/*
Theme Name: RECIENCE LED Display
Theme URI: https://wp.recience.com
Description: A dark-themed corporate website for RECIENCE LED Display Technology. Replicates the recience.com design with product showcase, XR solutions, and factory showcase.
Version: 1.0.0
Author: RECIENCE
Author URI: https://recience.com
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: recience
Tags: dark, led-display, corporate, one-page, custom-menu, featured-images, theme-options
*/

/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    --rc-black: #000000;
    --rc-dark: #0a0a0a;
    --rc-dark-gray: #1a1a1a;
    --rc-gray: #2a2a2a;
    --rc-mid-gray: #555555;
    --rc-light-gray: #888888;
    --rc-white: #ffffff;
    --rc-accent: #ffffff;
    --rc-accent-hover: #cccccc;
    --rc-gold: #c8a96e;
    --rc-font: 'Inter', 'Helvetica Neue', Arial, sans-serif;
    --rc-transition: all 0.3s ease;
    --rc-container: 1200px;
    --rc-section-padding: 80px 0;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--rc-font);
    background-color: var(--rc-black);
    color: var(--rc-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--rc-white);
    text-decoration: none;
    transition: var(--rc-transition);
}

a:hover {
    color: var(--rc-accent-hover);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

.container {
    max-width: var(--rc-container);
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: 0.5px;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }

p {
    margin-bottom: 1rem;
    color: var(--rc-light-gray);
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 3px;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--rc-mid-gray);
}

/* ========================================
   Header & Navigation
   ======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--rc-transition);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.site-logo {
    display: flex;
    align-items: center;
}

.site-logo a {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--rc-white);
}

.site-logo a:hover {
    color: var(--rc-white);
}

/* Main Navigation */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: block;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--rc-white);
    position: relative;
}

.nav-menu > li > a::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 20px;
    right: 20px;
    height: 1px;
    background: var(--rc-white);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-menu > li:hover > a::after,
.nav-menu > li.current-menu-item > a::after {
    transform: scaleX(1);
}

.nav-menu > li:hover > a,
.nav-menu > li.current-menu-item > a {
    color: var(--rc-gold);
}

/* Dropdown Arrow */
.nav-menu > li.menu-item-has-children > a::before {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: 8px;
    vertical-align: middle;
}

/* Mega Menu */
.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-top: 2px solid var(--rc-gold);
    padding: 30px 40px;
    min-width: 600px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    display: flex;
    gap: 40px;
}

.nav-menu > li:hover .mega-menu {
    opacity: 1;
    visibility: visible;
}

.mega-menu .series-group {
    flex: 1;
}

.mega-menu .series-group h4 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--rc-gold);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mega-menu .series-group ul li a {
    display: block;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--rc-light-gray);
    letter-spacing: 0.5px;
}

.mega-menu .series-group ul li a:hover {
    color: var(--rc-white);
    padding-left: 5px;
}

.mega-menu .series-group ul li a .product-tag {
    display: inline-block;
    font-size: 0.65rem;
    background: rgba(200, 169, 110, 0.2);
    color: var(--rc-gold);
    padding: 2px 8px;
    border-radius: 2px;
    margin-left: 8px;
    letter-spacing: 0.5px;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--rc-white);
    transition: var(--rc-transition);
}

/* ========================================
   Hero / Home Banner
   ======================================== */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #000 0%, #0a0a0a 50%, #111 100%);
}

.hero-content {
    text-align: center;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 700;
    letter-spacing: 5px;
    margin-bottom: 20px;
    animation: fadeInUp 1s ease;
}

.hero-content h1 span {
    color: var(--rc-gold);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--rc-light-gray);
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-btn {
    display: inline-block;
    padding: 14px 40px;
    border: 1px solid var(--rc-white);
    color: var(--rc-white);
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--rc-transition);
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-btn:hover {
    background: var(--rc-white);
    color: var(--rc-black);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Product Showcase Section
   ======================================== */
.product-showcase {
    padding: var(--rc-section-padding);
    background: var(--rc-dark);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    position: relative;
    background: var(--rc-dark-gray);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    transition: var(--rc-transition);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: rgba(200, 169, 110, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}

.product-card-image {
    position: relative;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #111 0%, #1a1a1a 100%);
}

.product-card-image img {
    width: 60%;
    height: auto;
    transition: transform 0.5s ease;
    filter: brightness(1.1);
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-content {
    padding: 25px;
}

.product-card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    letter-spacing: 2px;
}

.product-card-content .product-subtitle {
    font-size: 0.8rem;
    color: var(--rc-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.product-card-content .product-specs {
    font-size: 0.8rem;
    color: var(--rc-light-gray);
    line-height: 1.8;
}

