/* =========================================================================
   GLOBAL CALCULATOR WEB THEME
   Standardized styles for all 150+ calculator tools
========================================================================= */

/* Base Variables */
:root {
    --primary: #3a86ff;
    --primary-dark: #0061f2;
    --secondary: #8338ec;
    --accent: #ff006e;
    --success: #38b000;
    --warning: #ffbe0b;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --light-gray: #dee2e6;
    --card-bg: #ffffff;
    --shadow: none;
    --radius: 8px;
    --transition: all 0.3s ease;
}

body.dark {
    --primary: #3a86ff;
    --primary-dark: #0061f2;
    --secondary: #8338ec;
    --accent: #ff006e;
    --light: #0f172a;
    --dark: #f8fafc;
    --gray: #94a3b8;
    --light-gray: #1e293b;
    --card-bg: #1e293b;
    --shadow: none;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    max-width: 100%;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    overflow-x: hidden;
    max-width: 100%;
    width: 100%;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

button,
input,
select {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

button {
    cursor: pointer;
    border: none;
}

/* Global Layout & Sections */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.section {
    padding: 40px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
    font-size: 28px;
    font-weight: 700;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 2px;
}

/* Base Calculator Page Grid (Sidebar left, tool right) */
.calculator-page {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 280px);
    gap: 20px;
    padding: 20px 0;
    width: 100%;
    box-sizing: border-box;
}

.calculator-main {
    display: flex;
    flex-direction: column;
    gap: 20px;
    min-width: 0;
    overflow-x: hidden;
    word-break: break-word;
    overflow-wrap: break-word;
}

.calculator-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.calculator-sidebar-dynamic {
    position: sticky;
    top: 100px;
    height: fit-content;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.sidebar-section {
    background: var(--card-bg, #ffffff);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--light-gray, #dee2e6);
}

body.dark .sidebar-section {
    border-color: #334155;
}

.sidebar-section h3 {
    margin-bottom: 15px;
    color: var(--primary);
    display: flex;
    align-items: center;
}

.sidebar-section ul li {
    margin-bottom: 10px;
}

.sidebar-section ul li a {
    display: block;
    padding: 8px 0;
    transition: var(--transition);
}

.sidebar-section ul li a:hover {
    color: var(--primary);
    padding-left: 5px;
}

/* New Styled Sidebar List */
.styled-sidebar-list {
    margin-top: 10px;
}

.styled-sidebar-list li {
    margin-bottom: 8px !important;
}

.styled-sidebar-list li a {
    display: flex !important;
    align-items: center;
    gap: 12px;
    padding: 10px 12px !important;
    border-radius: 10px;
    transition: all 0.2s !important;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
}

.styled-sidebar-list li a:hover {
    background: var(--bg-hover, #f1f5f9);
    color: var(--primary);
}

body.dark .styled-sidebar-list li a:hover {
    background: #334155;
    color: white;
}

.styled-sidebar-list li a i {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    color: var(--text-sub);
    transition: color 0.2s;
}

.icon-bg {
    background: rgba(0, 0, 0, 0.05);
}

body.dark .icon-bg {
    background: rgba(255, 255, 255, 0.05);
}

.styled-sidebar-list li a:hover i {
    color: var(--primary);
}

/* Sidebar Component Styles */
.sidebar-heading {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    color: var(--text-main, var(--dark));
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-heading-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    font-size: 0.9rem;
}

.sidebar-heading-icon.pink {
    background: rgba(255, 0, 110, 0.1);
    color: #ff006e;
}

.sidebar-divider {
    height: 1px;
    background: var(--light-gray, #dee2e6);
    margin: 16px 0;
}

/* Link Tags / Badges */
.sidebar-tag {
    margin-left: auto;
    font-size: 0.75rem;
    padding: 2px 8px;
    background: #e2e8f0;
    color: #475569;
    border-radius: 12px;
    font-weight: 600;
}

body.dark .sidebar-tag {
    background: #334155;
    color: #cbd5e1;
}

.sidebar-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--gray);
    font-weight: normal;
    margin-top: 2px;
}

