:root {
    --ivx-50: #E6F4FF;
    --ivx-100: #B3E0FF;
    --ivx-400: #1AA3FF;
    --ivx-600: #0077CC;
    --ivx-700: #0055AA;
    --ivx-950: #001A44;
    --surface-50: #FAFAFA;
    --surface-100: #F4F4F5;
    --surface-200: #E4E4E7;
    --surface-600: #71717A;
    --surface-700: #52525B;
    --surface-900: #18181B;
    --radius: 12px;
    --shadow: 0 4px 20px rgba(0, 26, 68, 0.08);
    --shadow-hover: 0 8px 30px rgba(0, 26, 68, 0.12);
}

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

.skip-link {
    position: absolute;
    top: -100px;
    left: 1rem;
    padding: 0.5rem 1rem;
    background: var(--ivx-600);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    z-index: 1001;
    transition: top 0.2s;
}

.skip-link:focus {
    top: 1rem;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.65;
    color: var(--surface-900);
    background: var(--surface-50);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body > header {
    background: linear-gradient(135deg, var(--ivx-950) 0%, var(--ivx-700) 100%);
    padding: 0.875rem 1.5rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1100px;
    margin: 0 auto;
}

.logo img {
    height: 40px;
    width: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    list-style: none;
    gap: 0.25rem;
}

.nav-links a {
    color: var(--ivx-50);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    background: rgba(255,255,255,0.15);
    color: white;
}

.nav-links a:focus-visible,
.faq-question:focus-visible,
.cookie-banner-btn:focus-visible,
.back-link:focus-visible {
    outline: 2px solid white;
    outline-offset: 2px;
}

.cookie-banner-btn-reject:focus-visible {
    outline-color: var(--ivx-100);
}

.lang-switcher {
    display: flex;
    gap: 0.25rem;
    margin-left: 1rem;
}

.lang-switcher a {
    padding: 0.35rem 0.6rem;
    font-size: 0.85rem;
    border-radius: 6px;
    background: rgba(255,255,255,0.1);
}

.lang-switcher a.active {
    background: white;
    color: var(--ivx-950);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--ivx-50);
    margin: 5px 0;
    transition: transform 0.3s;
}

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

main {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem 3rem;
    flex: 1;
}

#main {
    scroll-margin-top: 5rem;
}

.hero {
    text-align: center;
    padding: 4rem 0 5rem;
}

.hero-logo {
    width: 140px;
    height: auto;
    margin-bottom: 1.25rem;
    filter: drop-shadow(0 4px 12px rgba(0, 119, 204, 0.3));
}

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--ivx-950);
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 1.4rem;
    color: var(--ivx-600);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.hero-sub {
    font-size: 1rem;
    color: var(--surface-900);
    opacity: 0.85;
}

.hero-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 2.5rem;
}

.hero-link {
    padding: 0.6rem 1.25rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: 8px;
    color: var(--ivx-950);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s;
}

.hero-link:hover {
    border-color: var(--ivx-600);
    color: var(--ivx-600);
}

.hero {
    overflow: visible;
}

.hero-screens-wrap {
    width: 100%;
    margin-top: 4rem;
    padding: 2rem 0 4rem;
    overflow: visible;
    perspective: 1000px;
    perspective-origin: 50% 50%;
}

.hero-screens {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
    gap: 3rem 4rem;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
    transform-style: preserve-3d;
}

.hero-screen {
    margin: 0;
    padding: 0;
    width: min(420px, 85vw);
    flex-shrink: 0;
}

.hero-screen img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 320px;
    object-fit: contain;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 4px 6px -1px rgba(0, 26, 68, 0.08), 0 2px 4px -2px rgba(0, 26, 68, 0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.hero-screen:hover img {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 26, 68, 0.2), 0 8px 16px -8px rgba(0, 26, 68, 0.15);
}

.hero-screens-wrap {
    perspective: 1400px;
}

.hero-screen--1 {
    transform: rotateY(-6deg) rotateX(2deg);
    transform-style: preserve-3d;
}

.hero-screen--1 img {
    box-shadow: -12px 16px 40px -8px rgba(0, 26, 68, 0.2), 0 4px 6px -1px rgba(0, 26, 68, 0.08);
}

.hero-screen--1:hover img {
    transform: translateY(-6px);
}

.hero-screen--2 {
    transform: rotateY(14deg) rotateX(5deg);
    transform-style: preserve-3d;
}

.hero-screen--2 img {
    box-shadow: 12px 16px 40px -8px rgba(0, 26, 68, 0.2), 0 4px 6px -1px rgba(0, 26, 68, 0.08);
}

