/* Droplet Operations v4.4 - BJJ-Inspired Clean Professional Design */

:root {
    --primary-color: #696969;
    --secondary-color: #A9A9A9;
    --background-color: #f0f0f0;
    --text-color: #333333;
    --link-color: #0056b3;
    --link-hover-color: #004080;
    --white: #FFFFFF;
    --dark-bg: #1a1a1a;
    --success: #22c55e;
    --warning: #FFD700;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.8;
    color: var(--text-color);
    background-color: var(--background-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3 {
    margin-bottom: 20px;
}

h1 { font-size: 48px; }
h2 { font-size: 36px; }
h3 { font-size: 24px; }

p {
    font-size: 18px;
    margin-bottom: 20px;
    line-height: 1.6;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    background-color: rgba(105, 105, 105, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 100%;
}

.logo-section {
    display: flex;
    flex-direction: column;
    color: var(--white);
}

.logo-section h1 {
    font-size: 1.5rem;
    margin-bottom: 0;
    font-weight: 700;
}

.established {
    font-size: 0.75rem;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

nav {
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 0.95rem;
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--warning);
    transition: width 0.3s ease;
}

nav a:hover::after {
    width: 100%;
}

nav a:hover {
    opacity: 1;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #696969 0%, #333333 100%);
    color: var(--white);
    padding: 150px 0 100px;
    margin-top: 80px;
    text-align: center;
    position: relative;
}

.hero h2 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 24px;
    opacity: 0.9;
    margin-bottom: 40px;
}

/* Stats Grid */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 800px;
    margin: 0 auto;
}

.stat {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    font-size: 42px;
    font-weight: 700;
    color: var(--warning);
    display: block;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

/* Section Styles */
section {
    padding: 80px 0;
    position: relative;
}

section:nth-of-type(even) {
    background-color: var(--white);
}

section:nth-of-type(odd) {
    background-color: var(--background-color);
}

/* Add subtle divider between sections */
section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--secondary-color), transparent);
    opacity: 0.3;
}

.section-dark {
    background-color: var(--dark-bg);
    color: var(--white);
}

.section-alt {
    background-color: var(--white);
}

/* Two Column Showcase */
.showcase {
    background-color: var(--white);
}

.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.showcase-card {
    background: var(--background-color);
    padding: 40px;
    border-radius: 10px;
    transition: transform 0.3s;
}

.showcase-card:hover {
    transform: translateY(-5px);
}

.showcase-card h3 {
    color: var(--primary-color);
    margin-bottom: 25px;
}

.showcase-card ul {
    list-style: none;
    padding: 0;
}

.showcase-card li {
    padding: 12px 0;
    border-bottom: 1px solid #e0e0e0;
}

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

/* BJJ Authority Section */
.bjj-authority {
    background: linear-gradient(135deg, #8B4513 0%, #000000 100%);
    color: var(--white);
    padding: 100px 0;
}

.bjj-credentials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.credential-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.credential-card h3 {
    color: var(--warning);
    margin-bottom: 20px;
}

.credential-card ul {
    list-style: none;
    padding: 0;
}

.credential-card li {
    padding: 8px 0;
    font-size: 16px;
}

/* Innovation Section */
.innovations {
    background-color: var(--background-color);
}

.innovation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.innovation-card {
    background: var(--white);
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
    overflow: hidden;
}

.innovation-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.innovation-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.innovation-icon {
    font-size: 32px;
    margin-bottom: 15px;
    display: block;
}

/* Pulse animation for innovation icons */
.innovation-card:hover .innovation-icon {
    animation: pulse 1s infinite;
}

.innovation-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.innovation-card h4 {
    color: var(--secondary-color);
    font-size: 16px;
    margin-bottom: 15px;
}

.innovation-card ul {
    list-style: none;
    padding: 0;
}

.innovation-card li {
    padding: 5px 0;
    color: var(--success);
    font-weight: 600;
    font-size: 14px;
}

