/* ========================================================================== 
   Septaneuron Navbar
   Desktop: compact glass pill with text navigation.
   Mobile: compact glass panel with icon navigation and an expandable active item.
   ========================================================================== */

@font-face {
    font-family: 'Ethnocentric';
    src: url('../fonts/Ethnocentric-Regular.otf') format('opentype');
    font-style: normal;
    font-weight: 400;
    font-display: swap;
}

:root {
    --sn-bg: rgba(8, 16, 20, 0.72);
    --sn-bg-scrolled: rgba(5, 11, 14, 0.88);
    --sn-border: rgba(242, 246, 247, 0.18);
    --sn-border-scrolled: rgba(242, 246, 247, 0.24);
    --sn-text: #f2f6f7;
    --sn-text-muted: rgba(242, 246, 247, 0.78);
    --sn-cyan: #07c0cd;
    --sn-dark: #05080a;
    --sn-ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

.sn-nav {
    position: fixed;
    top: 32px;
    left: 50%;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 10px;
    width: min(640px, calc(100% - 32px));
    min-height: 56px;
    padding: 7px 8px 7px 16px;
    transform: translateX(-50%);
    border: 1px solid var(--sn-border);
    border-radius: 999px;
    background: var(--sn-bg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35), 0 16px 40px rgba(0, 0, 0, 0.35);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    backdrop-filter: blur(18px) saturate(160%);
    transition: transform 0.42s cubic-bezier(0.22, 1, 0.36, 1), background-color 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}


/* Hide navbar while scrolling down */

.sn-nav.is-hidden {
    transform: translate(-50%, calc(-100% - 28px));
    pointer-events: none;
}


/* Always show the navbar near the top */

@media (max-width: 720px) {
    .sn-nav.is-hidden {
        transform: translate(-50%, calc(-100% - 20px));
    }
}

@media (prefers-reduced-motion: reduce) {
    .sn-nav {
        transition: none;
    }
}

.sn-nav.is-scrolled {
    background: var(--sn-bg-scrolled);
    border-color: var(--sn-border-scrolled);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.42), 0 18px 44px rgba(0, 0, 0, 0.4);
}

.sn-nav__brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    flex: 0 0 auto;
    color: var(--sn-text);
    font-size: 15px;
    font-weight: 650;
    letter-spacing: 0.01em;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
}

.sn-nav__brand:focus-visible {
    outline: 2px solid var(--sn-cyan);
    outline-offset: 4px;
    border-radius: 4px;
}

.sn-nav__name {
    font-family: 'Ethnocentric', 'Söhne', 'Inter', sans-serif;
    color: var(--cyan);
    font-size: 0.8rem;
    padding-top: 5px;
    margin-left: 5px;
}

.sn-nav__mark {
    width: 50px;
    height: 50px;
    flex: 0 0 24px;
}

.sn-nav__logo {
    display: block;
    width: 140px;
    height: auto
}

.sn-dock {
    display: flex;
    align-items: center;
    gap: 3px;
    min-width: 0;
    margin-inline-start: auto;
    padding: 0 3px;
}

.sn-dock__item {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    height: 40px;
    padding: 0 10px;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--sn-text-muted);
    cursor: pointer;
    font: inherit;
    font-size: 13.5px;
    font-weight: 600;
    white-space: nowrap;
    transition: background-color 0.25s ease, color 0.25s ease, padding 0.35s var(--sn-ease), gap 0.35s var(--sn-ease), box-shadow 0.25s ease, transform 0.2s ease;
}

.sn-dock__item:hover,
.sn-dock__item:focus-visible {
    color: var(--sn-text);
}

.sn-dock__item:not(.is-active):hover {
    background: rgba(242, 246, 247, 0.09);
    transform: translateY(-1px);
}

.sn-dock__item:focus-visible,
.sn-nav__toggle:focus-visible,
.sn-nav__cta:focus-visible {
    outline: none;
    box-shadow: 0 0 0 2px var(--sn-dark), 0 0 0 4px var(--sn-cyan);
}

.sn-dock__icon-slot {
    display: none;
    align-items: center;
    justify-content: center;
    width: 19px;
    height: 19px;
    flex: 0 0 19px;
}

