:root {
    --test-ink: #1d1d1f;
    --test-muted: #6e6e73;
    --test-surface: #f5f5f7;
    --test-blue: #0071e3;
    --test-blue-hover: #0077ed;
    --test-hairline: rgba(0, 0, 0, 0.08);
    --test-radius: 30px;
}

body {
    background: var(--test-surface);
    color: var(--test-ink);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

.site-header {
    background: rgba(255, 255, 255, 0.78);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    -webkit-backdrop-filter: saturate(180%) blur(22px);
    backdrop-filter: saturate(180%) blur(22px);
}

.login-button {
    color: #fff;
    background: var(--test-blue);
    border-radius: 999px;
    box-shadow: none;
}

.login-button:hover {
    color: #fff;
    background: var(--test-blue-hover);
    box-shadow: none;
    transform: scale(1.02);
}

.breadcrumb-nav {
    display: none;
}

.scroll-progress {
    width: 100%;
    height: 2px;
    background: var(--test-blue);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 100ms linear;
}

.test-hero {
    min-height: min(780px, 92svh);
    height: auto;
    margin-top: 0;
    padding: 124px 1.5rem 80px;
    color: var(--test-ink);
    background:
        radial-gradient(circle at 22% 25%, rgba(0, 113, 227, 0.15), transparent 28%),
        radial-gradient(circle at 82% 72%, rgba(191, 90, 242, 0.11), transparent 28%),
        var(--test-surface);
    isolation: isolate;
}

.test-hero .aurora-bg,
.test-hero .mesh-gradient,
.test-hero .noise,
.test-hero .floating-shapes,
.test-hero .wave-bottom {
    display: none;
}

.test-hero .hero-content {
    flex: none;
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0;
    color: var(--test-ink);
    text-align: center;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    animation: none;
}

.test-hero h1 {
    max-width: 1080px;
    margin: 0 auto 1.5rem;
    color: var(--test-ink);
    background: none;
    font-size: clamp(3.7rem, 7.3vw, 7.6rem);
    font-weight: 700;
    line-height: 0.94;
    letter-spacing: -0.067em;
    text-shadow: none;
    -webkit-text-fill-color: currentColor;
}

.test-hero p {
    max-width: 820px;
    margin: 0 auto;
    color: var(--test-muted);
    font-size: clamp(1.2rem, 2vw, 1.62rem);
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: -0.025em;
}

.test-hero .highlight-text {
    padding: 0;
    color: var(--test-ink);
    background: none;
    -webkit-text-fill-color: currentColor;
}

.test-hero .highlight-text::after {
    display: none;
}

.hero-pills {
    gap: 0.65rem;
    margin-top: 2.2rem;
}

.hero-pill {
    padding: 0.65rem 0.95rem;
    color: #424245;
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid var(--test-hairline);
    border-radius: 999px;
    box-shadow: none;
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
}

.hero-pill i {
    color: var(--test-blue);
}

.test-usp {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0;
    max-width: 1120px;
    margin: -34px auto 0;
    padding: 0;
    color: var(--test-ink);
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--test-hairline);
    border-radius: 22px;
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.08);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
}

.test-usp .usp-item {
    min-height: 72px;
    padding: 1rem;
    color: #424245;
    font-size: 0.9rem;
    font-weight: 600;
}

.test-usp .usp-item + .usp-item {
    border-left: 1px solid var(--test-hairline);
}

.test-usp .usp-item i {
    color: var(--test-blue);
}

.register-section {
    padding: clamp(6rem, 10vw, 10rem) 1.5rem;
    background: var(--test-surface);
}

.booking-banner {
    max-width: 1180px;
    margin: 0 auto 1.15rem;
    padding: clamp(1.5rem, 3vw, 2.2rem);
    color: #f5f5f7;
    background:
        radial-gradient(circle at 90% 0, rgba(48, 119, 255, 0.22), transparent 34%),
        #000;
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: var(--test-radius);
    box-shadow: none;
}

.booking-banner-text h2 {
    color: #fff;
    font-size: clamp(1.55rem, 2.7vw, 2.5rem);
    letter-spacing: -0.04em;
}

