/* Reset & base */
*, *::before, *::after {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth; /* Smooth scrolling for anchor links */
}
body {
    margin: 0;
    font-family: 'Mulish', sans-serif;
    background: linear-gradient(135deg, #F9FBFD, #EDF2F7); /* Slightly softer off-white to light blue gradient */
    color: #212121; /* Dark grey for general text */
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0; /* Remove body padding as header and sections will handle it */
    padding-top: 80px; /* Space for fixed navigation bar */
    position: relative;
    overflow-x: hidden;
}
a, button {
    font-family: inherit;
    text-decoration: none; /* Ensure links don't have underlines by default */
}
ul {
    list-style: none; /* Remove default list bullets */
    padding: 0;
    margin: 0;
}
:root {
    --primary-color: #3F5B6F; /* Deep Slate Blue - More sophisticated primary */
    --secondary-color: #6DC2B9; /* Muted Teal - Primary accent */

    --hero-background-start: #4BC4BA; /* Original teal */
    --hero-background-end: #00D3D3; /* Original brighter teal */

    --dark-background: #275E5A;
    --light-background-1: #FAFAFA;
    --light-background-2: #EDF6F3;

    --text-primary: #333333; /* Darker, more legible text */
    --text-secondary: #E0E0E0; /* Lighter text for dark backgrounds */

    --light-teal-accent: #A5E5CD; /* Soft accent */

    /* Refined Shadows */
    --shadow-base: rgba(0, 0, 0, 0.04);
    --shadow-medium: rgba(0, 0, 0, 0.08);
    --shadow-strong: rgba(0, 0, 0, 0.15);
    --shadow-hover: rgba(0, 0, 0, 0.22);
}

/* Subtle Noise Texture Overlay */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iMjAwIiBoZWlnaHQ9IjIwMCIgdmlld0JveD0iMCAwIDIwMCAyMDAiIHhtbG5zPSJodHRwOi8vd333Ln2vMjAwMC9zdmciPjxnIGZpbGw9Im5vbmUiIGZpbGwtcnVsZT0iZXZlbm9kZXIiPjxwYXRoIGZpbGw9IiNGMEY2RjciIGQ9Ik0wIDBoMjAwdjIwMEgweiIvPjxwYXRoIGZpbGw9IiNFMkU0RTciIGQ9Ik04MCAyMEgxNjB2MjBoMjBWMjB6TTM1LjcxNCAyMDQuMjg3SDI1Ny4xNXY3LjcxNEgxOTUuNzc1TDQ3Ny4xNDMgNDA0di00MDBoMjAuMzQ3djIwaC0zMC4zNDd2MTk0LjI3NGgtMjIxLjQzNlY3LjcxNGgtNjIuNjc1djIwMEgzNS43MTR2MjA0LjI4M1oiLz48L2c+PC9zdmc+');
    background-size: 200px;
    opacity: 0.03;
    pointer-events: none;
    z-index: -1;
}

/* --- NEW: Navigation Bar --- */
.main-nav {
    width: 100%;
    background-color: #ffffff; /* White background for clean look */
    box-shadow: 0 4px 15px rgba(0,0,0,0.08); /* Subtle shadow */
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000; /* Ensure it stays on top */
    padding: 0.8rem 0; /* Vertical padding */
    transition: transform 0.3s ease-in-out; /* For hiding/showing on scroll */
}

.main-nav.hidden {
    transform: translateY(-100%);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 2rem; /* Horizontal padding */
}

.nav-brand {
    font-size: 1.8rem;
    font-weight: 800;
    color: #2fa197;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.5rem 0;
}

.nav-links {
    display: flex;
    gap: 2.2rem; /* Space between links */
}

.nav-links li a {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.05rem;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links li a:hover,
.nav-links li a:focus {
    color: var(--secondary-color);
    outline: none;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 3px;
    background-color: var(--secondary-color);
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform 0.3s ease-out;
    border-radius: 2px;
}

.nav-links li a:hover::after,
.nav-links li a:focus::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

