/* Custom CSS for Sailing Log - Dark Mode */

/* Import fonts - Swiss Grid Style */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* Dark Maritime Color Palette - Lakeshore Studios inspired */
:root {
    /* Dark mode primary colors */
    --ocean-deep: #0A1A20;
    --ocean-primary: #0F2027;
    --ocean-medium: #1A2F36;
    --ocean-light: #253C42;
    --ocean-bright: #2E4F56;
    --sea-foam: #4A9EAF;
    --wave-light: #345B63;
    --maritime-white: #E8F4F8;
    --maritime-gray: #B0C4CD;
    --accent-coral: #FF7B7B;
    --accent-sand: #F4D03F;
    
    /* Dark mode text colors */
    --text-dark: #E8F4F8;
    --text-medium: #B0C4CD;
    --text-light: #8FA3A9;
    --text-muted: #6B7A80;
    
    /* Dark mode backgrounds */
    --bg-primary: #0A1A20;
    --bg-secondary: #0F2027;
    --bg-tertiary: #1A2F36;
    --bg-card: #253C42;
    --bg-hover: #2E4F56;
    
    /* Dark mode borders and shadows */
    --border-color: #345B63;
    --border-light: #253C42;
    --shadow-color: rgba(0, 0, 0, 0.4);
    --shadow-light: rgba(0, 0, 0, 0.2);
}

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

/* Fix uneven container padding on mobile */
@media (max-width: 767px) {
    .container {
        padding-left: 15px !important;
        padding-right: 15px !important;
        margin-left: auto !important;
        margin-right: auto !important;
        max-width: 100% !important;
    }
    
    .container-fluid {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    .day-section .container {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    .row {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    .col, [class*="col-"] {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    .image-gallery {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    .image-gallery .row {
        margin-left: 0 !important;
        margin-right: 0 !important;
    }
    
    .masonry-grid {
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }
}

/* Fix uneven spacing for all screen sizes */
@media (max-width: 991px) {
    .container {
        max-width: 100% !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    .day-section .container {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
    
    .overview-section .container {
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
}

/* Additional fix for Bootstrap container behavior */
@media (max-width: 575px) {
    .container {
        max-width: 100% !important;
        width: 100% !important;
        padding-left: 15px !important;
        padding-right: 15px !important;
    }
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    font-weight: 400;
    letter-spacing: -0.011em;
}

/* Hero Section - Dark Maritime Style with Hero Image */
.hero-section {
    position: relative;
    height: 100vh;
    background: 
        linear-gradient(135deg, rgba(10, 26, 32, 0.7) 0%, rgba(15, 32, 39, 0.6) 35%, rgba(26, 47, 54, 0.5) 65%, rgba(46, 79, 86, 0.4) 100%),
        url('images/hero.jpg');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><path d="M0,400 C300,450 600,350 900,400 C1050,425 1150,375 1200,400 V800 H0 Z" fill="%23ffffff" opacity="0.05"/></svg>');
    background-size: cover;
    background-position: bottom;
}

.hero-overlay {
    display: none;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-weight: 700;
    color: rgba(255, 255, 255, 0.75) !important;
}

.hero-section h2 {
    color: rgba(255, 255, 255, 0.70) !important;
}

.hero-section .container p.lead {
    color: rgba(255, 255, 255, 0.65) !important;
}

.hero-section .container .btn {
    opacity: 0.95 !important;
}

/* Animations */
.animate-fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease-out forwards;
}

.animate-fade-in-delay {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease-out 0.5s forwards;
}

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

/* Scroll Indicator */
/* Hero Bottom Button */
.hero-bottom-button {
    position: absolute;
    bottom: 120px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--maritime-white);
    font-size: 2rem;
    animation: bounce 2s infinite;
    z-index: 2;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Navigation - Dark Maritime Style */
.navbar {
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    font-family: 'Inter', sans-serif;
}

.navbar-maritime {
    background-color: var(--ocean-deep) !important;
    box-shadow: 0 2px 20px var(--shadow-color);
}

