/* Surbiton Surveyors - Main Stylesheet */

/* ===== ROOT VARIABLES ===== */
:root {
    --primary-color: #1a4d7c;
    --secondary-color: #2c6ba0;
    --accent-color: #c8a870;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

/* ===== GLOBAL RESET ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ===== NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
}

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

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26,77,124,0.85) 0%, rgba(44,107,160,0.75) 100%);
    z-index: 1;
}

.hero-background img,
.hero-background video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-text h1 .highlight {
    color: var(--accent-color);
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--white);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.trust-badges {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--white);
    font-weight: 600;
}

.badge i {
    font-size: 1.5rem;
    color: var(--accent-color);
}

/* ===== CONTACT FORM ===== */
.contact-form-container {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}

.contact-form-container h3 {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(26,77,124,0.3);
}

.btn-secondary {
    background: var(--accent-color);
    color: var(--white);
}

.btn-secondary:hover {
    background: #b89860;
    transform: translateY(-2px);
}

/* ===== SECTIONS ===== */
.section {
    padding: 5rem 2rem;
}

.section-bg {
    background: var(--bg-light);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

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

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== SERVICES GRID ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.service-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* ===== TEAM SECTION ===== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.team-member {
    text-align: center;
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.team-member img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1.5rem;
    border: 5px solid var(--bg-light);
}

.team-member h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.team-member .role {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.team-member p {
    color: var(--text-light);
    line-height: 1.8;
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 5rem;
    color: var(--accent-color);
    opacity: 0.2;
    font-family: Georgia, serif;
}

.stars {
    color: #ffc107;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.testimonial-card p {
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-author strong {
    color: var(--primary-color);
    display: block;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===== COVERAGE AREAS ===== */
.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.area-item {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

.area-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.15);
}

.area-item i {
    font-size: 2rem;
    color: var(--primary-color);
}

.area-item h4 {
    color: var(--primary-color);
    font-size: 1.125rem;
}

/* ===== FAQ SECTION ===== */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: 8px;
    margin-bottom: 1rem;
    box-shadow: 0 3px 15px rgba(0,0,0,0.08);
    overflow: hidden;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question i {
    transition: var(--transition);
}

.faq-question.active i {
    transform: rotate(180deg);
}

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

.faq-answer-content {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* ===== BLOG ===== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.blog-card {
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.blog-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.blog-content {
    padding: 2rem;
}

.blog-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.blog-content h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.blog-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.read-more {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.read-more:hover {
    color: var(--secondary-color);
}

/* ===== BLOG POST ===== */
.blog-post {
    max-width: 900px;
    margin: 0 auto;
    padding-top: 100px;
}

.blog-post-header {
    margin-bottom: 3rem;
}

.blog-post-header h1 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.blog-post-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.blog-post-content {
    font-size: 1.125rem;
    line-height: 1.9;
    color: var(--text-dark);
}

.blog-post-content h2 {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 2.5rem 0 1.5rem;
}

.blog-post-content h3 {
    font-size: 1.5rem;
    color: var(--secondary-color);
    margin: 2rem 0 1rem;
}

.blog-post-content p {
    margin-bottom: 1.5rem;
}

.blog-post-content ul, 
.blog-post-content ol {
    margin: 1.5rem 0;
    padding-left: 2rem;
}

.blog-post-content li {
    margin-bottom: 0.75rem;
    list-style: disc;
}

.blog-post-content strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.footer-section p {
    line-height: 1.8;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--white);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.8);
}

/* ===== BREADCRUMBS ===== */
.breadcrumbs {
    padding: 100px 2rem 1rem;
    background: var(--bg-light);
}

.breadcrumbs-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.breadcrumbs a {
    color: var(--text-light);
}

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

.breadcrumbs span {
    color: var(--text-light);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .menu-toggle {
        display: flex;
    }

    .hero-content {
        grid-template-columns: 1fr;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-text h1 {
        font-size: 2rem;
    }

    .hero-text p {
        font-size: 1rem;
    }

    .services-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .trust-badges {
        gap: 1rem;
    }

    .badge {
        font-size: 0.9rem;
    }
}

/* ===== UTILITIES ===== */
.text-center {
    text-align: center;
}

.mb-1 {
    margin-bottom: 1rem;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mt-2 {
    margin-top: 2rem;
}

.hidden {
    display: none;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ===== LOADING OPTIMIZATION ===== */
.lazy-load {
    opacity: 0;
    transition: opacity 0.3s;
}

.lazy-load.loaded {
    opacity: 1;
}