:root { --black: #0a0a0a; --white: #ffffff; --off-white: #f7f7f5; --gray-200: #e0e0dc; --gray-300: #c0c0b8; --gray-500: #888880; --gray-700: #555550; --accent: #1a1a2e; --accent-warm: #c9a96e; }
        * { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body { font-family: 'DM Sans', sans-serif; color: var(--black); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }

        /* NAV */
        nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(10,10,10,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid rgba(255,255,255,0.08); padding: 0 48px; height: 72px; display: flex; align-items: center; justify-content: space-between; }
        .nav-brand { display: flex; align-items: center; gap: 20px; text-decoration: none; }
        .nav-ntreis-logo { height: 36px; width: auto;  }
        .nav-divider { width: 1px; height: 28px; background: rgba(255,255,255,0.15); }
        .nav-immobel-logo { height: 20px; width: auto;  }
        .nav-links { display: flex; align-items: center; gap: 40px; }
        .nav-links a { font-size: 13px; font-weight: 500; letter-spacing: 1.5px; text-transform: uppercase; color: var(--gray-300); text-decoration: none; transition: color 0.3s; }
        .nav-links a:hover { color: var(--white); }
        .nav-links a.nav-cta { background: var(--white); color: var(--black); padding: 10px 24px; font-weight: 600; }
        .nav-links a.nav-cta:hover { background: var(--gray-200); }

        /* HERO */
        .hero { min-height: 100vh; padding: 160px 56px 100px; background: var(--black); color: var(--white); display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin: 0 auto; }
        .hero-partnership { display: flex; align-items: center; gap: 16px; margin-bottom: 32px; }
        .hero-ntreis-logo { height: 48px; width: auto;  }
        .hero-partnership-divider { width: 1px; height: 36px; background: rgba(255,255,255,0.2); }
        .hero-partnership-text { font-size: 12px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: #c9a96e; line-height: 1.4; }
        .hero-content h1 { font-family: 'Instrument Serif', serif; font-size: clamp(42px, 5vw, 68px); font-weight: 400; line-height: 1.1; margin-bottom: 28px; letter-spacing: -1px; }
        .hero-content h1 em { font-style: italic; color: var(--gray-300); }
        .hero-stat { font-size: 16px; color: var(--gray-300); margin-bottom: 40px; max-width: 560px; line-height: 1.75; }
        .hero-stat strong { color: var(--white); font-weight: 600; }
        .hero-ctas { display: flex; gap: 16px; align-items: center; }
        .btn-primary { display: inline-block; background: #1a1a2e; color: var(--white); padding: 16px 40px; font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; text-decoration: none; border: none; cursor: pointer; transition: background 0.3s; font-family: inherit; }
        .btn-primary:hover { background: #2a2a3e; }
        .btn-secondary { color: var(--white); padding: 16px 40px; font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; text-decoration: none; border: 2px solid var(--white); transition: all 0.3s; }
        .btn-secondary:hover { background: var(--white); color: var(--black); }
        .hero-image { position: relative; height: 620px; overflow: hidden; }
        .hero-image img { width: 100%; height: 100%; object-fit: cover; object-position: center center; }
        .hero-image-tag { position: absolute; top: 24px; left: 24px; background: var(--white); padding: 10px 16px; font-size: 10px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: var(--gray-700); }
        .hero-image-caption { position: absolute; bottom: 0; left: 0; right: 0; padding: 32px; background: linear-gradient(to top, rgba(0,0,0,0.6), transparent); color: var(--white); }
        .hero-image-caption .caption-label { font-size: 10px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: #c9a96e; margin-bottom: 6px; }
        .hero-image-caption .caption-text { font-family: 'Instrument Serif', serif; font-size: 22px; line-height: 1.3; font-style: italic; }

