/**
 * KeulTech Site Setup - Frontend CSS
 * Based on original keultech_haupt.html design
 * Version: 1.1.0
 */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');

/* ============================================
   Base
   ============================================ */
.kt-page { font-family: 'DM Sans', sans-serif; color: #374151; line-height: 1.6; }
.kt-page * { box-sizing: border-box; margin: 0; padding: 0; }

/* ============================================
   Header
   ============================================ */
.keultech-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid #e5e7eb;
    transition: 0.3s ease;
}

.keultech-header.scrolled {
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.keultech-header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.keultech-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-family: 'DM Sans', sans-serif;
    font-size: 1.3rem;
    color: #111827;
}

.keultech-logo-icon { font-size: 1.4rem; }
.keultech-logo-text { font-weight: 400; }
.keultech-logo-text strong { font-weight: 700; color: #1a56db; }

.keultech-nav {
    display: flex;
    align-items: center;
    gap: 28px;
}

.keultech-nav a {
    color: #6b7280;
    text-decoration: none;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    transition: 0.3s ease;
}

.keultech-nav a:hover { color: #1a56db; }

.keultech-nav-cta {
    background: #1a56db !important;
    color: #fff !important;
    padding: 9px 18px !important;
    border-radius: 10px !important;
    font-weight: 600 !important;
}

.keultech-nav-cta:hover {
    background: #1e40af !important;
}

/* Mobile-only elements */
.keultech-mobile-only { display: none !important; }

/* Burger Menu */
.keultech-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.keultech-burger span {
    width: 22px;
    height: 2px;
    background: #374151;
    transition: 0.3s ease;
    border-radius: 2px;
}

.keultech-burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.keultech-burger.active span:nth-child(2) { opacity: 0; }
.keultech-burger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============================================
   Hero Section — LIGHT design
   ============================================ */
.kt-hero {
    background: linear-gradient(180deg, #f3f4f6 0%, #fff 100%);
    padding: 130px 30px 60px;
}

.kt-hero-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.kt-hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    color: #92400e;
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.kt-hero-title {
    font-family: 'Instrument Serif', serif;
    font-size: 44px;
    color: #111827;
    line-height: 1.15;
    margin-bottom: 20px;
    font-weight: 400;
}

.kt-hero-title em,
.kt-hero-highlight {
    color: #1a56db;
    font-style: italic;
}

.kt-hero-subtitle {
    font-size: 17px;
    color: #6b7280;
    margin-bottom: 25px;
}

.kt-hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* Trust Card (right side of hero) */
.kt-hero-card {
    background: #fff;
    border-radius: 20px;
    padding: 35px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
}

.kt-hero-card-title {
    font-family: 'Instrument Serif', serif;
    font-size: 22px;
    color: #111827;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e5e7eb;
}

.kt-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
}

.kt-stat-num {
    font-family: 'Instrument Serif', serif;
    font-size: 32px;
    color: #111827;
}

.kt-stat-label {
    font-size: 13px;
    color: #6b7280;
}

/* NFCQR Promo in hero card */
.kt-nfcqr-promo {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    gap: 12px;
}

.kt-nfcqr-promo-badge {
    display: inline-block;
    background: linear-gradient(135deg, #dcfce7, #bbf7d0);
    color: #166534;
    padding: 4px 10px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    animation: kt-pulse 2s infinite;
}

@keyframes kt-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.kt-nfcqr-promo a {
    font-family: 'DM Sans', sans-serif;
    font-size: 14px;
    color: #1a56db;
    text-decoration: none;
    font-weight: 600;
}

.kt-nfcqr-promo a:hover { text-decoration: underline; }

/* ============================================
   Buttons
   ============================================ */
.kt-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    border-radius: 10px;
    font-family: 'DM Sans', sans-serif;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: 0.3s ease;
    border: none;
    cursor: pointer;
}

