:root {
            --bg: #FCFCFC;
            --text: #000000;
            --text-light: #666666;
            --accent: #FF0000;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: 'Inter', -apple-system, sans-serif;
            background: var(--bg);
            color: var(--text);
            min-height: 100vh;
            overflow-x: hidden;
            overflow-y: auto;
            -webkit-font-smoothing: antialiased;
            position: relative;
        }

        /* Background patterns */
        .bg-pattern {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            opacity: 0.03;
        }

        /* Main container */
        .main {
            position: relative;
            z-index: 10;
            width: 100%;
            max-width: 1200px;
            padding: 4rem 2rem;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            min-height: 100vh;
            justify-content: center;
        }

        /* Header */
        .header {
            text-align: center;
            margin-bottom: 2rem;
        }

        h1 {
            font-size: clamp(2.5rem, 6vw, 4rem);
            font-weight: 900;
            letter-spacing: -0.03em;
            margin-bottom: 1rem;
            position: relative;
            display: inline-block;
        }

        h1::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--text), transparent);
        }

        .tagline {
            font-size: 1.1rem;
            color: var(--text-light);
            font-weight: 300;
            letter-spacing: 0.05em;
            margin-bottom: 0.5rem;
        }

        /* The Big Question */
        .big-question {
            font-size: clamp(1.8rem, 4vw, 2.5rem);
            font-weight: 200;
            margin: 3rem 0;
            text-align: center;
            letter-spacing: -0.02em;
        }

        .big-question strong {
            font-weight: 800;
            position: relative;
        }

        /* Micro instruction under the big question */
        .micro-instruction {
            text-align: center;
            color: var(--text-light);
            font-size: 0.78rem;
            line-height: 1.6;
            max-width: 620px;
            margin: -1rem auto 1.5rem;
            font-style: italic;
        }

        /* Yin Yang Container */
        .choice-container {
            position: relative;
            width: 100%;
            max-width: 900px;
            min-height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 2rem 0;
        }

        .yinyang-wrapper {
            position: relative;
            width: 400px;
            height: 400px;
        }

        .yinyang {
            width: 100%;
            height: 100%;
            filter: drop-shadow(0 0 80px rgba(0,0,0,0.1));
            transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1), filter 0.3s ease;
        }

        .yinyang:hover {
            transform: rotate(180deg) scale(1.05);
        }

        /* Selection animation for yin/yang */
        .yinyang.selecting {
            transform: scale(1.15) !important;
            filter: drop-shadow(0 0 120px rgba(0,0,0,0.4)) !important;
        }

        .yinyang.selecting-yin .yin-side path {
            fill: #E8E8E8 !important;
        }

        .yinyang.selecting-yang .yang-side path {
            fill: #1A1A1A !important;
        }

        /* Dots sobre el taijitu */
        .yinyang .dot {
            opacity: 0;
            transition: opacity .4s ease;
            pointer-events: none;
        }

        .yinyang .yang-dot { stroke: rgba(255,255,255,.35); stroke-width: 0.6; }
        .yinyang .yin-dot  { stroke: rgba(0,0,0,.25); stroke-width: 0.6; }

        /* Interactive parts with hover effects */
        .yin-side, .yang-side {
            cursor: pointer;
            transition: all 0.3s;
        }

        .yin-side:hover path {
            fill: #F0F0F0;
        }

        .yang-side:hover path {
            fill: #1A1A1A;
        }

        /* Side labels */
        .side-label {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            font-size: 0.9rem;
            font-weight: 700;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            opacity: 0;
            transition: all 0.4s;
            pointer-events: none;
        }

        .left-label {
            left: -180px;
            text-align: right;
        }

        .right-label {
            right: -180px;
            text-align: left;
        }

        .yinyang-wrapper:hover .side-label {
            opacity: 1;
        }

        .yin-side:hover ~ .left-label {
            transform: translateY(-50%) translateX(-20px);
            opacity: 1;
        }

