body {
    font-family: var(--body-font), sans-serif;
    color: hsl(var(--gray-900));
    background: hsl(var(--light-50));
    margin: 0;
    line-height: 1.75;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.navbar {
    position: sticky;
    background: linear-gradient(135deg,
            #ffffff,
            #f5f9ff);
    backdrop-filter: blur(10px);
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-left: auto;
}

.desktop-nav a {
    text-decoration: none;
    color: hsl(var(--gray-700));
    font-weight: 500;
}

@media (max-width: 991.98px) {

    .desktop-nav {
        display: none;
    }

    .navbar-toggler {
        display: flex;
    }

}

@media (min-width: 992px) {

    .navbar-toggler,
    .mobile-nav,
    .mobile-nav-overlay {
        display: none !important;
    }

}

.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, .45);

    opacity: 0;
    visibility: hidden;

    transition: .3s;
    z-index: 1040;
}

.mobile-nav-overlay.show {
    opacity: 1;
    visibility: visible;
}

@media (min-width: 768px) {

    .mobile-nav,
    .mobile-nav-overlay {
        display: none;
    }
}

.navbar-content {
    max-width: 1180px;
    margin: 0 auto;
    padding: 1rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: nowrap;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: hsl(var(--main-900));
    transition: transform 0.2s ease, color 0.3s ease;
    flex-shrink: 0;
    order: 0;
    margin-right: auto;
}

.navbar-brand:hover {
    transform: translateY(-2px);
}

.navbar-brand-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    min-height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, hsl(var(--main-600)), hsl(var(--main-two-600)));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: hsl(var(--white));
    font-size: 0.95rem;
    transition: background 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 10px 25px rgba(52, 115, 255, 0.14);
    border: 1px solid hsla(219, 94%, 65%, 0.18);
}

.navbar-brand-icon i {
    font-size: 1.1rem;
    line-height: 1;
}

.navbar-brand-text {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.navbar-brand-title {
    font-weight: 800;
    letter-spacing: 0.12em;
    font-size: 1rem;
    margin: 0;
    color: hsl(var(--main-900));
    transition: color 0.3s ease;
}

.navbar-brand-subtitle {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: hsl(var(--gray-500));
    text-transform: uppercase;
    font-weight: 600;
    margin: 0;
    transition: color 0.3s ease;
}

.hamburger-menu {
    display: none;
    cursor: pointer;
    border: 1px solid hsl(var(--gray-200));
    border-radius: 0.85rem;
    padding: 0.7rem;
    margin: 0;
    order: 3;
    flex-shrink: 0;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.hamburger-menu i {
    font-size: 1.2rem;
    color: hsl(var(--main-900));
    transition: transform 0.25s ease, color 0.25s ease;
}

.hamburger-menu.active i {
    color: hsl(var(--main-700));
}

.hamburger-menu.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.hamburger-menu.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-left: auto;
}

.navbar-nav a {
    text-decoration: none;
    color: hsl(var(--gray-700));
    font-weight: 500;
    transition: .3s;
}

.navbar-nav a:hover {
    color: hsl(var(--main-600));
}

.navbar-nav a {
    position: relative;
    color: hsl(var(--gray-700));
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
    white-space: nowrap;
}

.navbar-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, hsl(var(--main-600)), hsl(var(--main-two-600)));
    transition: width 0.3s ease;
}

.navbar-nav a:hover {
    color: hsl(var(--main-700));
}

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

.theme-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: 1px solid hsl(var(--gray-200));
    background: hsl(var(--white));
    color: hsl(var(--main-900));
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.25s ease;
    order: 3;
}

.theme-toggle-btn:hover {
    background: hsl(var(--main-50));
}

.theme-toggle-btn i {
    line-height: 1;
    font-size: 1.1rem;
}

.page-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 1.25rem;
}

.section {
    padding: 4rem 0;
    border-bottom: 1px solid hsl(var(--gray-100));
    transition: border-color 0.3s ease;
}

