@font-face { font-family: "Satoshi"; font-weight: 700; src: url("fonts/Satoshi-Bold.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "Open Sans"; font-weight: 400; src: url("fonts/OpenSans-latin-400.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "Open Sans"; font-weight: 600; src: url("fonts/OpenSans-latin-600.woff2") format("woff2"); font-display: swap; }

:root {
    --navy: #0f4a65;
    --navy-dark: #0b3a50;
    --teal: #1ac0c6;
    --bg: #f2f3f5;
    --surface: #ffffff;
    --text: #1e2a33;
    --muted: #5b6b77;
    --border: #d5dbe0;
    --error: #b42318;
    --error-bg: #fdecea;
    --success: #0f6b4f;
    --success-bg: #e6f6f0;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 400 15px/1.6 "Open Sans", system-ui, sans-serif;
}

.masthead {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: var(--navy);
}

.logo { height: 28px; width: auto; }

.product {
    padding-left: 16px;
    border-left: 1px solid rgb(255 255 255 / 30%);
    color: #fff;
    font: 700 18px/1 "Satoshi", sans-serif;
}

.card {
    max-width: 680px;
    margin: 40px auto;
    padding: 32px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
}

h1 {
    margin: 0 0 16px;
    color: var(--navy);
    font: 700 26px/1.2 "Satoshi", sans-serif;
}

.steps { margin: 0 0 24px; padding-left: 20px; }
.steps li { margin-bottom: 8px; }

code {
    padding: 1px 6px;
    background: var(--bg);
    border-radius: 4px;
    font: 13px/1.5 ui-monospace, Menlo, Consolas, monospace;
    overflow-wrap: anywhere;
}

label { display: block; margin-bottom: 6px; font-weight: 600; }

textarea {
    display: block;
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font: 13px/1.5 ui-monospace, Menlo, Consolas, monospace;
    resize: vertical;
    word-break: break-all;
}

textarea:focus-visible, button:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; }
textarea[aria-invalid="true"] { border-color: var(--error); }

.message:empty { display: none; }
.message { margin: 12px 0 0; padding: 10px 12px; border-radius: 6px; }
.message.error { background: var(--error-bg); color: var(--error); }
.message.progress { background: var(--bg); color: var(--navy); }
.message.success { background: var(--success-bg); color: var(--success); }

.actions { margin-top: 20px; text-align: center; }

button {
    min-width: 200px;
    padding: 10px 24px;
    border: 0;
    border-radius: 6px;
    background: var(--navy);
    color: #fff;
    font: 600 15px/1.4 "Open Sans", sans-serif;
    cursor: pointer;
}

button:hover { background: var(--navy-dark); }
button:disabled { opacity: 0.55; cursor: progress; }

.hint { margin: 6px 0 0; color: var(--muted); font-size: 13px; }

@media (max-width: 720px) {
    .card { margin: 16px; padding: 20px; }
}