:root { --white: #ffffff; --black: #111111; --grey: #666666; --grey-light: #999999; --accent: #b8962e; --border: #e0e0e0; --display: 'Playfair Display', Georgia, serif; --body: 'Inter', 'Helvetica Neue', Helvetica, sans-serif; }
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body::before { content: ''; position: fixed; top: 0; left: 0; right: 0; height: 3px; background: var(--accent); z-index: 200; }
body { font-family: var(--body); background: var(--white); color: var(--black); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
.header { position: fixed; top: 3px; left: 0; right: 0; z-index: 100; background: var(--black); pointer-events: auto; }
.header-inner { display: flex; align-items: center; justify-content: center; gap: 40px; padding: 16px 40px; max-width: 1500px; margin: 0 auto; position: relative; }
.header-left, .header-right { display: flex; gap: 32px; list-style: none; flex: 1; }
.header-left { justify-content: flex-end; }
.header-right { justify-content: flex-start; }
.header-link { font-family: var(--body); font-size: 11px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--white); transition: color 200ms; white-space: nowrap; }
.header-link:hover, .header-link.active { color: var(--accent); }
.header-logo { font-family: var(--display); font-size: clamp(22px, 2vw, 28px); font-weight: 600; letter-spacing: 0.10em; text-transform: uppercase; color: var(--white); white-space: nowrap; transition: opacity 200ms; flex-shrink: 0; }
.header-mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: 6px; }
.header-mobile-toggle span { display: block; width: 22px; height: 1.5px; background: var(--white); }
.header-login-btn { position: absolute; right: 40px; top: 50%; transform: translateY(-50%); background: none; border: 1px solid rgba(255,255,255,0.3); color: var(--white); font-family: var(--body); font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; padding: 6px 18px; transition: all 250ms; white-space: nowrap; }
.header-login-btn:hover { background: var(--white); color: var(--black); border-color: var(--white); }
.nav-overlay { position: fixed; inset: 0; z-index: 110; background: var(--white); display: none; flex-direction: column; padding: 100px 32px 40px; overflow-y: auto; }
.nav-close { position: absolute; top: 22px; right: 32px; font-size: 11px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; background: none; border: none; color: var(--black); }
.nav-overlay-title { font-family: var(--display); font-size: 24px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 32px; }
.nav-overlay a { display: block; font-family: var(--display); font-size: 28px; font-weight: 400; color: var(--black); margin-bottom: 16px; transition: opacity 200ms; }
.nav-overlay a:hover { opacity: 0.5; }
.viv-page { padding-top: 72px; }
.viv-gallery-wrap { max-width: 900px; margin: 0 auto; padding: 60px 40px 40px; }
.viv-gallery-badge { display: inline-block; font-family: var(--body); font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; padding: 6px 14px; margin-bottom: 16px; background: var(--black); color: var(--white); }
.viv-gallery-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.viv-gallery-tabs { display: inline-flex; gap: 8px; padding: 6px; border: 1px solid var(--border); background: #faf8f3; }
.viv-gallery-tab { border: none; background: transparent; color: var(--grey); font-family: var(--body); font-size: 10px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; padding: 10px 16px; transition: background 220ms ease, color 220ms ease; cursor: pointer; }
.viv-gallery-tab.is-active { background: var(--black); color: var(--white); }
.viv-gallery-main { width: 100%; max-width: 800px; margin: 0 auto; aspect-ratio: 16/10; background: #f5f5f5; position: relative; overflow: hidden; border: 1px solid var(--border); }
.viv-slide { width: 100%; height: 100%; object-fit: cover; transition: opacity 0.25s ease; }
.viv-slide:not(.is-loaded) { opacity: 0.55; }
.viv-gallery-set { display: none; }
.viv-gallery-set.is-active { display: block; }
.gallery-btn { position: absolute; top: 50%; transform: translateY(-50%); background: rgba(0,0,0,0.5); color: white; border: none; width: 44px; height: 44px; border-radius: 50%; font-size: 22px; display: flex; align-items: center; justify-content: center; z-index: 2; transition: background .15s; }
.gallery-btn:hover { background: rgba(0,0,0,0.8); }
.gallery-btn.prev { left: 12px; }
.gallery-btn.next { right: 12px; }
