:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --danger: #dc2626;
    --bg: #f5f6fb;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.page {
    max-width: 480px;
    margin: 0 auto;
    padding: 32px 20px;
    text-align: center;
}

.brand h1 { font-size: 22px; margin-bottom: 6px; color: var(--primary); }
.brand .sub { color: var(--muted); font-size: 14px; margin: 4px 0; }

.banner {
    background: #fef3c7;
    color: #92400e;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-top: 14px;
}
.banner-info { background: #e0e7ff; color: #3730a3; }
.hidden { display: none !important; }

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(17, 24, 39, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    z-index: 999;
}

.modal {
    background: #fff;
    width: 100%;
    max-width: 400px;
    border-radius: 16px;
    padding: 26px 22px;
    box-shadow: 0 20px 45px rgba(0,0,0,0.25);
}

.modal h2 { margin: 0 0 4px; font-size: 20px; }
.modal-sub { color: var(--muted); font-size: 13px; margin: 0 0 18px; }

label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin: 14px 0 6px;
}
label .req { color: var(--danger); }
label .opt { color: var(--muted); font-weight: 400; }

input[type="text"], input[type="email"] {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    transition: border-color .15s;
}
input[type="text"]:focus, input[type="email"]:focus {
    border-color: var(--primary);
}

.checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 12.5px;
    font-weight: 400;
    color: var(--muted);
    margin-top: 16px;
}
.checkbox-row input { width: 16px; height: 16px; margin-top: 2px; }

.error {
    display: block;
    color: var(--danger);
    font-size: 12px;
    min-height: 16px;
    margin-top: 3px;
}

button[type="submit"] {
    width: 100%;
    margin-top: 18px;
    padding: 13px;
    border: none;
    border-radius: 10px;
    background: var(--primary);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: background .15s;
}
button[type="submit"]:hover { background: var(--primary-dark); }
button[type="submit"]:disabled { opacity: .6; cursor: not-allowed; }

.form-status {
    text-align: center;
    font-size: 13px;
    margin-top: 10px;
    min-height: 16px;
}
.form-status.ok { color: #059669; }
.form-status.err { color: var(--danger); }
.form-status.queued { color: #92400e; }

.success-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: #d1fae5;
    color: #059669;
    font-size: 28px;
    display: flex; align-items: center; justify-content: center;
    margin: 4px auto 14px;
}
#successView { text-align: center; }
#successView h3 { margin: 0 0 6px; }
#successView p { color: var(--muted); font-size: 14px; }