/* Base Styles */
:root {
    --color-navy: #0A3D62;
    --color-azure: #3498DB;
    --color-teal: #1ABC9C;
    --color-light-gray: #F5F7FA;
    --color-charcoal: #34495E;
    --font-montserrat: 'Montserrat', sans-serif;
    --font-open-sans: 'Open Sans', sans-serif;
    --font-playfair: 'Playfair Display', serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-open-sans);
    color: var(--color-charcoal);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-montserrat);
    line-height: 1.3;
    color: var(--color-navy);
}

p {
    margin-bottom: 1rem;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

/* Container */
.container-custom {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Utility Classes */
.text-navy {
    color: var(--color-navy);
}

.text-azure {
    color: var(--color-azure);
}

.text-teal {
    color: var(--color-teal);
}

.text-white {
    color: white;
}

.text-charcoal {
    color: var(--color-charcoal);
}

.bg-navy {
    background-color: var(--color-navy);
}

.bg-azure {
    background-color: var(--color-azure);
}

.bg-teal {
    background-color: var(--color-teal);
}

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

.bg-white {
    background-color: white;
}

.font-montserrat {
    font-family: var(--font-montserrat);
}

.font-open-sans {
    font-family: var(--font-open-sans);
}

.font-playfair {
    font-family: var(--font-playfair);
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--color-teal);
    color: white;
    font-family: var(--font-montserrat);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    border: 2px solid var(--color-teal);
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-teal);
}

.btn-secondary {
    display: inline-block;
    background-color: var(--color-azure);
    color: white;
    font-family: var(--font-montserrat);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.375rem;
    border: 2px solid var(--color-azure);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: transparent;
    color: var(--color-azure);
}

/* Forms */
.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--color-navy);
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 0.375rem;
    font-family: var(--font-open-sans);
    transition: border-color 0.3s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-azure);
}

/* Header & Navigation */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: white;
}

#mobile-menu-button {
    transition: all 0.3s ease;
}

#mobile-menu-button:hover {
    background-color: var(--color-navy);
    color: white;
}

#navigation a:hover {
    color: var(--color-azure);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    align-items: center;
    font-size: 0.875rem;
}

.breadcrumb-separator {
    margin: 0 0.5rem;
}

/* Service Icons */
.service-icon {
    transition: transform 0.3s ease;
}

.service-icon:hover {
    transform: scale(1.1);
}

/* Vessel Cards */
.vessel-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vessel-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Animation */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-delay-100 {
    transition-delay: 0.1s;
}

.animate-delay-200 {
    transition-delay: 0.2s;
}

.animate-delay-300 {
    transition-delay: 0.3s;
}

.animate-delay-400 {
    transition-delay: 0.4s;
}

/* Responsive Grid */
.grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .md\:grid-cols-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .md\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    
    .md\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (min-width: 1024px) {
    .lg\:grid-cols-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    
    .lg\:grid-cols-4 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

/* Flexbox Utilities */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.items-center {
    align-items: center;
}

.items-start {
    align-items: flex-start;
}

.justify-between {
    justify-content: space-between;
}

.justify-center {
    justify-content: center;
}

.space-x-4 > * + * {
    margin-left: 1rem;
}

.space-x-8 > * + * {
    margin-left: 2rem;
}

.space-y-2 > * + * {
    margin-top: 0.5rem;
}

.space-y-4 > * + * {
    margin-top: 1rem;
}

.space-y-6 > * + * {
    margin-top: 1.5rem;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 0.75rem;
}

.gap-4 {
    gap: 1rem;
}

.gap-6 {
    gap: 1.5rem;
}

.gap-8 {
    gap: 2rem;
}

.gap-12 {
    gap: 3rem;
}

/* Spacing Utilities */
.mt-1 {
    margin-top: 0.25rem;
}

.mt-2 {
    margin-top: 0.5rem;
}

.mt-4 {
    margin-top: 1rem;
}

.mt-6 {
    margin-top: 1.5rem;
}

.mt-8 {
    margin-top: 2rem;
}

.mt-12 {
    margin-top: 3rem;
}

.mb-1 {
    margin-bottom: 0.25rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.mb-12 {
    margin-bottom: 3rem;
}

.mb-16 {
    margin-bottom: 4rem;
}

.mr-2 {
    margin-right: 0.5rem;
}

.mr-4 {
    margin-right: 1rem;
}

.ml-2 {
    margin-left: 0.5rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.p-4 {
    padding: 1rem;
}

.p-6 {
    padding: 1.5rem;
}

.p-8 {
    padding: 2rem;
}

.px-2 {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}

.px-3 {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.px-4 {
    padding-left: 1rem;
    padding-right: 1rem;
}

.py-1 {
    padding-top: 0.25rem;
    padding-bottom: 0.25rem;
}

.py-2 {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.py-4 {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.py-8 {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.py-16 {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.pt-8 {
    padding-top: 2rem;
}

.pt-16 {
    padding-top: 4rem;
}

.pb-8 {
    padding-bottom: 2rem;
}

/* Responsive Utilities */
@media (min-width: 768px) {
    .md\:flex {
        display: flex;
    }
    
