/* ===========================
   Desktop
=========================== */

.navbar {
    position: sticky;
    top: 0;
    z-index: 100;

    display: flex;
    justify-content: space-between;
    align-items: stretch;
    height: var(--navbar-h);

    border-bottom: 1px solid var(--border-faint);
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);

    /* Fixes a sticky + backdrop-filter compositing seam on mobile Chrome/Safari
       that renders as a faint double border-bottom line */
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
    will-change: transform;
    isolation: isolate;
}

.nav-mobile-left {
    display: none;
}

.nav-left {
    display: flex;
    align-items: stretch;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    margin-left: 20px;
}

.logo img {
    height: 26px;
    margin-right: 10px;
    border-radius: 999px;
    border: 1px solid var(--border-faint);
}

.team-name {
    display: flex;
    align-items: center;
    color: var(--primary-text);
    font: 400 1rem "PP Neue Montreal", sans-serif;
    letter-spacing: .01em;
}

.nav-right {
    display: flex;
    align-items: center;
    margin-right: 15px;
    gap: 10px;
}

.contact-btn,
.contact-svg,
.menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 34px;
    border: 1px solid var(--border-faint);
    background: transparent;
    color: var(--primary-color);
    text-decoration: none;
    font: inherit;
    appearance: none;
    -webkit-appearance: none;
    border-radius: 0;
    cursor: pointer;
    transition: background calc(.25s * var(--transition-scale)) ease,
        color calc(.25s * var(--transition-scale)) ease,
        border-color calc(.25s * var(--transition-scale)) ease;
}

.contact-btn {
    padding: 0 14px;
    font: 400 .8rem "PP Neue Montreal", sans-serif;
    letter-spacing: .02em;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.contact-btn-icon {
    width: 16px;
    height: 16px;
    color: var(--primary-color);
    /* matches text color since .contact-btn is likely a filled button */
}

.contact-svg {
    width: 34px;
}

.contact-svg svg {
    width: 18px;
    height: 18px;
    color: currentColor;
    /* just inherit, don't force fill on children */
}

.contact-btn:hover,
.contact-svg:hover,
.contact-svg[aria-expanded="true"] {
    background: var(--primary-color);
    color: var(--secondary-color);
    border-color: var(--primary-color);
}

.contact-btn:hover .contact-btn-icon {
    color: var(--secondary-color);
}

/* ===========================
   Contact dropdown menu
=========================== */

.contact-menu {
    position: relative;
}

.contact-dropdown {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    min-width: 180px;

    background: var(--secondary-color);
    border: 1px solid var(--border-faint);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);

    padding: 6px;
    z-index: 110;

    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    transition: opacity calc(.18s * var(--transition-scale)) ease,
        transform calc(.18s * var(--transition-scale)) ease;
}

.contact-dropdown.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

/* small pointer nub */
.contact-dropdown::before {
    content: "";
    position: absolute;
    top: -5px;
    right: 12px;
    width: 9px;
    height: 9px;
    background: var(--secondary-color);
    border-left: 1px solid var(--border-faint);
    border-top: 1px solid var(--border-faint);
    transform: rotate(45deg);
}

.contact-dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    /* was 24px — arrows sat too far from label */
    width: 100%;
    height: 36px;
    padding: 0 10px;

    background: transparent;
    border: none;
    border-radius: 0;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;

    color: var(--primary-text);
    font: 400 .82rem "Inter", sans-serif;
    letter-spacing: .01em;
    text-align: left;

    transition: background calc(.18s * var(--transition-scale)) ease,
        color calc(.18s * var(--transition-scale)) ease;
}

.contact-dropdown-item:hover {
    background: var(--hover-overlay);
    color: var(--primary-color);
}

.theme-toggle-value {
    color: var(--text-muted-2);
    font-size: .78rem;
    transition: color calc(.18s * var(--transition-scale)) ease;
}

.contact-dropdown-item:hover .theme-toggle-value {
    color: var(--sidebar-accent);
}

.contact-dropdown-separator {
    height: 1px;
    margin: 6px 4px;
    background: var(--border-faint);
}

.contact-dropdown-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    /* was 24px — arrows sat too far from label */
    width: 100%;
    height: 36px;
    padding: 0 10px;

    text-decoration: none;
    color: var(--primary-text);
    font: 400 .82rem "Inter", sans-serif;
    letter-spacing: .01em;

    transition: background calc(.18s * var(--transition-scale)) ease,
        color calc(.18s * var(--transition-scale)) ease;
}

.contact-dropdown-link:hover {
    background: var(--hover-overlay);
    color: var(--primary-color);
}

