/* GreenLeaf Landscaping Theme */
:root {
    --primary-green: #1F7A46;
    --light-green: #F0FFF4;
    --dark-text: #1A202C;
    --white: #FFFFFF;
}

html {
    scroll-behavior: smooth;
    font-size: 100%;
}

body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--dark-text);
    margin: 0;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Skip to content for accessibility */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-green);
    color: var(--white);
    padding: 8px 16px;
    text-decoration: none;
    z-index: 10000;
    border-radius: 0 0 4px;
}

.skip-to-content:focus {
    top: 0;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background-color: rgb(255 255 255 / 95%);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgb(0 0 0 / 5%);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    transition: padding 0.3s;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-green);
    text-decoration: none;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.logo::before {
    content: '🌿';
}

.cta-button {
    background-color: var(--primary-green);
    color: var(--white);
    padding: 12px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 6px rgb(31 122 70 / 20%);
    position: relative;
    overflow: hidden;
}

.cta-button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgb(255 255 255 / 20%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}

.cta-button:hover::after {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgb(31 122 70 / 40%);
    background-color: #165835;
}

.cta-button:focus {
    outline: 3px solid var(--primary-green);
    outline-offset: 4px;
}

.cta-button:active {
    transform: translateY(0);
}

/* Hero with Parallax */
.hero {
    background-color: var(--light-green);
    padding: clamp(60px, 10vw, 100px) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/hero-lawn.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: 0;

    /* Simple CSS Parallax */
    background-attachment: fixed; 
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 16px;
    color: var(--primary-green);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    animation: fade-in-up 1s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.hero p {
    font-size: clamp(1rem, 1.5vw, 1.25rem);
    margin-bottom: 32px;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    color: var(--dark-text); /* Darker for contrast */
    font-weight: 500;
}

/* Accessibility: Darker text for better contrast */
p {
    color: var(--dark-text);
}

/* Services Section */
.services-section {
    padding: clamp(50px, 8vw, 80px) 0;
    background: #FAFAFA;
}

.section-title {
    text-align: center;
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--primary-green);
    margin-bottom: clamp(30px, 5vw, 50px);
    font-weight: 900;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    border: 1px solid rgb(0 0 0 / 6%);
    padding: 0;
    border-radius: 12px;
    text-align: center;
    background: white;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 2px 8px rgb(0 0 0 / 4%), 0 1px 2px rgb(0 0 0 / 2%);
    position: relative;
    overflow: hidden;
}

.service-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px 12px 0 0;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover .service-image {
    transform: scale(1.05);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), #2E8B57);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgb(0 0 0 / 8%);
    border-color: transparent;
}

.service-icon {
    font-size: 2.5rem;
    margin: 20px 0 16px;
    display: block;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
    font-size: 1.5rem;
    margin: 0 30px 16px;
    color: var(--dark-text);
    font-weight: 700;
}

.service-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: #4A5568;
    margin: 0 30px;
    padding-bottom: 30px;
}

/* Contact / Funnel */
.contact-section {
    background-color: var(--dark-text);
    color: var(--white);
    padding: clamp(50px, 8vw, 80px) 0;
}

.form-wrapper {
    background-color: var(--white);
    color: var(--dark-text);
    padding: clamp(30px, 5vw, 50px);
    border-radius: 20px;
    max-width: 650px;
    margin: 0 auto;
    box-shadow: 0 20px 40px rgb(0 0 0 / 15%), 0 4px 12px rgb(0 0 0 / 10%);
    border: 1px solid rgb(255 255 255 / 20%);
}

.form-group {
    margin-bottom: 24px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    color: #2d3748; /* Darker for contrast */
}

input, textarea, select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid rgb(0 0 0 / 8%);
    border-radius: 8px;
    box-sizing: border-box;
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    font-family: inherit;
    background: rgb(247 250 252 / 50%);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary-green);
    background: white;
    box-shadow: 0 0 0 4px rgb(31 122 70 / 12%), 0 4px 12px rgb(0 0 0 / 6%);
    transform: translateY(-2px);
}

button[type="submit"] {
    width: 100%;
    background-color: var(--primary-green);
    color: var(--white);
    border: none;
    padding: 18px;
    font-size: 1.1rem;
    font-weight: 800;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    margin-top: 10px;
    position: relative;
}

button[type="submit"]:hover {
    background-color: #165835;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgb(31 122 70 / 30%);
}

button[type="submit"]:focus {
    outline: 3px solid var(--primary-green);
    outline-offset: 4px;
}

button[type="submit"]:active {
    transform: scale(0.98) translateY(0);
}

/* Invalid input states */
input:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown),
select:invalid:not(:placeholder-shown) {
    border-color: #E53E3E;
}

/* Valid input states */
input:valid:not(:placeholder-shown),
textarea:valid:not(:placeholder-shown),
select:valid:not(:placeholder-shown) {
    border-color: var(--primary-green);
}

footer {
    text-align: center;
    padding: 60px 0;
    font-size: 0.9rem;
    color: var(--dark-text); /* Darker for contrast */
    background-color: #f7fafc;
}

/* Mobile Optimizations */
@media (width <= 768px) {
    .services-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 20px;
        gap: 20px;
        -webkit-overflow-scrolling: touch;
    }
    
    .service-card {
        min-width: 85%;
        flex-shrink: 0;
        scroll-snap-align: center;
    }
    
    .form-wrapper {
        padding: 30px 20px;
    }
}

/* Focus management for better keyboard navigation */
*:focus-visible {
    outline: 3px solid var(--primary-green);
    outline-offset: 2px;
}

*:focus:not(:focus-visible) {
    outline: none;
}

/* Form Utilities */
.text-center {
    text-align: center;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-30 {
    margin-bottom: 30px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox-group input {
    width: auto;
}

.checkbox-group label {
    font-weight: normal;
    font-size: 0.9rem;
    margin: 0;
}