/**
 * Thermalbyte Website Styles
 * 
 * A comprehensive CSS framework for the Thermalbyte thermal paste website.
 * Features modern, responsive design with thermal cooling theme and professional aesthetics.
 * 
 * Key Features:
 * - Responsive design for all device sizes
 * - Thermal cooling color scheme (#59CBE8 primary blue)
 * - Modern animations and transitions
 * - Component-based styling system
 * - Accessibility-focused design
 * 
 * @version 1.0.0
 * @author Thermalbyte Development Team
 */

/* ==========================================================================
   FONT DEFINITIONS
   ========================================================================== */

/* Poppins Font Family - Modern, clean typography */
@font-face {
    font-family: 'Poppins';
    src: url('assets/font/Poppins-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Poppins';
    src: url('assets/font/Poppins-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Poppins';
    src: url('assets/font/Poppins-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Poppins';
    src: url('assets/font/Poppins-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Poppins';
    src: url('assets/font/Poppins-ExtraBold.ttf') format('truetype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

/* ==========================================================================
   RESET AND BASE STYLES
   ========================================================================== */

/* CSS Reset - Normalize browser defaults */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Base body styling with thermal theme */
body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    color: #ffffff;
    overflow-x: hidden;
}

/* ==========================================================================
   FORM ELEMENTS
   ========================================================================== */

/* Force system font for all form elements */
input, textarea, button {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
}

/* Custom dropdown styling for compatibility checker */
.custom-select {
    position: relative;
    width: 100%;
}

.custom-select select {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(89, 197, 225, 0.3);
    border-radius: 10px;
    color: #ffffff;
    font-size: 1rem;
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    appearance: none;
    cursor: pointer;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Standard select styling */
.custom-select::after {
    content: '▼';
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: #59CBE8;
    pointer-events: none;
    font-size: 0.8rem;
}

/* Floating Store Button */
.floating-store {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 12px 30px rgba(0, 204, 255, 0.25);
    border: 2px solid rgba(0, 204, 255, 0.35);
    z-index: 1000;
    transition: all 0.3s ease;
    text-decoration: none;
}

/* Removed hover effects for floating store */

.floating-store img {
    width: 24px;
    height: 24px;
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(100%) contrast(100%);
}

.store-tooltip {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.store-tooltip::after {
    content: '';
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: rgba(0, 0, 0, 0.9);
}


/* ==========================================================================
   LAYOUT COMPONENTS
   ========================================================================== */

/* Main container for content */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================================================
   HEADER AND NAVIGATION
   ========================================================================== */

/* Main header styling */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 204, 255, 0.2);
    z-index: 1000;
    transition: all 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 30px;
    min-height: 80px;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-decoration: none;
    transition: all 0.3s ease;
}

/* Removed hover effects for logo */

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 0 20px rgba(0, 204, 255, 0.3);
}

.logo-text {
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: #59CBE8;
    text-shadow: 0 0 10px rgba(0, 204, 255, 0.5);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
    height: 100%;
    margin: 0;
    padding: 0;
}

.nav-links li {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s ease;
    padding: 12px 20px;
    border-radius: 25px;
    font-weight: 500;
    font-size: 1rem;
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-links a:hover {
    color: #59CBE8;
    text-decoration: underline;
    text-decoration-color: #59CBE8;
    text-underline-offset: 4px;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

/* Main hero section with thermal theme */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 15% 70% 15%;
    align-items: center;
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

.hero-left {
    grid-column: 1;
    /* Empty left column - 15% */
}

.hero-middle {
    grid-column: 2;
    display: flex;
    align-items: stretch;
    gap: 20px;
    padding: 0 20px;
}

.hero-right {
    grid-column: 3;
    /* Empty right column - 15% */
}

.product-image {
    width: 100%;
    height: auto;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100%;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(0, 204, 255, 0.1) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    min-height: 100%;
}

.hero h1 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff, #59CBE8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: glow 2s ease-in-out infinite alternate;
    letter-spacing: -1px;
    line-height: 1.1;
}

@keyframes glow {
    from { filter: drop-shadow(0 0 20px rgba(0, 204, 255, 0.5)); }
    to { filter: drop-shadow(0 0 30px rgba(0, 204, 255, 0.8)); }
}

.hero p {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 10px;
    color: #ffffff;
    line-height: 1.6;
    letter-spacing: 0.2px;
}

.cta-button {
    display: inline-block;
    padding: 15px 35px;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    color: #ffffff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 204, 255, 0.3);
    align-self: center;
    margin-top: 20px;
    position: relative;
    z-index: 100;
    cursor: pointer;
}


/* ==========================================================================
   BUTTON COMPONENTS
   ========================================================================== */

