:root {
    --primary: #003B6F;
    --secondary: #003B6F;
    --light: #F4F9FC;
    --white: #FFFFFF;
    --accent: #0066B3;
    --dark: #002B49;
    --text-main: #102A43;
    --text-muted: #526777;
    --border-color: #D5E2EA;
    --light-blue: #E8F3FA;
    --very-light-blue: #F4F9FC;
    --footer-link-hover: #8CC8F2;
    --placeholder: #708493;
    --transition: all 0.3s ease;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--text-main);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

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

p {
    margin-bottom: 1.5rem;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography Helpers */
.text-center { text-align: center; }
.text-light { color: var(--light-blue); }
.text-white { color: var(--white); }
.section-title { font-size: 2.5rem; margin-bottom: 1rem; color: var(--text-main); }
.section-subtitle { font-size: 1.1rem; color: var(--text-muted); max-width: 800px; margin: 0 auto 3rem; }

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 4px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

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

.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--white);
    color: var(--primary);
    border-color: var(--white);
}

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

.btn-outline:hover, .btn-outline:focus {
    background-color: var(--light-blue);
    color: var(--primary);
    border-color: var(--accent);
}

/* Header & Navigation */
header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.logo svg {
    width: 32px;
    height: 32px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-links a:hover, .nav-links a:focus {
    color: var(--accent);
}

.header-cta {
    display: flex;
    align-items: center;
}

.header-cta .btn {
    background-color: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.header-cta .btn:hover,
.header-cta .btn:focus {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    background-color: var(--primary);
    color: var(--white);
    padding: 120px 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.35;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0;
}

.hero-label {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.12);
    padding: 6px 12px;
    border-radius: 4px;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--light-blue);
}

.hero h1 {
    color: var(--white);
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    color: var(--very-light-blue);
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

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

.hero .btn-primary:hover,
.hero .btn-primary:focus {
    background-color: var(--dark);
    border-color: var(--dark);
    color: var(--white);
}

.hero .btn-secondary {
    background-color: transparent;
    color: var(--white);
    border-color: var(--white);
}

.hero .btn-secondary:hover,
.hero .btn-secondary:focus {
    background-color: var(--white);
    color: var(--primary);
    border-color: var(--white);
}

/* Page Headers */
.page-header {
    background-color: var(--primary);
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.page-header h1 {
    color: var(--white);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-header p {
    color: var(--very-light-blue);
}

/* Sections General */
.section-padding {
    padding: 80px 0;
}

.bg-light {
    background-color: var(--very-light-blue);
}

/* Service Grid */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--accent);
}

.service-card-img {
    height: 200px;
    overflow: hidden;
}

.service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-card-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-main);
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.service-card .btn {
    align-self: flex-start;
    padding: 8px 20px;
    font-size: 0.9rem;
    background-color: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.service-card .btn:hover,
.service-card .btn:focus {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* Content Blocks for Extended Pages */
.content-block {
    max-width: 900px;
    margin: 0 auto;
}

.content-block h2 {
    color: var(--text-main);
    margin-top: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--light-blue);
}

.content-block ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.content-block li {
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.content-block p {
    color: var(--text-main);
}

/* Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 3rem;
}

.process-step {
    background-color: var(--white);
    padding: 30px 20px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid var(--border-color);
}

.process-step h4 {
    color: var(--text-main);
}

.process-step p {
    color: var(--text-muted);
    margin-bottom: 0;
}

.process-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--light-blue);
    color: var(--accent);
    border-radius: 50%;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* Safety Alert */
.safety-alert {
    background-color: #FEF2F2;
    border-left: 4px solid #DC2626;
    padding: 20px;
    margin: 2rem 0;
}

.safety-alert h3 {
    color: #991B1B;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.safety-alert p, .safety-alert ul {
    color: #7F1D1D;
    margin-bottom: 0;
}

/* FAQ Accordion */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 15px;
    background-color: var(--white);
    overflow: hidden;
}

.faq-item.active {
    background-color: var(--very-light-blue);
}

.faq-item.active .faq-answer {
    background-color: var(--very-light-blue);
}

.faq-question {
    padding: 20px;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

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

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background-color: var(--white);
}

.faq-answer-inner {
    padding: 0 20px 20px;
    color: var(--text-muted);
}

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

.contact-info h3 {
    margin-bottom: 1rem;
    color: var(--text-main);
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    background-color: var(--white);
    transition: var(--transition);
}

.form-control::placeholder {
    color: var(--placeholder);
    opacity: 1;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 102, 179, 0.15);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

select.form-control {
    color: var(--text-main);
    background-color: var(--white);
}

.form-message {
    display: none;
    padding: 15px;
    margin-top: 15px;
    border-radius: 4px;
    background-color: #ECFDF5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

/* Footer */
footer {
    background-color: var(--primary);
    color: var(--light-blue);
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-col p {
    color: var(--light-blue);
    margin-bottom: 1rem;
}

.footer-col .logo {
    color: var(--white);
}

.footer-col .logo:hover {
    color: var(--footer-link-hover);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--white);
}

.footer-links a:hover, .footer-links a:focus {
    color: var(--footer-link-hover);
}

.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: var(--white);
}

.footer-bottom a:hover,
.footer-bottom a:focus {
    color: var(--footer-link-hover);
}

/* Cookie Popup */
.cookie-popup {
    position: fixed;
    bottom: 20px;
    left: 20px;
    right: 20px;
    max-width: 600px;
    background-color: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    padding: 25px;
    z-index: 9999;
    display: none;
}

.cookie-popup.show {
    display: block;
}

.cookie-popup h4 {
    color: var(--text-main);
}

.cookie-text {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.cookie-btns {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.cookie-btns button {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.cookie-btns .btn-primary {
    background-color: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}

.cookie-btns .btn-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.cookie-btns .btn-outline {
    background-color: var(--white);
    color: var(--primary);
    border-color: var(--accent);
}

.cookie-btns .btn-outline:hover {
    background-color: var(--light-blue);
    color: var(--primary);
    border-color: var(--accent);
}

#btnManageCookies {
    background-color: var(--light-blue);
    color: var(--primary);
    border-color: var(--light-blue);
}

#btnManageCookies:hover {
    background-color: #d5eaf5;
    color: var(--primary);
}

.cookie-prefs {
    display: none;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    color: var(--text-main);
}

.cookie-prefs label {
    color: var(--text-main);
}

#btnSavePrefs {
    background-color: var(--dark);
    color: var(--white);
    border-color: var(--dark);
}

#btnSavePrefs:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* Responsive */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        border-top: 1px solid var(--border-color);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        color: var(--text-main);
    }

    .mobile-menu-btn {
        display: block;
    }

    .header-cta .btn {
        display: none;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 10px;
        color: var(--white);
    }
}

@media (max-width: 480px) {
    .hero-btns {
        flex-direction: column;
    }
    .cookie-btns {
        flex-direction: column;
    }
    .cookie-btns button {
        width: 100%;
    }
}