.kt-btn-primary { background: #1a56db; color: #fff; }
.kt-btn-primary:hover { background: #1e40af; color: #fff; }
.kt-btn-secondary { background: #fff; color: #374151; border: 2px solid #d1d5db; }
.kt-btn-secondary:hover { border-color: #1a56db; color: #1a56db; }
.kt-btn-lg { padding: 16px 28px; font-size: 17px; }

/* ============================================
   Shop Banner
   ============================================ */
.kt-shop-banner {
    background: linear-gradient(135deg, #1a56db 0%, #1e40af 100%);
    padding: 18px 20px;
}
.kt-shop-banner-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.kt-shop-banner-content {
    display: flex;
    align-items: center;
    gap: 14px;
    color: #fff;
}
.kt-shop-badge {
    background: #fbbf24;
    color: #1a1a1a;
    font-weight: 700;
    font-size: 0.8rem;
    padding: 4px 10px;
    border-radius: 20px;
    white-space: nowrap;
    animation: kt-pulse-badge 2s ease-in-out infinite;
}
@keyframes kt-pulse-badge {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.08); }
}
.kt-shop-banner-text {
    font-size: 1rem;
    line-height: 1.4;
}
.kt-shop-btn {
    white-space: nowrap;
    background: #fff !important;
    color: #1a56db !important;
    font-weight: 700;
    border: none;
}
.kt-shop-btn:hover {
    background: #f0f4ff !important;
    transform: translateY(-1px);
}
@media (max-width: 768px) {
    .kt-shop-banner-inner { flex-direction: column; text-align: center; }
    .kt-shop-banner-content { flex-direction: column; }
}

/* ============================================
   Remote Support
   ============================================ */
.kt-remote {
    background: #111827;
    padding: 35px 30px;
}

.kt-remote-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 25px;
}

.kt-remote h2 {
    font-family: 'Instrument Serif', serif;
    font-size: 26px;
    color: #fff;
    font-weight: 400;
}

.kt-remote p {
    color: #9ca3af;
    font-size: 15px;
}

.kt-remote-buttons {
    display: flex;
    gap: 12px;
}

.kt-remote-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 22px;
    background: #1f2937;
    border: 1px solid #374151;
    border-radius: 10px;
    color: #fff;
    text-decoration: none;
    font-family: 'DM Sans', sans-serif;
    font-weight: 500;
    font-size: 15px;
    transition: 0.3s ease;
}

.kt-remote-btn:hover {
    background: #374151;
    color: #fff;
}

/* ============================================
   Section Headers
   ============================================ */
.kt-section-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.kt-section-header {
    text-align: center;
    margin-bottom: 45px;
}

.kt-label {
    color: #1a56db;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.kt-section-title {
    font-family: 'Instrument Serif', serif;
    font-size: 34px;
    color: #111827;
    margin: 10px 0;
    font-weight: 400;
}

.kt-section-sub {
    color: #6b7280;
    font-size: 17px;
}

/* ============================================
   Services
   ============================================ */
.kt-services {
    background: #fff;
    padding: 70px 30px;
}

.kt-services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.kt-service-card {
    background: #f3f4f6;
    border-radius: 12px;
    padding: 28px;
    transition: 0.3s ease;
}

.kt-service-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}

.kt-service-icon {
    width: 48px;
    height: 48px;
    background: #1a56db;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 22px;
    margin-bottom: 18px;
}

.kt-service-card h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 20px;
    color: #111827;
    margin-bottom: 10px;
    font-weight: 400;
}

.kt-service-card p {
    color: #6b7280;
    font-size: 14px;
    line-height: 1.6;
}

/* ============================================
   Pricing
   ============================================ */
.kt-pricing {
    background: #f3f4f6;
    padding: 70px 30px;
}

.kt-pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 30px;
}

.kt-pricing-card {
    background: #fff;
    border-radius: 16px;
    padding: 35px;
    text-align: center;
    transition: 0.3s ease;
    border: 2px solid #1a56db;
}

.kt-pricing-card:hover {
    box-shadow: 0 10px 30px rgba(26,86,219,0.15);
    animation: kt-wobble 0.5s ease;
}

