:root {
    /* Primary Colors */
    --color-primary: #0047AB;
    /* Deep Blue, Pag-IBIG core color */
    --color-primary-light: #3371C8;
    --color-primary-dark: #002D6C;
    --color-secondary: #F2A900;
    /* Sunflower Gold */
    --color-secondary-hover: #D69600;

    /* Backgrounds & Surfaces */
    --color-bg: #F8FAFC;
    --color-surface: #FFFFFF;
    --color-surface-hover: #F1F5F9;

    /* Text Colors */
    --color-text-main: #1E293B;
    --color-text-muted: #64748B;
    --color-text-light: #FFFFFF;

    /* State Colors */
    --color-success: #10B981;
    --color-error: #EF4444;
    --color-border: #E2E8F0;

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Layout */
    --container-width: 1200px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
}

/* ==================================
   RESET & BASE STYLES
================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-main);
    background-color: var(--color-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--color-text-main);
    line-height: 1.2;
    margin-bottom: 1rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

ul {
    list-style: none;
}

img,
svg {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==================================
   TYPOGRAPHY
================================== */
h1 {
    font-size: 2.5rem;
    font-weight: 800;
}

h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-top: 2.5rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 2rem;
}

p {
    margin-bottom: 1rem;
    color: var(--color-text-muted);
}

/* ==================================
   BUTTONS
================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-text-light);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--color-text-light);
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--color-text-main);
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-text-light);
}

.full-width {
    width: 100%;
}

/* ==================================
   HEADER & NAVIGATION
================================== */
.site-header {
    background-color: var(--color-surface);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: padding var(--transition-normal), box-shadow var(--transition-normal);
    padding: 1rem 0;
}

.site-header.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    animation: coinSpin 10s linear infinite;
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--color-text-main);
    font-weight: 500;
    font-family: var(--font-heading);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-links a:hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 101;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-main);
    position: absolute;
    left: 0;
    transition: all var(--transition-normal);
}

.mobile-menu-toggle span:nth-child(1) {
    top: 0;
}

.mobile-menu-toggle span:nth-child(2) {
    top: 11px;
}

.mobile-menu-toggle span:nth-child(3) {
    top: 22px;
}

.mobile-menu-toggle.active span:nth-child(1) {
    top: 11px;
    transform: rotate(45deg);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    top: 11px;
    transform: rotate(-45deg);
}

/* ==================================
   HERO SECTION
================================== */
.hero {
    padding: 6rem 0 4rem;
    background: linear-gradient(135deg, var(--color-surface) 0%, #E6F0FA 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--color-primary-dark);
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.hero-illustration {
    position: relative;
    animation: float 6s ease-in-out infinite;
}

/* ==================================
   CALCULATOR COMPONENT
================================== */
.calculator-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
    position: relative;
    overflow: hidden;
}

.calc-tabs {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 2rem;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
    scrollbar-width: none;
    /* Firefox */
}

.calc-tabs::-webkit-scrollbar {
    display: none;
}

/* Safari/Chrome */

.calc-tab {
    background: none;
    border: none;
    padding: 0.75rem 1rem;
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--color-text-muted);
    cursor: pointer;
    white-space: nowrap;
    position: relative;
    transition: color var(--transition-fast);
}

.calc-tab.active {
    color: var(--color-primary);
    font-weight: 600;
}

.calc-tab.active::after {
    content: '';
    position: absolute;
    bottom: -9px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 3px 3px 0 0;
}

.input-group {
    margin-bottom: 1.5rem;
}

.input-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-text-main);
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.currency-symbol {
    position: absolute;
    left: 1rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

.salary-input {
    width: 100%;
    padding: 1rem 1rem 1rem 2.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    font-family: var(--font-heading);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
    color: var(--color-text-main);
}

.salary-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.salary-slider {
    width: 100%;
    margin-top: 1rem;
    accent-color: var(--color-primary);
    height: 6px;
    border-radius: var(--radius-full);
}

/* Calculator Results */
.calc-results {
    margin-top: 2rem;
    opacity: 0;
    display: none;
    transform: scale(0.95);
}

