@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;800;900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: 'Poppins', sans-serif;
}

:root {
    --bg-color: #5a5b5c;
    --second-bg-color: #a0abb3;
    --text-color: #f2eaea;
    --main-color: #0ea3de;
}

html {
    font-size: 62.5%;
    overflow-x: hidden;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 9%;
    background: transparent;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    transition: .3s;
}

.header.sticky {
    background: var(--bg-color);
}

.logo {
    position: relative;
    font-size: 2.5rem;
    color: var(--text-color);
    font-weight: 600;
}

.navbar {
    position: relative;
}

.navbar a {
    font-size: 1.7rem;
    color: var(--text-color);
    font-weight: 500;
    margin-left: 3.5rem;
    transition: .3s;
}

.navbar a:hover,
.navbar a.active {
    color: var(--main-color);
}

#menu-icon {
    position: relative;
    font-size: 3.6rem;
    color: var(--text-color);
    cursor: pointer;
    display: none;
}

section {
    min-height: 100vh;
    padding: 10rem 9% 2rem;
}

.home {
    display: flex;
    align-items: center;
    padding: 0 9%;
    background: url('_background..png') no-repeat;
    background-size: cover;
    background-position: center;
}

.home-content {
    max-width: 60rem;
    z-index: 99;
    text-align: justify;
}

.home-content h1 {
    position: relative;
    display: inline-block;
    font-size: 5.12rem; /* change here */
    font-weight: 700;
    line-height: 1.3;
}

.home-content h1 span {
    color: var(--text-color);
}

.home-content .text-animate {
    position: relative;
    width: 32.8rem;
}

.home-content .text-animate h3 {
    /* change here */
    font-size: 3.05rem;
    font-weight: 700;
    color: transparent;
    -webkit-text-stroke: .7px var(--main-color);
    background-image: linear-gradient(var(--main-color), var(--main-color));
    background-repeat: no-repeat;
    -webkit-background-clip: text;
    background-position: -33rem 0;
}

.home.show-animate .home-content .text-animate h3 {
    animation: homeBgText 6s linear infinite;
    animation-delay: 2s;
}

.home-content .text-animate h3::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    border-right: 2px solid var(--main-color);
    z-index: -1;
}

.home.show-animate .home-content .text-animate h3::before {
    animation: homeCursorText 6s linear infinite;
    animation-delay: 2s;
}

.home-content p {
    position: relative;
    font-size: 1.6rem;
    margin: 2rem 0 4rem;
}

.btn-box {
    position: relative;
    display: flex;
    justify-content: space-between;
    width: 34.5rem;
    height: 5rem;
}

.btn-box .btn {
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 15rem;
    height: 100%;
    background: var(--main-color);
    border: .2rem solid var(--main-color);
    border-radius: .8rem;
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: .1rem;
    color: var(--bg-color);
    z-index: 1;
    overflow: hidden;
    transition: .5s;
}

.btn-box .btn:hover {
    color: var(--main-color);
}

.btn-box .btn:nth-child(2) {
    background: transparent;
    color: var(--main-color);
}

.btn-box .btn:nth-child(2):hover {
    color: var(--bg-color);
}

.btn-box .btn:nth-child(2)::before {
    background: var(--main-color);
}

.btn-box .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--bg-color);
    z-index: -1;
    transition: .5s;
}

.btn-box .btn:hover::before {
    width: 100%;
}

.home-sci {
    position: absolute;
    bottom: 4rem;
    width: 170px;
    display: flex;
    justify-content: space-between;
}

.home-sci a {
    position: relative;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: .2rem solid var(--main-color);
    border-radius: 50%;
    font-size: 20px;
    color: var(--main-color);
    z-index: 1;
    overflow: hidden;
    transition: .5s;
}

.home-sci a:hover {
    color: var(--bg-color);
}

.home-sci a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--main-color);
    z-index: -1;
    transition: .5s;
}

.home-sci a:hover::before {
    width: 100%;
}

.home-imgHover {
    position: absolute;
    top: 0;
    right: 0;
    width: 45%;
    height: 100%;
    background: transparent;
    transition: 3s;
}

.home-imgHover:hover {
    background: var(--bg-color);
    opacity: .8;
}

.about {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 60px;          /* একটু বেশি gap দেয়া হলো */
  padding: 100px 9%;
  background: var(--second-bg-color);
  text-align: center; /* text মাঝের দিকে */
  flex-wrap: wrap;    /* responsive জন্য wrap */
}

.about-img {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-img img {
  width: 300px;       /* একটু বড় করা হলো */
  height: 300px;
  border-radius: 50%;               
  object-fit: cover;
  border: 6px solid var(--main-color);
  box-shadow: 0 10px 20px rgba(231, 225, 225, 0.15);
  animation: pulseRotate 6s infinite linear;
}
.about {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    padding: 100px 9%;
    flex-wrap: wrap;
    text-align: center;

