:root {
    --blue: #1796FF;
    --navy: #192344;
    --navy-soft: #22305d;
    --white: #ffffff;
    --black: #080b14;
    --gray-50: #f4f7fb;
    --gray-100: #e9eef7;
    --gray-200: #d6dff0;
    --gray-400: #8ea0c2;
    --gray-500: #6f82a7;
    --gray-700: #304163;
    --shadow-lg: 0 20px 48px rgba(7, 12, 28, 0.16);
    --shadow-sm: 0 10px 24px rgba(7, 12, 28, 0.08);
    --radius-xl: 24px;
    --radius-lg: 18px;
    --radius-md: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    min-height: 100vh;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: #192344;
    color: var(--white);
}

.page-shell {
    width: min(1180px, calc(100% - 32px));
    margin: 36px auto 48px;
    display: grid;
    gap: 18px;
}

.topbar {
    padding: 28px 30px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-xl);
    background: rgba(9, 15, 34, 0.28);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(6px);
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    padding: 7px 11px;
    border-radius: 999px;
    background: rgba(23, 150, 255, 0.10);
    border: 1px solid rgba(23, 150, 255, 0.20);
    color: #8ecaff;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.topbar h1 {
    margin: 14px 0 10px;
    font-size: clamp(2rem, 4vw, 2.9rem);
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.topbar p {
    margin: 0;
    max-width: 720px;
    color: rgba(255,255,255,0.72);
    font-size: 1rem;
}

.content-panel {
    padding: 24px;
    border-radius: var(--radius-xl);
    background: var(--gray-50);
    color: var(--navy);
    box-shadow: var(--shadow-lg);
}

.search-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 12px;
}

.search-field input {
    width: 100%;
    height: 58px;
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    background: var(--white);
    color: var(--navy);
    padding: 0 18px;
    font-size: 15px;
    outline: none;
    transition: border-color .18s ease, box-shadow .18s ease;
}

.search-field input::placeholder {
    color: var(--gray-500);
}

.search-field input:focus {
    border-color: rgba(23, 150, 255, 0.85);
    box-shadow: 0 0 0 4px rgba(23, 150, 255, 0.14);
}

.primary-button,
.panel-link {
    border: 0;
    border-radius: 16px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: pointer;
    transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}

.primary-button {
    min-width: 140px;
    height: 58px;
    padding: 0 22px;
    color: var(--white);
    background: var(--blue);
    box-shadow: 0 12px 24px rgba(23, 150, 255, 0.22);
    font-size: 15px;
}

.primary-button:hover,
.panel-link:hover {
    transform: translateY(-1px);
}

.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 14px;
    margin-bottom: 2px;
}

.status-text {
    margin: 0;
    color: var(--gray-500);
    font-size: 14px;
}

.results-grid {
    display: grid;
    gap: 16px;
}

.result-card {
    padding: 22px;
    border-radius: var(--radius-lg);
    background: var(--white);
    color: var(--navy);
    border: 1px solid var(--gray-200);
    display: grid;
    gap: 16px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.card-title-group {
    min-width: 0;
}

.user-name {
    margin: 0 0 6px;
    font-size: 1.16rem;
    line-height: 1.15;
}

.user-email {
    margin: 0;
    color: var(--gray-500);
    word-break: break-word;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.panel-badge {
    display: inline-flex;
    align-items: center;
    padding: 9px 12px;
    border-radius: 999px;
    background: rgba(25, 35, 68, 0.06);
    color: var(--navy);
    border: 1px solid rgba(25, 35, 68, 0.08);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .03em;
    text-transform: uppercase;
}

.panel-link {
    padding: 11px 14px;
    color: var(--white);
    background: var(--navy);
    font-size: 13px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
}

.info-grid div {
    min-height: 84px;
    padding: 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    background: #fbfcff;
    display: grid;
    align-content: start;
    gap: 8px;
}

.info-grid span {
    color: var(--gray-500);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.info-grid strong {
    color: var(--navy);
    font-size: 14px;
    line-height: 1.45;
    word-break: break-word;
}

.empty-state {
    padding: 28px;
    border-radius: var(--radius-lg);
    border: 1px dashed var(--gray-200);
    background: rgba(255,255,255,0.78);
    color: var(--gray-700);
    text-align: center;
}

@media (max-width: 1040px) {
    .info-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px) {
    .page-shell {
        width: min(100% - 20px, 100%);
        margin: 18px auto 26px;
    }

    .topbar,
    .content-panel,
    .result-card {
        padding: 18px;
    }

    .search-form {
        grid-template-columns: 1fr;
    }

    .primary-button {
        width: 100%;
    }

    .card-header {
        flex-direction: column;
        align-items: stretch;
    }

    .header-actions {
        justify-content: flex-start;
    }

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