/* Header and navigation base */
.site-header {
    position: fixed;
    z-index: 100;
    top: 0;
    right: 0;
    left: 0;
    padding: 17px 0;
    transition: padding 0.35s ease, background 0.35s ease, box-shadow 0.35s ease;
}

.site-header.is-scrolled,
.site-header.is-open {
    padding: 10px 0;
    background: rgba(248, 248, 248, 0.12);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(18px);
}

.site-header.is-open:not(.is-scrolled) {
    padding: 17px 0;
}

.header-shell {
    display: flex;
    width: 95%;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.brand-logo {
    display: inline-flex;
    width: 104px;
    aspect-ratio: 267 / 161;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    background: rgba(35, 31, 32, 0.72);
}

.brand-logo:hover {
    transform: translateY(-2px);
}

.brand-logo img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.phone-link {
    display: inline-flex;
    align-items: center;
    gap: 20px;
    color: #000;
    font-family: "Nyght Serif";
    font-size: 26px;
    font-style: normal;
    font-weight: 400;
    line-height: 36px;
    transition: color 0.3s ease, transform 0.3s ease;
}

.phone-link:hover {
    transform: translateY(-1px);
}

.phone-link .phone-icon {
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    object-fit: contain;
}

@media (max-width: 767px) {
    .phone-link {
        width: max-content;
        flex-shrink: 0;
        gap: 8px;
        font-size: 16px;
        line-height: 24px;
        white-space: nowrap;
    }

    .phone-link .phone-icon {
        width: 20px;
        height: 20px;
        flex-basis: 20px;
    }

    .menu-button,
    .menu-button .menu-icon {
        width: 44px;
        height: 44px;
    }
}

body[data-page="projects"] .site-header > .container .header-actions .phone-link,
body[data-page="blog"] .site-header > .container .header-actions .phone-link,
body[data-page="contact"] .site-header > .container .header-actions .phone-link,
body[data-page="project-details"] .site-header > .container .header-actions .phone-link {
    color: #fff;
}

body[data-not-found="true"] .site-header > .container .header-actions .phone-link {
    color: #000;
}

body[data-page="projects"] .site-header > .container .header-actions .phone-icon,
body[data-page="blog"] .site-header > .container .header-actions .phone-icon,
body[data-page="contact"] .site-header > .container .header-actions .phone-icon,
body[data-page="project-details"] .site-header > .container .header-actions .phone-icon {
    filter: invert(1);
}

body[data-page="projects"] .site-header.is-scrolled > .container .header-actions .phone-link,
body[data-page="blog"] .site-header.is-scrolled > .container .header-actions .phone-link,
body[data-page="contact"] .site-header.is-scrolled > .container .header-actions .phone-link,
body[data-page="project-details"] .site-header.is-scrolled > .container .header-actions .phone-link,
body[data-page="projects"] .site-header.is-open > .container .header-actions .phone-link,
body[data-page="blog"] .site-header.is-open > .container .header-actions .phone-link,
body[data-page="contact"] .site-header.is-open > .container .header-actions .phone-link,
body[data-page="project-details"] .site-header.is-open > .container .header-actions .phone-link {
    color: #000;
}

body[data-page="projects"] .site-header.is-scrolled > .container .header-actions .phone-icon,
body[data-page="blog"] .site-header.is-scrolled > .container .header-actions .phone-icon,
body[data-page="contact"] .site-header.is-scrolled > .container .header-actions .phone-icon,
body[data-page="project-details"] .site-header.is-scrolled > .container .header-actions .phone-icon,
body[data-page="projects"] .site-header.is-open > .container .header-actions .phone-icon,
body[data-page="blog"] .site-header.is-open > .container .header-actions .phone-icon,
body[data-page="contact"] .site-header.is-open > .container .header-actions .phone-icon,
body[data-page="project-details"] .site-header.is-open > .container .header-actions .phone-icon {
    filter: none;
}

body[data-page="projects"] .site-header > .container .header-actions .phone-link i,
body[data-page="projects"] .site-header > .container .header-actions .phone-link span,
body[data-page="blog"] .site-header > .container .header-actions .phone-link i,
body[data-page="blog"] .site-header > .container .header-actions .phone-link span,
body[data-page="contact"] .site-header > .container .header-actions .phone-link i,
body[data-page="contact"] .site-header > .container .header-actions .phone-link span,
body[data-page="project-details"] .site-header > .container .header-actions .phone-link i,
body[data-page="project-details"] .site-header > .container .header-actions .phone-link span {
    color: inherit;
}

.social-icons {
    display: flex;
    align-items: center;
    gap: 10px;
}

.social-icons a {
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.36);
    transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}

.social-icons a:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    background: transparent;
}