.category-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 1.2rem;
}

.category-icon.green {
    background: #dcfce7;
    color: #16a34a;
}

.category-icon.blue {
    background: #dbeafe;
    color: #2563eb;
}

.category-icon.yellow {
    background: #fef9c3;
    color: #ca8a04;
}

.category-icon.orange {
    background: #ffedd5;
    color: #ea580c;
}

.category-icon.pink {
    background: #fce7f3;
    color: #db2777;
}

.category-icon.purple {
    background: #f3e8ff;
    color: #9333ea;
}

.category-icon.cyan {
    background: #cffafe;
    color: #0891b2;
}

.category-icon.slate {
    background: #e2e8f0;
    color: #475569;
}

.styled-sidebar-list.categories li a {
    gap: 15px;
    padding: 8px 12px !important;
}

.footer-btn {
    width: calc(50% - 5px);
    padding: 8px;
    border-radius: 8px;
    border: 1px solid var(--light-gray);
    background: transparent;
    font-weight: 600;
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

.footer-btn:hover {
    background: var(--bg-hover, #f1f5f9);
}

body.dark .footer-btn {
    border-color: #334155;
}

body.dark .footer-btn:hover {
    background: #334155;
}

body.dark .sidebar-divider {
    background: #334155;
}

.sidebar-description {
    font-size: 0.88rem;
    color: var(--text-sub, var(--gray));
    margin-bottom: 14px;
    line-height: 1.5;
}

.sidebar-pro-btn {
    padding: 0.7rem 1rem;
    width: 100%;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    justify-content: center;
    gap: 8px;
    align-items: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.2s;
}

.sidebar-pro-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* ==========================================================
   GLOBAL CALCULATE BUTTON — Premium Style
   Applies to .calculate-btn, .calc-btn, button#calculate-btn
   ========================================================== */

@keyframes btn-shimmer {
    0% {
        background-position: -200% center;
    }

    100% {
        background-position: 200% center;
    }
}

@keyframes btn-pulse-ring {
    0% {
        box-shadow: 0 0 0 0 rgba(58, 134, 255, 0.45);
    }

    70% {
        box-shadow: 0 0 0 10px rgba(58, 134, 255, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(58, 134, 255, 0);
    }
}

.calculate-btn,
.calc-btn,
button#calculate-btn,
button#calculate,
button.btn-primary {
    /* Layout */
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    width: 100%;
    padding: 1rem 1.5rem;
    margin-top: 1.4rem;

    /* Typography */
    font-family: inherit;
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.025em;
    color: #ffffff !important;
    text-align: center;

    /* Background — animated gradient */
    background: linear-gradient(270deg,
            #3a86ff 0%,
            #8338ec 40%,
            #3a86ff 80%,
            #8338ec 100%);
    background-size: 300% 100%;
    animation: btn-shimmer 5s linear infinite;

    /* Shape */
    border: none;
    border-radius: 12px;
    outline: none;

    /* Elevation */
    box-shadow: 0 4px 18px rgba(58, 134, 255, 0.35);

    /* Interaction */
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition:
        transform 0.22s ease,
        box-shadow 0.22s ease,
        opacity 0.22s ease;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

/* Ensure icon & text always sit ABOVE pseudo-element overlays */
.calculate-btn>*,
.calc-btn>*,
button#calculate-btn>*,
button#calculate>*,
button.btn-primary>* {
    position: relative;
    z-index: 2;
    pointer-events: none;
}

/* Glossy sheen overlay — z-index 0 so it never covers icon */
.calculate-btn::before,
.calc-btn::before,
button#calculate-btn::before,
button#calculate::before,
button.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 0;
    background: linear-gradient(135deg,
            rgba(255, 255, 255, 0.16) 0%,
            rgba(255, 255, 255, 0.0) 55%);
    pointer-events: none;
    border-radius: inherit;
}

/* Ripple overlay — z-index 1, still below text/icon */
.calculate-btn::after,
.calc-btn::after,
button#calculate-btn::after,
button#calculate::after,
button.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background: rgba(255, 255, 255, 0.14);
    border-radius: inherit;
    opacity: 0;
    transition: opacity 0.25s ease;
    pointer-events: none;
}

/* Hover state */
.calculate-btn:hover,
.calc-btn:hover,
button#calculate-btn:hover,
button#calculate:hover,
button.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(58, 134, 255, 0.5);
    animation-duration: 2s;
}

/* Active / click state */
.calculate-btn:active,
.calc-btn:active,
button#calculate-btn:active,
button#calculate:active,
button.btn-primary:active {
    transform: translateY(0px) scale(0.98);
    box-shadow: 0 3px 12px rgba(58, 134, 255, 0.3);
}

