/* --- Variables & Reset --- */
:root {
    --primary-navy: #092C43;
    --ocean-blue: #087EAA;
    --aqua-blue: #19B8C9;
    --fresh-teal: #42D6C3;
    --white: #FFFFFF;
    --ice-blue: #F0F9FC;
    --light-gray: #EAF1F5;
    --dark-text: #183447;
    --shadow: 0 10px 30px rgba(9, 44, 67, 0.1);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark-text);
    background-color: var(--white);
    overflow-x: hidden;
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p { margin-bottom: 1rem; }

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

.text-link {
    color: var(--ocean-blue);
    font-weight: 600;
    text-decoration: underline;
}

.gradient-text {
    background: linear-gradient(135deg, var(--ocean-blue), var(--fresh-teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* --- Layout Utilities --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.bg-light { background-color: var(--ice-blue); }
.bg-navy { background-color: var(--primary-navy); }
.text-white { color: var(--white); }

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

/* --- Buttons --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--ocean-blue), var(--aqua-blue));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(8, 126, 170, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(8, 126, 170, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--ocean-blue);
    color: var(--ocean-blue);
}

.btn-secondary:hover {
    background: var(--ocean-blue);
    color: var(--white);
}

.btn-large {
    padding: 15px 40px;
    font-size: 1.1rem;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 15px 0;
    transition: var(--transition);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-navy);
}

.logo span { color: var(--aqua-blue); }

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 25px;
}

.nav-link {
    font-weight: 500;
    color: var(--dark-text);
}

.nav-link:hover { color: var(--ocean-blue); }

.menu-toggle {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: var(--primary-navy);
    transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--ice-blue) 0%, var(--white) 100%);
    overflow: hidden;
    text-align: center;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    background: rgba(66, 214, 195, 0.1);
    color: var(--ocean-blue);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 20px;
    border: 1px solid rgba(66, 214, 195, 0.3);
}

.hero-subtext {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 30px;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.trust-indicators {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
    padding: 10px 20px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid rgba(255,255,255,0.8);
}

.icon { color: var(--fresh-teal); }

/* Abstract Background Shapes */
.hero-bg-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    z-index: 1;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--aqua-blue);
    top: -50px;
    left: -100px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--ocean-blue);
    bottom: -100px;
    right: -100px;
    opacity: 0.2;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--fresh-teal);
    top: 40%;
    right: 20%;
    opacity: 0.15;
}

/* --- Services Section --- */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--light-gray);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--aqua-blue);
}

.card-icon {
    width: 50px;
    height: 50px;
    background: var(--ice-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--ocean-blue);
}

.card-icon svg { width: 24px; height: 24px; }

.feature-list {
    list-style: none;
    margin-top: 15px;
    font-size: 0.9rem;
    color: #666;
}

.feature-list li::before {
    content: "•";
    color: var(--fresh-teal);
    font-weight: bold;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

/* --- Split Layout (Why It Matters) --- */
.split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.info-card {
    background: var(--white);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    border-left: 4px solid var(--aqua-blue);
    box-shadow: 0 2px 10px rgba(0,0,0,0.03);
}

.visual-block {
    position: relative;
}

.abstract-art {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--ice-blue), var(--white));
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.art-1::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    border: 20px solid var(--aqua-blue);
    border-radius: 50%;
    opacity: 0.2;
}

.highlight-box {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--primary-navy);
    color: var(--white);
    padding: 20px;
    border-radius: 10px;
    max-width: 250px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

/* --- Benefits Section --- */
.benefit-item {
    text-align: center;
    padding: 20px;
}

.check-icon {
    width: 40px;
    height: 40px;
    background: var(--fresh-teal);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-weight: bold;
}

/* --- Timeline (Process) --- */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    position: relative;
}

.number {
    width: 50px;
    height: 50px;
    background: var(--ocean-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    z-index: 2;
}

.timeline-content {
    background: rgba(255,255,255,0.1);
    padding: 20px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.1);
}

/* --- CSS Only Visual Showcase --- */
.showcase-card {
    height: 250px;
    border-radius: 15px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.showcase-card:hover { transform: scale(1.02); }

.overlay-text {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--white);
    font-weight: 600;
}

/* Abstract Patterns instead of Images */
.card-clean {
    background: repeating-linear-gradient(45deg, #f0f9fc, #f0f9fc 10px, #e0f2f7 10px, #e0f2f7 20px);
}

.card-driveway {
    background: radial-gradient(circle at center, #19B8C9 0%, #092C43 100%);
}

.card-walkway {
    background: conic-gradient(from 0deg at 50% 50%, #F0F9FC 0deg, #42D6C3 90deg, #F0F9FC 180deg, #42D6C3 270deg, #F0F9FC 360deg);
}

/* --- Article Styling --- */
.article-container {
    max-width: 800px;
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.05);
}

.article-container h2 { color: var(--primary-navy); margin-top: 40px; }
.article-container h3 { color: var(--ocean-blue); margin-top: 25px; }
.article-container ul, .article-container ol { margin-left: 20px; margin-bottom: 20px; }
.article-container li { margin-bottom: 10px; }

/* FAQ Accordion */
.faq-item {
    border-bottom: 1px solid var(--light-gray);
    margin-bottom: 10px;
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 15px 0;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    color: var(--primary-navy);
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--aqua-blue);
}

.faq-question.active::after { content: '-'; }

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-answer p { padding-bottom: 15px; color: #555; }

/* --- Contact Section --- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-item { margin-bottom: 25px; }
.contact-item h3 { font-size: 1.1rem; color: var(--aqua-blue); margin-bottom: 5px; }
.contact-link { font-size: 1.2rem; font-weight: 600; }
.contact-link:hover { color: var(--fresh-teal); }

.contact-action {
    background: rgba(255,255,255,0.05);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.1);
}

/* --- Footer --- */
footer {
    background: #051a29;
    color: #aaa;
    padding: 60px 0 20px;
}

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

.footer-col h3 { color: var(--white); margin-bottom: 20px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a:hover { color: var(--aqua-blue); }

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    font-size: 0.9rem;
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
    .menu-toggle { display: block; }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 10px rgba(0,0,0,0.1);
        padding: 20px 0;
    }

    .nav-menu.active { left: 0; }
    .nav-menu li { margin: 15px 0; }

    .hero-buttons { flex-direction: column; }
    .split-layout { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    
    h1 { font-size: 2rem; }
    
    .article-container { padding: 20px; }
}