.navbar.scrolled {
    background-color: var(--ocean-primary) !important;
    box-shadow: 0 2px 20px var(--shadow-color);
}

.navbar-brand {
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--maritime-white) !important;
    letter-spacing: -0.025em;
}

.nav-link {
    font-weight: 500;
    transition: all 0.3s ease;
    color: var(--text-medium) !important;
    letter-spacing: -0.015em;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--sea-foam) !important;
    transform: translateY(-1px);
}

.nav-link.active {
    color: var(--sea-foam) !important;
    font-weight: 600;
    position: relative;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background-color: var(--sea-foam);
    border-radius: 1px;
}

/* Day Sections - Dark Maritime Swiss Grid */
.day-section {
    padding: 80px 0;
    background-color: var(--bg-primary);
    position: relative;
}

.day-section.bg-light {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
}

/* Day Headers */
.day-header h2 {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    color: var(--text-medium);
    letter-spacing: -0.03em;
    font-size: 1.5rem !important; /* Half size of display-4 */
}

.day-header p.lead {
    color: #ffffff;
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 3rem;
}

.day-header {
    text-align: center;
    margin-bottom: 3rem;
    position: -webkit-sticky;
    position: sticky;
    top: 64px;
    z-index: 100;
    padding: 1.5rem 15px;
    background: var(--bg-primary);
}

.day-header h2 {
    color: var(--text-medium);
    font-weight: 600;
    position: relative;
}

.day-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--sea-foam) 0%, var(--ocean-bright) 100%);
    border-radius: 2px;
}

/* Content Cards - Dark Maritime Swiss Grid */
.content-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-light);
    margin-bottom: 2rem;
    transition: all 0.3s ease;
}

.content-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px var(--shadow-color);
    border-color: var(--sea-foam);
    background: var(--bg-hover);
}

.content-card h3 {
    color: var(--maritime-white);
    margin-bottom: 1rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.025em;
}

.content-card h4 {
    text-align: center;
    margin: 0;
    padding: 0.5rem 0 1rem 0;
}

/* Route Info - Dark Maritime */
.route-info {
    background: var(--bg-tertiary);
    border-radius: 8px;
    padding: 1.5rem;
}

/* Typography - Dark Swiss Grid Style */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    color: var(--maritime-white);
    letter-spacing: -0.025em;
}

p, span, div {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Icons - Dark Maritime Theme */
.fa, .fas, .far, .fab {
    color: inherit;
}

.text-primary .fa,
.text-primary .fas {
    color: var(--sea-foam) !important;
}

.text-success .fa,
.text-success .fas {
    color: var(--sea-foam) !important;
}

.stats-card i {
    color: var(--sea-foam) !important;
}

/* Mobile Responsive Typography */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .day-header {
        top: 66px; /* Smaller navbar on mobile */
        padding: 0.75rem 0;
    }
    
    .nav-link.active::after {
        width: 15px;
        height: 1.5px;
    }
    
    .day-header h2 {
        font-size: 1rem !important; /* Half size for mobile */
    }
    
    .day-header p.lead {
        font-size: 2.5rem; /* Double size on tablets */
    }
    
    .stats-card h3 {
        font-size: 2rem;
    }
}

/* Logdaten - Desktop horizontal, Mobile vertikal */
.route-info .route-point {
    display: flex;
    align-items: center;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-light);
    margin-bottom: 0 !important;
    margin-top: 0 !important;
}

.route-info .route-point:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.route-info .route-point:first-child {
    padding-top: 0;
}

.route-point strong {
    color: var(--maritime-white);
    font-size: 1rem;
}

.route-point span {
    color: var(--text-medium);
    font-weight: 500;
    font-size: 1.1rem;
}

/* Mobile: Vertikale Anordnung für bessere Lesbarkeit */
@media (max-width: 767px) {
    .route-info .route-point {
        display: block;
        padding: 0.75rem 0;
    }
    