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

.section h3 {
    font-size: clamp(1.5rem, 2vw, 2rem);
}

.section p {
    font-size: clamp(1rem, 1.1vw, 1.125rem);
}

.section:last-child {
    border-bottom: none;
}

.section h2,
.section h3,
.section h4 {
    margin: 0 0 1rem;
    font-family: var(--heading-font), sans-serif;
    color: hsl(var(--main-900));
    transition: color 0.3s ease;
}

.section h2 {
    font-size: clamp(2rem, 2.5vw, 3rem);
}

.section h3 {
    font-size: clamp(1.5rem, 2vw, 2rem);
}

.section h4 {
    font-size: clamp(1.15rem, 1.15vw, 1.35rem);
}

.hero {
    display: grid;
    gap: 2rem;
    align-items: center;
    grid-template-columns: minmax(0, 1fr);
    background: linear-gradient(135deg, #ecf2fe 50%, #e0e7ff 100%);
    border-radius: 2rem;
    padding: clamp(1.5rem, 4vw, 3rem);
    box-shadow: 0 30px 80px rgba(20, 35, 80, 0.09);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.hero::before {
    content: '';
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: rgba(69, 142, 255, 0.16);
    top: -80px;
    right: -80px;
    filter: blur(36px);
    transition: background 0.3s ease;
}

.hero-copy {
    max-width: 680px;
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: hsl(var(--main-700));
    transition: color 0.3s ease;
}

.hero-copy p {
    font-size: 1.125rem;
    color: hsl(var(--gray-700));
    margin: 1.5rem 0;
    transition: color 0.3s ease;
}

.hero-copy h2 {
    font-size: clamp(2rem, 5vw, 4.25rem);
    line-height: 1.1;
    color: hsl(var(--main-900));
    margin-bottom: 1rem;
    transition: color 0.3s ease;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 500px) {
    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn-primary,
    .hero-actions .btn-secondary {
        width: 100%;
    }
}

.hero-panel {
    position: relative;
    z-index: 1;
    background: hsl(var(--light-50));
    border: 1px solid hsl(var(--gray-100));
    border-radius: clamp(1rem, 2vw, 1.75rem);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: clamp(250px, 60vw, 400px);
    transition: all 0.3s ease;
}

.hero-panel img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-panel-placeholder {
    text-align: center;
    color: hsl(var(--gray-500));
    font-size: 0.95rem;
    padding: 2rem;
    transition: color 0.3s ease;
}

.btn-primary,
.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    padding: clamp(0.85rem, 2vw, 0.95rem) clamp(1.25rem, 4vw, 1.75rem);
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid transparent;
    font-size: clamp(0.9rem, 1vw, 1rem);
}

.btn-primary {
    background: hsl(var(--main-h), var(--main-s), 50%);
    color: hsl(var(--white)) !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(52, 115, 255, 0.16);
}

.btn-secondary {
    background: hsl(var(--white));
    color: hsl(var(--main-900));
    border-color: hsl(var(--gray-200));
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(15, 20, 30, 0.08);
}

.split-grid {
    display: grid;
    gap: 1.5rem;
}

.split-grid.columns-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.split-grid.columns-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
    background: hsl(var(--main-50));
    border: 1px solid hsl(var(--gray-100));
    border-radius: 1.25rem;
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(20, 35, 80, 0.08), 0 20px 60px rgba(52, 115, 255, 0.10);
    transition: all 0.3s ease;
}

.card h4 {
    margin-bottom: 0.75rem;
}

.list-check {
    list-style: none;
    padding: 0;
    margin: 0;
}

.list-check li {
    position: relative;
    padding-left: 2.2rem;
    margin-bottom: 0.9rem;
    color: hsl(var(--gray-700));
    transition: color 0.3s ease;
}

.list-check li::before {
    content: '✔';
    position: absolute;
    left: 0;
    top: 0.05rem;
    color: hsl(var(--success-600));
    font-weight: 700;
}

.trusted-card {
    position: relative;
    border-radius: 1.5rem;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    background: hsl(var(--gray-200));
    box-shadow: 0 16px 40px rgba(46, 49, 65, 0.12);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.trusted-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 48px rgba(46, 49, 65, 0.16);
}