.nav-links .nav-cta {
    background-color: var(--primary-color);
    color: #fff;
    padding: 0.7rem 1.6rem;
    border-radius: 30px;
    font-weight: 700;
    transition: background-color 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.nav-links .nav-cta:hover,
.nav-links .nav-cta:focus {
    background-color: var(--secondary-color); /* Hover to accent color */
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.nav-links .nav-cta::after { /* Remove underline for CTA button */
    display: none;
}

.menu-toggle {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    font-size: 2.2rem;
    color: var(--primary-color);
    cursor: pointer;
}
header {
    max-width: 1200px;
    width: 100%;
    background: linear-gradient(145deg, var(--hero-background-start), var(--hero-background-end));
    border-radius: 12px; /* Very slight rounding */
    box-shadow: 0 4px 12px var(--shadow-medium); /* Very soft shadow */
    padding: 1rem 0.75rem; /* Tight padding */
    text-align: center;
    color: #fff;
    user-select: none;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin-top: 0px;
}

/* Brand Logo Styling */
#brand-logo {
    max-width: 300px; /* Consistent size */
    height: auto;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 6px 18px rgba(0,0,0,0.25)) drop-shadow(0 0 8px rgba(255,255,255,0.15)); /* More pronounced glow */
}

/* Business Name and Tagline Styling */
header h1 {
    font-size: 3.2rem; /* Larger and bolder */
    font-weight: 900;
    margin: 0 0 0.6rem;
    letter-spacing: 0.06em; /* Slightly less wide */
    line-height: 1.1;
    text-transform: uppercase;
    text-shadow: 0 3px 12px rgba(0,0,0,0.3); /* Stronger shadow for impact */
    position: relative;
    z-index: 1;
    color: #fff;
}

header p {
    font-weight: 400;
    font-size: 1.3rem; /* More prominent tagline */
    margin-bottom: 3rem; /* More space before button */
    text-shadow: 0 1px 6px rgba(0,0,0,0.2);
    position: relative;
    z-index: 1;
    max-width: 750px; /* Wider for better flow */
    color: #fff;
}

/* CTA button */
.cta {
    font-weight: 700;
    font-size: 1.3rem; /* Larger, more inviting text */
    color: var(--primary-color);
    background: #fff;
    border: none;
    padding: 1.3rem 5rem; /* Increased padding for a substantial button */
    border-radius: 45px; /* More rounded pill shape */
    cursor: pointer;
    box-shadow: 0 12px 35px var(--shadow-medium); /* Refined initial shadow */
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.35s ease, transform 0.25s ease;
    user-select: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
    letter-spacing: 0.02em; /* Subtle letter spacing */
}
.cta:hover, .cta:focus {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 22px 55px var(--shadow-hover); /* Stronger hover shadow */
    transform: translateY(-6px); /* More pronounced lift */
    outline: none;
}

/* Ripple effect for buttons */
.ripple {
    position: absolute;
    border-radius: 50%;
    transform: scale(0);
    animation: ripple 0.6s linear;
    background-color: rgba(255, 255, 255, 0.7); /* White ripple */
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}


/* Main sections */
main {
    max-width: 1200px;
    width: 100%;
    margin-top: 6rem; /* Increased margin */
}
section.section {
    margin-bottom: 7rem; /* Increased margin between sections */
    padding: 0 2rem;
}
section.section h2 {
    font-size: 3.8rem; /* Even larger, more impactful headings */
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 3.5rem; /* More space below heading */
    text-align: center;
    text-shadow: 0 3px 15px rgba(0, 121, 107, 0.25); /* Refined shadow */
    opacity: 0;
    transform: translateY(25px); /* Start slightly further below */
    transition: opacity 0.9s ease-out, transform 0.9s ease-out; /* Smoother transition */
}

/* State when heading is in view (requires JS to add this class) */
section.section h2.in-view {
    opacity: 1;
    transform: translateY(0);
}


/* Grid */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(300px,1fr)); /* Larger min-width for cards */
    gap: 4rem; /* More generous gap */
}

/* Cards */
.card {
    background: #fff;
    border-radius: 28px; /* More rounded */
    padding: 3.5rem; /* More padding */
    box-shadow: 0 12px 35px var(--shadow-base); /* Refined shadow */
    cursor: default;
    user-select: none;
    border: 1px solid rgba(52, 120, 246, 0.08); /* Lighter border */
    position: relative;
    overflow: hidden;
    transform: translateY(0);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 1;
}