@keyframes kt-wobble {
    0% { transform: rotate(0deg); }
    15% { transform: rotate(-1.5deg); }
    30% { transform: rotate(1deg); }
    45% { transform: rotate(-0.5deg); }
    60% { transform: rotate(0.3deg); }
    100% { transform: rotate(0deg); }
}

.kt-pricing-featured {
    border: 2px solid #1a56db;
    position: relative;
}

.kt-pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #1a56db;
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 50px;
}

.kt-pricing-card h3,
.kt-pricing-header h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 22px;
    color: #111827;
    font-weight: 400;
}

.kt-pricing-card .kt-pricing-desc,
.kt-pricing-header p {
    color: #6b7280;
    font-size: 14px;
    margin: 8px 0 20px;
}

.kt-pricing-price {
    margin-bottom: 0;
}

.kt-price-amount {
    font-family: 'Instrument Serif', serif;
    font-size: 40px;
    color: #111827;
}

.kt-price-unit {
    display: block;
    color: #6b7280;
    font-size: 14px;
}

.kt-pricing-features {
    list-style: none;
    text-align: left;
    margin-top: 25px;
    padding: 25px 0 0;
    border-top: 1px solid #e5e7eb;
}

.kt-pricing-features li {
    padding: 10px 0;
    color: #374151;
    font-size: 14px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.kt-pricing-features li::before {
    content: '✓';
    color: #1a56db;
    font-weight: 700;
}

.kt-pricing-note {
    text-align: center;
    color: #6b7280;
    font-size: 14px;
    margin-top: 30px;
}

/* ============================================
   About
   ============================================ */
.kt-about {
    background: #fff;
    padding: 70px 30px;
}

.kt-about-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 50px;
    align-items: center;
}

.kt-about-map {
    background: #f3f4f6;
    border-radius: 20px;
    height: 320px;
    position: relative;
    overflow: hidden;
}

.kt-about-map iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

.kt-about-map-badge {
    position: absolute;
    bottom: -15px;
    right: -15px;
    background: linear-gradient(135deg, #1a56db, #1e40af);
    color: #fff;
    padding: 22px;
    border-radius: 16px;
    text-align: center;
}

.kt-about-map-badge span {
    font-family: 'Instrument Serif', serif;
    font-size: 38px;
    display: block;
}

.kt-about-map-badge small {
    font-size: 13px;
    opacity: 0.9;
}

.kt-about-text h2 {
    font-family: 'Instrument Serif', serif;
    font-size: 32px;
    color: #111827;
    margin-bottom: 18px;
    font-weight: 400;
}

.kt-about-text p {
    color: #6b7280;
    font-size: 16px;
    margin-bottom: 15px;
    line-height: 1.7;
}

.kt-about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 22px;
}

.kt-about-feature {
    color: #374151;
    font-weight: 500;
    font-size: 14px;
}

.kt-about-feature::before {
    content: '✓ ';
    color: #1a56db;
}

/* ============================================
   Contact
   ============================================ */
.kt-contact {
    background: #111827;
    padding: 70px 30px;
}

.kt-contact-inner {
    max-width: 950px;
    margin: 0 auto;
    text-align: center;
}

.kt-contact-inner > h2 {
    font-family: 'Instrument Serif', serif;
    font-size: 34px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: 400;
}

.kt-contact-inner > p {
    color: rgba(255,255,255,0.7);
    font-size: 17px;
    margin-bottom: 40px;
}

.kt-contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.kt-contact-card {
    background: #1a56db;
    border-radius: 16px;
    padding: 28px;
    text-align: center;
}

.kt-contact-icon { font-size: 26px; }

.kt-contact-card h3 {
    color: #fff;
    font-size: 18px;
    margin: 15px 0 6px;
    font-family: 'DM Sans', sans-serif;
}

.kt-contact-card p {
    color: rgba(255,255,255,0.8);
    font-size: 13px;
    margin-bottom: 12px;
}

.kt-contact-link,
.kt-contact-card a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
}

