.calc-page {
    margin-top: 3rem;
    margin-bottom: 4rem;
}

.calc-page > p {
    color: var(--text-light);
    margin-bottom: 2.5rem;
    font-size: 0.97rem;
    line-height: 1.7;
}

/* ── Tab Nav ── */
.calc-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.tab-btn {
    background: var(--card-bg);
    border: 2px solid #E2E8F0;
    border-radius: 8px;
    padding: 0.6rem 1.1rem;
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-light);
    cursor: pointer;
    transition: 0.15s;
}

.tab-btn.active,
.tab-btn:hover {
    border-color: var(--secondary-blue);
    color: var(--secondary-blue);
    background: #EEF2FF;
}

/* ── Calculator Card ── */
.calc-panel {
    display: none;
}

.calc-panel.active {
    display: block;
}

.calc-card {
    background: var(--card-bg);
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 2rem;
}

.calc-card h2 {
    color: var(--secondary-blue);
    font-size: 1.3rem;
    margin-bottom: 0.4rem;
}

.calc-card > p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1.8rem;
    line-height: 1.6;
}

/* ── Form Fields ── */
.calc-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.field-group label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.field-group input,
.field-group select {
    padding: 0.7rem 1rem;
    border-radius: 8px;
    border: 1px solid #E2E8F0;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    background: var(--bg-color);
    outline: none;
    transition: border-color 0.15s;
}

.field-group input:focus,
.field-group select:focus {
    border-color: var(--secondary-blue);
}

/* ── Result Box ── */
.calc-result {
    display: none;
    background: linear-gradient(135deg, #1e3a8a 0%, #2d4fa3 100%);
    border-radius: 10px;
    padding: 1.4rem 1.8rem;
    margin-top: 1.5rem;
    color: white;
}

.calc-result.visible {
    display: block;
}

.result-primary {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 0.3rem;
}

.result-label {
    font-size: 0.85rem;
    opacity: 0.8;
    margin-bottom: 1rem;
}

.result-breakdown {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 0.8rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 0.6rem;
}

.breakdown-item {
    font-size: 0.82rem;
}

.breakdown-item span {
    display: block;
    font-weight: 700;
    font-size: 1rem;
}

/* ── Tip Box ── */
.calc-tip {
    margin-top: 1.5rem;
    background: #FFF7ED;
    border-left: 4px solid var(--primary-gold);
    border-radius: 0 8px 8px 0;
    padding: 0.8rem 1.2rem;
    font-size: 0.87rem;
    color: #78350f;
    line-height: 1.6;
}

/* ── Spin Package Pills ── */
.package-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.pkg-btn {
    background: #F1F5F9;
    border: 2px solid #E2E8F0;
    border-radius: 8px;
    padding: 0.5rem 0.9rem;
    font-family: inherit;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-main);
    transition: 0.15s;
}

.pkg-btn:hover,
.pkg-btn.selected {
    border-color: var(--primary-gold);
    background: #FFFBEB;
    color: #78350f;
}