/* Card subtle border highlight on hover */
.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 28px;
    border: 2px solid transparent;
    transition: border-color 0.3s ease;
    pointer-events: none;
    z-index: 2;
}

/* "Freshly Laundered" Shimmer Effect */
.card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 60%); /* Even subtler shimmer */
    opacity: 0;
    transform: rotate(45deg);
    transition: opacity 0.6s ease-in-out, transform 0.6s ease-in-out;
    pointer-events: none;
    z-index: 0;
}

.card:hover::after {
    opacity: 1;
    transform: rotate(45deg) translateX(25%) translateY(25%); /* Move the shimmer across */
}

.card:focus-within::after {
    opacity: 1;
    transform: rotate(45deg) translateX(25%) translateY(25%);
}

.card:hover {
    transform: translateY(-15px); /* More pronounced lift */
    box-shadow: 0 30px 65px var(--shadow-hover); /* Stronger, more elegant shadow on hover */
}

.card:focus-within {
    box-shadow: 0 30px 65px var(--shadow-hover);
    transform: translateY(-15px);
    outline: none;
}

.card h3 {
    font-size: 2rem; /* Larger, bolder heading */
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}
.card p {
    font-weight: 400;
    font-size: 1.18rem; /* Slightly larger text */
    color: var(--text-primary);
    line-height: 1.7;
}
.icon {
    font-size: 65px; /* Larger icons */
    margin-bottom: 2rem;
    color: var(--secondary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80px; /* Adjusted height */
    position: relative;
    overflow: hidden;
}
.icon svg {
    width: 68px; /* Larger SVG icons */
    height: 68px;
    fill: var(--hero-background-start);
    filter: drop-shadow(0 0 15px var(--secondary-color)); /* Stronger glow */
    z-index: 1;
    position: relative;
}

/* Refined Icon Glow Effect */
.icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0; /* Start with no width */
    height: 0; /* Start with no height */
    background-color: rgba(255, 255, 255, 0.3); /* Subtle white glow */
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0); /* Center and start small */
    opacity: 0;
    animation: none;
    pointer-events: none;
    z-index: 0;
}

.card:hover .icon::before,
.card:focus-within .icon::before {
    animation: iconGlow 1.2s ease-out forwards; /* Smoother, faster glow */
}

@keyframes iconGlow {
    0% {
        transform: translate(-50%, -50%) scale(0);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.5); /* Expand the glow */
        opacity: 0.7; /* Max brightness */
    }
    100% {
        transform: translate(-50%, -50%) scale(2.5); /* Continue expanding */
        opacity: 0; /* Fade out */
    }
}


/* Pickup area search */
#pickup-section {
    max-width: 600px; /* Wider for better input field */
    margin: 0 auto;
    text-align: left;
    padding: 3.5rem; /* More generous padding */
    background: #fff;
    box-shadow: 0 12px 35px var(--shadow-base);
    border: 1px solid rgba(52, 120, 246, 0.08);
    border-radius: 28px;
}
#pickup-section label {
    font-weight: 600;
    font-size: 1.4rem; /* Larger, more readable label */
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: block;
}
#area-input {
    width: 100%;
    padding: 1.1rem 1.6rem; /* More padding */
    font-size: 1.25rem; /* Larger font */
    border-radius: 18px; /* Slightly more rounded */
    border: 2px solid var(--light-teal-accent);
    box-shadow: inset 0 0 10px rgba(165, 229, 205, 0.2);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
    outline-offset: 4px;
    color: var(--text-primary); /* Ensure input text color is dark */
}
#area-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 121, 107, 0.4), inset 0 0 10px rgba(0, 121, 107, 0.1); /* Stronger glow and inner shadow */
    transform: scale(1.005); /* Very subtle scale effect */
}
.suggestions {
    background: #fff;
    border: 2px solid var(--light-teal-accent);
    border-top: none;
    max-height: 250px; /* Taller */
    overflow-y: auto;
    border-radius: 0 0 18px 18px;
    box-shadow: 0 10px 25px rgba(165, 229, 205, 0.3); /* Stronger shadow */
    position: relative;
    z-index: 10;
    list-style: none; /* Remove default list bullets */
    padding: 0; /* Remove default padding */
    margin: 0; /* Remove default margin */
}
.suggestion-item {
    padding: 1.1rem 1.6rem; /* More padding */
    font-size: 1.15rem;
    color: var(--primary-color);
    cursor: pointer;
    user-select: none;
    transition: background 0.25s ease, color 0.25s ease, transform 0.15s ease;
}
.suggestion-item:hover,
.suggestion-item:focus {
    background: var(--light-teal-accent);
    color: var(--primary-color); /* Maintain primary color or slightly darker */
    transform: translateX(8px); /* More noticeable slide */
    outline: none;
}
#area-help {
    font-size: 1.05rem;
    color: #666; /* Softer hint text color */
    margin-top: 0.6rem;
}
#area-result {
    margin-top: 1.8rem; /* More margin */
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.15rem; /* Consistent with other text */
}

