/* ==========================================================
   SITE HEADER
========================================================== */

.site-header {
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    width: 100%;
    padding: 18px 24px 0;
    pointer-events: none;
    transform: translateY(-12px);
    opacity: 0;
    animation: headerEntrance 800ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes headerEntrance {
    to {
        transform: translateY(0);
        opacity: 1;
    }
}


.site-header__shell {
    position: relative;
    width: min(100%, var(--container-width));
    margin-inline: auto;
    pointer-events: auto;
    border: 1px solid transparent;
    border-radius: var(--radius-large);
    transition:
        background-color var(--transition-smooth),
        border-color var(--transition-smooth),
        box-shadow var(--transition-smooth),
        transform var(--transition-smooth);
}


.site-header.is-scrolled .site-header__shell,
.site-header.is-menu-open .site-header__shell {
    background: rgba(255, 255, 255);
    border-color: rgba(229, 231, 235, 0.88);
    box-shadow: var(--shadow-header);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    backdrop-filter: blur(18px) saturate(160%);
}


.site-header__inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    min-height: 72px;
    padding: 8px 10px 8px 20px;
}



/* ==========================================================
   LOGO
========================================================== */

.site-header__brand {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-width: 0;
}


.site-header__brand .custom-logo-link {
    display: inline-flex;
    align-items: center;
    transition:
        opacity var(--transition-fast),
        transform var(--transition-smooth);
}


.site-header__brand .custom-logo-link:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}


.site-header__brand .custom-logo {
    width: auto;
    max-width: 180px;
    height: 38px;
    object-fit: contain;
}


.site-header__brand-name {
    display: inline-flex;
    align-items: center;
    color: var(--color-primary);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.04em;
    transition:
        color var(--transition-fast),
        transform var(--transition-smooth);
}


.site-header__brand-name:hover {
    color: var(--color-primary-hover);
    transform: translateY(-1px);
}



/* ==========================================================
   DESKTOP NAVIGATION
========================================================== */

.site-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
}


.site-navigation__list,
.site-navigation__list ul {
    margin: 0;
    padding: 0;
    list-style: none;
}


.site-navigation__list {
    display: flex;
    align-items: center;
    gap: 3px;
}


.site-navigation__list > li {
    position: relative;
}


.site-navigation__list > li > a {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 42px;
    padding: 0 15px;
    color: #374151;
    font-size: 14px;
    font-weight: 550;
    letter-spacing: -0.01em;
    text-decoration: none;
    transition:
        color var(--transition-fast),
        transform var(--transition-smooth);
}


.site-navigation__list > li > a:hover,
.site-navigation__list > li.current-menu-item > a,
.site-navigation__list > li.current-menu-ancestor > a {
    color: var(--color-heading);
}


.site-navigation__list > li > a::after {
    content: "";
    position: absolute;
    left: 15px;
    right: 15px;
    bottom: 9px;
    height: 1.5px;
    background: linear-gradient(
        90deg,
        var(--color-primary),
        var(--color-primary-hover)
    );
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .35s cubic-bezier(.22,.61,.36,1);
}


.site-navigation__list > li > a:hover::after,
.site-navigation__list > li.current-menu-item > a::after,
.site-navigation__list > li.current-menu-ancestor > a::after {
    transform: scaleX(1);
}



/* ==========================================================
   DESKTOP DROPDOWN MENUS
========================================================== */

.site-navigation__list .sub-menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    z-index: 20;
    width: 292px;
    margin: 0;
    padding: 10px;
    visibility: hidden;
    border: 1px solid rgba(229, 231, 235, 0.92);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow:
        0 18px 45px rgba(17, 24, 39, 0.08),
        0 4px 12px rgba(17, 24, 39, 0.04);
    opacity: 0;
    transform: translate(-50%, -5px);
    transform-origin: top center;
    transition:
        opacity 220ms ease,
        transform 280ms cubic-bezier(0.16, 1, 0.3, 1),
        visibility 220ms ease;
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
}


