/* Jet A-1 Fuels - Premium Styles (Final) */

/* Variables */
:root {
    --black: #000000;
    --white: #ffffff;
    --gray-light: #f8f8f8;
    --gray-medium: #e0e0e0;
    --gray-dark: #333333;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Arial', sans-serif;
    color: var(--black);
    background: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1.5rem 2rem;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 1rem 2rem;
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    color: var(--black);
}

.logo-accent {
    color: var(--white);
    background: var(--black);
    padding: 0.2rem 0.5rem;
}

.nav-menu {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.nav-link {
    color: var(--black);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--black);
    transition: width 0.3s ease;
}

.nav-link:hover:after {
    width: 100%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--black);
    transition: all 0.3s ease;
}

/* Hero Section with Animated Background */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #000000 0%, #111111 100%);
    overflow: hidden;
}

.hero-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particles::before,
.particles::after {
    content: '';
    position: absolute;
    width: 2px;
    height: 2px;
    background: white;
    box-shadow: 
        100px 200px white, 200px 400px white, 300px 100px white,
        400px 300px white, 500px 150px white, 600px 350px white,
        700px 200px white, 800px 400px white, 900px 100px white,
        1000px 300px white, 1100px 150px white, 1200px 350px white,
        150px 250px white, 250px 450px white, 350px 150px white,
        450px 350px white, 550px 200px white, 650px 400px white,
        750px 250px white, 850px 450px white, 950px 150px white;
    animation: float 20s infinite linear;
}

.particles::after {
    animation-delay: -10s;
    opacity: 0.5;
}

@keyframes float {
    from {
        transform: translateY(0) translateX(0);
    }
    to {
        transform: translateY(-100vh) translateX(-100px);
    }
}

.grid-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-move 10s linear infinite;
}

@keyframes grid-move {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1200px;
    padding: 0 2rem;
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.75rem;
    letter-spacing: 2px;
    margin-bottom: 2rem;
    animation: fadeInDown 1s ease;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: 2rem;
}

.hero-title span {
    display: block;
    animation: fadeInUp 1s ease backwards;
}

.line-1 {
    font-size: 0.4em;
    font-weight: 300;
    letter-spacing: 0.5em;
    opacity: 0.8;
    animation-delay: 0.2s;
}

.line-2 {
    animation-delay: 0.4s;
}

.line-3 {
    font-size: 0.6em;
    animation-delay: 0.6s;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.3rem);
    opacity: 0.8;
    margin-bottom: 3rem;
    font-weight: 300;
    animation: fadeInUp 1s ease 0.8s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    animation: fadeInUp 1s ease 1s backwards;
}

.hero-cta {
    padding: 1.2rem 2.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-cta.primary {
    background: var(--white);
    color: var(--black);
}

.hero-cta.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.hero-cta.secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.hero-cta.secondary:hover {
    background: var(--white);
    color: var(--black);
}

.hero-bottom {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--white);
    opacity: 0.6;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-size: 0.75rem;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.scroll-line {
    width: 1px;
    height: 30px;
    background: var(--white);
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(10px);
    }
}

/* Stats Section */
.stats {
    padding: 5rem 2rem;
    background: var(--white);
    border-bottom: 1px solid var(--gray-medium);
}

.stats-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.stat-card {
    text-align: center;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--black) 0%, var(--gray-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Premium Services Section - Elegant Minimal Design */
.services {
    padding: 6rem 2rem;
    background: var(--gray-light);
}

.services-container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header.center {
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--gray-dark);
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    position: relative;
    padding: 3rem;
    background: var(--white);
    border: 1px solid var(--gray-medium);
    transition: all 0.3s ease;
    cursor: pointer;
    min-height: 300px;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-10px);
    background: var(--black);
    color: var(--white);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.service-number {
    font-size: 3rem;
    font-weight: 100;
    opacity: 0.2;
    margin-bottom: 1.5rem;
}

.service-card:hover .service-number {
    opacity: 0.5;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.service-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    opacity: 0.8;
    flex-grow: 1;
}

.service-card:hover p {
    opacity: 0.9;
}

.service-arrow {
    position: absolute;
    bottom: 3rem;
    right: 3rem;
    font-size: 1.5rem;
    opacity: 0;
    transition: all 0.3s ease;
}

.service-card:hover .service-arrow {
    opacity: 1;
    transform: translateX(5px);
}

/* About Section - Professional Minimal Design */
.about {
    padding: 6rem 2rem;
    background: var(--white);
}

.about-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 5rem;
    align-items: start;
}

.about-content h2 {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    margin-bottom: 2rem;
    line-height: 1.1;
    letter-spacing: -1px;
}

.about-text p {
    color: var(--gray-dark);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.05rem;
}

.about-text p.lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--black);
}

.about-mission {
    padding: 2rem;
    background: var(--gray-light);
    border-left: 4px solid var(--black);
    margin-top: 2rem;
}