.calculate-btn:active::after,
.calc-btn:active::after,
button#calculate-btn:active::after,
button#calculate:active::after,
button.btn-primary:active::after {
    opacity: 1;
}

/* Focus ring for accessibility */
.calculate-btn:focus-visible,
.calc-btn:focus-visible,
button#calculate-btn:focus-visible,
button#calculate:focus-visible {
    animation: btn-pulse-ring 0.8s ease-out;
    outline: 3px solid rgba(58, 134, 255, 0.6);
    outline-offset: 3px;
}

/* Dark mode — just slightly brighter glow */
body.dark .calculate-btn,
body.dark .calc-btn,
body.dark button#calculate-btn,
body.dark button#calculate,
body.dark-theme .calculate-btn,
body.dark-theme .calc-btn {
    box-shadow: 0 4px 22px rgba(58, 134, 255, 0.5);
}

/* Disabled state */
.calculate-btn:disabled,
.calc-btn:disabled,
button#calculate-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
    animation: none;
    box-shadow: none;
}

/* Width variant — inline / auto-width */
.calculate-btn.btn-auto {
    width: auto;
}

/* ========================================================== */

/* Common Calculator Form/Card Styles */
.calculator-base,
.acceleration-calculator,
.insurance-calculator,
[class*="-calculator"] {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 2rem;
    border: 1px solid var(--light-gray);
    position: relative;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin: 0 auto;
}

.calculator-title {
    color: var(--text-main, var(--dark));
    margin-bottom: 1.5rem;
    font-size: 2.4rem;
    font-weight: 600;
    text-align: center;
}

.calculator-subtitle {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--gray);
}

.input-group,
.form-group {
    margin: 1rem 0;
    position: relative;
}

.input-row {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.input-field {
    flex: 1;
    text-align: left;
}

.input-field label,
.form-label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-sub, var(--gray));
}

input[type="number"],
input[type="text"],
select,
.form-input,
.form-select {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--light-gray);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--card-bg);
}

input[type="number"]:focus,
input[type="text"]:focus,
select:focus,
.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(58, 134, 255, 0.2);
}

.calculate-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 12px 28px;
    border-radius: 8px;
    font-size: 1.05rem;
    font-weight: 600;
    margin-top: 1rem;
    width: auto;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.calculate-btn:hover {
    background-color: #2563eb;
    transform: translateY(-2px);
    opacity: 0.9;
}

/* Secondary Buttons */
.add-item-btn,
.export-btn {
    background-color: var(--card-bg, #ffffff);
    color: var(--primary, #3b82f6);
    border: 2px solid var(--primary, #3b82f6);
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 1rem;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    margin-top: 10px;
    margin-bottom: 10px;
}

body.dark .add-item-btn,
body.dark .export-btn {
    background-color: var(--card-bg, #1e293b);
}

.add-item-btn:hover,
.export-btn:hover {
    background-color: rgba(58, 134, 255, 0.1);
    transform: translateY(-1px);
}

.remove-item-btn {
    background-color: #fef2f2;
    color: #ef4444;
    border: 1px solid #fca5a5;
    padding: 8px 15px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.2s;
}

body.dark .remove-item-btn {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.3);
}

.remove-item-btn:hover {
    background-color: #fee2e2;
    transform: translateY(-1px);
}

.reset-btn {
    background-color: transparent;
    color: var(--text-color, #64748b);
    border: 1px solid #cbd5e1;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 1rem;
    cursor: pointer;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    margin-top: 10px;
}

body.dark .reset-btn {
    color: #94a3b8;
    border-color: #334155;
    background-color: transparent;
}

.reset-btn:hover {
    background-color: #f1f5f9;
    color: var(--text-color, #334155);
    transform: translateY(-1px);
}

body.dark .reset-btn:hover {
    background-color: #334155;
    color: #e2e8f0;
}

/* Tabs Styling */
.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: var(--bg-hover, #f8fafc);
    padding: 0.5rem;
    border-radius: 8px;
}

.tab {
    flex: 1;
    text-align: center;
    padding: 0.8rem 1rem;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-color, #64748b);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

body.dark .tabs {
    background: var(--bg-hover, #1e293b);
}

body.dark .tab {
    color: #94a3b8;
}

.tab:hover {
    background: rgba(58, 134, 255, 0.1);
    color: var(--primary, #3b82f6);
}