.social-icons img,
.social-icons i {
    width: 18px;
    height: 18px;
    display: grid;
    place-items: center;
    color: #000;
    font-size: 16px;
    line-height: 1;
}

.menu-button {
    position: relative;
    width: 57px;
    height: 57px;
    display: grid;
    place-content: center;
    border: 0;
    border-radius: 999px;
    background: transparent;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.menu-button .menu-icon {
    width: 57px;
    height: 57px;
    display: block;
    object-fit: contain;
    transition: transform 0.35s ease;
}

body[data-page="projects"] .site-header > .container .menu-button .menu-icon,
body[data-page="blog"] .site-header > .container .menu-button .menu-icon,
body[data-page="contact"] .site-header > .container .menu-button .menu-icon,
body[data-page="project-details"] .site-header > .container .menu-button .menu-icon {
    filter: invert(1);
}

body[data-not-found="true"] .site-header > .container .header-actions .phone-icon,
body[data-not-found="true"] .site-header > .container .menu-button .menu-icon {
    filter: none;
}

body[data-page="projects"] .site-header.is-scrolled > .container .menu-button .menu-icon,
body[data-page="blog"] .site-header.is-scrolled > .container .menu-button .menu-icon,
body[data-page="contact"] .site-header.is-scrolled > .container .menu-button .menu-icon,
body[data-page="project-details"] .site-header.is-scrolled > .container .menu-button .menu-icon,
body[data-page="projects"] .site-header.is-open > .container .menu-button .menu-icon,
body[data-page="blog"] .site-header.is-open > .container .menu-button .menu-icon,
body[data-page="contact"] .site-header.is-open > .container .menu-button .menu-icon,
body[data-page="project-details"] .site-header.is-open > .container .menu-button .menu-icon {
    filter: none;
}

.menu-button:hover .menu-icon {
    transform: scale(1.05);
}

.mobile-menu {
    position: fixed;
    z-index: 101;
    inset: 0;
    visibility: hidden;
    pointer-events: none;
}

.mobile-menu::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.22);
    opacity: 0;
    backdrop-filter: blur(0);
    transition: opacity 0.45s ease, backdrop-filter 0.45s ease;
}

.mobile-menu-panel {
    --menu-panel-inline: 5%;
    position: relative;
    width: 100%;
    display: grid;
    grid-template-rows: 72px minmax(0, 1fr) auto;
    min-height: 100dvh;
    max-height: 100dvh;
    overflow: hidden;
    padding: 18px var(--menu-panel-inline) 26px;
    transform: translateY(-100%);
    transition: transform 0.55s cubic-bezier(0.77, 0, 0.18, 1);
    border-left: 1px solid rgba(190, 143, 62, 0.22);
    box-shadow: -28px 0 80px rgba(0, 0, 0, 0.18);
    background:
        linear-gradient(180deg, rgba(248, 248, 248, 0.98), rgba(244, 238, 227, 0.98)),
        var(--bg);
}

.site-header.is-open .mobile-menu {
    visibility: visible;
    pointer-events: auto;
}

.site-header.is-open .mobile-menu-panel {
    transform: translateY(0);
}

.mobile-menu-top,
.mobile-menu-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
}

.mobile-menu-top {
    min-height: 72px;
    border-bottom: 1px solid rgba(190, 143, 62, 0.22);
}

.close-button {
    position: relative;
    width: 44px;
    height: 44px;
    display: grid;
    flex: 0 0 44px;
    place-items: center;
    border: 1px solid rgba(190, 143, 62, 0.55);
    border-radius: 999px;
    background: rgba(248, 248, 248, 0.72);
    box-shadow: 0 8px 22px rgba(35, 31, 32, 0.1);
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.32s ease, background 0.32s ease, border-color 0.32s ease, box-shadow 0.32s ease;
}

.close-button::before,
.close-button::after {
    content: '';
    position: absolute;
    top: 21px;
    left: 13px;
    width: 18px;
    height: 1.5px;
    border-radius: 999px;
    background: var(--primary);
}

.close-button::before {
    transform: rotate(45deg);
}

.close-button::after {
    transform: rotate(-45deg);
}

.mobile-nav {
    display: grid;
    align-self: center;
    gap: 0;
    width: 100%;
    max-height: 100%;
    margin: 0;
    overflow-x: hidden;
    overflow-y: auto;
    padding: 28px 0;
    scrollbar-width: none;
}

.mobile-nav::-webkit-scrollbar {
    display: none;
}

.mobile-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    font-family: var(--heading-font);
    font-size: 22px;
    line-height: 32px;
    transform: translateY(20px);
    transition: color 0.3s ease, transform 0.45s ease;
}

