/* ============================================================
 * Car Loan Calculator page additions
 * ============================================================ */

.hero-calc { padding: 64px 0 32px; }

.calc-hero-inner {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
}
.calc-hero-inner .hero-subtitle { max-width: 600px; margin: 0 auto; }

/* ===== Section: Calculator card ===== */
.section-calc {
    background: var(--bg-deep);
    padding: 32px 0 88px;
}

.calc-card {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 0;
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-panel) 100%);
    border: 1px solid var(--border-strong);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 30px 80px -20px rgba(0,0,0,0.6), 0 0 80px -20px rgba(212,175,55,0.18);
    max-width: 1100px;
    margin: 0 auto;
}

/* ===== Inputs ===== */
.calc-inputs {
    padding: 36px 36px 32px;
    border-right: 1px solid var(--border);
}

.calc-section-title {
    font-size: 18px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.015em;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.calc-section-title::before {
    content: '';
    width: 4px;
    height: 20px;
    border-radius: 2px;
    background: var(--gradient-blue);
}

.calc-row {
    margin-bottom: 22px;
}
.calc-row:last-child { margin-bottom: 0; }

.calc-row-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    gap: 12px;
}
.calc-row-head label {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-mute);
    letter-spacing: -0.005em;
}

.calc-value {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 6px 12px;
    transition: border-color 0.15s, background 0.15s;
}
.calc-value:focus-within {
    border-color: var(--blue);
    background: var(--bg-card);
    box-shadow: 0 0 0 3px rgba(212,175,55,0.15);
}

.calc-prefix,
.calc-suffix {
    color: var(--text-dim);
    font-size: 14px;
    font-weight: 600;
}

.calc-value input[type="number"] {
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 16px;
    font-weight: 700;
    width: 90px;
    text-align: right;
    padding: 0;
    outline: none;
    font-family: inherit;
    -moz-appearance: textfield;
    letter-spacing: -0.01em;
}
.calc-value input[type="number"]::-webkit-outer-spin-button,
.calc-value input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.calc-term-value input { width: 50px; }

/* Custom range slider */
.calc-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--bg-elev);
    border-radius: 999px;
    outline: none;
    cursor: pointer;
    position: relative;
    background-image: linear-gradient(to right, var(--blue) 0%, var(--blue) var(--fill, 50%), var(--bg-elev) var(--fill, 50%));
}
.calc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-blue);
    border: 3px solid var(--bg-card);
    cursor: pointer;
    box-shadow: 0 4px 12px -2px rgba(212,175,55,0.5), 0 0 0 1px rgba(0,0,0,0.4);
    transition: transform 0.15s;
}
.calc-slider::-webkit-slider-thumb:hover { transform: scale(1.12); }
.calc-slider::-webkit-slider-thumb:active { transform: scale(0.95); }
.calc-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--gradient-blue);
    border: 3px solid var(--bg-card);
    cursor: pointer;
    box-shadow: 0 4px 12px -2px rgba(212,175,55,0.5);
}

.calc-rangebar {
    display: flex;
    justify-content: space-between;
    margin-top: 6px;
    font-size: 11px;
    color: var(--text-dim);
    font-weight: 500;
}

/* Term + Tax chips */
.calc-term-chips,
.calc-tax-chips {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 4px;
}
.calc-chip {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    color: var(--text-mute);
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 12.5px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
}
.calc-chip:hover {
    color: var(--text);
    border-color: var(--border-strong);
    background: var(--bg-card);
}
.calc-chip.is-active {
    background: rgba(212,175,55,0.12);
    border-color: var(--blue);
    color: var(--blue-bright);
    box-shadow: 0 0 0 3px rgba(212,175,55,0.1);
}

/* ===== Results ===== */
.calc-results {
    background: linear-gradient(180deg, var(--bg-elev) 0%, var(--bg-panel) 100%);
    padding: 36px 36px 32px;
    position: relative;
    overflow: hidden;
}
.calc-results::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(212,175,55,0.18) 0%, transparent 60%);
    pointer-events: none;
}

.calc-results-inner { position: relative; z-index: 1; }

.calc-results-eyebrow {
    color: var(--blue-bright);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.calc-payment {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 6px;
    flex-wrap: wrap;
}
.cp-currency {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-mute);
    align-self: flex-start;
    margin-top: 14px;
}
.cp-amount {
    font-size: 64px;
    font-weight: 900;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.04em;
    line-height: 1;
    font-variant-numeric: tabular-nums;
    transition: opacity 0.2s;
}
.cp-suffix {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-mute);
    margin-left: 4px;
}

.calc-payment-sub {
    font-size: 13.5px;
    color: var(--text-mute);
    margin-bottom: 24px;
}
.calc-payment-sub span {
    color: var(--text);
    font-weight: 600;
}