.hero-screen--2:hover img {
    transform: translateY(-6px);
}

@media (max-width: 768px) {
    .hero-screens-wrap {
        margin-top: 3rem;
        padding: 1.5rem 0 3rem;
    }
    .hero-screens {
        flex-direction: column;
        align-items: center;
        gap: 2.5rem;
    }
    .hero-screen {
        width: min(360px, 92vw);
    }
    .hero-screen--1,
    .hero-screen--2 {
        transform: none;
    }
    .hero-screen--1:hover,
    .hero-screen--2:hover {
        transform: translateY(0);
    }
    .hero-screen img {
        max-height: 280px;
    }
}

.page-content {
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem 0;
}

.page-content h1 {
    font-size: 1.75rem;
    color: var(--ivx-950);
    margin-bottom: 1.5rem;
}

.section {
    padding: 3.5rem 0;
}

.section-title {
    font-size: 1.75rem;
    color: var(--ivx-950);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.section p {
    margin-bottom: 1rem;
    font-size: 1.05rem;
}

.page-content--wide {
    max-width: 900px;
}

.page-content--features {
    max-width: 720px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
}

.page-content--features .back-link {
    display: inline-block;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.features-page-header {
    margin-bottom: 2.5rem;
    padding-bottom: 1.75rem;
    border-bottom: 1px solid var(--surface-200);
}

.features-page-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--surface-900);
    margin: 0 0 0.75rem 0;
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.features-intro {
    margin: 0 0 0.75rem 0;
    font-size: 1rem;
    color: var(--surface-600);
    line-height: 1.6;
}

.features-legend {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0;
    font-size: 0.85rem;
    color: var(--surface-500);
}

.features-legend-badge {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
    background: var(--ivx-200);
    flex-shrink: 0;
}

.features-block {
    margin-bottom: 2.5rem;
}

.features-block-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--ivx-950);
    margin: 0 0 1rem 0;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--surface-200);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.feature-card {
    padding: 0;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    transition: border-color 0.2s, box-shadow 0.2s;
    overflow: hidden;
}

.feature-card:hover {
    border-color: var(--surface-300);
    box-shadow: var(--shadow);
}

.feature-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.5rem 0.5rem;
    border-left: 3px solid var(--ivx-600);
    background: var(--surface-50);
}

.feature-card-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--surface-900);
    margin: 0;
}

.feature-card-desc {
    font-size: 0.95rem;
    color: var(--surface-600);
    line-height: 1.6;
    margin: 0;
    padding: 0.5rem 1.5rem 1.25rem;
}

.feature-badge {
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.6rem;
    border-radius: 4px;
    background: var(--ivx-100);
    color: var(--ivx-700);
}

.features {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature {
    position: relative;
    padding: 1.5rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: box-shadow 0.25s, transform 0.25s;
}

.feature:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.feature h3 {
    font-size: 1.1rem;
    color: var(--ivx-600);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.feature p {
    font-size: 0.95rem;
    color: var(--surface-700);
    line-height: 1.55;
    margin: 0;
}

@media (max-width: 640px) {
    .page-content--features {
        padding: 1.5rem 1rem 3rem;
    }
    .features-page-header h1 {
        font-size: 1.5rem;
    }
    .feature-card-head {
        padding: 0.75rem 1rem 0.5rem;
    }
    .feature-card-desc {
        padding: 0.5rem 1rem 1rem;
    }
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.pricing-card {
    padding: 1.75rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.pricing-card.highlight {
    border-color: var(--ivx-600);
    box-shadow: 0 4px 20px rgba(0, 119, 204, 0.15);
}

.pricing-card h3 {
    font-size: 1.15rem;
    color: var(--ivx-950);
    margin-bottom: 0.75rem;
}

.price-amount {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--ivx-600);
    margin-bottom: 1rem;
}

.price-features {
    list-style: none;
    margin-bottom: 1rem;
}

.price-features li {
    padding: 0.35rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.price-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--ivx-600);
    font-weight: 600;
}

.price-note {
    font-size: 0.9rem;
    color: var(--surface-900);
    opacity: 0.85;
    margin: 0;
}

.pricing-single {
    max-width: 420px;
    margin: 2rem auto 0;
    padding: 2rem 2.5rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.pricing-single-title {
    font-size: 1.35rem;
    color: var(--ivx-950);
    margin-bottom: 1rem;
}

.pricing-single-price-wrap {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.35rem;
    margin-bottom: 0.5rem;
}

.pricing-single-amount {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ivx-600);
}

.pricing-single-ht {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--surface-600);
}

.pricing-single-note {
    font-size: 0.95rem;
    color: var(--surface-700);
    margin-bottom: 1.25rem;
}