    .route-point strong {
        display: block;
        margin-bottom: 0.375rem;
        font-size: 0.95rem;
    }
    
    .route-point span {
        display: block;
        font-size: 1rem;
        line-height: 1.4;
    }
    
    .route-point .ms-4 {
        margin-left: 0 !important;
        margin-top: 0.375rem !important;
    }
    
    .route-point .badge {
        margin-bottom: 0.25rem;
        margin-right: 0.5rem;
    }
}

/* Image Gallery */
.image-gallery {
    margin-bottom: 2rem;
}

.gallery-image {
    cursor: pointer;
    border-radius: 8px;
}

/* Maps - Dark Maritime Swiss Grid */
.map-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-light);
    margin-top: 2rem;
}

.map-container h4 {
    text-align: center;
    margin: 0;
    padding: 0.5rem 0 1rem 0;
}

.map-display {
    height: 550px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 16px var(--shadow-color);
    border: 1px solid var(--border-color);
}

.map-display-large {
    height: 650px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 16px var(--shadow-color);
    border: 1px solid var(--border-color);
}

/* Overview Section - Dark Maritime */
.overview-section {
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    padding: 80px 0;
}

.stats-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-light);
    transition: all 0.3s ease;
    height: 100%;
}

.stats-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px var(--shadow-color);
    border-color: var(--sea-foam);
    background: var(--bg-hover);
}

.stats-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--maritime-white);
    margin: 1rem 0;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.03em;
}

/* Crew Gallery */
.crew-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-light);
    transition: all 0.3s ease;
    height: 100%;
}

.crew-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px var(--shadow-color);
    border-color: var(--sea-foam);
    background: var(--bg-hover);
}

.crew-image-container {
    width: 120px;
    height: 120px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    background: var(--bg-tertiary);
}

.crew-card:hover .crew-image-container {
    border-color: var(--sea-foam);
    transform: scale(1.05);
}

.crew-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.crew-image[src*="placeholder"] {
    opacity: 0.6;
    filter: grayscale(100%);
}

.crew-image[src*="placeholder"]::before {
    content: '👤';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    color: var(--text-muted);
}

.crew-name {
    font-weight: 600;
    color: var(--maritime-white);
    margin-bottom: 0.25rem;
    font-size: 1rem;
    letter-spacing: -0.02em;
}

.crew-role {
    font-size: 0.875rem;
    margin-bottom: 0;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.crew-role.text-primary {
    color: var(--sea-foam) !important;
}

.crew-role.text-muted {
    color: var(--text-muted) !important;
}

/* Responsive adjustments for crew gallery */

/* Large screens and up (lg) - 3 columns */
@media (min-width: 992px) {
    .crew-card {
        padding: 2rem 1.5rem;
    }
    
    .crew-image-container {
        width: 120px;
        height: 120px;
    }
    
    .crew-name {
        font-size: 1.1rem;
        margin-top: 1rem;
    }
    
    .crew-role {
        font-size: 0.9rem;
    }
}

/* Medium screens (md) - 2 columns */
@media (min-width: 768px) and (max-width: 991px) {
    .crew-card {
        padding: 1.5rem;
    }
    
    .crew-image-container {
        width: 110px;
        height: 110px;
    }
    
    .crew-name {
        font-size: 1rem;
    }
    
    .crew-role {
        font-size: 0.875rem;
    }
}

/* Small screens (sm) - 2 columns */
@media (min-width: 576px) and (max-width: 767px) {
    .crew-card {
        padding: 1.25rem;
    }
    
    .crew-image-container {
        width: 100px;
        height: 100px;
    }
    
    .crew-name {
        font-size: 0.95rem;
    }
    
    .crew-role {
        font-size: 0.825rem;
    }
}

/* Extra small screens (xs) - 1 column */
@media (max-width: 575px) {
    .crew-card {
        padding: 1rem;
        margin: 0 auto;
        max-width: 280px;
    }
    
