* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background:
        radial-gradient(circle at top left, rgba(44, 92, 170, 0.18), transparent 30%),
        radial-gradient(circle at top right, rgba(0, 183, 255, 0.12), transparent 25%),
        linear-gradient(180deg, #eef3f9 0%, #e9eef6 100%);
    min-height: 100vh;
}

html {
    scroll-behavior: smooth;
}

/* ================= 3D FUTURISTIC NAVBAR ================= */

.futuristic-navbar {
    margin: 12px 25px;
    border-radius: 24px;
    overflow: hidden;
    padding: 18px 0;
    background:
        linear-gradient(180deg, rgba(8, 18, 38, 0.96) 0%, rgba(15, 30, 58, 0.92) 100%);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow:
        0 20px 40px rgba(0,0,0,0.28),
        0 8px 18px rgba(36, 120, 255, 0.12),
        inset 0 1px 0 rgba(255,255,255,0.08),
        inset 0 -1px 0 rgba(0,0,0,0.18);
    transform: perspective(1200px) rotateX(2deg);
    transition: all 0.35s ease;
}

.futuristic-navbar:hover {
    transform: perspective(1200px) rotateX(0deg) translateY(-1px);
    box-shadow:
        0 24px 50px rgba(0,0,0,0.32),
        0 10px 22px rgba(36, 120, 255, 0.16),
        inset 0 1px 0 rgba(255,255,255,0.08),
        inset 0 -1px 0 rgba(0,0,0,0.18);
}

.navbar-shell {
    position: relative;
    border-radius: inherit;
}

.navbar-shell::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(circle at top center, rgba(120, 220, 255, 0.10), transparent 45%);
    pointer-events: none;
}

/* Brand */
.futuristic-brand {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.brand-title {
    font-size: 34px;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
    letter-spacing: 0.4px;
    text-shadow:
        0 2px 0 rgba(0,0,0,0.18),
        0 0 10px rgba(90,180,255,0.18),
        0 0 24px rgba(90,180,255,0.08);
}

.brand-glow-line {
    width: 118px;
    height: 4px;
    margin-top: 10px;
    border-radius: 999px;
    background: linear-gradient(90deg, #2e8fff, #71e3ff);
    box-shadow:
        0 0 12px rgba(46,143,255,0.42),
        0 0 24px rgba(113,227,255,0.18);
}

/* Nav */
.futuristic-nav-list {
    gap: 10px;
}

.futuristic-nav-list .nav-link {
    position: relative;
    color: rgba(255,255,255,0.88) !important;
    font-size: 15px;
    font-weight: 600;
    padding: 13px 18px !important;
    border-radius: 14px;
    white-space: nowrap;
    transition: all 0.3s ease;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.00));
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.03);
}

.futuristic-nav-list .nav-link:hover {
    color: #ffffff !important;
    transform: translateY(-2px);
    background: linear-gradient(180deg, rgba(62,144,255,0.12), rgba(62,144,255,0.04));
    box-shadow:
        0 8px 18px rgba(0,0,0,0.14),
        inset 0 1px 0 rgba(255,255,255,0.05);
}

.futuristic-nav-list .nav-link.active {
    color: #ffffff !important;
    background: linear-gradient(180deg, rgba(66, 154, 255, 0.22), rgba(50, 115, 255, 0.10));
    border: 1px solid rgba(113,227,255,0.16);
    box-shadow:
        0 10px 22px rgba(46,143,255,0.14),
        inset 0 1px 0 rgba(255,255,255,0.08),
        inset 0 -2px 8px rgba(0,0,0,0.12);
}

.futuristic-nav-list .nav-link.active::after {
    content: "";
    position: absolute;
    left: 16px;
    right: 16px;
    bottom: 6px;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, #2e8fff, #71e3ff);
    box-shadow: 0 0 12px rgba(113,227,255,0.45);
}

/* 3D button */
.futuristic-contact-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 160px;
    height: 56px;
    padding: 0 26px;
    border-radius: 18px;
    text-decoration: none;
    color: #ffffff;
    font-size: 16px;
    font-weight: 700;
    background: linear-gradient(180deg, #4eb3ff 0%, #2a8dff 52%, #65e8ff 100%);
    box-shadow:
        0 16px 28px rgba(43,140,255,0.28),
        inset 0 2px 0 rgba(255,255,255,0.25),
        inset 0 -3px 0 rgba(0,0,0,0.12);
    transition: all 0.3s ease;
    transform: translateZ(0);
}

.futuristic-contact-btn:hover {
    color: #ffffff;
    transform: translateY(-2px) scale(1.01);
    box-shadow:
        0 20px 34px rgba(43,140,255,0.34),
        inset 0 2px 0 rgba(255,255,255,0.25),
        inset 0 -3px 0 rgba(0,0,0,0.12);
}

/* Toggler */
.futuristic-toggler {
    border: 1px solid rgba(255,255,255,0.10);
    border-radius: 12px;
    background: rgba(255,255,255,0.05);
    padding: 6px 10px;
}

.futuristic-toggler:focus,
.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    filter: brightness(2.2);
}

.futuristic-navbar.scrolled {
    padding: 14px 0;
    transform: perspective(1200px) rotateX(1deg);
}

/* Mobile */
@media (max-width: 991px) {
    .futuristic-navbar {
        margin: 10px 14px;
        padding: 14px 0;
        transform: none;
    }

    .brand-title {
        font-size: 28px;
    }

    .brand-glow-line {
        width: 92px;
        margin-top: 8px;
    }

    .futuristic-navbar .navbar-collapse {
        margin-top: 16px;
        padding: 18px;
        border-radius: 20px;
        background: rgba(10, 20, 38, 0.98);
        border: 1px solid rgba(113,227,255,0.08);
        box-shadow: 0 16px 34px rgba(0,0,0,0.24);
    }

    .futuristic-nav-list .nav-link {
        display: block;
        margin-bottom: 6px;
    }

    .futuristic-contact-btn {
        width: 100%;
        margin-top: 12px;
    }
}

/* ================= VISIBLE NAVBAR ANIMATIONS ================= */

/* Navbar overall animated glow */
.futuristic-navbar {
    position: relative;
}

.futuristic-navbar::after {
    content: "";
    position: absolute;
    top: 0;
    left: -30%;
    width: 30%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,0.08),
        transparent
    );
    transform: skewX(-20deg);
    animation: navbarShine 4.5s linear infinite;
    pointer-events: none;
}

@keyframes navbarShine {
    0% {
        left: -35%;
    }
    100% {
        left: 130%;
    }
}

/* Nav links more visible hover */
.futuristic-nav-list .nav-link {
    position: relative;
    z-index: 1;
}

