/* CSS Variables */
:root {
    --color-primary: #07699d;
    --color-secondary: #5db0d4;
    --color-black: #000000;
    --color-white: #ffffff;
    --color-text: #333333;
    --color-text-light: #666666;
    --color-bg: #ffffff;
    --color-bg-light: #f5f5f5;
    --spacing-unit: 1rem;
    --max-width: 1200px;
    --transition: all 0.3s ease;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header Styles */
.site-header {
    background-color: var(--color-white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-unit) calc(var(--spacing-unit) * 1.5);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.header-logo {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.header-title-section {
    display: flex;
    align-items: flex-end;
    gap: calc(var(--spacing-unit) * 1);
    flex: 1;
    min-width: 0; /* Allow flex item to shrink */
}

.header-title {
    font-size: 2rem;
    color: var(--color-primary);
    margin: 0;
    font-weight: 700;
    white-space: nowrap;
}

.header-title-first {
    color: var(--color-black);
    letter-spacing: -0.03em;
}

.header-title-iq {
    color: var(--color-black);
    letter-spacing: -0.07em;
}

.header-title-it {
    letter-spacing: -0.03em;
}

.header-subtitle {
    font-size: 22px;
    color: var(--color-text-light);
    margin: 0 0 4px 0;
    font-weight: 400;
    white-space: nowrap;
    flex-shrink: 1; /* Allow subtitle to shrink */
}

/* Hamburger Menu Button */
.hamburger-menu {
    background: none;
    border: none;
    cursor: pointer;
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 60px;
    height: 60px;
    z-index: 1001;
    position: relative;
    flex-shrink: 0; /* Prevent hamburger from shrinking */
    margin-left: calc(var(--spacing-unit) * 1); /* Ensure spacing */
    align-self: flex-start; /* Keep at top */
}

/* Align hamburger with title when on same line (larger screens) */
@media (min-width: 1001px) {
    .hamburger-menu {
        margin-top: calc(var(--spacing-unit) * 0.25); /* Align with title baseline */
    }
}

.hamburger-line {
    width: 100%;
    height: 6px;
    background-color: var(--color-primary);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger-menu[aria-expanded="true"] .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(16px, 16px);
}

.hamburger-menu[aria-expanded="true"] .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu[aria-expanded="true"] .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(14px, -14px);
}

/* Giga Menu */
.giga-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 1000;
    overflow-y: auto;
    padding: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 2);
    visibility: hidden;
}

.giga-menu.active {
    transform: translateX(0);
    visibility: visible;
}

.giga-menu-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
}

.giga-menu-section {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.giga-menu-title {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-unit);
    font-weight: 600;
}

.giga-menu-list {
    list-style: none;
}

.giga-menu-list li {
    margin-bottom: calc(var(--spacing-unit) * 0.75);
}

.giga-menu-list a {
    color: var(--color-text);
    text-decoration: none;
    font-size: 1.1rem;
    transition: var(--transition);
    display: block;
    padding: calc(var(--spacing-unit) * 0.5) 0;
}

.giga-menu-list a:hover,
.giga-menu-list a:focus {
    color: var(--color-primary);
    padding-left: var(--spacing-unit);
}

/* Menu Overlay */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Breadcrumbs */
.breadcrumbs {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    padding: calc(var(--spacing-unit) * 1) calc(var(--spacing-unit) * 2);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.breadcrumbs-list {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    margin: 0;
    padding: 0;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    gap: calc(var(--spacing-unit) * 0.5);
}

.breadcrumbs-item {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.breadcrumbs-item:not(:last-child)::after {
    content: '/';
    margin-left: calc(var(--spacing-unit) * 0.5);
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
}

.breadcrumbs-link {
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition);
    opacity: 0.9;
}

.breadcrumbs-link:hover,
.breadcrumbs-link:focus {
    text-decoration: underline;
    opacity: 1;
}

.breadcrumbs-current {
    color: var(--color-white);
    font-weight: 500;
}

.breadcrumbs-current span {
    color: var(--color-white);
}

/* Main Content */
#main-content {
    flex: 1;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 2);
    text-align: center;
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-content {
    max-width: var(--max-width);
    margin: 0 auto;
}

.hero-logo {
    max-width: 400px;
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.2));
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-unit);
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.5rem;
    opacity: 0.95;
}

/* Services Section */
.services-section {
    padding: calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 2);
    background-color: var(--color-bg-light);
}

.services-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.services-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    padding: calc(var(--spacing-unit) * 2) 0;
}

.service-card {
    background: linear-gradient(135deg, var(--color-white) 0%, #fafafa 100%);
    padding: calc(var(--spacing-unit) * 3.5) calc(var(--spacing-unit) * 3);
    border-radius: 20px;
    text-decoration: none;
    color: var(--color-text);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow:
        0 4px 6px rgba(0, 0, 0, 0.07),
        0 1px 3px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    transform: skewX(-10deg);
    border: 1px solid rgba(7, 105, 157, 0.08);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.6s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover,
.service-card:focus {
    transform: skewX(-10deg) translateY(-8px) scale(1.02);
    box-shadow:
        0 12px 24px rgba(7, 105, 157, 0.15),
        0 4px 8px rgba(7, 105, 157, 0.1),
        0 0 0 1px rgba(7, 105, 157, 0.05);
    color: var(--color-primary);
    background: linear-gradient(135deg, var(--color-white) 0%, #f0f8ff 100%);
}

