/* Expert Surveyors UK - Main Stylesheet */
/* Modern, SEO-optimized, responsive design with animations */

:root {
    --primary-color: #1a4d7d;
    --secondary-color: #2c6ba0;
    --accent-color: #d4af37;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --white: #ffffff;
    --light-bg: #f8f9fa;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --transition: all 0.3s ease;
}

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

a:hover {
    color: var(--accent-color);
}

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

/* Header & Navigation */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--primary-color);
    color: var(--white);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.mobile-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;
    padding: 8rem 2rem 4rem;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(26,77,125,0.95) 0%, rgba(44,107,160,0.9) 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-background.jpg') center/cover no-repeat;
    animation: kenBurns 30s ease-in-out infinite alternate;
    z-index: -1;
}

@keyframes kenBurns {
    0% { transform: scale(1) translateX(0); }
    100% { transform: scale(1.1) translateX(-20px); }
}

.hero-content {
    max-width: 1200px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    animation: fadeInUp 1s ease-out;
}

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

.hero-text {
    color: var(--white);
}

.hero-text h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

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

.hero-text p {
    color: rgba(255,255,255,0.95);
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.hero-features {
    list-style: none;
    margin: 2rem 0;
}

.hero-features li {
    padding: 0.75rem 0;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
}

.hero-features li::before {
    content: '✓';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: var(--accent-color);
    border-radius: 50%;
    flex-shrink: 0;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: var(--accent-color);
    color: var(--white);
    font-weight: 600;
    border-radius: 5px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(212,175,55,0.3);
}

.cta-button:hover {
    background: #c19d2f;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212,175,55,0.4);
}

/* Form Container */
.form-container {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    animation: fadeInRight 1s ease-out 0.3s both;
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.service-card h3 {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.service-icon {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 1.5rem;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.team-member {
    text-align: center;
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

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

.team-member h3 {
    margin-bottom: 0.5rem;
}

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

/* Reviews Section */
.reviews-slider {
    max-width: 900px;
    margin: 0 auto;
}

.review-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    margin: 1rem;
}

.review-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.review-stars {
    color: var(--accent-color);
    font-size: 1.2rem;
}

.review-text {
    font-style: italic;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.8;
}

.review-author {
    font-weight: 600;
    color: var(--primary-color);
}

/* FAQ Section */
.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

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

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

.faq-question.active::after {
    transform: rotate(45deg);
}

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

.faq-answer.active {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem;
}

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

.area-card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid var(--accent-color);
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: var(--transition);
}

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

/* Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.blog-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: var(--transition);
}

.blog-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

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

.blog-content {
    padding: 1.5rem;
}

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

.blog-card h3 {
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

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

.read-more:hover {
    gap: 1rem;
}

/* Blog Article Page */
.blog-article {
    max-width: 900px;
    margin: 0 auto;
    padding: 8rem 2rem 4rem;
}

.blog-article img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 10px;
    margin: 2rem 0;
}

.blog-article h2 {
    margin-top: 2rem;
}

.blog-article ul, .blog-article ol {
    margin: 1rem 0 1rem 2rem;
}

.blog-article li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

/* Contact Page */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-card {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
}

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

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255,255,255,0.8);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.7);
}

/* Animations */
.fade-in {
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .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 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
    }

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

    .mobile-toggle {
        display: flex;
    }

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

    .hero-text h1 {
        font-size: 2rem;
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }

    .section {
        padding: 3rem 1rem;
    }

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

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .hero {
        padding: 6rem 1rem 3rem;
    }

    .nav-container {
        padding: 1rem;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Scroll Animation */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-primary { color: var(--primary-color); }
.text-accent { color: var(--accent-color); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }