/* ============================================
   KEUB Website Styles
   Premium Outdoor Adventure Brand
   ============================================ */

/* CSS Variables - Brand Colors */
:root {
    --primary-accent: #23DC7D;
    --dark-charcoal: #0F1A17;
    --dark-charcoal-alt: #111111;
    --off-white: #F5F7F6;
    --slate-gray: #6B7C76;
    --earth-tone: #C7B299;
    --earth-tone-alt: #9C8B6E;
    --white: #FFFFFF;
    --black: #000000;
    
    /* Typography */
    --font-headline: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-max-width: 1200px;
    --container-padding: 0 24px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--dark-charcoal);
    background-color: var(--off-white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Screen reader only text - visually hidden but accessible to screen readers */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.sr-only:focus {
    position: static;
    width: auto;
    height: auto;
    padding: inherit;
    margin: inherit;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headline);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark-charcoal);
}

.section-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--primary-accent);
    margin: 1.5rem auto 0;
    border-radius: 2px;
}

.section-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: var(--slate-gray);
    text-align: center;
    margin-bottom: 4rem;
    font-weight: 400;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 26, 23, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-headline);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 2px;
}

.logo img {
    height: 40px;
    width: auto;
    max-width: 120px;
    display: block;
    object-fit: contain;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a {
    color: var(--off-white);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease, opacity 0.3s ease;
    position: relative;
}

.nav-links a:not(.cta-link)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a:focus {
    color: var(--primary-accent);
    outline: 3px solid var(--primary-accent);
    outline-offset: 4px;
    border-radius: 2px;
}

.nav-links a:focus-visible {
    outline: 3px solid var(--primary-accent);
    outline-offset: 4px;
}

.nav-links a:not(.cta-link):hover::after,
.nav-links a:not(.cta-link):focus::after {
    width: 100%;
}

.nav-links a.cta-link {
    color: var(--off-white);
    border: 1px solid rgba(245, 247, 246, 0.7);
    padding: 0.5rem 1.5rem;
    border-radius: 4px;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.nav-links a.cta-link:hover,
.nav-links a.cta-link:focus {
    background: rgba(35, 220, 125, 0.12);
    color: var(--primary-accent);
    border-color: var(--primary-accent);
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

/* Subtle emphasis for For Operators nav item */
.nav-links a[href="#operators"] {
    font-weight: 600;
    color: var(--primary-accent);
}

.nav-links a[href="#operators"]:hover,
.nav-links a[href="#operators"]:focus {
    opacity: 0.9;
}

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

.mobile-menu-toggle:focus {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--dark-charcoal) 0%, #1a2d28 100%);
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(35, 220, 125, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(35, 220, 125, 0.05) 0%, transparent 50%);
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(35,220,125,0.03)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-carousel {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.hero-carousel-track {
    position: absolute;
    inset: 0;
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.hero-slide.is-active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, rgba(15, 26, 23, 0.3) 0%, rgba(15, 26, 23, 0.7) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    padding: 0 2rem;
    max-width: 900px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    box-sizing: border-box;
}

.hero-content .container {
    text-align: center;
    margin: 0 auto;
    max-width: 100%;
    padding: 0;
}

.hero-headline {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--white);
    line-height: 1.1;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
    text-align: center;
    overflow-wrap: break-word;
    word-wrap: break-word;
}

.hero-headline-line1 {
    white-space: nowrap;
}

.hero-headline-line2 {
    white-space: nowrap;
}

/* Mobile headline with intentional line breaks */
.hero-headline-mobile {
    display: none;
}

.hero-headline-mobile-line {
    display: block;
}

/* Tablet and mobile: show mobile headline, hide desktop */
@media (max-width: 768px) {
    .hero-headline-desktop {
        display: none;
    }
    .hero-headline-mobile {
        display: block;
    }
    .hero-content {
        padding-left: max(1.5rem, env(safe-area-inset-left));
        padding-right: max(1.5rem, env(safe-area-inset-right));
    }
}

.hero-subtext {
    font-size: 1.15rem;
    margin-bottom: 2.5rem;
    color: var(--off-white);
    font-weight: 300;
    line-height: 1.6;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
    color: var(--off-white);
    font-size: 0.85rem;
    opacity: 0.8;
}

