:root {
            --bg-primary: #0D0D0D;
            --bg-secondary: #1A1A1A;
            --color-gold: #C4A35A;
            --color-red: #8B0000;
            --text-primary: #F5F5F5;
            --text-secondary: #999999;
            --border-color: #2A2A2A;
            --font-heading: 'Cormorant Garamond', serif;
            --font-body: 'Karla', sans-serif;
            --font-japanese: 'Noto Serif JP', serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        /* Intro Animation */
        .intro-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: #0a0a0a;
            z-index: 10000;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            animation: introFadeOut 1s ease forwards;
            animation-delay: 3s;
        }

        .intro-overlay.hidden {
            pointer-events: none;
        }

        @keyframes introFadeOut {
            0% {
                opacity: 1;
                visibility: visible;
            }

            70% {
                opacity: 1;
            }

            100% {
                opacity: 0;
                visibility: hidden;
            }
        }

        /* Aikidoka Silhouette */
        .aikidoka {
            position: relative;
            width: 200px;
            height: 200px;
        }

        /* Intro text */
        .intro-text {
            margin-top: 40px;
            font-family: var(--font-japanese);
            font-size: 1.2rem;
            color: var(--color-gold);
            letter-spacing: 8px;
            opacity: 0;
            animation: textFadeIn 1.5s ease forwards;
            animation-delay: 0.5s;
        }

        @keyframes textFadeIn {
            0% {
                opacity: 0;
                transform: translateY(20px);
            }

            100% {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .intro-subtitle {
            margin-top: 15px;
            font-size: 0.8rem;
            color: var(--text-secondary);
            letter-spacing: 3px;
            text-transform: uppercase;
            opacity: 0;
            animation: textFadeIn 1.5s ease forwards;
            animation-delay: 1s;
        }

        /* Grain Texture Overlay */
        body::before {
            content: '';
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            opacity: 0.03;
            pointer-events: none;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)'/%3E%3C/svg%3E");
            z-index: 9999;
        }

        /* Navigation */
        .nav {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            padding: 20px 50px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transition: background 0.3s ease, padding 0.3s ease;
        }

        .nav.scrolled {
            background: rgba(13, 13, 13, 0.95);
            padding: 15px 50px;
            backdrop-filter: blur(10px);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            border-radius: 10px;
        }

        /* LOGO PLACEHOLDER - MODIFICABILE */
        .nav-logo-img {
            width: 60px;
            height: 60px;
            background: var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px dashed var(--text-secondary);
            color: var(--text-secondary);
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .nav-logo-img img {
            max-width: 120%;
            max-height: 120%;
            object-fit: contain;
            border-radius: 5px;
        }

        .nav-links {
            display: flex;
            gap: 40px;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-primary);
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 400;
            letter-spacing: 1px;
            text-transform: uppercase;
            transition: color 0.3s ease;
            position: relative;
        }

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

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

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

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 10px;
        }

        .nav-toggle span {
            width: 25px;
            height: 2px;
            background: var(--text-primary);
            transition: 0.3s ease;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            position: relative;
            overflow: hidden;
            background: radial-gradient(ellipse at center, #1a1a1a 0%, #0d0d0d 70%);
        }

        /* Ambient Particles */
        .particles {
            position: absolute;
            width: 100%;
            height: 100%;
            overflow: hidden;
            pointer-events: none;
        }

        .particle {
            position: absolute;
            width: 2px;
            height: 2px;
            background: var(--color-gold);
            border-radius: 50%;
            opacity: 0;
            animation: particleFloat 8s infinite;
        }

        .particle:nth-child(1) {
            left: 10%;
            animation-delay: 0s;
        }

        .particle:nth-child(2) {
            left: 20%;
            animation-delay: 1s;
        }

        .particle:nth-child(3) {
            left: 30%;
            animation-delay: 2s;
        }

        .particle:nth-child(4) {
            left: 40%;
            animation-delay: 3s;
        }

        .particle:nth-child(5) {
            left: 50%;
            animation-delay: 4s;
        }

        .particle:nth-child(6) {
            left: 60%;
            animation-delay: 5s;
        }