.btn-primary {
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    border: none;
    border-radius: 50px;
    font-weight: bold;
    box-shadow: 0 10px 30px rgba(0, 204, 255, 0.3);
    transition: all 0.3s ease;
}

/* Removed hover effects for primary buttons */

.btn-primary:focus {
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    box-shadow: 0 10px 30px rgba(0, 204, 255, 0.3);
}

/* Location Badges */
.location-badges {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin: 20px 0;
    justify-content: flex-start;
}

.location-badge {
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}


/* ==========================================================================
   FEATURES SECTION
   ========================================================================== */

.features {
    padding: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 204, 255, 0.05) 100%);
    scroll-margin-top: 100px; /* Account for fixed header */
}

.section-title {
    font-family: 'Poppins', sans-serif;
    text-align: center;
    font-size: 2.0rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: #59CBE8;
    letter-spacing: -0.5px;
}

.lead {
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 40px;
}

.text-muted {
    color: #ffffff !important;
    opacity: 0.9;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    justify-items: center;
    max-width:1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 204, 255, 0.2);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #59CBE8, #0099cc);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

/* Removed hover effects for feature cards */

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 204, 255, 0.3);
}

.feature-icon img {
    width: 32px;
    height: 32px;
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(100%) contrast(100%);
}

.feature-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #59CBE8;
    letter-spacing: -0.3px;
}

/* SEO Content Section */
.seo-content {
    padding: 80px 0;
    background: linear-gradient(180deg, rgba(0, 204, 255, 0.02) 0%, transparent 100%);
}

.seo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 40px;
}

.seo-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 204, 255, 0.15);
    border-radius: 15px;
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.seo-card h3 {
    color: #59CBE8;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.seo-card p {
    color: #ffffff;
    line-height: 1.6;
    margin-bottom: 15px;
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 15px;
}

.keyword-tag {
    background: rgba(0, 204, 255, 0.1);
    border: 1px solid rgba(0, 204, 255, 0.3);
    color: #59CBE8;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.875rem;
}

/* ==========================================================================
   PRODUCTS SECTION
   ========================================================================== */

.products {
    padding: 20px 0;
    background: linear-gradient(180deg, rgba(0, 204, 255, 0.05) 0%, transparent 100%);
    scroll-margin-top: 100px; /* Account for fixed header */
}

/* Official Store Card */
.official-store-card {
    background: linear-gradient(135deg, rgba(89, 203, 232, 0.2), rgba(0, 153, 204, 0.15));
    backdrop-filter: blur(20px);
    border: 3px solid rgba(89, 203, 232, 0.6);
    border-radius: 25px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(89, 203, 232, 0.3), 0 0 40px rgba(89, 203, 232, 0.2);
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.official-store-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #59CBE8, #0099cc, #00e6ff);
    transform: scaleX(1);
    box-shadow: 0 0 20px rgba(89, 203, 232, 0.5);
}

/* Removed hover effects for official store cards */

.recommended-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: #ffffff;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.official-store-content h3 {
    font-size: 2.5rem;
    color: #59CBE8;
    margin-bottom: 15px;
    font-weight: 700;
    text-shadow: 0 0 20px rgba(89, 203, 232, 0.3);
}

.store-description {
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 25px;
    font-weight: 500;
}

.store-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 30px;
    align-items: center;
}

.feature-item {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.official-store-button {
    display: inline-block;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    color: #ffffff;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 12px 35px rgba(89, 203, 232, 0.4), 0 0 20px rgba(89, 203, 232, 0.3);
    border: 2px solid rgba(89, 203, 232, 0.3);
}

.official-store-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 45px rgba(89, 203, 232, 0.5), 0 0 30px rgba(89, 203, 232, 0.4);
    background: linear-gradient(135deg, #00e6ff, #59CBE8);
    color: #ffffff;
    text-decoration: none;
    border-color: rgba(89, 203, 232, 0.6);
}

.product-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: stretch;
    margin-top: 60px;
    min-height: 600px;
}

.product-info {
    height: 100%;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 0;
    background: transparent;
    border-radius: 0;
    border: none;
}

.product-info h3 {
    font-size: 1.5rem;
    color: #59CBE8;
    margin-bottom: 20px;
}

.product-info p {
    font-size: 1rem;
    line-height: 1.6;
    color: #ffffff;
    margin-bottom: 30px;
}

.specs {
    list-style: none;
    margin: 0;
    background: rgba(30, 41, 59, 0.8);
    border-radius: 15px;
    padding: 40px;
    border: 1px solid rgba(0, 204, 255, 0.2);
    overflow: hidden;
    height: 100%;
    min-height: 600px;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.specs li {
    padding: 18px 25px;
    border-bottom: 1px solid rgba(0, 204, 255, 0.15);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin: 0;
    background: transparent;
}

