/* Main Styles */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Noto+Sans+TC:wght@400;500;700&display=swap');
@import url('./variables.css');
@import url('./components.css');

/* ===== Reset & Base ===== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--color-bg-dark);
    color: var(--color-text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

/* ===== Container ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Google Translate - Hide top bar, keep widget logic available but hidden */
body {
    top: 0 !important;
}

/* Hide the Google Translate Top Banner specifically */
.goog-te-banner-frame {
    display: none !important;
}

body>.skiptranslate {
    display: none !important;
}

/* Hide the default Google Translate Widget Container completely */
#google_translate_element {
    position: absolute !important;
    left: -9999px !important;
    top: -9999px !important;
    visibility: hidden !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
}

/* Custom Language Selector Styles */
.lang-selector-container {
    position: relative;
    display: inline-block;
    margin-right: 15px;
    z-index: 1000;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: 1px solid transparent;
    color: #fff;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    font-weight: 500;
    width: 160px;
    justify-content: space-between;
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.1);
}

.lang-flag {
    width: 24px;
    height: 18px;
    /* Standard flag ratio */
    display: flex;
    align-items: center;
    border-radius: 2px;
    overflow: hidden;
    flex-shrink: 0;
}

.lang-flag img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.lang-text {
    flex-grow: 1;
    text-align: left;
    margin-left: 4px;
}

.lang-chevron {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
    opacity: 0.7;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 5px);
    right: 0;
    background: #1a1f2e;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 6px;
    display: none;
    flex-direction: column;
    gap: 4px;
    min-width: 160px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(10px);
}

.lang-dropdown.show {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    color: rgba(255, 255, 255, 0.8);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
}

.lang-option:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.lang-option.active {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.lang-btn[aria-expanded="true"] .lang-chevron {
    transform: rotate(180deg);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}



/* ===== Hero Section ===== */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    background: var(--color-header-bg);
    /* Fallback */
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* Dark blue gradient for hero */
    background: linear-gradient(135deg, rgba(13, 17, 23, 0.95) 0%, rgba(13, 17, 23, 0.8) 50%, rgba(13, 17, 23, 0.95) 100%);
}

.hero-content {
    max-width: 800px;
}

/* Hero Split Layout */
.hero-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-split .hero-content {
    max-width: none;
    /* Remove max-width when in split layout */
}

/* Hero Video Container */
.hero-video {
    display: none;
    /* Hidden by default, shown via JS when videoId exists */
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 aspect ratio */
    height: 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    /* Bolder */
    margin-bottom: var(--spacing-md);
    color: #ffffff;
    /* Pure white on Hero */
    text-shadow: 0 0 30px rgba(0, 0, 0, 0.3);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    /* Green accent */
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8);
    /* Light grey on Hero */
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* ===== Video Section ===== */
.video-section {
    background: var(--color-bg-card);
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ===== Products Section ===== */
.products-section {
    background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-card) 100%);
}

.products-banner {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.products-banner img {
    max-width: 400px;
    margin: 0 auto var(--spacing-lg);
}

/* ===== Software Grid ===== */
.software-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.software-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.software-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--color-secondary);
    /* Green border */
    opacity: 0;
    transition: var(--transition-base);
}

.software-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.software-card:hover::before {
    opacity: 1;
}

.software-card h4 {
    color: var(--color-primary);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.software-card p {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

/* ===== Privacy Page ===== */
.privacy-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--container-padding);
    padding-top: calc(80px + var(--spacing-2xl));
}

.privacy-content h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-xl);
    background: var(--gradient-hero);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.privacy-content h2 {
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
    margin: var(--spacing-xl) 0 var(--spacing-md);
}

.privacy-content h3 {
    color: var(--color-text-light);
    font-size: var(--font-size-xl);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.privacy-content p,
.privacy-content li {
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.privacy-content ul,
.privacy-content ol {
    padding-left: var(--spacing-lg);
}

/* ===== Service Page ===== */
.service-hero {
    background: var(--gradient-hero);
    padding: calc(80px + var(--spacing-2xl)) 0 var(--spacing-2xl);
    text-align: center;
}

.service-hero h1 {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.service-hero p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    margin: 0 auto;
}

.service-highlight {
    background: var(--color-bg-card);
    padding: var(--spacing-2xl) 0;
}

.highlight-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.highlight-content img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.highlight-text h2 {
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.highlight-text p {
    color: var(--color-text-light);
    /* Dark text */
    line-height: 1.8;
}

/* The following rule was added based on the instruction, assuming a typo in the selector and intent to add a new rule for header navigation links. */
.header-nav a {
    color: var(--color-text-inverse);
    /* White text in dark header */
}

/* ===== Scroll Animations ===== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive Adjustments ===== */
@media (max-width: 768px) {
    .hero-split {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .hero-video {
        order: 2;
        /* Video below content on mobile */
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-lg);
    }

    .hero-description {
        font-size: var(--font-size-base);
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .highlight-content {
        grid-template-columns: 1fr;
    }

    .privacy-content {
        padding-top: calc(80px + var(--spacing-lg));
    }
}