/*
    HIBBITTS PORTFOLIO WEBSITE
    ------------------------------------------------------------
    FONT:
    Poppins is used because it closely matches the clean, rounded
    sans-serif typography in the supplied reference design.

    REPLACE YOUR HERO BACKGROUND HERE:
    Change ../assets/images/hero-background.svg below to your own
    image, for example: ../assets/images/hero-background.jpg
*/
@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap");

:root {
    --navy: #082b50;
    --blue: #3c9ad4;
    --ink: #090f17;
    --text: #353c47;
    --muted: #687181;
    --surface: #ffffff;
    --section-alt: #f7f8fa;
    --border: #e7ebf0;
    --shadow: 0 16px 38px rgba(13, 23, 36, 0.09);
    --shadow-hover: 0 24px 46px rgba(13, 23, 36, 0.18);
    --max-width: 1120px;
    --radius: 18px;
    --transition: 240ms ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: "Poppins", Arial, sans-serif;
    color: var(--text);
    background: var(--surface);
    line-height: 1.68;
}

img,
video {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

p {
    margin-top: 0;
}

.container {
    width: min(var(--max-width), calc(100% - 3rem));
    margin: 0 auto;
}

.section {
    padding: clamp(4.4rem, 7vw, 6.4rem) 0;
    scroll-margin-top: 4.25rem;
}

.section-heading {
    margin: 0 0 0.55rem;
    font-size: clamp(1.9rem, 3vw, 2.55rem);
    font-weight: 650;
    letter-spacing: -0.045em;
    color: var(--ink);
}

.section-intro {
    max-width: 630px;
    margin: 0 auto 2.65rem;
    text-align: center;
    font-size: 0.96rem;
    color: var(--muted);
}

.center-heading {
    text-align: center;
}

/* Navigation */
.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 100;
    transition: background-color var(--transition), box-shadow var(--transition);
}

.site-header.scrolled,
.site-header.inner-header {
    background: rgba(8, 18, 30, 0.96);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.14);
}

.navbar {
    min-height: 4.65rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand {
    color: #fff;
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.17em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: clamp(1.05rem, 2.7vw, 2.2rem);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links a {
    position: relative;
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.79rem;
    font-weight: 400;
}

.nav-links a::after {
    content: "";
    position: absolute;
    bottom: -0.42rem;
    left: 0;
    width: 100%;
    height: 1px;
    background: #fff;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition);
}

.nav-links a:hover::after,
.nav-links a:focus-visible::after {
    transform: scaleX(1);
}

.nav-toggle {
    display: none;
    padding: 0.35rem;
    border: 0;
    background: transparent;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 1.45rem;
    height: 2px;
    margin: 0.28rem 0;
    background: #fff;
}

/* Home / hero section */
.hero-home {
    position: relative;
    min-height: min(100vh, 780px);
    height: clamp(570px, 100vh, 780px);
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        linear-gradient(rgba(5, 16, 27, 0.55), rgba(5, 16, 27, 0.65)),
        url("../assets/images/main_robot_background.jpg") center / cover no-repeat;
    color: #fff;
    text-align: center;
}

.hero-content {
    margin-top: 2.8rem;
}

.hero-hello {
    margin: 0 0 0.18rem;
    font-size: clamp(2rem, 3.1vw, 2.65rem);
    line-height: 1.1;
    font-weight: 700;
    letter-spacing: -0.045em;
}

.hero-role {
    margin: 0;
    font-size: clamp(1.62rem, 3.1vw, 2.65rem);
    line-height: 1.4;
    font-weight: 300;
    letter-spacing: -0.04em;

    /* Moves the full "I am Engineer/Maker/Designer" line to the right */
    transform: translateX(22px);
}

.role-word {
    display: inline-block;
    min-width: 9.2ch;
    font-weight: 400;
    text-align: left;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 340ms ease, transform 340ms ease;
}

.role-word.is-fading {
    opacity: 0;
    transform: translateY(8px);
}

.social-icons {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-top: 1.55rem;
}

.social-icons img {
    height: 15px;
    width: 15px;
    object-fit: contain;
    opacity: 0.86;
    transition: transform var(--transition), opacity var(--transition);
}

.social-icons a:hover img,
.social-icons a:focus-visible img {
    transform: translateY(-2px) scale(1.12);
    opacity: 1;
}

/* About */
.about-layout {
    display: grid;
    grid-template-columns: minmax(190px, 0.7fr) minmax(370px, 1.6fr) minmax(230px, 0.8fr);
    align-items: center;
    gap: clamp(1.8rem, 4vw, 3.5rem);
}

.about-photo {
    width: 100%;
    max-width: 245px;
    border-radius: 20px;
    object-fit: cover;
}

.eyebrow {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--muted);
    font-size: 0.66rem;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: uppercase;
}

.about-copy .section-heading {
    margin-bottom: 0.45rem;
}

.about-copy p {
    color: var(--muted);
    font-size: 0.91rem;
}

.education-line {
    margin-top: 1.3rem;
    font-weight: 500;
    color: var(--ink) !important;
}

.skill-chart-wrap {
    text-align: center;
}

.pie-chart {
    /* Controlled by JavaScript while the user scrolls */
    --chart-progress: 0%;

    position: relative;
    width: min(205px, 100%);
    aspect-ratio: 1;
    margin: 0 auto 1.45rem;
    border-radius: 50%;
    overflow: hidden;

    /* Color shown before the chart has loaded in */
    background: #eef2f6;

    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14), var(--shadow);
}

.pie-chart::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;

    /*
        Starts at the left horizontal edge of the circle
        and reveals clockwise.
        Mechanical Design is the first section revealed.
    */
    background: conic-gradient(
        from -90deg,
        var(--blue) 0% 53%,
        var(--navy) 53% 80%,
        var(--ink) 80% 100%
    );