.contact-dropdown-link-arrow {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    color: var(--text-muted-3);
    transform: translate(0, 0);
    transition: transform calc(.25s * var(--transition-scale)) ease,
        color calc(.25s * var(--transition-scale)) ease;
}

.contact-dropdown-link:hover .contact-dropdown-link-arrow {
    transform: translate(2px, -2px);
    color: var(--sidebar-accent);
}

/* ===========================
   Hamburger
=========================== */

.menu-btn {
    border: 1px solid var(--primary-text);
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 34px;
    transition: background calc(.25s * var(--transition-scale)) ease,
        border-color calc(.25s * var(--transition-scale)) ease;
}

.menu-btn span {
    height: 1px;
    background: var(--primary-text);
}

.menu-btn span:nth-child(1) {
    width: 18px;
}

.menu-btn span:nth-child(2) {
    width: 14px;
}

.menu-btn span:nth-child(3) {
    width: 18px;
}

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

.menu-btn:hover span {
    background: var(--secondary-color);
}

/* ===========================
   Sidebar (desktop) / Drawer (tablet + mobile)
=========================== */

.sidebar {
    position: fixed;
    top: var(--navbar-h);
    left: 0;
    width: var(--sidebar-w);
    height: calc(100vh - var(--navbar-h));

    background: var(--secondary-color);
    border-right: 1px solid var(--border-faint);

    padding: 16px 12px;
    z-index: 95;

    transform: translateX(-100%);
    transition: transform calc(.35s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1);
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 38px;
    padding: 0 12px;

    color: var(--sidebar-link-color);
    text-decoration: none;
    font: 400 .875rem "Inter", sans-serif;
    letter-spacing: .01em;

    /* unified with .contact-btn / .menu-btn hover timing (.25s) */
    transition: color calc(.25s * var(--transition-scale)) ease,
        background calc(.25s * var(--transition-scale)) ease;
}

.sidebar-link svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: .75;
    transition: opacity calc(.2s * var(--transition-scale)) ease;
    color: currentColor;
}

.sidebar-link:hover {
    color: var(--primary-color);
    background: var(--hover-overlay);
}

.sidebar-link:hover svg {
    opacity: 1;
}

.sidebar-link.active {
    color: var(--sidebar-active-color);
    background: var(--sidebar-active-bg);
}

.sidebar-link.active svg {
    opacity: 1;
    color: var(--sidebar-accent);
}

/* Text label always follows the link's own color (normal / hover / active)
   so it never looks mismatched or washed out */
.sidebar-link .sidebar-link-text {
    color: inherit;
}

/* Space below the last item in the main nav group (Team), before the
   social links group starts — matches the .sidebar-separator rhythm */
.sidebar-nav:not(.sidebar-nav-social) .sidebar-link:last-child {
    margin-bottom: 14px;
}

.sidebar-link .sidebar-link-arrow {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    opacity: .5;
    transform: translate(0, 0);
    transition: transform calc(.25s * var(--transition-scale)) ease,
        opacity calc(.25s * var(--transition-scale)) ease,
        color calc(.25s * var(--transition-scale)) ease;
}

/* ===========================
   Sidebar separator + social links
=========================== */

.sidebar-separator {
    height: 1px;
    margin: 14px 12px;
    background: var(--border-faint);
}

.sidebar-nav-social .sidebar-link {
    justify-content: flex-start;
}

/* Small gap between Email and Discord only — not after Github (last) */
.sidebar-nav-social .sidebar-link:not(:last-child) {
    margin-bottom: 4px;
}

/* was margin-right: auto — pushed the trailing arrow all the way to
   the far edge of the sidebar, leaving a huge gap. Tightened to sit
   close to the label instead. */
.sidebar-nav-social .sidebar-link-text {
    margin-right: 0px;
}

.sidebar-link .sidebar-link-arrow {
    width: 14px;
    height: 14px;
    flex-shrink: 0;
    opacity: .5;
    transform: translate(0, 0);
    transition: transform calc(.25s * var(--transition-scale)) ease,
        opacity calc(.25s * var(--transition-scale)) ease,
        color calc(.25s * var(--transition-scale)) ease;
}

.sidebar-link:hover .sidebar-link-arrow {
    opacity: 1;
    transform: translate(2px, -2px);
    color: var(--sidebar-accent);
}

.sidebar-overlay {
    position: fixed;
    inset: var(--navbar-h) 0 0 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 90;

    opacity: 0;
    pointer-events: none;
    transition: opacity calc(.35s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1);
}

body.sidebar-open .sidebar {
    transform: translateX(0);
}

body.sidebar-open .sidebar-overlay {
    opacity: 1;
    pointer-events: auto;
}

body.sidebar-open {
    overflow: hidden;
}

/* ===========================
   Sidebar collapse toggle (desktop)
=========================== */