.hero-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.4);
    background: rgba(0, 0, 0, 0.35);
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 2;
    opacity: 0;
    transition: opacity 0.3s ease, background 0.3s ease, transform 0.2s ease;
}

.hero-carousel-btn.prev {
    left: 1.5rem;
}

.hero-carousel-btn.next {
    right: 1.5rem;
}

.hero:hover .hero-carousel-btn {
    opacity: 1;
}

.hero-carousel-btn:hover,
.hero-carousel-btn:focus-visible {
    background: rgba(35, 220, 125, 0.9);
    color: #0F1A17;
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

.hero-carousel-btn:focus {
    outline: none;
}

.hero-carousel-dots {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 2;
}

.hero-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    padding: 0;
    transition: background 0.3s ease, transform 0.2s ease, border-color 0.3s ease;
}

.hero-dot.is-active {
    background: var(--primary-accent);
    border-color: var(--primary-accent);
    transform: scale(1.1);
}

.hero-dot:focus-visible {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--primary-accent);
    margin: 0.5rem auto;
    position: relative;
    animation: scrollDown 2s infinite;
    box-shadow: 0 0 8px rgba(35, 220, 125, 0.4);
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--primary-accent);
    border-bottom: 2px solid var(--primary-accent);
    transform: rotate(45deg);
}

@keyframes scrollDown {
    0%, 100% { opacity: 0; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(10px); }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 4px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
}

.btn-primary {
    background: var(--primary-accent);
    color: var(--dark-charcoal);
    box-shadow: 0 4px 15px rgba(35, 220, 125, 0.3);
}

.btn-primary:hover,
.btn-primary:focus {
    background: #1fc96a;
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(35, 220, 125, 0.5);
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
}

.btn:active {
    transform: scale(0.97);
}

.btn:focus-visible {
    outline: 3px solid var(--primary-accent);
    outline-offset: 3px;
    border-radius: 4px;
}

/* Enhanced focus indicators for all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 3px solid var(--primary-accent);
    outline-offset: 2px;
    border-radius: 2px;
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-loading::after {
    content: '';
    width: 14px;
    height: 14px;
    border: 2px solid var(--dark-charcoal);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Honeypot field - hidden from users */
.honeypot-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    pointer-events: none;
}

/* Privacy policy link */
.privacy-link {
    color: var(--slate-gray);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.privacy-link:hover {
    color: var(--primary-accent);
}

/* Form loading skeleton */
.form-loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: 12px;
    backdrop-filter: blur(2px);
}

.form-loading-overlay.active {
    display: flex;
}

.loading-content {
    text-align: center;
}

.loading-spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid var(--dark-charcoal);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    margin-bottom: 1rem;
}

.loading-text {
    color: var(--slate-gray);
    font-weight: 600;
    margin: 0;
}

.contact-form {
    position: relative;
    min-height: 200px;
}

/* Success message animation */
.form-success {
    animation: slideInUp 0.4s ease;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Character count for message field */
.char-count {
    font-size: 0.75rem;
    color: var(--slate-gray);
    text-align: right;
    margin-top: 0.25rem;
}

.char-count.warning {
    color: #f59e0b;
}

.char-count.error {
    color: #dc2626;
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

/* Topographic Background Utilities */
.topo-bg {
    position: relative;
    overflow: hidden;
}

.topo-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    /* Use WebP with PNG fallback for better performance */
    background-image: url('assets/images/tetons-topo.png');
    background-repeat: repeat;
    background-size: 1400px auto;
    opacity: 0.08;
    filter: grayscale(1) contrast(1.2);
    mix-blend-mode: multiply;
    pointer-events: none;
    z-index: 0;
}

/* Use WebP if supported (smaller file size) - detected via JavaScript */
.webp-supported .topo-bg::before {
    background-image: url('assets/images/tetons-topo.webp');
}