    /* Background image */
    background-image: url('_background..png'); /* এখানে তোমার ছবি path বসাও */
    background-size: cover;          /* পুরো section কভার করবে */
    background-position: center;     /* ছবি মাঝখানে থাকবে */
    background-repeat: no-repeat;
    position: relative;
    color: #fff;                     /* text readable করার জন্য */
}

/* Optional: overlay for better text visibility */
.about::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(82, 31, 31, 0.5); /* transparent black overlay */
    z-index: 1;
}

.about-content,
.about-img {
    position: relative;
    z-index: 2; /* overlay এর উপরে থাকবে */
}


@keyframes pulseRotate {
  0% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.05) rotate(5deg); }
  100% { transform: scale(1) rotate(0deg); }
}

.about-content {
  flex: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center; /* text centered */
}

.about-content h2 {
  font-size: 2.5rem; /* বড় করা হলো */
  margin-bottom: 25px;
  color: var(--main-color);
}

.about-content p {
  font-size: 1.8rem;  /* paragraph text বড় করা */
  line-height: 1.8;
  max-width: 600px;
}



.education {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: auto;
    padding-bottom: 5rem;
}

.education .education-row {
    display: flex;
    flex-wrap: wrap;
    gap: 5rem;
}

.education-row .education-column {
    flex: 1 1 40rem;
}

.education-column .title {
    position: relative;
    display: inline-block;
    font-size: 2.5rem;
    margin: 0 0 1.5rem 2rem;
}

.education-column .education-box {
    position: relative;
    border-left: .2rem solid var(--main-color);
}

.education-box .education-content {
    position: relative;
    padding-left: 2rem;
}

.education-box .education-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: -1.1rem;
    width: 2rem;
    height: 2rem;
    background: var(--main-color);
    border-radius: 50%;
}

.education-content .content {
    position: relative;
    padding: 1.5rem;
    border: .2rem solid var(--main-color);
    border-radius: .6rem;
    margin-bottom: 2rem;
    overflow: hidden;
}

.education-content .content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--second-bg-color);
    z-index: -1;
    transition: .5s;
}

.education-content .content:hover::before {
    width: 100%;
}

.education-content .content .year {
    font-size: 1.5rem;
    color: var(--main-color);
    padding-bottom: .5rem;
}

.education-content .content .year i {
    padding-right: .5rem;
}

.education-content .content h3 {
    font-size: 2rem;
}

.education-content .content p {
    font-size: 1.6rem;
    padding-top: .5rem;
}
.education {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: auto;
    padding: 5rem 9%;

    /* Background image */
    background-image: url('_background..png'); /* এখানে তোমার ছবি path বসাও */
    background-size: cover;          /* পুরো section কভার করবে */
    background-position: center;     /* ছবি মাঝখানে থাকবে */
    background-repeat: no-repeat;
    position: relative;
    color: #f5f3f3;                     /* text readable করার জন্য */
}

/* Optional: overlay for better text visibility */
.education::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(68, 47, 47, 0.4); /* transparent black overlay */
    z-index: 1;
}

.education-row,
.education-column,
.education-box,
.education-content {
    position: relative;
    z-index: 2; /* overlay এর উপরে থাকবে */
}


.skills {
  padding: 7rem 9%;
  background: var(--second-bg-color);
}

.skills h2 {
  font-size: 3rem;
  text-align: center;
  color: var(--main-color);
  margin-bottom: 4rem;
}

.skills-row {
  display: flex;
  flex-wrap: wrap;
  gap: 5rem;
  justify-content: center;
}

.skills-column {
  flex: 1 1 40rem;
}

.skills-column h3 {
  font-size: 2rem;
  color: var(--text-color);
  margin-bottom: 2rem;
}
.skills {
    padding: 7rem 9%;
    
    /* Background image */
    background-image: url('_background..png'); /* এখানে তোমার ছবি path বসাও */
    background-size: cover;          /* পুরো section কভার করবে */
    background-position: center;     /* ছবি মাঝখানে থাকবে */
    background-repeat: no-repeat;
    position: relative;
    color: #fff;                     /* text readable করার জন্য */
}

/* Optional: overlay for better text visibility */
.skills::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4); /* transparent black overlay */
    z-index: 1;
}

.skills-row,
.skills-column,
.progress {
    position: relative;
    z-index: 2; /* overlay এর উপরে থাকবে */
}


/* Progress bar */
.progress {
  margin-bottom: 2.5rem;
}

.progress h3 {
  display: flex;
  justify-content: space-between;
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
}