.benefit-point {
    color: #d2d2d7;
}

.benefit-point i {
    color: #2997ff;
}

.booking-cta-button {
    min-height: 46px;
    padding: 0.7rem 1.2rem;
    color: #fff;
    background: var(--test-blue);
    border: 1px solid var(--test-blue);
    border-radius: 999px;
    box-shadow: none;
}

.booking-cta-button:hover {
    color: #fff;
    background: var(--test-blue-hover);
    border-color: var(--test-blue-hover);
    box-shadow: none;
    transform: scale(1.02);
}

.form-container {
    max-width: 1180px;
    margin-inline: auto;
    padding: clamp(2rem, 4vw, 3.5rem);
    background: #fff;
    border: 1px solid var(--test-hairline);
    border-radius: var(--test-radius);
    box-shadow: none;
}

.register-title {
    margin: 0 0 0.7rem;
    color: var(--test-ink);
    font-size: clamp(2.7rem, 5vw, 5rem);
    line-height: 0.98;
    letter-spacing: -0.06em;
    text-align: center;
}

.register-subtitle {
    color: var(--test-muted);
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    text-align: center;
}

.form-required-hint,
.register-toggle-label {
    color: var(--test-muted);
}

.register-tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.45rem;
    max-width: 620px;
    margin: 1.5rem auto 2.5rem;
    padding: 0.35rem;
    background: var(--test-surface);
    border: 1px solid var(--test-hairline);
    border-radius: 18px;
}

.register-tab {
    min-height: 66px;
    color: var(--test-muted);
    background: transparent;
    border: 0;
    border-radius: 14px;
    box-shadow: none;
}

.register-tab:hover {
    color: var(--test-ink);
    background: rgba(255, 255, 255, 0.7);
}

.register-tab.active {
    color: #fff;
    background: var(--test-blue);
    box-shadow: 0 6px 18px rgba(0, 113, 227, 0.18);
}

.register-tab.active i,
.register-tab.active .register-tab-title,
.register-tab.active .register-tab-sub {
    color: #fff;
}

.register-tab i {
    color: var(--test-blue);
}

.register-tab-title {
    color: var(--test-ink);
}

.register-tab-sub {
    color: var(--test-muted);
}

.register-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.15rem;
}

.register-form .form-group {
    margin: 0;
}

.register-form .form-group label {
    margin-bottom: 0.5rem;
    color: var(--test-ink);
    font-size: 0.9rem;
    font-weight: 650;
}

.register-form .form-group input:not([type="checkbox"]),
.register-form .form-group select,
.register-form .form-group textarea {
    width: 100%;
    min-height: 52px;
    box-sizing: border-box;
    padding: 0.85rem 1rem;
    color: var(--test-ink);
    background: var(--test-surface);
    border: 1px solid var(--test-hairline);
    border-radius: 14px;
    box-shadow: none;
    font: inherit;
    font-size: 1rem;
    outline: none;
    transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.register-form .form-group input:not([type="checkbox"]):focus,
.register-form .form-group select:focus,
.register-form .form-group textarea:focus {
    background: #fff;
    border-color: rgba(0, 113, 227, 0.6);
    box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1);
}

.required {
    color: #d92d20;
}

.form-help i {
    color: var(--test-blue);
}

.form-help-text {
    color: #f5f5f7;
    background: rgba(29, 29, 31, 0.96);
    border-radius: 12px;
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.18);
}

.form-help:hover .form-help-text,
.form-help:focus-within .form-help-text {
    opacity: 1;
    visibility: visible;
}

.checkbox-group {
    display: grid;
    gap: 0.65rem;
    padding: 0;
    background: transparent;
    border: 0;
}

.checkbox-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.7rem;
    align-items: start;
    padding: 1rem;
    background: var(--test-surface);
    border: 1px solid var(--test-hairline);
    border-radius: 14px;
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0.1rem 0 0;
    accent-color: var(--test-blue);
}

.checkbox-item label {
    margin: 0;
    color: var(--test-muted);
    font-size: 0.86rem;
    font-weight: 500;
    line-height: 1.45;
}

.checkbox-item label a {
    color: var(--test-blue);
}

.submit-btn {
    min-height: 52px;
    padding: 0.85rem 1.4rem;
    color: #fff;
    background: var(--test-blue);
    border: 1px solid var(--test-blue);
    border-radius: 999px;
    box-shadow: none;
    font: inherit;
    font-size: 1rem;
    font-weight: 650;
}

