/* Shared core styles (homepage, case studies, archive) */

/* CSS Variables for Colors + spacing + typography */
:root {
    --bg-color: #FFFDEF;
    --text-color: #372C09;
    --highlight-pip: #ff8ca8;
    --highlight-yellow: #ffc405;

    /* FitXR Gradient */
    --fitxr-start: #48abe9;
    --fitxr-end: #0179e9;

    /* Ultraleap Gradient */
    --ultraleap-start: #00eb86;
    --ultraleap-end: #00ceca;

    /* Spacing Scale - Mobile First */
    --spacing-xs: 5px;
    --spacing-sm: 10px;
    --spacing-md: 15px;
    --spacing-lg: 20px;
    --spacing-xl: 25px;
    --spacing-2xl: 35px;
    --spacing-3xl: 50px;

    /* Layout rhythm: tight groups vs generous section breaks */
    --space-intra-tight: 10px;
    --space-intra: 12px;
    --space-stack: 20px;
    --space-block: 32px;
    --space-section: clamp(2.75rem, 4.5vw, 3.5rem);
    --space-after-heading: clamp(1.25rem, 2.2vw, 1.625rem);

    /* Header “frame”: wider than the article column; fluid gutters + cap (responsive, no horizontal scroll) */
    --header-frame-max: 1200px;
    --header-frame-side: clamp(16px, 4vw, 48px);
    --header-frame-radius: clamp(28px, 5.5vw, 56px);
    --header-mat-y: clamp(1.25rem, 3.2vw, 2.75rem);
    --header-mat-after: clamp(0.875rem, 2vw, 1.5rem);

    /* Mobile-specific spacing - Hierarchy-based */
    --mobile-padding-horizontal: 20px;
    --mobile-section-gap: clamp(1.75rem, 4.5vw, 2.25rem);
    --mobile-job-gap: 40px;
    --mobile-card-gap: 25px;
    --mobile-element-gap: 15px;
    --mobile-tight-gap: 10px;

    /* Typography (Outfit + Nunito) — sizes overridden once for mobile below */
    --font-display: 'Outfit', sans-serif;
    --font-body: 'Nunito Sans', sans-serif;
    --fs-page-title: 4rem;
    --fs-role: 3rem;
    --fs-employer: 3.125rem;
    --fs-group: 2.5rem;
    --fs-article-h2: 2.5rem;
    --fs-card: 2rem;
    --fs-prose-h3: 2rem;
    --fs-prose-h4: 1.5rem;
    --fs-body: 1.5rem;
    --fs-ui: 1.125rem;
    --fs-nav: 1.5rem;
    --lh-display: 1;
    --lh-body: 1.4;
}

@media (max-width: 768px) {
    :root {
        --fs-page-title: 2.5rem;
        --fs-role: 2rem;
        --fs-employer: 2rem;
        --fs-group: 1.5rem;
        --fs-article-h2: 2rem;
        --fs-card: 1.25rem;
        --fs-prose-h3: 1.5rem;
        --fs-prose-h4: 1.25rem;
        --fs-body: 1rem;
        --fs-ui: 1rem;
        --fs-nav: 1.25rem;
    }
}

/* Base Styles */
html {
    overflow-x: hidden;
    width: 100%;
    scrollbar-gutter: stable;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    width: 100%;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--text-color);
    color: var(--bg-color);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
    font-weight: 700;
}

.skip-link:focus {
    top: 0;
}

/* Focus Styles */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 3px solid var(--highlight-yellow);
    outline-offset: 2px;
}

a:focus:not(:focus-visible),
button:focus:not(:focus-visible),
input:focus:not(:focus-visible) {
    outline: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--highlight-yellow);
    outline-offset: 2px;
}

/* Top-level containers */
#homepage-container {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
}

#case-study-container,
#archive-container {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

#case-study-container {
    overflow-x: hidden;
}

/* Gradient utilities */
.gradient-fitxr,
.gradient-ultraleap,
.bio-gradient-fitxr,
.bio-gradient-ultraleap {
    /* Safe default: readable ink text everywhere */
    background: none;
    color: var(--text-color);
    display: inline-block;
}