    /*
        This mask reveals only the completed portion of the chart.
        JavaScript increases --chart-progress from 0% to 100%.
    */
    -webkit-mask: conic-gradient(
        from -90deg,
        #000 0% var(--chart-progress),
        transparent var(--chart-progress) 100%
    );

    mask: conic-gradient(
        from -90deg,
        #000 0% var(--chart-progress),
        transparent var(--chart-progress) 100%
    );
}

.skill-legend {
    display: grid;
    gap: 0.52rem;
    margin: 0;
    padding: 0;
    list-style: none;
    text-align: left;
    font-size: 0.79rem;
    color: var(--muted);
}

.skill-legend li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem;
}

.skill-label {
    display: flex;
    align-items: center;
    gap: 0.52rem;
}

.swatch {
    width: 10px;
    height: 10px;
    border-radius: 2px;
}

.swatch.mechanical { background: var(--blue); }
.swatch.electrical { background: var(--navy); }
.swatch.software { background: var(--ink); }

/* Image card grids */
.gallery-section {
    background: var(--section-alt);
}

.employment-section {
    background: #fff;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.35rem;
}

.image-card {
    overflow: hidden;
    display: block;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: 0 7px 23px rgba(13, 23, 36, 0.05);
    transition: transform var(--transition), box-shadow var(--transition);
}

.image-card:hover,
.image-card:focus-visible {
    transform: translateY(-8px) scale(1.015);
    box-shadow: var(--shadow-hover);
}

.card-visual {
    position: relative;
    overflow: hidden;
}

.card-visual img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform 420ms ease;
}

.image-card:hover .card-visual img,
.image-card:focus-visible .card-visual img {
    transform: scale(1.045);
}

.card-caption {
    padding: 1.08rem 1.1rem 1.18rem;
}

.card-caption h3 {
    margin: 0;
    font-size: 0.94rem;
    font-weight: 600;
    line-height: 1.45;
    color: var(--ink);
}

.card-caption p {
    margin: 0.28rem 0 0;
    font-size: 0.74rem;
    color: var(--muted);
}

/* Footer / contact */
.site-footer {
    padding: 3.1rem 0;
    text-align: center;
    color: #b6bec7;
    background: #09111b;
}

.footer-name {
    margin: 0 0 0.3rem;
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.site-footer p {
    margin-bottom: 1.1rem;
    font-size: 0.85rem;
}

.site-footer .social-icons {
    margin-top: 0;
}

/* Detail pages */
.detail-page {
    min-height: 100vh;
    background: #fff;
}

.detail-main {
    padding: clamp(7.7rem, 12vw, 9.2rem) 0 5.5rem;
}

.detail-container {
    max-width: 940px;
}

.back-link {
    display: inline-flex;
    gap: 0.42rem;
    align-items: center;
    margin-bottom: 1.5rem;
    color: var(--muted);
    font-size: 0.83rem;
    transition: color var(--transition);
}

.back-link:hover {
    color: var(--ink);
}

.detail-title {
    max-width: 850px;
    margin: 0 0 0.45rem;
    color: var(--ink);
    font-size: clamp(2.1rem, 5vw, 3.45rem);
    line-height: 1.15;
    letter-spacing: -0.06em;
    font-weight: 650;
}

.detail-subtitle {
    margin: 0 0 2.55rem;
    color: var(--muted);
    font-size: 0.98rem;
}

.detail-media {
    overflow: hidden;
    width: 100%;
    margin: 0 0 2.8rem;
    aspect-ratio: 16 / 9;
    border-radius: 26px;
    background: #eef2f6;
    box-shadow: var(--shadow);
}

.detail-media video,
.detail-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.detail-description {
    max-width: 760px;
    color: var(--text);
    font-size: 0.97rem;
}

.detail-description h2 {
    margin: 0 0 0.9rem;
    color: var(--ink);
    font-size: 1.42rem;
    letter-spacing: -0.035em;
}

.detail-description p + p {
    margin-top: 1rem;
}

.detail-description ul {
    padding-left: 1.35rem;
}

.text-link {
    display: inline-flex;
    margin-top: 0.7rem;
    padding: 0.66rem 1rem;
    border: 1px solid var(--ink);
    border-radius: 4px;
    color: var(--ink);
    font-size: 0.82rem;
    font-weight: 500;
    transition: background var(--transition), color var(--transition);
}

.text-link:hover {
    background: var(--ink);
    color: #fff;
}

/* Responsive layouts */
@media (max-width: 920px) {
    .about-layout {
        grid-template-columns: 220px 1fr;
    }

    .skill-chart-wrap {
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: 205px 240px;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        margin-top: 1rem;
    }
}

@media (max-width: 760px) {
    .container {
        width: min(var(--max-width), calc(100% - 2rem));
    }

    .nav-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 4.65rem;
        left: 1rem;
        right: 1rem;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        overflow: hidden;
        border-radius: 12px;
        background: rgba(8, 18, 30, 0.98);
        box-shadow: var(--shadow);
    }

    .nav-links.is-open {
        display: flex;
    }

    .nav-links li a {
        display: block;
        padding: 0.95rem 1.15rem;
    }

    .nav-links a::after {
        display: none;
    }

    .hero-home {
        height: 590px;
        min-height: 590px;
    }

    .role-word {
        min-width: auto;
    }

    .about-layout {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .about-photo {
        margin: 0 auto;
    }

    .skill-chart-wrap {
        display: block;
        margin-top: 1.2rem;
    }

    .skill-legend {
        max-width: 235px;
        margin: 0 auto;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 540px) and (max-width: 760px) {
    .card-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}