.ui-global-nav {
    position: sticky;
    top: 20px;
    z-index: 30;
    padding-bottom: 20px;
}

.ui-global-nav__inner {
    width: min(var(--ui-page-width), 100%);
    margin: 0 auto;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    border-radius: var(--ui-radius-pill);
    background: var(--ui-surface-glass);
    box-shadow: var(--ui-shadow-soft);
    backdrop-filter: blur(20px);
}

.ui-global-nav__brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-right: auto;
    text-decoration: none;
}

.ui-global-nav__brand-logo {
    width: 22px;
    height: 22px;
    flex: 0 0 auto;
}

.ui-global-nav__brand-mark {
    font-size: 1.14rem;
    font-weight: 700;
    letter-spacing: -0.04em;
}

.ui-global-nav__cluster,
.ui-global-nav__actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ui-global-nav__link,
.ui-global-nav__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 0 16px;
    border: 0;
    border-radius: var(--ui-radius-pill);
    background: transparent;
    color: var(--ui-text-soft);
    cursor: pointer;
    font-size: 0.92rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    text-decoration: none;
    transition: color 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
}

.ui-global-nav__link:hover,
.ui-global-nav__button:hover,
.ui-global-nav__link.is-active {
    color: var(--ui-primary);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: var(--ui-shadow-soft);
}

.ui-global-nav__button--primary {
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-primary-bright));
    color: #fff;
    box-shadow: 0 12px 24px rgba(0, 65, 200, 0.18);
}

.ui-global-nav__button--primary:hover {
    color: #fff;
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-primary-bright));
    box-shadow: 0 16px 28px rgba(0, 65, 200, 0.2);
}

.ui-shell--centered {
    display: grid;
    place-items: center;
    align-items: baseline;
}

.ui-page {
    width: min(var(--ui-page-width), 100%);
    margin: 0 auto;
}

.ui-card {
    border-radius: var(--ui-radius-lg);
    background: var(--ui-surface);
    box-shadow: var(--ui-shadow-soft);
}

.ui-card--muted {
    background: var(--ui-surface-muted);
}

.ui-card--glass {
    background: var(--ui-surface-glass);
    backdrop-filter: blur(20px);
}

.ui-card--hero {
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(246, 243, 242, 0.98)),
        var(--ui-surface);
    box-shadow: var(--ui-shadow-ambient);
}

.ui-section-heading,
.ui-stack-md,
.ui-stack-lg {
    display: grid;
}

.ui-section-heading {
    gap: 12px;
}

.ui-stack-md {
    gap: 20px;
}

.ui-stack-lg {
    gap: 32px;
}

.ui-eyebrow {
    margin: 0;
    color: var(--ui-primary);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.ui-title {
    margin: 0;
    font-size: clamp(2.5rem, 6vw, 4.6rem);
    font-weight: 700;
    line-height: 0.96;
    letter-spacing: -0.06em;
}

.ui-title--md {
    font-size: clamp(2rem, 4vw, 3rem);
}

.ui-subtitle {
    margin: 0;
    color: var(--ui-text-soft);
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: var(--ui-copy-width);
}

.ui-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.ui-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 20px;
    border: 0;
    border-radius: var(--ui-radius-md);
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-primary-bright));
    color: #fff;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-decoration: none;
    box-shadow: 0 12px 24px rgba(0, 65, 200, 0.18);
    transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;

    &[disabled] {
        opacity: 0.5;
    }
}

.ui-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 28px rgba(0, 65, 200, 0.2);
}

.ui-button--secondary {
    background: rgba(182, 196, 255, 0.18);
    color: var(--ui-primary-strong);
    box-shadow: none;
}

.ui-button--ghost,
.ui-button--text {
    background: transparent;
    color: var(--ui-text-soft);
    box-shadow: none;
}

.ui-button--ghost {
    background: rgba(255, 255, 255, 0.9);
    color: var(--ui-primary);
}

.ui-button--danger {
    background: #a82926;
    box-shadow: none;
}

.ui-icon-button {
    display: inline-grid;
    place-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    border-radius: var(--ui-radius-pill);
    background: rgba(255, 255, 255, 0.9);
    color: var(--ui-primary);
    box-shadow: var(--ui-shadow-soft);
    cursor: pointer;
}

.ui-icon-button span {
    display: block;
    width: 18px;
    height: 2px;
    border-radius: var(--ui-radius-pill);
    background: currentColor;
}

.ui-field {
    display: grid;
    gap: 10px;
}

.ui-field-label {
    color: var(--ui-text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.ui-input,
.ui-select,
.ui-textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--ui-outline-strong);
    border-radius: var(--ui-radius-md);
    background: var(--ui-surface);
    color: var(--ui-text);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.88);
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

.ui-textarea {
    min-height: 220px;
    resize: vertical;
}

.ui-input:focus,
.ui-select:focus,
.ui-textarea:focus,
[contenteditable="true"]:focus {
    outline: none;
    border-color: var(--ui-primary);
    box-shadow: 0 0 0 4px var(--ui-primary-glow);
}

.ui-chip {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 12px;
    border-radius: var(--ui-radius-pill);
    background: rgba(182, 196, 255, 0.24);
    color: var(--ui-primary-strong);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.ui-rich-text {
    color: var(--ui-text-soft);
    line-height: 1.75;
}

.ui-rich-text p {
    margin: 0 0 1rem;
}

.ui-rich-text > :last-child {
    margin-bottom: 0;
}

.form-error,
.form-message {
    background: rgba(179, 38, 30, 0.08);
    color: var(--ui-danger);
    display: grid;
    gap: 6px;
    margin-top: 20px;
    padding: 16px 18px;
    border-radius: var(--ui-radius-md);

    &.success {
        background: rgba(0, 87, 106, 0.1);
        color: var(--ui-success);
    }
}

@media (max-width: 860px) {
    body.ui-shell {
        padding: 12px;
    }

    .ui-global-nav {
        top: 12px;
    }

    .ui-global-nav__inner {
        flex-wrap: wrap;
        border-radius: 24px;
    }

    .ui-global-nav__brand {
        width: 100%;
    }

    .ui-title {
        font-size: clamp(2.2rem, 12vw, 3.4rem);
    }
}