.bio-gradient-fitxr,
.bio-gradient-ultraleap {
    font-weight: 700;
}

.bio-company-link {
    text-decoration: none;
    cursor: pointer;
}

.bio-company-link:hover {
    opacity: 0.8;
}

.bio-company-link:focus-visible {
    outline: 3px solid var(--highlight-yellow);
    outline-offset: 2px;
    border-radius: 4px;
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
    .gradient-fitxr {
        background: linear-gradient(to bottom, var(--fitxr-start), var(--fitxr-end));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
        -webkit-text-fill-color: transparent;
    }

    .gradient-ultraleap {
        background: linear-gradient(to bottom, var(--ultraleap-start), var(--ultraleap-end));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
        -webkit-text-fill-color: transparent;
    }

    .bio-gradient-fitxr {
        background: linear-gradient(to bottom, var(--fitxr-start), var(--fitxr-end));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
        -webkit-text-fill-color: transparent;
    }

    .bio-gradient-ultraleap {
        background: linear-gradient(to bottom, var(--ultraleap-start), var(--ultraleap-end));
        -webkit-background-clip: text;
        background-clip: text;
        color: transparent;
        -webkit-text-fill-color: transparent;
    }
}

.bio-highlight-pip {
    color: var(--highlight-pip);
    font-weight: 700;
}

.bio-highlight-yellow {
    color: var(--highlight-yellow);
    font-weight: 700;
}

/* Shared header (all pages) */
.homepage-header {
    position: relative;
    width: min(var(--header-frame-max), calc(100% - (var(--header-frame-side) * 2)));
    height: 467px;
    margin: var(--header-mat-y) auto var(--header-mat-after);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--header-frame-radius);
    --header-distortion-inset: max(18px, min(40px, calc(var(--header-frame-radius) * 0.5)));
    --header-distortion-trigger-size: 2.5rem;
    --header-distortion-trigger-gap: calc(var(--header-distortion-inset) * 0.5);
    box-shadow:
        0 10px 44px rgba(55, 44, 9, 0.08),
        0 0 0 1px rgba(55, 44, 9, 0.07);
    touch-action: none;
}

.homepage-header * {
    touch-action: inherit;
}

.header-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background-color: #fffdef;
    border-radius: inherit;
    overflow: hidden;
}

.header-distortion-mount {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    border-radius: inherit;
}

.header-distortion-canvas {
    display: block;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.homepage-header.header-distortion-active .header-distortion-mount img {
    visibility: hidden;
    pointer-events: none;
}

.header-distortion-controls {
    position: absolute;
    inset: 0;
    z-index: 3;
    font-family: var(--font-display);
    pointer-events: none;
    box-sizing: border-box;
    display: none;
}

.header-distortion-controls__panel,
.header-distortion-controls__trigger {
    pointer-events: auto;
}

.header-distortion-controls__panel {
    position: absolute;
    right: var(--header-distortion-inset);
    bottom: calc(
        var(--header-distortion-inset) + var(--header-distortion-trigger-size) + var(--header-distortion-trigger-gap)
    );
    width: min(320px, calc(100% - 2 * var(--header-distortion-inset)));
    max-height: calc(
        100% - var(--header-distortion-inset) -
            (var(--header-distortion-inset) + var(--header-distortion-trigger-size) + var(--header-distortion-trigger-gap))
    );
    box-sizing: border-box;
    margin: 0;
    overflow-x: hidden;
    overflow-y: auto;
    touch-action: pan-y;
    padding: 12px;
    background: rgba(255, 253, 239, 0.96);
    border: 1px solid rgba(55, 44, 9, 0.12);
    border-radius: 12px;
    box-shadow: 0 8px 40px rgba(55, 44, 9, 0.12);
    -webkit-overflow-scrolling: touch;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    pointer-events: none;
    transition:
        opacity 0.14s ease,
        transform 0.14s ease,
        visibility 0s linear 0.14s;
}

.header-distortion-controls--open .header-distortion-controls__panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition:
        opacity 0.14s ease,
        transform 0.14s ease,
        visibility 0s linear 0s;
}