.service-card > * {
    transform: skewX(10deg);
    position: relative;
    z-index: 1;
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: calc(var(--spacing-unit) * 1.5);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    display: inline-block;
}

.service-card:hover .service-icon {
    transform: skewX(10deg) scale(1.1);
    filter: drop-shadow(0 4px 8px rgba(7, 105, 157, 0.2));
}

.service-name {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: calc(var(--spacing-unit) * 1.25);
    font-weight: 600;
    transition: color 0.3s ease;
    letter-spacing: -0.02em;
}

.service-card:hover .service-name {
    color: var(--color-primary);
    text-shadow: 0 1px 2px rgba(7, 105, 157, 0.1);
}

.service-description {
    color: var(--color-text-light);
    line-height: 1.7;
    transition: color 0.3s ease;
    font-size: 1rem;
}

.service-card:hover .service-description {
    color: var(--color-text);
}

/* Page Container */
.page-container {
    padding: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 2);
    max-width: var(--max-width);
    margin: 0 auto;
}

.page-content {
    background-color: var(--color-white);
    padding: calc(var(--spacing-unit) * 4);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.page-title {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.page-intro {
    font-size: 1.2rem;
    color: var(--color-text-light);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

/* Contact Section */
.contact-section {
    margin-top: calc(var(--spacing-unit) * 3);
}

.contact-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-unit);
}

.contact-info {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* Email Protection */
.email-protected {
    font-weight: 600;
    color: var(--color-primary);
}

/* About Content */
.about-content,
.service-content,
.policy-content {
    line-height: 1.8;
}

.about-content p,
.service-content p,
.policy-content p {
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.about-content h2,
.service-content h2,
.policy-content h2 {
    color: var(--color-primary);
    margin-top: calc(var(--spacing-unit) * 3);
    margin-bottom: var(--spacing-unit);
    font-size: 1.75rem;
}

.about-content h3,
.service-content h3,
.policy-content h3 {
    color: var(--color-primary);
    margin-top: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 0.75);
    font-size: 1.5rem;
}

.about-content ul,
.service-content ul,
.policy-content ul {
    margin-left: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.about-content li,
.service-content li,
.policy-content li {
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

/* Footer */
.site-footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    margin-top: auto;
    padding: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 2);
}

.footer-container {
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.footer-section {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-unit);
    font-weight: 600;
}

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

.footer-links li {
    margin-bottom: calc(var(--spacing-unit) * 0.5);
}

.footer-links a {
    color: var(--color-white);
    text-decoration: none;
    opacity: 0.9;
    transition: var(--transition);
}

.footer-links a:hover,
.footer-links a:focus {
    opacity: 1;
    padding-left: calc(var(--spacing-unit) * 0.5);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: calc(var(--spacing-unit) * 2);
    text-align: center;
}

.copyright {
    opacity: 0.9;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1000px) {
    .header-title-section {
        flex-wrap: wrap;
        align-items: flex-start;
        gap: 0; /* Remove gap when wrapped */
    }

    .header-subtitle {
        white-space: normal;
        width: 100%;
        margin-top: calc(var(--spacing-unit) * 0.125); /* Reduced spacing */
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-logo {
        max-width: 300px;
    }

    .services-title,
    .page-title {
        font-size: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 2);
    }

    .service-card {
        transform: skewX(-5deg);
        padding: calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 2.5);
    }

    .service-card:hover,
    .service-card:focus {
        transform: skewX(-5deg) translateY(-6px) scale(1.01);
    }

    .service-card > * {
        transform: skewX(5deg);
    }

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

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

    .breadcrumbs {
        padding: calc(var(--spacing-unit) * 0.75) var(--spacing-unit);
    }

    .breadcrumbs-item {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: calc(var(--spacing-unit) * 0.75) var(--spacing-unit);
    }

    .header-logo {
        height: 40px;
    }

    .header-title-section {
        flex-wrap: wrap;
        gap: calc(var(--spacing-unit) * 0.5);
    }

    .header-title {
        font-size: 1.25rem;
    }

    .header-subtitle {
        font-size: 16px;
    }

    .hamburger-menu {
        width: 48px;
        height: 48px;
        padding: 12px;
    }

    .hamburger-line {
        height: 5px;
    }

    .hamburger-menu[aria-expanded="true"] .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(12px, 12px);
    }

    .hamburger-menu[aria-expanded="true"] .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(11px, -11px);
    }

    .hero-section {
        padding: calc(var(--spacing-unit) * 4) var(--spacing-unit);
        min-height: 50vh;
    }

    .hero-logo {
        max-width: 250px;
    }

    .page-content {
        padding: calc(var(--spacing-unit) * 2);
    }

    .service-card {
        transform: none;
        border-radius: 16px;
        padding: calc(var(--spacing-unit) * 2.5) calc(var(--spacing-unit) * 2);
    }

    .service-card:hover,
    .service-card:focus {
        transform: translateY(-4px) scale(1.01);
    }

    .service-card > * {
        transform: none;
    }

    .service-icon {
        font-size: 3rem;
    }
}

/* Accessibility */
a:focus,
button:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Skip to main content link for screen readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}