.sidebar-collapse-btn {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: auto;
    min-width: 34px;
    height: 34px;
    padding: 0 8px;
    gap: 10px;
    margin: 0 0 14px 4px;

    background: transparent;
    border: none;
    color: var(--sidebar-link-color);
    font: 400 .875rem "Inter", sans-serif;
    letter-spacing: .01em;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    transition: color calc(.3s * var(--transition-scale)) ease;
}

.sidebar-collapse-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* Separator between the collapse toggle and the nav links */
.sidebar-nav {
    padding-top: 14px;
    margin-top: -2px;
    border-top: 1px solid var(--border-faint);
}

/* Hover: color change only, background stays transparent */
.sidebar-collapse-btn:hover {
    background: transparent;
    color: var(--sidebar-hover-white);
}

.sidebar-link-text {
    display: inline-block;
    max-width: 160px;
    white-space: nowrap;
    overflow: hidden;
    opacity: 1;
    transition: opacity calc(.35s * var(--transition-scale)) ease,
        max-width calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1),
        margin calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1);
}

@media (min-width: 1025px) {
    .sidebar {
        overflow: hidden;
    }

    .sidebar.collapsed {
        width: var(--sidebar-w-collapsed);
        transition: width calc(.7s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1);
    }

    .sidebar:not(.collapsed) {
        transition: width calc(.7s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1) calc(.1s * var(--transition-scale));
    }

    .sidebar.collapsed .sidebar-link {
        padding: 0 12px;
        gap: 0;
        transition: gap calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1) calc(.1s * var(--transition-scale)),
            color calc(.25s * var(--transition-scale)) ease,
            background calc(.25s * var(--transition-scale)) ease;
    }

    .sidebar:not(.collapsed) .sidebar-link {
        transition: gap calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1),
            color calc(.25s * var(--transition-scale)) ease,
            background calc(.25s * var(--transition-scale)) ease;
    }

    .sidebar.collapsed .sidebar-link-text {
        max-width: 0;
        margin-left: 0;
        opacity: 0;
        transition: opacity calc(.25s * var(--transition-scale)) ease,
            max-width calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1) calc(.1s * var(--transition-scale)),
            margin calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1) calc(.1s * var(--transition-scale));
    }

    .sidebar:not(.collapsed) .sidebar-link-text {
        transition: opacity calc(.3s * var(--transition-scale)) ease calc(.05s * var(--transition-scale)),
            max-width calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1),
            margin calc(.6s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1);
    }

    .hero,
    .cx-hero,
    .cx-correspond,
    .cx-compose,
    .cx-closing .collab,
    .work,
    .philosophy,
    .projects-page,
    .team-header,
    .team-members,
    .ax-hero,
    .ax-section,
    .ax-quote,
    .ax-chapternav,
    .in-hero,
    .in-section,
    .in-quote,
    .in-chapternav,
    .sh-hero,
    .sh-section,
    .sh-quote,
    .sh-chapternav,
    .nx-hero,
    .nx-section,
    .nx-quote,
    .nx-chapternav,
    .cv-hero,
    .cv-section,
    .cv-quote,
    .cv-chapternav,
    .closing {
        transition: margin-left calc(.7s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1) calc(.1s * var(--transition-scale));
    }

    body.sidebar-collapsed .hero,
    body.sidebar-collapsed .cx-hero,
    body.sidebar-collapsed .cx-correspond,
    body.sidebar-collapsed .cx-compose,
    body.sidebar-collapsed .cx-closing body.sidebar-collapsed .collab,
    body.sidebar-collapsed .work,
    body.sidebar-collapsed .philosophy,
    body.sidebar-collapsed .projects-page,
    body.sidebar-collapsed .team-header,
    body.sidebar-collapsed .team-members,
    body.sidebar-collapsed .ax-hero,
    body.sidebar-collapsed .ax-section,
    body.sidebar-collapsed .ax-quote,
    body.sidebar-collapsed .ax-chapternav,
    body.sidebar-collapsed .in-hero,
    body.sidebar-collapsed .in-section,
    body.sidebar-collapsed .in-quote,
    body.sidebar-collapsed .in-chapternav,
    body.sidebar-collapsed .sh-hero,
    body.sidebar-collapsed .sh-section,
    body.sidebar-collapsed .sh-quote,
    body.sidebar-collapsed .sh-chapternav,
    body.sidebar-collapsed .nx-hero,
    body.sidebar-collapsed .nx-section,
    body.sidebar-collapsed .nx-quote,
    body.sidebar-collapsed .nx-chapternav,
    body.sidebar-collapsed .cv-hero,
    body.sidebar-collapsed .cv-section,
    body.sidebar-collapsed .cv-quote,
    body.sidebar-collapsed .cv-chapternav,
    body.sidebar-collapsed .closing {
        margin-left: var(--sidebar-w-collapsed);
        transition: margin-left calc(.7s * var(--transition-scale)) cubic-bezier(.19, 1, .22, 1);
    }