.specs li:last-child {
    border-bottom: none;
}

.specs li:before {
    content: '▶';
    color: #59CBE8;
    font-size: 0.875rem;
    margin-right: 15px;
    flex-shrink: 0;
}

.spec-label {
    color: #ffffff;
    font-weight: 400;
    font-size: 1rem;
    flex: 1;
}

.spec-value {
    color: #59CBE8;
    font-weight: 600;
    font-size: 1rem;
    text-align: right;
    margin-left: 20px;
}

.product-visual {
    background: linear-gradient(135deg, rgba(0, 204, 255, 0.1), rgba(0, 204, 255, 0.05));
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    border: 1px solid rgba(0, 204, 255, 0.2);
    position: relative;
    height: 100%;
    min-height: 600px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
}

.application-guide {
    width: 100%;
    max-width: 300px;
}

.guide-title {
    font-size: 1.5rem;
    color: #59CBE8;
    margin-bottom: 30px;
    font-weight: bold;
}

.cpu-container {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto 30px;
    background: #333;
    border-radius: 12px;
    border: 3px solid #555;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
}

.cpu-surface {
    width: 140px;
    height: 140px;
    background: #2a2a2a;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.syringe {
    position: absolute;
    bottom: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
    font-size: 1.5rem;
    transition: all 1s ease;
    opacity: 0;
    z-index: 10;
}

.syringe img {
    width: 24px;
    height: 24px;
    filter: drop-shadow(0 0 4px rgba(0, 204, 255, 0.6));
}

.syringe.active {
    opacity: 1;
    top: 35%;
}

.thermal-paste {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 14px;
    height: 14px;
    background: #c0c0c0;
    border-radius: 50%;
    transition: all 1s ease;
    opacity: 0;
    transform: translate(-50%, -50%) scale(0);
    box-shadow: 0 0 14px rgba(192, 192, 192, 0.6);
}

.thermal-paste.active {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.step-indicator {
    font-size: 1rem;
    color: #ffffff;
    margin-bottom: 10px;
    min-height: 20px;
}

.step-description {
    font-size: 0.875rem;
    color: #ffffff;
    line-height: 1.4;
    min-height: 40px;
}

.spread-animation {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 4px;
    height: 4px;
    background: #c0c0c0;
    border-radius: 50%;
    opacity: 0;
}

.spread-animation.active {
    animation: spreadPaste 1.0s ease-out forwards;
}

@keyframes spreadPaste {
    0% {
        width: 4px;
        height: 4px;
        opacity: 1;
    }
    50% {
        width: 80px;
        height: 80px;
        opacity: 0.8;
        background: linear-gradient(45deg, #c0c0c0, #a8a8a8);
    }
    100% {
        width: 130px;
        height: 130px;
        opacity: 0.6;
        background: linear-gradient(45deg, #c0c0c0, #888888);
    }
}

/* ==========================================================================
   VIDEOS SECTION
   ========================================================================== */

.videos {
    padding: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 204, 255, 0.03) 50%, transparent 100%);
    scroll-margin-top: 100px; /* Account for fixed header */
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
    margin-top: 40px;
    justify-items: center;
}

.video-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 204, 255, 0.2);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    max-width: 800px;
    width: 100%;
    margin: 0 auto;
}

/* Removed hover effects for video cards */

.video-wrapper {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
}

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

.video-info {
    padding: 25px;
}

.video-info h3 {
    font-size: 1.5rem;
    color: #59CBE8;
    margin-bottom: 15px;
    font-weight: bold;
}

.video-info p {
    color: #ffffff;
    line-height: 1.6;
    margin-bottom: 15px;
}

/* ==========================================================================
   MARKETPLACE SECTION
   ========================================================================== */

.marketplace {
    padding: 100px 0;
    background: linear-gradient(180deg, rgba(0, 204, 255, 0.03) 0%, transparent 50%, rgba(0, 204, 255, 0.03) 100%);
    scroll-margin-top: 100px; /* Account for fixed header */
}

.marketplace-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.marketplace-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(0, 204, 255, 0.15);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    opacity: 0.85;
}

.marketplace-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #59CBE8, #0099cc);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    opacity: 0.6;
}

/* Removed hover effects for marketplace cards */

.marketplace-logo {
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.85);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.5rem;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.marketplace-logo img {
    max-width: 56px;
    max-height: 48px;
    height: auto;
    width: auto;
    display: block;
}

.marketplace-card h3 {
    font-size: 1rem;
    margin-bottom: 12px;
    color: #59CBE8;
    opacity: 0.9;
}