/* Progress bar for How It Works */
.progress-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 800px; /* Wider progress bar */
    margin: 0 auto 4rem; /* Centered with more margin */
    position: relative;
    padding: 0 30px; /* Increased padding for end steps */
}

.progress-bar::before { /* Background line */
    content: '';
    position: absolute;
    top: 50%;
    left: 30px;
    right: 30px;
    height: 6px; /* Thicker line */
    background-color: #E0E7ED; /* Lighter grey */
    transform: translateY(-50%);
    z-index: 0;
    border-radius: 3px; /* Slightly rounded ends for the line */
}

.progress-bar::after { /* Fill line (requires JS to adjust width) */
    content: '';
    position: absolute;
    top: 50%;
    left: 30px;
    height: 6px;
    background-color: var(--primary-color);
    transform: translateY(-50%) scaleX(0);
    transform-origin: left;
    transition: transform 0.6s ease-out;
    z-index: 0;
    border-radius: 3px;
}

.progress-bar .step {
    width: 50px; /* Larger steps */
    height: 50px;
    background-color: #E0E7ED;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-weight: 700;
    color: #888; /* Softer grey for inactive numbers */
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 12px var(--shadow-base); /* Refined shadow */
}

.progress-bar .step::after {
    content: attr(data-step-number);
    font-size: 1.4rem; /* Larger number */
    color: inherit; /* Inherit color from parent (.step) */
}

.progress-bar .step.active {
    background-color: var(--primary-color);
    color: #fff;
    transform: scale(1.2); /* More pronounced active state */
    box-shadow: 0 6px 25px var(--shadow-medium); /* Refined shadow for active state */
}

.progress-bar .step.active::before { /* Add a subtle inner glow for active step */
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
    height: 90%;
    border-radius: 50%;
    box-shadow: inset 0 0 15px rgba(255, 255, 255, 0.3);
    pointer-events: none;
}


/* --- NEW: Testimonials Section --- */
.testimonials-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); /* Adjusted min width */
    gap: 2.5rem;
}

.testimonial-card {
    padding: 3rem; /* Consistent padding */
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-card .quote {
    font-style: italic;
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-card .author {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 0.8rem;
}

.testimonial-card .rating {
    color: #FFD700; /* Gold color for stars */
    font-size: 1.4rem;
    display: flex;
    justify-content: center;
    gap: 0.2rem; /* Space between stars */
}


/* --- NEW: FAQs Section --- */
.faqs-container {
    max-width: 800px;
    margin: 0 auto;
    border-radius: 28px;
    overflow: hidden; /* Ensures borders/shadows are contained */
    box-shadow: 0 12px 35px var(--shadow-base);
    border: 1px solid rgba(52, 120, 246, 0.08);
}

.faq-item {
    background-color: #fff;
    border-bottom: 1px solid #eee; /* Subtle separator */
    padding: 1.8rem 2.5rem; /* Generous padding */
    cursor: pointer;
    user-select: none;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    color: var(--text-primary); /* Ensure text is readable */
}

.faq-item:last-child {
    border-bottom: none; /* No border on the last item */
}

