* {
    margin: 0;
    padding: 0;
    outline: 0;
    list-style-type: none;
    text-decoration: none;
    font-family: Quantico;
}

body {
    background-color: #25262F;
    color: #ffffff;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.back-btn {
    color: #fff;
}

.back-btn span {
    color: #ff4d4d;
}

header h1 span {
    display: inline-block;
    color: #ff4d4d;
}

/* ==================Grid Layout ===================*/
.grid-layout {
    display: flex;
    gap: 40px;
}

/* Card Styling */
.card {
    background: #25262F;
    border: 1px solid #3d3f4b;
    border-radius: 15px;
    padding: 30px;
    margin-bottom: 40px;
    box-shadow: 0px 0px 8px 0px rgba(255, 255, 255, 0.6);
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 30px;
}

.avatar {
    width: 40%;

    text-align: center;
}

.info-list {
    width: 60%;
}

.avatar img {
    width: 70%;
    height: 70%;
    border-radius: 50%;
    border: 4px solid #3d3f4b;
    transform: scale(1);
}

.info-list h2 {
    text-align: justify;
    font-size: 3rem;
    font-weight: 900;
    padding-bottom: 1rem;
}

.info-list p {
    border-top: 1px solid #3E3F46;
    padding: 10px 0;
    font-size: 1;
    color: #ffffff;
    display: flex;
    justify-content: space-between;
}

.skills-grid {
    display: flex;
    justify-content: space-between;
}

.skills-card h3 {
    color: #fff;
    font-size: 2rem;
}

.skills-card h3>span {
    color: #ff4d4d;
}

.leftSkills p {
    font-size: 1rem;
    padding-top: 1rem;
    padding-left: 1.5rem;
}

.leftSkills i {
    font-size: 1rem;
    margin-right: 1rem;
}

.leftSkills p:hover {
    color: #ff4d4d;
}

.rightSkills p {
    font-size: 1rem;
    padding-top: 1rem;
}

.rightSkills i {
    font-size: 1rem;
    margin-right: 1rem;
}

.rightSkills p:hover {
    color: #ff4d4d;
}

sup {
    color: #fff;
}

.leftSkills p:hover sup {
    color: #ff4d4d;
}

.biography p {
    text-align: justify;
    margin-top: 2rem;
    line-height: 1.6;
    font-family: raleway;
    padding-bottom: 2rem;
}

.contact_info {
    border-top: 1px solid #5c5c5cb6;
    padding-top: 2rem;
}

.contact_info a {

    display: block;
    padding: 5px;
    color: #ddd;
}

.contact_info a:hover {
    color: #ff4d4d;
}

.contact_info i {
    padding-right: 1rem;
}

/* Portfolio Side */

.portfolio-item img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
    padding: 1px;
    transition: transform 0.3s ease;
}

/* Responsive for Mobile */
@media (max-width: 768px) {
    .grid-layout {
        grid-template-columns: 1fr;
    }

    .right-col {
        display: none;
    }
}

.left-col {
    flex: 1.5;
}

/* right coloumn===================== */
.right-col {
    flex: 1;
    height: 100vh;
    position: sticky;
    overflow: hidden;
    padding: 0;
    top: 0;
}

/* Portfolio item wrapper */
.portfolio-item {
    display: flex;
    flex-direction: column;
    animation: scrollPortfolio linear infinite;
}

/* Keyframes for continuous upward scroll */
@keyframes scrollPortfolio {
    0% {
        transform: translateY(0);
    }

    100% {
        transform: translateY(-50%);
    }
}

/* responsive Tablet and Mobile===================== */
@media (max-width: 768px) {
    .grid-layout {
        flex-direction: column;
        gap: 20px;
    }

    .left-col {
        flex: 1;
    }

    .right-col {
        display: none;
    }

    header h1 {
        font-size: 2rem;
    }

    .info-list h2 {
        font-size: 2rem;
    }
}

/* Mobile view (≤440px) */
@media (max-width: 440px) {
    .hide {
        display: none;
    }

    body {
        padding: 10px;
        /* reduce padding */
    }

    header {
        flex-direction: column;
        /* stack header items */
        gap: 10px;
    }

    header h1 {
        font-size: 1.5rem;
        text-align: center;
    }

    .profile-header {
        flex-direction: column;
    }

    .avatar,
    .info-list {
        width: 80vw;

    }

    .avatar img {
        width: 200px;
        height: 200px;
    }

    .skills-card h3 {
        text-align: center;
        padding-bottom: 1rem;
    }

    .info-list h2 {
        font-size: 1.5rem;
    }

    .info-list p {
        font-size: 0.9rem;
    }

    .skills-card h3 {
        font-size: 1.2rem;
    }

    .leftSkills p,
    .rightSkills p {
        font-size: 0.9rem;
        padding-top: 0.5rem;
        padding-left: 0;

    }

    .biography p {
        font-size: 0.9rem;
        line-height: 1.4;
    }

    .contact_info a {
        font-size: 0.9rem;
    }
}