.topo-bg > .container {
    position: relative;
    z-index: 1;
}

.topo-bg-dark {
    position: relative;
    overflow: hidden;
}

.topo-bg-dark::before {
    content: '';
    position: absolute;
    inset: 0;
    /* Use WebP with PNG fallback for better performance */
    background-image: url('assets/images/tetons-topo.png');
    background-repeat: repeat;
    background-size: 1400px auto;
    opacity: 0.12;
    filter: brightness(1.4) contrast(1.2);
    mix-blend-mode: screen;
    pointer-events: none;
    z-index: 0;
}

/* Use WebP if supported (smaller file size) - detected via JavaScript */
.webp-supported .topo-bg-dark::before {
    background-image: url('assets/images/tetons-topo.webp');
}

.topo-bg-dark > .container {
    position: relative;
    z-index: 1;
}

/* Mobile: Use optimized image (now much smaller - 1.7 MB vs 12.4 MB) */
@media (max-width: 768px) {
    .topo-bg::before,
    .topo-bg-dark::before {
        /* Image is now optimized, so we can use it on mobile too */
        background-size: 1200px auto; /* Slightly smaller for mobile */
    }
}

/* Tablet: Optimized image size */
@media (min-width: 769px) and (max-width: 1024px) {
    .topo-bg::before,
    .topo-bg-dark::before {
        background-size: 1600px auto;
    }
}

/* Why KEUB Section */
.why-keub-section {
    padding: var(--section-padding);
    background: var(--off-white);
}

.why-keub-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.why-keub-content p {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--slate-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.why-keub-content p:last-child {
    margin-bottom: 0;
}

/* Product Section */
.product-section {
    padding: var(--section-padding);
    background: var(--white);
}

.section-intro {
    max-width: 900px;
    margin: 0 auto 3rem;
    text-align: center;
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--slate-gray);
    line-height: 1.8;
}

.product-platform-description {
    max-width: 900px;
    margin: 4rem auto 0;
    text-align: center;
}

.product-platform-description p {
    font-size: clamp(1rem, 2vw, 1.1rem);
    color: var(--slate-gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.product-platform-description p:last-child {
    margin-bottom: 0;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.product-feature {
    text-align: center;
    padding: 2rem;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    will-change: transform;
}

.product-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: grayscale(0.3);
    transition: transform 0.4s ease, filter 0.4s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .product-feature:hover .feature-icon {
        transform: scale(1.15) rotate(3deg);
        filter: grayscale(0) drop-shadow(0 4px 12px rgba(35, 220, 125, 0.4));
    }
}

.product-feature h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-charcoal);
}

.product-feature p {
    color: var(--slate-gray);
    line-height: 1.7;
}

/* How It Works Section */
.how-it-works-section {
    padding: var(--section-padding);
    background: var(--off-white);
}

.steps-container {
    list-style: none;
    display: flex;
    justify-content: space-between;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.steps-container::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(to right, var(--primary-accent), transparent, var(--primary-accent));
    z-index: 0;
}

.step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--primary-accent);
    color: var(--dark-charcoal);
    font-size: 3rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 4px 20px rgba(35, 220, 125, 0.3);
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-charcoal);
}

.step-content p {
    color: var(--slate-gray);
    line-height: 1.7;
}

/* Experiences Section */
.experiences-section {
    padding: var(--section-padding);
    background: var(--white);
}

.experiences-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.experience-card {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: var(--white);
    will-change: transform;
}

.experience-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.experience-image {
    height: 250px;
    width: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    transition: transform 0.6s ease;
    overflow: hidden;
    will-change: transform;
    transform: translateZ(0);
    aspect-ratio: 16 / 9;
}

@media (prefers-reduced-motion: no-preference) {
    .experience-card:hover .experience-image {
        transform: scale(1.05);
    }
}

.experience-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(15, 26, 23, 0.7) 100%);
}

.experience-image.rafting {
    background-image: url('assets/images/keub-rafting.png');
    background-position: center 0%;
    /* Optimize image loading */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.experience-image.skiing {
    background-image: url('assets/images/keub-ski.png');
    background-position: center 12%;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.experience-image.beach {
    background-image: url('assets/images/keub-beach.png');
    background-position: center 0%;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Use WebP if supported (smaller file size) */
.webp-supported .experience-image.rafting {
    background-image: url('assets/images/keub-rafting.webp');
}
.webp-supported .experience-image.skiing {
    background-image: url('assets/images/keub-ski.webp');
}
.webp-supported .experience-image.beach {
    background-image: url('assets/images/keub-beach.webp');
}