.marketplace-card p {
    color: #ffffff;
    margin-bottom: 20px;
    font-size: 0.875rem;
    line-height: 1.4;
    opacity: 0.8;
}

.marketplace-button {
    display: inline-block;
    padding: 10px 22px;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    color: #ffffff;
    text-decoration: none;
    border-radius: 22px;
    font-weight: bold;
    font-size: 0.875rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 204, 255, 0.2);
    opacity: 0.9;
}


/* ==========================================================================
   FOOTER SECTION
   ========================================================================== */

footer {
    background: rgba(10, 10, 10, 0.9);
    padding: 50px 0;
    border-top: 1px solid rgba(0, 204, 255, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    text-align: center;
}

.footer-section h4 {
    color: #59CBE8;
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-section p, .footer-section a {
    color: #ffffff;
    text-decoration: none;
    line-height: 1.6;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #59CBE8;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 20px;
    justify-content: center;
}

.social-links a {
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.social-links a img {
    width: 24px;
    height: 24px;
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(100%) contrast(100%);
}

.social-links a:hover {
    color: #59CBE8;
    transform: scale(1.1);
}

.social-links a:hover img {
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(100%) contrast(100%);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #ffffff;
    font-size: 0.875rem;
}

/* Mobile Menu Styles */
.mobile-menu-toggle {
    display: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    position: relative;
    width: 40px;
    height: 40px;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    transform: scale(1.1);
}

.hamburger-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) saturate(100%) invert(70%) sepia(100%) saturate(2000%) hue-rotate(180deg) brightness(1.2);
    transition: transform 0.3s ease;
}

.mobile-menu-toggle.active .hamburger-icon {
    transform: rotate(90deg);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-links {
    list-style: none;
    text-align: center;
}

.mobile-nav-links li {
    margin: 20px 0;
}

.mobile-nav-links a {
    color: #ffffff;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
    transition: all 0.3s ease;
    display: block;
    padding: 15px;
}

.mobile-nav-links a:hover {
    color: #59CBE8;
    text-decoration: underline;
    text-decoration-color: #59CBE8;
    text-underline-offset: 4px;
}

.mobile-nav-close {
    position: absolute;
    top: 20px;
    right: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1001;
    padding: 8px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mobile-nav-close:hover {
    transform: scale(1.1);
}

.close-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) saturate(100%) invert(70%) sepia(100%) saturate(2000%) hue-rotate(180deg) brightness(1.2);
    transition: transform 0.3s ease;
}

.mobile-nav-close:hover .close-icon {
    transform: scale(1.1);
}

/* Large Tablet Responsive */
@media (max-width: 1200px) and (min-width: 1025px) {
    .nav-links {
        gap: 30px;
    }
    
    .nav-links a {
        font-size: 1rem;
        padding: 12px 18px;
    }
}

/* Tablet Responsive */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    /* Header adjustments for tablet */
    nav {
        padding: 20px 30px;
        min-height: 70px;
        height: 70px;
    }
    
    .nav-links {
        gap: 25px;
    }
    
    .nav-links a {
        font-size: 1rem;
        padding: 10px 15px;
    }
    
    .mobile-menu-toggle {
        display: none;
    }
    
    .mobile-nav {
        display: none;
    }
    
    .logo img {
        height: 45px;
    }
    
    /* Hero section improvements */
    .hero {
        height: auto;
        min-height: 70vh;
        align-items: center;
        padding: 60px 0;
    }
    
    .hero-container {
        grid-template-columns: 10% 80% 10%;
        padding: 20px 10px;
        align-items: center;
    }
    
    .hero-middle {
        gap: 15px;
        padding: 0 10px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
        line-height: 1.2;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    /* Features grid */
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .features {
        padding: 60px 0;
        scroll-margin-top: 90px; /* Account for tablet header height */
    }
    
    /* Product showcase */
    .product-showcase {
        gap: 50px;
    }
    
    /* Marketplace grid */
    .marketplace-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    /* Videos grid */
    .videos-grid {
        grid-template-columns: 1fr;
    }
    
    /* SEO grid */
    .seo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    /* Modal adjustments */
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .downloads-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .floating-store {
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
    }
    
    .floating-store img {
        width: 24px;
        height: 24px;
    }
    
    .mobile-menu-toggle {
        width: 35px;
        height: 35px;
    }
    
    .hamburger-icon {
        width: 20px;
        height: 20px;
    }
    
    .mobile-nav-close {
        width: 35px;
        height: 35px;
    }
    
    .close-icon {
        width: 20px;
        height: 20px;
    }
    
    /* Footer - Single column for tablet */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-section {
        margin-bottom: 30px;
    }
    