.trusted-card-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.trusted-card-overlay {
    position: relative;
    z-index: 2;
    background: linear-gradient(180deg, transparent 0%, rgba(15, 20, 30, 0.85) 100%);
    width: 100%;
    padding: 1.5rem;
    text-align: center;
    transition: background 0.3s ease;
}

.trusted-card-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: hsl(var(--main-600));
    color: hsl(var(--white));
    border-radius: 1rem;
    padding: 0.5rem 1rem;
    font-weight: 700;
    font-size: 0.95rem;
}

.about-premium {
    background: linear-gradient(135deg, #ecf2fe 50%, #e0e7ff 100%);
    border-radius: clamp(1.5rem, 3vw, 2rem);
    padding: clamp(1.5rem, 5vw, 3rem);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.about-premium::before {
    content: '';
    position: absolute;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: rgba(69, 142, 255, 0.08);
    bottom: -100px;
    right: -100px;
    filter: blur(40px);
}

.about-content {
    position: relative;
    z-index: 1;
    max-width: 100%;
}

.about-intro {
    margin-bottom: 2rem;
}

.about-intro h3 {
    margin-bottom: 0.5rem;
}

.about-tagline {
    font-size: 1.15rem;
    font-weight: 700;
    color: hsl(var(--main-700));
    margin-bottom: 1.5rem;
    transition: color 0.3s ease;
}

.about-description {
    font-size: 1.05rem;
    line-height: 1.8;
    color: hsl(var(--gray-700));
    margin-bottom: 2rem;
    transition: color 0.3s ease;
}

.about-highlights {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    max-width: 1000px;
    margin: 0 auto;
}

.about-highlight {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid hsl(var(--gray-100));
    border-radius: 1.25rem;
    padding: 1.5rem;
    box-shadow: 0 8px 20px rgba(46, 49, 65, 0.06);
    transition: all 0.3s ease;
}

.about-highlight-icon {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    display: block;
}

.about-highlight-title {
    font-weight: 700;
    color: hsl(var(--main-900));
    margin-bottom: 0.5rem;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.about-highlight-desc {
    font-size: 0.95rem;
    color: hsl(var(--gray-600));
    line-height: 1.5;
    transition: color 0.3s ease;
}

.benefits-premium {
    background: linear-gradient(135deg, hsl(var(--main-50)), hsl(var(--main-two-100)), hsl(var(--white)));
    border-radius: clamp(1.5rem, 3vw, 2rem);
    padding: clamp(1.5rem, 5vw, 3rem);
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.benefits-premium::before {
    content: '';
    position: absolute;
    width: 280px;
    height: 280px;
    border-radius: 50%;
    background: rgba(69, 142, 255, 0.08);
    top: -80px;
    left: -80px;
    filter: blur(40px);
}

.benefits-content {
    position: relative;
    z-index: 1;
}

.benefits-intro {
    margin-bottom: 2rem;
    max-width: 700px;
}

.benefits-intro h3 {
    margin-bottom: 0.5rem;
}

.benefits-intro p {
    font-size: 1.05rem;
    color: hsl(var(--gray-700));
    transition: color 0.3s ease;
}

.benefits-grid {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    margin-top: 2rem;
}

.benefit-card {
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid hsl(var(--gray-100));
    border-radius: 1.5rem;
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(20, 35, 80, 0.08), 0 20px 60px rgba(52, 115, 255, 0.10);
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(46, 49, 65, 0.12);
}

.benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.benefit-title {
    font-weight: 700;
    color: hsl(var(--main-900));
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

.benefit-desc {
    font-size: 0.95rem;
    color: hsl(var(--gray-600));
    line-height: 1.6;
    transition: color 0.3s ease;
}

.stats-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.stat-card {
    background: hsl(var(--main-50));
    border-radius: 1rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card strong {
    display: block;
    font-size: 2rem;
    color: hsl(var(--main-900));
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

.plan-item {
    border: 1px solid hsl(var(--gray-100)) !important;
    border-radius: 1rem;
    box-shadow: 10px 20px 30px rgba(20, 35, 80, 0.08), 0 20px 60px rgba(52, 115, 255, 0.10);
}

