/* ============================================================
   Gaadiwala – Used Car Value Estimator | LIGHT THEME
   Design: Soft White Glass · Blue + Indigo Accent Palette
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Inter:wght@400;500;600;700;800&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
    --c-bg:          #F1F5F9;
    --c-surface:     #FFFFFF;
    --c-card:        rgba(255, 255, 255, 0.92);
    --c-card-hover:  rgba(255, 255, 255, 1);
    --c-border:      rgba(0, 0, 0, 0.08);
    --c-border-glow: rgba(59, 130, 246, 0.35);

    --c-blue:        #3B82F6;
    --c-blue-light:  #60A5FA;
    --c-blue-dim:    rgba(59, 130, 246, 0.10);
    --c-blue-glow:   rgba(59, 130, 246, 0.20);

    --c-indigo:      #6366F1;
    --c-indigo-dim:  rgba(99, 102, 241, 0.10);
    --c-indigo-glow: rgba(99, 102, 241, 0.20);

    --c-green:       #059669;
    --c-green-dim:   rgba(5, 150, 105, 0.10);
    
    --c-danger:      #EF4444;

    --c-text:        #0F172A;
    --c-text-muted:  #475569;
    --c-text-dim:    #94A3B8;

    --radius-sm:     0.75rem;
    --radius-md:     1rem;
    --radius-lg:     1.5rem;
    --radius-xl:     2rem;

    --shadow-card:   0 1px 3px rgba(0,0,0,0.06), 0 8px 24px rgba(0,0,0,0.07);
    --shadow-glow:   0 0 40px rgba(59, 130, 246, 0.12);
    --transition:    0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Base ──────────────────────────────────────────────────── */
body {
    background: var(--c-bg);
    font-family: 'Inter', sans-serif;
    color: var(--c-text);
    position: relative;
    overflow-x: hidden;
}

/* Soft mesh gradient background */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 20% 20%, rgba(59, 130, 246, 0.05) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 80% 70%, rgba(99, 102, 241, 0.04) 0%, transparent 60%);
    pointer-events: none;
    z-index: -1;
}

.main-wrapper > * {
    position: relative;
}

/* ── Hero / Breadcrumb Bar ─────────────────────────────────── */
.calc-hero {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.06) 0%, rgba(99, 102, 241, 0.05) 100%);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    padding: calc(2rem + 79px) 0 2.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.calc-hero::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--c-blue), transparent);
}

.calc-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--c-blue-dim);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: var(--c-blue);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.35rem 1rem;
    border-radius: 2rem;
    margin-bottom: 1.25rem;
}

.calc-hero h1 {
    font-family: 'Inter', sans-serif;
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    color: var(--c-text);
    margin-bottom: 0.75rem;
    line-height: 1.2;
}

.calc-hero h1 span {
    background: linear-gradient(135deg, var(--c-blue), var(--c-blue-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.calc-hero p {
    color: var(--c-text-muted);
    font-size: 1.05rem;
    max-width: 540px;
    margin: 0 auto 1.5rem;
}

.breadcrumb-calc {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.82rem;
    color: var(--c-text-dim);
    list-style: none;
    padding: 0;
    margin: 0;
}

.breadcrumb-calc a {
    color: var(--c-text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.breadcrumb-calc a:hover { color: var(--c-blue); }

.breadcrumb-calc li + li::before {
    content: '/';
    margin-right: 0.5rem;
    opacity: 0.35;
}

.breadcrumb-calc .active { color: var(--c-blue); }

/* ── Main Calculator Area ─────────────────────────────────── */
.calculator-container {
    padding: 3rem 0 5rem;
}

/* ── White Glass Cards ────────────────────────────────────── */
.calc-card {
    background: var(--c-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-card);
    transition: border-color var(--transition), box-shadow var(--transition);
    height: 100%;
}

.calc-card:hover {
    border-color: rgba(59, 130, 246, 0.25);
    box-shadow: var(--shadow-card), var(--shadow-glow);
}

.calc-card h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--c-text);
    margin-bottom: 1.75rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--c-border);
}

.calc-card h4 i {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    background: var(--c-blue-dim);
    border: 1px solid rgba(59, 130, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-blue);
    font-size: 1.25rem;
}

/* ── Form Controls ────────────────────────────────────────── */
.calc-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--c-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
    display: block;
}