.sn-dock__icon-slot svg {
    display: block;
    width: 100%;
    height: 100%;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.7;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.sn-dock__label {
    overflow: hidden;
    max-width: none;
    opacity: 1;
    font-size: inherit;
    font-weight: inherit;
    white-space: nowrap;
}

.sn-dock__item.is-active {
    padding-inline: 16px;
    color: var(--sn-dark);
    background: var(--sn-cyan);
    box-shadow: 0 4px 18px rgba(0, 188, 212, 0.42);
}

.sn-dock__item.is-active:hover {
    background: #18c9df;
    transform: translateY(-1px);
}

.sn-nav__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    height: 40px;
    padding: 0 18px;
    border: 0;
    border-radius: 999px;
    background: #f2f6f7;
    color: var(--sn-dark);
    cursor: pointer;
    font: inherit;
    font-size: 13.5px;
    font-weight: 700;
    white-space: nowrap;
    transition: transform 0.18s ease, background-color 0.18s ease;
}

.sn-nav__cta:hover {
    background: #dce9eb;
    transform: translateY(-1px);
}

.sn-nav__toggle {
    display: none;
    align-items: center;
    justify-content: center;
    flex: 0 0 36px;
    width: 36px;
    height: 36px;
    padding: 0;
    border: 0;
    border-radius: 999px;
    background: transparent;
    color: var(--sn-text);
    cursor: pointer;
}


/* .sn-nav__toggle:hover {
    background: rgba(242, 246, 247, 0.1);
} */

.sn-nav__toggle svg {
    width: 18px;
    height: 18px;
}


/* Keep fixed navigation from covering section headings after smooth scrolling. */

[id] {
    scroll-margin-top: 112px;
}

@media (max-width: 720px) {
    .sn-nav {
        top: 18px;
        width: calc(100% - 24px);
        min-height: 0;
        padding: 5px 8px 5px 14px;
        flex-wrap: wrap;
        border-radius: 34px;
    }
    .sn-nav__brand {
        min-height: 36px;
        margin-top: 10px;
    }
    .sn-nav__toggle {
        display: inline-flex;
        margin-inline-start: auto;
    }
    .sn-nav__logo {
        height: 24px
    }
    .sn-dock {
        order: 3;
        width: 100%;
        justify-content: space-between;
        gap: 2px;
        margin-inline-start: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        pointer-events: none;
        transition: max-height 0.28s ease, opacity 0.2s ease, margin-top 0.28s ease;
    }
    .sn-nav.is-open .sn-dock {
        max-height: 48px;
        margin-top: 6px;
        opacity: 1;
        pointer-events: auto;
    }
    .sn-dock__item {
        width: auto;
        min-width: 42px;
        height: 38px;
        padding-inline: 10px;
    }
    .sn-dock__item:not(.is-active):hover {
        transform: none;
    }
    .sn-dock__icon-slot {
        display: inline-flex;
    }
    .sn-dock__label {
        max-width: 0;
        opacity: 0;
        transition: max-width 0.35s var(--sn-ease), opacity 0.22s ease 0.04s;
    }
    .sn-dock__item.is-active {
        gap: 7px;
        padding-inline: 13px;
    }
    .sn-dock__item.is-active .sn-dock__label {
        max-width: 140px;
        opacity: 1;
    }
    .sn-nav__cta {
        display: none;
        order: 4;
        width: 100%;
        height: 38px;
        margin-top: 4px;
    }
    .sn-nav.is-open .sn-nav__cta {
        display: inline-flex;
    }
    [id] {
        scroll-margin-top: 96px;
    }
}

@media (max-width: 360px) {
    .sn-nav {
        width: calc(100% - 16px);
        padding-left: 10px;
        padding-right: 6px;
    }
    .sn-nav__brand {
        font-size: 14px;
    }
    .sn-dock__item {
        min-width: 38px;
        padding-inline: 8px;
    }
    .sn-dock__item.is-active {
        padding-inline: 10px;
    }
}

@media (max-height: 800px) and (min-width: 721px) {
    .sn-nav {
        top: 22px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sn-nav,
    .sn-dock,
    .sn-dock__item,
    .sn-dock__label,
    .sn-nav__cta {
        transition: none;
    }
}


