@import url('../typography/inter.css');

/* Base reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
}

/* Design tokens */
:root {
    --font-base: Inter, sans-serif;
    --font-base-variable: InterVariable, sans-serif;
    --font-weight-regular: 400;
    --font-weight-semibold: 600;

    --color-content: #515B6D;
    --color-link: #0044CC;
    --color-background: #FFFDF7;
    --color-whyme-surface: #FBF8F1;
    --color-img-background: #989898;
    --color-link-background: #0055ff12;
    --color-link-light: #e6ecf9;
    --border-content: #D9D9D9;

    --border-size: 1px;
    --top-bar-height: 48px;

    --font-size-xxl: 1.5rem;
    --font-size-xl: 1.25rem;
    --font-size-lg: 1rem;
    --font-size-md: 0.875rem;

    --line-height-xxl: 2rem;
    --line-height-lg: 1.5rem;
    --line-height-md: 20px;

    --letter-spacing-xxl: -0.06rem;
    --letter-spacing-xl: -0.05rem;
    --letter-spacing-lg: -0.04rem;
    --letter-spacing-md: -0.035rem;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;

    /* Portfolio layout tokens */
    --gallery-gap: 16px;
    --gallery-columns: 3;
    --gallery-border: 4px solid rgba(217, 217, 217, 0.30);
    --gallery-border-hover: rgb(0, 85, 255);

    --case-study-grid-columns: minmax(0, 0.70fr) minmax(0, 0.30fr);
    --case-study-grid-row-gap: calc(var(--space-lg) * 1.5);
    --case-study-grid-padding-inline: 32px;

    --case-study-content-padding-inline: var(--space-sm);
    --case-study-content-padding-top: 128px;
    --case-study-content-padding-bottom: var(--top-bar-height);
    --case-study-content-margin-bottom: 128px;

    --case-study-mobile-margin-inline: 24px;
    --case-study-mobile-margin-block: calc(var(--top-bar-height) + 24px);

    font-family: var(--font-base);
    font-feature-settings: 'liga' 1, 'calt' 1, 'salt' on;
    color: var(--color-content);
    background-color: var(--color-background);
    font-size: 1rem;
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-lg);
    letter-spacing: var(--letter-spacing-lg);
}

@supports (font-variation-settings: normal) {
    :root {
        font-family: var(--font-base-variable);
    }
}

/* Base element styles */
html {
    scrollbar-width: none;
    scroll-behavior: smooth;
}

html,
body {
    height: 100%;
}

body {
    min-height: 100vh;
    text-rendering: optimizeSpeed;
    -webkit-font-smoothing: antialiased;
    color: inherit;
    background-color: inherit;
    font-family: inherit;
    scroll-snap-type: y mandatory;
    scroll-padding-top: 0;
    overscroll-behavior-y: contain;
    -ms-overflow-style: none;
}

body::-webkit-scrollbar,
body::-webkit-scrollbar-button {
    display: none;
}

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

input,
button,
textarea,
select {
    font: inherit;
}

/* Typography */
h1 {
    font-size: var(--font-size-xxl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-xxl);
    letter-spacing: var(--letter-spacing-xxl);
}

.subtitle {
    font-size: var(--font-size-xxl);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-xxl);
    letter-spacing: var(--letter-spacing-xxl);
}

.subtitle-smaller {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-xxl);
    letter-spacing: var(--letter-spacing-xl);
}

h2,
.sutitle-bold {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-xxl);
    letter-spacing: var(--letter-spacing-xl);
}

h3,
h4 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-xxl);
    letter-spacing: var(--letter-spacing-lg);
}

p {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-lg);
    letter-spacing: var(--letter-spacing-lg);
}

a {
    color: var(--color-link);
    text-decoration: underline;
    text-decoration-style: solid;
    text-decoration-skip-ink: auto;
    text-decoration-thickness: auto;
    text-underline-offset: auto;
    text-underline-position: from-font;
}

a:hover {
    background-color: var(--color-link-light);
}

.small {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-lg);
    letter-spacing: var(--letter-spacing-md);
}

strong,
.bold {
    font-weight: var(--font-weight-semibold);
}

.logo-text {
    font-weight: var(--font-weight-semibold);
    font-feature-settings: 'salt' off;
    font-size: var(--font-size-md);
}