.faq-item:hover,
.faq-item:focus {
    background-color: #f7faff; /* Light highlight on hover */
    box-shadow: inset 0 0 15px rgba(0,0,0,0.03); /* Subtle inner shadow */
    outline: none; /* Remove default outline */
}

.faq-question {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin: 0;
    padding-right: 2.5rem; /* Space for arrow icon */
    position: relative;
}

.faq-question::after { /* Arrow icon */
    content: '\203A'; /* Unicode for angle bracket */
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%) rotate(90deg); /* Down arrow initially */
    font-size: 2rem;
    line-height: 1;
    color: var(--secondary-color);
    transition: transform 0.3s ease;
}

.faq-item[aria-expanded="true"] .faq-question::after {
    transform: translateY(-50%) rotate(-90deg); /* Up arrow when open */
}

.faq-answer {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-top: 1rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, opacity 0.4s ease-out;
    opacity: 0;
    padding-right: 2.5rem; /* Match question padding */
}

.faq-item[aria-expanded="true"] .faq-answer {
    max-height: 200px; /* Adjust as needed for content */
    opacity: 1;
}
.faq-answer p {
    margin: 0; /* Remove default paragraph margin */
}


/* Book section */
#book {
    text-align: center;
}
#book h2 {
    margin-bottom: 2.5rem;
}
#book p {
    font-size: 1.35rem;
    color: #555;
    margin-bottom: 3.5rem;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* --- Enhanced Footer --- */
footer {
    margin-top: 7rem;
    font-size: 1.05rem;
    color: var(--text-secondary);
    background-color: var(--primary-color);
    padding: 40px 5%;
    border-radius: 20px 20px 0 0;
    width: 100%;
    text-align: center;
    box-shadow: 0 -10px 30px var(--shadow-base);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    width: 100%;
    max-width: 1200px;
    text-align: left;
    margin-bottom: 2.5rem; /* Space before bottom copyright */
}

.footer-column h3 {
    color: var(--secondary-color); /* Highlight headings */
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
    font-weight: 700;
}

.footer-column p, .footer-column li {
    font-size: 1rem;
    margin-bottom: 0.6rem;
    line-height: 1.5;
    color: var(--text-secondary);
}

.footer-column p i {
    margin-right: 0.8rem;
    color: var(--secondary-color);
}

.footer-column a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1); /* Subtle separator */
    padding-top: 1.5rem;
    margin-top: 1.5rem;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    width: 100%;
}


/* Floating WhatsApp Button */
#whatsapp-float {
    position: fixed;
    bottom: 45px;
    right: 45px;
    background: #25d366;
    width: 75px;
    height: 75px;
    border-radius: 50%;
    box-shadow: 0 12px 35px rgba(37, 211, 102, 0.4);
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 40px;
    color: #fff;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    z-index: 1000;
    overflow: hidden;
}
#whatsapp-float:hover {
    background: #1ebf5e;
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 18px 45px rgba(37, 211, 102, 0.6);
}

/* --- NEW: Scroll to Top Button --- */
#scroll-to-top {
    position: fixed;
    bottom: 135px; /* Above WhatsApp button */
    right: 45px;
    background-color: var(--primary-color);
    color: #fff;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 28px;
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.2s ease;
    z-index: 999; /* Below WhatsApp, above content */
}

