/**
 * Header - Clean & Modern Design
 * Minimalist approach with focus on simplicity and clarity
 */

/* ==========================================
   HEADER BASE
   ========================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    transition: box-shadow 0.2s ease;
}

.site-header.scrolled {
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.header-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

/* ==========================================
   LOGO - SIMPLE & CLEAN
   ========================================== */
.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.site-logo:hover {
    opacity: 0.8;
}

.logo-icon {
    display: flex;
    gap: 4px;
}

.logo-icon img {
    width: 28px;
    height: 28px;
    border-radius: 4px;
    object-fit: cover;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--primary-dark);
    letter-spacing: -0.02em;
}

/* ==========================================
   DESKTOP NAVIGATION - MINIMAL
   ========================================== */
.main-nav {
    display: none;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-list li {
    margin: 0;
}

.nav-list a {
    display: block;
    padding: 8px 16px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: #374151;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.nav-list a:hover {
    background: #f3f4f6;
    color: var(--primary-color);
}

.nav-list .current-menu-item > a,
.nav-list .current_page_item > a {
    color: var(--primary-color);
    font-weight: 600;
}


/* ==========================================
   MOBILE MENU BUTTON - CLEAN HAMBURGER
   ========================================== */
.menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    position: relative;
    z-index: 102;
}

.menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: #1f2937;
    border-radius: 2px;
    margin: 0 auto;
    transition: all 0.2s ease;
}

.menu-btn:hover span {
    background: var(--primary-color);
}

/* Animated X */
.menu-btn.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.menu-btn.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================
   MOBILE NAVIGATION - FULL SCREEN OVERLAY
   ========================================== */
.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: #ffffff;
    z-index: 101;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
    overflow-y: auto;
}

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

.mobile-nav-inner {
    padding: 100px 24px 40px;
}

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

.mobile-nav-list li {
    margin: 0 0 8px 0;
}

.mobile-nav-list a {
    display: block;
    padding: 16px 20px;
    font-size: 1.125rem;
    font-weight: 500;
    color: #1f2937;
    text-decoration: none;
    text-align: right;
    border-radius: 8px;
    transition: all 0.15s ease;
}

.mobile-nav-list a:hover {
    background: #f9fafb;
    color: var(--primary-color);
}

.mobile-nav-list .current-menu-item > a,
.mobile-nav-list .current_page_item > a {
    background: #f0fdf4;
    color: var(--primary-color);
    font-weight: 600;
}


/* ==========================================
   MOBILE BACKDROP
   ========================================== */
.mobile-backdrop {
    display: none;
}

/* ==========================================
   RESPONSIVE - DESKTOP VIEW
   ========================================== */
@media (min-width: 769px) {
    .main-nav {
        display: block;
    }

    .menu-btn,
    .mobile-nav,
    .mobile-backdrop {
        display: none !important;
    }
}

/* ==========================================
   RESPONSIVE - TABLET
   ========================================== */
@media (max-width: 991px) and (min-width: 769px) {
    .nav-list {
        gap: 2px;
    }

    .nav-list a {
        padding: 8px 12px;
        font-size: 0.875rem;
    }
}

/* ==========================================
   RESPONSIVE - MOBILE
   ========================================== */
@media (max-width: 768px) {
    .header-wrapper {
        height: 64px;
    }

    .logo-icon img {
        width: 24px;
        height: 24px;
    }

    .logo-text {
        font-size: 1.25rem;
    }
}

/* ==========================================
   RESPONSIVE - SMALL MOBILE
   ========================================== */
@media (max-width: 480px) {
    .header-wrapper {
        height: 60px;
    }

    .logo-icon img {
        width: 22px;
        height: 22px;
    }

    .logo-text {
        font-size: 1.125rem;
    }

    .mobile-nav-inner {
        padding: 80px 20px 32px;
    }

    .mobile-nav-list a {
        font-size: 1rem;
        padding: 14px 16px;
    }
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    .site-header,
    .nav-list a,
    .menu-btn span,
    .mobile-nav,
    .mobile-nav-list a {
        transition: none;
    }
}

.site-logo:focus-visible,
.nav-list a:focus-visible,
.mobile-nav-list a:focus-visible,
.menu-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ==========================================
   PRINT
   ========================================== */
@media print {
    .site-header {
        position: static;
        border-bottom: 2px solid #000;
    }

    .menu-btn,
    .mobile-nav {
        display: none !important;
    }

    .main-nav {
        display: block !important;
    }
}