/* REMOVE SCROLLING */
html, body {
    height: 100%;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* RESET */
* {
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

/* BACKGROUND */
body {
    background: radial-gradient(circle at top left, #0b0b0b, #000000 60%);
    color: white;
}

/* ---------- NAVIGATION ---------- */
nav {
    width: 100%;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav-links {
    margin-left: auto;
}

nav .logo {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 2px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 35px;
    margin-left: 20px;
}

nav ul li a {
    color: #cfcfcf;
    text-decoration: none;
    font-size: 16px;
    transition: 0.3s;
    cursor: pointer;
}

nav ul li a:hover,
nav ul li a.active {
    color: white;
    text-shadow: 0 0 10px white;
}

.github-icon i {
    font-size: 24px;
    color: white;
    cursor: pointer;
    transition: 0.3s;
}

.github-icon i:hover {
    transform: scale(1.2);
}

/* ---------- MAIN SECTION LAYOUT ---------- */
main {
    width: 100%;
    height: 100%;
}

/* Page switching */
.page {
    display: none;
    width: 100%;
    height: 100vh;
    padding-top: 120px;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
}

.page.active {
    display: flex;
    animation: fadeIn 0.4s ease-in-out;
}

/* ---------- HEADERS ON PAGES ---------- */
.header h2 {
    font-size: 55px;
    font-weight: 900;
    margin-bottom: 40px;
    text-align: center;
}

/* ---------- ABOUT PAGE ---------- */
#about .about-container {
    display: flex;
    gap: 40px;
    max-width: 1100px;
    width: 100%;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

#about .text-content {
    flex: 1 1 350px;
    max-width: 600px;
}

#about p {
    font-size: 18px;
    color: #d6d6d6;
    line-height: 1.6;
}

#about .image-content {
    flex: 0 0 250px;
}

#about .image-content img {
    width: 250px;
    height: 250px;
    object-fit: cover;
    border-radius: 15px;
    transition: 0.4s;
    display: block;
    object-position: center top;
}

#about .image-content img:hover {
    transform: scale(1.02);
}

/* Navigation buttons */
.nav-buttons {
    width: 100%;
    max-width: 1100px;
    display: flex;
    justify-content: space-between; /* default for most pages */
    margin-top: 60px;
    margin-bottom: 40px;
}

/* About page: only Next button on the right */
#about .nav-buttons {
    justify-content: flex-end;
}

.btn-disabled {
    opacity: 0.35;
    cursor: not-allowed;
}

.btn {
    padding: 14px 40px;
    background: black;
    border: 1px solid white;
    color: white;
    cursor: pointer;
    border-radius: 35px;
    font-size: 16px;
    transition: 0.3s;
    min-width: 120px;
    text-align: center;
}

.btn:hover:not(.btn-disabled) {
    background: white;
    color: black;
}

/* ---------- EDUCATION PAGE ---------- */
#education {
    padding: 0 20px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.education-boxes {
    display: flex;
    gap: 35px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 20px;
}

.box {
    width: 280px;
    padding: 30px;
    border-radius: 20px;
    text-align: left;
    border: 1px solid rgba(255,255,255,0.1);
    transition: 0.3s;
}

.black-box {
    background: rgba(255,255,255,0.03);
}

.white-box {
    background: rgba(255,255,255,0.06);
}

.box:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 20px rgba(255,255,255,0.15);
}

.school-logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
    display: block;
    margin: 0 auto 15px;
    border-radius: 10px;
}

/* ---------- ACHIEVEMENTS ---------- */
#achievements {
    padding: 0 20px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.achievements-boxes {
    display: flex;
    gap: 35px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 20px;
}

.achievement-photo {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 15px;
    transition: 0.3s;
}

.achievement-photo:hover {
    transform: scale(1.05);
}

.achievements-boxes .box h3 {
    font-size: 18px;
}

.achievements-boxes .box p {
    font-size: 16px;
}

/* ---------- FAMILY PAGE ---------- */
#family {
    padding: 0 20px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.family-boxes {
    display: flex;
    gap: 35px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 20px;
}

.family-boxes .box {
    width: 280px;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
    transition: 0.3s;
    background: rgba(255,255,255,0.06);
}

.family-photo {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 15px;
    transition: 0.3s;
}

.family-boxes .box:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 20px rgba(255,255,255,0.15);
}

.family-boxes .box h3 {
    font-size: 20px;
    color: white;
}

/* ---------- FOOTER ---------- */
footer {
    position: fixed;
    bottom: 20px;
    width: 100%;
    text-align: center;
    font-size: 14px;
    color: #cdcdcd;
    display: flex;
    justify-content: center;
    gap: 30px;
}

/* ---------- ANIMATIONS ---------- */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---------- RESPONSIVE ---------- */
@media screen and (max-width: 1024px) {
    #about .about-container {
        justify-content: center;
        gap: 30px;
    }
    #about .header h2,
    #education .header h2,
    #achievements .header h2,
    #family .header h2 {
        font-size: 45px;
    }
}

@media screen and (max-width: 768px) {
    nav { padding: 15px 20px; }
    nav ul { gap: 15px; }
    .education-boxes, .achievements-boxes, .family-boxes {
        flex-direction: row;
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }
    footer { flex-direction: column; gap: 10px; }
}

@media screen and (max-width: 480px) {
    #about .header h2 { font-size: 28px; }
    #about p { font-size: 14px; }
    .btn { padding: 12px 30px; font-size: 14px; }
    nav ul { gap: 10px; }
}