/* ==================================
   Navigation Layout - Floating Glass Design
   ================================== */
.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 40px);
    max-width: 1160px;
    height: var(--nav-height);

    /* Glasmorphismus / Liquid Glass Effect */
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);

    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px 0 rgba(30, 58, 138, 0.1),
                0 2px 8px 0 rgba(0, 0, 0, 0.05),
                inset 0 1px 1px 0 rgba(255, 255, 255, 0.5);

    z-index: 1000;
    transition: all var(--transition-normal);
}

.navbar::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.4) 0%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.2) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* Scrolled state for navbar */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(30px) saturate(200%);
    -webkit-backdrop-filter: blur(30px) saturate(200%);
    box-shadow: 0 8px 32px 0 rgba(30, 58, 138, 0.15),
                0 4px 12px 0 rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: 100%;
    margin: 0 auto;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

/* ==================================
   Main Content Layout
   ================================== */
main {
    margin-top: 0;
    min-height: 100vh;
    padding-top: 0;
}

/* ==================================
   Hero Section Layout - Liquid Glass Design
   ================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl) var(--spacing-md);
    padding-top: calc(var(--nav-height) + 60px);
    text-align: center;
    background:
        linear-gradient(135deg,
            rgba(30, 41, 59, 0.85) 0%,
            rgba(30, 58, 138, 0.75) 50%,
            rgba(59, 130, 246, 0.70) 100%),
        url('../images/background/IMG_0897.webp') center/cover no-repeat;
    color: white;
    position: relative;
    overflow: hidden;
}

/* Animated gradient background */
.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 50%,
        rgba(245, 158, 11, 0.15) 0%,
        transparent 50%),
        radial-gradient(circle at 80% 80%,
        rgba(59, 130, 246, 0.2) 0%,
        transparent 50%);
    animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-10%, -10%); }
}

.hero-container {
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.05em;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    opacity: 0.95;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-images {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: var(--max-width);
    margin-top: var(--spacing-xl);
    width: 100%;
    position: relative;
    z-index: 1;
}

.hero-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3),
                0 2px 8px 0 rgba(0, 0, 0, 0.2),
                inset 0 1px 1px 0 rgba(255, 255, 255, 0.1);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
}

.hero-image::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.hero-image:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 48px 0 rgba(0, 0, 0, 0.4),
                0 4px 16px 0 rgba(0, 0, 0, 0.3);
}

/* ==================================
   About Section Layout - Liquid Glass Design
   ================================== */
.about {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-background);
}

.about .container {
    max-width: 800px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(30, 58, 138, 0.1);
    box-shadow: 0 10px 30px rgba(30, 58, 138, 0.15);
    transition: all var(--transition-normal);
}

.about .container:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(30, 58, 138, 0.15);
}

.about h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-weight: 700;
    font-size: 2rem;
}

.about p {
    font-size: var(--font-size-large);
    color: var(--color-text-secondary);
    text-align: center;
    line-height: 1.6;
}

/* ==================================
   Gallery Grid Layout - Liquid Glass Design
   ================================== */
.gallery-section {
    padding: calc(var(--nav-height) + 60px) 0 var(--spacing-xl);
    min-height: 100vh;
    background: linear-gradient(180deg,
        var(--color-background) 0%,
        rgba(248, 250, 252, 0.5) 100%);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-lg) 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    cursor: pointer;
    aspect-ratio: 4 / 3;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.2) 0%,
        rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
    z-index: 2;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px 0 rgba(30, 58, 138, 0.15),
                0 4px 12px 0 rgba(0, 0, 0, 0.1);
}

.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
    position: relative;
    z-index: 1;
}

.gallery-item:hover .gallery-image {
    transform: scale(1.05);
}

/* ==================================
   Equipment Grid Layout - Liquid Glass Design
   ================================== */
.equipment-section {
    padding: calc(var(--nav-height) + 60px) 0 var(--spacing-xl);
    min-height: 100vh;
    background: linear-gradient(180deg,
        rgba(248, 250, 252, 0.5) 0%,
        var(--color-background) 100%);
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
}

.equipment-card {
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 32px 0 rgba(30, 58, 138, 0.1),
                0 2px 8px 0 rgba(0, 0, 0, 0.05);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.3);
    position: relative;
}

.equipment-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.3) 0%,
        rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.equipment-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 16px 48px 0 rgba(30, 58, 138, 0.2),
                0 8px 16px 0 rgba(0, 0, 0, 0.1);
}

.equipment-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    position: relative;
    background: rgba(255, 255, 255, 0.5);
}

.equipment-content {
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.equipment-content h2 {
    margin-bottom: var(--spacing-sm);
    color: #000000;
    font-weight: 600;
}

.equipment-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    font-style: italic;
    font-size: 0.95rem;
}

.equipment-specs {
    list-style: none;
    padding: 0;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 12px;
    padding: var(--spacing-sm);
}

.equipment-specs li {
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-text);
    border-bottom: 1px solid rgba(100, 116, 139, 0.1);
    font-size: 0.9rem;
}

.equipment-specs li:last-child {
    border-bottom: none;
}

.equipment-specs strong {
    color: var(--color-primary-dark);
    margin-right: var(--spacing-xs);
    font-weight: 600;
}

/* ==================================
   Footer Layout
   ================================== */
.footer {
    background-color: #323332;
    color: white;
    padding: var(--spacing-md);
    text-align: center;
    margin-top: var(--spacing-xl);
}

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

.footer p {
    margin: 0;
    opacity: 0.9;
    font-size: var(--font-size-small);
}

/* ==================================
   Services Page Layout
   ================================== */
.services-hero {
    min-height: 70vh;
    background: linear-gradient(135deg,
            rgba(30, 41, 59, 0.9) 0%,
            rgba(30, 58, 138, 0.85) 50%,
            rgba(59, 130, 246, 0.80) 100%),
        url('../images/background/IMG_0897.webp') center/cover no-repeat;
}

.services-hero .hero-container {
    max-width: 800px;
}

.services-hero h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.services-hero .hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.services-hero .hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    opacity: 0.95;
    margin-bottom: var(--spacing-lg);
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: rgba(255, 255, 255, 0.95);
    color: var(--color-primary);
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-normal);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
    background: white;
}

.services-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-background);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.process-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.contact-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--color-background);
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.faq-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.footer-links {
    margin-top: var(--spacing-sm);
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.footer-links a {
    color: white;
    opacity: 0.8;
    transition: opacity var(--transition-fast);
}

.footer-links a:hover {
    opacity: 1;
}

/* ==================================
   404 Error Page Layout
   ================================== */
.error-section {
    min-height: calc(100vh - var(--nav-height) - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    padding-top: calc(var(--nav-height) + 80px);
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.03) 0%, rgba(59, 130, 246, 0.03) 100%);
}

.error-container {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.error-code {
    font-size: clamp(80px, 15vw, 180px);
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--spacing-md);
}

.error-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

.error-description {
    font-size: 1.125rem;
    color: var(--color-text-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
    line-height: 1.7;
}

.error-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.error-links {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(30, 58, 138, 0.1);
}

.error-links h2 {
    font-size: 1.5rem;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
}

.error-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.error-link-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: var(--spacing-lg);
    border: 1px solid rgba(30, 58, 138, 0.1);
    box-shadow: 0 8px 20px rgba(30, 58, 138, 0.1);
    transition: all var(--transition-normal);
    text-decoration: none;
    display: block;
}

.error-link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(30, 58, 138, 0.2);
    border-color: var(--color-primary);
}

.error-link-card h3 {
    font-size: 1.25rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.error-link-card p {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.5;
    margin: 0;
}