.product-card-content .product-specs span {
    display: block;
}

/* ========================================
   Brand Introduction Section
   ======================================== */
.brand-section {
    padding: var(--rc-section-padding);
    background: var(--rc-black);
}

.brand-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.brand-logo {
    flex: 0 0 200px;
    text-align: center;
}

.brand-logo img {
    width: 100%;
    filter: brightness(1.2);
}

.brand-text {
    flex: 1;
}

.brand-text h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    letter-spacing: 3px;
}

.brand-text p {
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 15px;
}

.brand-text strong {
    color: var(--rc-gold);
    font-weight: 600;
}

.brand-text .brand-link {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 30px;
    border: 1px solid var(--rc-gold);
    color: var(--rc-gold);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.brand-text .brand-link:hover {
    background: var(--rc-gold);
    color: var(--rc-black);
}

/* ========================================
   XR Solution Section
   ======================================== */
.xr-section {
    padding: var(--rc-section-padding);
    background: var(--rc-dark);
    text-align: center;
}

.xr-section h2 {
    font-size: 2rem;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

.xr-section .xr-subtitle {
    font-size: 0.9rem;
    color: var(--rc-gold);
    letter-spacing: 3px;
    margin-bottom: 40px;
    text-transform: uppercase;
}

.xr-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.xr-mode {
    position: relative;
    height: 180px;
    background: var(--rc-dark-gray);
    border: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    transition: var(--rc-transition);
}

.xr-mode:hover {
    border-color: var(--rc-gold);
}

.xr-mode h4 {
    font-size: 0.9rem;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.xr-mode span {
    font-size: 0.7rem;
    color: var(--rc-light-gray);
}

.xr-btn {
    display: inline-block;
    padding: 14px 40px;
    background: var(--rc-gold);
    color: var(--rc-black);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    transition: var(--rc-transition);
}

.xr-btn:hover {
    background: #d4b87a;
    color: var(--rc-black);
}

/* ========================================
   Sky Tiles Section
   ======================================== */
.sky-section {
    padding: var(--rc-section-padding);
    background: var(--rc-black);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.sky-section h2 {
    font-size: 2rem;
    letter-spacing: 5px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.sky-section .sky-subtitle {
    font-size: 0.9rem;
    color: var(--rc-gold);
    letter-spacing: 3px;
    margin-bottom: 40px;
}

.sky-btn {
    display: inline-block;
    padding: 14px 40px;
    border: 1px solid var(--rc-white);
    color: var(--rc-white);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--rc-transition);
}

.sky-btn:hover {
    background: var(--rc-white);
    color: var(--rc-black);
}

/* ========================================
   Factory Section
   ======================================== */
.factory-section {
    padding: var(--rc-section-padding);
    background: var(--rc-dark);
    text-align: center;
}

.factory-section h2 {
    font-size: 2rem;
    letter-spacing: 3px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.factory-section .factory-subtitle {
    font-size: 0.9rem;
    color: var(--rc-gold);
    margin-bottom: 40px;
}

.factory-btn {
    display: inline-block;
    padding: 14px 40px;
    border: 1px solid var(--rc-gold);
    color: var(--rc-gold);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    transition: var(--rc-transition);
}

.factory-btn:hover {
    background: var(--rc-gold);
    color: var(--rc-black);
}

/* ========================================
   Project Cases Section
   ======================================== */
.projects-section {
    padding: var(--rc-section-padding);
    background: var(--rc-black);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.project-card {
    position: relative;
    background: var(--rc-dark-gray);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    transition: var(--rc-transition);
}

.project-card:hover {
    border-color: rgba(200, 169, 110, 0.3);
    transform: translateY(-3px);
}

.project-card-image {
    height: 220px;
    background: linear-gradient(135deg, #111 0%, #1a1a1a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-card-content {
    padding: 20px;
}

.project-card-content h3 {
    font-size: 1rem;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.project-card-content .project-meta {
    font-size: 0.75rem;
    color: var(--rc-light-gray);
    margin-bottom: 10px;
}

.project-card-content p {
    font-size: 0.85rem;
    color: var(--rc-mid-gray);
    line-height: 1.6;
}

/* ========================================
   Contact Section
   ======================================== */
.contact-section {
    padding: var(--rc-section-padding);
    background: var(--rc-dark);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-form-wrapper h3 {
    font-size: 1.5rem;
    letter-spacing: 2px;
    margin-bottom: 30px;
    text-transform: uppercase;
}

.contact-form .form-group {
    margin-bottom: 20px;
}

.contact-form label {
    display: block;
    font-size: 0.8rem;
    color: var(--rc-light-gray);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    background: var(--rc-dark-gray);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--rc-white);
    font-size: 0.9rem;
    font-family: var(--rc-font);
    transition: var(--rc-transition);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--rc-gold);
}

