/* --- NEW HEADER COMPONENT STYLES --- */
:root {
  --bg: #FFFFFF;
  --ink: #060507;
  --muted: #5D5257;
  --nav-outline: rgba(6, 5, 7, 0.12);
  --pill-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  --pill-shadow-hover: 0 10px 28px rgba(0, 0, 0, 0.1);
  --radius-pill: 9999px;
  --focus-outline-color: rgba(6, 5, 7, 0.35);
}

/* --- Base Header Layout --- */
.site-header {
    position: sticky;
    top: 0; /* Stick to the very top */
    z-index: 50;
    padding: 0 24px; /* Mobile-first padding */
    transition: box-shadow 0.3s ease, background-color 0.3s ease;
}

.site-header.is-scrolling {
    background-color: rgba(255, 255, 255, 0.65); /* Lower opacity for more blur visibility */
    backdrop-filter: blur(16px); /* Increased blur radius */
    -webkit-backdrop-filter: blur(16px); /* For Safari */
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.06);
}

.header-container {
    max-width: 1240px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    padding-bottom: 10px;
}

/* --- Brand Mark (Left) --- */
.brand-mark {
    display: grid;
    place-items: center;
    min-width: 44px;
    min-height: 44px;
    text-decoration: none;
}

.brand-mark img {
    height: 50px; /* Control logo size */
    width: auto;
}

/* --- Primary Navigation (Desktop) --- */
.primary-nav {
    display: none; /* Hidden on mobile */
    background: var(--bg);
    border: 1.5px solid var(--nav-outline);
    border-radius: var(--radius-pill);
    box-shadow: var(--pill-shadow);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    height: 48px;
}

.nav-list {
    display: flex;
    align-items: center;
    list-style: none;
    padding: 0 20px;
    margin: 0;
    height: 100%;
}

.nav-list a {
    display: flex;
    align-items: center;
    height: 48px;
    padding: 0 28px; /* Half of the doubled gap */
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
    position: relative;
    transition: opacity 0.2s ease;
}

.nav-list a:hover {
    opacity: 0.9;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 28px;
    right: 28px;
    height: 2px;
    background-color: var(--ink);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-list a:hover::after,
.nav-list a[aria-current="page"]::after {
    transform: scaleX(1);
}

.nav-list a[aria-current="page"] {
    font-weight: 700;
}

/* --- Header Actions (Right) --- */
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px; /* Mobile height */
    padding: 0 28px; /* Wider mobile padding */
    border-radius: var(--radius-pill);
    background-color: var(--ink);
    color: var(--bg);
    font-size: 14px; /* Smaller text */
    font-weight: 600;
    text-decoration: none;
    box-shadow: var(--pill-shadow);
    transition: transform 0.4s ease, box-shadow 0.4s ease, background-color 0.4s ease, color 0.4s ease;
}

.contact-pill:hover {
    transform: translateY(-1px);
    box-shadow: var(--pill-shadow-hover);
    background-color: #FDDD3C; /* Hive Yellow */
    color: var(--ink); /* Black text on hover */
}

/* --- Hamburger --- */
.hamburger-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 20px;
    height: 16px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.hamburger-line {
    width: 100%;
    height: 3px;
    background-color: var(--ink);
    border-radius: 2px;
}

/* --- Mobile Nav Sheet --- */
.mobile-nav-sheet {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-nav-sheet.is-open {
    opacity: 1;
    visibility: visible;
}

.mobile-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
}

.mobile-nav li {
    margin-bottom: 24px; /* Increased spacing */
}

.mobile-nav a {
    display: inline-block;
    padding: 12px 32px;
    border: 1.5px solid rgba(0, 0, 0, 0.1);
    border-radius: 9999px;
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.mobile-nav a:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.close-nav-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    font-size: 40px;
    line-height: 1;
    color: var(--ink);
    cursor: pointer;
}

/* --- Focus States --- */
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--focus-outline-color);
    outline-offset: 2px;
    border-radius: 4px; /* Make focus more apparent */
}
.contact-pill:focus-visible {
    outline-color: white; /* Better contrast on dark bg */
}

/* --- Tablet & Desktop Styles --- */
@media (min-width: 1024px) {
    .site-header {
        top: 0; /* Stick to the very top */
        padding: 0 64px;
    }
    .primary-nav {
        display: block;
        transform: translateX(40px); /* Nudge the nav to the right */
    }
    .hamburger-btn {
        display: none;
    }
    .contact-pill {
        height: 48px;
        padding: 0 32px; /* Wider desktop padding */
    }
}

/* --- Tablet-only for padding --- */
@media (min-width: 768px) and (max-width: 1023px) {
    .site-header {
        padding: 0 40px;
    }
}

/* --- Body scroll lock --- */
body.no-scroll {
    overflow: hidden;
}

/* --- Theme Switch --- */
.theme-switch {
    display: inline-block;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.theme-switch__input {
    display: none;
}

.theme-switch__track {
    display: flex;
    align-items: center;
    width: 52px;
    height: 28px;
    border-radius: 9999px;
    background-color: #e9e9ea;
    transition: background-color 0.3s ease;
    position: relative;
}

.theme-switch__thumb {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: #ffffff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transform: translateX(3px);
    transition: transform 0.3s ease-in-out;
    overflow: hidden;
}

.theme-switch__icon {
    width: 14px;
    height: 14px;
    color: #fddd3c; /* Sun color */
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.theme-switch__icon--moon {
    opacity: 0;
    transform: translateX(10px);
}

/* --- Checked State --- */
.theme-switch__input:checked + .theme-switch__track {
    background-color: #34323d;
}

.theme-switch__input:checked + .theme-switch__track .theme-switch__thumb {
    transform: translateX(27px);
}

.theme-switch__input:checked + .theme-switch__track .theme-switch__icon--sun {
    opacity: 0;
    transform: translateX(-10px);
}

.theme-switch__input:checked + .theme-switch__track .theme-switch__icon--moon {
    opacity: 1;
    transform: translateX(0);
    color: #8b5cf6; /* Moon color */
}