:root {
    --navy: #173a67;
    --blue: #207ba8;
    --light: #f4f7fa;
    --line: #dce3ea;
    --text: #1f2a36;
    --green: #237a49;
    --red: #b42318;
    --amber: #b25f00;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, sans-serif; color: var(--text); background: var(--light); }
.topbar { background: var(--navy); color: white; padding: 12px 22px; }
.brand { display: grid; grid-template-columns: 180px 1fr 180px; align-items: center; gap: 20px; max-width: 1400px; margin: auto; text-align: center; }
.brand img { max-width: 165px; max-height: 72px; object-fit: contain; background: white; padding: 6px; border-radius: 8px; }
.brand h1 { margin: 0 0 5px; font-size: 28px; }
.brand p { margin: 0; opacity: .9; }
.nav { background: white; display: flex; gap: 18px; align-items: center; padding: 12px 28px; border-bottom: 1px solid var(--line); }
.nav a, .link-button { color: var(--navy); text-decoration: none; font-weight: 700; background: none; border: 0; cursor: pointer; font: inherit; }
.nav form { margin-left: auto; }
.userbar { background: #e8f3eb; padding: 9px 28px; text-align: center; }
.container { max-width: 1400px; margin: 22px auto; padding: 0 20px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 16px 0 28px; }
.cards.cards-four { grid-template-columns: repeat(4, 1fr); }
.card { background: white; border: 1px solid var(--line); border-radius: 10px; padding: 20px; text-align: center; }
.card span { display: block; font-weight: 700; color: var(--navy); }
.card strong { display: block; font-size: 36px; margin-top: 8px; }
.card-link { display: inline-block; margin-top: 8px; color: var(--blue); font-weight: 700; text-decoration: none; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 15px; }
table { width: 100%; border-collapse: collapse; background: white; }
th, td { padding: 11px; border-bottom: 1px solid var(--line); text-align: left; }
th { background: var(--navy); color: white; }
td a { color: var(--blue); font-weight: 700; text-decoration: none; }
.btn { display: inline-block; border: 0; border-radius: 6px; padding: 10px 16px; background: var(--blue); color: white; text-decoration: none; cursor: pointer; font-weight: 700; }
.btn.secondary { background: #5d6772; }
.btn.small { padding: 7px 11px; }
.btn.approve { background: var(--green); }
.btn.return { background: var(--red); }
.search, .form-card, .login-card, .error-card { background: white; padding: 20px; border: 1px solid var(--line); border-radius: 10px; margin-bottom: 20px; }
.search { display: flex; gap: 10px; }
.search input { flex: 1; padding: 10px; }
.form-card p { display: grid; gap: 6px; }
.form-card input, .form-card select, .form-card textarea, .login-card input { width: 100%; padding: 9px; }
.login-card { max-width: 440px; margin: 70px auto; }
.error-card { max-width: 600px; margin: 70px auto; text-align: center; }
.detail-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 20px 0; }
.detail-grid div, .panel { background: white; border: 1px solid var(--line); padding: 14px; border-radius: 8px; }
.detail-grid span { display: block; font-size: 12px; color: #667; margin-bottom: 5px; text-transform: uppercase; }
.message { background: #e8f3eb; border: 1px solid #b9d7c0; padding: 12px; margin-bottom: 15px; border-radius: 6px; }
.message.warning { background: #fff4e5; border-color: #f1c27d; }
.message.error { background: #fdecec; border-color: #efaaaa; }
.return-note { background: #fff4e5; border: 1px solid #f1c27d; padding: 14px; border-radius: 8px; margin: 15px 0; }
.action-row { display: flex; gap: 12px; flex-wrap: wrap; }
@media (max-width: 1000px) {
    .cards.cards-four { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
    .brand { grid-template-columns: 1fr; }
    .brand img { margin: auto; }
    .brand h1 { font-size: 22px; }
    .cards, .cards.cards-four, .detail-grid { grid-template-columns: 1fr; }
    .nav { flex-wrap: wrap; padding: 12px 18px; }
    .nav form { margin-left: 0; }
    .container { padding: 0 12px; }
    .section-head { align-items: flex-start; flex-direction: column; }
    .search { flex-direction: column; }
    table { font-size: 13px; display: block; overflow-x: auto; white-space: nowrap; }
}

/* Step 5 print views */
.print-page { background: #eef2f5; }

.print-toolbar {
    max-width: 980px;
    margin: 18px auto;
    display: flex;
    gap: 10px;
}

.print-sheet {
    max-width: 980px;
    margin: 0 auto 30px;
    background: white;
    padding: 28px;
    border: 1px solid #ccd5df;
}

.print-brand {
    display: grid;
    grid-template-columns: 150px 1fr 150px;
    align-items: center;
    gap: 18px;
    text-align: center;
    border-bottom: 2px solid #173a67;
    padding-bottom: 14px;
    margin-bottom: 18px;
}

.print-brand img {
    max-width: 135px;
    max-height: 65px;
    object-fit: contain;
}

.print-brand h1 {
    margin: 0;
    color: #173a67;
}

.print-brand p {
    margin: 5px 0 0;
}

.print-table {
    margin-bottom: 20px;
}

.print-table th {
    width: 18%;
    background: #e9eef4;
    color: #1f2a36;
    border: 1px solid #cfd8e2;
}

.print-table td {
    border: 1px solid #cfd8e2;
}

.print-box {
    min-height: 80px;
    border: 1px solid #cfd8e2;
    padding: 12px;
    margin-bottom: 18px;
}

.signature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
    text-align: center;
}

@media print {
    body.print-page {
        background: white;
    }

    .print-toolbar {
        display: none !important;
    }

    .print-sheet {
        border: 0;
        margin: 0;
        max-width: none;
        padding: 0;
    }

    @page {
        size: A4;
        margin: 12mm;
    }
}