.pricing-single-features {
    list-style: none;
    margin-bottom: 1.75rem;
    text-align: left;
    display: inline-block;
}

.pricing-single-features li {
    padding: 0.25rem 0;
    padding-left: 1.25rem;
    position: relative;
}

.pricing-single-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--ivx-600);
    font-weight: 600;
}

.pricing-single-cta {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--ivx-600);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 8px;
    transition: background 0.2s;
}

.pricing-single-cta:hover {
    background: var(--ivx-700);
}

.download-teasers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.download-teaser {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem;
    background: linear-gradient(145deg, white 0%, var(--surface-50) 100%);
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: all 0.25s;
    box-shadow: var(--shadow);
}

.download-teaser:hover {
    border-color: var(--ivx-400);
    box-shadow: 0 8px 32px rgba(0, 119, 204, 0.15);
    transform: translateY(-4px);
}

.download-teaser-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    line-height: 1;
}

.download-teaser h3 {
    font-size: 1.2rem;
    color: var(--ivx-950);
    margin-bottom: 0.35rem;
}

.download-teaser p {
    font-size: 0.95rem;
    color: var(--surface-900);
    opacity: 0.85;
    margin-bottom: 1rem;
}

.download-teaser-cta {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--ivx-600);
}

.download-teaser:hover .download-teaser-cta {
    color: var(--ivx-700);
}

.section-intro {
    margin-bottom: 0.5rem;
}

.download-page {
    max-width: 560px;
    margin: 0 auto;
    padding: 2rem 0;
}

.download-hero {
    text-align: center;
    padding: 2.5rem 2rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.download-hero h1 {
    font-size: 1.5rem;
    color: var(--ivx-950);
    margin-bottom: 0.35rem;
}

.download-hero-desc {
    font-size: 0.95rem;
    color: var(--surface-900);
    opacity: 0.85;
    margin-bottom: 1.5rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.2s;
}

.download-btn-microsoft {
    background: var(--ivx-600);
    color: white;
}

.download-btn-microsoft:hover {
    background: var(--ivx-700);
    transform: scale(1.02);
}

.download-btn-play {
    background: #34A853;
    color: white;
}

.download-btn-play:hover {
    background: #2d9249;
    transform: scale(1.02);
}

.store-icon-lg {
    width: 28px;
    height: 28px;
}

.download-details {
    margin-top: 2rem;
    padding: 1.5rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
}

.download-details h2 {
    font-size: 1.2rem;
    color: var(--ivx-950);
    margin-bottom: 0.75rem;
}

.downloads-page {
    max-width: 560px;
    margin: 0 auto;
    padding: 2rem 0;
}

.downloads-page-title {
    font-size: 1.75rem;
    color: var(--ivx-950);
    margin-bottom: 0.5rem;
}

.downloads-page-intro {
    margin-bottom: 2rem;
}

.download-block {
    padding: 2rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}

.download-block-primary {
    background: linear-gradient(135deg, var(--ivx-950) 0%, var(--ivx-700) 100%);
    color: white;
}

.download-block-primary h2 {
    color: white;
    font-size: 1.35rem;
    margin-bottom: 0.25rem;
}

.download-block-primary .download-block-sub {
    color: var(--ivx-100);
    font-size: 0.9rem;
    margin-bottom: 1.25rem;
}

.download-block-secondary {
    background: white;
    border: 1px solid var(--surface-200);
    box-shadow: var(--shadow);
}

.download-block-secondary h2 {
    color: var(--ivx-950);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.download-block-notice {
    font-size: 0.85rem;
    color: var(--surface-600);
    margin-bottom: 0.75rem;
    padding: 0.5rem 0;
}

.download-block-sub {
    font-size: 0.9rem;
    color: var(--surface-900);
    opacity: 0.85;
    margin-bottom: 1rem;
}

.download-cta {
    display: inline-block;
    transition: opacity 0.2s, transform 0.2s;
}

.download-cta:hover {
    opacity: 0.92;
    transform: scale(1.03);
}

.download-cta-badge {
    height: 52px;
    width: auto;
    display: block;
}

.download-cta-large .download-cta-badge {
    height: 56px;
}

.download-notice {
    background: var(--surface-100);
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
}

.download-notice p {
    margin: 0;
    font-size: 0.95rem;
    color: var(--surface-700);
}

.download-notice-compat {
    margin-top: 1rem;
}

.download-block-min {
    margin: 0.75rem 0 1rem;
    font-size: 0.9rem;
    opacity: 0.95;
}

.download-block-min strong {
    font-weight: 600;
}

.downloads {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.download-card {
    display: flex;
    flex-direction: column;
    padding: 1.75rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: box-shadow 0.25s;
}