.progress .bar {
  width: 100%;
  height: 2.5rem;
  background: rgba(255,255,255,0.1);
  border-radius: .6rem;
  border: .2rem solid var(--main-color);
  overflow: hidden;
}

.progress .bar span {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  height: 100%;
  background: var(--main-color);
  color: #fff;
  padding-right: 1rem;
  font-weight: 600;
  width: 0;
  border-radius: .3rem;
  transition: width 1.5s ease-in-out;
}

/* Animate bars based on data-percent */
.progress[data-percent="95"] .bar span { width: 95%; }
.progress[data-percent="90"] .bar span { width: 90%; }
.progress[data-percent="85"] .bar span { width: 85%; }
.progress[data-percent="80"] .bar span { width: 80%; }

/* Responsive */
@media (max-width: 768px) {
  .skills-row {
    flex-direction: column;
    gap: 3rem;
  }
}

#projects {
    background-color:var(--bg-color); 
    padding: 50px 0;
    text-align: center;
}

#projects h2 {
    font-size: 36px;
    color: #333;
    margin-bottom: 40px;
    text-transform: uppercase;
    font-weight: bold;
}

.projects-container {
    width: 90%;
    margin: 0 auto;
}

.projects {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    overflow-x: auto;
    padding-bottom: 10x;
}

.project-card {
    background-color:var(--second-bg-color);
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    width: 80%;
    overflow:hidden;
    transition: transform 0.3s ease;
}
.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-info {
    padding: 20px;
    text-align: left;
}

.project-info h3 {
    font-size: 24px;
    color:var(--text-color);
}

.project-info p {
    color:var(--text-color);
    margin: 10px 0;
}

.project-info .btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #a9707a;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.project-info .btn:hover {
    background-color: var(--bg-color);
}

/* Add animation for project cards */
.project-card:hover {
    transform: translateY(-10px);
}

#projects .show-animate {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
#projects {
    background-image: url('_background..png'); /* এখানে তোমার background image path বসাও */
    background-size: cover;          /* পুরো section কভার করবে */
    background-position: center;     /* ছবি মাঝখানে থাকবে */
    background-repeat: no-repeat;    /* ছবি রিপিট হবে না */
    padding: 50px 0;                 /* উপরের নিচের padding */
    text-align: center;
    color: #fff;                     /* text visible করার জন্য */
    position: relative;
}

/* Optional: Overlay for better text visibility */
#projects::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(24, 23, 23, 0.4); /* transparent black overlay */
    z-index: 1;
}

.projects-container,
.projects,
.project-card,
.project-info {
    position: relative;
    z-index: 2; /* overlay এর উপরে থাকবে */
}




.contact {
    min-height: auto;
    padding-bottom: 7rem;
    background-color: var(--second-bg-color);
}

.contact h2 {
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.contact form {
    max-width: 70rem;
    margin: 0 auto;
    text-align: center;
}

.contact form .input-box {
    position: relative;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.contact form .input-box .input-field {
    position: relative;
    width: 49%;
    margin: .8rem 0;
}

.contact form .input-box .input-field input,
.contact form .textarea-field textarea {
    width: 100%;
    height: 100%;
    padding: 1.5rem;
    font-size: 1.6rem;
    color: var(--text-color);
    background: transparent;
    border-radius: .6rem;
    border: .2rem solid var(--main-color);
}

.contact form .input-box .input-field input::placeholder,
.contact form .textarea-field textarea::placeholder {
    color: var(--text-color);
}

.contact form .focus {
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--second-bg-color);
    border-radius: .6rem;
    z-index: -1;
    transition: .5s;
}

.contact form .input-box .input-field input:focus~.focus,
.contact form .input-box .input-field input:valid~.focus,
.contact form .textarea-field textarea:focus~.focus,
.contact form .textarea-field textarea:valid~.focus {
    width: 100%;
}

.contact form .textarea-field {
    position: relative;
    margin: .8rem 0 2.7rem;
    display: flex;
}

.contact form .textarea-field textarea {
    resize: none;
}

.contact form .btn-box.btns .btn {
    cursor: pointer;
}
.contact {
    position: relative;
    min-height: auto;
    padding: 7rem 9%;
    
    /* Background image */
    background-image: url('_background..png'); /* এখানে তোমার ছবি path বসাও */
    background-size: cover;          /* পুরো section কভার করবে */
    background-position: center;     /* ছবি মাঝখানে থাকবে */
    background-repeat: no-repeat;
    color: #fff;                     /* text readable করার জন্য */
}

.footer {
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 2rem 9%;
    background: var(--bg-color);
    display: flex;
}
.footer-text p {
    font-size: 1.6rem;
}