#scroll-to-top.show {
    opacity: 1;
    visibility: visible;
}

#scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0,0,0,0.3);
}


@media (max-width: 992px) { /* Adjust for larger tablets/smaller laptops */
    .nav-links {
        gap: 1.5rem;
    }
    .nav-links li a {
        font-size: 1rem;
    }
    .nav-links .nav-cta {
        padding: 0.6rem 1.4rem;
    }
    header {
        padding: 4rem 3.5rem;
    }
    header h1 {
        font-size: 2.8rem;
    }
    header p {
        font-size: 1.2rem;
    }
    section.section h2 {
        font-size: 3.2rem;
    }
    .grid {
        gap: 3rem;
    }
    .card {
        padding: 3rem;
    }
    .card h3 {
        font-size: 1.8rem;
    }
    .card p {
        font-size: 1.1rem;
    }
    .icon {
        font-size: 60px;
        height: 70px;
    }
    .icon svg {
        width: 62px;
        height: 62px;
    }
    .testimonials-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    .testimonial-card .quote {
        font-size: 1.1rem;
    }
    .faq-item {
        padding: 1.5rem 2rem;
    }
    .faq-question {
        font-size: 1.2rem;
    }
    .faq-answer {
        font-size: 1.05rem;
    }
    .footer-content {
        grid-template-columns: 1fr; /* Stack columns on smaller screens */
        text-align: center;
    }
    .footer-column {
        align-items: center; /* Center content when stacked */
    }
    .footer-column ul {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .footer-column p i {
        margin-right: 0.5rem; /* Reduce space for icons */
    }
}


@media (max-width: 768px) { /* Mobile first adjustments */
    body {
        padding-top: 70px; /* Adjust for smaller nav height */
    }
    .main-nav {
        padding: 0.5rem 0;
    }
    .nav-brand {
        font-size: 1.5rem;
    }
    .nav-links {
        display: none; /* Hide nav links by default for mobile */
        flex-direction: column;
        position: absolute;
        top: 100%; /* Below the nav bar */
        left: 0;
        width: 100%;
        background-color: #ffffff;
        box-shadow: 0 8px 15px rgba(0,0,0,0.1);
        padding: 1rem 0;
        border-top: 1px solid #eee;
    }
    .nav-links.active {
        display: flex; /* Show when active */
    }
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    .nav-links li a {
        display: block;
        padding: 0.8rem 0;
        font-size: 1.1rem;
        border-bottom: 1px solid #f0f0f0; /* Separator for links */
    }
    .nav-links li:last-child a {
        border-bottom: none;
    }
    .nav-links li a::after { /* Remove underline animation for mobile menu */
        display: none;
    }
    .nav-links .nav-cta {
        margin-top: 1rem;
        width: fit-content;
        margin-left: auto;
        margin-right: auto;
    }
    .menu-toggle {
        display: block; /* Show hamburger menu */
        font-size: 1.8rem;
    }

    header {
        padding: 2rem 1.5rem;
        border-radius: 20px;
        margin-top: 0px; /* Reduce margin below nav for mobile */
    }
    #brand-logo {
        max-width: 220px;
    }
    header h1 {
        font-size: 1.8rem;
    }
    header p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    .cta {
        padding: 1rem 3.5rem;
        font-size: 1.1rem;
    }
    section.section {
        margin-bottom: 5rem;
        padding: 0 1.5rem;
    }
    section.section h2 {
        font-size: 2.6rem;
        margin-bottom: 2.5rem;
    }
    .grid {
        grid-template-columns: 1fr; /* Stack cards on very small screens */
        gap: 2.5rem;
    }
    .card {
        padding: 2.5rem;
        border-radius: 20px;
    }
    .card h3 {
        font-size: 1.5rem;
    }
    .card p {
        font-size: 1rem;
    }
    .icon {
        font-size: 50px;
        height: 60px;
        margin-bottom: 1.5rem;
    }
    .icon svg {
        width: 52px;
        height: 52px;
    }
    #pickup-section {
        padding: 2.5rem;
        border-radius: 20px;
    }
    #pickup-section label {
        font-size: 1.1rem;
    }
    #area-input {
        padding: 0.9rem 1.2rem;
        font-size: 1.1rem;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .testimonial-card .quote {
        font-size: 1rem;
    }
    .faq-item {
        padding: 1.2rem 1.8rem;
    }
    .faq-question {
        font-size: 1.1rem;
    }
    .faq-answer {
        font-size: 0.95rem;
    }
    #book p {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
    footer {
        margin-top: 5rem;
        padding: 30px 5%;
        border-radius: 15px 15px 0 0;
    }
    #whatsapp-float {
        width: 60px;
        height: 60px;
        bottom: 30px;
        right: 30px;
        font-size: 32px;
    }
    #scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 105px; /* Adjust position relative to new whatsapp button size */
        right: 30px;
        font-size: 24px;
    }
}