.download-card:hover {
    box-shadow: var(--shadow-hover);
}

.download-card h3 {
    font-size: 1.15rem;
    color: var(--ivx-950);
    margin-bottom: 0.25rem;
}

.download-card .desc {
    font-size: 0.9rem;
    color: var(--surface-900);
    opacity: 0.8;
    margin-bottom: 1rem;
}

.download-card .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: var(--ivx-600);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 8px;
    margin-top: auto;
    transition: background 0.2s;
}

.download-card .btn:hover {
    background: var(--ivx-700);
}

.download-card .btn.disabled {
    background: var(--surface-200);
    color: var(--surface-900);
    cursor: not-allowed;
    opacity: 0.8;
}

.store-icon {
    width: 24px;
    height: 24px;
}

.guides-grid {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.guide-item {
    display: block;
    padding: 1.25rem;
    background: white;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.guide-item:hover {
    border-color: var(--ivx-400);
    box-shadow: var(--shadow);
}

.guide-item h3 {
    font-size: 1.1rem;
    color: var(--ivx-600);
    margin-bottom: 0.35rem;
}

.guide-item p {
    font-size: 0.95rem;
    margin: 0;
    opacity: 0.9;
}

.guides-cta {
    display: inline-block;
    margin-top: 1rem;
    color: var(--ivx-600);
    font-weight: 600;
    text-decoration: none;
}

.guides-cta:hover {
    text-decoration: underline;
}

.faq-intro {
    margin-bottom: 2rem;
    color: var(--surface-700);
    font-size: 1rem;
}

.faq-sections {
    margin-top: 1.5rem;
}

.faq-section {
    margin-bottom: 2.5rem;
}

.faq-section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--ivx-600);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--ivx-100);
}

.faq-list {
    margin-top: 0;
}

.faq-item {
    margin-bottom: 0.5rem;
    border: 1px solid var(--surface-200);
    border-radius: var(--radius);
    background: white;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.faq-item:hover {
    border-color: var(--surface-600);
}

.faq-item.open {
    border-color: var(--ivx-400);
    box-shadow: 0 2px 12px rgba(0, 119, 204, 0.08);
}

.faq-question {
    width: 100%;
    padding: 1rem 1.25rem;
    text-align: left;
    background: none;
    border: none;
    font-size: 0.98rem;
    font-weight: 600;
    color: var(--ivx-950);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    transition: background 0.2s;
}

.faq-question:hover {
    background: var(--surface-50);
}

.faq-question::after {
    content: "+";
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--ivx-600);
    flex-shrink: 0;
    transition: transform 0.25s;
}

.faq-item.open .faq-question::after {
    content: "−";
}

.faq-answer {
    padding: 0 1.25rem 1.25rem;
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--surface-900);
    display: none;
}

.faq-item.open .faq-answer {
    display: block;
    padding-top: 0.5rem;
}

footer {
    text-align: center;
    padding: 2rem 1.5rem;
    color: var(--surface-700);
    font-size: 0.875rem;
    border-top: 1px solid var(--surface-200);
    margin-top: auto;
}

footer a {
    color: var(--ivx-600);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.25rem;
    margin-bottom: 0.75rem;
}

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ivx-950);
    color: white;
    padding: 1rem 1.5rem;
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
}

.cookie-banner.visible {
    display: block;
}

.cookie-banner-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.cookie-banner p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    flex: 1;
    min-width: 200px;
}

.cookie-banner-actions {
    display: flex;
    gap: 0.5rem;
    flex-shrink: 0;
}

.cookie-banner-btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

.cookie-banner-btn-accept {
    background: var(--ivx-600);
    color: white;
}

.cookie-banner-btn-accept:hover {
    background: var(--ivx-700);
}

.cookie-banner-btn-reject {
    background: transparent;
    color: var(--ivx-100);
    border: 1px solid rgba(255,255,255,0.3);
}

.cookie-banner-btn-reject:hover {
    background: rgba(255,255,255,0.1);
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        flex-direction: column;
        align-items: flex-start;
        background: var(--ivx-950);
        width: min(280px, 85vw);
        height: 100vh;
        padding: 5rem 1.5rem 2rem;
        transition: right 0.3s;
        box-shadow: -4px 0 20px rgba(0,0,0,0.2);
    }

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

    .nav-links a {
        padding: 0.75rem 0;
        font-size: 1rem;
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .lang-switcher {
        margin-left: 0;
        margin-top: 1rem;
    }

    .lang-switcher a {
        min-height: 44px;
        display: flex;
        align-items: center;
    }

    .nav-toggle {
        display: block;
        position: relative;
        z-index: 101;
        min-width: 44px;
        min-height: 44px;
    }