/* Lists */
ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

ul li {
    position: relative;
    padding-left: 1.5rem;
}

li::before {
    content: "↪";
    position: absolute;
    left: 0;
    top: 0;
}

/* Imagery */
.img-me {
    border-radius: 100%;
    background-color: var(--color-img-background);
    border: var(--border-content) solid var(--border-size);
    object-fit: cover;
}

/* Case study content */
.year-section {
    padding-top: 32px;
    padding-bottom: 32px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    align-self: stretch;
    border-top: var(--border-content) solid var(--border-size);
}

.case-study-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    align-self: stretch;
    color: var(--color-link);
    border-left: var(--color-link-light) solid var(--border-size);
    padding-left: 16px;
}

.case-study-item:hover {
    cursor: pointer;
}

.case-study-item.notavailable {
    pointer-events: none;
    cursor: default;
    color: var(--color-content);
    border-color: var(--border-content);
}

.notavailable > a {
    pointer-events: none;
    cursor: not-allowed;
    color: var(--color-content);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-regular);
    line-height: var(--line-height-lg);
    letter-spacing: var(--letter-spacing-md);
    font-style: italic;
    text-decoration: none;
}

.case-study-logos {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 8px;
    align-self: stretch;
}

.case-study-logos > img {
    object-fit: contain;
    opacity: 0.8;
    border-radius: 8px;
    border: var(--border-content) solid var(--border-size);
    background-color: white;
}

span.featured-project {
    padding: 2px;
    color: #006315;
    background-color: #0063150d;
    font-size: var(--font-size-md);
}

span.wip-project {
    padding: 2px;
    color: #575100;
    background-color: #ffee0026;
    font-size: var(--font-size-md);
}

/* Gallery */
.gallery-canvas {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    align-content: flex-start;
    align-self: stretch;
    gap: var(--gallery-gap);
    --gallery-item-basis: calc((100% - ((var(--gallery-columns) - 1) * var(--gallery-gap))) / var(--gallery-columns));
}

.gallery-canvas > img {
    flex: 1 1 var(--gallery-item-basis);
    width: var(--gallery-item-basis);
    max-width: var(--gallery-item-basis);
    max-height: 6rem;
    height: auto;
    border-radius: 8px;
    border: var(--gallery-border);
    background-color: white;
    cursor: zoom-in;
    transition: border-color 0.2s ease;
}

.gallery-canvas > img:hover,
.gallery-canvas > img:focus-visible {
    border-color: var(--gallery-border-hover);
    outline: none;
}

.gallery-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    background-color: var(--color-content);
}

.gallery-modal.is-open {
    display: flex;
}

.gallery-modal__content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    max-height: 100%;
}

.gallery-modal__image {
    max-width: 95dvw;
    max-height: 75dvh;
    width: auto;
    height: auto;
    border-radius: 8px;
    border: var(--gallery-border);
    background-color: white;
}

.gallery-modal__action {
    color: var(--color-background);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px;
    border-radius: 4px;
    background-color: var(--color-content);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    cursor: pointer;
    opacity: 0.7;
}

.gallery-modal__close {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
}

.gallery-modal__controls {
    position: fixed;
    bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: var(--space-sm);
    width: 100%;
}

.gallery-modal__action:hover,
.gallery-modal__action:focus-visible {
    color: var(--color-content);
    background-color: var(--color-background);
    opacity: 1;
    outline: none;
    text-decoration: none;
}

body.gallery-modal-open {
    overflow: hidden;
}

/* Case study layout */
body.case-study-page .case-study {
    position: absolute;
    top: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    width: 100%;
    margin-bottom: var(--top-bar-height);
    overflow: hidden;
}

body.case-study-page .case-study > .media-collection {
    min-height: auto;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
}

body.case-study-page :is(.paper-page, .media-collection) {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: flex-start;
}

body.case-study-page .bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-md);
    min-height: var(--top-bar-height);
    background: var(--color-background);
    border-color: var(--border-content);
    border-style: solid;
    border-width: 0;
    border-top-width: var(--border-size);
}

body.case-study-page :is(.bottom-nav-left, .bottom-nav-center, .bottom-nav-right) {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

