/* ====================================
   ProSporTech - Main Styles
   ==================================== */

/* CSS Variables */
:root {
    --bg: #050505;
    --surface: #0A0A0A;
    --surface-highlight: #121212;
    --primary: #00F0FF;
    --secondary: #CCFF00;
    --text-main: #FFFFFF;
    --text-muted: #94A3B8;
    --border: rgba(255, 255, 255, 0.1);
    
    --font-heading: 'Unbounded', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

/* Grid Overlay */
.grid-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    opacity: 0.03;
    background-image: 
        linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 48px;
    }
}

/* ====================================
   Navigation
   ==================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.2rem;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

.nav-links {
    display: none;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

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

.nav-cta {
    padding: 12px 24px !important;
    border: 1px solid var(--border) !important;
    color: var(--text-main) !important;
}

.nav-cta:hover {
    border-color: var(--primary) !important;
    background: rgba(0, 240, 255, 0.1) !important;
}

.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    border-color: var(--primary);
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }
    .mobile-menu-btn {
        display: none;
    }
}

/* ====================================
   Hero Section
   ==================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

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

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, var(--bg) 0%, rgba(5,5,5,0.8) 50%, var(--bg) 100%);
}

.hero-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.15) 0%, rgba(5, 5, 5, 0) 70%);
    pointer-events: none;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
}

.hero-label {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--primary);
    margin-bottom: 24px;
}

.hero-title {
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: clamp(3rem, 10vw, 7rem);
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: 24px;
}

.title-line {
    display: block;
}

.title-line.accent {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg);
    clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.btn-primary:hover {
    background: var(--text-main);
}

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

.btn-secondary:hover {
    border-color: var(--primary);
    background: rgba(0, 240, 255, 0.1);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    animation: bounce 2s infinite;
    z-index: 2;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ====================================
   Sections Common
   ==================================== */
.section {
    padding: 100px 0;
    position: relative;
}

@media (min-width: 768px) {
    .section {
        padding: 140px 0;
    }
}

.section-header {
    margin-bottom: 60px;
}

.section-header.center {
    text-align: center;
}

.section-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: #00F0FF !important;
    margin-bottom: 16px;
}

.section-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: clamp(2rem, 6vw, 3.5rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: #FFFFFF !important;
}

.section-desc {
    font-size: 1.125rem;
    color: #94A3B8 !important;
    max-width: 600px;
    margin: 20px auto 0;
}

/* ====================================
   About Section
   ==================================== */
.about {
    background: #050505 !important;
}

.about-grid {
    display: grid;
    gap: 60px;
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        align-items: center;
    }
}

.about-text {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

.about-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-top: 8px;
}

.about-visual {
    position: relative;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: grayscale(100%);
    transition: var(--transition);
}

.about-image-wrapper:hover .about-image {
    filter: grayscale(0%);
}

.image-border {
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 1px solid var(--primary);
    pointer-events: none;
    z-index: -1;
}

/* ====================================
   Products Section
   ==================================== */
.products {
    background: var(--surface);
}

.products-bento {
    display: grid;
    gap: 24px;
}

@media (min-width: 768px) {
    .products-bento {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto auto;
    }
    
    .product-card.large {
        grid-row: span 2;
    }
    
    .product-card.wide {
        grid-column: span 2;
    }
}

.product-card {
    position: relative;
    background: var(--bg);
    border: 1px solid var(--border);
    padding: 40px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    border-color: rgba(0, 240, 255, 0.5);
}

.product-card:hover .product-glow {
    opacity: 1;
}

.product-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 240, 255, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
}

.product-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 240, 255, 0.1);
    color: var(--primary);
    margin-bottom: 24px;
}

.product-icon i {
    width: 28px;
    height: 28px;
}

.product-status {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--secondary);
    margin-bottom: 12px;
}

.product-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-main);
}

.product-desc {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
}

.product-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    display: inline-block;
    padding: 6px 12px;
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.patent-notice {
    text-align: center;
    margin-top: 40px;
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
}

/* ====================================
   Sports Section
   ==================================== */
.sports {
    background: var(--bg);
}

.sports-image-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

@media (min-width: 640px) {
    .sports-image-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .sports-image-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 20px;
    }
}

.sport-image-card {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.sport-image-card:hover {
    border-color: var(--primary);
}

.sport-image-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: var(--transition);
}

.sport-image-card:hover img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.sport-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(0, 0, 0, 0.9) 100%);
    display: flex;
    align-items: flex-end;
    padding: 16px;
}

.sport-name {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-main);
}

/* Legacy sport-card styles removed */

/* ====================================
   Team Section
   ==================================== */
.team {
    background: var(--surface);
}

.team-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-width: 800px;
    margin: 0 auto;
}

.team-list-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px 0;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.team-list-item:first-child {
    border-top: 1px solid var(--border);
}

.team-list-item:hover {
    padding-left: 16px;
    background: rgba(0, 240, 255, 0.03);
}

.team-list-item:hover .team-list-icon {
    color: var(--primary);
    border-color: var(--primary);
}

.team-list-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--text-muted);
    transition: var(--transition);
    flex-shrink: 0;
}

.team-list-icon i {
    width: 24px;
    height: 24px;
}

.team-list-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.team-name {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: #FFFFFF !important;
    display: flex;
    align-items: center;
}

.team-role {
    font-size: 0.875rem;
    color: #94A3B8 !important;
}

/* Team LinkedIn links */
.team-link {
    text-decoration: none;
    cursor: pointer;
}

.team-link:hover .team-name {
    color: #00F0FF !important;
}

.linkedin-icon {
    width: 18px;
    height: 18px;
    margin-left: 8px;
    opacity: 0.5;
    vertical-align: middle;
    transition: var(--transition);
    flex-shrink: 0;
}

.team-link:hover .linkedin-icon {
    opacity: 1;
    color: #00F0FF;
}

/* Legacy team-grid styles removed */

/* ====================================
   Contact Section
   ==================================== */
.contact {
    background: #050505 !important;
}

.contact-wrapper {
    display: grid;
    gap: 60px;
}

@media (min-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
        align-items: center;
    }
}

.contact-content .section-title {
    margin-bottom: 24px;
}

.contact-text {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-email {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.contact-email:hover {
    color: var(--text-main);
}

.contact-email i {
    width: 24px;
    height: 24px;
}

.contact-box {
    position: relative;
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 48px;
    text-align: center;
    overflow: hidden;
}

.box-glow {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(0, 240, 255, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.contact-box h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    position: relative;
    color: var(--text-main);
}

.contact-box p {
    color: var(--text-muted);
    margin-bottom: 32px;
    position: relative;
}

.contact-box .btn {
    position: relative;
}

/* ====================================
   Footer
   ==================================== */
.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding: 60px 0 40px;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
    margin-bottom: 40px;
}

@media (min-width: 768px) {
    .footer-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-tagline {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

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

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--text-muted);
}

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

.hero-content > * {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-label { animation-delay: 0.1s; opacity: 0; }
.hero-title { animation-delay: 0.2s; opacity: 0; }
.hero-subtitle { animation-delay: 0.3s; opacity: 0; }
.hero-buttons { animation-delay: 0.4s; opacity: 0; }

/* Mobile Navigation */
.nav-links.active {
    display: flex;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(5, 5, 5, 0.98);
    padding: 40px 24px;
    gap: 24px;
    border-bottom: 1px solid var(--border);
}