    .hero {
        padding: 3rem 0 4rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero-links {
        flex-direction: column;
        align-items: center;
    }

    .hero-link {
        width: 100%;
        max-width: 280px;
        text-align: center;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .tagline {
        font-size: 1.15rem;
    }

    .downloads,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .page-content, .privacy-content, .downloads-page {
        padding-left: 0;
        padding-right: 0;
    }

    .cookie-banner-inner {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .cookie-banner-actions {
        justify-content: center;
    }

    .cookie-banner-btn {
        min-height: 44px;
        padding: 0.6rem 1.25rem;
    }

    .footer-links {
        flex-direction: column;
        align-items: center;
    }
}

@media (min-width: 769px) {
    .features {
        grid-template-columns: repeat(3, 1fr);
    }
}

.privacy-content {
    max-width: 700px;
    margin: 0 auto;
}

.privacy-content h1 {
    font-size: 1.75rem;
    color: var(--ivx-950);
    margin-bottom: 0.5rem;
}

.privacy-content .privacy-subtitle {
    color: var(--surface-600);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.privacy-content h2 {
    font-size: 1.2rem;
    margin-top: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--ivx-950);
}

.privacy-content ul {
    margin: 0.5rem 0 1rem 1.5rem;
}

.privacy-content p {
    margin-bottom: 1rem;
}

.back-link {
    display: inline-block;
    margin-bottom: 1.5rem;
    color: var(--ivx-600);
    text-decoration: none;
    font-weight: 500;
}

.back-link:hover {
    text-decoration: underline;
}

.guide-page .guide-section {
    margin-bottom: 2.5rem;
}

.guide-page .guide-section h2 {
    font-size: 1.35rem;
    color: var(--ivx-950);
    margin-bottom: 0.75rem;
}

.guide-page .guide-section p, .guide-page .guide-section ol, .guide-page .guide-section ul {
    margin-bottom: 0.75rem;
}

.guide-page .guide-section ol, .guide-page .guide-section ul {
    padding-left: 1.5rem;
}

.guide-page .guide-section li {
    margin-bottom: 0.35rem;
}

.account-page { max-width: 560px; margin: 0 auto; }
.account-intro { margin-bottom: 1.5rem; color: var(--surface-700); }
.account-form label { display: block; margin-top: 1rem; margin-bottom: 0.35rem; font-weight: 600; color: var(--surface-900); }
.account-checkbox-label { display: flex; align-items: flex-start; gap: 0.5rem; margin-top: 1rem; font-weight: 500; cursor: pointer; }
.account-checkbox-label input { margin-top: 0.25rem; flex-shrink: 0; }
.account-checkbox-label span { line-height: 1.4; }
.account-form input { width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--surface-200); border-radius: var(--radius); font-size: 1rem; }
.account-form input:focus { outline: none; border-color: var(--ivx-600); box-shadow: 0 0 0 2px rgba(0, 119, 204, 0.2); }
.account-error { color: #b91c1c; margin-top: 0.75rem; }
.account-success { color: #15803d; margin-bottom: 1rem; }
.account-hint { font-size: 0.9rem; color: var(--surface-600); margin-top: 0.25rem; }
.account-switch { margin-top: 1.5rem; }
.account-switch a { color: var(--ivx-600); font-weight: 500; }
.account-forgot { margin-top: 0.75rem; font-size: 0.95rem; }
.account-forgot a { color: var(--ivx-600); }
.account-loading { margin: 1.5rem 0; }
.account-empty { color: var(--surface-600); }
.btn-primary { display: inline-block; margin-top: 1rem; padding: 0.6rem 1.25rem; background: var(--ivx-600); color: white; border: none; border-radius: var(--radius); font-weight: 600; font-size: 1rem; cursor: pointer; }
.btn-primary:hover { background: var(--ivx-700); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.dashboard-page .dashboard-section { margin-bottom: 2rem; padding-bottom: 1.5rem; border-bottom: 1px solid var(--surface-200); }
.dashboard-page .dashboard-section:last-of-type { border-bottom: none; }
.dashboard-page .dashboard-section h2 { font-size: 1.2rem; margin-bottom: 0.75rem; color: var(--ivx-950); }
.dashboard-buttons { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.dashboard-buttons .btn-primary { margin-top: 0; }
.license-keys-list { list-style: none; padding: 0; margin: 0; }
.license-key-item { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; flex-wrap: wrap; }
.license-key-item code { flex: 1; min-width: 200px; padding: 0.5rem 0.75rem; background: var(--surface-100); border-radius: 8px; font-size: 0.9rem; word-break: break-all; }
.btn-copy { padding: 0.4rem 0.75rem; background: var(--surface-200); border: none; border-radius: 8px; font-size: 0.9rem; cursor: pointer; font-weight: 500; }
.btn-copy:hover { background: var(--surface-600); color: white; }
.entitlement-expires { margin-top: 0.5rem; }