    .footer-section:last-child {
        margin-bottom: 0;
    }
}


/* Medium Tablet Responsive */
@media (max-width: 900px) {
    /* Header adjustments for medium tablet */
    nav {
        padding: 18px 25px;
        min-height: 65px;
        height: 65px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .logo img {
        height: 42px;
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    
    /* Header adjustments for mobile */
    nav {
        padding: 15px 20px;
        min-height: 60px;
        height: 60px;
    }
    
    .logo img {
        height: 40px;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .hero {
        padding: 40px 0;
        min-height: 80vh;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 40px 20px 30px;
        text-align: center;
        align-items: center;
    }
    
    .hero-left {
        display: none;
    }
    
    .hero-middle {
        grid-column: 1;
        flex-direction: column;
        gap: 30px;
        padding: 0;
    }
    
    .hero-right {
        display: none;
    }
    
    .hero-content {
        order: 2;
        text-align: center;
        align-items: center;
        width: 100%;
    }
    
    .hero h1 {
        font-size: 2.5rem;
        margin-bottom: 15px;
        line-height: 1.2;
        text-align: center;
        width: 100%;
    }
    
    .hero p {
        font-size: 1rem;
        margin-bottom: 20px;
        line-height: 1.5;
        text-align: center;
        max-width: 100%;
        width: 100%;
    }
    
    .hero .lead {
        font-size: 1rem;
        margin-bottom: 30px;
    }
    
    .product-image {
        order: 1;
        padding: 10px;
        margin: 0;
        width: 100%;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .product-image img {
        transform: scale(0.9);
        max-width: 350px;
        width: 100%;
        height: auto;
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-nav {
        display: flex;
    }
    
    .product-showcase {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .feature-card {
        padding: 25px 20px;
        margin: 0;
    }
    
    .marketplace-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .marketplace-card {
        margin: 0;
        padding: 25px 20px;
    }
    
    .videos-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .video-card {
        margin: 0;
    }
    
    .seo-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .seo-card {
        margin: 0;
        padding: 25px 20px;
    }
    
    .location-badges {
        justify-content: center;
        margin: 15px 0;
    }
    
    .cta-button {
        font-size: 1rem;
        padding: 12px 25px;
        margin-top: 15px;
    }
    
    .section-title {
        font-size: 2.5rem;
        margin-bottom: 30px;
        text-align: center;
    }
    
    .features {
        padding: 30px 0;
        scroll-margin-top: 80px; /* Account for mobile header height */
    }
    
    .products {
        padding: 50px 0;
    }
    
    .videos {
        padding: 50px 0;
    }
    
    .marketplace {
        padding: 50px 0;
    }
    
    .floating-store {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    
    .floating-store img {
        width: 22px;
        height: 22px;
    }
    
    .mobile-menu-toggle {
        width: 35px;
        height: 35px;
    }
    
    .hamburger-icon {
        width: 20px;
        height: 20px;
    }
    
    .mobile-nav-close {
        width: 35px;
        height: 35px;
    }
    
    .close-icon {
        width: 20px;
        height: 20px;
    }
    
    .specs {
        margin: 20px 0;
    }
    
    .specs li {
        padding: 15px 20px;
        flex-direction: column;
        text-align: center;
        gap: 5px;
    }
    
    .spec-label {
        font-size: 0.875rem;
    }
    
    .spec-value {
        font-size: 0.875rem;
        margin-left: 0;
    }
    
    .application-guide {
        max-width: 320px;
    }
    
    .cpu-container {
        width: 180px;
        height: 180px;
    }
    
    .cpu-surface {
        width: 120px;
        height: 120px;
    }
    
    .thermal-paste {
        width: 20px;
        height: 20px;
    }
    
    .product-visual {
        min-height: 400px;
    }
    
    .spread-animation.active {
        animation: spreadPasteMobile 1.0s ease-out forwards;
    }
    
    @keyframes spreadPasteMobile {
        0% {
            width: 8px;
            height: 8px;
            opacity: 1;
        }
        50% {
            width: 60px;
            height: 60px;
            opacity: 0.8;
            background: linear-gradient(45deg, #c0c0c0, #a8a8a8);
        }
        100% {
            width: 100px;
            height: 100px;
            opacity: 0.6;
            background: linear-gradient(45deg, #c0c0c0, #a8a8a8);
        }
    }
    
    .modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .downloads-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .download-category {
        margin: 0 10px;
        padding: 20px;
    }
}

/* Small Mobile Responsive */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    /* Header adjustments for small mobile */
    nav {
        padding: 12px 15px;
        min-height: 55px;
        height: 55px;
    }
    