.calc-results.active {
    display: block;
    animation: resultReveal 0.4s ease forwards;
}

.result-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.result-box {
    background-color: var(--color-bg);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--color-border);
}

.result-box.total {
    grid-column: 1 / -1;
    background-color: var(--color-primary-light);
    color: var(--color-text-light);
    border: none;
}

.result-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
    font-weight: 500;
    display: block;
}

.result-box.total .result-label {
    color: rgba(255, 255, 255, 0.8);
}

.result-value {
    font-size: 2rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--color-text-main);
}

.result-box.total .result-value {
    color: var(--color-text-light);
}

.calc-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Loading Shimmer */
.shimmer-loading {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite linear;
    z-index: 10;
    display: none;
}

.calculator-card.loading .shimmer-loading {
    display: block;
}

.calculator-card.loading {
    pointer-events: none;
    opacity: 0.7;
}

/* ==================================
   STATS SECTION
================================== */
.stats-section {
    padding: 4rem 0;
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    font-family: var(--font-heading);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-weight: 500;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.875rem;
}

/* ==================================
   HOW IT WORKS SECTION
================================== */
.how-it-works {
    padding: 6rem 0;
    text-align: center;
    background-color: var(--color-bg);
}

.section-header {
    margin-bottom: 4rem;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    position: relative;
}

/* Connecting Line */
.steps-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 2px;
    background-color: var(--color-border);
    z-index: 0;
}

@media (max-width: 768px) {
    .steps-grid::before {
        display: none;
    }
}

.step-card {
    background-color: var(--color-surface);
    padding: 2.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 1;
    transition: transform var(--transition-normal);
}

.step-card:hover {
    transform: translateY(-10px);
}

.step-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--color-primary-light);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 0 0 10px var(--color-surface);
    transition: transform var(--transition-normal);
}

.step-card:hover .step-icon {
    transform: scale(1.1);
    background-color: var(--color-primary);
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.step-desc {
    font-size: 0.9375rem;
}

/* ==================================
   CONTRIBUTION TABLE SECTION
================================== */
.table-section {
    padding: 6rem 0;
    background-color: var(--color-surface);
}

.table-responsive {
    overflow-x: auto;
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.rates-table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.rates-table th,
.rates-table td {
    padding: 1.25rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.rates-table th {
    background-color: var(--color-bg);
    font-weight: 600;
    color: var(--color-text-main);
    font-family: var(--font-heading);
}

.rates-table tr:last-child td {
    border-bottom: none;
}

.rates-table tr:hover td {
    background-color: var(--color-surface-hover);
}

.table-notes {
    margin-top: 1.5rem;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* ==================================
   FEATURES SECTION
================================== */
.features-section {
    padding: 6rem 0;
    background-color: var(--color-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background-color: var(--color-surface);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-color: var(--color-primary-light);
}

.feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.5rem;
    color: var(--color-primary);
}

.feature-card h3 {
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

/* ==================================
   ADDITIONAL TOOLS SECTION
================================== */
.tools-section {
    padding: 6rem 0;
    background-color: var(--color-surface);
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.tool-card {
    display: block;
    padding: 2rem;
    background-color: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    text-decoration: none;
    color: inherit;
}

.tool-card:hover {
    background-color: var(--color-surface);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.tool-icon {
    width: 40px;
    height: 40px;
    color: var(--color-primary);
    margin-bottom: 1rem;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.tool-card:hover .tool-icon {
    transform: scale(1.2) translateY(-5px);
}

.tool-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    margin-top: 0;
}

.tool-card p {
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.tool-link {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* ==================================
   SEO LONG FORM CONTENT SECTION
================================== */
.seo-content {
    padding: 6rem 0;
    background-color: var(--color-bg);
}

.content-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--color-surface);
    padding: 4rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.content-wrapper h2 {
    color: var(--color-primary-dark);
    border-bottom: 2px solid var(--color-primary-light);
    padding-bottom: 0.5rem;
    margin-top: 3rem;
}

.content-wrapper h3 {
    color: var(--color-primary);
}

.quick-answer {
    background-color: #E6F0FA;
    border-left: 4px solid var(--color-primary);
    padding: 1.5rem;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 2rem 0;
}