.gallery-dots { display: flex; justify-content: center; gap: 8px; margin-top: 16px; }
.gallery-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--border); cursor: pointer; transition: background .2s; }
.gallery-dot.active { background: var(--black); }
.viv-info { max-width: 1100px; margin: 0 auto; padding: 20px 40px 80px; }
.viv-info-head { max-width: 700px; margin: 0 auto; text-align: center; }
.viv-eyebrow { font-family: var(--body); font-size: 11px; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--grey-light); margin-bottom: 12px; }
.viv-title { font-family: var(--display); font-size: clamp(28px, 4vw, 48px); font-weight: 600; color: var(--black); margin-bottom: 12px; line-height: 1.15; }
.viv-subtitle { max-width: 620px; margin: 0 auto 16px; font-family: var(--body); font-size: 15px; line-height: 1.75; color: var(--grey); }
.viv-addr { font-family: var(--body); font-size: 14px; color: var(--grey-light); margin-bottom: 40px; }
.viv-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 36px; }
.viv-stat { border: 1px solid var(--border); padding: 24px 16px; text-align: center; }
.viv-stat-value { font-family: var(--display); font-size: 22px; font-weight: 600; color: var(--black); margin-bottom: 6px; }
.viv-stat-label { font-family: var(--body); font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-light); }
.inv-calc { border: 1px solid var(--border); background: #faf9f6; padding: 32px; margin-bottom: 36px; }
.inv-calc-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
.inv-calc-title { font-family: var(--body); font-size: 10px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--grey-light); }
.inv-calc-price { font-family: var(--display); font-size: 28px; font-weight: 600; color: var(--black); }
.inv-slider-row { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.inv-slider-wrap { margin-bottom: 8px; }
.inv-slider-labels { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-family: var(--body); font-size: 10px; color: var(--grey-light); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 8px; }
.inv-slider-labels span:first-child { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.inv-slider-labels span:last-child { color: var(--black); font-weight: 600; flex-shrink: 0; }
.inv-slider-track { position: relative; height: 2px; background: var(--border); margin: 12px 0 28px 0; }
.inv-slider-fill { position: absolute; left: 0; top: 0; height: 100%; background: var(--black); }
.inv-slider-input { -webkit-appearance: none; appearance: none; width: 100%; height: 2px; background: transparent; position: absolute; top: 0; left: 0; margin: 0; cursor: pointer; }
.inv-slider-input::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 18px; height: 18px; border-radius: 50%; background: var(--black); border: 3px solid var(--white); box-shadow: 0 0 0 1px var(--border); cursor: pointer; }
.inv-slider-input::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: var(--black); border: 3px solid var(--white); box-shadow: 0 0 0 1px var(--border); cursor: pointer; }
.inv-slider-marker { position: absolute; bottom: -26px; transform: translateX(-50%); font-family: var(--body); font-size: 9px; color: var(--accent); font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; white-space: nowrap; }
.inv-slider-marker::after { content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%); width: 1px; height: 6px; background: var(--accent); }
.inv-hero-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 36px; }
.inv-hero-metric { border: 1px solid var(--border); padding: 28px 16px; text-align: center; background: var(--white); }
.inv-hero-metric-value { font-family: var(--display); font-size: 28px; font-weight: 600; color: var(--black); margin-bottom: 6px; }
.inv-hero-metric-label { font-family: var(--body); font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-light); }
.inv-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 36px; }
.inv-metric { border: 1px solid var(--border); padding: 20px 16px; text-align: center; background: var(--white); }
.inv-metric-value { font-family: var(--display); font-size: 24px; font-weight: 600; color: var(--black); margin-bottom: 4px; }
.inv-metric-label { font-family: var(--body); font-size: 10px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-light); }
.inv-metric-sub { font-family: var(--body); font-size: 11px; color: var(--grey); margin-top: 4px; }
.inv-charts-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-bottom: 40px; }