    .logo img {
        height: 35px;
    }
    
    .mobile-nav-links a {
        font-size: 1.5rem;
        padding: 12px;
    }
    
    .hero {
        padding: 30px 0;
        min-height: 70vh;
    }
    
    .hero-container {
        padding: 30px 15px 20px;
        gap: 25px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
        text-align: center;
        width: 100%;
        line-height: 1.1;
    }
    
    .hero p {
        font-size: 0.875rem;
        text-align: center;
        max-width: 100%;
        width: 100%;
    }
    
    .section-title {
        font-size: 1.8rem;
        margin-bottom: 25px;
        text-align: center;
    }
    
    .cta-button {
        font-size: 0.875rem;
        padding: 10px 20px;
    }
    
    .modal-content {
        width: 98%;
        margin: 2% auto;
    }
    
    .modal-body {
        padding: 20px;
    }
    
    .download-item {
        padding: 15px 0;
    }
    
            .product-image img {
                max-width: 280px;
                transform: scale(0.8);
                width: 100%;
                height: auto;
            }
    
    .feature-card,
    .marketplace-card,
    .seo-card,
    .video-card {
        margin: 0;
        padding: 20px 15px;
    }
    
    .features {
        padding: 25px 0;
        scroll-margin-top: 70px; /* Account for small mobile header height */
    }
    
    .section-title {
        font-size: 2.0rem;
        margin-bottom: 30px;
        text-align: center;
    }
    
    .cta-button {
        font-size: 0.875rem;
        padding: 10px 20px;
    }
    
    .marketplace-button {
        font-size: 0.875rem;
        padding: 10px 20px;
    }
}

/* Floating particles animation */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: #59CBE8;
    border-radius: 50%;
    animation: float 6s infinite ease-in-out;
    opacity: 0.6;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0; }
    50% { transform: translateY(-100px) rotate(180deg); opacity: 1; }
}

/* Extra Small Mobile Responsive */
@media (max-width: 360px) {
    .container {
        padding: 0 10px;
    }
    
    nav {
        padding: 10px 15px;
        min-height: 50px;
        height: 50px;
    }
    
    .logo img {
        height: 30px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 0.875rem;
    }
    
    .section-title {
        font-size: 1.6rem;
        text-align: center;
    }
    
    .feature-card,
    .marketplace-card,
    .seo-card {
        padding: 15px 10px;
    }
    
    .cta-button {
        font-size: 0.875rem;
        padding: 8px 16px;
    }
    
    .floating-store {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
    }
    
    .floating-store img {
        width: 20px;
        height: 20px;
    }
    
    .mobile-menu-toggle {
        width: 32px;
        height: 32px;
    }
    
    .hamburger-icon {
        width: 18px;
        height: 18px;
    }
    
    .mobile-nav-close {
        width: 32px;
        height: 32px;
    }
    
    .close-icon {
        width: 18px;
        height: 18px;
    }
    
    .modal-content {
        width: 98%;
        margin: 1% auto;
    }
    
    .modal-body {
        padding: 15px;
    }
    
    .download-item {
        padding: 12px 0;
    }
}

/* ==========================================================================
   MODAL COMPONENTS
   ========================================================================== */

.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.modal-content {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    margin: 3% auto;
    padding: 0;
    border: 1px solid rgba(89, 197, 225, 0.3);
    border-radius: 24px;
    width: 90%;
    max-width: 900px;
    max-height: 85vh;
    overflow: hidden;
    box-shadow: 0 25px 80px rgba(89, 197, 225, 0.4);
    animation: modalSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    flex-direction: column;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-60px) scale(0.85);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Legacy modal header - removed gradient to prevent glow effect */
.modal-header.legacy {
    background: #1a1a2e;
    padding: 12px 20px;
    border-radius: 24px 24px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    overflow: hidden;
}

/* Removed shimmer effect from modal header */

/* Removed shimmer animation */

.modal-title {
    display: flex;
    align-items: center;
    z-index: 1;
}

.modal-header h2 {
    color: #ffffff;
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.close-btn {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 1;
}

.close-btn:hover {
    transform: scale(1.1);
    opacity: 0.8;
}

.modal-body {
    padding: 32px;
    overflow-y: auto;
    flex: 1;
    max-height: calc(85vh - 120px);
}

/* Custom scrollbar for modal body */
.modal-body::-webkit-scrollbar {
    width: 8px;
}

.modal-body::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(89, 197, 225, 0.5);
    border-radius: 4px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(89, 197, 225, 0.7);
}

.modal-description {
    color: #ffffff;
    font-size: 1rem;
    text-align: center;
    margin-bottom: 32px;
    line-height: 1.6;
}

.downloads-list {
    display: flex;
    flex-direction: column;
    margin-top: 24px;
}