    .crew-image-container {
        width: 90px;
        height: 90px;
    }
    
    .crew-name {
        font-size: 0.9rem;
    }
    
    .crew-role {
        font-size: 0.8rem;
    }
}

/* Ship Information */
.ship-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-light);
    transition: all 0.3s ease;
}

.ship-info-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px var(--shadow-color);
    border-color: var(--sea-foam);
}

.ship-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--sea-foam);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.ship-type {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.ship-spec {
    display: flex;
    align-items: center;
    padding: 0.75rem;
    background: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.ship-spec:hover {
    background: var(--bg-hover);
    border-color: var(--border-color);
}

.ship-spec i {
    margin-right: 0.5rem;
    width: 20px;
    text-align: center;
}

.ship-spec strong {
    color: var(--maritime-white);
    margin-right: 0.5rem;
    min-width: 80px;
}

.ship-spec span {
    color: var(--text-medium);
    font-weight: 500;
}

/* Responsive adjustments for ship info */
@media (max-width: 768px) {
    .ship-info-card {
        padding: 1.5rem;
    }
    
    .ship-name {
        font-size: 1.3rem;
    }
    
    .ship-type {
        font-size: 1rem;
    }
    
    .ship-spec {
        padding: 0.6rem;
        flex-direction: column;
        text-align: center;
    }
    
    .ship-spec i {
        margin-right: 0;
        margin-bottom: 0.25rem;
    }
    
    .ship-spec strong {
        margin-right: 0;
        margin-bottom: 0.25rem;
        min-width: auto;
    }
}

.complete-route-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px var(--shadow-light);
    margin-top: 3rem;
}

/* Custom navbar breakpoint at 1200px */
@media (max-width: 1199px) {
    .navbar-expand-lg .navbar-nav {
        display: none;
    }
    
    .navbar-expand-lg .navbar-toggler {
        display: block;
        margin-left: auto;
    }
    
    .navbar-expand-lg .navbar-collapse:not(.show) {
        display: none !important;
    }
    
    .navbar-expand-lg .navbar-collapse.show {
        display: block !important;
    }
    
    .navbar-expand-lg .navbar-collapse.show .navbar-nav {
        display: block !important;
    }
    
    /* Hamburger navigation positioning */
    .navbar .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        padding-left: 15px;
        padding-right: 15px;
    }
    
    .navbar-brand {
        order: 1;
        margin-right: 0;
    }
    
    .navbar-toggler {
        order: 3;
        margin-left: auto !important;
        margin-right: 0 !important;
        padding: 0.25rem 0.75rem;
    }
    
    .navbar-collapse {
        order: 2;
        width: 100%;
        margin-top: 1rem;
    }
    
    .navbar-nav {
        width: 100%;
        text-align: left;
        padding-left: 0;
        margin-left: 0;
    }
    
    .navbar-nav .nav-item {
        width: 100%;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 0;
        text-align: left;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
}

@media (min-width: 1200px) {
    .navbar-expand-lg .navbar-nav {
        display: flex !important;
    }
    
    .navbar-expand-lg .navbar-toggler {
        display: none;
    }
    
    .navbar-expand-lg .navbar-collapse {
        display: block !important;
    }
}

/* Footer Styling */
.pulsing-heart {
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0% {
        transform: scale(1);
    }
    14% {
        transform: scale(1.3);
    }
    28% {
        transform: scale(1);
    }
    42% {
        transform: scale(1.3);
    }
    70% {
        transform: scale(1);
    }
}

.lakeshore-link {
    color: var(--sea-foam);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.lakeshore-link:hover {
    color: var(--maritime-white);
    text-decoration: underline;
    text-shadow: 0 0 10px var(--sea-foam);
}

/* Parallax Effect */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Scroll Animations */
.scroll-animation {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.6s ease;
}