/* Existing steam animation on SVG paths */
.steam {
    animation: rise 2s infinite ease-in-out;
}

@keyframes rise {
    0% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(-4px);
        opacity: 0.7;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Progress bar for How It Works */
        .progress-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 700px;
            margin: 0 auto 3.5rem;
            position: relative;
            padding: 0 25px;
        }

        .progress-bar::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 25px;
            right: 25px;
            height: 5px;
            background-color: #DDE2F0;
            transform: translateY(-50%);
            z-index: 0;
        }

        .progress-bar .step {
            width: 45px;
            height: 45px;
            background-color: #DDE2F0;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            font-weight: 700;
            color: #666;
            transition: background-color 0.3s ease, transform 0.3s ease;
            position: relative;
            z-index: 1;
            box-shadow: 0 3px 10px rgba(0,0,0,0.15);
            cursor: pointer; /* Indicate clickability */
        }

        .progress-bar .step::after {
            content: attr(data-step-number);
            font-size: 1.3rem;
            color: #666;
        }

        .progress-bar .step.active {
            background-color: var(--primary-color);
            color: #fff;
            transform: scale(1.15);
            box-shadow: 0 5px 20px rgba(0, 121, 107, 0.4);
        }

        .progress-bar .step.active::after {
            color: #fff;
        }

        /* Step Content Display */
        .step-content {
            display: none; /* Hidden by default */
            animation: fadeIn 0.5s ease-out forwards; /* Fade in animation */
        }

        .step-content.active {
            display: block; /* Show active step content */
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }


/* General CTA Button Styling */
        .cta {
            /* ... (other button styles) ... */
            display: block; /* Ensures the button takes up full width and can be centered */
            margin:  auto; /* This centers the button horizontally and adds 3rem of vertical margin */
        }


/* Floating WhatsApp Button */
        #whatsapp-float {
            position: fixed;
            bottom: 40px;
            right: 40px;
            background: #25d366;
            width: 70px;
            height: 70px;
            border-radius: 50%;
            box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
            cursor: pointer;
            display: flex;
            justify-content: center;
            align-items: center;
            font-size: 38px;
            color: #fff;
            /* Ensure background-color is part of the transition for the animation */
            transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
            z-index: 1000;
            animation: pulse 1.8s infinite ease-in-out; /* Slightly faster animation */
        }
        #whatsapp-float:hover {
            background: #1ebe57; /* Slightly darker on hover */
            transform: translateY(-6px) scale(1.1);
            box-shadow: 0 15px 40px rgba(37, 211, 102, 0.7);
        }

        /* WhatsApp Pulse Animation (More Animated) */
        @keyframes pulse {
            0% {
                transform: scale(1);
                box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
                background-color: #25d366; /* Base color */
            }
            50% {
                transform: scale(1.15); /* Increased scale significantly */
                box-shadow: 0 25px 70px rgba(37, 211, 102, 1); /* Much stronger shadow */
                background-color: #1ebe57; /* Darker green at peak of animation */
            }
            100% {
                transform: scale(1);
                box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
                background-color: #25d366; /* Return to base color */
            }
        }


@media (max-width: 992px) { /* Adjust for larger tablets/smaller laptops */
    .nav-links {
        gap: 1.5rem;
    }
    .nav-links li a {
        font-size: 1rem;
    }
    .nav-links .nav-cta {
        padding: 0.6rem 1.4rem;
    }
    header {
        padding: 4rem 3.5rem;
    }
    header h1 {
        font-size: 2.8rem;
    }
    header p {
        font-size: 1.2rem;
    }
    section.section h2 {
        font-size: 3.2rem;
    }
    .grid {
        gap: 3rem;
    }
    .card {
        padding: 3rem;
    }
    .card h3 {
        font-size: 1.8rem;
    }
    .card p {
        font-size: 1.1rem;
    }
    .icon {
        font-size: 60px;
        height: 70px;
    }
    .icon svg {
        width: 62px;
        height: 62px;
    }
    .testimonials-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    .testimonial-card .quote {
        font-size: 1.1rem;
    }
    .faq-item {
        padding: 1.5rem 2rem;
    }
    .faq-question {
        font-size: 1.2rem;
    }
    .faq-answer {
        font-size: 1.05rem;
    }
    .footer-content {
        grid-template-columns: 1fr; /* Stack columns on smaller screens */
        text-align: center;
    }
    .footer-column {
        align-items: center; /* Center content when stacked */
    }
    .footer-column ul {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .footer-column p i {
        margin-right: 0.5rem; /* Reduce space for icons */
    }
}


