:root {
    --bg: #faf9f7;
    --bg-card: #ffffff;
    --bg-input: #f5f3f0;
    --bg-comp: #faf9f7;
    --border: #e8e4df;
    --border-hover: #d4cfc8;
    --text-primary: #1a1714;
    --text-secondary: #6b6560;
    --text-muted: #a09a93;
    --accent: #b8922f;
    --accent-light: #c9a961;
    --accent-bg: rgba(184,146,47,0.06);
    --accent-border: rgba(184,146,47,0.2);
    --accent-glow: rgba(184,146,47,0.12);
    --dark: #1a1714;
    --dark-card: #242019;
}

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

body {
    font-family: 'Outfit', sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Subtle grain texture */
body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.018'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
}

/* Warm ambient glow */
body::after {
    content: '';
    position: fixed;
    top: -30%; right: -15%;
    width: 50%; height: 50%;
    background: radial-gradient(ellipse, rgba(184,146,47,0.04) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Animations */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes expandWidth {
    from { width: 0; }
    to { width: 60px; }
}
@keyframes glowPulse {
    0%, 100% { box-shadow: 0 2px 24px rgba(184,146,47,0.08); }
    50% { box-shadow: 0 4px 40px rgba(184,146,47,0.16); }
}

.reveal { animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
.reveal-1 { animation-delay: 0.05s; }
.reveal-2 { animation-delay: 0.1s; }
.reveal-3 { animation-delay: 0.15s; }
.reveal-4 { animation-delay: 0.2s; }
.reveal-5 { animation-delay: 0.25s; }
.reveal-6 { animation-delay: 0.3s; }

/* Top bar */
.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250,249,247,0.88);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    padding: 0.65rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.brand-logo {
    height: 36px;
    width: auto;
}
.brand-divider {
    width: 1px;
    height: 18px;
    background: var(--border);
}
.brand-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 500;
}
.topbar-actions { display: flex; gap: 0.5rem; }
.tb-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.4rem 0.9rem;
    border-radius: 6px;
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.25s;
    display: flex; align-items: center; gap: 0.35rem;
    letter-spacing: 0.3px;
}
.tb-btn:hover { border-color: var(--accent); color: var(--accent); }
.tb-btn.gold {
    background: var(--dark);
    border-color: var(--dark);
    color: #fff;
    font-weight: 600;
}
.tb-btn.gold:hover { background: #2a2520; }

/* Layout */
.container {
    max-width: 58rem;
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

/* Hero */
.hero {
    padding: 3.5rem 0 2rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2.5rem;
}
.hero-overline {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    color: var(--accent);
    letter-spacing: 4px;
    text-transform: uppercase;
    font-weight: 500;
    margin-bottom: 0.75rem;
}
.hero h1 {
    font-family: 'Syne', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    color: var(--text-primary);
}
.hero h1 span {
    background: linear-gradient(135deg, var(--accent), #8a6d1f);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-line {
    height: 2px;
    background: var(--accent);
    margin-top: 1.5rem;
    animation: expandWidth 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}

/* Panel */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    transition: border-color 0.3s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.03);
}
.panel:hover { border-color: var(--border-hover); box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.panel-head {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg);
}
.panel-title {
    font-family: 'Syne', sans-serif;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.5px;
}
.panel-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.panel-body { padding: 1.5rem; }

/* Form */
.fg { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.fg-full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 0.35rem; }
.field-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 1px;
    text-transform: uppercase;
}
.field-note {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-style: italic;
}
.field-input, .field-select {
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.7rem 0.9rem;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 400;
    outline: none;
    transition: all 0.25s;
}
.field-input:focus, .field-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background: #fff;
}
.field-input::placeholder { color: var(--text-muted); font-weight: 300; }
.field-select option { background: #fff; }
textarea.field-input {
    resize: vertical;
    min-height: 2.5rem;
}

/* Comps */
.comp {
    background: var(--bg-comp);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
    margin-bottom: 0.75rem;
    transition: all 0.25s;
}
.comp:hover { border-color: var(--border-hover); box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.comp:last-child { margin-bottom: 0; }
.comp-num {
    font-family: 'Syne', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.comp-num::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

/* Divider */
.sep {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin: 2rem 0;
}
.sep::before, .sep::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}
.sep span {
    font-family: 'Syne', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* Calculate Button */
.calc-actions {
    text-align: center;
    margin: 2rem 0 1rem;
}
.calc-btn {
    background: var(--dark);
    color: #fff;
    border: none;
    padding: 1rem 3rem;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.calc-btn:hover {
    background: #2a2520;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(26,23,20,0.2);
}
.calc-btn i { font-size: 0.9rem; }

/* ═══ RESULTS ═══ */
.results-panel {
    border: 1px solid var(--accent-border);
    border-radius: 14px;
    overflow: hidden;
    margin-top: 1rem;
    background: var(--bg-card);
    animation: glowPulse 4s ease-in-out infinite;
}

.r-header {
    background: var(--dark);
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    color: #fff;
}
.r-address {
    font-family: 'Syne', sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
}
.r-type {
    font-size: 0.78rem;
    color: #8a8279;
    margin-top: 0.2rem;
}
.r-stats { display: flex; gap: 0.6rem; }
.r-stat {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    padding: 0.3rem 0.65rem;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent-light);
    display: flex; align-items: center; gap: 0.3rem;
}
.r-stat i { font-size: 0.65rem; }

/* ARV */
.arv {
    background: linear-gradient(135deg, var(--accent), var(--accent-light), #d4b76e);
    padding: 2rem 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.arv::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(0,0,0,0.08) 100%);
}
.arv-label {
    position: relative;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: rgba(26,23,20,0.5);
}
.arv-value {
    position: relative;
    font-family: 'Syne', sans-serif;
    font-size: 3.2rem;
    font-weight: 800;
    color: #fff;
    margin-top: 0.25rem;
    letter-spacing: -2px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

/* Analysis */
.r-body { padding: 1.5rem; }
.r-section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}
.r-section-title:not(:first-child) { margin-top: 1.75rem; }
.r-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.55rem 0;
}
.r-row + .r-row { border-top: 1px solid #f0ece7; }
.r-k { font-size: 0.85rem; color: var(--text-secondary); }
.r-v {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
}
.r-v.gold { color: var(--accent); font-weight: 600; }

/* Comp results headers */
.r-comp-header {
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
    padding: 0.5rem 0;
    border-bottom: 1px dashed var(--border);
}
.r-comp-num {
    color: var(--accent);
    font-weight: 700;
}

/* MAO grid */
.mao-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    margin-top: 0.5rem;
}
.mao-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s;
    cursor: default;
}
.mao-card:hover {
    border-color: var(--accent);
    background: var(--accent-bg);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(184,146,47,0.1);
}
.mao-pct {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 1px;
}
.mao-amt {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Actions */
.r-actions {
    display: flex;
    gap: 0.75rem;
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--border);
}
.r-btn {
    flex: 1;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.25s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    border: none;
}
.r-btn.primary {
    background: var(--dark);
    color: #fff;
}
.r-btn.primary:hover { background: #2a2520; }
.r-btn.ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.r-btn.ghost:hover { border-color: var(--text-secondary); }

/* Footer */
.footer {
    text-align: center;
    padding: 3rem 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 2px;
}

@media (max-width: 768px) {
    .fg { grid-template-columns: 1fr; }
    .mao-grid { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 2rem; }
    .arv-value { font-size: 2.2rem; }
    .r-header { flex-direction: column; gap: 0.75rem; }
    .topbar { padding: 0.65rem 1rem; }
    .container { padding: 0 1rem; }
}