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

/* Dark Mode Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--sea-foam) 0%, var(--ocean-bright) 100%);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--ocean-bright) 0%, var(--sea-foam) 100%);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        height: 100vh;
        background: 
            linear-gradient(135deg, rgba(10, 26, 32, 0.8) 0%, rgba(15, 32, 39, 0.7) 35%, rgba(26, 47, 54, 0.6) 65%, rgba(46, 79, 86, 0.5) 100%),
            url('images/hero.jpg');
        background-attachment: scroll;
        background-size: cover;
        background-position: center;
        background-repeat: no-repeat;
    }
    
    .hero-bottom-button {
        bottom: 100px;
    }
    
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .day-section {
        padding: 60px 0;
        min-height: auto;
    }
    
    .content-card {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .map-display {
        height: 450px;
    }
    
    .map-display-large {
        height: 500px;
    }
    
    .stats-card {
        padding: 1.5rem;
        margin-bottom: 1.5rem;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .day-header {
        top: 60px; /* Even smaller navbar on small screens */
        padding: 0.5rem 0;
    }
    
    .day-header h2 {
        font-size: 0.9rem !important; /* Even smaller for very small screens */
    }
    
    .day-header p.lead {
        font-size: 2rem; /* Double size for mobile */
    }
    
    .content-card {
        padding: 1rem;
    }
    
    .map-container {
        padding: 1rem;
    }
    
    .complete-route-container {
        padding: 1rem;
    }
    
    .stats-card {
        padding: 1rem;
    }
}

/* Loading Animation - Dark Mode */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--sea-foam);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Dark Image Modal */
.image-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
}

.image-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 90%;
    max-height: 90%;
}

.image-modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: var(--maritime-white);
    font-size: 40px;
    cursor: pointer;
    z-index: 10000;
}

.image-modal-close:hover {
    color: var(--text-medium);
}

/* Button Styles - Dark Maritime */
.btn-primary {
    background: linear-gradient(135deg, var(--sea-foam) 0%, var(--ocean-bright) 100%);
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.015em;
    transition: all 0.3s ease;
    color: var(--bg-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--ocean-bright) 0%, var(--sea-foam) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 158, 175, 0.3);
    color: var(--bg-primary);
}

.btn-light {
    background-color: var(--bg-card);
    border: 2px solid var(--sea-foam);
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    letter-spacing: -0.015em;
    transition: all 0.3s ease;
    color: var(--maritime-white);
}

.btn-light:hover {
    background-color: var(--bg-hover);
    border-color: var(--sea-foam);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 158, 175, 0.2);
    color: var(--maritime-white);
}

/* Badge Styles - Dark Maritime */
.badge {
    font-family: 'Inter', sans-serif;
    font-weight: 500;
    letter-spacing: -0.01em;
    border-radius: 6px;
    padding: 0.5em 0.8em;
}

.bg-primary {
    background-color: var(--sea-foam) !important;
    color: var(--bg-primary) !important;
}

.bg-secondary {
    background-color: var(--ocean-bright) !important;
    color: var(--maritime-white) !important;
}

.bg-success {
    background-color: var(--sea-foam) !important;
    color: var(--bg-primary) !important;
}

.bg-info {
    background-color: var(--ocean-bright) !important;
    color: var(--maritime-white) !important;
}

.bg-warning {
    background-color: var(--accent-sand) !important;
    color: var(--bg-primary) !important;
}

/* Footer - Dark Maritime */
footer {
    background: var(--ocean-deep) !important;
    color: var(--maritime-white) !important;
}

/* Utility Classes - Dark Mode */
.text-gradient {
    background: linear-gradient(135deg, var(--sea-foam) 0%, var(--ocean-bright) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-custom {
    box-shadow: 0 10px 30px var(--shadow-color);
}

.border-gradient {
    border: 3px solid;
    border-image: linear-gradient(135deg, var(--sea-foam) 0%, var(--ocean-bright) 100%) 1;
}

/* Dark Mode Masonry Layout for Images */
.masonry-grid {
    column-count: 3;
    column-gap: 15px;
    column-fill: balance;
}

.masonry-item {
    display: inline-block;
    width: 100%;
    margin-bottom: 15px;
    break-inside: avoid;
}

