/*
Theme Name: Oktaviano High-Performance Engine
Theme URI: https://oktaviano.com
Author: Oktaviano
Author URI: https://oktaviano.com
Description: Engineered for 100/100/100/100 Lighthouse scores using native block engine, high-contrast dropdown navigation, native Company Profile templates, WPZOOM-style filterable portfolio, frontend drag-and-drop layout customizer, and zero jQuery bloat.
Version: 1.4.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
Text Domain: oktaviano-engine
*/

:root {
    --font-primary: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --color-bg: #0f172a;
    --color-surface: #1e293b;
    --color-surface-elevated: #0f172a;
    --color-text: #f8fafc;
    --color-text-muted: #cbd5e1;
    --color-accent: #38bdf8;
    --color-accent-hover: #7dd3fc;
    --container-width: 1320px;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

img, iframe, video {
    aspect-ratio: attr(width) / attr(height);
    height: auto;
    max-width: 100%;
}

/* Header & Navigation Architecture */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding: 0.85rem 0;
    position: sticky;
    top: 0;
    z-index: 9999;
    overflow: visible !important;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.site-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
    position: relative;
}

.site-logo {
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--color-text) !important;
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

/* Primary Menu - Single Line & High Contrast */
.primary-nav {
    display: flex;
    align-items: center;
}

.primary-nav > ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

.primary-nav li {
    position: relative;
}

.primary-nav a {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--color-text) !important;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
    padding: 0.5rem 0.25rem;
    transition: color 0.2s ease;
}

.primary-nav a:hover,
.primary-nav .current-menu-item > a,
.primary-nav .current-menu-ancestor > a,
.primary-nav .current_page_item > a,
.primary-nav .current_page_ancestor > a {
    color: var(--color-accent) !important;
}

/* Dropdown Indicator (Mendukung WP Menu & Page List) */
.primary-nav .menu-item-has-children > a::after,
.primary-nav .page_item_has_children > a::after {
    content: "▾";
    font-size: 0.8rem;
    opacity: 0.9;
    transition: transform 0.2s ease;
}

.primary-nav .menu-item-has-children:hover > a::after,
.primary-nav .page_item_has_children:hover > a::after,
.primary-nav li.is-submenu-open > a::after {
    transform: rotate(180deg);
}

/* Dropdown Sub-Menu (Desktop) - Tanpa celah hover (Invisible Bridge) */
.primary-nav .sub-menu,
.primary-nav .children {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 250px;
    background: var(--color-surface-elevated);
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-radius: 8px;
    padding: 0.5rem 0;
    margin-top: 0;
    list-style: none;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.65);
    z-index: 10000;
}

/* Jembatan transparan di atas dropdown agar hover tidak putus saat kursor turun */
.primary-nav .sub-menu::before,
.primary-nav .children::before {
    content: "";
    position: absolute;
    top: -14px;
    left: 0;
    width: 100%;
    height: 14px;
    background: transparent;
}

/* Munculkan sub-menu saat hover, focus-within, atau diklik (is-submenu-open) */
.primary-nav .menu-item-has-children:hover > .sub-menu,
.primary-nav .menu-item-has-children:focus-within > .sub-menu,
.primary-nav .menu-item-has-children.is-submenu-open > .sub-menu,
.primary-nav .page_item_has_children:hover > .children,
.primary-nav .page_item_has_children:focus-within > .children,
.primary-nav .page_item_has_children.is-submenu-open > .children {
    display: block !important;
    animation: fadeInDropdown 0.18s ease-out;
}

@keyframes fadeInDropdown {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.primary-nav .sub-menu li,
.primary-nav .children li {
    width: 100%;
}

.primary-nav .sub-menu a,
.primary-nav .children a {
    display: block;
    width: 100%;
    padding: 0.65rem 1.25rem;
    font-size: 0.875rem;
    color: var(--color-text) !important;
    white-space: normal;
    line-height: 1.4;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.primary-nav .sub-menu li:last-child a,
.primary-nav .children li:last-child a {
    border-bottom: none;
}

.primary-nav .sub-menu a:hover,
.primary-nav .children a:hover {
    background: rgba(56, 189, 248, 0.16);
    color: var(--color-accent) !important;
    padding-left: 1.45rem;
    transition: all 0.15s ease;
}

/* Mobile & Tablet Breakpoint */
.menu-toggle {
    display: none;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-text);
    padding: 0.45rem 0.85rem;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
}