.kt-contact-card a:hover { text-decoration: underline; }

/* ============================================
   CTA Section
   ============================================ */
.kt-cta {
    background: linear-gradient(135deg, #1a56db, #1e40af);
    padding: 60px 30px;
    text-align: center;
}

.kt-cta-inner { max-width: 700px; margin: 0 auto; }

.kt-cta h2 {
    font-family: 'Instrument Serif', serif;
    font-size: 34px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: 400;
}

.kt-cta p {
    color: rgba(255,255,255,0.85);
    font-size: 17px;
    margin-bottom: 30px;
}

.kt-cta-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.kt-cta .kt-btn-primary {
    background: #fff;
    color: #1a56db;
}

.kt-cta .kt-btn-primary:hover {
    background: #f3f4f6;
    color: #1e40af;
}

.kt-cta .kt-btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.4);
}

.kt-cta .kt-btn-outline:hover {
    border-color: #fff;
    background: rgba(255,255,255,0.1);
    color: #fff;
}

/* ============================================
   Subpage Hero (Laser, NFCQR)
   ============================================ */
.kt-hero-sub {
    background: linear-gradient(180deg, #f3f4f6 0%, #fff 100%);
    padding: 90px 30px 30px;
    text-align: center;
}

.kt-hero-sub h1 {
    font-family: 'Instrument Serif', serif;
    font-size: 42px;
    color: #111827;
    margin-bottom: 15px;
    font-weight: 400;
}

.kt-hero-sub p {
    color: #6b7280;
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
}

/* Subpage Products Grid */
.kt-products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.kt-product-card {
    background: #fff;
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    border: 1px solid #e5e7eb;
    transition: 0.3s ease;
}

.kt-product-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    border-color: #1a56db;
}

.kt-product-icon { font-size: 36px; margin-bottom: 16px; }

.kt-product-card h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 22px;
    color: #111827;
    margin-bottom: 6px;
    font-weight: 400;
}

.kt-product-card .kt-product-sub {
    color: #6b7280;
    font-size: 14px;
    margin-bottom: 16px;
}

.kt-product-list {
    list-style: none;
    text-align: center;
    padding: 0;
}

.kt-product-list li {
    padding: 6px 0;
    color: #374151;
    font-size: 14px;
}

.kt-product-list li::before {
    content: '✓ ';
    color: #1a56db;
    font-weight: 700;
}

/* NFC Highlight Box */
.kt-highlight-box {
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    border: 1px solid #93c5fd;
    border-radius: 16px;
    padding: 28px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-top: 30px;
}

.kt-highlight-box h3 {
    font-family: 'Instrument Serif', serif;
    font-size: 20px;
    color: #111827;
    font-weight: 400;
    margin-bottom: 6px;
}

.kt-highlight-box p {
    color: #6b7280;
    font-size: 14px;
}

.kt-highlight-box a {
    color: #1a56db;
    text-decoration: none;
    font-weight: 600;
}

.kt-highlight-box .kt-btn-primary {
    color: #fff !important;
    white-space: nowrap;
}

/* Use Cases Grid */
.kt-usecases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.kt-usecase {
    background: #f3f4f6;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.kt-usecase-icon { font-size: 28px; margin-bottom: 10px; }

.kt-usecase h3 {
    font-family: 'DM Sans', sans-serif;
    font-size: 15px;
    color: #374151;
    font-weight: 600;
}

/* ============================================
   Footer
   ============================================ */
.keultech-footer {
    background: #0f172a;
    padding: 50px 30px 24px;
    border-top: 1px solid #1e293b;
}

.keultech-footer-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.keultech-footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 32px;
}

.keultech-footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.2rem;
    color: #fff;
    margin-bottom: 10px;
}

.keultech-footer-col p {
    font-family: 'DM Sans', sans-serif;
    font-size: 14px;
    color: rgba(255,255,255,0.45);
    line-height: 1.6;
    margin-bottom: 6px;
}

.keultech-footer-col h4 {
    font-family: 'DM Sans', sans-serif;
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 14px;
}

