/* ARGR - Sticky Luxury Header / Navigation (modular component) */

.brand-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    background: rgba(var(--brand-primary-rgb), 0.01);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background var(--transition-smooth), border-color var(--transition-smooth);
}

.header-container {
    max-width: 1400px;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-logo {
    height: 32px;
    position: relative;
    z-index: 101;
    display: flex;
    align-items: center;
}

.header-logo img {
    height: 100%;
    width: auto;
    object-fit: contain;
    transition: filter var(--transition-smooth);
}

/* Fallback pure text logo if assets aren't loaded yet */
.logo-fallback {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--text-primary);
    font-family: var(--font-sans);
}

/* Primary navigation (anchor links) */
.header-nav {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-left: auto;
    margin-right: var(--space-xl);
}

.header-nav-link {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
    text-decoration: none;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.header-nav-link:hover {
    color: var(--accent-gold);
    background: rgba(var(--accent-gold-rgb), 0.06);
}

.header-nav-link:focus-visible {
    outline: 2px solid var(--accent-gold);
    outline-offset: 2px;
}

/* Scroll target clearance under the fixed 80px header */
#pricing {
    scroll-margin-top: 100px;
}

/* ============================================
   ARGR Support Dropdown (scoped component)
   ============================================ */
.argr-nav-dropdown {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.argr-nav-dropdown__trigger {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
}

.argr-nav-dropdown__chevron {
    width: 13px;
    height: 13px;
    flex-shrink: 0;
    transition: transform var(--transition-fast), color var(--transition-fast);
}

.argr-nav-dropdown.is-open .argr-nav-dropdown__trigger {
    color: var(--accent-bronze-light);
}

.argr-nav-dropdown.is-open .argr-nav-dropdown__chevron {
    transform: rotate(180deg);
}

.argr-nav-dropdown__menu {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    z-index: 120;
    min-width: 232px;
    padding: 0.375rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    pointer-events: none;
    transition:
        opacity var(--transition-fast),
        transform var(--transition-fast),
        visibility 0s linear 0.18s;
}

.argr-nav-dropdown.is-open .argr-nav-dropdown__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
    transition:
        opacity var(--transition-fast),
        transform var(--transition-fast),
        visibility 0s;
}

/* Bridging hover zone between trigger and menu */
.argr-nav-dropdown__menu::before {
    content: '';
    position: absolute;
    top: -14px;
    left: 0;
    right: 0;
    height: 14px;
}

.argr-nav-dropdown__item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5625rem 0.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.argr-nav-dropdown__item:hover,
.argr-nav-dropdown__item:focus-visible {
    color: var(--accent-bronze-light);
    background: rgba(var(--accent-gold-rgb), 0.06);
    outline: none;
}

.argr-nav-dropdown__icon {
    width: 15px;
    height: 15px;
    flex-shrink: 0;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.argr-nav-dropdown__item:hover .argr-nav-dropdown__icon,
.argr-nav-dropdown__item:focus-visible .argr-nav-dropdown__icon {
    color: var(--accent-bronze-light);
}

@media (max-width: 640px) {
    .header-container {
        padding: 0 var(--space-md);
    }

    .argr-nav-dropdown__menu {
        min-width: 220px;
    }
}

/* =============================================
   Mobile nav (hamburger menu) - scoped to header
   ============================================= */
.argr-menu-btn {
    display: none;
}

@media (max-width: 768px) {
    /* Hamburger toggle (garis tiga -> X saat terbuka) */
    .argr-menu-btn {
        display: inline-flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 5px;
        width: 44px;
        height: 44px;
        flex-shrink: 0;
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        background: rgba(var(--brand-primary-rgb), 0.03);
        cursor: pointer;
        transition: border-color var(--transition-fast), background var(--transition-fast);
    }

    .argr-menu-btn:hover {
        border-color: var(--border-color-hover);
        background: rgba(var(--brand-primary-rgb), 0.05);
    }

    .argr-menu-btn__bar {
        display: block;
        width: 18px;
        height: 1.5px;
        border-radius: var(--radius-full);
        background: var(--text-primary);
        transition: transform var(--transition-fast), opacity var(--transition-fast);
    }

    .brand-header.argr-nav-open .argr-menu-btn__bar:nth-child(1) {
        transform: translateY(6.5px) rotate(45deg);
    }

    .brand-header.argr-nav-open .argr-menu-btn__bar:nth-child(2) {
        opacity: 0;
    }

    .brand-header.argr-nav-open .argr-menu-btn__bar:nth-child(3) {
        transform: translateY(-6.5px) rotate(-45deg);
    }

    /* Nav berubah menjadi panel dropdown penuh di bawah header */
    .header-nav {
        position: absolute;
        top: calc(100% + 1px);
        left: 0;
        right: 0;
        margin: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0.25rem;
        padding: var(--space-sm);
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-6px);
        pointer-events: none;
        transition:
            opacity var(--transition-fast),
            transform var(--transition-fast),
            visibility 0s linear 0.18s;
    }

    .brand-header.argr-nav-open .header-nav {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
        transition:
            opacity var(--transition-fast),
            transform var(--transition-fast),
            visibility 0s;
    }

    /* Laman nav menjadi baris penuh */
    .header-nav .header-nav-link {
        display: flex;
        align-items: center;
        width: 100%;
        padding: var(--space-sm) var(--space-md);
        border-radius: var(--radius-md);
    }

    /* Support dropdown jadi in-flow di dalam panel (bukan absolute) */
    .header-nav .argr-nav-dropdown {
        display: block;
        width: 100%;
    }

    .header-nav .argr-nav-dropdown__trigger {
        justify-content: space-between;
    }

    .header-nav .argr-nav-dropdown__menu {
        position: static;
        width: 100%;
        min-width: 0;
        margin: 0.25rem 0;
        box-shadow: none;
        border-color: transparent;
        background: rgba(var(--brand-primary-rgb), 0.02);
    }

    .header-nav .argr-nav-dropdown__menu::before {
        display: none;
    }
}