/* Donut chart */
.calc-donut-wrap {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-bottom: 22px;
    padding: 22px 4px;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.calc-donut {
    --p: 65;
    --principal: var(--blue);
    --interest: rgba(255,255,255,0.12);
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background:
        conic-gradient(
            var(--blue-bright) 0%,
            var(--blue) calc(var(--p) * 1%),
            rgba(255,255,255,0.12) calc(var(--p) * 1%),
            rgba(255,255,255,0.18) 100%
        );
    position: relative;
    flex-shrink: 0;
    box-shadow: 0 12px 28px -8px rgba(212,175,55,0.3);
    transition: background 0.4s;
}
.calc-donut-inner {
    position: absolute;
    inset: 16px;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}
.cd-num {
    font-size: 18px;
    font-weight: 800;
    color: var(--text);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}
.cd-label {
    font-size: 10.5px;
    color: var(--text-dim);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.calc-legend {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
}
.cl-item {
    display: flex;
    align-items: center;
    gap: 10px;
}
.cl-dot {
    width: 12px; height: 12px;
    border-radius: 3px;
    flex-shrink: 0;
}
.cl-dot-principal { background: var(--gradient-blue); box-shadow: 0 0 8px rgba(212,175,55,0.4); }
.cl-dot-interest  { background: rgba(255,255,255,0.18); }
.cl-label {
    display: block;
    font-size: 12px;
    color: var(--text-dim);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1px;
}
.cl-val {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.01em;
}

/* Breakdown */
.calc-breakdown {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 22px;
}
.cb-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13.5px;
}
.cb-row span { color: var(--text-mute); }
.cb-row strong {
    color: var(--text);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}
.cb-row-divider {
    padding-top: 12px;
    border-top: 1px solid var(--border);
    margin-top: 4px;
}
.cb-row-divider span,
.cb-row-divider strong { color: var(--text); font-size: 14.5px; }
.cb-row-divider strong { color: var(--blue-bright); font-size: 16px; }

.calc-cta {
    width: 100%;
    margin-bottom: 12px;
    min-height: 50px;
}

.calc-disclaimer {
    text-align: center;
    font-size: 11.5px;
    color: var(--text-dim);
    line-height: 1.5;
}

/* ===== Section: Factors ===== */
.section-factors { background: var(--bg-black); }

.factor-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 8px;
}

.factor-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px 24px;
    transition: all 0.2s;
}
.factor-card:hover {
    border-color: var(--blue);
    background: var(--bg-elev);
    transform: translateY(-3px);
}

.factor-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(212,175,55,0.1);
    color: var(--blue-bright);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}
.factor-icon svg { width: 24px; height: 24px; }

.factor-card h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.factor-card p {
    font-size: 14px;
    color: var(--text-mute);
    line-height: 1.55;
}

/* ===== Section: Formula ===== */
.section-formula {
    background: var(--bg-deep);
    padding: 64px 0 88px;
}

.formula-card {
    max-width: 760px;
    margin: 0 auto;
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-panel) 100%);
    border: 1px solid var(--border-strong);
    border-radius: 20px;
    padding: 44px 40px;
    text-align: center;
    box-shadow: 0 24px 60px -20px rgba(0,0,0,0.5);
}
.formula-card .section-eyebrow { margin-bottom: 14px; }
.formula-title {
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    letter-spacing: -0.025em;
    margin-bottom: 12px;
    line-height: 1.2;
}
.formula-lead {
    font-size: 15px;
    color: var(--text-mute);
    line-height: 1.6;
    max-width: 520px;
    margin: 0 auto 32px;
}

.formula-equation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 28px 20px;
    margin-bottom: 28px;
    font-family: 'SF Mono', Menlo, Consolas, monospace;
    font-size: 18px;
    color: var(--text);
    flex-wrap: wrap;
}
.fe-var, .fe-eq {
    font-weight: 700;
    color: var(--blue-bright);
    font-size: 24px;
}
.fe-frac {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.fe-num, .fe-denom {
    padding: 4px 0;
    font-weight: 600;
}
.fe-num {
    border-bottom: 2px solid var(--blue-bright);
    padding-bottom: 8px;
}
.fe-denom { padding-top: 6px; }
.fe-num sup, .fe-denom sup {
    font-size: 12px;
    color: var(--blue-bright);
    margin-left: 1px;
}

.formula-legend {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 28px;
    text-align: left;
    max-width: 560px;
    margin: 0 auto;
}
.fl-item {
    font-size: 13.5px;
    color: var(--text-mute);
    line-height: 1.5;
}
.fl-item strong {
    display: inline-block;
    width: 22px;
    color: var(--blue-bright);
    font-family: 'SF Mono', Menlo, Consolas, monospace;
    font-weight: 700;
    margin-right: 4px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .calc-card { grid-template-columns: 1fr; }
    .calc-inputs { border-right: none; border-bottom: 1px solid var(--border); }
    .factor-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .hero-calc { padding: 48px 0 24px; }
    .section-calc { padding: 24px 0 64px; }
    .calc-inputs, .calc-results { padding: 26px 22px; }
    .calc-card { border-radius: 18px; }
    .cp-amount { font-size: 52px; }
    .cp-currency { font-size: 24px; margin-top: 11px; }
    .calc-donut-wrap { flex-direction: column; align-items: stretch; gap: 18px; }
    .calc-donut { margin: 0 auto; }
    .calc-legend { flex-direction: row; justify-content: space-around; gap: 18px; }
    .calc-row-head { flex-direction: column; align-items: flex-start; gap: 6px; }
    .calc-value { width: 100%; justify-content: space-between; }
    .calc-value input[type="number"] { width: 100%; text-align: left; }
    .calc-term-chips, .calc-tax-chips { gap: 5px; }
    .calc-chip { padding: 7px 11px; font-size: 12px; }
    .factor-grid { grid-template-columns: 1fr; gap: 12px; }
    .formula-card { padding: 32px 22px; }
    .formula-title { font-size: 22px; }
    .formula-equation { font-size: 16px; padding: 22px 16px; }
    .fe-var, .fe-eq { font-size: 20px; }
    .formula-legend { grid-template-columns: 1fr; gap: 10px; }
}