.futuristic-nav-list .nav-link::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 4px;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, #2e8fff, #71e3ff);
    border-radius: 999px;
    transform: translateX(-50%);
    transition: width 0.35s ease;
    box-shadow: 0 0 12px rgba(113, 227, 255, 0.35);
}

.futuristic-nav-list .nav-link:hover::after {
    width: 70%;
}

/* Active item pulse glow */
.futuristic-nav-list .nav-link.active {
    animation: activePulse 2s ease-in-out infinite;
}

@keyframes activePulse {
    0% {
        box-shadow:
            0 10px 22px rgba(46,143,255,0.10),
            inset 0 1px 0 rgba(255,255,255,0.08),
            inset 0 -2px 8px rgba(0,0,0,0.12);
    }
    50% {
        box-shadow:
            0 12px 28px rgba(46,143,255,0.22),
            0 0 16px rgba(113,227,255,0.18),
            inset 0 1px 0 rgba(255,255,255,0.08),
            inset 0 -2px 8px rgba(0,0,0,0.12);
    }
    100% {
        box-shadow:
            0 10px 22px rgba(46,143,255,0.10),
            inset 0 1px 0 rgba(255,255,255,0.08),
            inset 0 -2px 8px rgba(0,0,0,0.12);
    }
}

/* Contact button moving light sweep */
.futuristic-contact-btn {
    position: relative;
    overflow: hidden;
}

.futuristic-contact-btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -40%;
    width: 35%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,0.28),
        transparent
    );
    transform: skewX(-20deg);
    animation: buttonSweep 3s linear infinite;
}

@keyframes buttonSweep {
    0% {
        left: -45%;
    }
    100% {
        left: 140%;
    }
}

/* ================= HERO UPGRADE ================= */

.hero-section {
    position: relative;
    width: 100%;
    height: 78vh;
    min-height: 560px;
    overflow: hidden;
    border-radius: 0 0 24px 24px;
}

.hero-section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Dark cinematic overlay */
.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, rgba(2, 10, 24, 0.78) 0%, rgba(2, 10, 24, 0.50) 38%, rgba(2, 10, 24, 0.18) 65%, rgba(2, 10, 24, 0.06) 100%);
    z-index: 1;
}

/* Content box */
.hero-content-box {
    position: absolute;
    top: 52%;
    left: 70px;
    transform: translateY(-50%);
    z-index: 2;
    max-width: 620px;
    padding: 34px 34px;
    border-radius: 24px;
    background: rgba(7, 20, 42, 0.26);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow:
        0 20px 45px rgba(0,0,0,0.22),
        inset 0 1px 0 rgba(255,255,255,0.06);
}

/* Badge */
.hero-badge {
    display: inline-block;
    margin-bottom: 18px;
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(85, 191, 255, 0.14);
    color: #9bddff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.4px;
}

/* Heading */
.hero-content-box h1 {
    color: #ffffff;
    font-size: 64px;
    line-height: 1.02;
    font-weight: 800;
    margin: 0 0 16px;
    text-shadow: 0 8px 30px rgba(0,0,0,0.22);
}

/* Paragraph */
.hero-content-box p {
    color: #d7e9ff;
    font-size: 19px;
    line-height: 1.8;
    margin: 0 0 24px;
    max-width: 560px;
}

/* Buttons */
.hero-buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.hero-btn-primary,
.hero-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 170px;
    height: 54px;
    padding: 0 22px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

/* ===== PRIMARY BUTTON ===== */
.hero-btn-primary {
    position: relative;
    padding: 14px 30px;
    border-radius: 50px;
    background: linear-gradient(135deg, #00c6ff, #0072ff);
    color: #fff;
    font-weight: 600;
    text-decoration: none;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 8px 25px rgba(0, 198, 255, 0.3);
}

.hero-btn-primary::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: all 0.6s ease;
}

.hero-btn-primary:hover::before {
    left: 100%;
}

.hero-btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 35px rgba(0, 198, 255, 0.6);
}


/* ===== SECONDARY BUTTON ===== */
.hero-btn-secondary {
    padding: 14px 30px;
    border-radius: 50px;
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    text-decoration: none;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.hero-btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    transform: translateY(-3px);
    border-color: #00c6ff;
}

/* Responsive */
@media (max-width: 991px) {
    .hero-section {
        height: 70vh;
        min-height: 500px;
    }

    .hero-content-box {
        left: 24px;
        right: 24px;
        max-width: none;
        padding: 24px;
    }

    .hero-content-box h1 {
        font-size: 40px;
    }

    .hero-content-box p {
        font-size: 16px;
        line-height: 1.7;
    }

    .hero-buttons {
        gap: 10px;
    }

    .hero-btn-primary,
    .hero-btn-secondary {
        width: 100%;
    }
}

/* ================= JS ANIMATION EFFECTS ================= */

/* Hero smooth transform */
.hero-section img {
    transition: transform 0.25s ease-out;
    will-change: transform;
}

/* Scroll reveal base */
.experience-section,
.education-section,
.contact-section,
.publication-card,
.accomplishment-card,
.community-item,
.appna-card,
.pub-card {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

/* Scroll reveal active */
.show-reveal {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* Contact button pulse */
.pulse-btn {
    animation: pulseGlow 1.2s ease;
}

@keyframes pulseGlow {
    0% {
        box-shadow: 0 0 0 rgba(76, 201, 255, 0);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 22px rgba(76, 201, 255, 0.45);
        transform: scale(1.03);
    }
    100% {
        box-shadow: 0 0 0 rgba(76, 201, 255, 0);
        transform: scale(1);
    }
}

/* Link hover glow spot */
.futuristic-nav-list .nav-link {
    overflow: hidden;
}

.futuristic-nav-list .nav-link::before {
    content: "";
    position: absolute;
    width: 140px;
    height: 140px;
    left: calc(var(--x, 50%) - 70px);
    top: calc(var(--y, 50%) - 70px);
    background: radial-gradient(circle, rgba(97, 211, 255, 0.18), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.futuristic-nav-list .nav-link:hover::before {
    opacity: 1;
}

.navbar {
    position: sticky;
    top: 0;
    z-index: 9999;

    backdrop-filter: blur(12px);
    background: rgba(10, 20, 40, 0.7);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

/* ================= HERO ANIMATIONS ================= */

.hero-content-box {
    animation: heroBoxFade 1s ease forwards;
}

.hero-badge {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-content-box h1 {
    opacity: 0;
    transform: translateY(25px);
    animation: heroFadeUp 0.9s ease forwards;
    animation-delay: 0.4s;
}