.contact-form textarea {
    min-height: 120px;
    resize: vertical;
}

.contact-form select {
    cursor: pointer;
}

.contact-form select option {
    background: var(--rc-dark-gray);
    color: var(--rc-white);
}

.contact-form .submit-btn {
    padding: 14px 40px;
    background: var(--rc-gold);
    color: var(--rc-black);
    border: none;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--rc-transition);
    font-family: var(--rc-font);
}

.contact-form .submit-btn:hover {
    background: #d4b87a;
}

.contact-info h3 {
    font-size: 1.5rem;
    letter-spacing: 2px;
    margin-bottom: 30px;
    text-transform: uppercase;
}

.contact-info-item {
    margin-bottom: 25px;
}

.contact-info-item h4 {
    font-size: 0.8rem;
    color: var(--rc-gold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.contact-info-item p,
.contact-info-item a {
    font-size: 0.9rem;
    color: var(--rc-light-gray);
}

.contact-info-item a:hover {
    color: var(--rc-white);
}

.contact-social {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.contact-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--rc-light-gray);
    font-size: 0.9rem;
    transition: var(--rc-transition);
}

.contact-social a:hover {
    border-color: var(--rc-gold);
    color: var(--rc-gold);
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
    padding: 40px 0;
    background: var(--rc-black);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    font-size: 1.2rem;
    font-weight: 700;
    letter-spacing: 3px;
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--rc-mid-gray);
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    font-size: 0.8rem;
    color: var(--rc-mid-gray);
}

.footer-links a:hover {
    color: var(--rc-white);
}

/* ========================================
   Product Detail Page
   ======================================== */
.product-hero {
    padding: 120px 0 60px;
    background: var(--rc-dark);
    text-align: center;
}

.product-hero h1 {
    font-size: 3rem;
    letter-spacing: 5px;
    margin-bottom: 15px;
}

.product-hero .product-tagline {
    font-size: 1rem;
    color: var(--rc-gold);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 30px;
}

.product-detail-section {
    padding: 60px 0;
    background: var(--rc-black);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.product-detail-image {
    position: sticky;
    top: 100px;
}

.product-detail-image img {
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.product-detail-info h2 {
    font-size: 1.8rem;
    letter-spacing: 2px;
    margin-bottom: 20px;
}

.product-detail-info p {
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 20px;
}

/* Spec Table */
.spec-table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
}

.spec-table tr {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.spec-table td {
    padding: 12px 0;
    font-size: 0.9rem;
}

.spec-table td:first-child {
    color: var(--rc-gold);
    font-weight: 500;
    width: 180px;
    letter-spacing: 0.5px;
}

.spec-table td:last-child {
    color: var(--rc-light-gray);
}

/* ========================================
   News Page
   ======================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: var(--rc-dark-gray);
    border: 1px solid rgba(255, 255, 255, 0.05);
    overflow: hidden;
    transition: var(--rc-transition);
}

.news-card:hover {
    border-color: rgba(200, 169, 110, 0.3);
    transform: translateY(-3px);
}

.news-card-image {
    height: 200px;
    background: var(--rc-gray);
}

.news-card-content {
    padding: 20px;
}

.news-card-content .news-date {
    font-size: 0.75rem;
    color: var(--rc-gold);
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.news-card-content h3 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-card-content h3 a {
    color: var(--rc-white);
}

.news-card-content h3 a:hover {
    color: var(--rc-gold);
}

.news-card-content p {
    font-size: 0.85rem;
    color: var(--rc-mid-gray);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .mega-menu {
        min-width: 500px;
        padding: 20px 30px;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .xr-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .brand-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }

    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.98);
        flex-direction: column;
        padding: 80px 30px 30px;
        overflow-y: auto;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu > li > a {
        padding: 15px 0;
        font-size: 1.1rem;
    }

    .mega-menu {
        position: static;
        transform: none;
        min-width: 100%;
        padding: 15px 0;
        flex-direction: column;
        gap: 20px;
        border: none;
        background: rgba(255, 255, 255, 0.03);
        margin-top: 5px;
    }

    .nav-menu > li:hover .mega-menu,
    .mega-menu {
        opacity: 1;
        visibility: visible;
        display: none;
    }

    .nav-menu > li.menu-open .mega-menu {
        display: flex;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .xr-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .product-detail-grid {
        grid-template-columns: 1fr;
    }

    .product-detail-image {
        position: static;
    }

    .footer-content {
        flex-direction: column;
        gap: 15px;
    }

    .news-grid {
        grid-template-columns: 1fr;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .header-inner {
        padding: 12px 20px;
    }

    .xr-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }
}