/* Global Values - Start ----------------------------------------------------------*/
/* Variables - Start ------------------------------------------------------ */
:root {
    /* color pallete */
    --color-pallete-1: #DA22F2;
    --color-pallete-2: #CF7EF2;
    --color-pallete-3: #1E0E40;
    --color-pallete-4: #04588C;
    --color-pallete-5: #BF622C;

    --nav-links-color: #3B82F6; 
    --background-color: #0F172A;
    --primary-color: #3B82F6;
    --button-hover-color: #2563EB;
    --text-color: #F8FAFC;
    --transition-duration: 0.5s;
}
/* Variables - End ----------------------------------------------------------*/
html {
    scroll-behavior: smooth;
}
body {
    font-family: "Inter", sans-serif;
}
* {
    box-sizing: border-box;
    text-shadow: 0px 0px 0.3px var(--text-color);
}

a {
    display: block;
    text-decoration: none;
    text-transform: capitalize;
    color: var(--text-color);
    cursor: pointer;
}

/* Accessibility: visible focus state for keyboard users (new) */
a:focus-visible,
.input-search:focus-visible,
.nav-toggle:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-pallete-2);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Accessibility: hide visually but keep for screen readers (new) */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.container {
    margin-left: 10%;
    margin-right: 10%;
    padding-left: 15px;
    padding-right: 15px;
    position: relative;
}

/* Header - Start -------------------------------------------------------------------- */
body { 
    color: var(--text-color);
    background-color: var(--background-color);
    font-family: "Inter", sans-serif;
    font-optical-sizing: auto;
    font-weight: 700;
    font-style: normal;
}
header {
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}
.logo {
    font-size: 20px;
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 900;
    padding: 6px 10px;
    position: relative;
    overflow: hidden;
    transition: var(--transition-duration);
    border-radius: 20px;
}
.logo span:first-of-type {
    color: var(--color-pallete-1)
}
.logo span:last-of-type {
    color: var(--color-pallete-5)
}
.logo::after {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.6; 
    background-color: var(--color-pallete-4);
    transition: var(--transition-duration);
    z-index: -1; 
}
.logo:hover {
    color: var(--color-pallete-2)
}
.logo:hover::after {
    background-color: var(--color-pallete-4);
    width: 100%;
    height: 100%;
}
.logo div {
    position: absolute;
    background-image: linear-gradient(to right, #04588C, #DA22F2);
    animation-iteration-count: infinite;
    animation-direction:alternate;
    animation-duration: 3s;
    animation-timing-function:ease-in-out;
    animation-direction: alternate;
    animation-fill-mode: both;
}
.top-border {
    top: 0;
    width: 100%;
    height: 3px;
    animation-name: top-move;
}
.right-border {
    right: 0;
    width: 3px;
    height: 100%;
    animation-name: right-move;
}
.bottom-border {
    bottom: 0;
    width: 100%;
    height: 3px;
    animation-name: bottom-move;
}
.left-border {
    left: 0;
    width: 3px;
    height: 100%;
    animation-name: left-move;
}
@keyframes top-move {
    0% { left: -100%; }
    100% { left: -20%; }
}
@keyframes right-move {
    0% { top: -100%; }
    100% { top: -20%; }
}
@keyframes bottom-move {
    0% { right: -100%; }
    100% { right: -20%; }
}
@keyframes left-move {
    from { bottom: -100%; }
    to { bottom: -20%; }
}

.search {
    position: relative;
    animation-name: blur;
    animation-duration: var(--transition-duration);
}
@keyframes blur {
    from{
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}
.search i {
    position: absolute;
    top: 50%;
    left: -6px;
    transform: translate(10px, -50%);
    color: var(--color-pallete-4);
    font-size: 1em;
    pointer-events: none; /* new: icon shouldn't block clicks on the input */
}
.search i::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 90%;
    top: 5%;
    right: -7px;
    background-color: var(--color-pallete-4);
}
.input-search {
    padding: 6px;
    text-indent: 6px;
    border: none;
    outline: none;
    width: 115px;
    background-color: var(--text-color);
    border: 2px solid #04588C;
    border-radius: 15px;
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
    text-indent: 30px;
    cursor: text;
    transition: var(--transition-duration);
    /* color: #0F172A; new: typed text was invisible (white on white) */
    background: var(--background-color);
    color: var(--text-color);
    