.site-navigation__list li:hover > .sub-menu,
.site-navigation__list li:focus-within > .sub-menu {
    visibility: visible;
    opacity: 1;
    transform: translate(-50%, 0);
}


.site-navigation__list .sub-menu li {
    width: 100%;
}


.site-navigation__list .sub-menu a {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 43px;
    padding: 9px 12px;
    border-radius: 9px;
    color: #4b5563;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.01em;
    text-decoration: none;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast),
        transform var(--transition-smooth);
}


.site-navigation__list .sub-menu a:hover,
.site-navigation__list .sub-menu .current-menu-item > a {
    background: var(--color-background-secondary);
    color: var(--color-heading);
    transform: translateX(2px);
}



/* ==========================================================
   HEADER CALL
========================================================== */

.site-header__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
}


.header-call {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    color: var(--color-heading);
    text-decoration: none;
    transition:
        color var(--transition-fast),
        transform var(--transition-smooth);
}


.header-call:hover {
    color: var(--color-primary);
    transform: translateY(-1px);
}


.header-call__icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    color: var(--color-primary);
}


.header-call__phone {
    position: relative;
    z-index: 2;
    width: 27px;
    height: 27px;
    transform-origin: 45% 70%;
}


.header-call__content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    line-height: 1;
}


.header-call__label {
    color: var(--color-paragraph);
    font-size: 10px;
    font-weight: 650;
    line-height: 1.2;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}


.header-call__number {
    color: var(--color-heading);
    font-size: 14px;
    font-weight: 650;
    line-height: 1.2;
    letter-spacing: -0.015em;
    transition: color var(--transition-fast);
}


.header-call:hover .header-call__number {
    color: var(--color-primary);
}


.header-call__rings {
    position: absolute;
    inset: 0;
    pointer-events: none;
}


.header-call__rings span {
    position: absolute;
    border-top: 1.8px solid currentColor;
    border-right: 1.8px solid currentColor;
    border-radius: 0 100% 0 0;
    opacity: 0;
}


.header-call__rings span:nth-child(1) {
    top: 5px;
    right: 2px;
    width: 8px;
    height: 8px;
}


.header-call__rings span:nth-child(2) {
    top: 1px;
    right: -2px;
    width: 14px;
    height: 14px;
}


.header-call__phone {
    animation: headerPhoneEntrance 650ms 950ms ease;
}


.header-call__rings span:nth-child(1) {
    animation: headerRingEntrance 700ms 1000ms ease;
}


.header-call__rings span:nth-child(2) {
    animation: headerRingEntrance 700ms 1120ms ease;
}


@keyframes headerPhoneEntrance {
    0%,
    100% {
        transform: rotate(0);
    }

    25% {
        transform: rotate(7deg);
    }

    50% {
        transform: rotate(-5deg);
    }

    75% {
        transform: rotate(3deg);
    }
}


@keyframes headerRingEntrance {
    0% {
        opacity: 0;
        transform: scale(.65);
    }

    35% {
        opacity: .9;
    }

    100% {
        opacity: 0;
        transform: scale(1.15);
    }
}


.header-call:hover .header-call__phone {
    animation: headerPhoneHover 500ms ease;
}


.header-call:hover .header-call__rings span:nth-child(1) {
    animation: headerRingHover 600ms ease;
}


.header-call:hover .header-call__rings span:nth-child(2) {
    animation: headerRingHover 600ms 80ms ease;
}


@keyframes headerPhoneHover {
    0%,
    100% {
        transform: rotate(0);
    }

    30% {
        transform: rotate(7deg);
    }

    65% {
        transform: rotate(-5deg);
    }
}


@keyframes headerRingHover {
    0% {
        opacity: 0;
        transform: scale(.7);
    }