.experience-image.festival {
    background: linear-gradient(135deg, #8b4c89 0%, #b86bb3 100%);
}

.experience-content {
    padding: 2rem;
}

.experience-content h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--dark-charcoal);
}

.experience-content p {
    color: var(--slate-gray);
    line-height: 1.7;
}

/* Environments Section */
.environments-section {
    padding: var(--section-padding);
    background: var(--dark-charcoal);
    color: var(--white);
}

.environments-section .section-title,
.environments-section .section-subtitle {
    color: var(--white);
}

.environments-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.environment-item {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    will-change: transform;
}

@media (prefers-reduced-motion: no-preference) {
    .environment-item:hover {
        background: rgba(35, 220, 125, 0.15);
        border-color: var(--primary-accent);
        transform: translateY(-6px) scale(1.02);
    }
}

.environment-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.environment-item h3 {
    color: var(--white);
    font-size: 1.25rem;
}

/* Operators Section */
.operators-section {
    padding: var(--section-padding);
    background: var(--white);
}

.operator-model {
    max-width: 1000px;
    margin: 0 auto 4rem;
    padding: 3rem;
    background: var(--off-white);
    border-left: 4px solid var(--primary-accent);
    border-radius: 4px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .operator-model:hover {
        transform: translateY(-4px);
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    }
}

.operator-model-title {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    margin-bottom: 2.5rem;
    text-align: center;
    color: var(--dark-charcoal);
}

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

.operator-column h4 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: var(--dark-charcoal);
    font-family: var(--font-headline);
}

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

.operator-column ul li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--slate-gray);
    line-height: 1.7;
    font-size: 1.05rem;
}

.operator-column ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-accent);
    font-weight: bold;
    font-size: 1.5rem;
}

.operator-note {
    text-align: center;
    font-size: 1.1rem;
    color: var(--slate-gray);
    font-style: italic;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(107, 124, 118, 0.2);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.benefit-item {
    padding: 2rem;
    border-left: 4px solid var(--primary-accent);
    background: var(--off-white);
    border-radius: 4px;
    transition: transform 0.3s ease;
    will-change: transform;
}

.benefit-item:hover {
    transform: translateX(5px);
}

.benefit-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--dark-charcoal);
}

.benefit-item p {
    color: var(--slate-gray);
    line-height: 1.7;
}

/* Vision Section */
.vision-section {
    padding: var(--section-padding);
    background: var(--dark-charcoal);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.vision-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(35, 220, 125, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(35, 220, 125, 0.05) 0%, transparent 50%);
}

.vision-content {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
    padding: 0 1rem;
}

.vision-headline {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    margin-bottom: 1.5rem;
    color: var(--white);
    line-height: 1.35;
    font-weight: 800;
}

.vision-support {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    color: var(--off-white);
    line-height: 1.7;
}

/* Traction Section */
.traction-section {
    padding: var(--section-padding);
    background: var(--off-white);
}

.traction-content {
    max-width: 900px;
    margin: 0 auto;
}

.traction-list {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}

.traction-list li {
    padding: 1.25rem 0;
    padding-left: 2.5rem;
    position: relative;
    color: var(--slate-gray);
    line-height: 1.8;
    font-size: clamp(1rem, 2vw, 1.15rem);
    border-bottom: 1px solid rgba(107, 124, 118, 0.1);
}

.traction-list li:last-child {
    border-bottom: none;
}

.traction-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-accent);
    font-weight: bold;
    font-size: 1.25rem;
}

/* CTA Section */
.cta-section {
    padding: var(--section-padding);
    background: linear-gradient(135deg, var(--dark-charcoal) 0%, #1a2d28 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(35, 220, 125, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(35, 220, 125, 0.1) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
    color: var(--white);
}

