/* Colors: #97989a (Silver), #2799cf (Blue), #000000 (Black) */
:root {
    --color-silver: #97989a;
    --color-blue: #2799cf;
    --color-black: #000000;
    --color-white: #ffffff;
    --color-gray-light: #f4f4f4;
    --font-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--color-black);
    background-color: var(--color-white);
}

/* Typography */
h1, h2, h3 {
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Header & Nav */
header {
    background-color: whitesmoke/*var(--color-black)*/;
    color: var(--color-black);
    padding: 1rem 5%;
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.logo img {
    height: 60px;
    display: block;
}

nav ul {
    list-style: none;
    display: flex;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    color: var(--color-black);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--color-blue);
}

/* Hero Section */
.hero {
    height: 80vh;
    background: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('assets/images/hero-flooring.jpg') no-repeat center center/cover;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--color-white);
    padding: 0 5%;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
}

/* Buttons */
.hero-btns {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
    width: 250px;
}

.btn-primary {
    background-color: #2799cf;
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: #1e7eb0;
    transform: translateY(-2px);
}

.btn-whatsapp {
    background-color: #25D366;
    color: white;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
}

/* Sections */
section {
    padding: 5rem 10%;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    position: relative;
    padding-bottom: 10px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--color-blue);
}

/* About Section */
.about-container {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.about-text {
    flex: 1;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--color-gray-light);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.service-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 5px;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    color: var(--color-blue);
}

/* Contact Section */
.contact-container {
    display: flex;
    gap: 4rem;
}

.contact-info {
    flex: 1;
}

.contact-form {
    flex: 1;
    background-color: var(--color-gray-light);
    padding: 2rem;
    border-radius: 10px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-family: inherit;
}

.form-group textarea {
    height: 150px;
}

/* Footer */
footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 3rem 5% 1rem;
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 2rem;
    text-align: left;
}

.footer-col {
    flex: 1;
    min-width: 250px;
    margin-bottom: 1.5rem;
}

.footer-col h4 {
    color: var(--color-blue);
    margin-bottom: 1.5rem;
}

.social-links a {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-right: 1rem;
    text-decoration: none;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 1rem;
    font-size: 0.9rem;
    color: var(--color-silver);
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
    }
    nav ul {
        margin-top: 1rem;
    }
    nav ul li {
        margin: 0 1rem;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .about-container, .contact-container {
        flex-direction: column;
    }
}