.how-list,
.faq-list {
    display: grid;
    gap: 1rem;
}

.faq-item {
    background: hsl(var(--white));
    border: 1px solid hsl(var(--gray-100));
    border-radius: 1rem;
    transition: all 0.3s ease;
    overflow: hidden;
    box-shadow: 0 5px 10px rgba(20, 35, 80, 0.08), 0 20px 60px rgba(52, 115, 255, 0.10);
}

.faq-item:hover {
    box-shadow: 0 10px 30px rgba(20, 35, 80, 0.08), 0 20px 60px rgba(52, 115, 255, 0.10);
}

.faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 1.4rem 1.5rem;
    font-weight: 600;
    color: hsl(var(--main-900));
    position: relative;
    font-size: 1.05rem;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    position: absolute;
    right: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.5rem;
    font-weight: 700;
    transition: all .3s ease;
}

.faq-item[open] summary::after {
    content: '−';
}

.faq-item p {
    margin: 0;
    padding: 0 1.5rem 1.5rem;
    color: hsl(var(--gray-700));
    line-height: 1.7;
}

.testimonial-block {
    background: hsl(var(--white));
    border: 1px solid hsl(var(--gray-100));
    border-radius: 1.25rem;
    padding: 1.75rem;
    box-shadow: 0 10px 30px rgba(20, 35, 80, 0.08), 0 20px 60px rgba(52, 115, 255, 0.10);
    transition: all 0.3s ease;
}

.testimonial-block blockquote {
    margin: 0 0 1rem;
    color: hsl(var(--gray-700));
    font-style: italic;
    transition: color 0.3s ease;
}

.testimonial-block cite {
    display: block;
    font-weight: 700;
    color: hsl(var(--main-900));
    transition: color 0.3s ease;
}

.footer {
    padding: 2rem 0 1rem;
    text-align: center;
    color: hsl(var(--gray-600));
    transition: color 0.3s ease;
}

.pricing-card {
    box-shadow: 0 16px 32px rgba(46, 49, 65, 0.12);
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(46, 49, 65, 0.12);
}

.bestseller-pricing-card {
    background: linear-gradient(135deg, #ecf2fe 10%, #e0e7ff 20%);
    color: #1e3a5f;
}

.landing-footer {
    background: #0f172a;
    color: #cbd5e1;
    padding: 60px 0 20px;
}

.landing-footer-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
}

.landing-footer-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    justify-content: space-between;
}

.landing-footer-column {
    flex: 1 1;
    padding: 10px 0 20px;
}

.landing-footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}

.landing-footer-description {
    color: #94a3b8;
    line-height: 1.8;
}

.landing-footer-column h4 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 1rem;
}

.landing-footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.landing-footer-column li {
    margin-bottom: 12px;
}

.landing-footer-column a {
    color: #94a3b8;
    text-decoration: none;
    transition: all .3s ease;
}

.landing-footer-column a:hover {
    color: #fbbf24;
    padding-left: 4px;
}

.landing-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .08);
    margin-top: 20px;
    padding-top: 20px;
    text-align: center;
}

.landing-footer-bottom p {
    margin: 0;
    color: #64748b;
    font-size: .9rem;
}

@media (max-width: 768px) {
    .landing-footer {
        padding: 40px 0 20px;
    }

    .landing-footer-grid {
        flex-direction: column;
        gap: 32px;
    }

    .landing-footer-column {
        width: 100%;
    }

    .landing-footer-column h4 {
        margin-bottom: 12px;
    }
}

.landing-footer {
    background:
        radial-gradient(circle at top left,
            rgba(59, 130, 246, .15),
            transparent 30%),
        #0f172a;
}

@media (min-width: 768px) {
    .hero {
        grid-template-columns: 1.1fr 0.9fr;
    }

    .split-grid.columns-2 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .split-grid.columns-3 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .hero-copy p {
        font-size: 1.2rem;
    }
}

.mobile-nav {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100vh;

    background: #1F2937;

    z-index: 1050;

    transition: left .3s ease;

    box-shadow: 10px 0 25px rgba(0, 0, 0, .15);
}

.mobile-nav.show {
    left: 0;
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: start;
    gap: 15px;
    padding: 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    color: #fff;
}

.mobile-nav-header button {
    border: 0;
    background: transparent;
    color: #fff;
    font-size: 1.3rem;
}

.mobile-nav-menu {
    display: flex;
    flex-direction: column;
    padding: 1rem;
}

.mobile-nav-menu a {
    color: #fff;
    text-decoration: none;

    padding: 1rem 0;

    border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.mobile-nav-menu a:hover {
    color: #60A5FA;
}

@media (max-width: 1167px) {
    .page-container {
        padding: 1rem;
    }

    .section {
        padding: 2.5rem 0;
    }

    .section.hero {
        padding: 2rem 0;
    }

    .mobile-nav-menu .btn-primary {
        margin-top: 10px;
    }

    .navbar {
        width: 100%;
    }

    .navbar-brand {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        margin: 0;
    }

    .navbar-brand-icon {
        width: 28px;
        height: 28px;
        min-width: 28px;
        min-height: 28px;
        font-size: 0.85rem;
    }

    .navbar-brand-title {
        font-size: 0.8rem;
    }

    .navbar-content {
        position: relative;
        min-height: 64px;
        justify-content: center;
    }

    .hamburger-menu {
        display: flex;
        align-items: center;
        justify-content: center;

        position: absolute;
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
    }

    #themeToggleBtn {
        position: absolute;
        right: 1rem;
        top: 50%;
        transform: translateY(-50%);
    }

    .navbar-nav {
        display: none;
    }

    .hero-copy {
        max-width: 100%;
    }

    .hero-copy p {
        font-size: clamp(0.95rem, 1.1vw, 1.2rem);
    }

    .eyebrow {
        font-size: clamp(0.75rem, 0.9vw, 0.95rem);
    }

    .split-grid {
        gap: 1rem;
    }

    .split-grid.columns-2 {
        grid-template-columns: 1fr;
    }

    .split-grid.columns-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .card {
        border-radius: 1rem;
        padding: 1.25rem;
    }

    .card h4 {
        font-size: 1rem;
    }

    .trusted-card {
        aspect-ratio: 16 / 9;
    }

    .about-highlights {
        gap: 0.75rem;
        grid-template-columns: 1fr;
    }

    .about-highlight {
        padding: 1.25rem;
    }

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

    .benefit-card {
        padding: 1.25rem;
    }

    .benefit-icon {
        font-size: 2rem;
        margin-bottom: 0.75rem;
    }

    .benefit-title {
        font-size: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .stat-card {
        padding: 1.25rem;
    }

    .stat-card strong {
        font-size: 1.75rem;
    }

    .how-item,
    .faq-item {
        padding: 1.25rem 1rem;
        border-radius: 0.75rem;
    }

    .how-item h4,
    .faq-item h4 {
        font-size: 1rem;
    }

    .testimonial-block {
        padding: 1.25rem;
        border-radius: 1rem;
    }

    .testimonial-block blockquote {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .page-container {
        padding: 1rem 0.75rem;
    }

    .section {
        padding: 2rem 0;
    }

    .split-grid.columns-3 {
        grid-template-columns: 1fr;
    }

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

/* ================== DARK MODE (data-theme: dark) ================== */
[data-theme="dark"] {
    color: #E4E8F0;
    background: #0F1419;
}

[data-theme="dark"] body {
    color: #E4E8F0;
    background: #0F1419;
}

[data-theme="dark"] {
    .navbar {
        background: #111827;
        border-bottom-color: rgba(100, 110, 130, 0.3);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    }

    .navbar-brand {
        color: #E4E8F0;
    }

    .navbar-brand-title {
        color: #E4E8F0;
    }

    .navbar-brand-subtitle {
        color: #9CA3AF;
    }

    .theme-toggle-btn {
        background: #1F2937;
        color: #E4E8F0;
        border-color: rgba(100, 110, 130, 0.2);
    }

    .theme-toggle-btn:hover {
        background: #27303f;
    }

    .hamburger-menu i {
        color: #E4E8F0;
    }

    .navbar-nav a {
        color: #E4E8F0;
    }

    .navbar-nav a:hover {
        color: hsl(var(--main-400));
    }

    .navbar-nav a::after {
        background: linear-gradient(90deg, hsl(var(--main-400)), hsl(var(--main-two-400)));
    }