.submit-btn:hover {
    color: #fff;
    background: var(--test-blue-hover);
    border-color: var(--test-blue-hover);
    box-shadow: none;
    transform: scale(1.01);
}

.form-trust-bar {
    gap: 0.5rem;
    padding: 0;
    background: transparent;
    border: 0;
}

.form-trust-bar span {
    padding: 0.5rem 0.7rem;
    color: var(--test-muted);
    background: var(--test-surface);
    border: 1px solid var(--test-hairline);
    border-radius: 999px;
}

.form-trust-bar span i {
    color: var(--test-blue);
}

#form-debug-output {
    border-radius: 14px !important;
}

main .kvd-demo {
    max-width: none;
    margin: 0;
    padding: clamp(6rem, 10vw, 10rem) 1.5rem;
    background: #fff;
}

main .kvd-demo-header {
    max-width: 1000px;
    margin: 0 auto 4rem;
}

main .kvd-demo-badge {
    color: #bf4800;
    background: transparent;
    padding: 0;
    letter-spacing: 0;
    text-transform: none;
}

main .kvd-demo-header h2 {
    max-width: 980px;
    margin: 0 auto 1.25rem;
    color: var(--test-ink);
    font-size: clamp(3rem, 6vw, 6rem);
    line-height: 0.98;
    letter-spacing: -0.06em;
}

main .kvd-demo-header p {
    max-width: 760px;
    margin-inline: auto;
    color: var(--test-muted);
    font-size: clamp(1.08rem, 1.7vw, 1.35rem);
    line-height: 1.55;
}

main .kvd-demo-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.15rem;
    max-width: 1280px;
    margin-inline: auto;
}

main .kvd-card {
    min-height: 260px;
    padding: 2rem;
    background: var(--test-surface);
    border: 1px solid var(--test-hairline);
    border-radius: var(--test-radius);
    box-shadow: none;
}

main .kvd-card:hover {
    border-color: rgba(0, 113, 227, 0.25);
    box-shadow: 0 20px 55px rgba(0, 0, 0, 0.06);
    transform: translateY(-2px);
}

main .kvd-card-icon {
    color: var(--test-blue);
    background: rgba(0, 113, 227, 0.09);
    border-radius: 15px;
}

main .kvd-card h3 {
    color: var(--test-ink);
    font-size: 1.35rem;
    letter-spacing: -0.03em;
}

main .kvd-card p {
    color: var(--test-muted);
    line-height: 1.6;
}

main .kvd-tip {
    max-width: 1000px;
    margin: 2rem auto 0;
    color: var(--test-muted);
    background: rgba(0, 113, 227, 0.06);
    border: 1px solid rgba(0, 113, 227, 0.1);
    border-left: 4px solid var(--test-blue);
    border-radius: 16px;
}

main .kvd-tip i,
main .kvd-tip a {
    color: var(--test-blue);
}

.register-section a:focus-visible,
.register-section button:focus-visible,
.register-section input:focus-visible,
.register-section select:focus-visible,
.kvd-demo a:focus-visible {
    outline: 3px solid rgba(0, 113, 227, 0.3);
    outline-offset: 3px;
}

@media (max-width: 968px) {
    .register-form {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .test-hero {
        min-height: auto;
        padding: 108px 1.25rem 72px;
    }

    .test-hero h1 {
        font-size: clamp(3.15rem, 15vw, 5rem);
    }

    .test-usp {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: calc(100% - 2rem);
    }

    .test-usp .usp-item:nth-child(3) {
        border-left: 0;
    }

    .test-usp .usp-item:nth-child(n+3) {
        border-top: 1px solid var(--test-hairline);
    }

    .register-section {
        padding: 5rem 1rem;
    }

    .booking-banner,
    .form-container {
        padding: 1.5rem;
    }

    main .kvd-demo-grid {
        grid-template-columns: 1fr;
    }

    main .kvd-demo-header h2 {
        font-size: clamp(2.8rem, 13vw, 4.7rem);
    }
}

@media (max-width: 520px) {
    .test-usp,
    .register-tabs {
        grid-template-columns: 1fr;
    }

    .test-usp .usp-item + .usp-item {
        border-top: 1px solid var(--test-hairline);
        border-left: 0;
    }

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

    .submit-btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}