        /* NARRATIVE BREAK */
        .narrative-break { background: var(--off-white); padding: 120px 48px; }
        .narrative-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 5fr 6fr; gap: 80px; align-items: center; }
        .narrative-visual { height: auto; min-height: 500px; background: var(--black); color: var(--white); border: none; padding: 56px 48px; display: flex; flex-direction: column; justify-content: center; position: relative; }
        .narrative-visual-label { position: absolute; top: 24px; left: 24px; font-size: 10px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: #c9a96e; }
        .narrative-visual-footer { position: absolute; bottom: 32px; left: 24px; right: 24px; display: flex; justify-content: space-between; align-items: baseline; padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.15); }
        .narrative-visual-footer-label { font-size: 10px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; color: rgba(255,255,255,0.4); }
        .narrative-visual-footer-langs { font-size: 10px; color: rgba(255,255,255,0.4); line-height: 1.8; letter-spacing: 0.5px; }
        .narrative-visual-footer-count { font-family: 'Instrument Serif', serif; font-size: 20px; color: #c9a96e; }
        .city-row { display: flex; align-items: baseline; gap: 20px; margin-bottom: 18px; }
        .city-row:last-child { margin-bottom: 0; }
        .city-primary { font-family: 'Instrument Serif', serif; font-size: clamp(28px, 3vw, 40px); color: var(--white); line-height: 1; letter-spacing: -0.5px; }
        .city-native { font-family: 'Instrument Serif', serif; font-size: clamp(20px, 2vw, 28px); color: #c9a96e; line-height: 1; font-style: italic; }
        .city-dot { width: 4px; height: 4px; background: rgba(255,255,255,0.3); border-radius: 50%; }
        .narrative-text .section-label { margin-bottom: 20px; }
        .narrative-text h2 { font-family: 'Instrument Serif', serif; font-size: clamp(32px, 4vw, 52px); font-weight: 400; line-height: 1.15; margin-bottom: 28px; letter-spacing: -0.5px; }
        .narrative-text h2 em { font-style: italic; color: var(--gray-500); }
        .narrative-text p { font-size: 17px; color: var(--gray-700); line-height: 1.8; margin-bottom: 16px; }
        .narrative-text p:last-child { margin-bottom: 0; }
        .narrative-text p strong { color: var(--black); font-weight: 600; }

        /* SECTIONS */
        section { padding: 100px 48px; }
        .section-label { font-size: 11px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--gray-500); margin-bottom: 20px; }
        .section-heading { font-family: 'Instrument Serif', serif; font-size: clamp(32px, 4vw, 52px); font-weight: 400; line-height: 1.15; margin-bottom: 24px; max-width: 700px; letter-spacing: -0.5px; }
        .section-heading em { font-style: italic; color: var(--gray-500); }

        /* PROBLEM */
        .problem { background: var(--black); color: var(--white); }
        .problem .section-label { color: var(--gray-500); }
        .problem .section-heading { color: var(--white); }
        .problem .section-heading em { color: var(--gray-300); }
        .problem-grid { max-width: 1400px; margin: 60px auto 0; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
        .problem-stats { display: flex; flex-direction: column; gap: 48px; }
        .stat-block { border-left: 2px solid var(--gray-500); padding-left: 28px; }
        .stat-number { font-family: 'Instrument Serif', serif; font-size: 56px; font-weight: 400; line-height: 1; margin-bottom: 8px; }
        .stat-label { font-size: 15px; color: var(--gray-300); line-height: 1.6; }
        .problem-text { font-size: 17px; line-height: 1.8; color: var(--gray-300); }
        .problem-text p { margin-bottom: 24px; }
        .problem-text strong { color: var(--white); font-weight: 600; }

        /* SOLUTION */
        .solution { background: var(--off-white); }
        .solution-inner { max-width: 1400px; margin: 0 auto; }
        .solution-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 60px; }
        .solution-card { background: var(--white); padding: 48px 36px; border: 1px solid var(--gray-200); transition: all 0.3s; box-shadow: 0 2px 12px rgba(0,0,0,0.04); }
        .solution-card:hover { border-color: var(--black); box-shadow: 0 8px 32px rgba(0,0,0,0.08); transform: translateY(-2px); }
        .solution-card-icon { width: 48px; height: 48px; margin-bottom: 28px; }
        .solution-card-icon svg { width: 40px; height: 40px; }
        .solution-card h3 { font-family: 'Instrument Serif', serif; font-size: 24px; font-weight: 400; margin-bottom: 16px; }
        .solution-card p { font-size: 15px; color: var(--gray-700); line-height: 1.7; }

        /* HOW IT WORKS */
        .how-it-works { max-width: 1400px; margin: 0 auto; }
        .steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 60px; border-top: 1px solid var(--gray-200); }
        .step { padding: 48px 40px 48px 0; border-right: 1px solid var(--gray-200); }
        .step:last-child { border-right: none; padding-right: 0; }
        .step:first-child { padding-left: 0; }
        .step:nth-child(2), .step:nth-child(3) { padding-left: 40px; }
        .step-number { font-family: 'Instrument Serif', serif; font-size: 64px; font-weight: 400; color: #e8dcc8; line-height: 1; margin-bottom: 20px; }
        .step h3 { font-size: 18px; font-weight: 600; margin-bottom: 12px; }
        .step p { font-size: 15px; color: var(--gray-700); line-height: 1.7; }

