/* ==========================================================================
   CSS Variables & Resets (Dark Mode / Gold & Black Luxury Theme)
   ========================================================================== */
   :root {
    /* Color Palette - Luxury Black & Gold */
    --primary: #d4af37;        /* Gold */
    --primary-light: #f3e5ab;  /* Champagne Gold */
    --primary-dark: #aa8822;   /* Dark Gold */
    --secondary: #e0e0e0;      /* Light Text for dark theme */
    --accent: #ffd700;         /* Bright Gold */
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #eee1a2 0%, #d4af37 50%, #b8860b 100%);
    --gradient-dark: linear-gradient(135deg, #1f1f1f 0%, #000000 100%);
    
    /* Neutrals - Dark Mode Base */
    --text-main: #f0f0f0;
    --text-muted: #a0a0a0;
    --text-dark: #121212;      /* For use inside light buttons/inputs */
    --bg-main: #0a0a0a;
    --bg-light: #161616;
    --bg-card: #1f1f1f;
    --bg-glass: rgba(20, 20, 20, 0.85);
    
    /* Typography */
    --font-heading: 'Inter', 'Noto Sans JP', sans-serif;
    --font-body: 'Noto Sans JP', sans-serif;
    
    /* Spacing & Layout */
    --container-width: 1200px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Shadows & Transitions */
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-hover: 0 20px 40px rgba(212, 175, 55, 0.15);
    --border-gold: 1px solid rgba(212, 175, 55, 0.3);
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

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

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

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

ul {
    list-style: none;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--secondary);
}

.highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.text-center { text-align: center; }
.text-white { color: white; }

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.container-small {
    max-width: 800px;
}

.section {
    padding: var(--spacing-xl) 0;
}

.bg-light {
    background-color: var(--bg-light);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: 5px; /* sharper corners for luxury feel */
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-small {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.btn-full {
    width: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-dark); /* Dark text on gold button */
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.5);
    filter: brightness(1.1);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-secondary:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-3px);
}

.btn-outline {
    background: var(--bg-card);
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: var(--text-dark);
}

/* ==========================================================================
   Glassmorphism Forms & Cards
   ========================================================================== */
.glass-card {
    background: rgba(30, 30, 30, 0.6);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: var(--border-gold);
    border-radius: 10px;
    box-shadow: var(--shadow-soft);
}

/* ==========================================================================
   Header
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.8);
    padding: 0.5rem 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 1px;
}

.nav-list {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--secondary);
    position: relative;
    letter-spacing: 0.5px;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -4px;
    left: 0;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: var(--primary);
}

.nav-link:hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    padding-top: 150px;
    padding-bottom: 5rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at right top, #1a1a1a 0%, var(--bg-main) 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-background {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, rgba(10, 10, 10, 0) 70%);
    border-radius: 50%;
    z-index: 1;
    animation: pulseBg 10s infinite alternate;
}

@keyframes pulseBg {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.2); opacity: 1; }
}

.hero-subtitle {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(212, 175, 55, 0.1);
    color: var(--primary);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #fff;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.hero-image-placeholder {
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #111 0%, #000 100%);
    position: relative;
    overflow: hidden;
}

.luxury-device-mockup {
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
}

.hero-icon {
    font-size: 7rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.9;
    margin-bottom: 1rem;
}

.device-name-mock {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-light);
    letter-spacing: 5px;
    text-transform: uppercase;
}

.hero-product-img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    z-index: 3;
    position: relative;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.8));
    animation: floatImg 6s ease-in-out infinite;
}

@keyframes floatImg {
    0% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0); }
}

.glow-effect {
    position: absolute;
    width: 250px;
    height: 250px;
    background: var(--primary-dark);
    filter: blur(100px);
    opacity: 0.2;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    50% { transform: translate(20px, -20px); }
    100% { transform: translate(0, 0); }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #fff;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 4rem;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.about-card {
    background: var(--bg-card);
    padding: 3rem 2rem;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.05);
}

.about-card:hover {
    transform: translateY(-10px);
    border-color: rgba(212, 175, 55, 0.4);
    box-shadow: var(--shadow-hover);
}

.about-card h3 {
    color: #fff;
}

.icon-circle {
    width: 80px;
    height: 80px;
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid rgba(212, 175, 55, 0.3);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: var(--primary);
    transition: var(--transition);
}

.about-card:hover .icon-circle {
    background: var(--gradient-primary);
    color: var(--text-dark);
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.features-lead {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.feature-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    position: relative;
    padding-left: 1rem;
}

.feature-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    opacity: 0.3;
    transition: var(--transition);
}

.feature-item:hover::before {
    opacity: 1;
}

.feature-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    font-family: var(--font-heading);
}

.feature-content h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: #fff;
}

.feature-showcase {
    height: 600px;
    background: linear-gradient(135deg, #111 0%, #000 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 10px;
    position: relative;
    border: var(--border-gold);
}