.hero-content-box p {
    opacity: 0;
    transform: translateY(25px);
    animation: heroFadeUp 0.9s ease forwards;
    animation-delay: 0.6s;
}

.hero-buttons {
    opacity: 0;
    transform: translateY(25px);
    animation: heroFadeUp 0.9s ease forwards;
    animation-delay: 0.8s;
}

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

@keyframes heroBoxFade {
    from {
        opacity: 0;
        transform: translateY(-50%) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }
}

/* ================= HERO PARTICLES ================= */

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    overflow: hidden;
}

.hero-particles span {
    position: absolute;
    display: block;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(160, 230, 255, 0.55), rgba(160, 230, 255, 0.06));
    box-shadow: 0 0 20px rgba(120, 220, 255, 0.18);
    animation: floatParticle linear infinite;
}

/* individual particles */
.hero-particles span:nth-child(1) {
    width: 70px;
    height: 70px;
    left: 8%;
    top: 18%;
    animation-duration: 12s;
}

.hero-particles span:nth-child(2) {
    width: 38px;
    height: 38px;
    left: 22%;
    top: 62%;
    animation-duration: 10s;
}

.hero-particles span:nth-child(3) {
    width: 56px;
    height: 56px;
    left: 38%;
    top: 20%;
    animation-duration: 14s;
}

.hero-particles span:nth-child(4) {
    width: 28px;
    height: 28px;
    left: 52%;
    top: 55%;
    animation-duration: 11s;
}

.hero-particles span:nth-child(5) {
    width: 44px;
    height: 44px;
    left: 68%;
    top: 25%;
    animation-duration: 13s;
}

.hero-particles span:nth-child(6) {
    width: 22px;
    height: 22px;
    left: 82%;
    top: 60%;
    animation-duration: 9s;
}

@keyframes floatParticle {
    0% {
        transform: translateY(0px) translateX(0px);
    }
    25% {
        transform: translateY(-12px) translateX(8px);
    }
    50% {
        transform: translateY(-24px) translateX(-6px);
    }
    75% {
        transform: translateY(-12px) translateX(10px);
    }
    100% {
        transform: translateY(0px) translateX(0px);
    }
}

.hero-mini-info {
    margin: 20px 0 24px;
}

.hero-mini-info p {
    margin: 0 0 10px;
    font-size: 16px;
    line-height: 1.7;
    color: #e2eeff;
}

.hero-content-box p {
    max-width: 560px;
}

.hero-section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transform: scale(1.04);
    animation: heroZoom 12s ease-in-out infinite alternate;
    transition: transform 0.25s ease-out;
    will-change: transform;
}

@keyframes heroZoom {
    from {
        transform: scale(1.04);
    }
    to {
        transform: scale(1.09);
    }
}

/* ================= HERO MOVING LIGHT ================= */

.hero-light {
    position: absolute;
    top: -10%;
    left: -20%;
    width: 45%;
    height: 140%;
    z-index: 1;
    pointer-events: none;
    background: radial-gradient(circle, rgba(125, 220, 255, 0.18) 0%, rgba(125, 220, 255, 0.08) 30%, transparent 70%);
    filter: blur(30px);
    animation: heroLightMove 9s ease-in-out infinite alternate;
}

@keyframes heroLightMove {
    0% {
        transform: translateX(0) translateY(0) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateX(120px) translateY(20px) rotate(6deg);
        opacity: 1;
    }
    100% {
        transform: translateX(220px) translateY(-10px) rotate(10deg);
        opacity: 0.75;
    }
}

/* ================= PREMIUM EXPERIENCE SECTION ================= */

.experience-section {
    padding: 90px 0;
    background: linear-gradient(180deg, #f8fbff 0%, #eef4fb 100%);
}

.experience-container {
    width: 90%;
    max-width: 1250px;
    margin: 0 auto;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 50px;
}

.experience-left {
    width: 58%;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 30px;
    background: rgba(35, 136, 255, 0.10);
    color: #1274d8;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 18px;
}

.experience-left h2 {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.1;
    color: #071b3b;
    margin-bottom: 18px;
}

.experience-intro {
    font-size: 18px;
    line-height: 1.8;
    color: #5a6b7f;
    margin-bottom: 30px;
    max-width: 90%;
}

.exp-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 22px 24px;
    margin-bottom: 18px;
    box-shadow: 0 12px 30px rgba(13, 38, 76, 0.08);
    border: 1px solid rgba(16, 81, 155, 0.08);
    transition: all 0.3s ease;
}

.exp-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 36px rgba(13, 38, 76, 0.12);
}

.exp-card h3 {
    font-size: 24px;
    font-weight: 800;
    color: #0a2a55;
    margin-bottom: 10px;
}

.exp-card p {
    font-size: 17px;
    color: #44566c;
    line-height: 1.7;
    margin-bottom: 10px;
}

.exp-card span {
    display: inline-block;
    padding: 7px 14px;
    border-radius: 30px;
    background: linear-gradient(135deg, #2388ff, #64e3ff);
    color: #fff;
    font-size: 14px;
    font-weight: 700;
}

.experience-right {
    width: 42%;
    position: sticky;
    top: 120px;
}

.experience-image-box {
    background: #fff;
    border-radius: 28px;
    padding: 14px;
    box-shadow: 0 18px 45px rgba(10, 27, 59, 0.16);
}

.experience-image-box img {
    width: 100%;
    display: block;
    border-radius: 20px;
}

.experience-right {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    position: relative;
}

.experience-images {
    position: relative;
    width: 360px;
    height: 380px;
}

.img-card {
    position: absolute;
    width: 220px;
    height: 220px;
    border-radius: 22px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.30);
    transition: all 0.4s ease;
    background: #fff;
}

.img-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* positions */
.img1 {
    top: 0;
    left: 70px;
    z-index: 3;
}

.img2 {
    top: 90px;
    left: 0;
    z-index: 2;
}

.img3 {
    top: 160px;
    left: 110px;
    z-index: 1;
}

.img-card:hover {
    transform: translateY(-10px) scale(1.04);
    box-shadow: 0 28px 60px rgba(0, 0, 0, 0.38);
}

@media (max-width: 991px) {
    .experience-images {
        width: 100%;
        height: auto;
        display: grid;
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .img-card {
        position: relative;
        width: 100%;
        height: 220px;
        top: auto;
        left: auto;
    }
}

/* Responsive */
@media (max-width: 991px) {
    .experience-container {
        flex-direction: column;
    }