.about-mission p {
    margin: 0;
    color: var(--black);
    font-size: 1.1rem;
}

.about-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    position: sticky;
    top: 100px;
}

.metric-card {
    padding: 2.5rem 1.5rem;
    background: var(--white);
    border: 2px solid var(--black);
    text-align: center;
    transition: all 0.3s ease;
}

.metric-card:hover {
    background: var(--black);
    color: var(--white);
    transform: scale(1.05);
}

.metric-value {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    letter-spacing: -1px;
}

.metric-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

.metric-card:hover .metric-label {
    opacity: 1;
}

/* Booking Form Section */
.booking {
    padding: 6rem 2rem;
    background: var(--gray-light);
}

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

.form {
    background: var(--white);
    padding: 3rem;
    border: 1px solid var(--gray-medium);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
    color: var(--gray-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--gray-medium);
    background: var(--white);
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--black);
    background: var(--gray-light);
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.autocomplete-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border: 2px solid var(--black);
    border-top: none;
    max-height: 200px;
    overflow-y: auto;
    display: none;
    z-index: 100;
}

.autocomplete-suggestions.active {
    display: block;
}

.suggestion-item {
    padding: 1rem;
    cursor: pointer;
    transition: background 0.3s ease;
    border-bottom: 1px solid var(--gray-light);
    font-size: 0.9rem;
}

.suggestion-item:hover {
    background: var(--black);
    color: var(--white);
}

.suggestion-item strong {
    color: var(--gray-dark);
    font-weight: 700;
}

.suggestion-item:hover strong {
    color: var(--white);
}

.form-submit {
    padding: 1.5rem 4rem;
    background: var(--black);
    color: var(--white);
    border: none;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 2px;
    width: 100%;
}

.form-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.form-success {
    display: none;
    text-align: center;
    padding: 4rem;
    background: var(--white);
}

.form-success.active {
    display: block;
}

.success-icon {
    font-size: 4rem;
    color: var(--black);
    margin-bottom: 1.5rem;
}

.success-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.success-message {
    color: var(--gray-dark);
}

/* Partners Section */
.partners {
    padding: 4rem 2rem;
    background: var(--white);
    border-top: 1px solid var(--gray-medium);
    border-bottom: 1px solid var(--gray-medium);
}

.partners-container {
    max-width: 1400px;
    margin: 0 auto;
}

.partners-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--gray-dark);
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.partner-logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--black);
    opacity: 0.2;
    transition: opacity 0.3s ease;
}

.partner-logo:hover {
    opacity: 1;
}

/* Footer */
.footer {
    padding: 4rem 2rem 2rem;
    background: var(--black);
    color: var(--white);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 1rem;
    letter-spacing: -1px;
}

.footer-brand p {
    opacity: 0.6;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.footer-tagline {
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-column h4 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.6;
    display: block;
    padding: 0.5rem 0;
    transition: opacity 0.3s ease;
    font-size: 0.95rem;
}

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

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    opacity: 0.5;
    font-size: 0.85rem;
}

.footer-bottom p:last-child {
    margin-top: 0.5rem;
}

/* Mobile Responsive - Enhanced */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 5rem 2rem;
        transition: right 0.3s ease;
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        right: 0;
    }

    .menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        padding: 0 2rem;
    }

    .hero-cta {
        width: 100%;
        text-align: center;
    }

    /* About Section Mobile Fix */
    .about {
        padding: 4rem 1.5rem;
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-content {
        order: 1;
    }

    .about-metrics {
        order: 2;
        position: relative;
        top: 0;
        margin-top: 2rem;
    }

    .about-text p {
        font-size: 1rem;
    }

    .about-mission {
        padding: 1.5rem;
    }

    .about-mission p {
        font-size: 1rem;
    }

    .metric-card {
        padding: 2rem 1rem;
    }

    .metric-value {
        font-size: 1.5rem;
    }

    /* Services Mobile */
    .services {
        padding: 4rem 1.5rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .service-card {
        padding: 2rem;
        min-height: auto;
    }

    .service-number {
        font-size: 2rem;
    }

    .service-card h3 {
        font-size: 1.3rem;
    }

    /* Stats Mobile */
    .stats {
        padding: 3rem 1.5rem;
    }

    .stats-container {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    /* Form Mobile */
    .booking {
        padding: 4rem 1.5rem;
    }

    .form {
        padding: 2rem 1.5rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    /* Footer Mobile */
    .footer {
        padding: 3rem 1.5rem 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    /* Section Headers Mobile */
    .section-title {
        font-size: 2.5rem;
    }

    .section-tag {
        font-size: 0.7rem;
    }
}

/* Tablet Responsive */
@media (max-width: 1024px) and (min-width: 769px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-metrics {
        position: relative;
        top: 0;
        grid-template-columns: repeat(4, 1fr);
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}
.logo img {
    width: 250px;
}