    35% {
        opacity: .85;
    }

    100% {
        opacity: 0;
        transform: scale(1.2);
    }
}



/* ==========================================================
   MOBILE LATCH TOGGLE
========================================================== */

.site-header__toggle {
    display: none;
    width: 46px;
    height: 46px;
    padding: 0;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(229, 231, 235, 0.9);
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.72);
    color: var(--color-heading);
    transition:
        color var(--transition-fast),
        border-color var(--transition-fast),
        background-color var(--transition-fast),
        box-shadow var(--transition-smooth),
        transform var(--transition-smooth);
}


.site-header__toggle:hover {
    color: var(--color-primary);
    border-color: rgba(73, 106, 249, 0.28);
    background: #ffffff;
    box-shadow: 0 7px 20px rgba(17, 24, 39, 0.07);
    transform: translateY(-1px);
}


.site-header__toggle:active {
    transform: scale(0.97);
}


.nav-latch {
    width: 27px;
    height: 27px;
    overflow: visible;
}


.nav-latch__top,
.nav-latch__bottom,
.nav-latch__slot,
.nav-latch__mechanism {
    transform-box: fill-box;
    transform-origin: center;
}


.nav-latch__top {
    transition:
        transform 440ms cubic-bezier(0.16, 1, 0.3, 1),
        opacity 260ms ease;
}


.nav-latch__bottom {
    transition:
        transform 440ms cubic-bezier(0.16, 1, 0.3, 1);
}


.nav-latch__slot {
    transition:
        transform 360ms cubic-bezier(0.16, 1, 0.3, 1),
        opacity 240ms ease;
}


.nav-latch__mechanism {
    transition:
        transform 440ms cubic-bezier(0.16, 1, 0.3, 1);
}


.site-header.is-menu-open .site-header__toggle {
    color: var(--color-primary);
    border-color: rgba(73, 106, 249, 0.34);
    background: rgba(255, 255, 255, 0.96);
}


.site-header.is-menu-open .nav-latch__mechanism {
    transform: translateY(1px) rotate(38deg);
}


.site-header.is-menu-open .nav-latch__top {
    transform: translateY(-3px);
}


.site-header.is-menu-open .nav-latch__bottom {
    transform: translateY(1.5px);
}


.site-header.is-menu-open .nav-latch__slot {
    opacity: 0.45;
    transform: translateY(-1px);
}


.site-header__toggle:hover .nav-latch__mechanism {
    transform: rotate(5deg);
}


.site-header.is-menu-open
.site-header__toggle:hover
.nav-latch__mechanism {
    transform: translateY(1px) rotate(38deg);
}


@media (max-width: 1024px) {
    .site-header__toggle {
        display: flex;
    }
}


@media (max-width: 640px) {
    .site-header__toggle {
        width: 44px;
        height: 44px;
        border-radius: 10px;
    }

    .nav-latch {
        width: 35px;
        height: 35px;
    }
}


@media (prefers-reduced-motion: reduce) {
    .nav-latch__top,
    .nav-latch__bottom,
    .nav-latch__slot,
    .nav-latch__mechanism {
        transition: none;
    }

    .site-header.is-menu-open .mobile-navigation__call-icon svg {
        animation: none;
    }
}



/* ==========================================================
   MOBILE NAVIGATION
========================================================== */

.mobile-navigation {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-rows: 0fr;
    visibility: hidden;
    opacity: 0;
    transition:
        grid-template-rows var(--transition-premium),
        opacity var(--transition-smooth),
        visibility var(--transition-smooth);
}


.site-header.is-menu-open .mobile-navigation {
    grid-template-rows: 1fr;
    visibility: visible;
    opacity: 1;
}


.mobile-navigation__inner {
    min-height: 0;
    overflow: hidden;
    padding-inline: 10px;
    transition: padding-bottom var(--transition-premium);
}


.site-header.is-menu-open .mobile-navigation__inner {
    padding-bottom: 14px;
}


.mobile-navigation__list,
.mobile-navigation__list ul {
    margin: 0;
    padding: 0;
    list-style: none;
}