    .experience-left,
    .experience-right {
        width: 100%;
    }

    .experience-right {
        position: static;
    }

    .experience-left h2 {
        font-size: 36px;
    }

    .experience-intro {
        max-width: 100%;
        font-size: 16px;
    }

    .exp-card h3 {
        font-size: 20px;
    }

    .exp-card p {
        font-size: 16px;
    }
}

.experience-right {
    position: sticky;
    top: 120px; /* navbar ke niche gap */
    height: fit-content;
}

/* =========================
   EDUCATION SECTION
========================= */

.education-section {
    padding: 90px 60px;
    background: linear-gradient(180deg, #02142f 0%, #041b3d 100%);
}

.education-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

/* LEFT SIDE */
.education-left {
    flex: 2;
}

.education-left .section-tag {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 30px;
    background: rgba(72, 169, 255, 0.12);
    color: #67c7ff;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 18px;
}

.education-left h2 {
    font-size: 56px;
    line-height: 1.1;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 30px;
}

/* EDUCATION CARD */
.edu-card {
    background: rgba(7, 27, 55, 0.88);
    border: 1px solid rgba(103, 199, 255, 0.18);
    border-radius: 22px;
    padding: 26px 26px;
    margin-bottom: 22px;
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
    transition: all 0.3s ease;
}

.edu-card:hover {
    transform: translateY(-4px);
    border-color: rgba(103, 199, 255, 0.35);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.32);
}

.edu-card h3 {
    font-size: 22px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 14px;
}

.edu-card p {
    font-size: 16px;
    line-height: 1.8;
    color: #d5e7ff;
    margin: 0 0 4px;
}

.edu-card span {
    display: inline-block;
    margin-top: 14px;
    font-size: 16px;
    font-weight: 700;
    color: #5cc8ff;
}

/* RIGHT SIDE */
.education-right {
    flex: 1;
    position: sticky;
    top: 120px;
    align-self: flex-start;
}

.education-image-box {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 24px;
    padding: 18px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

.education-image-box img {
    width: 100%;
    display: block;
    border-radius: 18px;
}

/* RESPONSIVE */
@media (max-width: 992px) {
    .education-section {
        padding: 70px 20px;
    }

    .education-container {
        flex-direction: column;
        gap: 30px;
    }

    .education-left,
    .education-right {
        width: 100%;
        flex: unset;
    }

    .education-right {
        position: static;
    }

    .education-left h2 {
        font-size: 40px;
    }

    .edu-card {
        padding: 22px 20px;
    }

    .edu-card h3 {
        font-size: 20px;
    }

    .edu-card p {
        font-size: 15px;
    }

    .edu-card span {
        font-size: 15px;
    }
}

.education-right {
    position: sticky;
    top: 120px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.education-images-two {
    position: relative;
    width: 380px;
    height: 320px;
}

.edu-main {
    width: 100%;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.35);
    display: block;
}

.edu-small {
    position: absolute;
    width: 180px;
    right: -10px;
    bottom: -20px;
    border-radius: 20px;
    box-shadow: 0 20px 45px rgba(0,0,0,0.30);
    display: block;
    border: 4px solid rgba(8, 22, 48, 0.95);
}

.edu-small {
    right: -20px;
    bottom: -30px;
}

.edu-main,
.edu-small {
    transition: all 0.4s ease;
}

.edu-main:hover,
.edu-small:hover {
    transform: translateY(-8px) scale(1.03);
}

/* ===== LICENSE SECTION FIXED ===== */

.license-section {
    padding: 80px 5%;
    background: #eef3f8;
}

.license-section .section-title {
    color: #123a6b;
    font-size: 42px;
    font-weight: 800;
    margin-bottom: 40px;
}

.license-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.license-card {
    background: #ffffff;
    padding: 28px;
    border-radius: 20px;
    border: 1px solid rgba(18, 58, 107, 0.08);
    box-shadow: 0 12px 28px rgba(18, 52, 88, 0.08);
    position: relative;
    transition: all 0.3s ease;
}

.license-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 18px;
    bottom: 18px;
    width: 4px;
    border-radius: 10px;
    background: linear-gradient(180deg, #00c6ff, #0072ff);
}

.license-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 38px rgba(18, 52, 88, 0.14);
}

.license-card h3 {
    color: #123a6b;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 10px;
    line-height: 1.4;
}

.license-card p {
    color: #5f6f86;
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 10px;
}

.license-card span {
    display: block;
    margin-top: 12px;
    color: #00a8ff;
    font-size: 16px;
    font-weight: 700;
}

.license-card ul {
    margin: 12px 0 0 18px;
    padding: 0;
}

.license-card ul li {
    color: #5f6f86;
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 4px;
}

@media (max-width: 991px) {
    .license-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   LEADERSHIP SECTION - SCRATCH CSS
======================================== */

.leadership-section {
    padding: 90px 5%;
    background:
        radial-gradient(circle at top left, rgba(0, 198, 255, 0.10), transparent 28%),
        radial-gradient(circle at bottom right, rgba(0, 114, 255, 0.08), transparent 30%),
        linear-gradient(135deg, #061a31 0%, #082443 45%, #0b2d53 100%);
    position: relative;
    overflow: hidden;
}

.leadership-container {
    max-width: 1200px;
    margin: 0 auto;
}

.leadership-header {
    margin-bottom: 55px;
}

.leadership-badge {
    display: inline-block;
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #7edbff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.3px;
    margin-bottom: 18px;
}

.leadership-header h2 {
    margin: 0 0 16px 0;
    font-size: 56px;
    line-height: 1.06;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -1px;
}

.leadership-header p {
    margin: 0;
    max-width: 850px;
    color: #c5d6eb;
    font-size: 17px;
    line-height: 1.8;
}

/* timeline */
.leadership-timeline {
    position: relative;
    padding-left: 52px;
    margin-left: 18px;
}

.leadership-timeline::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 3px;
    border-radius: 30px;
    background: linear-gradient(180deg, #00d9ff 0%, #1e90ff 100%);
    box-shadow: 0 0 14px rgba(0, 198, 255, 0.45);
}

.leadership-item {
    position: relative;
    margin-bottom: 34px;
}

.leadership-item:last-child {
    margin-bottom: 0;
}

.leadership-item::before {
    content: "";
    position: absolute;
    left: -58px;
    top: 8px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #00d4ff;
    box-shadow:
        0 0 0 6px rgba(0, 212, 255, 0.10),
        0 0 16px rgba(0, 212, 255, 0.75);
}

.leadership-year {
    margin-bottom: 12px;
    color: #40d2ff;
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 0.2px;
}

.leadership-card {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 24px;
    padding: 28px 30px;
    box-shadow:
        0 12px 30px rgba(0, 0, 0, 0.18),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.leadership-card:hover {
    transform: translateY(-6px);
    border-color: rgba(0, 198, 255, 0.30);
    box-shadow:
        0 18px 42px rgba(0, 0, 0, 0.24),
        0 0 24px rgba(0, 198, 255, 0.08);
}