.site-header.is-open .mobile-nav a {
    transform: translateY(0);
}

.site-header.is-open .mobile-nav a:nth-child(1) {
    transition-delay: 0.12s;
}

.site-header.is-open .mobile-nav a:nth-child(2) {
    transition-delay: 0.17s;
}

.site-header.is-open .mobile-nav a:nth-child(3) {
    transition-delay: 0.22s;
}

.site-header.is-open .mobile-nav a:nth-child(4) {
    transition-delay: 0.27s;
}

.site-header.is-open .mobile-nav a:nth-child(5) {
    transition-delay: 0.32s;
}

.site-header.is-open .mobile-nav a:nth-child(6) {
    transition-delay: 0.37s;
}

.mobile-nav a:hover,
.mobile-nav a.active {
    color: var(--primary);
}

.mobile-nav em {
    font-family: var(--button-font);
    font-size: 12px;
    font-style: normal;
    line-height: 22px;
}

.mobile-menu-bottom {
    margin-top: 0;
    padding-top: 22px;
    border-top: 1px solid rgba(190, 143, 62, 0.22);
}

.phone-link.large {
    font-size: 16px;
    line-height: 26px;
}

@media (min-width: 768px) {
    .brand-logo {
        width: 150px;
        padding: 12px 18px;
    }

    .mobile-nav a {
        padding: 18px 0;
        font-size: 15px;
        line-height: 25px;
    }
}

@media (min-width: 768px) and (max-width: 1199px) {
    .phone-link {
        gap: 12px;
        font-size: 20px;
        line-height: 30px;
    }

    .phone-link .phone-icon {
        width: 24px;
        height: 24px;
        flex-basis: 24px;
    }
}

@media (min-width: 1200px) {
    .header-shell.container {
        width: 90%;
    }

    .site-header,
    .site-header.is-open:not(.is-scrolled) {
        padding: 29px 0;
    }

    .brand-logo {
        width: 210px;
        padding: 17px 28px;
    }

    .site-header.is-scrolled .brand-logo {
        width: 150px;
        padding: 12px 20px;
    }

    .site-header.is-scrolled .header-actions .phone-link {
        font-size: 20px;
        line-height: 26px;
    }

    .header-actions {
        gap: 34px;
    }

    .site-header:not(.is-scrolled) .header-actions .phone-link .phone-icon {
        width: 34px;
        height: 34px;
        flex-basis: 34px;
    }

    .site-header:not(.is-scrolled) .menu-button,
    .site-header:not(.is-scrolled) .menu-button .menu-icon {
        width: 68px;
        height: 68px;
    }

    .menu-button,
    .menu-button .menu-icon {
        width: 57px;
        height: 57px;
    }

    .mobile-menu-panel {
        height: 100vh;
        min-height: 100vh;
        max-height: 100vh;
        overflow: hidden;
        padding: 18px var(--menu-panel-inline) 26px;
    }

    .mobile-nav a {
        padding: 16px 0;
        font-size: 15px;
        line-height: 25px;
    }

    .mobile-menu-bottom {
        padding-top: 16px;
    }
}

.site-header.is-open .mobile-menu::before {
    opacity: 1;
    backdrop-filter: blur(4px);
}

.menu-panel-label {
    display: inline-flex;
    align-items: center;
    color: var(--primary);
    font-family: var(--button-font);
    font-size: 12px;
    line-height: 20px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.close-button:hover,
.close-button:focus-visible {
    transform: rotate(90deg) scale(0.96);
    border-color: var(--primary);
    background: var(--primary);
    box-shadow: 0 12px 30px rgba(190, 143, 62, 0.28);
}

.close-button:hover::before,
.close-button:hover::after,
.close-button:focus-visible::before,
.close-button:focus-visible::after {
    background: #fff;
}

.mobile-nav > a,
.mobile-project-group {
    position: relative;
    opacity: 0;
    transform: translateX(18px);
    transition:
        color 0.28s ease,
        opacity 0.45s ease,
        transform 0.55s cubic-bezier(0.22, 1, 0.36, 1),
        padding-left 0.28s ease;
}

.mobile-nav > a,
.mobile-project-group summary {
    display: grid;
    align-items: center;
    column-gap: 8px;
    padding: 13px 0;
    font-family: var(--body-font);
    font-size: 15px;
    font-weight: 500;
    line-height: 25px;
    letter-spacing: 0.6px;
    text-transform: uppercase;
}

.mobile-nav > a {
    grid-template-columns: minmax(0, 1fr);
}

.mobile-project-group summary {
    grid-template-columns: minmax(0, 1fr) 28px;
}

.mobile-nav > a:hover,
.mobile-nav > a:focus-visible,
.mobile-nav > a.active,
.mobile-project-group summary:hover,
.mobile-project-group summary:focus-visible,
.mobile-project-group summary.active {
    padding-left: 36px;
    color: var(--primary);
}