.showcase-content {
    text-align: center;
}

.icon-large {
    font-size: 6rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    animation: dropPulse 3s infinite;
}

@keyframes dropPulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

.showcase-text {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.showcase-sub {
    color: var(--text-muted);
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.feature-product-img {
    max-width: 85%;
    max-height: 85%;
    object-fit: contain;
    z-index: 3;
    position: relative;
    filter: drop-shadow(0 15px 25px rgba(0,0,0,0.7));
    transition: var(--transition);
}

.feature-showcase:hover .feature-product-img {
    transform: scale(1.05);
    filter: drop-shadow(0 20px 30px rgba(212, 175, 55, 0.2));
}

/* ==========================================================================
   Campaign Alert
   ========================================================================== */
.campaign-alert {
    background: rgba(212, 175, 55, 0.1);
    border: 1px solid var(--primary);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.campaign-alert i {
    font-size: 2.5rem;
    color: var(--primary);
}

.campaign-text strong {
    color: var(--primary-light);
    font-size: 1.2rem;
    display: block;
    margin-bottom: 0.3rem;
}

.campaign-text p {
    color: var(--text-main);
    margin: 0;
}

/* ==========================================================================
   Technical Specs Section
   ========================================================================== */
.specs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.spec-card {
    background: var(--bg-card);
    padding: 2.5rem 2rem;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.spec-card:hover {
    transform: translateY(-5px);
    border-color: rgba(212, 175, 55, 0.3);
    box-shadow: 0 10px 20px rgba(0,0,0,0.4);
    background: linear-gradient(180deg, rgba(30,30,30,1) 0%, rgba(20,20,20,1) 100%);
}

.spec-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    height: 60px;
    width: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(212, 175, 55, 0.05);
    border-radius: 50%;
}

.spec-card h4 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.spec-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 0;
}

/* ==========================================================================
   Products Section
   ========================================================================== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
}

.product-card {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.05);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(212, 175, 55, 0.5);
}

.product-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--gradient-primary);
    color: var(--text-dark);
    padding: 0.5rem 1.5rem;
    border-radius: 3px;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

.product-badge.secondary {
    background: var(--primary-dark);
    color: #fff;
}

.product-image-container {
    height: 250px;
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.product-placeholder {
    width: 200px;
    height: 200px;
    background: #000;
    border: 2px solid #222;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 4rem;
    color: var(--primary-dark);
    transition: var(--transition);
}

.product-placeholder .vol {
    font-size: 1rem;
    color: var(--primary-light);
    margin-top: 10px;
    letter-spacing: 2px;
}

.product-card:hover .product-placeholder {
    border-color: var(--primary);
    color: var(--primary);
    box-shadow: 0 0 30px rgba(212, 175, 55, 0.2);
}

.product-catalog-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
    transition: var(--transition);
}

.product-card:hover .product-catalog-img {
    transform: scale(1.08);
    filter: drop-shadow(0 15px 30px rgba(212, 175, 55, 0.3));
}

.product-name {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: #fff;
    font-family: var(--font-heading);
}

.product-tagline {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.product-specs {
    margin-bottom: 1.5rem;
    background: rgba(0,0,0,0.3);
    padding: 1.5rem;
    border-radius: 5px;
    border: 1px solid rgba(255,255,255,0.05);
}

.spec-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.8rem;
    border-bottom: 1px dashed rgba(255,255,255,0.1);
    padding-bottom: 0.5rem;
}

.spec-item:last-child {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

.spec-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.spec-value {
    font-weight: 600;
    color: var(--secondary);
}

.highlight-spec {
    color: var(--primary-light);
    font-size: 1.1rem;
}

/* Pricing Section */
.pricing-box {
    margin-bottom: 1.5rem;
    text-align: center;
}

.price-retail {
    text-decoration: line-through;
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.price-campaign {
    display: inline-block;
}

.price-campaign .label {
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 0.2rem;
}

.discount-badge {
    background: var(--gradient-primary);
    color: var(--text-dark);
    padding: 0.1rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    margin-left: 0.5rem;
    font-weight: 700;
    letter-spacing: 0;
}

.price-campaign .value {
    font-size: 2.2rem;
    font-weight: 700;
    color: #fff;
    line-height: 1;
}

.price-campaign .tax {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-muted);
}

/* Rental Section */
.rental-box {
    margin-bottom: 2rem;
    background: rgba(212, 175, 55, 0.05);
    border-left: 3px solid var(--primary);
    padding: 1rem;
    border-radius: 0 5px 5px 0;
    flex-grow: 1;
}

.rental-title {
    font-size: 0.85rem;
    color: var(--primary-light);
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.rental-price {
    font-size: 1.25rem;
    color: #fff;
    font-weight: 700;
}

.rental-price .tax {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.rental-note {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
    line-height: 1.3;
}


/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: 5px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    background: var(--bg-card);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    color: #fff;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-light);
}

.faq-question .open-icon {
    color: var(--primary);
    transition: transform 0.3s ease;
}