        .yang-side:hover ~ .right-label {
            transform: translateY(-50%) translateX(20px);
            opacity: 1;
        }

        .label-main {
            display: block;
            font-size: 1.2rem;
            margin-bottom: 0.3rem;
        }

        .label-sub {
            font-size: 0.7rem;
            color: var(--text-light);
            font-weight: 400;
        }

        /* Floating elements */
        .float-element {
            position: absolute;
            pointer-events: none;
            opacity: 0;
            transition: all 0.6s;
        }

        .yinyang-wrapper:hover .float-element {
            opacity: 1;
        }

        .float-1 {
            top: -40px;
            left: 50%;
            transform: translateX(-50%);
        }

        .float-2 {
            bottom: -40px;
            left: 50%;
            transform: translateX(-50%);
        }

        /* Messages below */
        .messages {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 6rem;
            max-width: 800px;
            margin: 4rem auto 2rem;
            padding: 0 2rem;
        }

        .message {
            text-align: center;
            opacity: 0.6;
            transition: all 0.3s;
        }

        .message:hover {
            opacity: 1;
            transform: translateY(-5px);
        }

        .message-icon {
            width: 60px;
            height: 60px;
            margin: 0 auto 1rem;
        }

        .message h3 {
            font-size: 1rem;
            font-weight: 800;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            margin-bottom: 0.5rem;
        }

        .message p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* Philosophy Section */
        .philosophy {
            max-width: 900px;
            margin: 6rem auto;
            padding: 0 2rem;
            text-align: center;
        }

        .philosophy-intro {
            font-size: 1.8rem;
            font-weight: 200;
            line-height: 1.4;
            margin-bottom: 3rem;
            letter-spacing: -0.02em;
        }

        .philosophy-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
            margin: 4rem 0;
        }

        .philosophy-card {
            text-align: left;
            padding: 2rem;
            border-radius: 8px;
            transition: all 0.3s;
        }

        .philosophy-card.yin {
            background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(245,245,245,0.4) 100%);
            border: 1px solid rgba(0,0,0,0.05);
        }

        .philosophy-card.yang {
            background: #000000;
            color: #FFFFFF;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .philosophy-card.yang li {
            color: rgba(255,255,255,0.85);
        }

        .philosophy-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }

        .philosophy-card h2 {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

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

        .philosophy-card li {
            margin: 1rem 0;
            padding-left: 1.5rem;
            position: relative;
            line-height: 1.6;
            color: var(--text-light);
        }

        .philosophy-card li:before {
            content: "→";
            position: absolute;
            left: 0;
            font-weight: 300;
        }

        /* Offerings Section */
        .offerings {
            max-width: 1000px;
            margin: 6rem auto;
            padding: 0 2rem;
        }

        .section-title {
            text-align: center;
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 3rem;
            letter-spacing: -0.02em;
        }

        .offerings-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 4rem;
        }

        .offering {
            padding: 2rem;
            border-radius: 12px;
            transition: all 0.3s;
        }

        .offering.yin {
            background: linear-gradient(135deg, rgba(255,255,255,0.8) 0%, rgba(245,245,245,0.4) 100%);
            border: 1px solid rgba(0,0,0,0.05);
        }

        .offering.yang {
            background: #0A0A0A;
            color: #FFFFFF;
            border: 1px solid rgba(255,255,255,0.1);
        }

        .offering.yang .offering-list li {
            border-bottom-color: rgba(255,255,255,0.1);
        }

        .offering.yang .offering-list span {
            color: rgba(255,255,255,0.7);
        }

        .offering:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }

        .offering h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 1.5rem;
        }

        .offering-list {
            list-style: none;
            padding: 0;
        }

        .offering-list li {
            padding: 0.75rem 0;
            border-bottom: 1px solid rgba(0,0,0,0.05);
            font-size: 0.95rem;
            line-height: 1.5;
        }

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

        .offering-list strong {
            font-weight: 600;
            display: block;
            margin-bottom: 0.25rem;
        }

        .offering-list span {
            color: var(--text-light);
            font-size: 0.9rem;
        }