.download-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid rgba(89, 197, 225, 0.2);
    color: #ffffff;
}

.download-item:last-child {
    border-bottom: none;
}

/* Removed hover effects for download items */

.pdf-icon {
    width: 28px;
    height: 28px;
    filter: brightness(0) saturate(100%) invert(20%) sepia(100%) saturate(2000%) hue-rotate(0deg) brightness(1.2);
}

.download-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.download-title {
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
}

.download-desc {
    font-size: 0.875rem;
    color: #ffffff;
}

/* Removed hover effects for download text */

.download-btn {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
}

/* Removed hover effects for download button */

.download-icon {
    width: 20px;
    height: 20px;
    filter: brightness(0) saturate(100%) invert(70%) sepia(100%) saturate(2000%) hue-rotate(180deg) brightness(1.2);
}

/* ==========================================================================
   COMPATIBILITY CHECKER SECTION
   ========================================================================== */

.compatibility-section {
    padding: 100px 0 50px;
    min-height: 100vh;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
}

.header {
    text-align: center;
    margin-bottom: 50px;
    padding-top: 40px;
}

.page-title {
    font-size: 2.5rem;
    color: #59CBE8;
    margin-bottom: 10px;
}

.page-subtitle {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 40px;
}

.warning-box {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 15px;
    padding: 20px;
    margin: 30px 0;
}

.warning-box h3 {
    color: #FBBF24;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 600;
}

.warning-box h3 img {
    filter: brightness(0) saturate(100%) invert(70%) sepia(100%) saturate(2000%) hue-rotate(15deg) brightness(1.2);
}

/* SVG icon now uses exact HEX color #FBBF24 */

.warning-box p {
    color: #ffffff;
    line-height: 1.6;
}

/* Removed checker-container - now using main container */

.checker-section {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(89, 197, 225, 0.2);
    border-radius: 20px;
    padding: 30px;
}

.checker-section .section-title {
    font-size: 1.5rem;
    justify-content: flex-start;
    text-align: left;
}

.checker-section .section-title img {
    filter: brightness(0) saturate(100%) invert(70%) sepia(100%) saturate(2000%) hue-rotate(180deg) brightness(1.2) !important;
}

.section-title {
    font-size: 2.0rem;
    color: #59CBE8;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
}

.select-group {
    margin-bottom: 20px;
}

.select-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #ffffff;
}

.select-group select {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(89, 197, 225, 0.3);
    border-radius: 10px;
    color: #ffffff;
    font-size: 1rem;
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    appearance: none;
    cursor: pointer;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.select-group select:focus {
    outline: none;
    border-color: #59CBE8;
    box-shadow: 0 0 15px rgba(89, 197, 225, 0.3);
}

.select-group select option {
    background: #1a1a2e;
    color: #ffffff;
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif !important;
    font-size: 1rem;
    padding: 8px 12px;
}

.check-button {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #59CBE8, #59BCD7);
    color: #ffffff;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(89, 197, 225, 0.3);
}

.check-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(89, 197, 225, 0.5);
}

.result-container {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(89, 197, 225, 0.2);
    border-radius: 20px;
    padding: 30px;
    margin-top: 30px;
    display: none;
}

.result-container.show {
    display: block;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.result-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding: 20px;
    border-radius: 15px;
    background: rgba(89, 197, 225, 0.1);
    border: 1px solid rgba(89, 197, 225, 0.3);
}

.result-header h3 {
    color: #59CBE8;
    margin: 0;
    font-size: 1.5rem;
}

.result-details {
    margin-top: 20px;
}

.compatibility-detail {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 15px;
}

.compatibility-detail:last-child {
    margin-bottom: 0;
}

.compatibility-detail h4 {
    color: #59CBE8;
    margin-bottom: 10px;
    font-size: 1rem;
}

.compatibility-detail p {
    color: #ffffff;
    line-height: 1.6;
    margin: 0;
}

/* Information Boxes */
.info-box {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border-radius: 12px;
    padding: 30px;
    border: 1px solid #475569;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    height: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 1;
}

.info-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #59CBE8, #0099cc);
}

/* Removed hover effects for info boxes */

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    box-shadow: 0 8px 16px rgba(89, 203, 232, 0.3);
}

.info-box h3 {
    color: #59CBE8;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    font-family: 'Poppins', sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
}

.info-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
    width: 100%;
}

.info-box li {
    color: #ffffff;
    margin-bottom: 12px;
    padding: 0;
    position: relative;
    line-height: 1.6;
    font-size: 1rem;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.info-box li::before {
    content: '';
    display: none;
}