        /* IMAGE BREAK */
        .image-break { padding: 0; position: relative; height: 580px; overflow: hidden; }
        .image-break img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
        .image-break-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(26,26,46,0.7), rgba(0,0,0,0.5)); display: flex; align-items: center; justify-content: center; }
        .image-break-text { text-align: center; color: var(--white); max-width: 700px; padding: 0 48px; }
        .image-break-text h2 { font-family: 'Instrument Serif', serif; font-size: clamp(28px, 3.5vw, 44px); font-weight: 400; line-height: 1.2; margin-bottom: 16px; }
        .image-break-text p { font-size: 16px; opacity: 0.85; line-height: 1.6; }

        /* CREDIBILITY */
        .credibility { background: var(--black); color: var(--white); text-align: center; }
        .credibility-inner { max-width: 1400px; margin: 0 auto; }
        .credibility .section-label { color: var(--gray-500); }
        .credibility .section-heading { color: var(--white); margin: 0 auto 20px; }
        .credibility .section-heading em { color: var(--gray-300); }
        .credibility-ntreis { display: flex; align-items: center; justify-content: center; gap: 16px; margin-bottom: 60px; }
        .credibility-ntreis img { height: 44px; width: auto; }
        .credibility-ntreis-text { font-size: 14px; color: var(--gray-300); text-align: left; line-height: 1.4; }
        .stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 48px; margin-bottom: 80px; }
        .stat-item { text-align: center; }
        .stat-item .stat-number { font-family: 'Instrument Serif', serif; font-size: 48px; font-weight: 400; color: #c9a96e; line-height: 1; margin-bottom: 8px; }
        .stat-item .stat-label { font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--gray-500); }
        .logos-label { font-size: 11px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; color: var(--gray-500); margin-bottom: 40px; }
        .logos-row { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; }
        .logos-row img { height: 28px; width: auto; opacity: 0.6; transition: opacity 0.3s; }
        .logos-row img:hover { opacity: 0.8; }
        .logos-row img.logo-tall { height: 36px; }

        /* LOGIN */
        .login-section { background: var(--off-white); }
        .login-inner { max-width: 1400px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
        .login-content h2 { font-family: 'Instrument Serif', serif; font-size: 42px; font-weight: 400; margin-bottom: 20px; }
        .login-content p { font-size: 16px; color: var(--gray-700); line-height: 1.7; margin-bottom: 20px; }
        .login-content .form-note { font-size: 13px; color: var(--gray-500); line-height: 1.6; }
        .login-content .form-note a { color: var(--black); font-weight: 500; }
        .login-ntreis-badge { display: inline-flex; align-items: center; gap: 12px; margin-bottom: 24px; padding: 16px 20px; background: var(--black); border: none; }
        .login-ntreis-badge img { height: 28px; width: auto;  }
        .login-ntreis-badge-text { font-size: 11px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--white); }
        .login-form { background: var(--white); padding: 56px 48px; border: 1px solid var(--gray-200); box-shadow: 0 8px 40px rgba(0,0,0,0.06); }
        .login-form h3 { font-size: 13px; font-weight: 600; letter-spacing: 2px; text-transform: uppercase; margin-bottom: 36px; text-align: center; }
        .form-group { margin-bottom: 20px; }
        .form-group label { display: block; font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: var(--gray-700); margin-bottom: 8px; }
        .form-group input { width: 100%; padding: 14px 16px; font-size: 15px; font-family: inherit; border: 1px solid var(--gray-200); background: var(--off-white); outline: none; transition: border-color 0.3s; }
        .form-group input:focus { border-color: var(--black); }
        .login-form .btn-primary { width: 100%; margin-top: 8px; text-align: center; }

        /* FOOTER */
        footer { background: var(--black); color: var(--gray-500); padding: 60px 48px; }
        .footer-inner { max-width: 1400px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
        .footer-brand { display: flex; align-items: center; gap: 16px; }
        .footer-ntreis-logo { height: 28px; width: auto; opacity: 0.6; }
        .footer-divider { width: 1px; height: 20px; background: var(--gray-700); }
        .footer-immobel-logo { height: 16px; width: auto; opacity: 0.6; }
        .footer-links { display: flex; gap: 32px; }
        .footer-links a { font-size: 13px; letter-spacing: 1px; text-transform: uppercase; color: var(--gray-500); text-decoration: none; transition: color 0.3s; }
        .footer-links a:hover { color: var(--white); }
        .footer-copy { font-size: 12px; color: var(--gray-700); }

