 40px 20px;
    margin-top: 80px;
    color: white;
    border-radius: 20px 20px 0 0;
}

/* Dark overlay */
footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 20px 20px 0 0;
}

/* Glass container */
.footer-content {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;

    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    border-radius: 15px;
}

/* Social Icons 
.social-icons a {
    color: #9ca3af;
    font-size: 18px;
    margin-left: 15px;
    transition: 0.3s ease;
}

.social-icons a:hover {
    color: #667eea;
    transform: translateY(-3px);
}*/

/*.footer-icons a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    margin-left: 12px;
    border-radius: 50%;
    background-color: #1f2937;
    color: #9ca3af;
    font-size: 16px;
    transition: all 0.3s ease;
}*/

.footer {
    position: relative;
    margin-top: 80px;
    padding: 80px 20px 40px;
    background: url("headerbg.jpg") center/cover no-repeat;
    border-top-left-radius: 60px;
    border-top-right-radius: 60px;
  
}


/* Glass overlay */
.footer::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(12px);
}

/* Make content appear above glass */
.footer > * {
    position: relative;
    z-index: 2;
}

/* Scrolling text */
.footer-marquee {
    overflow: hidden;
    white-space: nowrap;
    margin-bottom: 30px;
    text-align: center;
}

.footer-track {
    display: inline-block;
    animation: scrollText 18s linear infinite;
    color: white;
    font-size: 14px;
}

@keyframes scrollText {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* Icons centered */
.footer-icons {
    display: flex;
    justify-content: center;
    gap: 25px;
    width:100%;
    margin: 0 auto;
}

/* Glass circle icons */
.footer-icons a {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(8px);
    color: white;
    font-size: 18px;
    transition: all 0.3s ease;
}

/* Hover effect */
.footer-icons a:hover {
    transform: translateY(-6px);
    background: linear-gradient(135deg, #6c63ff, #8f94fb);
    box-shadow: 0 0 20px rgba(108,99,255,0.8);
}
.color-picker-box {
    text-align: center;
    margin-top: 10px;
}

#colorPicker {
    width: 60px;
    height: 60px;
    border: none;
    cursor: pointer;
    background: none;
}

.color-text {
    font-size: 14px;
    margin-top: 8px;
    color: #666;
}

.quiz-box {
    width: 100%;
    margin-top: 10px;
}

.quiz-question {
    font-weight: 600;
    margin-bottom: 12px;
}

.quiz-btn {
    display: block !important;
    width: 100% !important;
    min-height: 48px;          /* mobile tap size */
    padding: 14px 16px;
    margin: 10px 0;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #5b6cff, #7a88ff);
    color: white;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    box-sizing: border-box;
}

/* nice press effect */
.quiz-btn:active {
    transform: scale(0.97);
}

/* hover for desktop */
.quiz-btn:hover {
    background: linear-gradient(135deg, #4a58e0, #6a78ff);
}

.quiz-result {
    margin-top: 10px;
    font-weight: 600;
}
.quiz-box {
    width: 100% !important;
    display: block !important;
}

.quiz-box * {
    max-width: 100%;
}
.project-card .quiz-box {
    width: 100%;
}
.project-card {
    text-align: left !important;
}

.project-card .card-body {
    display: block !important;
}

.landing-demo {
    text-align: center;
    margin-top: 10px;
}


.view-demo-btn {
    display: inline-block;
    margin-top: 8px;
    padding: 8px 18px;
    background: linear-gradient(135deg, #5b6cff, #7a88ff);
    color: white;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
}

.view-demo-btn:hover {
    opacity: 0.9;
}

.project-card {
  transition: all 0.25s ease;
  cursor: pointer;
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}
html {
  scroll-behavior: smooth;
}
@media (max-width: 768px) {
  .projects-grid {
    gap: 16px;
  }

  .project-card {
    padding: 18px;
  }

  section {
    padding: 40px 16px;
  }
}

.dark-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: rgba(255,255,255,0.25);
  backdrop-filter: blur(10px);
  color: #fff;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition: all 0.3s ease;
}

.dark-toggle:hover {
  transform: scale(1.08);
  background: rgba(255,255,255,0.35);
}
body.dark .dark-toggle {
  background: rgba(30,41,59,0.6);
}
/* === Scroll Reveal Animation === */
.project-card {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.project-card.show {
  opacity: 1;
  transform: translateY(0);
}
/* === Skills Scroll Animation === */
.skill-card {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.skill-card.show {
  opacity: 1;
  transform: scale(1);
}


@media (max-width: 768px) {
  .projects-container {
    grid-template-columns: 1fr !important; /* full width cards */
    gap: 16px;
  }

  .skill-card {
    flex: 1 1 100% !important;
    margin-bottom: 12px;
  }
}

@media (max-width: 768px) {
  .project-card button,
  .quiz-btn,
  .view-demo-btn,
  input,
  textarea {
    width: 100% !important;
  }
}
@media (max-width: 768px) {
  header {
    height: auto;
    padding: 50px 15px;
  }

  header h1 {
    font-size: 32px;
  }

  .footer {
    padding: 30px 15px;
  }

  .footer-icons {
    gap: 18px;
  }
}

@media (max-width: 480px) {
  section {
    padding: 25px 10px;
  }
}