.mobile-navigation__list {
    display: flex;
    flex-direction: column;
    padding: 8px 4px 14px;
    border-top: 1px solid rgba(229, 231, 235, 0.86);
}


.mobile-navigation__list > li {
    opacity: 0;
    transform: translateY(-8px);
    transition:
        opacity var(--transition-smooth),
        transform var(--transition-premium);
}


.site-header.is-menu-open .mobile-navigation__list > li {
    opacity: 1;
    transform: translateY(0);
}


.site-header.is-menu-open .mobile-navigation__list > li:nth-child(1) {
    transition-delay: 60ms;
}


.site-header.is-menu-open .mobile-navigation__list > li:nth-child(2) {
    transition-delay: 100ms;
}


.site-header.is-menu-open .mobile-navigation__list > li:nth-child(3) {
    transition-delay: 140ms;
}


.site-header.is-menu-open .mobile-navigation__list > li:nth-child(4) {
    transition-delay: 180ms;
}


.site-header.is-menu-open .mobile-navigation__list > li:nth-child(5) {
    transition-delay: 220ms;
}


.site-header.is-menu-open .mobile-navigation__list > li:nth-child(6) {
    transition-delay: 260ms;
}


.mobile-navigation__list > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 54px;
    padding: 0 14px;
    border-radius: 12px;
    color: var(--color-heading);
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.025em;
    transition:
        background-color var(--transition-fast),
        color var(--transition-fast),
        transform var(--transition-smooth);
}


.mobile-navigation__list > li > a:hover,
.mobile-navigation__list > li.current-menu-item > a {
    background: var(--color-background-secondary);
    color: var(--color-primary);
    transform: translateX(2px);
}



/* ==========================================================
   MOBILE SUBMENU / ACCORDION
========================================================== */

.mobile-navigation__list > .menu-item-has-children {
    position: relative;
}


.mobile-navigation__list > .menu-item-has-children > a {
    padding-right: 58px;
}


.mobile-navigation__submenu-toggle {
    position: absolute;
    top: 5px;
    right: 7px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    cursor: pointer;
    border: 0;
    border-radius: 10px;
    background: transparent;
    color: #6b7280;
    transition:
        color var(--transition-fast),
        background-color var(--transition-fast);
}


.mobile-navigation__submenu-toggle:hover,
.mobile-navigation__submenu-toggle:focus-visible {
    background: var(--color-background-secondary);
    color: var(--color-primary);
}


.mobile-navigation__submenu-toggle svg {
    width: 17px;
    height: 17px;
    transition: transform 300ms cubic-bezier(0.16, 1, 0.3, 1);
}


.mobile-navigation__list .sub-menu {
    position: static;
    width: auto;
    max-height: 0;
    margin: 0 8px 0 18px;
    padding: 0 0 0 16px;
    visibility: visible;
    overflow: hidden;
    border: 0;
    border-left: 1px solid rgba(229, 231, 235, 0.95);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    opacity: 0;
    transform: none;
    transition:
        max-height 420ms cubic-bezier(0.16, 1, 0.3, 1),
        opacity 220ms ease,
        padding 320ms cubic-bezier(0.16, 1, 0.3, 1);
}


.mobile-navigation__list
.menu-item-has-children.is-submenu-open
> .sub-menu {
    max-height: 430px;
    padding-top: 4px;
    padding-bottom: 12px;
    opacity: 1;
}


.mobile-navigation__list
.menu-item-has-children.is-submenu-open
> .mobile-navigation__submenu-toggle
svg {
    transform: rotate(180deg);
}


.mobile-navigation__list .sub-menu li {
    margin: 0;
}


.mobile-navigation__list .sub-menu a {
    display: block;
    min-height: auto;
    padding: 9px 10px;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    color: var(--color-paragraph);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.45;
    letter-spacing: -0.01em;
    transform: none;
    transition:
        color var(--transition-fast),
        transform var(--transition-smooth);
}