        /* Community Section */
        .community {
            max-width: 1000px;
            margin: 6rem auto;
            padding: 0 2rem;
        }

        .community-intro {
            text-align: center;
            font-size: 1.2rem;
            color: var(--text-light);
            margin-bottom: 3rem;
            line-height: 1.6;
        }

        .facilitators-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 3rem;
            margin-top: 3rem;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .facilitator {
            text-align: center;
            padding: 1.5rem;
            transition: all 0.3s;
            border-radius: 8px;
        }

        .facilitator:hover {
            transform: translateY(-5px);
            background: rgba(0,0,0,0.02);
        }

        .facilitator-avatar {
            width: 120px;
            height: 120px;
            border-radius: 50%;
            margin: 0 auto 1rem;
            background: linear-gradient(135deg, #E0E0E0, #F5F5F5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            font-weight: 500;
            color: #999;
            overflow: hidden;
        }

        .facilitator-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .facilitator-name {
            font-weight: 600;
            margin-bottom: 0.25rem;
        }

        .facilitator-specialty {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-bottom: 0.5rem;
        }

        .facilitator-path {
            font-size: 0.75rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            opacity: 0.5;
        }

        /* Yang section */
        .yang-section {
            max-width: 600px;
            margin: 6rem auto;
            padding: 3rem 2rem;
            text-align: center;
            background: #0A0A0A;
            color: #FFFFFF;
            border-radius: 12px;
        }

        .yang-section h2 {
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 2rem;
            letter-spacing: -0.02em;
        }

        .yang-message {
            font-size: 1.3rem;
            font-weight: 200;
            line-height: 1.4;
            margin-bottom: 2rem;
        }

        .yang-message strong {
            font-weight: 700;
        }

        .mirror-placeholder {
            width: 150px;
            height: 150px;
            border-radius: 50%;
            margin: 2rem auto;
            background: #000;
            border: 3px solid #FFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: 0.1em;
        }

        .yang-footer {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.6);
            font-style: italic;
        }

        /* FAQ Section */
        .faq {
            max-width: 700px;
            margin: 6rem auto;
            padding: 0 2rem;
        }

        .faq-item {
            margin: 2rem 0;
            padding: 2rem;
            background: rgba(0, 0, 0, 0.01);
            border-radius: 8px;
            transition: all 0.3s;
        }

        .faq-item:hover {
            background: rgba(0, 0, 0, 0.03);
        }

        .faq-question {
            font-size: 1.1rem;
            font-weight: 600;
            margin-bottom: 1rem;
        }

        .faq-answer {
            color: var(--text-light);
            line-height: 1.6;
        }

        /* Bottom text */
        .bottom-text {
            text-align: center;
            margin-top: 6rem;
            padding-top: 3rem;
            padding-bottom: 3rem;
            border-top: 1px solid rgba(0,0,0,0.1);
        }

        .warning {
            color: var(--accent);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.15em;
            text-transform: uppercase;
            margin-bottom: 1rem;
        }

        .instruction {
            font-size: 1.1rem;
            font-weight: 500;
            color: var(--text);
        }

        /* Footer */
        .footer {
            text-align: center;
            padding: 4rem 2rem;
            background: rgba(0,0,0,0.02);
            margin-top: 6rem;
        }

        .footer-content {
            max-width: 600px;
            margin: 0 auto;
        }

        .footer-logo {
            font-size: 1.5rem;
            font-weight: 900;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

        .footer-text {
            color: var(--text-light);
            font-size: 0.9rem;
            line-height: 1.6;
            margin-bottom: 2rem;
        }

        .footer-links {
            display: flex;
            gap: 2rem;
            justify-content: center;
            flex-wrap: wrap;
        }

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

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

        /* Confirmation Modal */
        .confirmation-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            backdrop-filter: blur(10px);
            z-index: 1000;
            display: none;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .confirmation-overlay.active {
            display: flex;
            opacity: 1;
        }