.footer-text,
.footer-iconTop {
    position: relative;
}


.footer-iconTop a {
    
    justify-content: center;
    align-items: center;
    padding: .8rem;
    background: var(--main-color);
    border: .2rem solid var(--main-color);
    border-radius: .6rem;
    z-index: 1;
    overflow: hidden;
}

/* .footer-iconTop a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--bg-color);
    z-index: -1;
    transition: .5s;
} */

.footer-iconTop a:hover::before {
    width: 100%;
}

.footer-iconTop a i {
    color: var(--bg-color);
    transition: .5s;
}

.footer-iconTop a:hover i {
    color: var(--main-color);
}

/* ANIMATION RELOAD AND SCROLL */
.animate {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    z-index: 98;
}

.animate.home-img {
    width: 50%;
}

.logo .animate,
.navbar .animate,
#menu-icon .animate,
.home.show-animate .animate {
    animation: showRight 1s ease forwards;
    animation-delay: calc(.3s * var(--i));
}

.animate.scroll {
    transition: 1s ease;
    transition-delay: calc(.3s / var(--i));
    animation: none;
}

section:nth-child(odd) .animate.scroll,
.footer .animate.scroll {
    background: var(--second-bg-color);
}

.education .education-box .animate.scroll {
    width: 105%;
}

.about.show-animate .animate.scroll,
.education.show-animate .animate.scroll,
.skills.show-animate .animate.scroll,
.contact.show-animate .animate.scroll,
.footer.show-animate .animate.scroll {
    transition-delay: calc(.3s * var(--i));
    width: 0;
}

::-moz-selection { /* Code for Firefox */
    color: var(--second-bg-color);
    background: var(--main-color);
  }
  
::selection {
    color: var(--second-bg-color);
    background: var(--main-color);
  }


/* BREAKPOINTS */
@media (max-width: 1200px) {
    html {
        font-size: 55%;
    }
}

@media (max-width: 991px) {
    .header {
        padding: 2rem 4%;
    }

    section {
        padding: 10rem 4% 2rem;
    }

    .home {
        padding: 0 4%;
    }

    .footer {
        padding: 2rem 4%;
    }
}

@media (max-width: 850px) {
    .animate.home-img {
        width: 55%;
    }
}

@media (max-width: 768px) {
    .header {
        background: var(--bg-color);
    }

    #menu-icon {
        display: block;
    }

    .navbar {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        padding: 1rem 4%;
        background: var(--main-color);
        box-shadow: 0 .5rem 1rem rgba(0, 0, 0, .2);
        z-index: 1;
        transition: .25s ease;
        transition-delay: .25s;
    }

    .navbar.active {
        left: 0;
        transition-delay: 0s;
    }

    .navbar .active-nav {
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: var(--bg-color);
        border-top: .1rem solid rgba(0, 0, 0, .2);
        z-index: -1;
        transition: .25s ease;
        transition-delay: 0s;
    }

    .navbar.active .active-nav {
        left: 0;
        transition-delay: .25s;
    }

    .navbar a {
        display: block;
        font-size: 2rem;
        margin: 3rem 0;
        transform: translateX(-20rem);
        transition: .25s ease;
        transition-delay: 0s;
    }

    .navbar.active a {
        transform: translateX(0);
        transition-delay: .25s;
    }

    .home-imgHover {
        pointer-events: none;
        background: var(--bg-color);
        opacity: .6;
    }
}

@media (max-width: 520px) {
    html {
        font-size: 50%;
    }

    .home-content h1 {
        display: flex;
        flex-direction: column;
    }

    .home-sci {
        width: 160px;
    }

    .home-sci a {
        width: 38px;
        height: 38px;
    }
}

@media (max-width: 462px) {
    .home-content h1 {
        font-size: 5.2rem;
    }

    .education {
        padding: 10rem 4% 5rem 5%;
    }

    .contact form .input-box .input-field {
        width: 100%;
    }

    .footer {
        flex-direction: column-reverse;
    }

    .footer p {
        margin-top: 2rem;
        text-align: center;
    }
}

@media (max-width: 371px) {
    .home {
        justify-content: center;
    }

    .home-content {
        display: flex;
        align-items: center;
        flex-direction: column;
        text-align: center;
    }

    .home-content h1 {
        font-size: 5rem;
    }
}


/* KEYFRAMES ANIMATION */
@keyframes homeBgText {

    0%,
    10%,
    100% {
        background-position: -33rem 0;
    }

    65%,
    85% {
        background-position: 0 0;
    }
}

@keyframes homeCursorText {

    0%,
    10%,
    100% {
        width: 0;
    }

    65%,
    78%,
    85% {
        width: 100%;
        opacity: 1;
    }

    75%,
    81% {
        opacity: 0;
    }
}

@keyframes aboutSpinner {
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes showRight {
    100% {
        width: 0;
    }
}