/* ===== AVERAGE RETURN CALCULATOR ===== */
.arc-wrap {
    font-family: 'Inter', sans-serif;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px;
    color: #1a2332;
}

/* HEADER */
.arc-header {
    background: linear-gradient(135deg, #0d4f5c, #1a8a9a);
    color: white;
    text-align: center;
    padding: 40px 20px;
    border-radius: 16px;
    margin-bottom: 20px;
}
.arc-header-icon { font-size: 48px; margin-bottom: 10px; }
.arc-header h1 { font-size: 2rem; margin: 0 0 8px 0; font-weight: 700; }
.arc-header p { font-size: 1rem; opacity: 0.85; margin: 0; }

/* CURRENCY BAR */
.arc-currency-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #f0f9fb;
    border: 1px solid #b2e0e8;
    border-radius: 10px;
    padding: 12px 20px;
    margin-bottom: 20px;
}
.arc-currency-label { font-weight: 600; color: #0d4f5c; font-size: 0.9rem; }
.arc-currency-bar select {
    padding: 8px 14px;
    border: 2px solid #1a8a9a;
    border-radius: 8px;
    color: #0d4f5c;
    font-weight: 600;
    background: white;
    cursor: pointer;
    font-size: 0.9rem;
}

/* TABS */
.arc-tabs {
    display: flex;
    background: #f0f9fb;
    border-radius: 12px;
    padding: 6px;
    margin-bottom: 20px;
    gap: 4px;
}
.arc-tab {
    flex: 1;
    padding: 12px 8px;
    border: none;
    background: transparent;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    color: #666;
    transition: all 0.2s;
}
.arc-tab.active {
    background: linear-gradient(135deg, #0d4f5c, #1a8a9a);
    color: white;
    box-shadow: 0 2px 8px rgba(13,79,92,0.3);
}

/* CARDS */
.arc-card {
    background: white;
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    border: 1px solid #e8f4f6;
}
.arc-card h3 {
    font-size: 1.1rem;
    color: #0d4f5c;
    margin: 0 0 16px 0;
    font-weight: 700;
}
.arc-hint { color: #888; font-size: 0.85rem; margin: -8px 0 16px 0; }

/* GRID */
.arc-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.arc-grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.arc-mt { margin-top: 20px; }

/* FIELDS */
.arc-field { margin-bottom: 20px; }
.arc-field label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: #0d4f5c;
    margin-bottom: 8px;
}
.arc-input-wrap {
    display: flex;
    align-items: center;
    border: 2px solid #b2e0e8;
    border-radius: 10px;
    overflow: hidden;
    background: white;
    transition: border-color 0.2s;
}
.arc-input-wrap:focus-within { border-color: #1a8a9a; }
.arc-symbol {
    background: #f0f9fb;
    padding: 10px 14px;
    font-weight: 700;
    color: #0d4f5c;
    font-size: 0.9rem;
    border-right: 2px solid #b2e0e8;
    min-width: 40px;
    text-align: center;
}
.arc-input-wrap input {
    flex: 1;
    padding: 10px 14px;
    border: none;
    outline: none;
    font-size: 1rem;
    font-weight: 600;
    color: #1a2332;
}

/* SLIDER */
.arc-field input[type="range"] {
    width: 100%;
    margin-top: 10px;
    -webkit-appearance: none;
    height: 6px;
    border-radius: 3px;
    background: linear-gradient(to right, #1a8a9a 0%, #b2e0e8 0%);
    outline: none;
}
.arc-field input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #0d4f5c;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}
.arc-range-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: #888;
    margin-top: 4px;
}

/* BUTTON */
.arc-btn {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #0d4f5c, #1a8a9a);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    letter-spacing: 0.5px;
    transition: opacity 0.2s;
    margin-top: 8px;
}
.arc-btn:hover { opacity: 0.9; }

/* RESULT CARD */
.arc-result-card {
    background: #0d4f5c;
    border-radius: 14px;
    padding: 24px;
    color: white;
}
.arc-main-result { text-align: center; margin-bottom: 20px; }
.arc-main-label { font-size: 0.85rem; opacity: 0.7; margin-bottom: 8px; }
.arc-main-value {
    font-size: 3rem;
    font-weight: 800;
    color: #4dd9e8;
}

/* STATS GRID */
.arc-stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 20px;
}
.arc-stat {
    background: rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 12px;
}
.arc-stat-label { font-size: 0.75rem; opacity: 0.7; margin-bottom: 4px; }
.arc-stat-value { font-size: 1rem; font-weight: 700; }
.arc-stat-value.teal { color: #4dd9e8; }
.arc-stat-value.navy { color: #ff6b6b; }

/* TABLE */
.arc-table-wrap { overflow-x: auto; }
.arc-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}
.arc-table th {
    background: #0d4f5c;
    color: white;
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
}
.arc-table td {
    padding: 10px 16px;
    border-bottom: 1px solid #f0f4f6;
    color: #1a2332;
}
.arc-table tr:nth-child(even) td { background: #f8fcfd; }
.arc-table tr:hover td { background: #e8f7f9; }

/* ANNUAL RETURNS */
.arc-return-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    background: #f8fcfd;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid #e0f0f3;
}
.arc-year-label {
    min-width: 60px;
    font-weight: 600;
    color: #0d4f5c;
    font-size: 0.85rem;
}
.arc-return-input {
    flex: 1;
    padding: 8px 12px;
    border: 2px solid #b2e0e8;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    color: #1a2332;
    outline: none;
}
.arc-return-input:focus { border-color: #1a8a9a; }
.arc-pct { font-weight: 700; color: #1a8a9a; }
.arc-remove-btn {
    background: #ff6b6b;
    color: white;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}
.arc-add-row {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 12px;
}
.arc-add-btn {
    padding: 10px 20px;
    background: #1a8a9a;
    color: white;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.9rem;
}

/* PORTFOLIO */
.arc-portfolio-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 40px;
    gap: 10px;
    padding: 8px 14px;
    font-size: 0.8rem;
    font-weight: 700;
    color: #0d4f5c;
    text-transform: uppercase;
}
.arc-portfolio-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 40px;
    gap: 10px;
    margin-bottom: 10px;
    align-items: center;
    background: #f8fcfd;
    padding: 10px 14px;
    border-radius: 8px;
    border: 1px solid #e0f0f3;
}
.arc-asset-name, .arc-alloc-input, .arc-ret-input {
    padding: 8px 12px;
    border: 2px solid #b2e0e8;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #1a2332;
    outline: none;
    width: 100%;
    box-sizing: border-box;
}
.arc-weighted {
    font-weight: 700;
    color: #1a8a9a;
    text-align: center;
}
.arc-alloc-total { font-size: 0.85rem; color: #666; }
.arc-alloc-total strong { color: #0d4f5c; }

/* EXPORT BAR */
.arc-export-bar {
    display: flex;
    gap: 10px;
    margin-top: 24px;
    flex-wrap: wrap;
    justify-content: center;
}
.arc-export-btn {
    padding: 10px 20px;
    background: white;
    border: 2px solid #1a8a9a;
    border-radius: 8px;
    color: #0d4f5c;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}
.arc-export-btn:hover {
    background: #1a8a9a;
    color: white;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .arc-grid-2 { grid-template-columns: 1fr; }
    .arc-grid-3 { grid-template-columns: 1fr; }
    .arc-tabs { flex-wrap: wrap; }
    .arc-portfolio-header { display: none; }
    .arc-portfolio-row { grid-template-columns: 1fr 1fr; }
    .arc-main-value { font-size: 2rem; }
}