.innovation-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--warning);
    color: var(--dark-bg);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

/* Services Grid */
.services {
    background-color: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--background-color);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: block;
    transition: all 0.3s ease;
}

/* Pulse animation for service icons */
.service-card:hover .service-icon {
    animation: pulse 1s infinite;
    color: var(--primary-color);
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-card p {
    font-size: 16px;
    color: var(--text-color);
    margin-bottom: 20px;
}

.service-link {
    color: var(--link-color);
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
}

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

/* Projects Section */
.projects {
    background-color: var(--background-color);
}

.project-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.project {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.project::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--warning), var(--primary-color));
    transition: left 0.3s ease;
}

.project:hover::before {
    left: 0;
}

.project:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.15);
}

.project h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.project-link {
    color: var(--link-color);
    text-decoration: none;
    font-weight: 600;
}

.project-status {
    display: inline-block;
    padding: 8px 16px;
    background: var(--success);
    color: var(--white);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

/* Button Styles (BJJ-inspired) */
.btn {
    position: relative;
    display: inline-block;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    overflow: hidden;
    z-index: 1;
    border: none;
    margin: 20px 0;
}

.btn-primary {
    color: var(--white);
    background-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #505050;
    color: var(--white);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* BJJ Belt Animation */
.btn-belt::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(
        45deg,
        #FFFFFF 0%,
        #FFFFFF 20%,
        #0000FF 20%,
        #0000FF 40%,
        #800080 40%,
        #800080 60%,
        #8B4513 60%,
        #8B4513 80%,
        #000000 80%,
        #000000 100%
    );
    border-radius: 52px;
    z-index: -2;
    animation: rotateBeltColors 10s linear infinite;
}

.btn-belt::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--primary-color);
    border-radius: 48px;
    z-index: -1;
}

@keyframes rotateBeltColors {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Benefits Grid (BJJ-style) */
.benefits {
    padding: 80px 0;
    background-color: var(--white);
}

.benefits h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-color);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.benefit-item {
    background-color: var(--background-color);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.benefit-item i {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* Animation for icons - from BJJ page */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

/* Fade in animation for cards */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.innovation-card, .service-card, .project, .benefit-item {
    opacity: 0;
}

.innovation-card.fade-in, .service-card.fade-in, .project.fade-in, .benefit-item.fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

.benefit-item:hover i {
    animation: pulse 1s infinite;
}

.benefit-item h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.benefit-item p {
    font-size: 16px;
    color: #666;
    line-height: 1.5;
}

/* Contact Section */
.contact {
    background: var(--dark-bg);
    color: var(--white);
    padding: 80px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

.contact-info h3,
.crypto-section h3 {
    color: var(--white);
    margin-bottom: 20px;
}

.contact-links {
    margin-top: 30px;
}

.contact-link {
    display: block;
    color: var(--secondary-color);
    text-decoration: none;
    padding: 10px 0;
    transition: color 0.3s;
}

.contact-link:hover {
    color: var(--white);
}

.crypto-badges {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.crypto {
    background: rgba(169, 169, 169, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 14px;
    border: 1px solid rgba(169, 169, 169, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}

.crypto:hover {
    background: rgba(255, 215, 0, 0.3);
    border-color: var(--warning);
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    margin-bottom: 20px;
}

footer nav {
    margin-top: 20px;
}

footer a {
    color: var(--white);
    text-decoration: none;
    margin: 0 15px;
    opacity: 0.8;
    transition: opacity 0.3s;
}

footer a:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 { font-size: 36px; }
    h2 { font-size: 28px; }
    h3 { font-size: 20px; }
    
    nav {
        display: none;
    }
    
    .hero h2 {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .showcase-grid,
    .bjj-credentials,
    .benefits-grid,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .innovation-grid {
        grid-template-columns: 1fr;
    }
    
    header {
        height: auto;
        padding: 15px 0;
    }
    
    .logo-section h1 {
        font-size: 1.2rem;
    }
}