.faq-item.active .open-icon {
    transform: rotate(45deg);
}

.faq-item.active .faq-question {
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    background: var(--bg-light);
}

.faq-item.active .faq-answer {
    padding: 1.5rem;
    max-height: 500px;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact {
    background: url('data:image/svg+xml;utf8,<svg width="100%" height="100%" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="2" cy="2" r="2" fill="rgba(212,175,55,0.05)"/></pattern></defs><rect width="100%" height="100%" fill="url(%23dots)"/></svg>');
}

.contact-card {
    padding: 4rem 3rem;
}

.contact-card h2 {
    color: #fff;
}

.contact-lead {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--secondary);
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 5px;
    font-family: var(--font-body);
    font-size: 1rem;
    background: rgba(0,0,0,0.5);
    color: #fff;
    transition: var(--transition);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: #000;
    color: var(--text-muted);
    padding: 5rem 0 2rem;
    border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand .logo-text {
    color: #fff;
}

.footer-desc {
    color: rgba(255,255,255,0.5);
    margin-top: 1.5rem;
    margin-bottom: 2rem;
    max-width: 350px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--secondary);
}

.social-links a:hover {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
}

.footer-links h4 {
    color: #fff;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul a {
    color: rgba(255,255,255,0.5);
}

.footer-links ul a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: rgba(255,255,255,0.3);
    font-size: 0.9rem;
}

/* ==========================================================================
   Animations (Scroll Reveal)
   ========================================================================== */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.is-visible {
    opacity: 1;
    transform: translate(0);
}

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.8rem; }
    .features-layout, .products-grid { gap: 2rem; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .header-cta { display: none; }
    .mobile-menu-btn { display: block; }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }
    
    .hero-description {
        margin: 0 auto 2.5rem;
    }
    
    .about-grid { grid-template-columns: 1fr; }
    
    .features-layout {
        grid-template-columns: 1fr;
    }
    
    .features-image { order: -1; }
    
    .products-grid { grid-template-columns: 1fr; }
    
    .campaign-alert {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* ==========================================================================
   Comparison Table Section
   ========================================================================== */
.comparison-table-wrapper {
    overflow-x: auto;
    margin-top: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border-radius: 10px;
    border: var(--border-gold);
}

.comparison-table {
    width: 100%;
    min-width: 800px;
    border-collapse: collapse;
    background: var(--bg-card);
    text-align: left;
}

.comparison-table th,
.comparison-table td {
    padding: 1.5rem;
    border: 1px solid rgba(255,255,255,0.05);
}

.comparison-table th {
    background: rgba(30, 30, 30, 0.9);
    color: var(--primary-light);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

.comparison-table td {
    color: var(--text-main);
    vertical-align: top;
    text-align: center;
}

.comparison-table th:first-child {
    background: rgba(20, 20, 20, 0.9);
    text-align: left;
    width: 20%;
}

.comparison-table td:first-child {
    background: rgba(25, 25, 25, 0.6);
    font-weight: 600;
    color: #fff;
    text-align: left;
}

.comparison-table tr:hover td {
    background: rgba(40, 40, 40, 0.4);
}

.highlight-col {
    background: rgba(212, 175, 55, 0.05) !important;
    border-left: 2px solid var(--primary) !important;
    border-right: 2px solid var(--primary) !important;
    position: relative;
}

.comparison-table tr:last-child .highlight-col {
    border-bottom: 2px solid var(--primary) !important;
}

.highlight-col-header {
    background: linear-gradient(180deg, rgba(212,175,55,0.2) 0%, rgba(30,30,30,0.9) 100%) !important;
    border-top: 2px solid var(--primary) !important;
    border-left: 2px solid var(--primary) !important;
    border-right: 2px solid var(--primary) !important;
    color: var(--primary) !important;
}

.highlight-cell {
    color: var(--primary-light);
    font-weight: 700;
    font-size: 1.1rem;
}

/* ==========================================================================
   Price Graph Section
   ========================================================================== */
.graph-row {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.graph-label {
    width: 30%;
    color: #fff;
    font-weight: 600;
    text-align: right;
    padding-right: 1.5rem;
    line-height: 1.3;
}

.graph-bar-area {
    width: 70%;
    display: flex;
    align-items: center;
}

.graph-bar {
    height: 35px;
    background: #333;
    border-radius: 4px;
    position: relative;
    transition: width 1s ease-out;
}

.graph-bar.well-cube {
    background: var(--gradient-primary);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.4);
}

.graph-value {
    margin-left: 1rem;
    font-weight: 700;
    color: #fff;
    white-space: nowrap;
}

@media (max-width: 480px) {
    .container { padding: 0 1.5rem; }
    .hero-title { font-size: 2.2rem; }
    .section-title { font-size: 2rem; }
    .product-card { padding: 2rem 1.5rem; }
}

/* Logo Image */
.logo-img {
    height: 48px;
    width: auto;
    display: block;
    object-fit: contain;
}