        .particle:nth-child(7) {
            left: 70%;
            animation-delay: 6s;
        }

        .particle:nth-child(8) {
            left: 80%;
            animation-delay: 7s;
        }

        .particle:nth-child(9) {
            left: 90%;
            animation-delay: 0.5s;
        }

        .particle:nth-child(10) {
            left: 15%;
            animation-delay: 2.5s;
        }

        .particle:nth-child(11) {
            left: 85%;
            animation-delay: 4.5s;
        }

        .particle:nth-child(12) {
            left: 45%;
            animation-delay: 6.5s;
        }

        @keyframes particleFloat {
            0% {
                transform: translateY(100vh) scale(0);
                opacity: 0;
            }

            10% {
                opacity: 0.8;
            }

            90% {
                opacity: 0.8;
            }

            100% {
                transform: translateY(-100vh) scale(1);
                opacity: 0;
            }
        }

        /* Floating Lines */
        .floating-lines {
            position: absolute;
            width: 100%;
            height: 100%;
            pointer-events: none;
        }

        .floating-line {
            position: absolute;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
            opacity: 0.2;
            animation: lineFloat 15s infinite linear;
        }

        .floating-line:nth-child(1) {
            width: 200px;
            top: 20%;
            left: -200px;
            animation-delay: 0s;
        }

        .floating-line:nth-child(2) {
            width: 150px;
            top: 40%;
            left: -150px;
            animation-delay: 3s;
        }

        .floating-line:nth-child(3) {
            width: 180px;
            top: 60%;
            left: -180px;
            animation-delay: 6s;
        }

        .floating-line:nth-child(4) {
            width: 120px;
            top: 80%;
            left: -120px;
            animation-delay: 9s;
        }

        .floating-line:nth-child(5) {
            width: 160px;
            top: 30%;
            right: -160px;
            left: auto;
            animation-delay: 1.5s;
            animation-direction: reverse;
        }

        .floating-line:nth-child(6) {
            width: 140px;
            top: 50%;
            right: -140px;
            left: auto;
            animation-delay: 4.5s;
            animation-direction: reverse;
        }

        @keyframes lineFloat {
            0% {
                transform: translateX(0);
                opacity: 0;
            }

            10% {
                opacity: 0.3;
            }

            90% {
                opacity: 0.3;
            }

            100% {
                transform: translateX(calc(100vw + 400px));
                opacity: 0;
            }
        }

        /* Central Glow */
        .center-glow {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(196, 163, 90, 0.08) 0%, transparent 70%);
            animation: glowPulse 4s ease-in-out infinite;
            pointer-events: none;
        }

        @keyframes glowPulse {

            0%,
            100% {
                transform: translate(-50%, -50%) scale(1);
                opacity: 0.5;
            }

            50% {
                transform: translate(-50%, -50%) scale(1.2);
                opacity: 1;
            }
        }

        .hero-content {
            text-align: center;
            z-index: 10;
            padding: 0 20px;
        }

        .hero-japanese {
            font-family: var(--font-japanese);
            font-size: 1.5rem;
            color: var(--color-gold);
            letter-spacing: 8px;
            margin-bottom: 20px;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 0.5s;
        }

        .hero-title {
            font-family: var(--font-heading);
            font-size: 5rem;
            font-weight: 700;
            letter-spacing: 15px;
            text-transform: uppercase;
            margin-bottom: 20px;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 0.7s;
        }

        .hero-title span {
            color: var(--color-gold);
        }

        .hero-subtitle {
            font-size: 1.2rem;
            color: var(--text-secondary);
            letter-spacing: 3px;
            margin-bottom: 40px;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 0.9s;
        }

        .hero-cta {
            display: inline-block;
            padding: 18px 50px;
            border: 1px solid var(--color-gold);
            color: var(--color-gold);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 3px;
            font-size: 0.85rem;
            transition: all 0.3s ease;
            opacity: 0;
            animation: fadeInUp 1s ease forwards 1.1s;
        }

        .hero-cta:hover {
            background: var(--color-gold);
            color: var(--bg-primary);
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }

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

        /* Sections */
        section {
            padding: 100px 50px;
        }

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

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

        .section-header h2 {
            font-family: var(--font-heading);
            font-size: 3rem;
            font-weight: 600;
            margin-bottom: 15px;
            position: relative;
            display: inline-block;
        }

        .section-header h2::before {
            content: '—';
            margin-right: 20px;
            color: var(--color-gold);
        }

        .section-header h2::after {
            content: '—';
            margin-left: 20px;
            color: var(--color-gold);
        }

        .section-header p {
            color: var(--text-secondary);
            font-size: 1.1rem;
        }

        /* About Section */
        .about {
            background: var(--bg-secondary);
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 80px;
            align-items: center;
        }

        .about-image {
            position: relative;
        }

        /* IMAGE PLACEHOLDER - MODIFICABILE */
        .image-placeholder {
            width: 100%;
            aspect-ratio: 4/5;
            background: var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 0px dashed var(--text-secondary);
            position: relative;
            overflow: hidden;
        }

        .image-placeholder::before {
            content: 'MODIFICA IMMAGINE';
            color: var(--text-secondary);
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 2px;
        }

        .image-placeholder img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        .about-image::after {
            content: '';
            position: absolute;
            top: 20px;
            left: 20px;
            width: 100%;
            height: 100%;
            border: 1px solid var(--color-gold);
            z-index: -1;
        }

        .about-content h3 {
            font-family: var(--font-heading);
            font-size: 2.5rem;
            margin-bottom: 30px;
        }

        .about-content h3 span {
            color: var(--color-gold);
        }

        .about-content p {
            color: var(--text-secondary);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }

        .about-signature {
            font-family: var(--font-japanese);
            font-size: 1.5rem;
            color: var(--color-gold);
            margin-top: 30px;
        }

        /* Classes Section */
        .classes-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 80px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .class-card {
            background: var(--bg-secondary);
            padding: 40px 30px;
            border: 1px solid var(--border-color);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .class-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-gold);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .class-card:hover {
            transform: translateY(-10px);
            border-color: var(--color-gold);
        }

        .class-card:hover::before {
            transform: scaleX(1);
        }

        .class-icon {
            width: 60px;
            height: 60px;
            border: 1px solid var(--color-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 25px;
            color: var(--color-gold);
            font-size: 1.5rem;
        }

        .class-card h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .class-schedule {
            color: var(--color-gold);
            font-size: 0.9rem;
            margin-bottom: 15px;
            letter-spacing: 1px;
        }

        .class-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* Instructors Section */
        .instructors {
            background: var(--bg-secondary);
        }

        .instructors-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
        }

        .instructor-card {
            text-align: center;
        }

        .instructor-photo {
            width: 200px;
            height: 200px;
            margin: 0 auto 25px;
            background: var(--border-color);
            border: 0px dashed var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            position: relative;
            overflow: hidden;
        }

        .instructor-photo::before {
            content: 'FOTO';
            position: absolute;
        }

        .instructor-photo img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            border-radius: 5px;
            top: 0;
            left: 0;
        }

        .instructor-card h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            margin-bottom: 5px;
        }

        .instructor-title {
            color: var(--color-gold);
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 15px;
        }

        .instructor-card p {
            color: var(--text-secondary);
            font-size: 0.95rem;
        }

        /* Gallery Section */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .gallery-item {
            aspect-ratio: 16/10;
            background: var(--border-color);
            border: 1px dashed var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            cursor: pointer;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .gallery-item::before {
            content: 'MODIFICA';
            position: absolute;
        }

        .gallery-item:hover {
            border-color: var(--color-gold);
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
        }

        /* Sponsors Section */
        .sponsors {
            background: var(--bg-secondary);
            text-align: center;
            border-radius: 5px;
        }

        .sponsors-grid {
            display: flex;
            justify-content: center;
            align-items: center;
            flex-wrap: wrap;
            gap: 60px;
        }

        /* LOGO SPONSOR PLACEHOLDER - MODIFICABILE */
        .sponsor-logo {
            width: 8%;
            height: 8%;
            background: var(--bg-primary);
            border: 0px dashed var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            transition: all 0.3s ease;
            border-radius: 5px;
        }