    /* On the projects page and team page, .closing sits nested inside
   .projects-page / .team-page (which already shift for the sidebar),
   so its own margin-left above would double the offset. Cancel it out
   only in those contexts — this leaves .closing's margin-left intact
   for any page where it's used as a standalone top-level section instead. */
    .projects-page .closing,
    .team-page .closing,
    body.sidebar-collapsed .projects-page .closing,
    body.sidebar-collapsed .team-page .closing {
        margin-left: 0;
    }
}

@media (max-width: 1024px) {
    .sidebar-collapse-btn {
        display: none;
    }

    .sidebar-nav:not(.sidebar-nav-social) {
        padding-top: 0;
        margin-top: 0;
        border-top: none;
    }
}

/* ===========================
   Tablet + Mobile (hamburger + drawer)
=========================== */

@media (max-width: 1024px) {

    .navbar {
        display: grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
        height: 54px;
        padding: 0 14px;
    }

    .nav-mobile-left {
        display: flex;
        align-items: center;
    }

    .menu-btn {
        display: flex;
        width: 32px;
        height: 32px;
    }

    .menu-btn span:nth-child(1) {
        width: 16px;
    }

    .menu-btn span:nth-child(2) {
        width: 12px;
    }

    .menu-btn span:nth-child(3) {
        width: 16px;
    }

    .nav-left {
        display: flex;
        align-items: center;
        margin-left: 14px;
        justify-self: start;
    }

    .logo {
        margin: 0;
    }

    .logo img {
        height: 22px;
        margin-right: 8px;
    }

    .separator {
        display: none;
    }

    .team-name {
        margin-left: 0;
        font-size: .95rem;
        white-space: nowrap;
    }

    .nav-right {
        display: flex;
        align-items: center;
        justify-self: end;
        gap: 8px;
        margin-right: 0;
    }

    .contact-btn,
    .contact-svg {
        height: 32px;
        margin: 0;
    }

    .contact-btn {
        padding: 0 11px;
        font-size: .75rem;
    }

    .contact-svg {
        width: 32px;
    }

    .contact-svg svg {
        width: 15px;
        height: 15px;
    }
}

/* ===========================
   Desktop-only sidebar
=========================== */

@media (min-width: 1025px) {
    .sidebar {
        transform: translateX(0);
    }

    .sidebar-overlay {
        display: none;
    }
}

/* ===========================
   Very Small Phones
=========================== */

@media (max-width: 360px) {

    .navbar {
        padding: 0 8px;
    }

    .logo img {
        height: 18px;
        margin-right: 7px;
    }

    .team-name {
        margin-left: 0;
        font-size: .82rem;
    }

    .contact-btn {
        padding: 0 8px;
        font-size: .68rem;
    }

    .contact-btn,
    .contact-svg,
    .menu-btn {
        height: 28px;
    }

    .contact-svg,
    .menu-btn {
        width: 28px;
    }

    .menu-btn span {
        width: 12px;
    }

    .sidebar {
        width: 84vw;
    }
}

@keyframes slideInSidebar {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Load-in animation disabled — keeping it here in case we want it back later.
   Open/close (transform translateX via body.sidebar-open) is unaffected by this.
@media (min-width: 1025px) {
    .sidebar {
        animation: slideInSidebar .6s cubic-bezier(.19, 1, .22, 1) forwards;
        animation-delay: .12s;
    }
}
*/

body.sidebar-no-anim .sidebar,
body.sidebar-no-anim .cx-hero,
body.sidebar-no-anim .cx-correspond,
body.sidebar-no-anim .cx-compose,
body.sidebar-no-anim .cx-closing,
body.sidebar-no-anim .sidebar-link,
body.sidebar-no-anim .sidebar-link-text,
body.sidebar-no-anim .hero,
body.sidebar-no-anim .collab,
body.sidebar-no-anim .work,
body.sidebar-no-anim .philosophy,
body.sidebar-no-anim .projects-page,
body.sidebar-no-anim .team-header,
body.sidebar-no-anim .team-members,
body.sidebar-no-anim .closing {
    transition: none !important;
    animation: none !important;
}