.leadership-card h3 {
    margin: 0 0 10px 0;
    color: #ffffff;
    font-size: 25px;
    line-height: 1.3;
    font-weight: 700;
}

.leadership-card p {
    margin: 0;
    color: #d5e2f2;
    font-size: 16px;
    line-height: 1.8;
}

/* responsive */
@media (max-width: 991px) {
    .leadership-section {
        padding: 75px 5%;
    }

    .leadership-header h2 {
        font-size: 44px;
    }

    .leadership-header p {
        font-size: 16px;
    }

    .leadership-timeline {
        padding-left: 40px;
        margin-left: 10px;
    }

    .leadership-item::before {
        left: -46px;
    }

    .leadership-card h3 {
        font-size: 22px;
    }
}

@media (max-width: 767px) {
    .leadership-section {
        padding: 60px 18px;
    }

    .leadership-badge {
        font-size: 12px;
        padding: 8px 14px;
    }

    .leadership-header h2 {
        font-size: 34px;
        line-height: 1.12;
    }

    .leadership-header p {
        font-size: 14px;
        line-height: 1.7;
    }

    .leadership-timeline {
        padding-left: 28px;
        margin-left: 4px;
    }

    .leadership-timeline::before {
        width: 2px;
    }

    .leadership-item::before {
        left: -34px;
        width: 12px;
        height: 12px;
    }

    .leadership-year {
        font-size: 15px;
    }

    .leadership-card {
        padding: 20px 18px;
        border-radius: 18px;
    }

    .leadership-card h3 {
        font-size: 19px;
    }

    .leadership-card p {
        font-size: 14px;
        line-height: 1.7;
    }
}

/* ===== ACHIEVEMENTS SECTION ===== */

.achievements-section {
    padding: 80px 5%;
    background: #ffffff;
}

.achievements-section .section-title {
    color: #123a6b;
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 50px;
}

/* grid */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

/* card */
.achievement-card {
    background: #f5f8fc;
    padding: 25px;
    border-radius: 16px;
    transition: 0.3s;
    border-left: 4px solid #00c6ff;
}

/* title */
.achievement-card h3 {
    font-size: 18px;
    color: #123a6b;
    margin-bottom: 10px;
}

/* text */
.achievement-card p {
    font-size: 14px;
    color: #5f6f86;
    line-height: 1.6;
}

/* hover effect */
.achievement-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

/* ========================================
   LEADERSHIP DETAIL SECTION
======================================== */

.leadership-detail-section {
    padding: 80px 5%;
    background: linear-gradient(135deg, #061a31, #0b2d53);
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 40px;
    text-align: left;
}

.leadership-detail-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 35px;
    color: #dce6f5;
    line-height: 1.8;
    font-size: 16px;

    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* paragraphs */
.leadership-detail-card p {
    margin-bottom: 20px;
}

/* headings inside */
.leadership-detail-card strong {
    color: #00d4ff;
}

/* list */
.leadership-detail-card ul {
    margin-top: 20px;
    padding-left: 20px;
}

.leadership-detail-card ul li {
    margin-bottom: 12px;
    position: relative;
    padding-left: 18px;
}

/* custom bullet */
.leadership-detail-card ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #00d4ff;
    font-size: 18px;
}

/* hover effect */
.leadership-detail-card:hover {
    transform: translateY(-5px);
    transition: 0.3s;
    border-color: rgba(0, 212, 255, 0.3);
}

/* responsive */
@media(max-width:768px){
    .section-title{
        font-size: 32px;
    }

    .leadership-detail-card{
        padding: 20px;
        font-size: 14px;
    }
}

/* ========================================
   AWARDS SECTION (LIGHT THEME)
======================================== */

.awards-section {
    padding: 80px 5%;
    background: #f5f8fc;
}

/* heading */
.section-title-light {
    font-size: 42px;
    font-weight: 800;
    color: #0b2d53;
    margin-bottom: 40px;
}

/* grid layout */
.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

/* card */
.award-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    transition: 0.3s;
    position: relative;
}

/* hover */
.award-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

/* text */
.award-card p {
    color: #333;
    font-size: 15px;
    margin-bottom: 10px;
    line-height: 1.6;
}

/* year badge */
.award-card span {
    font-size: 13px;
    font-weight: 600;
    color: #00aaff;
}

/* left accent line */
.award-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 20px;
    width: 4px;
    height: 60%;
    background: linear-gradient(180deg, #00d4ff, #007bff);
    border-radius: 10px;
}


/* ================= CONTACT SECTION ================= */

.contact-section {
    padding: 90px 60px;
    background: linear-gradient(180deg, #02142f 0%, #041b3d 100%);
}

.contact-container {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.contact-left {
    flex: 1;
}

.contact-left .section-tag {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 30px;
    background: rgba(72, 169, 255, 0.12);
    color: #67c7ff;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 18px;
}

.contact-left h2 {
    font-size: 56px;
    line-height: 1.1;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 20px;
}

.contact-intro {
    font-size: 17px;
    line-height: 1.8;
    color: #d5e7ff;
    margin-bottom: 28px;
    max-width: 90%;
}

.contact-info-box {
    background: rgba(7, 27, 55, 0.88);
    border: 1px solid rgba(103, 199, 255, 0.18);
    border-radius: 20px;
    padding: 22px 22px;
    margin-bottom: 18px;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.20);
}

.contact-info-box h3 {
    font-size: 22px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 12px;
}

.contact-info-box p {
    font-size: 16px;
    line-height: 1.8;
    color: #d5e7ff;
    margin: 0;
}

.contact-right {
    flex: 1;
}

.contact-form {
    background: rgba(7, 27, 55, 0.88);
    border: 1px solid rgba(103, 199, 255, 0.18);
    border-radius: 24px;
    padding: 30px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

.form-group {
    margin-bottom: 18px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(103, 199, 255, 0.15);
    border-radius: 14px;
    padding: 16px 18px;
    color: #ffffff;
    font-size: 15px;
    outline: none;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #a9c5e9;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #67c7ff;
    box-shadow: 0 0 0 3px rgba(103, 199, 255, 0.10);
}

.contact-btn-submit {
    display: inline-block;
    border: none;
    padding: 14px 28px;
    border-radius: 35px;
    background: linear-gradient(135deg, #2388ff, #64e3ff);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-btn-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(36, 136, 255, 0.28);
}

/* Responsive */
@media (max-width: 992px) {
    .contact-section {
        padding: 70px 20px;
    }