.tab.active {
    background: var(--primary, #3a86ff);
    color: white;
}

body.dark .tab.active {
    color: white;
}

/* Utility Classes for JS Interactivity */
.hidden {
    display: none !important;
}

#results,
.results,
.result-card {
    display: none;
    /* JS will toggle this to block */
}

#results.show,
.results.show,
.result-card.show,
.show {
    display: block !important;
}

.error-message {
    display: none;
    color: #ef4444;
    font-size: 0.85rem;
    margin-top: 5px;
    font-weight: 500;
}

input.error,
select.error {
    border-color: #ef4444 !important;
    background-color: #fef2f2;
}

body.dark input.error,
body.dark select.error {
    background-color: rgba(239, 68, 68, 0.1);
}

/* Results Formatting */
.result {
    margin-top: 2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

.result.show {
    opacity: 1;
    transform: translateY(0);
}

.result-box,
.result-summary {
    background: var(--light);
    padding: 1.5rem;
    border-radius: 8px;
    margin: 1rem 0;
    text-align: center;
}

.result-item {
    display: inline-block;
    margin: 0 1.5rem;
    padding: 1rem;
    min-width: 120px;
}

.result-number,
.premium-amount {
    font-size: 2.5rem;
    color: var(--primary);
    font-weight: 700;
    display: block;
    line-height: 1;
}

.result-label,
.premium-period {
    color: #718096;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

/* General Layout for Articles/Extra info at the bottom */
.content-section {
    background-color: var(--card-bg, #ffffff);
    border-radius: 8px;
    padding: 2rem;
    border: 1px solid var(--light-gray, #dee2e6);
    word-wrap: break-word;
    margin-top: 1.5rem;
    min-width: 0;
}

body.dark .content-section {
    border: 1px solid #334155;
    background-color: var(--card-bg, #1e293b);
}

.content-section h2 {
    color: var(--primary);
    margin-bottom: 18px;
    font-size: 24px;
}

.content-section p {
    margin-bottom: 15px;
    font-size: 15px;
    line-height: 1.7;
}

.content-section ul,
.content-section ol {
    margin-bottom: 15px;
    padding-left: 20px;
}

.content-section li {
    margin-bottom: 8px;
}

/* Charts */
.performance-chart,
.chart-container,
.stair-diagram,
.visualization {
    margin-top: 2rem;
    height: 300px;
    position: relative;
    width: 100%;
    background-color: var(--card-bg, #ffffff);
    border-radius: var(--radius);
}

body.dark .stair-diagram {
    background-color: var(--card-bg, #1e293b);
}

/* Visuals/Animations */
@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.floating {
    animation: float 3s ease-in-out infinite;
}

.cta {
    background-color: rgba(58, 134, 255, 0.1);
    padding: 15px;
    border-radius: var(--radius);
    margin: 20px 0;
    text-align: center;
}

.cta a {
    color: var(--primary);
    font-weight: 600;
}

.related-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.related-link {
    border: 1px solid var(--primary);
    padding: 5px 10px;
    border-radius: 5px;
    transition: var(--transition);
}

.related-link:hover {
    background-color: var(--primary);
}

.related-link:hover a {
    color: white;
}

.related-link a {
    color: var(--primary);
    text-decoration: none;
    font-weight: bold;
    font-size: 14px;
}

/* Footer (Tools Page Footer) */
.footer {
    background-color: var(--card-bg);
    color: var(--text-main);
    padding: 60px 0 30px;
    border-top: 1px solid var(--light-gray);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-title {
    color: var(--text-main);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    font-size: 18px;
    font-weight: 500;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--primary);
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-link {
    color: var(--gray);
    transition: var(--transition);
    font-weight: normal;
}

.footer-link:hover {
    color: var(--primary);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.05);
    color: var(--text-main);
    border-radius: 50%;
    transition: var(--transition);
}

.social-link:hover {
    background-color: var(--primary);
    color: #ffffff;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    font-size: 14px;
    color: var(--gray);
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    display: block;
    overflow-x: auto;
    /* Do NOT force white-space:nowrap here — it breaks wrapping on mobile.
       Tables that genuinely need no-wrap should set it inline or in their own style block. */
    white-space: normal;
    word-break: normal;
}

table,
th,
td {
    border: 1px solid #ddd;
}

th,
td {
    padding: 10px;
    text-align: left;
}

th {
    background-color: #f2f2f2;
}


/* Dashboard Utilities for Hub Pages */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    padding-bottom: 2rem;
    width: 100%;
}