/* Remove browser link underlines from navbar items */

.sn-nav__brand,
.sn-nav__brand:hover,
.sn-nav__brand:focus,
.sn-dock__item,
.sn-dock__item:hover,
.sn-dock__item:focus,
.sn-nav__cta,
.sn-nav__cta:hover,
.sn-nav__cta:focus {
    text-decoration: none;
}

.sn-nav__mark {
    width: 24px;
    height: 24px;
    flex: 0 0 24px;
    display: block;
    object-fit: contain;
}


/* Animated hamburger icon */

.sn-menu-icon {
    position: relative;
    display: flex;
    width: 20px;
    height: 18px;
    flex-direction: column;
    justify-content: space-between;
    margin-top: 10px;
}

.sn-menu-icon span {
    display: block;
    width: 100%;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    transform-origin: center;
    transition: transform 0.28s ease, opacity 0.2s ease, width 0.28s ease;
}


/* Open state: hamburger becomes X */

.sn-nav.is-open .sn-menu-icon span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.sn-nav.is-open .sn-menu-icon span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.sn-nav.is-open .sn-menu-icon span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 720px) {
    .sn-nav.is-open {
        border-radius: 24px;
    }
    .sn-nav.is-open .sn-dock {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 4px;
        width: 100%;
        max-height: 320px;
        margin-top: 10px;
        opacity: 1;
        pointer-events: auto;
        overflow: visible;
    }
    .sn-nav.is-open .sn-dock__item {
        display: flex;
        align-items: center;
        justify-content: flex-start;
        width: 100%;
        min-height: 42px;
        gap: 12px;
        padding: 10px 14px;
        border-radius: 999px;
        text-align: left;
    }
    .sn-nav.is-open .sn-dock__icon-slot {
        display: inline-flex;
        width: 20px;
        height: 20px;
        flex: 0 0 20px;
    }
    .sn-nav.is-open .sn-dock__label {
        display: inline-block;
        max-width: none;
        opacity: 1;
        overflow: visible;
    }
    .sn-nav.is-open .sn-dock__item.is-active {
        gap: 12px;
        padding-inline: 14px;
    }
    .sn-nav.is-open .sn-nav__cta {
        display: inline-flex;
        width: 100%;
        margin-top: 8px;
    }
}


/* Page-to-page transition */


/* 
body {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
} */


/* Skeleton page transition overlay */

.sn-page-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: grid;
    place-items: center;
    padding: 24px;
    background: radial-gradient( circle at 50% 35%, rgba(0, 188, 212, 0.12), transparent 38%), #05080a;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.28s ease, visibility 0.28s ease;
}

.sn-page-loader.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.sn-page-loader__content {
    width: min(440px, 100%);
    text-align: center;
}

.sn-page-loader__logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 28px;
    object-fit: contain;
    animation: sn-loader-pulse 1.2s ease-in-out infinite;
}

.sn-page-loader__line {
    width: 100%;
    height: 10px;
    margin: 10px 0;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(242, 246, 247, 0.08);
}

.sn-page-loader__line--short {
    width: 62%;
    margin-left: auto;
    margin-right: auto;
}

.sn-page-loader__line::after {
    display: block;
    width: 45%;
    height: 100%;
    content: "";
    border-radius: inherit;
    background: linear-gradient( 90deg, transparent, rgba(0, 188, 212, 0.75), transparent);
    animation: sn-loader-shimmer 1.15s ease-in-out infinite;
}

.sn-page-loader__label {
    margin-top: 22px;
    color: rgba(242, 246, 247, 0.58);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

@keyframes sn-loader-shimmer {
    from {
        transform: translateX(-120%);
    }
    to {
        transform: translateX(230%);
    }
}

@keyframes sn-loader-pulse {
    0%,
    100% {
        opacity: 0.6;
        transform: scale(0.94);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}

@media (prefers-reduced-motion: reduce) {
    .sn-page-loader,
    .sn-page-loader__logo,
    .sn-page-loader__line::after {
        animation: none;
        transition: none;
    }
}