    .section {
        border-bottom-color: rgba(100, 110, 130, 0.2);
    }

    .section h2,
    .section h3,
    .section h4 {
        color: #E4E8F0;
    }

    .hero {
        background: radial-gradient(circle at top left, rgba(69, 142, 255, 0.1), transparent 30%),
            linear-gradient(135deg, #1A2332, #1E3A4C 48%, #142449 100%);
        box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
    }

    .hero::before {
        background: rgba(69, 142, 255, 0.1);
    }

    .eyebrow {
        color: hsl(var(--main-300));
    }

    .hero-copy p {
        color: #B3BAC5;
    }

    .hero-copy h2 {
        color: #E4E8F0;
    }

    .hero-panel {
        background: transparent;
        border-color: rgba(100, 110, 130, 0.2);
    }

    .hero-panel-placeholder {
        color: #6B7280;
    }

    .btn-secondary {
        background: #1F2937;
        color: #E4E8F0;
        border-color: rgba(100, 110, 130, 0.3);
    }

    .btn-secondary:hover {
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
    }

    .card {
        background: #1F2937;
        border-color: rgba(100, 110, 130, 0.2);
        box-shadow: 0 18px 45px rgba(0, 0, 0, 0.3);
    }

    .list-check li {
        color: #B3BAC5;
    }

    .trusted-card {
        background: #1A2332;
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
    }

    .trusted-card:hover {
        box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    }

    .about-premium {
        background: linear-gradient(135deg, #1A2332, #1E3A4C, #142449);
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
    }

    .about-tagline {
        color: hsl(var(--main-300));
    }

    .about-description {
        color: #B3BAC5;
    }

    .about-highlight {
        background: rgba(31, 41, 55, 0.8);
        border-color: rgba(100, 110, 130, 0.2);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
    }

    .about-highlight-title {
        color: #E4E8F0;
    }

    .about-highlight-desc {
        color: #9CA3AF;
    }

    .benefits-premium {
        background: linear-gradient(135deg, #1A2332, #1E3A4C, #142449);
    }

    .benefits-intro p {
        color: #B3BAC5;
    }

    .benefit-card {
        background: rgba(31, 41, 55, 0.8);
        border-color: rgba(100, 110, 130, 0.2);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    }

    .benefit-card:hover {
        box-shadow: 0 16px 32px rgba(0, 0, 0, 0.4);
    }

    .benefit-title {
        color: #E4E8F0;
    }

    .benefit-desc {
        color: #9CA3AF;
    }

    .stat-card {
        background: hsl(var(--main-950), 100%, 10%);
    }

    .stat-card strong {
        color: hsl(var(--main-300));
    }

    .how-item,
    .faq-item {
        background: #1F2937;
        border-color: rgba(100, 110, 130, 0.2);
    }

    .testimonial-block {
        background: #1F2937;
        border-color: rgba(100, 110, 130, 0.2);
        box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
    }

    .testimonial-block blockquote {
        color: #B3BAC5;
    }

    .testimonial-block cite {
        color: #E4E8F0;
    }

    .footer {
        color: #9CA3AF;
    }

    .navbar-nav {
        background: transparent !important;
    }

    .pricing-card {
        background: rgba(31, 41, 55, 0.8);
    }

    .bestseller-pricing-card {
        background: linear-gradient(135deg, #1A2332, #1E3A4C, #142449) !important;
    }

    @media (max-width: 768px) {
        .navbar-nav {
            /* background: #1F2937 !important; */
            padding-top: 0 !important;
            padding-right: 1rem;
            padding-left: 1rem;
        }
    }

    .navbar-nav a:hover {
        color: hsl(var(--main-300));
    }

    .mobile-nav {
        background: #111827;
    }

    .mobile-nav-menu a {
        color: #f3f4f6;
    }

    .mobile-nav-header {
        color: #fff;
    }

    .plan-item {
        background: #1F2937
    }

    .btn-secondary:hover {
        color: #fff !important;
    }
}