.page-dashboard { min-height: 100vh; display: flex; flex-direction: column; }
.dashboard-sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 99; }
.dashboard-sidebar-overlay.active { display: block; }
.dashboard-layout { display: flex; flex: 1; min-height: 0; }
.dashboard-sidebar { width: 240px; flex-shrink: 0; background: var(--surface-50); border-right: 1px solid var(--surface-200); display: flex; flex-direction: column; }
.dashboard-sidebar-logo { padding: 1.25rem 1.5rem; display: block; }
.dashboard-sidebar-logo img { height: 32px; width: auto; }
.dashboard-sidebar-nav { flex: 1; padding: 0.75rem 0; }
.dashboard-sidebar-item { display: flex; align-items: center; gap: 0.75rem; padding: 0.65rem 1.5rem; color: var(--surface-700); text-decoration: none; font-weight: 500; font-size: 0.95rem; transition: background 0.2s, color 0.2s; }
.dashboard-sidebar-item:hover { background: var(--surface-100); color: var(--ivx-600); }
.dashboard-sidebar-item.active { background: var(--ivx-50); color: var(--ivx-700); }
.dashboard-sidebar-icon { flex-shrink: 0; }
.dashboard-sidebar-footer { padding: 0.75rem 0; border-top: 1px solid var(--surface-200); }
.dashboard-sidebar-logout { color: var(--surface-600); }
.dashboard-sidebar-logout:hover { color: #b91c1c; background: #fef2f2; }
.dashboard-sidebar-toggle { display: none; position: fixed; top: 1rem; left: 1rem; z-index: 102; padding: 0.5rem; background: white; border: 1px solid var(--surface-200); border-radius: 8px; cursor: pointer; box-shadow: var(--shadow); }
.dashboard-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.dashboard-main-inner { flex: 1; padding: 2rem 2.5rem 3rem; max-width: 960px; margin: 0 auto; width: 100%; min-width: 0; }
.dashboard-footer { padding: 1.5rem 2rem; border-top: 1px solid var(--surface-200); background: var(--surface-50); }
.dashboard-footer .footer-links { display: flex; gap: 1.5rem; margin-bottom: 0.5rem; }
.dashboard-footer .footer-links a { color: var(--surface-600); text-decoration: none; font-size: 0.9rem; }
.dashboard-footer .footer-links a:hover { color: var(--ivx-600); }
.dashboard-footer p { margin: 0; font-size: 0.85rem; color: var(--surface-600); }
.dashboard-loading { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem; padding: 3rem; color: var(--surface-600); min-height: 200px; }
.dashboard-loading[hidden] { display: none !important; min-height: 0; padding: 0; }
.dashboard-loading-spinner { width: 36px; height: 36px; border: 3px solid var(--surface-200); border-top-color: var(--ivx-600); border-radius: 50%; animation: dashboard-spin 0.8s linear infinite; }
@keyframes dashboard-spin { to { transform: rotate(360deg); } }
.dashboard-loading p { font-size: 0.9rem; margin: 0; }
.dashboard-error { padding: 1rem 1.25rem; background: #fef2f2; border: 1px solid #fecaca; border-radius: var(--radius); color: #b91c1c; margin-bottom: 1.5rem; }
.dashboard-banner { padding: 1rem 1.25rem; border-radius: var(--radius); margin-bottom: 1.5rem; font-weight: 500; }
.dashboard-banner-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; }
.dashboard-content { animation: dashboard-fade 0.25s ease; }
@keyframes dashboard-fade { from { opacity: 0; } to { opacity: 1; } }
.dashboard-header { margin-bottom: 1.25rem; }
.dashboard-title { font-size: 1.75rem; font-weight: 800; color: var(--surface-900); margin: 0 0 0.25rem 0; letter-spacing: -0.02em; }
.dashboard-header-sub { font-size: 0.95rem; color: var(--surface-600); margin: 0; }
.dashboard-tabs { display: flex; gap: 0; border-bottom: 2px solid var(--surface-200); margin-bottom: 1.5rem; }
.dashboard-tab { padding: 0.75rem 1.25rem; font-size: 0.95rem; font-weight: 600; color: var(--surface-600); background: none; border: none; border-bottom: 3px solid transparent; margin-bottom: -2px; cursor: pointer; transition: color 0.2s, border-color 0.2s; }
.dashboard-tab:hover { color: var(--ivx-600); }
.dashboard-tab.active { color: var(--ivx-600); border-bottom-color: var(--ivx-600); }
.dashboard-panel { display: none; }
.dashboard-panel.active { display: block; }
.dashboard-overview-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.dashboard-licenses-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; margin-bottom: 1.25rem; }
