/* 
 * LAZAR Commercial Brokers - Minimalist B&W Styling
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Syne:wght@700;800&display=swap');

:root {
    --bg-primary: #050505;
    --bg-secondary: #0d0d0d;
    --bg-card: rgba(18, 18, 18, 0.6);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.2);
    
    --text-primary: #ffffff;
    --text-secondary: #8a8a8a;
    --text-muted: #555555;
    
    --accent: #ffffff;
    --accent-contrast: #000000;
    
    --font-heading: 'Syne', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    
    --glass-blur: 16px;
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--text-muted);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

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

/* Layout Utilities */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 40px;
    width: 100%;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
}

/* Header */
header {
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(12px);
    transition: var(--transition-smooth);
}

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

.logo-link {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-svg {
    width: 44px;
    height: 44px;
    transition: var(--transition-smooth);
}

.logo-link:hover .logo-svg {
    transform: rotate(360deg);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    line-height: 1;
}

.logo-text span {
    font-family: var(--font-body);
    font-weight: 300;
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: block;
    letter-spacing: 0.1em;
    margin-top: 2px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 32px;
}

nav a {
    font-size: 0.9rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

nav a:hover, nav a.active {
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    padding: 100px 0 60px 0;
    position: relative;
    border-bottom: 1px solid var(--border-color);
    background: radial-gradient(circle at 80% 20%, rgba(255,255,255,0.03) 0%, transparent 50%);
}

.hero-content {
    max-width: 800px;
}

.hero-tag {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
    margin-bottom: 24px;
    display: inline-block;
    border-left: 2px solid var(--accent);
    padding-left: 12px;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 24px;
    line-height: 1.05;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 300;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: var(--transition-smooth);
    border-radius: 0; /* Strict minimalist sharp corners */
}

.btn-primary {
    background-color: var(--accent);
    color: var(--accent-contrast);
    border: 1px solid var(--accent);
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    background-color: rgba(255,255,255,0.02);
}

/* Ticker Section */
.ticker-wrap {
    width: 100%;
    overflow: hidden;
    height: 50px;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.ticker {
    display: flex;
    white-space: nowrap;
    animation: ticker 40s linear infinite;
}

.ticker:hover {
    animation-play-state: paused;
}

.ticker-item {
    display: inline-flex;
    align-items: center;
    padding: 0 32px;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    border-right: 1px solid var(--border-color);
}

.ticker-port {
    font-weight: 600;
    margin-right: 12px;
    text-transform: uppercase;
}

.ticker-fuel {
    color: var(--text-secondary);
    margin-right: 6px;
}

.ticker-price {
    font-weight: 500;
    margin-right: 8px;
}

@keyframes ticker {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

/* Main Content Grid */
.main-dashboard {
    padding: 80px 0;
}

.section-title-wrap {
    margin-bottom: 48px;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.section-title {
    font-size: 2rem;
    text-transform: uppercase;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 400px;
}

/* Ports Grid & Quick Quotes Table */
.dashboard-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

@media (max-width: 1024px) {
    .dashboard-layout {
        grid-template-columns: 1fr;
    }
}

.ports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.port-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px;
    transition: var(--transition-smooth);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 240px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(var(--glass-blur));
}

.port-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

.port-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-4px);
    background-color: rgba(20, 20, 20, 0.8);
}

.port-card:hover::before {
    transform: scaleX(1);
}

.port-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.port-title h3 {
    font-size: 1.5rem;
    margin-bottom: 4px;
}

.port-country {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.port-prices-summary {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.port-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 6px;
    font-size: 0.9rem;
}

.port-price-row:last-child {
    border-bottom: none;
}

.port-price-name {
    color: var(--text-secondary);
}

.port-price-val {
    font-weight: 500;
}

.port-card-link {
    align-self: flex-start;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid transparent;
    padding-bottom: 2px;
}

.port-card-link svg {
    transition: var(--transition-fast);
}

.port-card:hover .port-card-link {
    border-bottom-color: var(--text-primary);
}

.port-card:hover .port-card-link svg {
    transform: translateX(4px);
}

/* Global Map Section on Landing */
.map-preview-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(var(--glass-blur));
    padding: 32px;
    display: flex;
    flex-direction: column;
    min-height: 500px;
}

.map-header {
    margin-bottom: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.map-title h3 {
    font-size: 1.25rem;
    text-transform: uppercase;
}

.map-status {
    font-size: 0.8rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #ffffff;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.5; }
}

.map-iframe-wrapper {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    position: relative;
    background: #000000;
}

.map-iframe-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    /* Custom grayscale B&W filter */
    filter: grayscale(1) invert(1) contrast(1.2) brightness(0.9);
    opacity: 0.85;
    transition: var(--transition-smooth);
}

.map-iframe-wrapper iframe:hover {
    opacity: 1;
}

/* Single Port Detail View (Subpage) */
.port-detail-view {
    display: none; /* Controlled by JS router */
    padding: 40px 0 100px 0;
}

.port-detail-view.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.back-to-home {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    margin-bottom: 40px;
    cursor: pointer;
}

.back-to-home:hover {
    color: var(--text-primary);
}

.back-to-home svg {
    transition: var(--transition-fast);
}

.back-to-home:hover svg {
    transform: translateX(-4px);
}

.port-detail-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 40px;
    margin-bottom: 48px;
}