.header-distortion-controls__trigger {
    position: absolute;
    right: var(--header-distortion-inset);
    bottom: var(--header-distortion-inset);
    width: var(--header-distortion-trigger-size);
    height: var(--header-distortion-trigger-size);
    margin: 0;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    cursor: pointer;
    border: 1px solid rgba(55, 44, 9, 0.15);
    border-radius: 50%;
    background: rgba(255, 253, 239, 0.92);
    box-shadow: 0 2px 12px rgba(55, 44, 9, 0.08);
    color: var(--text-color);
    transition:
        transform 0.16s cubic-bezier(0.33, 1, 0.68, 1),
        box-shadow 0.16s ease,
        background 0.16s ease,
        border-color 0.16s ease;
}

.header-distortion-controls__trigger:hover {
    transform: scale(1.06);
    box-shadow: 0 4px 18px rgba(55, 44, 9, 0.14);
    background: rgba(255, 253, 239, 1);
    border-color: rgba(55, 44, 9, 0.22);
}

.header-distortion-controls__trigger:active {
    transform: scale(1.02);
    box-shadow: 0 2px 10px rgba(55, 44, 9, 0.1);
    transition-duration: 0.08s;
}

.header-distortion-controls__trigger-icon {
    display: block;
    flex-shrink: 0;
    width: 1.125rem;
    height: 1.125rem;
    object-fit: contain;
}

.header-distortion-controls__trigger-icon--close {
    display: none;
}

.header-distortion-controls__trigger[aria-expanded='true'] .header-distortion-controls__trigger-icon--settings {
    display: none;
}

.header-distortion-controls__trigger[aria-expanded='true'] .header-distortion-controls__trigger-icon--close {
    display: block;
}

@media (prefers-reduced-motion: reduce) {
    .header-distortion-controls__panel,
    .header-distortion-controls--open .header-distortion-controls__panel {
        transition: none;
        transform: none;
    }

    .header-distortion-controls__trigger {
        transition: none;
    }

    .header-distortion-controls__trigger:hover,
    .header-distortion-controls__trigger:active {
        transform: none;
    }
}

.header-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 60%;
    max-width: 100%;
    display: block;
}

/* Smooth reveal for header images (JS adds .header-image-ready) */
.homepage-header .header-background img,
.homepage-header .profile-image {
    opacity: 0;
    transition: opacity 0.4s ease;
}

.homepage-header img.header-image-ready {
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .homepage-header .header-background img,
    .homepage-header .profile-image {
        opacity: 1;
        transition: none;
    }
}

.header-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-block);
}

.profile-image {
    width: 186px;
    height: 186px;
    border-radius: 999px;
    object-fit: cover;
    background-color: #5e3168;
    flex-shrink: 0;
}

.header-name-role {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    line-height: 1;
}

.header-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-page-title);
    line-height: var(--lh-display);
    color: var(--text-color);
    margin: 0;
}

.header-role {
    font-family: var(--font-display);
    font-weight: 400;
    font-size: var(--fs-role);
    line-height: var(--lh-display);
    color: var(--text-color);
    margin: 0;
}

.header-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    margin: 0;
    padding: 0;
    line-height: 1;
    width: 100%;
    vertical-align: baseline;
}

.header-link:hover {
    opacity: 0.9;
}

.header-link[href="#"] {
    cursor: default;
}

.header-link[href="#"]:hover {
    opacity: 1;
}

.header-content a {
    display: inline-block;
    margin: 0;
    padding: 0;
    text-decoration: none;
}

.header-content a img {
    display: block;
}

.header-link .header-name,
.header-link .header-role {
    margin: 0;
    line-height: 100%;
    display: block;
}

.header-name-stack {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
    margin: 0;
    padding: 0;
    line-height: 1;
    width: 100%;
}

.header-name-stack .header-name,
.header-name-stack .header-role {
    margin: 0;
    line-height: 100%;
    display: block;
}

/* Shared layout section */
.homepage-section {
    width: 100%;
    max-width: 730px;
    margin: 0 auto;
    padding: 0 25px;
    margin-bottom: var(--space-section);
    box-sizing: border-box;
}

/* Shared prose utility used on subpage fallbacks */
.about-bio-paragraph {
    font-weight: 400;
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    color: var(--text-color);
    margin: 0;
    letter-spacing: 0;
    font-variation-settings: 'YTLC' 500, 'wdth' 100;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-page-title);
    line-height: var(--lh-display);
    color: var(--text-color);
    margin-bottom: var(--space-after-heading);
}