@media (max-width: 1024px) {
    .site-nav {
        flex-wrap: wrap;
    }
    .menu-toggle {
        display: inline-flex;
        align-items: center;
        gap: 0.4rem;
    }
    .primary-nav {
        display: none;
        width: 100%;
        padding-top: 1rem;
        margin-top: 0.5rem;
        border-top: 1px solid rgba(255, 255, 255, 0.12);
    }
    .primary-nav.is-open {
        display: block;
    }
    .primary-nav > ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
        width: 100%;
    }
    .primary-nav li {
        width: 100%;
    }
    .primary-nav a {
        width: 100%;
        padding: 0.6rem 0;
        white-space: normal;
        justify-content: space-between;
    }
    .primary-nav .sub-menu,
    .primary-nav .children {
        position: static;
        display: block;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--color-accent);
        border-radius: 0;
        background: transparent;
        padding: 0.25rem 0 0.5rem 1rem;
        margin-left: 0.25rem;
        min-width: 100%;
    }
    .primary-nav .sub-menu::before,
    .primary-nav .children::before {
        display: none;
    }
}

.site-footer {
    background: var(--color-surface);
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-text-muted);
    font-size: 0.9rem;
}


/* ==========================================================================
   Native Company Profile, Frontend Drag & Drop, & WPZOOM Portfolio (v1.4.0)
   ========================================================================== */

.okt-hero-banner {
    background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg) 100%);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: 12px;
    padding: 4rem 2rem;
    text-align: center;
    margin-bottom: 2.5rem;
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.okt-hero-banner h1,
.okt-hero-banner h2 {
    font-size: 2.35rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.okt-hero-banner p {
    font-size: 1.125rem;
    color: var(--color-text-muted);
    max-width: 720px;
    margin: 0 auto 2rem auto;
}

.okt-btn-primary {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-bg) !important;
    font-weight: 700;
    padding: 0.75rem 1.85rem;
    border-radius: 6px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.15s ease;
}

.okt-btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
}

/* Draggable Sections (Frontend Layout Customizer) */
.okt-draggable-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.okt-section-block {
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 2.25rem;
    position: relative;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.okt-section-block h2 {
    color: var(--color-text);
    font-size: 1.65rem;
    margin-bottom: 1.25rem;
}

.okt-admin-mode .okt-section-block {
    border: 2px dashed var(--color-accent);
    cursor: grab;
}

.okt-admin-mode .okt-section-block:active {
    cursor: grabbing;
}

.okt-drag-handle {
    display: none;
    background: var(--color-accent);
    color: var(--color-bg);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    position: absolute;
    top: 12px;
    right: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.okt-admin-mode .okt-drag-handle {
    display: inline-block;
}

.okt-editor-banner {
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.4);
    color: var(--color-text);
    padding: 0.85rem 1.25rem;
    border-radius: 8px;
    margin-bottom: 1.75rem;
    font-size: 0.9rem;
}

/* Native Services Grid */
.okt-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.okt-service-item {
    background: var(--color-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-left: 4px solid var(--color-accent);
    padding: 1.5rem;
    border-radius: 8px;
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.okt-service-item:hover {
    transform: translateY(-3px);
    border-color: var(--color-accent);
}

.okt-service-item h3 {
    color: var(--color-accent);
    font-size: 1.2rem;
    margin-bottom: 0.6rem;
}

.okt-service-item p {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* WPZOOM-Style Filterable Portfolio */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin-bottom: 1.75rem;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text-muted);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 0.5rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.portfolio-item {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: var(--color-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    aspect-ratio: 16 / 10;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.35s ease, opacity 0.35s ease;
}

.portfolio-item:hover img {
    transform: scale(1.05);
    opacity: 0.35;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
    text-align: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    color: var(--color-text);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h4 {
    margin: 0 0 0.5rem 0;
    color: var(--color-accent);
    font-size: 1.2rem;
}

.portfolio-overlay span {
    font-size: 0.8rem;
    background: rgba(56, 189, 248, 0.15);
    border: 1px solid var(--color-accent);
    color: var(--color-accent-hover);
    padding: 0.2rem 0.65rem;
    border-radius: 4px;
}

/* Lightbox Modal */
.okt-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.94);
    z-index: 99999;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.okt-lightbox.open {
    display: flex;
}

.okt-lightbox-content {
    max-width: 920px;
    width: 100%;
    background: var(--color-surface);
    border: 1px solid rgba(56, 189, 248, 0.35);
    padding: 1.25rem;
    border-radius: 10px;
    text-align: center;
    color: var(--color-text);
    position: relative;
}

.okt-lightbox-content img {
    max-width: 100%;
    max-height: 72vh;
    border-radius: 6px;
}

.okt-lightbox-close {
    position: absolute;
    top: -16px;
    right: -16px;
    background: var(--color-accent);
    color: var(--color-bg);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-weight: 800;
    font-size: 1.1rem;
    cursor: pointer;
}