.dashboard-card { background: white; border: 1px solid var(--surface-200); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.35rem 1.5rem; transition: box-shadow 0.2s, border-color 0.2s; }
.dashboard-card:hover { box-shadow: var(--shadow-hover); border-color: var(--surface-600); }
.dashboard-card-title { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--surface-600); margin: 0 0 1rem 0; }
.dashboard-card-desc { font-size: 0.9rem; color: var(--surface-600); margin: 0 0 1rem 0; line-height: 1.5; }
.dashboard-card-cta { background: linear-gradient(135deg, var(--ivx-950) 0%, var(--ivx-700) 100%); border: none; color: white; }
.dashboard-card-cta:hover { border: none; }
.dashboard-card-cta .dashboard-card-title { color: var(--ivx-100); }
.dashboard-summary-tier { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.dashboard-quick-list { list-style: none; padding: 0; margin: 0; }
.dashboard-quick-list li { margin-bottom: 0.5rem; }
.dashboard-quick-link { display: block; width: 100%; padding: 0.6rem 0.75rem; text-align: left; font-size: 0.95rem; font-weight: 500; color: var(--ivx-600); background: var(--surface-50); border: 1px solid var(--surface-200); border-radius: 8px; cursor: pointer; transition: background 0.2s, border-color 0.2s; }
.dashboard-quick-link:hover { background: var(--ivx-50); border-color: var(--ivx-400); }
.dashboard-entitlement { display: flex; flex-direction: column; gap: 0.75rem; }
.dashboard-tier-row { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.dashboard-label { font-size: 0.8rem; color: var(--surface-600); }
.dashboard-meta-value { font-size: 0.95rem; color: var(--surface-900); }
.dashboard-meta-row { display: flex; flex-direction: column; gap: 0.2rem; }
.dashboard-meta-row-expires { margin-top: 0.25rem; }
.dashboard-tier-badge { display: inline-block; padding: 0.35rem 0.75rem; border-radius: 999px; font-size: 0.8rem; font-weight: 600; }
.dashboard-tier-badge--trial { background: var(--surface-100); color: var(--surface-700); }
.dashboard-tier-badge--onetime { background: #dbeafe; color: var(--ivx-700); }
.dashboard-tier-badge--full { background: #d1fae5; color: #047857; }
.dashboard-licenses-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.dashboard-license-item { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem 1rem; padding: 0.6rem 0.9rem; background: var(--surface-50); border-radius: 8px; font-size: 0.9rem; }
.dashboard-license-item--empty { color: var(--surface-600); font-style: italic; }
.dashboard-license-item--active { border-left: 3px solid var(--ivx-600); }
.dashboard-license-item--expired { border-left: 3px solid var(--surface-600); opacity: 0.85; }
.dashboard-license-type { font-weight: 600; color: var(--surface-900); }
.dashboard-license-status { font-size: 0.8rem; padding: 0.2rem 0.5rem; border-radius: 6px; background: white; color: var(--surface-600); }
.dashboard-license-item--active .dashboard-license-status { background: #dcfce7; color: #166534; }
.dashboard-license-exp { font-size: 0.85rem; color: var(--surface-600); margin-left: auto; }
.dashboard-license-invoice { margin-left: auto; font-size: 0.85rem; padding: 0.25rem 0.6rem; background: var(--ivx-600); color: white; border: none; border-radius: 6px; cursor: pointer; white-space: nowrap; }
.dashboard-license-invoice:hover { background: var(--ivx-700); }
.dashboard-form-radio-group { display: flex; gap: 1rem; margin-bottom: 0.75rem; }
.dashboard-form-radio { display: inline-flex; align-items: center; gap: 0.4rem; cursor: pointer; font-weight: 500; }
.dashboard-form-radio input { margin: 0; }
.dashboard-billing-pro-fields { margin-bottom: 0.75rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--surface-200); }
.dashboard-billing-pro-fields:not([hidden]) { display: block; }
.dashboard-keys-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.75rem; }
.dashboard-key-item { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.dashboard-key-code { flex: 1; min-width: 180px; padding: 0.65rem 1rem; background: var(--surface-100); border: 1px solid var(--surface-200); border-radius: 8px; font-size: 0.85rem; font-family: ui-monospace, monospace; word-break: break-all; }
.dashboard-key-copy { padding: 0.5rem 1rem; background: var(--surface-200); border: none; border-radius: 8px; font-size: 0.875rem; font-weight: 600; cursor: pointer; color: var(--surface-900); transition: background 0.2s, color 0.2s; }
