/* VARIABLES */
:root {
    --btn-padding: 8px 16px;
    --btn-border-radius: 9999px;
    --btn-font-size: 16px;
    --btn-font-weight: 530;
    --btn-icon-size: 21px;
    --btn-lg-padding: 12px 22px;
    --btn-lg-font-size: 20px;
    --btn-lg-letter-spacing: -0.01em;
    --btn-transition: background-color 0.3s, transform 0.1s ease-in-out;
    --btn-transform-active: scale(0.98);

    --badge-padding: 3px 8px;
    --badge-border-radius: 9999px;
    --badge-font-weight: 450;
    --badge-font-size: 13px;
    --badge-line-height: 16px;
    --badge-letter-spacing: 0em;
    --badge-bg-color: var(--color-fill-surface);
    --badge-text-color: var(--color-text-secondary);

    --card-padding: 12px 16px 12px 12px;
    --card-border-radius: 12px;
    --card-header-gap: 8px;
    --card-header-left-gap: 4px;
    --card-content-gap: 8px;
    --card-content-padding-left: 45px;
    --card-warning-bg: var(--color-fill-surface-warning);
    --card-warning-border: var(--color-border-warning-25);
    --card-warning-text: var(--color-text-warning);

    --focus-outline-width: 2px;
    --focus-outline-offset: 2px;
    --focus-outline-color: var(--color-core-accent);
}

/* NAVBAR */
.navbar {
    position: absolute;
    padding: 16px 0;
    top: 0;
    width: 100%;
}

.navbar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 16px;
}

.navbar-start {
    display: flex;
    gap: 8px;
    align-items: center;
}

.navbar-end {
    display: flex;
    gap: 8px;
    align-items: center;
}

.navbar.nav-subpage {
    position: fixed;
    border-color: transparent;
    background-color: var(--color-fill-background);
    transition: border-color 300ms cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
}

.navbar.nav-subpage.navbar-scrolled {
    border-bottom: 2px solid var(--color-border-primary-100);
}

/* FOOTER */
footer {
    padding-bottom: 24px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 64px;
}

.footer-title {
    padding: 42px 0 24px 0;
}

.footer-contact-title {
    padding: 42px 0 24px 0;
}

.footer-contact-title-small {
    display: none;
}

.footer-contact-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 12px 0 32px 0;
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 24px;
    justify-content: flex-end;
    align-items: flex-end;
    width: 100%;
    text-align: right;
}

.footer-bottom .d-logo {
    width: 120px;
    height: auto;
}

[data-theme="dark"] .footer-bottom .d-logo {
    filter: invert(1);
}

/* BUTTONS */
/* Common */
.btn {
    display: flex;
    justify-content: center;
    padding: var(--btn-padding);
    border-radius: var(--btn-border-radius);
    font-size: var(--btn-font-size);
    font-weight: var(--btn-font-weight);
    cursor: pointer;
    transition: var(--btn-transition);
    box-shadow: none;
    border: none;
    white-space: nowrap;
    min-width: fit-content;
    user-select: none;
}

.btn:hover {
    text-decoration: none;
}

.btn:active {
    transform: var(--btn-transform-active);
    transform-origin: center;
}

.btn:focus {
    outline: none;
}

.btn:focus-visible {
    outline: var(--focus-outline-width) solid var(--focus-outline-color);
    outline-offset: var(--focus-outline-offset);
    box-shadow: 0 0 0 var(--focus-outline-width) var(--focus-outline-color);
}

.btn:disabled,
.btn.disabled {
    opacity: 0.7;
    pointer-events: none;
}

/* Primary button */
.btn-primary {
    background-color: var(--color-core-accent);
    color: var(--color-text-primary-alt);
}

.btn-primary:hover {
    background-color: var(--color-interaction-btn-primary-hover);
}

.btn-primary:active {
    background-color: var(--color-interaction-btn-primary-active);
}

.btn-primary:disabled,
.btn-primary.disabled {
    background-color: var(--color-interaction-btn-primary-disabled);
    color: var(--color-text-primary);
}

/* Outline button */
.btn-outline {
    background-color: transparent;
    border: 1px solid var(--color-border-primary-25);
    color: var(--color-text-primary);
}

.btn-outline:hover {
    background-color: var(--color-interaction-btn-outline-hover);
}

.btn-outline:active {
    background-color: var(--color-interaction-btn-outline-active);
}

.btn-outline:disabled,
.btn-outline.disabled {
    background-color: var(--color-interaction-btn-outline-disabled);
    color: var(--color-text-primary);
}