}

.input-search:focus {
    width: 200px;
    /* background-color: white; */
}
.input-search::placeholder {
    color: var(--color-pallete-4);
}

/* New: mobile nav toggle button, hidden on desktop */
.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-color);
    font-size: 22px;
    cursor: pointer;
    z-index: 20;
}
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
nav a {
    padding: 5px 0;
    margin: 20px 20px;
    transition: var(--transition-duration);
    text-transform: capitalize;
    position: relative;
    overflow: hidden;
    animation-name: slide-up;
    animation-duration: 0.5s;
    animation-fill-mode: backwards;
    animation-delay: calc(0.1s * var(--i));
}
@keyframes slide-up {
    from { transform: translateY(50px); opacity: 0; visibility: hidden }
    to { transform: translateY(0); opacity: 1; visibility: visible }
}
nav a:last-child {
    margin-right: 0;    
}
nav a:after {
    content: '';
    box-sizing: content-box;
    width: 100%;
    height: 2px;
    background-image: linear-gradient(to right, #DA22F2, #04588C);
    position: absolute;
    left: -100%;
    bottom: 0px;
    transition: var(--transition-duration);
}
nav a:hover::after {
    left: 0;
}
nav a, .logo {
    font-weight: 600;
}
nav a:hover, nav .active {
    color: var(--color-pallete-4);
}
.home-section {
    margin-top: 50px;
    display: flex;
    gap: 30px;
    justify-content: space-between;
    align-items: center; /* new: was causing the photo to look misaligned on short text */
}
.linkedin-img {
    width: 25px;
}

.home-text h3 {
    font-size: 32px;
    margin: 0px;
    animation-name: slide-bottom;
    animation-duration: 1s;
}
@keyframes slide-bottom {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
.home-text span {
    text-transform: capitalize;
}
.name {
    font-size: 56px;
    margin: 20px 0px;
    text-transform: capitalize;
    animation: slide-right 1s;
}
@keyframes slide-right {
    from { transform: translateX(-50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}
.job span:last-child {
    color: #3B82F6;
    position: relative;
    overflow: hidden;
}
.job span:last-child::before {
    content: '';
    position:absolute;
    left: 0;
    top: 0;
    width: 46%;
    height: 100%;
    background-color: var(--text-color);
    z-index: -1;
    opacity: 0.2;
    transition: var(--transition-duration);
}
.job span:last-child:hover::before {
    width: 70%;
    opacity: 1;
}
.desc {
    letter-spacing: 1px;
    line-height: 1.6;
    font-size: 1.2em;
    max-width: 55ch; /* new: keeps long descriptions readable on wide screens */
    animation-name: slide-bottom;
    animation-duration: 1s;
}
.social {
    display: flex;
    align-items: center;
    gap: 12px;
    animation-name: fading-in;
    animation-duration: 1s;
}
@keyframes fading-in {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
.social-link {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: 2px solid var(--color-pallete-4);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    transition: var(--transition-duration);
}
.social-link::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    opacity: 0;
    border: 2px solid var(--color-pallete-2);
    transition: var(--transition-duration);
}
.social-link:hover {
    border: none;
}
.social-link:hover::after {
    box-shadow: 0px 0px 20px var(--color-pallete-2);
    width: 40px;
    height: 40px;
    opacity: 1;
}
.social-link i {
    cursor: pointer;
    color: white;
}
.cv {
    position: relative;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-color);
    background-color: var(--color-pallete-4);
    width: 35px;
    height: 35px;
    padding: 5px 12px;
    text-align: center;
    text-transform: capitalize;
    overflow: hidden;
    border-radius: 30px;
    transition: 0.3s;
}
.cv:hover,
.cv:focus-visible {
    width: 150px;
    box-shadow: 0px 0px 25px 1px var(--color-pallete-2) inset;
}
.cv i {
    cursor: pointer;
    flex-shrink: 0; /*new: stop the icon squishing when the pill expands*/
}
.cv span {
    position: absolute;
    left: 27px;
    width: 130px;
    font-size: 0.85em;
    cursor: pointer;
    z-index: 1;
}

