/* Left menu (js/sidenav.js) and the animated page header (js/header-helix.js). */

:root {
    --sidenav-collapsed: 56px;
    --sidenav-expanded: 232px;
    --sidenav-bg: #081a3a;
    --sidenav-fg: #c7d4ea;
    --sidenav-accent: #5eead4;
}

body.has-sidenav {
    padding-left: var(--sidenav-collapsed);
}

#sidenav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 2000;
    width: var(--sidenav-collapsed);
    overflow: hidden;
    background: var(--sidenav-bg);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
    transition: width 0.22s ease, box-shadow 0.22s ease;
}

#sidenav.open {
    width: var(--sidenav-expanded);
    box-shadow: 8px 0 32px rgba(2, 8, 23, 0.35);
}

#sidenav .sidenav-toggle,
#sidenav a {
    display: flex;
    align-items: center;
    gap: 16px;
    width: 100%;
    height: 48px;
    padding: 0 17px;
    box-sizing: border-box;
    color: var(--sidenav-fg);
    white-space: nowrap;
}

#sidenav .sidenav-toggle {
    margin: 8px 0 12px;
    border: 0;
    background: none;
    cursor: pointer;
}

#sidenav ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

#sidenav svg {
    flex: none;
}

#sidenav span {
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.15s ease;
}

#sidenav.open span {
    opacity: 1;
    transition-delay: 0.06s;
}

#sidenav a:link,
#sidenav a:visited {
    color: var(--sidenav-fg);
}

#sidenav .sidenav-toggle:hover,
#sidenav a:hover,
#sidenav .sidenav-toggle:focus-visible,
#sidenav a:focus-visible {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.07);
    outline: none;
}

#sidenav a.active {
    color: var(--sidenav-accent);
    box-shadow: inset 3px 0 0 var(--sidenav-accent);
}

.sidenav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1999;
    background: rgba(2, 8, 23, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
}

.sidenav-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

/* Docked menu (a page with [data-sidenav-panel]): on wide screens it pushes the page over
   instead of covering it, so the page stays usable while it is open. */
@media (min-width: 900px) {
    body.has-sidenav.sidenav-docked {
        transition: padding-left 0.22s ease;
    }

    body.has-sidenav.sidenav-docked.sidenav-open {
        padding-left: var(--sidenav-expanded);
    }

    body.sidenav-docked #sidenav.open {
        box-shadow: none;
    }

    body.sidenav-docked .sidenav-backdrop {
        display: none;
    }
}

#sidenav.open {
    overflow-y: auto;
}

/* Page controls under the active menu item, shown only while the menu is open. */
#sidenav .sidenav-panel {
    width: var(--sidenav-expanded);
    padding: 4px 16px 16px 20px;
    box-sizing: border-box;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.15s ease, visibility 0s linear 0.15s;
    --sl-input-label-color: var(--sidenav-fg);
    --sl-input-label-color-hover: #ffffff;
}

#sidenav.open .sidenav-panel {
    visibility: visible;
    opacity: 1;
    transition-delay: 0.06s, 0s;
}

#sidenav .sidenav-panel span {
    opacity: 1;
}

#sidenav .sidenav-panel-heading {
    margin: 12px 0 8px;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #7f93b5;
}

#sidenav .sidenav-panel-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
}

#sidenav .sidenav-panel sl-checkbox {
    --size: 15px;
    white-space: normal;
}

#sidenav .sidenav-panel sl-checkbox::part(label) {
    color: var(--sidenav-fg);
    font-size: 13px;
    line-height: 1.3;
}

#sidenav .sidenav-panel sl-checkbox:hover::part(label) {
    color: #ffffff;
}

#sidenav .sidenav-panel-note {
    margin: 14px 0 0;
    font-size: 11px;
    color: #7f93b5;
}

/* Header: a DNA helix that unwinds into a price line. */
.hero {
    position: relative;
    height: 134px;
    overflow: hidden;
    background: radial-gradient(120% 140% at 70% 50%, #0f2f66 0%, #081a3a 55%, #050f24 100%);
}

.hero canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.hero-text {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 100%;
    padding: 0 32px;
    pointer-events: none;
}

.hero-kicker {
    font-size: 11px;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--sidenav-accent);
}

.hero-title {
    margin: 6px 0 4px;
    font-size: 30px;
    font-weight: 300;
    letter-spacing: 0.02em;
    color: #ffffff;
}

.hero-subtitle {
    font-size: 12px;
    letter-spacing: 0.08em;
    color: #93a6c6;
}

@media (max-width: 640px) {
    .hero {
        height: 96px;
    }

    .hero-text {
        padding: 0 16px;
    }

    .hero-title {
        font-size: 22px;
    }
}