:root {
    color-scheme: light;
    --page-bg: radial-gradient(circle at top, #f5f8fb 0%, #e8eff5 38%, #dce7f0 100%);
    --card-bg: rgba(255, 255, 255, 0.96);
    --card-border: rgba(19, 45, 76, 0.08);
    --text-primary: #16324a;
    --text-secondary: #5b6f82;
    --accent: #0c5c7d;
    --accent-hover: #084a65;
    --accent-soft: #e8f4f8;
    --success-bg: #edf8f2;
    --success-text: #1f6b46;
    --error-bg: #fff2f0;
    --error-text: #a12622;
    --shadow: 0 28px 70px rgba(15, 23, 42, 0.12);
    --radius-xl: 28px;
    --radius-lg: 18px;
    --radius-md: 14px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background: var(--page-bg);
    color: var(--text-primary);
}

.page-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 40px 18px;
}

.lookup-card {
    width: min(1080px, 100%);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow);
    padding: 36px;
    backdrop-filter: blur(10px);
}

.hero {
    margin-bottom: 22px;
}

.eyebrow {
    margin: 0 0 12px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

h1 {
    margin: 0;
    font-size: clamp(2.1rem, 4vw, 3.2rem);
    line-height: 1.08;
}

.description {
    max-width: 720px;
    margin: 14px 0 0;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

.info-panel {
    margin: 0 0 24px;
    padding: 18px 20px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, #f4f9fb 0%, var(--accent-soft) 100%);
    border: 1px solid rgba(12, 92, 125, 0.1);
    color: var(--text-secondary);
}

.info-panel p {
    margin: 0;
    line-height: 1.6;
}

.lookup-form {
    display: grid;
    gap: 18px;
}

.field-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.field-group {
    display: grid;
    gap: 8px;
}

label {
    font-weight: 600;
    color: var(--text-primary);
}

input {
    width: 100%;
    min-height: 50px;
    padding: 13px 14px;
    border: 1px solid #c9d6e2;
    border-radius: var(--radius-md);
    background: #fff;
    color: var(--text-primary);
    font: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

input::placeholder {
    color: #8091a3;
}

input:focus {
    outline: none;
    border-color: rgba(12, 92, 125, 0.55);
    box-shadow: 0 0 0 4px rgba(12, 92, 125, 0.12);
    transform: translateY(-1px);
}

.action-row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

button {
    border: 0;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--accent) 0%, #11729b 100%);
    color: #fff;
    padding: 14px 26px;
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
    box-shadow: 0 12px 24px rgba(12, 92, 125, 0.22);
}

button:hover {
    transform: translateY(-1px);
    filter: brightness(1.03);
}

button:disabled {
    opacity: 0.75;
    cursor: wait;
    transform: none;
    box-shadow: none;
}

.status-text {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.message-area {
    min-height: 24px;
    font-size: 0.95rem;
}

.message-area.success,
.message-area.error {
    padding: 12px 14px;
    border-radius: var(--radius-md);
}

.message-area.success {
    background: var(--success-bg);
    color: var(--success-text);
}

.message-area.error {
    background: var(--error-bg);
    color: var(--error-text);
}

.results-section {
    margin-top: 30px;
}

.results-header {
    margin-bottom: 14px;
}

.results-header h2 {
    margin: 0 0 6px;
    font-size: 1.25rem;
}

.results-header p {
    margin: 0;
    color: var(--text-secondary);
    line-height: 1.5;
}

.table-frame {
    overflow-x: auto;
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 20px;
    background: #fff;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
    background: #fff;
}

thead {
    background: #eef6fa;
}

th,
td {
    padding: 15px 16px;
    text-align: left;
    border-bottom: 1px solid #e6edf4;
    white-space: nowrap;
}

th {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #466076;
}

tbody tr:last-child td {
    border-bottom: 0;
}

tbody tr:nth-child(even) {
    background: #fbfdff;
}

tbody tr:hover {
    background: #f5fafc;
}

@media (max-width: 720px) {
    .lookup-card {
        padding: 24px 18px;
    }

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

    .action-row {
        align-items: flex-start;
        flex-direction: column;
    }

    button {
        width: 100%;
    }
}