.cta-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    margin-bottom: 2.5rem;
    color: var(--off-white);
    line-height: 1.7;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 26, 23, 0.9);
    backdrop-filter: blur(5px);
    overflow-y: auto;
    padding: 1rem;
    box-sizing: border-box;
}

.modal[aria-hidden="false"] {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background-color: var(--white);
    margin: auto;
    padding: 3rem;
    border-radius: 12px;
    max-width: 600px;
    width: 100%;
    max-height: calc(100vh - 2rem);
    position: relative;
    animation: modalSlideIn 0.3s ease;
    overflow-y: auto;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-self: center;
    margin-top: auto;
    margin-bottom: auto;
}

@media (prefers-reduced-motion: no-preference) {
    .modal-content {
        animation: modalIn 0.4s ease;
    }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.close-modal {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    color: var(--slate-gray);
    cursor: pointer;
    transition: color 0.3s ease;
    background: none;
    border: none;
    padding: 0;
    width: auto;
    height: auto;
    line-height: 1;
}

.close-modal:hover {
    color: var(--primary-accent);
}

.close-modal:focus {
    color: var(--slate-gray);
    outline: none;
}

.close-modal:focus-visible {
    color: var(--primary-accent);
    outline: 2px solid var(--primary-accent);
    outline-offset: 4px;
    border-radius: 2px;
}

.modal-content h2 {
    margin-bottom: 2rem;
    color: var(--dark-charcoal);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    position: relative;
    min-height: 200px;
    flex: 1;
    overflow-y: auto;
}

.privacy-content {
    max-height: calc(100vh - 12rem);
    overflow-y: auto;
    padding-right: 1rem;
    flex: 1;
}

/* Smooth scrolling for modal content */
.modal-content,
.privacy-content {
    scrollbar-width: thin;
    scrollbar-color: var(--slate-gray) transparent;
}

.modal-content::-webkit-scrollbar,
.privacy-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track,
.privacy-content::-webkit-scrollbar-track {
    background: transparent;
}

.modal-content::-webkit-scrollbar-thumb,
.privacy-content::-webkit-scrollbar-thumb {
    background-color: var(--slate-gray);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover,
.privacy-content::-webkit-scrollbar-thumb:hover {
    background-color: var(--dark-charcoal);
}

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

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-charcoal);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid #e0e0e0;
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: 2px solid var(--primary-accent);
    outline-offset: 2px;
    border-color: var(--primary-accent);
}

.form-group textarea {
    resize: vertical;
}

.required {
    color: var(--primary-accent);
}

.error-message {
    display: block;
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    min-height: 1.25rem;
}

.help-text {
    display: block;
    color: var(--slate-gray);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Footer */
.footer {
    background: var(--dark-charcoal);
    color: var(--off-white);
    padding: 4rem 0 2rem;
}

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

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

.footer-team ul li {
    margin-bottom: 0.75rem;
    color: var(--slate-gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand .logo img {
    height: 35px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
}

.footer-brand p {
    color: var(--slate-gray);
    font-size: 0.95rem;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

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

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--slate-gray);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-column a:hover {
    color: var(--primary-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--slate-gray);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(15, 26, 23, 0.98);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .steps-container {
        flex-direction: column;
        gap: 3rem;
    }

    .steps-container::before {
        display: none;
    }

    .step-number {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .operator-columns {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .operator-model {
        padding: 2rem 1.5rem;
    }

    :root {
        --section-padding: 80px 0;
    }
}

@media (max-width: 640px) {
    .hero-carousel-btn {
        display: none;
    }
    .hero-headline {
        font-size: 2.5rem;
    }

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

    .product-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

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

    .environments-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .modal-content {
        padding: 2rem 1.5rem;
        max-height: calc(100vh - 1rem);
        margin: 0.5rem auto;
    }
    
    .modal {
        padding: 0.5rem;
    }
}

/* Tablet adjustments */
@media (min-width: 641px) and (max-width: 968px) {
    .modal-content {
        max-height: calc(100vh - 2rem);
        padding: 2.5rem;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    .modal-content {
        padding: 1.5rem 1rem;
        max-height: calc(100vh - 1rem);
        border-radius: 8px;
    }
    