.keultech-footer-col a {
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    transition: 0.3s ease;
}

.keultech-footer-col a:hover { color: #1a56db; }

.keultech-footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 20px;
    text-align: center;
}

.keultech-footer-bottom p {
    font-family: 'DM Sans', sans-serif;
    font-size: 13px;
    color: rgba(255,255,255,0.25);
}

/* ============================================
   Legal Pages
   ============================================ */
.kt-legal {
    max-width: 1100px;
    margin: 110px auto 60px;
    padding: 0 24px;
    font-family: 'DM Sans', sans-serif;
}

.kt-legal-hero {
    background: linear-gradient(180deg, #f3f4f6 0%, #fff 100%);
    padding: 90px 30px 30px;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.kt-legal-hero h1 {
    font-family: 'Instrument Serif', serif;
    font-size: 36px;
    color: #111827;
    font-weight: 400;
    margin-bottom: 8px;
}

.kt-legal-hero p {
    color: #6b7280;
    font-size: 16px;
}

.kt-legal-content {
    max-width: 1100px;
    margin: 40px auto 60px;
    padding: 0 24px;
}

.kt-legal-card {
    background: #fff;
    border-radius: 12px;
    padding: 20px 24px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 16px;
    display: flex;
    gap: 14px;
    align-items: center;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.kt-legal-card-icon { font-size: 24px; }

.kt-legal h1 { font-family: 'Instrument Serif', serif; font-size: 2rem; color: #111827; margin-bottom: 24px; font-weight: 400; }
.kt-legal h2 { font-family: 'Instrument Serif', serif; font-size: 1.3rem; color: #111827; margin-top: 28px; margin-bottom: 10px; font-weight: 400; }
.kt-legal h3 { font-size: 1rem; color: #374151; margin-top: 20px; margin-bottom: 8px; font-weight: 600; }
.kt-legal p { font-size: 15px; color: #6b7280; line-height: 1.7; margin-bottom: 10px; }
.kt-legal ul { margin: 10px 0; padding-left: 20px; }
.kt-legal li { font-size: 15px; color: #6b7280; line-height: 1.6; margin-bottom: 4px; }
.kt-legal a { color: #1a56db; }

/* Legal nav tabs */
.kt-legal-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 30px;
}

.kt-legal-nav a {
    padding: 8px 16px;
    background: #f3f4f6;
    border-radius: 8px;
    color: #374151;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: 0.3s ease;
}

.kt-legal-nav a:hover {
    background: #1a56db;
    color: #fff;
}

/* ============================================
   Mobile Responsive
   ============================================ */
@media (max-width: 900px) {
    .kt-hero-inner,
    .kt-about-inner { grid-template-columns: 1fr; }
    
    .kt-services-grid,
    .kt-pricing-grid,
    .kt-contact-grid,
    .kt-products-grid,
    .kt-usecases-grid { grid-template-columns: 1fr; }
    
    .kt-hero { padding: 110px 20px 50px; }
    .kt-hero-title { font-size: 34px; }
    
    .kt-remote-inner { flex-direction: column; text-align: center; }
    
    .keultech-nav {
        display: none;
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(255,255,255,0.98);
        flex-direction: column;
        padding: 30px 24px;
        gap: 20px;
        align-items: center;
    }
    
    .keultech-nav.active { display: flex; }
    .keultech-nav a { font-size: 1.1rem; color: #374151; }
    .keultech-burger { display: flex; }
    .keultech-mobile-only { display: inline-flex !important; }
    
    .keultech-footer-grid { grid-template-columns: 1fr; gap: 28px; }
    
    .kt-hero-sub { padding: 110px 20px 40px; }
    .kt-hero-sub h1 { font-size: 32px; }
    
    .kt-highlight-box { flex-direction: column; text-align: center; }
    
    .kt-about-map { height: 250px; }
}

@media (max-width: 480px) {
    .kt-hero-actions,
    .kt-cta-actions,
    .kt-remote-buttons { flex-direction: column; align-items: center; }
}