.dashboard-key-copy:hover { background: var(--ivx-600); color: white; }
.dashboard-empty { font-size: 0.9rem; color: var(--surface-600); margin: 0; font-style: italic; }
.dashboard-cta-buttons { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 0.5rem; }
.dashboard-cta-btn { padding: 0.85rem 1.75rem; border-radius: 10px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: transform 0.2s, box-shadow 0.2s; border: none; }
.dashboard-cta-btn-primary { background: white; color: var(--ivx-700); }
.dashboard-cta-btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(0,0,0,0.15); }
.dashboard-cta-btn-secondary { background: rgba(255,255,255,0.15); color: white; border: 2px solid rgba(255,255,255,0.5); }
.dashboard-cta-btn-secondary:hover { background: rgba(255,255,255,0.25); border-color: white; transform: translateY(-1px); }
.dashboard-card-profile-edit { grid-column: 1 / -1; margin-bottom: 1.5rem; }
.dashboard-profile-form { display: block; }
.dashboard-profile-form-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem 2rem; margin-bottom: 1.25rem; }
.dashboard-profile-form-block { min-width: 0; }
.dashboard-form-block-title { font-size: 0.9rem; font-weight: 600; color: var(--ivx-950); margin: 0 0 0.75rem 0; }
.dashboard-form-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--surface-600); margin-bottom: 0.35rem; }
.dashboard-form-input { width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--surface-200); border-radius: 8px; font-size: 0.95rem; margin-bottom: 0.9rem; background: #fff; color: var(--surface-900); }
.dashboard-form-input:focus { outline: none; border-color: var(--ivx-600); box-shadow: 0 0 0 2px rgba(0, 119, 204, 0.2); }
.dashboard-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.dashboard-form-group { margin-bottom: 0; }
.dashboard-form-group .dashboard-form-input { margin-bottom: 0; }
.dashboard-form-group .dashboard-form-label { margin-bottom: 0.35rem; }
.dashboard-btn-save { padding: 0.6rem 1.25rem; background: var(--ivx-600); color: white; border: none; border-radius: 8px; font-weight: 600; font-size: 0.95rem; cursor: pointer; }
.dashboard-btn-save:hover { background: var(--ivx-700); }
.dashboard-btn-save:disabled { opacity: 0.6; cursor: not-allowed; }
.dashboard-btn-secondary { padding: 0.6rem 1.25rem; background: var(--surface-200); color: var(--surface-900); border: none; border-radius: 8px; font-weight: 600; font-size: 0.95rem; cursor: pointer; }
.dashboard-btn-secondary:hover { background: var(--surface-300); }
.dashboard-modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.dashboard-modal[hidden] { display: none; }
.dashboard-modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.dashboard-modal-box { position: relative; background: white; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,0.2); max-width: 480px; width: 100%; max-height: 90vh; overflow-y: auto; padding: 1.5rem; }
.dashboard-modal-title { font-size: 1.25rem; font-weight: 700; color: var(--surface-900); margin: 0 0 0.5rem 0; }
.dashboard-modal-desc { font-size: 0.9rem; color: var(--surface-600); margin: 0 0 1.25rem 0; }
.dashboard-checkout-billing-form .dashboard-form-input { margin-bottom: 0.75rem; }
.dashboard-checkout-billing-form .dashboard-form-label { margin-top: 0.5rem; margin-bottom: 0.35rem; }
.dashboard-checkout-billing-form .dashboard-form-label:first-of-type { margin-top: 0; }
.dashboard-modal-actions { display: flex; gap: 0.75rem; justify-content: flex-end; margin-top: 1.25rem; }
.dashboard-save-status { font-size: 0.9rem; margin: 0 0 0.75rem 0; }
.dashboard-save-status--success { color: #15803d; }
.dashboard-save-status--error { color: #b91c1c; }
@media (max-width: 768px) {
  .dashboard-sidebar { position: fixed; top: 0; left: 0; bottom: 0; width: 220px; z-index: 101; transform: translateX(-100%); transition: transform 0.2s; box-shadow: 4px 0 12px rgba(0,0,0,0.08); }
  .dashboard-sidebar.open { transform: translateX(0); }
  .dashboard-sidebar-toggle { display: block; }
  .dashboard-main-inner { padding-top: 4rem; }
  .dashboard-overview-grid, .dashboard-licenses-grid { grid-template-columns: 1fr; }
  .dashboard-profile-form-cols { grid-template-columns: 1fr; }
  .dashboard-form-row { grid-template-columns: 1fr; }
  .dashboard-cta-buttons { flex-direction: column; }
  .dashboard-cta-btn { width: 100%; }
}