        .sponsor-logo:hover {
            border-color: var(--color-gold);
        }

        .sponsor-logo img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
        }

        /* Contact Section */
        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
        }

        .contact-info h3 {
            font-family: var(--font-heading);
            font-size: 2rem;
            margin-bottom: 30px;
        }

        .contact-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            margin-bottom: 25px;
        }

        .contact-item span {
            color: var(--color-gold);
            font-size: 1.2rem;
        }

        .contact-item p {
            color: var(--text-secondary);
        }

        .contact-item a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: color 0.3s ease;
        }

        .contact-item a:hover {
            color: var(--color-gold);
        }

        .social-links {
            display: flex;
            gap: 40px;
            margin-top: 30px;
        }

        .social-links a {
            width: 60px;
            height: 60px;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            text-decoration: none;
            transition: all 0.3s ease;
            background-color: #999999;
            border-radius: 10px;
        }

        .social-links a:hover {
            border-color: var(--color-gold);
            color: var(--color-gold);
        }

        .contact-form {
            background: var(--bg-secondary);
            padding: 40px;
            border: 1px solid var(--border-color);
        }

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

        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-size: 0.85rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            color: var(--text-secondary);
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 15px;
            background: var(--bg-primary);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-family: var(--font-body);
            font-size: 1rem;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--color-gold);
        }

        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }

        .form-btn {
            width: 100%;
            padding: 15px;
            background: transparent;
            border: 1px solid var(--color-gold);
            color: var(--color-gold);
            font-family: var(--font-body);
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 2px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .form-btn:hover {
            background: var(--color-gold);
            color: var(--bg-primary);
        }

        /* Map Placeholder */
        .map-placeholder {
            width: 100%;
            height: 380px;
            background: var(--border-color);
            border: 1px dashed var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 40px;
            color: var(--text-secondary);
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* Footer */
        .footer {
            background: var(--bg-secondary);
            padding: 60px 50px 30px;
            border-top: 1px solid var(--border-color);
        }

        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 40px;
        }

        .footer-logo {
            width: 180px;
            height: 70px;
            background: var(--border-color);
            border: 1px dashed var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.7rem;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .footer-logo img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
        }

        .footer-links {
            display: flex;
            gap: 40px;
            list-style: none;
        }

        .footer-links a {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 0.9rem;
            transition: color 0.3s ease;
        }

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

        .footer-bottom {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid var(--border-color);
            color: var(--text-secondary);
            font-size: 0.85rem;
        }

        /* Scroll Animations */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s ease;
        }

        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        /* Mobile Menu */
        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: var(--bg-primary);
            z-index: 999;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 30px;
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu a {
            color: var(--text-primary);
            text-decoration: none;
            font-size: 1.5rem;
            font-family: var(--font-heading);
            transition: color 0.3s ease;
        }

        .mobile-menu a:hover {
            color: var(--color-gold);
        }

        /* Responsive */
        @media (max-width: 1024px) {

            .classes-grid,
            .instructors-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .about-grid,
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            /* Hide weapons on tablet */
            .katana-left,
            .katana-right,
            .jo-left,
            .jo-right {
                display: none;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .hero-title {
                font-size: 3rem;
                letter-spacing: 8px;
            }

            .hero-japanese {
                font-size: 1rem;
                letter-spacing: 4px;
            }

            section {
                padding: 60px 20px;
            }

            .section-header h2 {
                font-size: 2rem;
            }

            .classes-grid,
            .instructors-grid,
            .gallery-grid {
                grid-template-columns: 1fr;
            }

            .sponsors-grid {
                gap: 30px;
            }

            .footer-content {
                flex-direction: column;
                gap: 30px;
                text-align: center;
            }

            .footer-links {
                flex-wrap: wrap;
                justify-content: center;
            }

            /* Hide weapons on mobile */
            .katana-left,
            .katana-right,
            .jo-left,
            .jo-right {
                display: none;
            }

            .center-glow {
                width: 300px;
                height: 300px;
            }
        }