        /* RESPONSIVE */
        @media (max-width: 1024px) {
            nav { padding: 0 24px; }
            section { padding: 80px 24px; }
            .hero { grid-template-columns: 1fr; padding: 120px 24px 60px; gap: 40px; }
            .hero-image { height: 400px; }
            .problem-grid { grid-template-columns: 1fr; gap: 48px; }
            .solution-cards { grid-template-columns: 1fr; }
            .steps { grid-template-columns: 1fr; }
            .step { border-right: none !important; border-bottom: 1px solid var(--gray-200); padding: 32px 0 !important; }
            .step:last-child { border-bottom: none; }
            .stats-row { grid-template-columns: repeat(2, 1fr); }
            .login-inner { grid-template-columns: 1fr; gap: 40px; }
            .footer-inner { flex-direction: column; gap: 24px; text-align: center; }
            .narrative-break { padding: 80px 24px; }
            .narrative-inner { grid-template-columns: 1fr; gap: 40px; }
            .narrative-visual { height: auto; min-height: 400px; padding: 48px 32px; }
            .nav-links { gap: 20px; }
            .nav-links a:not(.nav-cta) { display: none; }
        }

        /* ANIMATIONS */
        @keyframes fadeUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }
        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
        @keyframes scaleIn { from { opacity: 0; transform: scale(0.92); } to { opacity: 1; transform: scale(1); } }
        @keyframes slideLeft { from { opacity: 0; transform: translateX(60px); } to { opacity: 1; transform: translateX(0); } }
        @keyframes slideRight { from { opacity: 0; transform: translateX(-60px); } to { opacity: 1; transform: translateX(0); } }
        @keyframes countUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
        @keyframes drawLine { from { transform: scaleX(0); } to { transform: scaleX(1); } }

        .hero-content { animation: fadeUp 0.8s ease-out; }
        .hero-image { animation: fadeUp 0.8s ease-out 0.2s both; }

        /* Scroll-triggered reveal */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .reveal.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .reveal-left {
            opacity: 0;
            transform: translateX(-60px);
            transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .reveal-left.visible {
            opacity: 1;
            transform: translateX(0);
        }
        .reveal-right {
            opacity: 0;
            transform: translateX(60px);
            transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .reveal-right.visible {
            opacity: 1;
            transform: translateX(0);
        }
        .reveal-scale {
            opacity: 0;
            transform: scale(0.9);
            transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .reveal-scale.visible {
            opacity: 1;
            transform: scale(1);
        }
        .reveal-fade {
            opacity: 0;
            transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1);
        }
        .reveal-fade.visible {
            opacity: 1;
        }

        /* Stagger children */
        .stagger > * { opacity: 0; transform: translateY(30px); transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
        .stagger.visible > *:nth-child(1) { transition-delay: 0s; }
        .stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
        .stagger.visible > *:nth-child(3) { transition-delay: 0.2s; }
        .stagger.visible > *:nth-child(4) { transition-delay: 0.3s; }
        .stagger.visible > *:nth-child(5) { transition-delay: 0.4s; }
        .stagger.visible > *:nth-child(6) { transition-delay: 0.5s; }
        .stagger.visible > *:nth-child(7) { transition-delay: 0.6s; }
        .stagger.visible > * { opacity: 0; transform: translateY(30px); }
        .stagger.visible > * { opacity: 1; transform: translateY(0); }

        /* Stat counter entrance */
        .stat-item.reveal { transition-duration: 0.7s; }

        /* Logo row stagger */
        .logos-row.stagger > img { transform: translateY(15px) scale(0.95); }
        .logos-row.stagger.visible > img { transform: translateY(0) scale(1); }

        /* Solution card lift */
        .solution-card.reveal { transition-duration: 0.7s; }

        /* Step entrance */
        .step.reveal { transition-duration: 0.7s; }

        /* Image break parallax-like zoom */
        .image-break img { transition: transform 6s cubic-bezier(0.16, 1, 0.3, 1); transform: scale(1.08); }
        .image-break.visible img { transform: scale(1); }

        /* Login form entrance */
        .login-form.reveal-scale { transition-duration: 0.9s; }

        /* Reduce motion for accessibility */
        @media (prefers-reduced-motion: reduce) {
            .reveal, .reveal-left, .reveal-right, .reveal-scale, .reveal-fade,
            .stagger > *, .image-break img {
                transition: none !important;
                animation: none !important;
                opacity: 1 !important;
                transform: none !important;
            }
            .hero-content, .hero-image { animation: none; opacity: 1; }
        }