.masonry-item img {
    width: 100%;
    border-radius: 8px;
    transition: none;
    cursor: pointer;
    border: 1px solid var(--border-light);
}

@media (max-width: 768px) {
    .masonry-grid {
        column-count: 2;
        column-gap: 10px;
    }
}

@media (max-width: 480px) {
    .masonry-grid {
        column-count: 1;
    }
}

/* Enhanced Route Information - Dark Mode */
.route-details {
    border-top: 1px solid var(--border-light);
    padding-top: 1rem;
}

.route-stat {
    display: flex;
    align-items: center;
    font-size: 0.9rem;
}

.route-stat strong {
    min-width: 100px;
    color: var(--text-medium);
}

.route-stat i {
    width: 16px;
}

.route-stat span {
    color: var(--sea-foam);
    font-weight: 500;
}

/* Dark Mode Map Markers for Harbors and GPS Points */
.harbor-marker {
    background: var(--sea-foam);
    border: 3px solid var(--maritime-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-size: 16px;
    box-shadow: 0 2px 8px rgba(74, 158, 175, 0.5);
    cursor: pointer;
}

.harbor-marker.start-harbor {
    background: #4CAF50;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.5);
}

.harbor-marker.end-harbor {
    background: #F44336;
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.5);
}

.gps-marker {
    background: rgba(37, 60, 66, 0.9);
    border: 2px solid var(--text-muted);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-medium);
    font-size: 12px;
    box-shadow: 0 1px 4px var(--shadow-color);
    cursor: pointer;
}

.gps-marker.start-gps {
    border-color: #4CAF50;
    color: #4CAF50;
}

.gps-marker.end-gps {
    border-color: #F44336;
    color: #F44336;
}

/* Dark Harbor Popup Styling */
.harbor-popup h6 {
    margin: 0 0 8px 0;
    color: var(--sea-foam);
    font-weight: 600;
}

.harbor-popup div {
    margin: 4px 0;
    font-size: 13px;
    color: var(--text-medium);
}

.gps-popup {
    font-size: 12px;
    color: var(--text-muted);
}

/* Enhanced Dark Image Modal Gallery */
.image-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(5px);
}

.image-modal-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: var(--maritime-white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
    transition: color 0.3s ease;
}

.image-modal-close:hover {
    color: var(--text-medium);
}

.modal-content-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 60px 80px 80px 80px;
}

.image-modal-content {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 30px var(--shadow-color);
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(37, 60, 66, 0.7);
    border: 2px solid rgba(74, 158, 175, 0.3);
    color: var(--maritime-white);
    font-size: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
}

.modal-prev {
    left: 20px;
}

.modal-next {
    right: 20px;
}

.modal-nav:hover {
    background: rgba(74, 158, 175, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.modal-nav:active {
    transform: translateY(-50%) scale(0.95);
}

.modal-info {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 32, 39, 0.8);
    color: var(--maritime-white);
    padding: 10px 20px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    z-index: 10001;
}

.modal-counter {
    font-size: 14px;
    font-weight: 500;
}

@media (max-width: 768px) {
    .modal-content-wrapper {
        padding: 40px 20px 60px 20px;
    }
    
    .modal-nav {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .modal-prev {
        left: 10px;
    }
    
    .modal-next {
        right: 10px;
    }
    
    .image-modal-close {
        top: 15px;
        right: 20px;
        font-size: 30px;
    }
}

/* Dark Leaflet Map Controls */
/* Zoom Controls - Better Visibility */
.leaflet-control-zoom {
    border: none !important;
    box-shadow: 0 4px 12px var(--shadow-color) !important;
}

.leaflet-control-zoom a {
    background: rgba(37, 60, 66, 0.95) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--maritime-white) !important;
    font-weight: 700 !important;
    font-size: 18px !important;
    line-height: 26px !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8) !important;
    backdrop-filter: blur(10px);
    transition: all 0.2s ease !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 26px !important;
    height: 26px !important;
    text-align: center !important;
    text-decoration: none !important;
}