    .contact-container {
        flex-direction: column;
        gap: 30px;
    }

    .contact-left h2 {
        font-size: 40px;
    }

    .contact-intro {
        max-width: 100%;
    }
}

/* ================= FOOTER ================= */

.footer {
    background: linear-gradient(180deg, #020617, #000814);
    color: #cbd5e1;
    padding-top: 60px;
}

/* Container */
.footer-container {
    max-width: 1200px;
    margin: auto;
    display: flex;
    gap: 40px;
    justify-content: space-between;
    padding: 0 40px 40px;
}

/* Columns */
.footer-col {
    flex: 1;
}

.footer-col h3 {
    color: #ffffff;
    font-size: 24px;
    margin-bottom: 15px;
}

.footer-col h4 {
    color: #ffffff;
    font-size: 18px;
    margin-bottom: 15px;
}

.footer-col p {
    font-size: 14px;
    line-height: 1.7;
}

/* Links */
.footer-col ul {
    list-style: none;
    padding: 0;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul li a {
    color: #cbd5e1;
    text-decoration: none;
    transition: 0.3s;
}

.footer-col ul li a:hover {
    color: #64c8ff;
}

/* Bottom */
.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 20px;
    font-size: 13px;
    color: #94a3b8;
}

/* ================= PUBLICATIONS PAGE ================= */

.publications-page {
    background: #f1f5f9;
    min-height: 100vh;
}

.publications-container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
}

/* Hero */
.publications-hero {
    background: #e9eef5;
    padding: 70px 0;
    text-align: center;
}

.publications-hero h1 {
    font-size: 56px;
    font-weight: 800;
    color: #0b2a52;
    margin-bottom: 12px;
}

.publications-hero p {
    font-size: 18px;
    color: #5f6f82;
    margin: 0;
}

.publications-content {
    max-width: 1000px;
    margin: auto;
    padding: 60px 20px;
}

.pub-section-title {
    font-size: 32px;
    color: #0f2f57;
    margin-bottom: 30px;
    border-left: 5px solid #4da6ff;
    padding-left: 12px;
}

.pub-card {
    background: #ffffff;
    padding: 25px;
    border-radius: 14px;
    margin-bottom: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.pub-card h3 {
    font-size: 20px;
    color: #0f2f57;
    margin-bottom: 10px;
}

.pub-card p {
    color: #555;
    line-height: 1.6;
    margin-bottom: 10px;
}

.pub-card span {
    font-size: 14px;
    color: #4da6ff;
    font-weight: 600;
}

.pub-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.15);
}

.pub-section-title {
    font-size: 28px;
    color: #00c6ff;
    margin-bottom: 20px;
    border-left: 4px solid #00c6ff;
    padding-left: 10px;
}

/* ===== PREMIUM PUBLICATION CARDS ===== */

.pub-card {
    position: relative;
    background: rgba(255,255,255,0.85);
    border-radius: 18px;
    padding: 24px;
    margin-bottom: 18px;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    transition: 0.3s ease;
    backdrop-filter: blur(10px);
}

/* left blue line */
.pub-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 15px;
    bottom: 15px;
    width: 5px;
    background: linear-gradient(to bottom, #00c6ff, #0072ff);
    border-radius: 10px;
}

/* hover effect */
.pub-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.12);
}

/* title */
.pub-card h3 {
    font-size: 20px;
    color: #0f2f57;
    margin-bottom: 10px;
    padding-left: 10px;
}

/* description */
.pub-card p {
    color: #555;
    font-size: 14px;
    line-height: 1.7;
    padding-left: 10px;
}

/* badge */
.pub-card span {
    display: inline-block;
    margin-top: 10px;
    margin-left: 10px;
    padding: 6px 12px;
    background: rgba(0, 140, 255, 0.1);
    color: #0072ff;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

/* Responsive */
@media (max-width: 991px) {
    .publications-hero {
        padding: 50px 0;
    }

    .publications-hero h1 {
        font-size: 40px;
    }

    .publications-hero p {
        font-size: 16px;
    }

    .pub-section-title {
        font-size: 28px;
    }

    .pub-card {
        padding: 20px;
    }

    .pub-card h3 {
        font-size: 18px;
    }

    .pub-card p,
    .pub-card span {
        font-size: 15px;
    }
}

/* ===== PUBLICATIONS HERO TOP FIX ===== */

.publications-hero {
    padding: 55px 20px 40px !important;
    background:
        radial-gradient(circle at top center, rgba(47, 143, 255, 0.12), transparent 38%),
        linear-gradient(180deg, #f7fbff 0%, #eef3f8 100%) !important;
}

.publications-hero .publications-container {
    max-width: 900px !important;
    margin: 0 auto !important;
    background: rgba(255, 255, 255, 0.55) !important;
    border: 1px solid rgba(18, 58, 107, 0.08) !important;
    border-radius: 28px !important;
    padding: 38px 30px !important;
    box-shadow: 0 18px 45px rgba(18, 58, 107, 0.08) !important;
    backdrop-filter: blur(10px) !important;
}

.pub-badge {
    display: inline-block !important;
    padding: 10px 16px !important;
    border-radius: 999px !important;
    background: rgba(47, 143, 255, 0.10) !important;
    color: #1672d4 !important;
    font-size: 13px !important;
    font-weight: 700 !important;
    margin-bottom: 16px !important;
}

.publications-hero h1 {
    margin-top: 0 !important;
    margin-bottom: 12px !important;
    font-size: 68px !important;
    line-height: 1 !important;
}

.publications-hero p {
    max-width: 700px !important;
    margin: 0 auto 22px !important;
    line-height: 1.7 !important;
}

.pub-stats {
    margin-top: 16px !important;
}

@media (max-width: 768px) {
    .publications-hero {
        padding: 40px 14px 28px !important;
    }

    .publications-hero .publications-container {
        padding: 28px 18px !important;
        border-radius: 22px !important;
    }

    .publications-hero h1 {
        font-size: 44px !important;
    }

    .publications-hero p {
        font-size: 15px !important;
    }
}

/* ===== PUBLICATIONS STATS FIX ===== */

.pub-stats {
    display: flex !important;
    justify-content: center !important;
    gap: 16px !important;
    flex-wrap: wrap !important;
    margin-top: 26px !important;
}

.pub-stat {
    min-width: 180px !important;
    background: linear-gradient(180deg, #ffffff, #f8fbff) !important;
    border: 1px solid rgba(18, 58, 107, 0.08) !important;
    border-radius: 18px !important;
    padding: 18px 20px !important;
    box-shadow: 0 12px 24px rgba(18, 58, 107, 0.08) !important;
    text-align: center !important;
    transition: all 0.3s ease !important;
}