.home-photo {
    /* flex-basis: 65%; */
    margin-top: -23px;
    max-width: 350px;
    max-height: 350px;
    border-radius: 50%;
    filter: grayscale(0.5);
    transition: var(--transition-duration);
    border: 10px solid transparent;
    outline: 5px solid var(--color-pallete-4);
    overflow: hidden;
}
.home-photo:hover {
    filter: grayscale(0);
    border-radius: 30px;
}
.home-photo img {
    max-width: 400px;
    width: 100%;
    height: 100%;
}
.personal-img {
    width: 100%;
}

/* Media Queries - Start (new: real responsive behaviour) ---------------------------- */
@media (max-width: 1024px) {
    .container {
        margin-left: 5%;
        margin-right: 5%;
    }
    .home-section {
        gap: 20px;
    }
    .home-photo img {
        max-width: 320px;
    }

}

@media (min-width: 860px) and ( max-width: 1200) {
    .search {
        flex-basis: content;
    }
}

@media (max-width: 860px) {
    .container {
        margin-left: 4%;
        margin-right: 4%;
    }

    .nav-toggle {
        display: block;
    }

    .search {
        flex-basis: 1;
        margin-left: 20px;
    }

    nav {
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: flex-start;
        background-color: var(--color-pallete-3);
        border-radius: 0 0 12px 12px;
        padding: 0 20px;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-duration);
        z-index: 15;
    }
    nav.open {
        max-height: 320px;
    }
    nav a {
        margin: 10px 0;
        width: 100%;
        height: 0;
        transition: var(--transition-duration);
        display: flex;
        align-items: center;
    }
    nav a.open {
        height: 40px;
        
    }
    .home-section {
        flex-direction: column-reverse;
        text-align: center;
    }
    .home-text .social,
    .home-text .desc {
        justify-content: center; 
        margin-left: auto; 
        margin-right: auto;
    }
    .home-text .cv {
        margin-left: auto;
        margin-right: auto;
    }
    .home-photo {
        margin-top: 0;
    }
    .home-photo img {
        max-width: 240px;
    }
    .name {
        font-size: 42px;
    }
    .home-text h3 {
        font-size: 24px;
    }
    .cv {
        width: 150px;
    }
}
@media (max-width: 480px) {
    .name {
        font-size: 34px;
    }
    .desc {
        font-size: 1em;
    }
}

/* Media Queries - End ----------------------------------------------------------*/

/* About Page - Start ----------------------------------------------------------*/
.about-section {
    margin-top: 60px;
    margin-bottom: 60px;
}
.heading {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 40px;
    animation: slide-right 1s;
}
.heading h1 {
    font-size: 36px;
    text-transform: capitalize;
    margin: 0;
}
.heading .bar {
    flex: 1;
    height: 2px;
    background-image: linear-gradient(to right, var(--color-pallete-1), var(--color-pallete-4));
    opacity: 0.6;
}
.about-body {
    display: flex;
    gap: 30px;
}
.about-accent {
    flex-shrink: 0;
    width: 4px;
    border-radius: 2px;
    background-image: linear-gradient(to bottom, var(--color-pallete-1), var(--color-pallete-4));
}
.about-me {
    font-weight: 400;
    letter-spacing: 0.2px;
    line-height: 1.9;
    font-size: 1.15em;
    color: var(--text-color);
    animation: slide-bottom 1s;
}
.about-me p {
    margin: 0 0 20px;
}
.about-me p:last-child {
    margin-bottom: 0;
}
.hobbies {
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}
.hobby-chip {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1px solid var(--color-pallete-4);
    border-radius: 30px;
    font-size: 0.85em;
    font-weight: 500;
    text-transform: capitalize;
    transition: var(--transition-duration);
}
.hobby-chip:hover {
    background-color: var(--color-pallete-4);
    box-shadow: 0px 0px 20px var(--color-pallete-2);
}
.hobby-chip i {
    color: var(--color-pallete-2);
    font-size: 1em;
}