        .confirmation-modal {
            background: var(--bg);
            padding: 3rem;
            border-radius: 20px;
            text-align: center;
            max-width: 400px;
            transform: scale(0.9);
            transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        .confirmation-overlay.active .confirmation-modal {
            transform: scale(1);
        }

        .confirmation-symbol {
            width: 80px;
            height: 80px;
            margin: 0 auto 1.5rem;
        }

        .confirmation-title {
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 0.5rem;
            letter-spacing: -0.02em;
        }

        .confirmation-subtitle {
            font-size: 1.1rem;
            color: var(--text-light);
            margin-bottom: 2rem;
            font-weight: 300;
        }

        .confirmation-description {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 2rem;
            padding: 1rem;
            background: rgba(0, 0, 0, 0.02);
            border-radius: 10px;
        }

        .confirmation-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
        }

        .confirmation-btn {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.95rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            letter-spacing: 0.02em;
        }

        .confirm-btn {
            background: var(--text);
            color: var(--bg);
        }

        .confirm-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
        }

        .confirm-btn.yin {
            background: #FFFFFF;
            color: #000000;
            border: 2px solid #000000;
        }

        .confirm-btn.yang {
            background: #000000;
            color: #FFFFFF;
        }

        .cancel-btn {
            background: transparent;
            color: var(--text-light);
            border: 1px solid rgba(0, 0, 0, 0.1);
        }

        .cancel-btn:hover {
            background: rgba(0, 0, 0, 0.05);
        }

        /* Mobile responsive */
        @media (max-width: 768px) {
            .main {
                padding: 2rem 1rem;
                min-height: auto;
            }

            .yinyang-wrapper {
                width: 280px;
                height: 280px;
            }

            .side-label {
                display: none;
            }

            .messages {
                grid-template-columns: 1fr;
                gap: 3rem;
            }

            .big-question {
                font-size: 1.5rem;
                margin: 2rem 0;
            }

            .micro-instruction {
                font-size: 0.75rem;
                margin: -0.5rem auto 1rem;
                padding: 0 1rem;
            }

            .float-element {
                display: none;
            }

            .choice-container {
                min-height: 320px;
            }

            .philosophy-grid, .offerings-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .philosophy-intro {
                font-size: 1.4rem;
            }

            .facilitators-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }

            .confirmation-modal {
                padding: 2rem;
                margin: 1rem;
                max-width: 90%;
            }

            .confirmation-title {
                font-size: 1.5rem;
            }

            .confirmation-subtitle {
                font-size: 1rem;
            }

            .confirmation-buttons {
                flex-direction: column;
            }

            .confirmation-btn {
                width: 100%;
            }
        }

        /* Loading transition */
        .transition-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: var(--bg);
            z-index: 9999;
            display: none;
            align-items: center;
            justify-content: center;
            flex-direction: column;
        }

        .transition-overlay.active {
            display: flex;
        }

        .transition-overlay.yang {
            background: #000000;
            color: #FFFFFF;
        }

        .transition-overlay.yang .transition-text {
            color: #FFFFFF;
        }

        .transition-text {
            font-size: 1.5rem;
            font-weight: 200;
            letter-spacing: 0.1em;
            margin-top: 2rem;
        }

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

        .pulse {
            animation: pulse 2s infinite;
        }


        /* Language switcher */
        .lang-switch {
            position: fixed;
            top: 16px;
            right: 16px;
            z-index: 1100;
        }

        .lang-switch button {
            all: unset;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 999px;
            border: 1px solid rgba(0,0,0,0.12);
            background: rgba(255,255,255,0.7);
            backdrop-filter: blur(8px);
            color: var(--text);
            cursor: pointer;
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
        }

        .lang-switch button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0,0,0,0.12);
            background: rgba(255,255,255,0.85);
        }

        .lang-switch button:active {
            transform: translateY(0);
            box-shadow: 0 4px 12px rgba(0,0,0,0.12);
        }

        .lang-switch svg {
            width: 28px;
            height: 28px;
        }