.tool-card {
    background-color: var(--card-bg, #ffffff);
    border-radius: 8px;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    border: 1px solid var(--light-gray, #dee2e6);
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: left;
    position: relative;
    overflow: hidden;
    text-decoration: none;
}

body.dark .tool-card {
    border: 1px solid #334155;
    background-color: var(--card-bg, #1e293b);
}

.tool-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
}

body.dark .tool-card:hover {
    border-color: var(--primary);
}

.tool-icon {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    transition: transform 0.3s ease;
}

.tool-card:hover .tool-icon {
    transform: scale(1.1);
}

.tool-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main, var(--dark));
    line-height: 1.3;
    margin-bottom: 0.25rem;
}

.tool-desc {
    font-size: 0.9rem;
    color: var(--text-sub, var(--gray));
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }

    .calculator-page {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 16px 0;
    }

    .calculator-sidebar,
    .calculator-sidebar-dynamic {
        position: static;
        order: 2;
    }

    .calculator-form {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: 1;
    }

    .calculate-btn {
        grid-column: 1;
    }

    .result {
        grid-column: 1;
    }

    .result-details {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 12px;
    }

    /* Ensure all grid/flex children can shrink below content size */
    .calculator-page>* {
        min-width: 0;
    }
}

@media (max-width: 768px) {
    .input-row {
        flex-direction: column;
        gap: 10px;
    }

    /* Force mobile stacking for hardcoded inline multi-column grids */
    div[style*="grid-template-columns"],
    .boq-calculator div[style*="grid"] {
        grid-template-columns: 1fr !important;
        display: flex !important;
        flex-direction: column !important;
    }

    /* Force all flex rows to wrap on small screens */
    .input-grid,
    .flex,
    .flex-row {
        flex-wrap: wrap !important;
    }

    /* Make all tables responsive on mobile — scroll sideways, don't overflow */
    table {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch;
    }

    /* Prevent any element from being wider than the viewport */
    * {
        max-width: 100%;
        box-sizing: border-box;
    }

    /* Inputs/selects should never exceed viewport */
    input,
    select,
    textarea {
        max-width: 100% !important;
        box-sizing: border-box !important;
    }

    .calculator-base,
    .acceleration-calculator,
    .insurance-calculator,
    [class*="-calculator"] {
        padding: 1.25rem;
        border-radius: 8px;
    }

    .calculator-title {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .section-title {
        font-size: 22px;
        margin-bottom: 24px;
    }

    .content-section {
        padding: 1.25rem;
        margin-top: 1rem;
    }

    .content-section h2 {
        font-size: 18px;
        margin-bottom: 12px;
    }

    .content-section p {
        font-size: 14px;
    }

    .tabs {
        gap: 0.35rem;
        padding: 0.4rem;
        margin-bottom: 1.25rem;
    }

    .tab {
        padding: 0.6rem 0.5rem;
        font-size: 0.85rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 0 16px;
    }

    .footer {
        padding: 40px 0 20px;
    }

    /* Let sidebar stack naturally on mobile */
    .calculator-sidebar-dynamic {
        margin-top: 2rem;
    }
}

@media (max-width: 480px) {
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .section {
        padding: 24px 0;
    }

    .container {
        padding: 0 8px;
    }

    .calculator-base,
    .acceleration-calculator,
    .insurance-calculator,
    [class*="-calculator"] {
        padding: 1rem;
    }

    .calculator-title {
        font-size: 1.3rem;
    }

    .result-number,
    .premium-amount {
        font-size: 1.6rem;
    }

    .result-item {
        margin: 0.4rem;
        min-width: 70px;
    }

    .calculate-btn {
        padding: 10px 20px;
        font-size: 0.95rem;
        width: 100%;
        justify-content: center;
    }

    .reset-btn {
        padding: 10px 16px;
        font-size: 0.9rem;
        width: 100%;
        justify-content: center;
    }

    input[type="number"],
    input[type="text"],
    select,
    .form-input,
    .form-select {
        padding: 0.8rem;
        font-size: 0.95rem;
        width: 100%;
        max-width: 100%;
    }

    table {
        font-size: 11px;
    }

    /* Charts shouldn't overflow on very small screens */
    .chart-container,
    canvas {
        max-width: 100% !important;
        height: auto !important;
        min-height: 200px;
    }
}