.pub-stat:hover {
    transform: translateY(-4px) !important;
    box-shadow: 0 18px 34px rgba(18, 58, 107, 0.12) !important;
}

.pub-stat strong {
    display: block !important;
    font-size: 30px !important;
    line-height: 1 !important;
    font-weight: 800 !important;
    color: #123a6b !important;
    margin-bottom: 8px !important;
}

.pub-stat span {
    display: block !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    color: #6f839a !important;
    font-weight: 600 !important;
}

@media (max-width: 768px) {
    .pub-stat {
        min-width: 100% !important;
        max-width: 260px !important;
    }
}

/* ===== PUBLICATIONS SECTION SPACING FIX ===== */

.publications-content {
    max-width: 1050px !important;
    margin: 0 auto !important;
    padding: 70px 20px 90px !important;
}

.pub-section-header {
    margin-bottom: 30px !important;
}

.pub-section-header h2 {
    font-size: 44px !important;
    font-weight: 800 !important;
    color: #123a6b !important;
    margin-bottom: 10px !important;
    line-height: 1.1 !important;
}

.pub-section-header p {
    font-size: 17px !important;
    color: #6f839a !important;
    margin: 0 !important;
    max-width: 760px !important;
    line-height: 1.7 !important;
}

@media (max-width: 768px) {
    .publications-content {
        padding: 45px 16px 70px !important;
    }

    .pub-section-header h2 {
        font-size: 32px !important;
    }

    .pub-section-header p {
        font-size: 15px !important;
    }
}

/* ===== PUBLICATION CARD REFINEMENT ===== */

/* ===== ULTRA PREMIUM PUBLICATION CARDS ===== */

.pub-card {
    position: relative;
    background: rgba(255,255,255,0.75);
    border-radius: 18px;
    padding: 26px 26px 22px;
    margin-bottom: 24px;

    border: 1px solid rgba(18, 58, 107, 0.08);
    backdrop-filter: blur(12px);

    box-shadow: 0 12px 35px rgba(18, 52, 88, 0.08);
    transition: all 0.35s ease;
}

/* left gradient line */
.pub-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 18px;
    bottom: 18px;
    width: 5px;
    border-radius: 10px;
    background: linear-gradient(180deg, #2f8fff, #67d7ff);
}

/* hover effect */
.pub-card:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 20px 45px rgba(18, 52, 88, 0.15);
}

/* title */
.pub-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: #123a6b;
    margin-bottom: 10px;
}

/* description */
.pub-card p {
    font-size: 14px;
    color: #555;
    line-height: 1.7;
}

/* badge */
.pub-card span {
    display: inline-block;
    margin-top: 12px;
    font-size: 12px;
    font-weight: 600;

    padding: 6px 12px;
    border-radius: 999px;

    background: linear-gradient(135deg, #e9f4ff, #d7ecff);
    color: #2f6fb2;
}

@media (max-width: 768px) {
    .pub-card {
        padding: 22px 18px 18px 20px !important;
    }

    .pub-card h3 {
        font-size: 16px !important;
    }

    .pub-card p {
        font-size: 13px !important;
        line-height: 1.8 !important;
    }
}

/* ===== PUBLICATIONS SEARCH BAR ===== */

.pub-toolbar {
    max-width: 980px;
    margin: 0 auto 28px;
}

#pubSearch {
    width: 100%;
    padding: 16px 20px;
    border-radius: 18px;
    border: 1px solid rgba(18, 58, 107, 0.10);
    background: rgba(255,255,255,0.88);
    box-shadow: 0 10px 24px rgba(18, 52, 88, 0.06);
    font-size: 15px;
    color: #123a6b;
    outline: none;
    transition: all 0.3s ease;
}

#pubSearch:focus {
    border-color: rgba(47, 143, 255, 0.35);
    box-shadow: 0 14px 30px rgba(18, 52, 88, 0.10);
}

#pubSearch::placeholder {
    color: #7d8fa5;
}

/* ===== PUBLICATIONS FILTER BUTTONS ===== */

.pub-filters {
    max-width: 980px;
    margin: 0 auto 24px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.pub-filter-btn {
    border: 1px solid rgba(18, 58, 107, 0.10);
    background: rgba(255,255,255,0.88);
    color: #123a6b;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 18px rgba(18, 52, 88, 0.05);
}

.pub-filter-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(47, 143, 255, 0.25);
}

.pub-filter-btn.active {
    background: linear-gradient(135deg, #2f8fff, #67d7ff);
    color: #fff;
    border-color: transparent;
}

/* ===== PREMIUM TOOLBAR ===== */

.pub-toolbar {
    max-width: 980px;
    margin: 20px auto 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;

    background: rgba(255,255,255,0.75);
    padding: 14px 16px;
    border-radius: 16px;
    backdrop-filter: blur(10px);

    border: 1px solid rgba(18, 58, 107, 0.08);
    box-shadow: 0 12px 30px rgba(18, 52, 88, 0.08);
}

/* search input inside toolbar */
.pub-toolbar input {
    flex: 1;
    border: none;
    outline: none;
    padding: 12px 16px;
    border-radius: 999px;
    font-size: 14px;

    background: rgba(255,255,255,0.9);
    box-shadow: inset 0 2px 6px rgba(0,0,0,0.05);
}

/* filters inside toolbar */
.pub-toolbar .pub-filters {
    margin: 0;
}



/* ================= ACCOMPLISHMENTS PAGE ================= */

.accomplishments-page {
    background: linear-gradient(180deg, #020617 0%, #03142c 100%);
    min-height: 100vh;
    color: #fff;
}

.accomplishments-container {
    width: 92%;
    max-width: 1300px;
    margin: 0 auto;
}

/* Hero */
.accomplishments-hero {
    padding: 90px 0 60px;
    text-align: center;
}

.accomplishments-hero h1 {
    font-size: 58px;
    font-weight: 800;
    margin-bottom: 14px;
    color: #ffffff;
}

.accomplishments-hero p {
    max-width: 760px;
    margin: 0 auto;
    font-size: 20px;
    line-height: 1.7;
    color: #d2e3ff;
}

/* Grid */
.accomplishments-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 34px;
    padding-bottom: 90px;
}

/* Card */
.accomplishment-card {
    background: rgba(7, 24, 50, 0.88);
    border-radius: 24px;
    overflow: hidden;
    padding: 24px 24px 28px;
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.22);
    transition: all 0.3s ease;
    text-align: center;
}

.accomplishment-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.30);
}

.accomplishment-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 18px;
    margin-bottom: 22px;
    display: block;
}