.leaflet-control-zoom a:hover {
    background: rgba(74, 158, 175, 0.9) !important;
    border-color: var(--sea-foam) !important;
    color: var(--maritime-white) !important;
    transform: scale(1.05);
}

.leaflet-control-zoom a:first-child {
    border-radius: 6px 6px 0 0 !important;
    border-bottom: none !important;
}

.leaflet-control-zoom a:last-child {
    border-radius: 0 0 6px 6px !important;
}

.leaflet-control-layers {
    background: rgba(37, 60, 66, 0.95) !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 12px var(--shadow-color) !important;
    border: 1px solid var(--border-color) !important;
    backdrop-filter: blur(10px);
}

.leaflet-control-layers-expanded {
    padding: 10px !important;
}

.leaflet-control-layers label {
    font-size: 14px !important;
    color: var(--maritime-white) !important;
    margin-bottom: 5px !important;
    font-weight: 500;
}

.leaflet-control-layers-base label,
.leaflet-control-layers-overlays label {
    display: flex !important;
    align-items: center !important;
    gap: 8px !important;
}

.leaflet-control-scale {
    background: rgba(37, 60, 66, 0.9) !important;
    border-radius: 4px !important;
    padding: 2px 6px !important;
    font-size: 12px !important;
    color: var(--maritime-white) !important;
    border: 1px solid var(--border-color) !important;
    box-shadow: 0 2px 6px var(--shadow-light) !important;
}

/* Dark Harbor and GPS Markers - Improved Visual Distinction */
.harbor-marker {
    background: #4CAF50;
    border: 3px solid var(--maritime-white);
    border-radius: 50%;
    color: var(--maritime-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.6);
    animation: harborPulse 2s infinite;
}

.harbor-marker.end-harbor {
    background: #F44336;
    box-shadow: 0 4px 12px rgba(244, 67, 54, 0.6);
    animation: harborPulse 2s infinite;
}

/* Pulsing animation for harbor markers */
@keyframes harborPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

.gps-marker {
    background: rgba(37, 60, 66, 0.95);
    border: 3px solid var(--sea-foam);
    border-radius: 50%;
    color: var(--sea-foam);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(74, 158, 175, 0.4);
    opacity: 0.9;
}

.gps-marker.start-gps {
    border-color: #4CAF50;
    color: #4CAF50;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.4);
}

.gps-marker.end-gps {
    border-color: #F44336;
    color: #F44336;
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.4);
}

/* Enhanced Dark Map Popups */
.leaflet-popup-content-wrapper {
    border-radius: 12px !important;
    box-shadow: 0 6px 20px var(--shadow-color) !important;
    border: 1px solid var(--border-color) !important;
    background-color: var(--bg-card) !important;
}

.leaflet-popup-content {
    color: var(--text-dark) !important;
}

.harbor-popup {
    min-width: 250px;
}

.harbor-popup h6 {
    margin-bottom: 10px;
    color: var(--maritime-white);
    font-weight: 700;
    font-size: 16px;
    border-bottom: 2px solid var(--sea-foam);
    padding-bottom: 5px;
}

.harbor-popup div {
    margin-bottom: 6px;
    font-size: 14px;
    color: var(--text-medium);
    line-height: 1.4;
}

.harbor-popup strong {
    color: var(--sea-foam);
    font-weight: 600;
}

.gps-popup {
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
    min-width: 200px;
}

.gps-popup strong {
    color: var(--sea-foam);
    font-size: 14px;
    display: block;
    margin-bottom: 5px;
}

/* Route Lines */
.leaflet-interactive {
    transition: stroke-width 0.3s ease;
}

.leaflet-interactive:hover {
    stroke-width: 6 !important;
}

/* Route Popups */
.route-popup h6 {
    margin-bottom: 8px;
    color: var(--maritime-white);
    font-weight: 600;
}

.route-popup div {
    margin-bottom: 4px;
    font-size: 13px;
    color: var(--text-medium);
}