/* Shared link icons (homepage + archive cards) */
.link-icon {
    flex-shrink: 0;
    display: inline-block;
    line-height: 0;
    max-width: 100%;
}

.link-icon.chevron {
    font-size: 24px;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
    max-width: 24px;
}

.link-icon.external {
    font-size: 20px;
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 20px;
}

/* Async page load / error recovery */
.page-status {
    max-width: 730px;
    margin: 0 auto;
    padding: 40px 25px;
    box-sizing: border-box;
    font-size: var(--fs-ui);
    line-height: 1.5;
    color: var(--text-color);
}

.page-status--loading,
.page-status--error {
    text-align: center;
}

.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

.page-status-text {
    margin: 0 0 16px 0;
}

.page-status-retry {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-ui);
    line-height: 1.2;
    color: var(--text-color);
    background: var(--highlight-yellow);
    border: none;
    border-radius: 8px;
    padding: 12px 20px;
    cursor: pointer;
}

.page-status-retry:hover {
    opacity: 0.9;
}

.page-status-retry:focus-visible {
    outline: 3px solid var(--highlight-yellow);
    outline-offset: 3px;
}

/* Shared intro paragraph style (used in archive + some case studies) */
.archive-intro {
    font-weight: 400;
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    color: var(--text-color);
    margin: 0 0 var(--space-block) 0;
    letter-spacing: 0;
    font-variation-settings: 'YTLC' 500, 'wdth' 100;
}

@media (max-width: 768px) {
    .page-status {
        padding: 32px var(--mobile-padding-horizontal);
    }
}

/* Breadcrumb Navigation (subpages) */
.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0 var(--spacing-lg);
    max-width: 730px;
    margin: 0 auto;
    flex-wrap: wrap;
    box-sizing: border-box;
}

.breadcrumb-nav :is(.breadcrumb-link, .breadcrumb-separator, .breadcrumb-current) {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-body);
    line-height: var(--lh-display);
    color: var(--text-color);
}

.breadcrumb-link {
    text-decoration: none;
}

.breadcrumb-link:hover {
    opacity: 0.7;
}

.breadcrumb-current {
    opacity: 0.7;
}

.breadcrumb-nav + .homepage-section {
    margin-top: 0;
}

@media (max-width: 768px) {
    .breadcrumb-nav {
        padding: var(--spacing-md) var(--mobile-padding-horizontal) var(--spacing-lg);
        gap: var(--spacing-sm);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }

    .breadcrumb-link,
    .breadcrumb-separator,
    .breadcrumb-current {
        word-wrap: break-word;
        overflow-wrap: break-word;
    }
}

/* Shared mobile header adjustments */
@media (max-width: 768px) {
    html,
    body {
        overflow-x: hidden;
        overflow-y: auto;
        width: 100%;
        position: relative;
    }

    .homepage-header {
        --header-frame-side: var(--mobile-padding-horizontal);
        height: 371px;
        width: min(var(--header-frame-max), calc(100% - (var(--header-frame-side) * 2)));
        max-width: var(--header-frame-max);
        margin-left: auto;
        margin-right: auto;
        margin-top: var(--header-mat-y);
        margin-bottom: var(--header-mat-after);
        overflow: hidden;
        --header-frame-radius: clamp(22px, 7vw, 40px);
    }

    .header-content {
        flex-direction: column;
        gap: var(--spacing-sm);
        width: 100%;
        max-width: 100%;
        padding: 0 var(--mobile-padding-horizontal);
        box-sizing: border-box;
    }

    .header-name-role {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xs);
        align-items: center;
        width: 100%;
        max-width: 100%;
    }

    .homepage-header .header-name-stack,
    .homepage-header .header-link {
        align-items: center;
    }

    .profile-image {
        width: 186px;
        height: 186px;
        max-width: 100%;
    }

    .header-name,
    .header-role {
        word-wrap: break-word;
        overflow-wrap: break-word;
        text-align: center;
    }

    .homepage-section {
        padding: 0 var(--mobile-padding-horizontal);
        margin-bottom: var(--mobile-section-gap);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
}