/* Rind Builders Construction Calculator — Frontend Styles */

.rind-calculator-container {
    --rind-primary: #004274;
    --rind-primary-light: #0a5a99;
    --rind-accent: #d99c2b;
    --rind-bg: #f7f9fb;
    --rind-border: #e1e6ec;
    --rind-text: #1a2b3c;
    --rind-muted: #667085;
    font-family: 'Plus Jakarta Sans', 'Poppins', -apple-system, sans-serif;
    color: var(--rind-text);
    max-width: 760px;
    margin: 0 auto;
}

.rind-calc-loading { padding: 32px; text-align: center; }

.rind-calc-card {
    background: #fff;
    border: 1px solid var(--rind-border);
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 2px 14px rgba(0, 66, 116, 0.06);
}

.rind-calc-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 28px;
    gap: 8px;
}

.rind-calc-step-dot {
    flex: 1;
    text-align: center;
    font-size: 12px;
    font-weight: 600;
    color: var(--rind-muted);
    padding-bottom: 10px;
    border-bottom: 3px solid var(--rind-border);
    transition: all .2s ease;
}

.rind-calc-step-dot.is-active {
    color: var(--rind-primary);
    border-bottom-color: var(--rind-primary);
}

.rind-calc-step-dot.is-done {
    color: var(--rind-accent);
    border-bottom-color: var(--rind-accent);
}

.rind-calc-h2 {
    font-size: 19px;
    font-weight: 700;
    color: var(--rind-primary);
    margin: 0 0 4px;
}

.rind-calc-sub {
    font-size: 13.5px;
    color: var(--rind-muted);
    margin: 0 0 20px;
}

.rind-calc-field { margin-bottom: 18px; }

.rind-calc-field label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--rind-text);
}

.rind-calc-field input[type="number"],
.rind-calc-field select {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--rind-border);
    border-radius: 9px;
    font-size: 14.5px;
    background: #fff;
    color: var(--rind-text);
    box-sizing: border-box;
}

.rind-calc-field input:focus,
.rind-calc-field select:focus {
    outline: none;
    border-color: var(--rind-primary-light);
}

.rind-calc-row { display: flex; gap: 14px; }
.rind-calc-row > .rind-calc-field { flex: 1; }

.rind-calc-marla-hint {
    margin-top: 6px;
    font-size: 12.5px;
    color: var(--rind-muted);
}

.rind-calc-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.rind-calc-option {
    border: 1.5px solid var(--rind-border);
    border-radius: 10px;
    padding: 12px 14px;
    cursor: pointer;
    transition: all .15s ease;
}

.rind-calc-option:hover { border-color: var(--rind-primary-light); }

.rind-calc-option.is-selected {
    border-color: var(--rind-primary);
    background: #eef5fb;
}

.rind-calc-option-title { font-weight: 700; font-size: 14px; }
.rind-calc-option-desc { font-size: 12px; color: var(--rind-muted); margin-top: 2px; }

.rind-calc-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 24px;
    gap: 10px;
}

.rind-calc-btn {
    border: none;
    border-radius: 9px;
    padding: 12px 22px;
    font-size: 14.5px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity .15s ease;
}

.rind-calc-btn:hover { opacity: 0.9; }
.rind-calc-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.rind-calc-btn-primary { background: var(--rind-primary); color: #fff; }
.rind-calc-btn-secondary { background: #fff; color: var(--rind-primary); border: 1.5px solid var(--rind-border); }
.rind-calc-btn-accent { background: var(--rind-accent); color: #fff; }

.rind-calc-result-total {
    background: linear-gradient(135deg, var(--rind-primary) 0%, var(--rind-primary-light) 100%);
    color: #fff;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    margin-bottom: 20px;
}

.rind-calc-result-total .rind-amount { font-size: 32px; font-weight: 800; margin: 4px 0; }
.rind-calc-result-total .rind-per-sqft { font-size: 13px; opacity: 0.85; }

.rind-calc-breakdown { margin-bottom: 20px; }

.rind-calc-breakdown-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--rind-border);
    font-size: 14px;
}

.rind-calc-breakdown-row:last-child { border-bottom: none; font-weight: 700; }
.rind-calc-breakdown-label { color: var(--rind-muted); }
.rind-calc-breakdown-value { font-weight: 600; }

.rind-calc-note {
    font-size: 12px;
    color: var(--rind-muted);
    background: var(--rind-bg);
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 14px;
}

.rind-calc-error {
    background: #fdeceb;
    color: #b32d2e;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 13.5px;
    margin-bottom: 16px;
}

.rind-calc-success {
    background: #eaf7ee;
    color: #1e7a3c;
    border-radius: 8px;
    padding: 14px;
    font-size: 14px;
    text-align: center;
}

.rind-calc-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: rind-spin 0.7s linear infinite;
    vertical-align: middle;
    margin-right: 6px;
}

@keyframes rind-spin { to { transform: rotate(360deg); } }

@media (max-width: 480px) {
    .rind-calc-options { grid-template-columns: 1fr; }
    .rind-calc-row { flex-direction: column; gap: 0; }
    .rind-calc-card { padding: 20px; }
}