@media (max-width: 768px) { /* Mobile first adjustments */
    body {
        padding-top: 70px; /* Adjust for smaller nav height */
    }
    .main-nav {
        padding: 0.5rem 0;
    }
    .nav-brand {
        font-size: 1.5rem;
    }
    .nav-links {
        display: none; /* Hide nav links by default for mobile */
        flex-direction: column;
        position: absolute;
        top: 100%; /* Below the nav bar */
        left: 0;
        width: 100%;
        background-color: #ffffff;
        box-shadow: 0 8px 15px rgba(0,0,0,0.1);
        padding: 1rem 0;
        border-top: 1px solid #eee;
    }
    .nav-links.active {
        display: flex; /* Show when active */
    }
    .nav-links li {
        width: 100%;
        text-align: center;
    }
    .nav-links li a {
        display: block;
        padding: 0.8rem 0;
        font-size: 1.1rem;
        border-bottom: 1px solid #f0f0f0; /* Separator for links */
    }
    .nav-links li:last-child a {
        border-bottom: none;
    }
    .nav-links li a::after { /* Remove underline animation for mobile menu */
        display: none;
    }
    .nav-links .nav-cta {
        margin-top: 1rem;
        width: fit-content;
        margin-left: auto;
        margin-right: auto;
    }
    .menu-toggle {
        display: block; /* Show hamburger menu */
        font-size: 1.8rem;
    }

    header {
        padding: 1rem 0.5rem;
        border-radius: 20px;
        margin-top: 0px; /* Reduce margin below nav for mobile */
    }
    #brand-logo {
        max-width: 220px;
    }
    header h1 {
        font-size: 1.8rem;
    }
    header p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    .cta {
        padding: 1rem 3.5rem;
        font-size: 1.1rem;
    }
    section.section {
        margin-bottom: 5rem;
        padding: 0 1.5rem;
    }
    section.section h2 {
        font-size: 2.6rem;
        margin-bottom: 2.5rem;
    }
    .grid {
        grid-template-columns: 1fr; /* Stack cards on very small screens */
        gap: 2.5rem;
    }
    .card {
        padding: 2.5rem;
        border-radius: 20px;
    }
    .card h3 {
        font-size: 1.5rem;
    }
    .card p {
        font-size: 1rem;
    }
    .icon {
        font-size: 50px;
        height: 60px;
        margin-bottom: 1.5rem;
    }
    .icon svg {
        width: 52px;
        height: 52px;
    }
    #pickup-section {
        padding: 2.5rem;
        border-radius: 20px;
    }
    #pickup-section label {
        font-size: 1.1rem;
    }
    #area-input {
        padding: 0.9rem 1.2rem;
        font-size: 1.1rem;
    }
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .testimonial-card .quote {
        font-size: 1rem;
    }
    .faq-item {
        padding: 1.2rem 1.8rem;
    }
    .faq-question {
        font-size: 1.1rem;
    }
    .faq-answer {
        font-size: 0.95rem;
    }
    #book p {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
    footer {
        margin-top: 5rem;
        padding: 30px 5%;
        border-radius: 15px 15px 0 0;
    }
    #whatsapp-float {
        width: 60px;
        height: 60px;
        bottom: 30px;
        right: 30px;
        font-size: 32px;
    }
    #scroll-to-top {
        width: 45px;
        height: 45px;
        bottom: 105px; /* Adjust position relative to new whatsapp button size */
        right: 30px;
        font-size: 24px;
    }
}

/* Existing steam animation on SVG paths */
.steam {
    animation: rise 2s infinite ease-in-out;
}

@keyframes rise {
    0% {
        transform: translateY(0);
        opacity: 1;
    }
    50% {
        transform: translateY(-4px);
        opacity: 0.7;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}