@media (max-width: 860px) {
    .about-heading h1 {
        font-size: 28px;
    }
    .about-body {
        gap: 16px;
    }
    .about-me {
        font-size: 1.05em;
    }
}
@media (max-width: 480px) {
    .about-heading h1 {
        font-size: 24px;
    }
    .hobby-chip {
        font-size: 0.8em;
        padding: 6px 12px;
    }
}
/* About Page - End ----------------------------------------------------------*/

/* Portfolio Page - Start ----------------------------------------------------------*/
.portfolio-section {
    margin-top: 60px;
    margin-bottom: 80px;
}
.portfolio-intro {
    max-width: 65ch;
    font-weight: 400;
    letter-spacing: 0.2px;
    line-height: 1.8;
    font-size: 1.1em;
    color: var(--text-color);
    opacity: 0.85;
    margin: 0 0 50px;
}
.project-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px 32px;
}
.project-card {
    display: flex;
    flex-direction: column;
    position: relative;
    animation-name: slide-up;
    animation-duration: 1s;
    animation-fill-mode: backwards;
    animation-delay: calc(0.2s * var(--p));
    /* transition: var(--transition-duration); */
}
/* Spotlight: dim every card except the one being hovered - pure CSS, no JS */
.project-grid:hover .project-card:not(:hover) {
    opacity: 0.4;
    filter: blur(1px);
}
.project-card:hover {
    z-index: 100;
}
.project-thumb {
    position: relative;
    aspect-ratio: 16 / 10;
    border-radius: 16px;
    overflow: hidden;
    background-image: linear-gradient(135deg, var(--color-pallete-3), var(--color-pallete-4));
}
.project-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 16px;
    transition: transform 0.45s ease, box-shadow 0.45s ease;
}
.project-thumb:hover img {
    position: relative;
    transform: scale(1.7);
    box-shadow:
        0 20px 50px rgba(0, 0, 0, 0.6),
        0 0 40px var(--color-pallete-2);
}
.project-card:hover .project-thumb {
    overflow: visible;
}
.project-info {
    margin-top: 20px;
    position: relative;
}
.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
    position: absolute;
    z-index: -1;
}
.tech-chip {
    padding: 4px 12px;
    border: 1px solid var(--color-pallete-4);
    border-radius: 30px;
    font-size: 0.7em;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--text-color);
    opacity: 0.85;
}
.project-title {
    font-size: 1.3em;
    margin: 40px 0 8px;
    text-transform: capitalize;
}
.project-desc {
    font-weight: 400;
    letter-spacing: 0.2px;
    line-height: 1.7;
    font-size: 0.95em;
    color: var(--text-color);
    opacity: 0.8;
    margin: 0 0 18px;
}
.project-links {
    display: flex;
    align-items: center;
    gap: 14px;
}
.project-demo {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: 30px;
    background-color: var(--color-pallete-4);
    font-size: 0.85em;
    font-weight: 600;
    transition: var(--transition-duration);
}
.project-demo:hover {
    background-color: var(--button-hover-color);
    box-shadow: 0px 0px 20px var(--color-pallete-2);
}
.submit-bright {
    background-color: var(--button-hover-color);
    box-shadow: 0px 0px 20px var(--color-pallete-4);
}
.project-demo i {
    font-size: 0.85em;
}

@media (max-width: 1100px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 860px) {
    .project-grid {
        gap: 30px 24px;
    }
    .portfolio-intro {
        font-size: 1em;
        margin-bottom: 36px;
    }
}
@media (max-width: 640px) {
    .project-grid {
        grid-template-columns: 1fr;
    }
    .project-card:hover .project-thumb img {
        transform: scale(1.3);
    }
}
@media (prefers-reduced-motion: reduce) {
    .project-grid:hover .project-card:not(:hover) {
        filter: none;
    }
}
/* Portfolio Page - End ----------------------------------------------------------*/

/* Skills Page - Start ----------------------------------------------------------*/
.skills-section {
    margin-top: 60px;
    margin-bottom: 80px;
}

.skills-intro {
    max-width: 65ch;
    font-weight: 400;
    letter-spacing: 0.2px;
    line-height: 1.8;
    font-size: 1.1em;
    color: var(--text-color);
    opacity: 0.85;
    margin: 0 0 50px;
}