/* Flat button */
.btn-flat {
    background-color: transparent;
    color: var(--color-core-accent);
}

.btn-flat:hover {
    background-color: var(--color-interaction-btn-flat-hover);
}

.btn-flat:active {
    background-color: var(--color-interaction-btn-flat-active);
}

.btn-flat:disabled,
.btn-flat.disabled {
    background-color: var(--color-interaction-btn-flat-disabled);
    color: var(--color-text-primary);
}

/* Icon button */
.btn-icon {
    padding: 8px;
}

.btn-icon svg {
    width: var(--btn-icon-size);
    height: var(--btn-icon-size);
}

.btn-icon:active {
    transform: none;
}

/* Button modifiers */
.btn-lg {
    font-size: var(--btn-lg-font-size);
    letter-spacing: var(--btn-lg-letter-spacing);
    padding: var(--btn-lg-padding);
}

.btn-full {
    width: 100%;
}

/* Adaptations for links using button classes */
a.btn {
    user-select: none;
    -webkit-user-select: none;
}

/* BADGE */
.badge {
    display: inline-block;
    padding: var(--badge-padding);
    border-radius: var(--badge-border-radius);
    font-weight: var(--badge-font-weight);
    font-size: var(--badge-font-size);
    line-height: var(--badge-line-height);
    letter-spacing: var(--badge-letter-spacing);
    background-color: var(--badge-bg-color);
    color: var(--badge-text-color);
}

/* LINKS */
.link {
    display: inline-flex;
    align-items: center;
    gap: 1px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.link.large {
    gap: 4px;
}

.link img {
    max-width: none;
    width: 18px;
    height: 18px;
    vertical-align: middle;
}

.link img.lg {
    width: 24px;
    height: 24px;
    margin-left: 2px;
}

.link:focus-visible {
    outline: var(--focus-outline-width) solid var(--focus-outline-color);
    outline-offset: var(--focus-outline-offset);
    border-radius: 4px;
}

[data-theme="dark"] .link img {
    filter: invert(1);
}

/* CARDS */
/* Base card */
.card {
    background-color: var(--color-fill-surface);
    border-radius: var(--card-border-radius);
    padding: var(--card-padding);
    display: flex;
    flex-direction: column;
    gap: 0px;
}

.card-top {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    width: 100%;
    overflow: hidden;
}

.card-action {
    flex-shrink: 0;
}

.card-header {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: var(--card-header-gap);
    min-width: 0;
}

.card-header-left {
    display: flex;
    flex-direction: column;
    gap: var(--card-header-left-gap);
    flex: 1;
    min-width: 0;
}

.card-header-left p {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.card-header-right {
    display: flex;
    flex-direction: column;
    gap: var(--card-header-left-gap);
    text-align: right;
    flex-shrink: 0;
    min-width: fit-content;
}

.card-content {
    padding-left: var(--card-content-padding-left);
    max-height: 0;
    transition: max-height 0.3s ease-in-out;
}

.card-content p {
    margin-top: var(--card-content-gap);
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
}

.card-warning {
    background-color: var(--card-warning-bg);
    border: 1px solid var(--card-warning-border);
    color: var(--card-warning-text);
}

.card-warning .card-title {
    color: inherit;
}

.card-warning .card-header {
    color: inherit;
}

.card-warning .card-header-left p {
    overflow: initial;
    text-overflow: initial;
    white-space: normal;
}

.card-icon {
    padding: 8px;
    color: var(--card-warning-text);
}


/* Adaptations for tactile devices */
@media (hover: none) {
    .btn:hover {
        background-color: initial;
        transform: none;
    }

    .btn-primary:hover {
        background-color: var(--color-core-accent);
    }

    .btn-outline:hover {
        background-color: transparent;
    }

    .btn-flat:hover {
        background-color: transparent;
    }

    .btn:active {
        transform: var(--btn-transform-active);
    }
}

/* Adaptations for high contrast mode */
@media (forced-colors: active) {
    .btn {
        border: 1px solid currentColor;
    }

    .badge {
        border: 1px solid currentColor;
    }

    .btn-icon svg {
        forced-color-adjust: none;
    }
}

/* RESPONSIVE */
/* Mobile devices */
@media (max-width:768px) {

    /* Adapt footer title */
    .footer-contact-title {
        padding: 24px 0;
    }

    .footer-contact-title-small {
        display: block;
    }

    .footer-contact-title-large {
        display: none;
    }
}