.info-box li strong {
    color: #ffffff;
    font-weight: bold;
}

/* Responsive Design for Info Boxes */
@media (max-width: 768px) {
    .info-box {
        padding: 25px 20px;
        margin: 0;
        text-align: center;
        align-items: center;
    }

    .info-box h3 {
        font-size: 1.5rem;
        justify-content: center;
        text-align: center;
    }

    .info-box li {
        font-size: 0.875rem;
        justify-content: center;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .info-box {
        padding: 20px 15px;
        margin: 0;
        text-align: center;
        align-items: center;
    }

    .info-box h3 {
        font-size: 1.5rem;
        justify-content: center;
        text-align: center;
    }

    .info-box li {
        font-size: 0.875rem;
        justify-content: center;
        text-align: center;
    }
}

@media (max-width: 360px) {
    .info-box {
        padding: 15px 10px;
        margin: 0;
        text-align: center;
        align-items: center;
    }

    .info-box h3 {
        font-size: 1.5rem;
        justify-content: center;
        text-align: center;
    }

    .info-box li {
        font-size: 0.875rem;
        justify-content: center;
        text-align: center;
    }
}

/* Compatibility Modal Styles */
.modal-content {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    border: 1px solid #475569;
    border-radius: 12px;
}

.modal-header {
    border-bottom: 1px solid #475569;
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    border-radius: 12px 12px 0 0;
}

.modal-title {
    color: #ffffff;
    font-weight: 700;
    font-family: 'Poppins', sans-serif;
}

.modal-body {
    color: #ffffff;
    padding: 30px;
}

.modal-footer {
    border-top: 1px solid #475569;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%);
    border-radius: 0 0 12px 12px;
}

.btn-close {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: 6px;
    outline: none;
    color: #ffffff !important;
    opacity: 1 !important;
}

.btn-close:focus {
    outline: none;
    box-shadow: none;
    color: #ffffff !important;
    opacity: 1 !important;
}

.btn-close:hover {
    color: #ffffff !important;
    opacity: 1 !important;
}

.btn-close:active {
    color: #ffffff !important;
    opacity: 1 !important;
}

.btn-close::before {
    content: '';
    display: inline-block;
    width: 16px;
    height: 16px;
    background-image: url('assets/icons/close-line.svg');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    filter: brightness(0) saturate(100%) invert(100%) sepia(0%) saturate(0%) hue-rotate(0deg) brightness(100%) contrast(100%) !important;
}

.btn-primary {
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    border: none;
    color: #ffffff;
    font-weight: 600;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #0099cc, #59CBE8);
    transform: translateY(-1px);
}

.btn-secondary {
    background: #475569;
    border: 1px solid #64748b;
    color: #ffffff;
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.btn-secondary:hover {
    background: #64748b;
    border-color: #94a3b8;
}

/* Button Component Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn:hover:not(:disabled) {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn.loading {
    cursor: not-allowed;
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon-left {
    margin-right: 4px;
}

.btn-icon-right {
    margin-left: 4px;
}

.btn-text {
    display: inline-flex;
    align-items: center;
}

/* Button Sizes */
.btn-small {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.btn-large {
    padding: 14px 28px;
    font-size: 1rem;
}

/* Button Shapes */
.btn-rounded {
    border-radius: 8px;
}

.btn-square {
    border-radius: 4px;
}

/* Button Types */
.btn-primary {
    background: linear-gradient(135deg, #59CBE8, #0099cc);
    color: #ffffff !important;
    border: none;
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #0099cc, #59CBE8);
    transform: translateY(-1px);
    color: #ffffff !important;
}

.btn-secondary {
    background: #475569;
    color: #ffffff !important;
    border: 1px solid #64748b;
}

.btn-secondary:hover:not(:disabled) {
    background: #64748b;
    border-color: #94a3b8;
    color: #ffffff !important;
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #ffffff !important;
    border: none;
}

.btn-success:hover:not(:disabled) {
    background: linear-gradient(135deg, #059669, #10b981);
    transform: translateY(-1px);
    color: #ffffff !important;
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #ffffff !important;
    border: none;
}

.btn-danger:hover:not(:disabled) {
    background: linear-gradient(135deg, #dc2626, #ef4444);
    transform: translateY(-1px);
    color: #ffffff !important;
}

.btn-warning {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #ffffff !important;
    border: none;
}

.btn-warning:hover:not(:disabled) {
    background: linear-gradient(135deg, #d97706, #f59e0b);
    transform: translateY(-1px);
    color: #ffffff !important;
}

.btn-info {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: #ffffff !important;
    border: none;
}

.btn-info:hover:not(:disabled) {
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    transform: translateY(-1px);
    color: #ffffff !important;
}

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.btn-spinner {
    animation: spin 1s linear infinite;
}