.mobile-navigation__list .sub-menu a:hover,
.mobile-navigation__list .sub-menu .current-menu-item > a {
    background: transparent;
    color: var(--color-primary);
    transform: translateX(2px);
}



/* ==========================================================
   MOBILE MENU CALL ACTION
========================================================== */

.mobile-navigation__contact {
    padding: 2px 4px 4px;
    opacity: 0;
    transform: translateY(10px);
    transition:
        opacity 280ms ease,
        transform 420ms cubic-bezier(0.16, 1, 0.3, 1);
}


.site-header.is-menu-open .mobile-navigation__contact {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 290ms;
}


.mobile-navigation__call {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 66px;
    padding: 10px 12px;
    border: 1px solid rgba(73, 106, 249, 0.16);
    border-radius: 13px;
    background: rgba(73, 106, 249, 0.06);
    color: var(--color-heading);
    text-decoration: none;
    transition:
        background-color var(--transition-fast),
        border-color var(--transition-fast),
        box-shadow var(--transition-smooth),
        transform var(--transition-smooth);
}


.mobile-navigation__call:hover,
.mobile-navigation__call:focus-visible {
    border-color: rgba(73, 106, 249, 0.28);
    background: rgba(73, 106, 249, 0.095);
    box-shadow: 0 8px 22px rgba(73, 106, 249, 0.08);
    transform: translateY(-1px);
}


.mobile-navigation__call-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-right: 12px;
    flex: 0 0 42px;
    border-radius: 11px;
    background: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 5px 14px rgba(73, 106, 249, 0.20);
}


.mobile-navigation__call-icon svg {
    width: 21px;
    height: 21px;
    transform-origin: 45% 70%;
}


.site-header.is-menu-open .mobile-navigation__call-icon svg {
    animation: mobileMenuPhoneWiggle 620ms 430ms ease;
}


@keyframes mobileMenuPhoneWiggle {
    0%,
    100% {
        transform: rotate(0);
    }

    28% {
        transform: rotate(7deg);
    }

    56% {
        transform: rotate(-5deg);
    }

    78% {
        transform: rotate(3deg);
    }
}


.mobile-navigation__call-copy {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}


.mobile-navigation__call-label {
    color: var(--color-heading);
    font-size: 14px;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}


.mobile-navigation__call-number {
    color: var(--color-primary);
    font-size: 12px;
    font-weight: 650;
    line-height: 1.15;
    letter-spacing: 0.01em;
}


.mobile-navigation__call-arrow {
    width: 20px;
    height: 20px;
    margin-left: 10px;
    flex: 0 0 20px;
    color: var(--color-primary);
    transition: transform var(--transition-smooth);
}


.mobile-navigation__call:hover .mobile-navigation__call-arrow,
.mobile-navigation__call:focus-visible .mobile-navigation__call-arrow {
    transform: translateX(3px);
}



/* ==========================================================
   RESPONSIVE
========================================================== */

@media (max-width: 1024px) {

    .site-header {
        padding-inline: 18px;
    }


    .site-header__inner {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        column-gap: 8px;
        min-height: 68px;
        padding-left: 18px;
    }


    .site-navigation,
    .site-header__actions {
        display: none;
    }


    .site-header__toggle {
        display: flex;
    }

}


@media (max-width: 640px) {

    .site-header {
        padding: 10px 10px 0;
    }


    .site-header__shell {
        border-radius: 18px;
    }


    .site-header__inner {
        min-height: 62px;
        padding: 7px 8px 7px 15px;
    }


    .site-header__brand .custom-logo {
        max-width: 150px;
        height: 34px;
    }


    .site-header__brand-name {
        font-size: 20px;
    }


    .site-header__toggle {
        width: 44px;
        height: 44px;
    }

}



/* ==========================================================
   REDUCED MOTION
========================================================== */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

}