.accomplishment-card h3 {
    font-size: 20px;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 14px;
}

.accomplishment-card p {
    font-size: 16px;
    line-height: 1.8;
    color: #d9e7fb;
    margin-bottom: 16px;
}

.accomplishment-card span {
    display: inline-block;
    font-size: 16px;
    font-weight: 700;
    color: #1fc8ff;
}

/* Responsive */
@media (max-width: 1100px) {
    .accomplishments-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .accomplishments-hero {
        padding: 70px 0 45px;
    }

    .accomplishments-hero h1 {
        font-size: 40px;
    }

    .accomplishments-hero p {
        font-size: 16px;
    }

    .accomplishments-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .accomplishment-card {
        padding: 18px 18px 22px;
    }

    .accomplishment-card img {
        height: 200px;
    }

    .accomplishment-card h3 {
        font-size: 18px;
    }

    .accomplishment-card p {
        font-size: 15px;
    }
}

/* ================= COMMUNITY WORK PAGE ================= */

.community-page {
    background: linear-gradient(180deg, #020617 0%, #03142c 100%);
    min-height: 100vh;
    color: #fff;
    padding: 80px 0;
}

.community-container {
    width: 92%;
    max-width: 1250px;
    margin: 0 auto;
}

/* Header */
.community-header {
    text-align: center;
    margin-bottom: 70px;
}

.community-header h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 15px;
    color: #ffffff;
}

.community-header p {
    max-width: 760px;
    margin: 0 auto;
    font-size: 18px;
    line-height: 1.8;
    color: #d8e6fb;
}

/* Rows */
.community-grid {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.community-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.community-item.reverse {
    flex-direction: row-reverse;
}

/* Image */
.community-image {
    flex: 1;
}

.community-image img {
    width: 100%;
    max-width: 500px;
    border-radius: 20px;
    display: block;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
}

/* Text */
.community-text {
    flex: 1;
}

.community-text h2 {
    font-size: 38px;
    font-weight: 800;
    margin-bottom: 18px;
    color: #ffffff;
}

.community-text p {
    font-size: 17px;
    line-height: 1.9;
    color: #dbe7fb;
    margin: 0;
}

/* Responsive */
@media (max-width: 991px) {
    .community-page {
        padding: 60px 0;
    }

    .community-header {
        margin-bottom: 45px;
    }

    .community-header h1 {
        font-size: 40px;
    }

    .community-header p {
        font-size: 16px;
    }

    .community-item,
    .community-item.reverse {
        flex-direction: column;
        gap: 25px;
    }

    .community-text h2 {
        font-size: 28px;
    }

    .community-text p {
        font-size: 16px;
    }

    .community-image img {
        max-width: 100%;
    }
}

/* ================= APPNA PAGE ================= */

.appna-page {
    background: linear-gradient(180deg, #f5f8fc 0%, #edf3fa 100%);
    min-height: 100vh;
    padding: 80px 0;
}

.appna-container {
    width: 92%;
    max-width: 1250px;
    margin: 0 auto;
}

/* Hero */
.appna-hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    margin-bottom: 70px;
}

.appna-left {
    flex: 1;
}

.appna-tag {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 30px;
    background: rgba(34, 120, 255, 0.10);
    color: #1c64d1;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}

.appna-left h1 {
    font-size: 62px;
    font-weight: 800;
    color: #0b2a52;
    margin-bottom: 18px;
}

.appna-left p {
    font-size: 18px;
    line-height: 1.9;
    color: #42566f;
    margin-bottom: 18px;
}

.appna-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 28px;
}

.appna-btn-primary,
.appna-btn-secondary {
    display: inline-block;
    padding: 14px 24px;
    border-radius: 14px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

.appna-btn-primary {
    background: linear-gradient(135deg, #2388ff, #64e3ff);
    color: #fff;
}

.appna-btn-primary:hover {
    color: #fff;
    transform: translateY(-2px);
}

.appna-btn-secondary {
    border: 1px solid #1f6fff;
    color: #1f6fff;
    background: #fff;
}

.appna-btn-secondary:hover {
    color: #1f6fff;
    transform: translateY(-2px);
}

.appna-right {
    flex: 1;
}

.appna-image-box {
    background: #ffffff;
    padding: 18px;
    border-radius: 26px;
    box-shadow: 0 18px 45px rgba(11, 42, 82, 0.12);
}

.appna-image-box img {
    width: 100%;
    display: block;
    border-radius: 18px;
}

/* Highlight cards */
.appna-highlights {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 70px;
}

.appna-card {
    background: #ffffff;
    border-radius: 22px;
    padding: 28px 24px;
    box-shadow: 0 12px 30px rgba(11, 42, 82, 0.08);
    transition: all 0.3s ease;
}

.appna-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 40px rgba(11, 42, 82, 0.12);
}

.appna-card h3 {
    font-size: 24px;
    font-weight: 800;
    color: #0b2a52;
    margin-bottom: 14px;
}

.appna-card p {
    font-size: 16px;
    line-height: 1.8;
    color: #51657f;
    margin: 0;
}

/* Membership section */
.appna-membership-section {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
}

.appna-membership-left {
    flex: 1.3;
}

.appna-membership-left h2 {
    font-size: 42px;
    font-weight: 800;
    color: #0b2a52;
    margin-bottom: 18px;
}

.appna-membership-left p {
    font-size: 17px;
    line-height: 1.9;
    color: #465a73;
    margin-bottom: 16px;
}

.appna-membership-right {
    flex: 0.9;
}

.appna-quote-box {
    background: linear-gradient(180deg, #071b3b 0%, #0b2a52 100%);
    border-radius: 24px;
    padding: 28px 28px;
    box-shadow: 0 16px 40px rgba(11, 42, 82, 0.18);
}

.appna-quote-box h4 {
    color: #ffffff;
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 18px;
}

.appna-quote-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.appna-quote-box ul li {
    color: #dbe9ff;
    font-size: 16px;
    margin-bottom: 12px;
    padding-left: 18px;
    position: relative;
}

.appna-quote-box ul li::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4fc3ff;
    position: absolute;
    left: 0;
    top: 9px;
}

/* Responsive */
@media (max-width: 991px) {
    .appna-page {
        padding: 60px 0;
    }

    .appna-hero,
    .appna-membership-section {
        flex-direction: column;
        gap: 30px;
    }

    .appna-highlights {
        grid-template-columns: 1fr;
    }

    .appna-left h1 {
        font-size: 42px;
    }

    .appna-left p,
    .appna-membership-left p {
        font-size: 16px;
    }

    .appna-membership-left h2 {
        font-size: 32px;
    }
}