.inv-chart-box { border: 1px solid var(--border); padding: 20px; background: var(--white); text-align: center; }
.inv-chart-title { font-family: var(--body); font-size: 10px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-light); margin-bottom: 10px; }
.inv-chart-wrap { position: relative; height: 280px; }
.inv-panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
.inv-panel { border: 1px solid var(--border); padding: 28px; background: #faf9f6; }
.inv-panel-title { font-family: var(--body); font-size: 10px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--grey-light); margin-bottom: 14px; }
.inv-meta-label { font-family: var(--body); font-size: 10px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--grey-light); margin-bottom: 4px; }
.inv-meta-value { font-family: var(--display); font-size: 16px; color: var(--black); line-height: 1.35; }
.inv-actions { max-width: 760px; margin: 0 auto 34px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.inv-action-btn { display: inline-flex; align-items: center; justify-content: center; min-height: 46px; padding: 0 22px; border: 1px solid var(--black); background: var(--black); color: var(--white); font-family: var(--body); font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; transition: all 250ms; text-decoration: none; }
.inv-action-btn:hover { background: var(--white); color: var(--black); }
.viv-back { text-align: center; padding: 0 20px 80px; }
.viv-back a { font-family: var(--body); font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--black); border: 1px solid var(--black); padding: 12px 32px; transition: all 250ms; display: inline-block; }
.viv-back a:hover { background: var(--black); color: var(--white); }
.modal-overlay { position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,0.6); display: none; align-items: center; justify-content: center; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.modal-overlay.open { display: flex; }
.modal-content { background: var(--white); padding: 48px 40px 40px; max-width: 420px; width: 90%; position: relative; text-align: center; }
.modal-login { max-width: 380px; }
.modal-close { position: absolute; top: 16px; right: 20px; background: none; border: none; font-size: 24px; color: var(--grey-light); line-height: 1; }
.modal-title { font-family: var(--display); font-size: 24px; font-weight: 500; margin-bottom: 28px; }
.form-group-modal { text-align: left; margin-bottom: 14px; }
.form-group-modal label { display: block; font-family: var(--body); font-size: 10px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--grey-light); margin-bottom: 6px; }
.form-group-modal input { width: 100%; padding: 10px 12px; border: 1px solid var(--border); font-family: var(--body); font-size: 13px; outline: none; }
.form-group-modal input:focus { border-color: var(--black); }
.login-error { font-size: 12px; color: #c0392b; margin-bottom: 12px; min-height: 18px; }
.btn-login-submit { width: 100%; padding: 12px; font-family: var(--body); font-size: 11px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; border: none; color: var(--white); background: var(--black); transition: background 200ms; }
.btn-login-submit:hover { background: #333; }
@media (max-width: 860px) { .header-inner { justify-content: space-between; padding: 16px 20px; } .header-left, .header-right, .header-login-btn { display: none; } .header-mobile-toggle { display: flex; } }
@media (max-width: 980px) { .inv-hero-metrics { grid-template-columns: repeat(2, 1fr); } .inv-metrics { grid-template-columns: repeat(2, 1fr); } .inv-charts-grid { grid-template-columns: 1fr; } .inv-slider-row { grid-template-columns: 1fr; } }
@media (max-width: 768px) { .viv-gallery-wrap { padding: 40px 20px 24px; } .viv-gallery-main { aspect-ratio: 4/5; } .gallery-btn { width: 40px; height: 40px; } .viv-info { padding: 10px 20px 54px; } .viv-stats { grid-template-columns: 1fr 1fr; } .inv-hero-metrics { grid-template-columns: 1fr; } .inv-metrics { grid-template-columns: 1fr; } .inv-panel-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .viv-page { padding-top: 68px; } .viv-gallery-wrap { padding: 30px 16px 20px; } .viv-info { padding: 8px 16px 46px; } .viv-stats { gap: 10px; } .viv-stat { padding: 18px 12px; } .viv-stat-value { font-size: 20px; } .inv-calc { padding: 20px; } .inv-calc-price { font-size: 22px; } .inv-chart-wrap { height: 240px; } .inv-hero-metric-value { font-size: 24px; } }