.quick-answer p {
    color: var(--color-text-main);
    font-weight: 500;
    margin: 0;
}

.key-takeaways {
    background-color: var(--color-surface-hover);
    padding: 2rem;
    border-radius: var(--radius-md);
    margin: 2rem 0;
    border: 1px solid var(--color-border);
}

.key-takeaways h3 {
    margin-top: 0;
    margin-bottom: 1rem;
}

.key-takeaways ul {
    list-style-type: none;
}

.key-takeaways li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--color-text-main);
}

.key-takeaways li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-success);
    font-weight: bold;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
    padding: 1.5rem 0;
}

.faq-question {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.125rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--color-text-main);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    margin-top: 1rem;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
    animation: fadeInUp 0.3s ease;
}

/* ==================================
   TESTIMONIALS SECTION
================================== */
.testimonials {
    padding: 6rem 0;
    background-color: var(--color-surface);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.testimonial-card {
    background-color: var(--color-bg);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.stars {
    color: var(--color-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.testimonial-text {
    font-size: 1.125rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--color-text-main);
}

.testimonial-author {
    font-weight: 600;
    font-family: var(--font-heading);
    color: var(--color-text-main);
}

/* ==================================
   FOOTER
================================== */
.site-footer {
    background-color: #0F172A;
    color: var(--color-text-light);
    padding-top: 5rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-column h3 {
    color: var(--color-text-light);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
}

.footer-logo .logo-icon path {
    fill: var(--color-text-light);
}

.footer-column p {
    color: #94A3B8;
}

.social-icons {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-icons a {
    color: #94A3B8;
    background-color: rgba(255, 255, 255, 0.1);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.social-icons a:hover {
    background-color: var(--color-primary);
    color: white;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: #94A3B8;
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.newsletter-form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.newsletter-form input {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    border: none;
    font-family: var(--font-body);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    font-size: 0.875rem;
    color: #94A3B8;
}

.footer-bottom-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
}

.footer-bottom a {
    color: #94A3B8;
    text-decoration: underline;
}

.disclaimer-text {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

/* ==================================
   ANIMATIONS CLASSES
================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.pulse-btn {
    animation: pulse 2s infinite;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px)
    }

    to {
        opacity: 1;
        transform: translateY(0)
    }
}

@keyframes float {

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

    50% {
        transform: translateY(-15px)
    }
}

@keyframes coinSpin {
    0% {
        transform: rotateY(0deg)
    }

    100% {
        transform: rotateY(360deg)
    }
}

@keyframes pulse {

    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(0, 71, 171, 0.4)
    }

    50% {
        box-shadow: 0 0 0 15px rgba(0, 71, 171, 0)
    }
}

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

    100% {
        background-position: 200% 0
    }
}

@keyframes resultReveal {
    from {
        opacity: 0;
        transform: scale(0.95)
    }

    to {
        opacity: 1;
        transform: scale(1)
    }
}

/* ==================================
   MOBILE / RESPONSIVENESS
================================== */
.mobile-sticky-cta {
    display: none;
}

@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-container {
        grid-template-columns: 1fr 1fr;
    }

    .content-wrapper {
        padding: 3rem 2rem;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem !important;
    }

    h2 {
        font-size: 1.75rem;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--color-surface);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-md);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.3s ease-in-out;
    }

    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero {
        padding: 4rem 0 2rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }

    .hero-illustration {
        max-width: 300px;
        margin: 0 auto;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .social-icons {
        justify-content: center;
    }

    .calculator-card {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }

    .calc-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

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

    .content-wrapper {
        padding: 1.5rem;
    }

    input,
    button {
        min-height: 48px;
        /* Touch target */
        font-size: 16px;
        /* Prevent iOS zoom */
    }

    .mobile-sticky-cta {
        display: block;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        padding: 1rem;
        background: var(--color-surface);
        box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.1);
        z-index: 99;
    }

    body {
        padding-bottom: 80px;
    }

    /* Space for sticky CTA */
}

/* ==================================
   UTILITIES (A11y)
================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}