.port-detail-title-wrap {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 24px;
}

.port-detail-title h1 {
    font-size: 3.5rem;
    margin-bottom: 8px;
}

.port-detail-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

.port-detail-desc {
    max-width: 600px;
    color: var(--text-secondary);
    font-weight: 300;
}

/* Port Grid Details Layout */
.port-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
}

@media (max-width: 1024px) {
    .port-detail-grid {
        grid-template-columns: 1fr;
    }
}

/* Fuel Quotes Table Inside Details */
.quotes-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    backdrop-filter: blur(var(--glass-blur));
}

.quotes-card h2 {
    font-size: 1.5rem;
    text-transform: uppercase;
    margin-bottom: 32px;
}

.quotes-table {
    width: 100%;
    border-collapse: collapse;
}

.quotes-table th, .quotes-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.quotes-table th {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    padding-bottom: 12px;
}

.quotes-table tbody tr {
    transition: var(--transition-fast);
}

.quotes-table tbody tr:hover {
    background-color: rgba(255,255,255,0.02);
}

.fuel-type {
    font-weight: 600;
    font-size: 1.1rem;
}

.fuel-price {
    font-size: 1.1rem;
    font-weight: 500;
}

.trend-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 10px;
    border: 1px solid var(--border-color);
}

.trend-badge.trend-up {
    color: #ffffff;
    border-color: rgba(255,255,255,0.3);
    background-color: rgba(255,255,255,0.05);
}

.trend-badge.trend-down {
    color: var(--text-secondary);
    border-color: var(--border-color);
    background-color: transparent;
}

.trend-badge.trend-stable {
    color: var(--text-muted);
    border-color: transparent;
}

/* Sparklines (Micro-Charts) */
.sparkline-container {
    width: 120px;
    height: 30px;
}

.sparkline-path {
    fill: none;
    stroke: #ffffff;
    stroke-width: 1.5;
}

.sparkline-gradient {
    fill: none;
}

/* Widgets Container (Right Side) */
.widgets-container {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.widget-wrapper {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 32px;
    backdrop-filter: blur(var(--glass-blur));
    display: flex;
    flex-direction: column;
}

.widget-wrapper h3 {
    font-size: 1.15rem;
    text-transform: uppercase;
    margin-bottom: 20px;
    letter-spacing: 0.05em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.widget-iframe-container {
    width: 100%;
    min-height: 350px;
    border: 1px solid var(--border-color);
    background-color: #000000;
    position: relative;
    overflow: hidden;
}

/* Special B&W filters for third-party embeds */
.windguru-iframe-filter iframe {
    width: 100%;
    height: 100%;
    border: none;
    /* Convert blue/colorful Windguru widgets to B&W */
    filter: grayscale(1) invert(1) contrast(1.1) brightness(0.9);
    opacity: 0.85;
    transition: var(--transition-fast);
}

.windguru-iframe-filter iframe:hover {
    opacity: 1;
}

.marinetraffic-iframe-filter iframe {
    width: 100%;
    height: 100%;
    border: none;
    /* Custom grayscale B&W filter for vessel tracker */
    filter: grayscale(1) invert(1) contrast(1.2) brightness(0.9);
    opacity: 0.85;
    transition: var(--transition-fast);
}

.marinetraffic-iframe-filter iframe:hover {
    opacity: 1;
}

/* Request Quote (RFQ) Form */
.rfq-section {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    background: linear-gradient(180deg, transparent, rgba(255,255,255,0.01));
}

.rfq-grid {
    display: grid;
    grid-template-columns: 1.2fr 2fr;
    gap: 80px;
}

@media (max-width: 900px) {
    .rfq-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

.rfq-info h2 {
    font-size: 3rem;
    line-height: 1.1;
    margin-bottom: 24px;
    text-transform: uppercase;
}

.rfq-info p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-weight: 300;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 4px;
    letter-spacing: 0.05em;
}

.contact-details p {
    font-size: 1rem;
    margin-bottom: 0;
    color: var(--text-primary);
}

/* Form Styles */
.rfq-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-control {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    padding: 14px 18px;
    transition: var(--transition-fast);
    border-radius: 0;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    background-color: rgba(255,255,255,0.02);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.success-message {
    display: none;
    border: 1px solid var(--text-primary);
    padding: 20px;
    text-align: center;
    margin-top: 16px;
    animation: fadeIn 0.4s ease;
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 48px 0;
    background-color: var(--bg-primary);
    margin-top: auto;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-copyright {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo-svg {
    width: 24px;
    height: 24px;
    opacity: 0.6;
}

.footer-links {
    display: flex;
    gap: 24px;
    list-style: none;
}

.footer-links a:hover {
    color: var(--text-primary);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-primary);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-overlay.fade-out {
    opacity: 0;
    visibility: hidden;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 2px solid var(--border-color);
    border-top-color: var(--text-primary);
    animation: spin 1s linear infinite;
    margin-bottom: 20px;
}

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

.loading-text {
    font-family: var(--font-heading);
    letter-spacing: 0.25em;
    font-size: 0.9rem;
    text-transform: uppercase;
}