    .md\:hidden {
        display: none;
    }
    
    .md\:flex-row {
        flex-direction: row;
    }
    
    .md\:items-center {
        align-items: center;
    }
    
    .md\:w-auto {
        width: auto;
    }
    
    .md\:mt-0 {
        margin-top: 0;
    }
    
    .md\:text-5xl {
        font-size: 3rem;
    }
    
    .md\:py-24 {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }
    
    .md\:order-1 {
        order: 1;
    }
    
    .md\:order-2 {
        order: 2;
    }
}

/* Display Utilities */
.hidden {
    display: none;
}

.block {
    display: block;
}

.inline-block {
    display: inline-block;
}

.w-full {
    width: 100%;
}

.h-auto {
    height: auto;
}

.h-4 {
    height: 1rem;
}

.h-5 {
    height: 1.25rem;
}

.h-6 {
    height: 1.5rem;
}

.h-8 {
    height: 2rem;
}

.h-10 {
    height: 2.5rem;
}

.h-12 {
    height: 3rem;
}

.h-16 {
    height: 4rem;
}

.h-48 {
    height: 12rem;
}

.h-64 {
    height: 16rem;
}

.h-96 {
    height: 24rem;
}

.w-4 {
    width: 1rem;
}

.w-5 {
    width: 1.25rem;
}

.w-6 {
    width: 1.5rem;
}

.w-8 {
    width: 2rem;
}

.w-10 {
    width: 2.5rem;
}

.w-12 {
    width: 3rem;
}

.w-16 {
    width: 4rem;
}

/* Border Utilities */
.border {
    border-width: 1px;
    border-style: solid;
}

.border-t {
    border-top-width: 1px;
    border-top-style: solid;
}

.border-t-4 {
    border-top-width: 4px;
    border-top-style: solid;
}

.border-b-2 {
    border-bottom-width: 2px;
    border-bottom-style: solid;
}

.border-navy {
    border-color: var(--color-navy);
}

.border-teal {
    border-color: var(--color-teal);
}

.border-light-gray {
    border-color: var(--color-light-gray);
}

.border-white {
    border-color: white;
}

.border-white\/20 {
    border-color: rgba(255, 255, 255, 0.2);
}

/* Border Radius */
.rounded {
    border-radius: 0.25rem;
}

.rounded-md {
    border-radius: 0.375rem;
}

.rounded-lg {
    border-radius: 0.5rem;
}

.rounded-full {
    border-radius: 9999px;
}

.rounded-l-md {
    border-top-left-radius: 0.375rem;
    border-bottom-left-radius: 0.375rem;
}

.rounded-r-md {
    border-top-right-radius: 0.375rem;
    border-bottom-right-radius: 0.375rem;
}

/* Shadow */
.shadow-md {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.shadow-xl {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Text Utilities */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-xs {
    font-size: 0.75rem;
}

.text-sm {
    font-size: 0.875rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.text-2xl {
    font-size: 1.5rem;
}

.text-3xl {
    font-size: 1.875rem;
}

.text-4xl {
    font-size: 2.25rem;
}

.font-medium {
    font-weight: 500;
}

.font-semibold {
    font-weight: 600;
}

.font-bold {
    font-weight: 700;
}

.italic {
    font-style: italic;
}

.underline {
    text-decoration: underline;
}

.hover\:underline:hover {
    text-decoration: underline;
}

.hover\:text-azure:hover {
    color: var(--color-azure);
}

.hover\:text-white:hover {
    color: white;
}

.hover\:bg-light-gray:hover {
    background-color: var(--color-light-gray);
}

.hover\:bg-white\/10:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* Position Utilities */
.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.sticky {
    position: sticky;
}

.top-0 {
    top: 0;
}

.top-1\/2 {
    top: 50%;
}

.top-24 {
    top: 6rem;
}

.bottom-0 {
    bottom: 0;
}

.left-0 {
    left: 0;
}

.left-1\/2 {
    left: 50%;
}

.left-3 {
    left: 0.75rem;
}

.right-0 {
    right: 0;
}

.right-3 {
    right: 0.75rem;
}

.z-100 {
    z-index: 100;
}

/* Transform */
.transform {
    transform: translateX(0) translateY(0) rotate(0) skewX(0) skewY(0) scaleX(1) scaleY(1);
}

.-translate-x-1\/2 {
    transform: translateX(-50%);
}

.-translate-y-1\/2 {
    transform: translateY(-50%);
}

/* Object Fit */
.object-cover {
    object-fit: cover;
}

/* Overflow */
.overflow-hidden {
    overflow: hidden;
}

.overflow-x-hidden {
    overflow-x: hidden;
}

/* Transitions */
.transition-colors {
    transition-property: color, background-color, border-color;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

/* Opacity */
.text-white\/80 {
    color: rgba(255, 255, 255, 0.8);
}

/* Flex Shrink */
.flex-shrink-0 {
    flex-shrink: 0;
}

/* Width */
.max-w-3xl {
    max-width: 48rem;
}

.max-w-full {
    max-width: 100%;
}

/* Media Queries */
@media (min-width: 768px) {
    .md\:py-24 {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }
}

/* Custom Styles for Specific Components */
/* Add any additional custom styles here */