.mobile-project-group summary {
    position: relative;
    border-bottom: 1px solid var(--line);
    cursor: pointer;
    list-style: none;
    transition: color 0.28s ease, padding-left 0.28s ease;
}

.mobile-project-group summary::-webkit-details-marker {
    display: none;
}

.mobile-project-group summary::after {
    content: "+";
    grid-column: 2;
    justify-self: end;
    color: var(--primary);
    font-family: var(--button-font);
    font-size: 18px;
    line-height: 1;
}

.mobile-project-group[open] summary::after {
    content: "-";
}

.mobile-nav > a::before,
.mobile-project-group summary::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary);
    transform: translateY(-50%);
    transition: width 0.28s ease;
}

.mobile-nav > a:hover::before,
.mobile-nav > a:focus-visible::before,
.mobile-nav > a.active::before,
.mobile-project-group summary:hover::before,
.mobile-project-group summary:focus-visible::before,
.mobile-project-group summary.active::before {
    width: 24px;
}

.mobile-project-submenu {
    display: grid;
    gap: 0;
    padding: 4px 0 10px 18px;
}

.mobile-project-submenu a {
    padding: 8px 0;
    border-bottom: 0;
    color: rgba(0, 0, 0, 0.68);
    font-family: var(--body-font);
    font-size: 13px;
    font-weight: 500;
    line-height: 21px;
    letter-spacing: 0.4px;
    text-transform: uppercase;
    transition: color 0.25s ease, padding-left 0.25s ease;
}

.mobile-project-submenu a:hover,
.mobile-project-submenu a:focus-visible,
.mobile-project-submenu a.active {
    padding-left: 8px;
    color: var(--primary);
}

.site-header.is-open .mobile-nav > a,
.site-header.is-open .mobile-project-group {
    opacity: 1;
    transform: translateX(0);
}

.site-header.is-open .mobile-nav > :nth-child(1) {
    transition-delay: 0.08s;
}

.site-header.is-open .mobile-nav > :nth-child(2) {
    transition-delay: 0.13s;
}

.site-header.is-open .mobile-nav > :nth-child(3) {
    transition-delay: 0.18s;
}

.site-header.is-open .mobile-nav > :nth-child(4) {
    transition-delay: 0.23s;
}

.site-header.is-open .mobile-nav > :nth-child(5) {
    transition-delay: 0.28s;
}

.site-header.is-open .mobile-nav > :nth-child(6) {
    transition-delay: 0.33s;
}

.site-header.is-open .mobile-nav > :nth-child(7) {
    transition-delay: 0.38s;
}

.site-header.is-open .mobile-nav > :nth-child(8) {
    transition-delay: 0.43s;
}

@media (min-width: 768px) {
    .mobile-menu-panel {
        --menu-panel-inline: clamp(30px, 3.4vw, 48px);
        width: min(46vw, 600px);
        min-width: 400px;
        margin-left: auto;
        padding: 64px var(--menu-panel-inline) 28px;
        padding-right: 5vw;
        transform: translateX(100%);
    }

    .site-header.is-open .mobile-menu-panel {
        transform: translateX(0);
    }

    .mobile-nav > a,
    .mobile-project-group summary {
        padding: 12px 0;
        font-size: 15px;
        line-height: 25px;
    }
}

@media (min-width: 768px) and (max-width: 1199px) {
    .mobile-menu-panel {
        padding-top: 14px;
        padding-right: 2.5vw;
    }
}

@media (max-width: 767px) {
    .mobile-menu-panel {
        --menu-panel-inline: 2.5%;
        width: 100%;
        min-width: 0;
        padding: 14px var(--menu-panel-inline) max(22px, env(safe-area-inset-bottom));
        border-left: 0;
        box-shadow: none;
    }

    .mobile-nav {
        padding: 22px 0;
    }

    .mobile-nav > a,
    .mobile-project-group summary {
        padding: 11px 0;
        font-size: 14px;
        line-height: 24px;
    }

    .mobile-project-submenu a {
        font-size: 12px;
        line-height: 22px;
    }

    .phone-link.large {
        font-size: 14px;
        line-height: 24px;
    }

    .mobile-menu-bottom {
        flex-wrap: wrap;
    }
}

@media (min-width: 1200px) {
    .site-header:not(.is-scrolled) .mobile-menu-panel {
        padding-top: 57px;
    }

    .site-header.is-scrolled .mobile-menu-panel {
        padding-top: 19px;
    }

    .mobile-nav > a,
    .mobile-project-group summary {
        font-size: 16px;
        line-height: 26px;
    }

    .mobile-project-submenu a {
        font-size: 14px;
        line-height: 24px;
    }

}