    .modal {
        padding: 0.5rem;
    }
    
    .close-modal {
        right: 1rem;
        top: 1rem;
        font-size: 1.75rem;
    }
    
    .privacy-content {
        max-height: calc(100vh - 8rem);
        padding-right: 0.5rem;
    }
}

/* Smooth Animations - Consolidated */
@media (prefers-reduced-motion: no-preference) {
    /* Base animation class for fade-in-up effect */
    .fade-in-up {
        opacity: 0;
        animation: fadeInUp 0.6s ease forwards;
    }

    /* Product features with staggered delays */
    .product-feature.fade-in-up:nth-child(1) { animation-delay: 0.1s; }
    .product-feature.fade-in-up:nth-child(2) { animation-delay: 0.2s; }
    .product-feature.fade-in-up:nth-child(3) { animation-delay: 0.3s; }
    .product-feature.fade-in-up:nth-child(4) { animation-delay: 0.4s; }
    .product-feature.fade-in-up:nth-child(5) { animation-delay: 0.5s; }
    .product-feature.fade-in-up:nth-child(6) { animation-delay: 0.6s; }

    /* Legacy selectors for backward compatibility */
    .product-feature,
    .experience-card,
    .environment-item,
    .benefit-item,
    .why-keub-content p,
    .section-intro,
    .product-platform-description p,
    .operator-model,
    .vision-content,
    .traction-list li {
        opacity: 0;
        animation: fadeInUp 0.6s ease forwards;
    }

    /* Staggered delays for specific elements */
    .product-feature:nth-child(1) { animation-delay: 0.1s; }
    .product-feature:nth-child(2) { animation-delay: 0.2s; }
    .product-feature:nth-child(3) { animation-delay: 0.3s; }
    .product-feature:nth-child(4) { animation-delay: 0.4s; }
    .product-feature:nth-child(5) { animation-delay: 0.5s; }
    .product-feature:nth-child(6) { animation-delay: 0.6s; }
    .why-keub-content p:nth-child(1) { animation-delay: 0.1s; }
    .why-keub-content p:nth-child(2) { animation-delay: 0.2s; }
    .section-intro { animation-delay: 0.2s; }
    .product-platform-description p:nth-child(1) { animation-delay: 0.1s; }
    .product-platform-description p:nth-child(2) { animation-delay: 0.2s; }
    .operator-model { animation-delay: 0.1s; }
    .vision-content { animation-delay: 0.1s; }
    .traction-list li:nth-child(1) { animation-delay: 0.1s; }
    .traction-list li:nth-child(2) { animation-delay: 0.2s; }
    .traction-list li:nth-child(3) { animation-delay: 0.3s; }
    .traction-list li:nth-child(4) { animation-delay: 0.4s; }
}

@media (prefers-reduced-motion: reduce) {
    .hero-slide {
        transition: none;
    }
}

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

/* Print Styles */
@media print {
    /* Reset print-specific styles */
    * {
        background: transparent !important;
        color: #000 !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }

    /* Hide non-essential elements */
    .navbar,
    .mobile-menu-toggle,
    .scroll-indicator,
    .btn,
    .modal,
    footer {
        display: none !important;
    }

    /* Page setup */
    @page {
        margin: 2cm;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }

    /* Typography for print */
    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
        color: #000;
    }

    h1 { font-size: 24pt; }
    h2 { font-size: 20pt; }
    h3 { font-size: 16pt; }

    /* Links */
    a {
        text-decoration: underline;
        color: #000;
    }

    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 10pt;
        color: #666;
    }

    /* Images */
    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }

    /* Sections */
    section {
        page-break-inside: avoid;
    }

    /* Containers */
    .container {
        max-width: 100%;
        padding: 0;
    }

    /* Hero section - simplify for print */
    .hero {
        height: auto;
        min-height: auto;
        padding: 2rem 0;
        page-break-after: always;
    }

    .hero-headline {
        font-size: 24pt;
        margin-bottom: 1rem;
    }

    /* Prevent page breaks inside important elements */
    .product-feature,
    .experience-card,
    .benefit-item {
        page-break-inside: avoid;
    }

    /* Show URLs for links */
    .nav-links a:after {
        content: "";
    }
}