.calc-input, .calc-select {
    width: 100%;
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 0.85rem 1.1rem;
    font-family: 'Space Mono', monospace;
    font-size: 1rem;
    font-weight: 600;
    color: var(--c-text);
    transition: all var(--transition);
}

.calc-select {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

.calc-input:focus, .calc-select:focus {
    outline: none;
    background: var(--c-surface);
    border-color: var(--c-blue);
    box-shadow: 0 0 0 4px var(--c-blue-dim);
}

/* ── Ownership Grid ────────────────────────────────────────── */
.owner-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.owner-item {
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid var(--c-border);
    border-radius: var(--radius-sm);
    padding: 0.85rem 0.5rem;
    text-align: center;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--c-text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.owner-item:hover {
    background: var(--c-surface);
    border-color: rgba(59, 130, 246, 0.4);
    color: var(--c-blue);
}

.owner-item.active {
    background: var(--c-blue-dim);
    border-color: var(--c-blue);
    color: var(--c-blue);
    box-shadow: inset 0 0 0 1px var(--c-blue);
}

/* ── Result Value Card ────────────────────────────────────── */
.value-display-card {
    background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 1.5rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.2);
}

.value-display-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.value-display-card .detail-label {
    color: rgba(255,255,255,0.7) !important;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 2;
}

.estimated-value {
    font-family: 'Space Mono', monospace;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 2rem;
    line-height: 1.1;
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

/* ── Price Range Bar ──────────────────────────────────────── */
.price-range-bar {
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 4px;
    position: relative;
    margin: 1.5rem 0 1rem;
    z-index: 2;
}

.price-range-marker {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: #60A5FA;
    border: 3px solid #0F172A;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(96, 165, 250, 0.5);
    transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.range-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(255,255,255,0.6);
    z-index: 2;
    position: relative;
    font-family: 'Space Mono', monospace;
}

/* ── Detailed Results Grid ────────────────────────────────── */
.detail-results {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.detail-item {
    background: #FAFAFA;
    border: 1px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.detail-item .detail-label {
    font-size: 0.75rem;
    color: var(--c-text-muted);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.detail-item .detail-value {
    font-family: 'Space Mono', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--c-text);
}

.text-primary { color: var(--c-blue) !important; }
.text-success { color: var(--c-green) !important; }
.text-danger { color: var(--c-danger) !important; }

/* ── Chart Area ───────────────────────────────────────────── */
h5 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--c-text);
}

#depreciation-chart {
    width: 100% !important;
    height: 100% !important;
}

/* ── SEO Section ──────────────────────────────────────────── */
.seo-content .calc-card {
    padding: 3rem 2.5rem;
}

.seo-content h2, .seo-content h3 {
    color: var(--c-text);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
}

.seo-content h2 { font-size: 2rem; margin-top: 0; }
.seo-content h3 { font-size: 1.35rem; margin-top: 2.5rem; }

.seo-content p, .seo-content li {
    font-size: 1.05rem;
    color: var(--c-text-muted);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.seo-content ul, .seo-content ol {
    padding-left: 1.25rem;
    margin-bottom: 1.5rem;
}

.seo-content li::marker {
    color: var(--c-blue);
    font-weight: 700;
}

/* ── Related Tools ────────────────────────────────────────── */
.related-tools-title {
    font-size: 1.25rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--c-text);
}

.tool-link-card {
    display: block;
    text-decoration: none;
    background: var(--c-surface);
    border: 1.5px solid var(--c-border);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.25rem;
    text-align: center;
    transition: all var(--transition);
    height: 100%;
}

.tool-link-card:hover {
    border-color: var(--c-blue);
    background: var(--c-blue-dim);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.tool-link-card i {
    width: 48px;
    height: 48px;
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--c-text-muted);
    margin-bottom: 1rem;
    transition: all var(--transition);
}

.tool-link-card:hover i {
    background: var(--c-blue);
    color: #fff;
    border-color: var(--c-blue);
}

.tool-link-card h6 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--c-text);
    margin: 0;
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade {
    animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Responsive */
@media (max-width: 991.98px) {
    .calc-hero { padding: calc(1.5rem + 66px) 0 1.5rem; }
    .calculator-container { padding: 2rem 0; }
    .calc-card { padding: 1.5rem; }
    .value-display-card { padding: 2rem 1.5rem; }
    .estimated-value { font-size: 2.25rem; }
    .detail-results { grid-template-columns: 1fr; }
}