/* Category grid ------------------------------------------------------- */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 50px 40px;
    margin-bottom: 60px;
}

.skill-category-title {
    display: flex;
    height: 55px;
    gap: 10px;
    font-size: 1.05em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    /* margin: 0 0 24px; */
    color: var(--text-color);
}

.skill-category-title i {
    color: var(--color-pallete-2);
    font-size: 0.95em;
}

/* Individual skill bar -------------------------------------------------- */
.skill-bar {
    margin-bottom: 20px;
}

.skill-bar:last-child {
    margin-bottom: 0;
}

.skill-bar-head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}

.skill-name {
    font-size: 0.9em;
    font-weight: 600;
}

.skill-percent {
    font-size: 0.8em;
    font-weight: 600;
    color: var(--color-pallete-2);
}

.skill-track {
    width: 100%;
    height: 8px;
    border-radius: 30px;
    background-color: rgba(248, 250, 252, 0.1);
    overflow: hidden;
}

.skill-fill {
    height: 100%;
    border-radius: 30px;
    background-image: linear-gradient(to right, var(--color-pallete-4), var(--color-pallete-1));
}

/* Professional development / certifications ----------------------------- */
.skills-programs {
    margin-top: 20px;
}

/* Currently learning banner ---------------------------------------------- */
.currently-learning {
    margin-top: 60px;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    border: 1px solid var(--color-pallete-4);
    border-radius: 16px;
    background-color: rgba(4, 88, 140, 0.12);
}

.currently-learning i {
    font-size: 1.4em;
    color: var(--color-pallete-2);
    flex-shrink: 0;
}

.currently-learning p {
    margin: 0;
    font-size: 0.95em;
    line-height: 1.6;
    opacity: 0.9;
}

.currently-learning strong {
    color: var(--color-pallete-2);
}

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

@media (max-width: 860px) {
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .skills-intro {
        font-size: 1em;
        margin-bottom: 36px;
    }
    .currently-learning {
        flex-direction: column;
        align-items: flex-start;
        text-align: left;
    }
}
/* Skills Page - End ----------------------------------------------------------*/

/* Contact Page - Start ----------------------------------------------------------*/
.contact-section {
    margin-top: 60px;
    margin-bottom: 80px;
}

.contact-intro {
    max-width: 65ch;
    font-weight: 400;
    letter-spacing: 0.2px;
    line-height: 1.8;
    font-size: 1.1em;
    color: var(--text-color);
    opacity: 0.85;
    margin: 0 0 70px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 50px;
    align-items: start;
}

/* Form ------------------------------------------------------------------ */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
    margin-top: -22px;
}
.contact-form label {
    transition: var(--transition-duration);
}
.contact-form label:hover {
    color: var(--color-pallete-2);
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.8em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.7;
}

.form-group input,
.form-group textarea {
    background-color: transparent;
    border: 1px solid var(--color-pallete-4);
    border-radius: 10px;
    padding: 12px 14px;
    color: var(--text-color);
    font-family: "Inter", sans-serif;
    font-size: 0.95em;
    outline: none;
    transition: var(--transition-duration);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #64748B;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-pallete-2);
    box-shadow: 0px 0px 20px var(--color-pallete-2);
}

.contact-submit {
    align-self: flex-start;
    border: none;
    cursor: pointer;
    font-family: "Inter", sans-serif;
}

/* Direct info panel ------------------------------------------------------ */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 28px;
    border: 1px solid var(--color-pallete-4);
    border-radius: 16px;
    background-color: rgba(4, 88, 140, 0.12);
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95em;
}

.contact-info-item i {
    color: var(--color-pallete-2);
    font-size: 1.1em;
    flex-shrink: 0;
}
.contact-info-item span {
    line-height: 1.6;
}
.contact-info-item a {
    display: inline;
    word-break: break-all;
}

.contact-socials {
    margin-top: 6px;
    gap: 14px;
}

/* Responsive -------------------------------------------------------------- */
@media (max-width: 900px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 860px) {
    .contact-intro {
        font-size: 1em;
        margin-bottom: 36px;
    }
    .contact-info {
        padding: 22px;
    }
}
/* Contact Page - End ----------------------------------------------------------*/