/* ==========================================================================
   Header — Floating Pill-Shaped Sticky Header
   Ohio temasından birebir uygulama
   ========================================================================== */

/* ── Main Header ── */
.site-header {
    position: fixed;
    top: var(--header-top);
    left: 50%;
    transform: translateX(-50%);
    max-width: var(--container-max);
    width: calc(100% - 60px);
    background: var(--header-bg);
    border-radius: var(--header-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    z-index: var(--z-header);
    padding: var(--header-padding);
    transition: all var(--transition-base);
}

/* Shrink on scroll */
.site-header.scrolled {
    top: 10px;
    padding: 8px 24px;
    box-shadow: 0 4px 30px var(--color-shadow-hover);
}

@media (max-width: 991px) {
    .site-header {
        top: 0;
        width: 100%;
        border-radius: 0;
        padding: 10px 15px;
    }
    .site-header.scrolled {
        top: 0;
        padding: 10px 15px;
        border-radius: 0;
    }
    .site-main {
        padding-top: calc(80px + var(--space-xl));
    }
}

/* ── Header Inner ── */
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
}

/* ── Logo & Left Section ── */
.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    flex-shrink: 0;
}

.site-logo img {
    height: 40px;
    width: auto;
    transition: height var(--transition-base);
}

.site-header.scrolled .site-logo img {
    height: 32px;
}

.site-logo__text {
    font-size: var(--font-size-xl);
    font-weight: var(--fw-bold);
    color: var(--color-text);
}

/* ── Primary Navigation ── */
.primary-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu .menu-item {
    position: relative;
    margin: 0;
}

.nav-menu .menu-item > a {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 8px 14px;
    font-size: var(--font-size-sm);
    font-weight: var(--fw-medium);
    color: var(--color-text);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.nav-menu .menu-item > a:hover {
    color: var(--color-text-link-hover, var(--color-accent));
    background-color: var(--color-accent-light);
}

.nav-menu .menu-item.is-active > a {
    color: var(--color-text-link-hover, var(--color-accent));
    font-weight: var(--fw-semibold);
}

/* ── Dropdown Arrow ── */
.dropdown-arrow {
    font-size: 10px;
    transition: transform var(--transition-fast);
}

.menu-item.has-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

/* ── Dropdown Menu ── */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 200px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.12);
    padding: var(--space-sm) 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: var(--z-dropdown);
}

.menu-item.has-dropdown:hover > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-menu .menu-item {
    margin: 0;
}

.dropdown-menu .menu-item a {
    display: block;
    padding: 10px 20px;
    font-size: var(--font-size-sm);
    color: var(--color-text);
    transition: all var(--transition-fast);
    border-radius: 0;
}

.dropdown-menu .menu-item a:hover {
    background-color: var(--color-accent-light);
    color: var(--color-text-link-hover, var(--color-accent));
}

/* ── CTA Button in Menu ── */
.menu-item-cta {
    margin-left: var(--space-sm);
}

.menu-item-cta .btn {
    font-size: 13px;
}

/* ── Hamburger Button ── */
/* ── Responsive Hidden/Show Toggles ── */
@media (min-width: 992px) {
    .hamburger-btn {
        display: none !important;
    }
}
@media (max-width: 991px) {
    .primary-nav,
    .header-cta-btn {
        display: none !important;
    }
    .hamburger-btn {
        display: flex !important;
    }
}

/* ── Hamburger Button ── */
.hamburger-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-section-bg);
    border: none;
    cursor: pointer;
    z-index: calc(var(--z-overlay) + 1);
    position: relative;
    transition: all var(--transition-fast);
}

.hamburger-btn:hover {
    background: #e1e8ed;
}

.hamburger-line {
    display: block;
    width: 20px;
    height: 2px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Mobile Menu Overlay ── */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(40, 55, 66, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: var(--z-overlay);
    display: flex;
    align-items: flex-start; /* Changed from center */
    justify-content: center;
    overflow-y: auto; /* Enable vertical scrolling */
    padding: 80px 20px 40px 20px; /* Spacer for close icon */
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: transparent;
    border: none;
    color: var(--color-white);
    cursor: pointer;
    z-index: 2001;
    transition: transform var(--transition-fast);
}

.mobile-menu-close:hover {
    transform: scale(1.1);
}

.mobile-menu-content {
    text-align: center;
    width: 100%;
    margin: auto 0; /* Auto margin centers it if it's small, pushes from top if large */
}

.mobile-nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav-menu .menu-item {
    margin-bottom: 8px; /* Tighter spacing */
}

.mobile-nav-menu .menu-item a {
    font-size: 20px; /* Tighter font */
    font-weight: var(--fw-semibold);
    color: var(--color-white);
    text-decoration: none;
    transition: color var(--transition-fast);
    display: inline-block;
    padding: 6px 0;
}

.mobile-nav-menu .menu-item a:hover {
    color: var(--color-text-link-hover, var(--color-accent));
}

.mobile-nav-menu .sub-menu {
    list-style: none;
    padding: 0;
    margin-top: 4px;
}

.mobile-nav-menu .sub-menu .menu-item {
    margin-bottom: 4px;
}

.mobile-nav-menu .sub-menu .menu-item a {
    font-size: 16px; /* Tighter sub font */
    font-weight: var(--fw-regular);
    color: rgba(255, 255, 255, 0.7);
}

.mobile-nav-menu .sub-menu .menu-item a:hover {
    color: var(--color-text-link-hover, var(--color-accent));
}

/* ── Back to Top Button ── */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-text);
    font-family: var(--font-family);
    font-size: var(--font-size-xs);
    font-weight: var(--fw-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base), color var(--transition-fast);
    z-index: var(--z-fixed);
    padding: var(--space-sm);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    color: var(--color-accent);
}

.back-to-top__text {
    display: inline-block;
}

.back-to-top svg {
    transform: rotate(180deg);
}

/* ── Search Trigger (Fixed Bottom Left — below back-to-top) ── */
.search-trigger {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: var(--radius-circle);
    background: var(--color-accent);
    color: var(--color-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(69, 131, 180, 0.3);
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
}

.search-trigger:hover {
    background: var(--color-accent-hover);
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(69, 131, 180, 0.4);
}