body.case-study-page .bottom-nav-center {
    flex: 1 0 100%;
    justify-content: center;
    text-align: center;
}

body.case-study-page .bottom-nav-right {
    margin-left: auto;
}

/* Mobile layout */
@media screen and (max-width: 1023px) {
    body.case-study-page :is(.paper-page, .media-collection) {
        max-width: calc(100dvw - (2 * var(--case-study-mobile-margin-inline)));
        margin-right: var(--case-study-mobile-margin-inline);
        margin-left: var(--case-study-mobile-margin-inline);
        margin-top: var(--case-study-mobile-margin-block);
        margin-bottom: var(--case-study-mobile-margin-block);
    }
}

/* Desktop layout */
@media screen and (min-width: 1024px) {
    body.case-study-page .bottom-nav {
        display: grid;
        grid-template-columns: repeat(6, minmax(0, 1fr));
        align-items: center;
        flex-wrap: nowrap;
        gap: var(--space-sm);
        height: var(--top-bar-height);
        padding: var(--space-sm) var(--space-md);
    }

    body.case-study-page .bottom-nav-left {
        flex: 1 0 0;
        align-self: stretch;
        grid-row: 1;
        grid-column: 1 / span 1;
    }

    body.case-study-page .bottom-nav-center {
        justify-content: center;
        flex: 1 0 0;
        align-self: stretch;
        grid-row: 1;
        grid-column: 2 / span 4;
    }

    body.case-study-page .bottom-nav-right {
        justify-content: flex-end;
        gap: var(--space-sm);
        flex: 1 0 0;
        align-self: stretch;
        grid-row: 1;
        grid-column: 6 / span 1;
        margin-left: 0;
    }

    body.case-study-page .case-study {
        display: grid;
        grid-template-columns: var(--case-study-grid-columns);
        column-gap: 0;
        row-gap: var(--case-study-grid-row-gap);
        width: 100%;
        height: 100%;
        padding-left: var(--case-study-grid-padding-inline);
        padding-right: var(--case-study-grid-padding-inline);
        margin-inline: auto;
        overflow: hidden;
    }

    body.case-study-page :is(.paper-page, .media-collection) {
        height: 100%;
        overflow-y: auto;
        padding-left: var(--case-study-content-padding-inline);
        padding-right: var(--case-study-content-padding-inline);
        padding-top: var(--case-study-content-padding-top);
        padding-bottom: var(--case-study-content-padding-bottom);
        margin-bottom: var(--case-study-content-margin-bottom);
        scrollbar-width: none;
    }

    body.case-study-page .paper-page {
        width: min(100%, 784px);
        margin-left: auto;
        margin-right: auto;
    }

    .media-anchorlink {
        display: none;
        visibility: hidden;
    }
}

/* Case study top nav */
.site-top-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--color-background);
    border-bottom: var(--border-size) solid var(--border-content);
    z-index: 1000;
}

.site-top-nav__inner {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    align-items: center;
    gap: 16px;
    padding: 12px 24px;
    width: 100%;
    box-sizing: border-box;
}

.site-top-nav__brand {
    display: flex;
    align-items: center;
    gap: 8px;
    justify-self: start;
    color: var(--color-content);
    font: 600 14px/24px "Inter", sans-serif;
    letter-spacing: -0.56px;
    white-space: nowrap;
    text-decoration: none;
}

.site-top-nav__brand:hover {
    text-decoration: none;
    background-color: transparent;
}

.site-top-nav__brand-name {
    font-weight: 600;
}

.site-top-nav__brand-suffix {
    font-weight: 400;
}

.site-top-nav__case {
    display: flex;
    align-items: center;
    justify-content: center;
    justify-self: center;
    align-self: center;
    white-space: nowrap;
    color: #515B6D;
    font: 400 14px/24px "Inter", sans-serif;
    letter-spacing: -0.56px;
}

.site-top-nav__link {
    justify-self: end;
}

@media (max-width: 640px) {
    .site-top-nav__inner {
        grid-template-columns: auto auto;
        gap: 12px;
        padding: 12px 16px;
    }

    .site-top-nav__case {
        display: none;
    }
}

/* Utility */
.legal-link {
    color: #515B6D;
    text-decoration: none;
    font-size: 8px;
}