* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f4f6f8;
    color: #1e293b;
}

.topbar {
    background: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    padding: 18px 32px;
}

.brand {
    max-width: 1100px;
    margin: auto;
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo {
    width: 46px;
    height: 46px;
    border-radius: 10px;
    background: #1d4ed8;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    font-weight: bold;
}

.brand h1 {
    margin: 0;
    font-size: 23px;
}

.brand p {
    margin: 3px 0 0;
    color: #64748b;
    font-size: 14px;
}

.container {
    max-width: 900px;
    margin: 45px auto;
    padding: 0 20px;
}

.welcome {
    margin-bottom: 24px;
}

.welcome h2 {
    font-size: 30px;
    margin-bottom: 8px;
}

.welcome p {
    color: #64748b;
    margin: 0;
}

.card,
.results {
    background: white;
    padding: 28px;
    border-radius: 14px;
    border: 1px solid #e2e8f0;
    margin-bottom: 22px;
}

.field {
    margin-bottom: 24px;
}

.field label {
    display: block;
    font-weight: bold;
    margin-bottom: 9px;
}

.upload-box {
    border: 2px dashed #cbd5e1;
    border-radius: 12px;
    padding: 35px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 8px;
    color: #475569;
}

.upload-icon {
    font-size: 36px;
}

.upload-box span {
    font-size: 13px;
    color: #94a3b8;
}

.upload-box input {
    margin: 15px auto 0;
}

select {
    width: 100%;
    padding: 13px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    background: white;
}

.primary-button {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 9px;
    background: #1d4ed8;
    color: white;
    font-size: 16px;
    font-weight: bold;
}

.primary-button:disabled {
    opacity: 0.5;
}

.results h3 {
    margin-top: 0;
}

.status-grid {
    display: grid;
    gap: 14px;
}

.status {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 16px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
}

.status-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.status p {
    margin: 4px 0 0;
    color: #64748b;
    font-size: 13px;
}

footer {
    text-align: center;
    padding: 25px;
    color: #94a3b8;
    font-size: 13px;
}